new file mode 100644
@@ -0,0 +1,59 @@
+/*
+ * Block.h
+ *
+ * Copyright 2008-2010 Apple, Inc. Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to permit
+ * persons to whom the Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifndef _BLOCK_H_
+#define _BLOCK_H_
+
+#if !defined(BLOCK_EXPORT)
+# if defined(__cplusplus)
+# define BLOCK_EXPORT extern "C"
+# else
+# define BLOCK_EXPORT extern
+# endif
+#endif
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+/* Create a heap based copy of a Block or simply add a reference to an existing one.
+ * This must be paired with Block_release to recover memory, even when running
+ * under Objective-C Garbage Collection.
+ */
+BLOCK_EXPORT void *_Block_copy(const void *aBlock);
+
+/* Lose the reference, and if heap based and last reference, recover the memory. */
+BLOCK_EXPORT void _Block_release(const void *aBlock);
+
+#if defined(__cplusplus)
+}
+#endif
+
+/* Type correct macros. */
+
+#define Block_copy(...) ((__typeof(__VA_ARGS__))_Block_copy((const void *)(__VA_ARGS__)))
+#define Block_release(...) _Block_release((const void *)(__VA_ARGS__))
+
+
+#endif
new file mode 100644
@@ -0,0 +1,179 @@
+/*
+ * Block_private.h
+ *
+ * Copyright 2008-2010 Apple, Inc. Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to permit
+ * persons to whom the Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#ifndef _BLOCK_PRIVATE_H_
+#define _BLOCK_PRIVATE_H_
+
+#if !defined(BLOCK_EXPORT)
+# if defined(__cplusplus)
+# define BLOCK_EXPORT extern "C"
+# else
+# define BLOCK_EXPORT extern
+# endif
+#endif
+
+#ifndef _MSC_VER
+#include <stdbool.h>
+#else
+/* MSVC doesn't have <stdbool.h>. Compensate. */
+typedef char bool;
+#define true (bool)1
+#define false (bool)0
+#endif
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+
+enum {
+ BLOCK_REFCOUNT_MASK = (0xffff),
+ BLOCK_NEEDS_FREE = (1 << 24),
+ BLOCK_HAS_COPY_DISPOSE = (1 << 25),
+ BLOCK_HAS_CTOR = (1 << 26), /* Helpers have C++ code. */
+ BLOCK_IS_GC = (1 << 27),
+ BLOCK_IS_GLOBAL = (1 << 28),
+ BLOCK_HAS_DESCRIPTOR = (1 << 29)
+};
+
+
+/* Revised new layout. */
+struct Block_descriptor {
+ unsigned long int reserved;
+ unsigned long int size;
+ void (*copy)(void *dst, void *src);
+ void (*dispose)(void *);
+};
+
+
+struct Block_layout {
+ void *isa;
+ int flags;
+ int reserved;
+ void (*invoke)(void *, ...);
+ struct Block_descriptor *descriptor;
+ /* Imported variables. */
+};
+
+
+struct Block_byref {
+ void *isa;
+ struct Block_byref *forwarding;
+ int flags; /* refcount; */
+ int size;
+ void (*byref_keep)(struct Block_byref *dst, struct Block_byref *src);
+ void (*byref_destroy)(struct Block_byref *);
+ /* long shared[0]; */
+};
+
+
+struct Block_byref_header {
+ void *isa;
+ struct Block_byref *forwarding;
+ int flags;
+ int size;
+};
+
+
+/* Runtime support functions used by compiler when generating copy/dispose helpers. */
+
+enum {
+ /* See function implementation for a more complete description of these fields and combinations */
+ BLOCK_FIELD_IS_OBJECT = 3, /* id, NSObject, __attribute__((NSObject)), block, ... */
+ BLOCK_FIELD_IS_BLOCK = 7, /* a block variable */
+ BLOCK_FIELD_IS_BYREF = 8, /* the on stack structure holding the __block variable */
+ BLOCK_FIELD_IS_WEAK = 16, /* declared __weak, only used in byref copy helpers */
+ BLOCK_BYREF_CALLER = 128 /* called from __block (byref) copy/dispose support routines. */
+};
+
+/* Runtime entry point called by compiler when assigning objects inside copy helper routines */
+BLOCK_EXPORT void _Block_object_assign(void *destAddr, const void *object, const int flags);
+ /* BLOCK_FIELD_IS_BYREF is only used from within block copy helpers */
+
+
+/* runtime entry point called by the compiler when disposing of objects inside dispose helper routine */
+BLOCK_EXPORT void _Block_object_dispose(const void *object, const int flags);
+
+
+
+/* Other support functions */
+
+/* Runtime entry to get total size of a closure */
+BLOCK_EXPORT unsigned long int Block_size(void *block_basic);
+
+
+
+/* the raw data space for runtime classes for blocks */
+/* class+meta used for stack, malloc, and collectable based blocks */
+BLOCK_EXPORT void * _NSConcreteStackBlock[32];
+BLOCK_EXPORT void * _NSConcreteMallocBlock[32];
+BLOCK_EXPORT void * _NSConcreteAutoBlock[32];
+BLOCK_EXPORT void * _NSConcreteFinalizingBlock[32];
+BLOCK_EXPORT void * _NSConcreteGlobalBlock[32];
+BLOCK_EXPORT void * _NSConcreteWeakBlockVariable[32];
+
+
+/* the intercept routines that must be used under GC */
+BLOCK_EXPORT void _Block_use_GC( void *(*alloc)(const unsigned long, const bool isOne, const bool isObject),
+ void (*setHasRefcount)(const void *, const bool),
+ void (*gc_assign_strong)(void *, void **),
+ void (*gc_assign_weak)(const void *, void *),
+ void (*gc_memmove)(void *, void *, unsigned long));
+
+/* earlier version, now simply transitional */
+BLOCK_EXPORT void _Block_use_GC5( void *(*alloc)(const unsigned long, const bool isOne, const bool isObject),
+ void (*setHasRefcount)(const void *, const bool),
+ void (*gc_assign_strong)(void *, void **),
+ void (*gc_assign_weak)(const void *, void *));
+
+BLOCK_EXPORT void _Block_use_RR( void (*retain)(const void *),
+ void (*release)(const void *));
+
+/* make a collectable GC heap based Block. Not useful under non-GC. */
+BLOCK_EXPORT void *_Block_copy_collectable(const void *aBlock);
+
+/* thread-unsafe diagnostic */
+BLOCK_EXPORT const char *_Block_dump(const void *block);
+
+
+/* Obsolete */
+
+/* first layout */
+struct Block_basic {
+ void *isa;
+ int Block_flags; /* int32_t */
+ int Block_size; /* XXX should be packed into Block_flags */
+ void (*Block_invoke)(void *);
+ void (*Block_copy)(void *dst, void *src); /* iff BLOCK_HAS_COPY_DISPOSE */
+ void (*Block_dispose)(void *); /* iff BLOCK_HAS_COPY_DISPOSE */
+ /* long params[0]; // where const imports, __block storage references, etc. get laid down */
+};
+
+
+#if defined(__cplusplus)
+}
+#endif
+
+
+#endif /* _BLOCK_PRIVATE_H_ */
@@ -1,4 +1,4 @@
-368656
+375507
The first line of this file holds the svn revision number of the
last merge done from the master library sources.
@@ -1075,7 +1075,7 @@ IgnoreObjectResult IgnoreObjectLocked(const void *p) {
} // namespace __lsan
// ---------------------- Interface ---------------- {{{1
-using namespace __asan; // NOLINT
+using namespace __asan;
// ASan allocator doesn't reserve extra bytes, so normally we would
// just return "size". We don't want to expose our redzone sizes, etc here.
@@ -25,7 +25,7 @@ using namespace __asan;
static void FindInfoForStackVar(uptr addr, const char *frame_descr, uptr offset,
char *name, uptr name_size,
- uptr ®ion_address, uptr ®ion_size) {
+ uptr *region_address, uptr *region_size) {
InternalMmapVector<StackVarDescr> vars;
vars.reserve(16);
if (!ParseFrameDescription(frame_descr, &vars)) {
@@ -39,8 +39,8 @@ static void FindInfoForStackVar(uptr addr, const char *frame_descr, uptr offset,
// the whole name and then terminate with '\0'.
internal_strlcpy(name, vars[i].name_pos,
Min(name_size, vars[i].name_len + 1));
- region_address = addr - (offset - vars[i].beg);
- region_size = vars[i].size;
+ *region_address = addr - (offset - vars[i].beg);
+ *region_size = vars[i].size;
return;
}
}
@@ -108,7 +108,7 @@ const char *__asan_locate_address(uptr addr, char *name, uptr name_size,
// region_{address,size} are already 0
} else {
FindInfoForStackVar(addr, stack->frame_descr, stack->offset, name,
- name_size, region_address, region_size);
+ name_size, ®ion_address, ®ion_size);
}
} else if (auto global = descr.AsGlobal()) {
region_kind = "global";
@@ -203,7 +203,7 @@ class AddressDescription {
AddressDescription() = default;
// shouldLockThreadRegistry allows us to skip locking if we're sure we already
// have done it.
- AddressDescription(uptr addr, bool shouldLockThreadRegistry = true)
+ explicit AddressDescription(uptr addr, bool shouldLockThreadRegistry = true)
: AddressDescription(addr, 1, shouldLockThreadRegistry) {}
AddressDescription(uptr addr, uptr access_size,
bool shouldLockThreadRegistry = true);
@@ -35,7 +35,8 @@ static void OnStackUnwind(const SignalContext &sig,
// corresponding code in the sanitizer_common and we use this callback to
// print it.
static_cast<const ScarinessScoreBase *>(callback_context)->Print();
- stack->Unwind(sig.pc, sig.bp, sig.context, fast);
+ stack->Unwind(StackTrace::GetNextInstructionPc(sig.pc), sig.bp, sig.context,
+ fast);
}
void ErrorDeadlySignal::Print() {
@@ -244,7 +245,7 @@ void ErrorInvalidPosixMemalignAlignment::Print() {
"ERROR: AddressSanitizer: invalid alignment requested in posix_memalign: "
"%zd, alignment must be a power of two and a multiple of sizeof(void*) "
"== %zd (thread %s)\n",
- alignment, sizeof(void*), AsanThreadIdAndName(tid).c_str()); // NOLINT
+ alignment, sizeof(void *), AsanThreadIdAndName(tid).c_str());
Printf("%s", d.Default());
stack->Print();
PrintHintAllocatorCannotReturnNull();
@@ -48,7 +48,8 @@ struct ErrorDeadlySignal : ErrorBase {
scariness.Scare(10, "stack-overflow");
} else if (!signal.is_memory_access) {
scariness.Scare(10, "signal");
- } else if (signal.addr < GetPageSizeCached()) {
+ } else if (signal.is_true_faulting_addr &&
+ signal.addr < GetPageSizeCached()) {
scariness.Scare(10, "null-deref");
} else if (signal.addr == signal.pc) {
scariness.Scare(60, "wild-jump");
@@ -139,10 +139,10 @@ ASAN_FLAG(
"If >= 2, detect operations like <, <=, >, >= and - on invalid pointer "
"pairs (e.g. when pointers belong to different objects); "
"If == 1, detect invalid operations only when both pointers are non-null.")
-ASAN_FLAG(
- bool, detect_container_overflow, true,
- "If true, honor the container overflow annotations. See "
- "https://github.com/google/sanitizers/wiki/AddressSanitizerContainerOverflow")
+ASAN_FLAG(bool, detect_container_overflow, true,
+ "If true, honor the container overflow annotations. See "
+ "https://github.com/google/sanitizers/wiki/"
+ "AddressSanitizerContainerOverflow")
ASAN_FLAG(int, detect_odr_violation, 2,
"If >=2, detect violation of One-Definition-Rule (ODR); "
"If ==1, detect ODR-violation only if the two variables "
@@ -158,5 +158,6 @@ ASAN_FLAG(bool, allocator_frees_and_returns_null_on_realloc_zero, true,
ASAN_FLAG(bool, verify_asan_link_order, true,
"Check position of ASan runtime in library list (needs to be disabled"
" when other library has to be preloaded system-wide)")
-ASAN_FLAG(bool, windows_hook_rtl_allocators, false,
- "(Windows only) enable hooking of Rtl(Allocate|Free|Size|ReAllocate)Heap.")
+ASAN_FLAG(
+ bool, windows_hook_rtl_allocators, false,
+ "(Windows only) enable hooking of Rtl(Allocate|Free|Size|ReAllocate)Heap.")
@@ -154,6 +154,23 @@ static void CheckODRViolationViaIndicator(const Global *g) {
}
}
+// Check ODR violation for given global G by checking if it's already poisoned.
+// We use this method in case compiler doesn't use private aliases for global
+// variables.
+static void CheckODRViolationViaPoisoning(const Global *g) {
+ if (__asan_region_is_poisoned(g->beg, g->size_with_redzone)) {
+ // This check may not be enough: if the first global is much larger
+ // the entire redzone of the second global may be within the first global.
+ for (ListOfGlobals *l = list_of_all_globals; l; l = l->next) {
+ if (g->beg == l->g->beg &&
+ (flags()->detect_odr_violation >= 2 || g->size != l->g->size) &&
+ !IsODRViolationSuppressed(g->name))
+ ReportODRViolation(g, FindRegistrationSite(g),
+ l->g, FindRegistrationSite(l->g));
+ }
+ }
+}
+
// Clang provides two different ways for global variables protection:
// it can poison the global itself or its private alias. In former
// case we may poison same symbol multiple times, that can help us to
@@ -199,6 +216,8 @@ static void RegisterGlobal(const Global *g) {
// where two globals with the same name are defined in different modules.
if (UseODRIndicator(g))
CheckODRViolationViaIndicator(g);
+ else
+ CheckODRViolationViaPoisoning(g);
}
if (CanPoisonMemory())
PoisonRedZones(*g);
@@ -208,8 +227,7 @@ static void RegisterGlobal(const Global *g) {
list_of_all_globals = l;
if (g->has_dynamic_init) {
if (!dynamic_init_globals) {
- dynamic_init_globals =
- new (allocator_for_globals) VectorOfGlobals; // NOLINT
+ dynamic_init_globals = new (allocator_for_globals) VectorOfGlobals;
dynamic_init_globals->reserve(kDynamicInitGlobalsInitialCapacity);
}
DynInitGlobal dyn_global = { *g, false };
@@ -296,8 +314,7 @@ void PrintGlobalLocation(InternalScopedString *str, const __asan_global &g) {
} // namespace __asan
// ---------------------- Interface ---------------- {{{1
-using namespace __asan; // NOLINT
-
+using namespace __asan;
// Apply __asan_register_globals to all globals found in the same loaded
// executable or shared library as `flag'. The flag tracks whether globals have
@@ -345,7 +362,7 @@ void __asan_register_globals(__asan_global *globals, uptr n) {
BlockingMutexLock lock(&mu_for_globals);
if (!global_registration_site_vector) {
global_registration_site_vector =
- new (allocator_for_globals) GlobalRegistrationSiteVector; // NOLINT
+ new (allocator_for_globals) GlobalRegistrationSiteVector;
global_registration_site_vector->reserve(128);
}
GlobalRegistrationSite site = {stack_id, &globals[0], &globals[n - 1]};
@@ -15,8 +15,8 @@
namespace __asan {
-#pragma section(".ASAN$GA", read, write) // NOLINT
-#pragma section(".ASAN$GZ", read, write) // NOLINT
+#pragma section(".ASAN$GA", read, write)
+#pragma section(".ASAN$GZ", read, write)
extern "C" __declspec(allocate(".ASAN$GA"))
ALIGNED(sizeof(__asan_global)) __asan_global __asan_globals_start = {};
extern "C" __declspec(allocate(".ASAN$GZ"))
@@ -49,8 +49,8 @@ static void unregister_dso_globals() {
}
// Register globals
-#pragma section(".CRT$XCU", long, read) // NOLINT
-#pragma section(".CRT$XTX", long, read) // NOLINT
+#pragma section(".CRT$XCU", long, read)
+#pragma section(".CRT$XTX", long, read)
extern "C" __declspec(allocate(".CRT$XCU"))
void (*const __asan_dso_reg_hook)() = ®ister_dso_globals;
extern "C" __declspec(allocate(".CRT$XTX"))
@@ -79,7 +79,7 @@ int OnExit() {
} // namespace __asan
// ---------------------- Wrappers ---------------- {{{1
-using namespace __asan; // NOLINT
+using namespace __asan;
DECLARE_REAL_AND_INTERCEPTOR(void *, malloc, uptr)
DECLARE_REAL_AND_INTERCEPTOR(void, free, void *)
@@ -164,6 +164,11 @@ DECLARE_REAL_AND_INTERCEPTOR(void, free, void *)
ASAN_MEMSET_IMPL(ctx, block, c, size); \
} while (false)
+#if CAN_SANITIZE_LEAKS
+#define COMMON_INTERCEPTOR_STRERROR() \
+ __lsan::ScopedInterceptorDisabler disabler
+#endif
+
#include "sanitizer_common/sanitizer_common_interceptors.inc"
#include "sanitizer_common/sanitizer_signal_interceptors.inc"
@@ -373,26 +378,26 @@ DEFINE_REAL(char*, index, const char *string, int c)
// For both strcat() and strncat() we need to check the validity of |to|
// argument irrespective of the |from| length.
-INTERCEPTOR(char*, strcat, char *to, const char *from) { // NOLINT
- void *ctx;
- ASAN_INTERCEPTOR_ENTER(ctx, strcat); // NOLINT
- ENSURE_ASAN_INITED();
- if (flags()->replace_str) {
- uptr from_length = REAL(strlen)(from);
- ASAN_READ_RANGE(ctx, from, from_length + 1);
- uptr to_length = REAL(strlen)(to);
- ASAN_READ_STRING_OF_LEN(ctx, to, to_length, to_length);
- ASAN_WRITE_RANGE(ctx, to + to_length, from_length + 1);
- // If the copying actually happens, the |from| string should not overlap
- // with the resulting string starting at |to|, which has a length of
- // to_length + from_length + 1.
- if (from_length > 0) {
- CHECK_RANGES_OVERLAP("strcat", to, from_length + to_length + 1,
- from, from_length + 1);
+ INTERCEPTOR(char *, strcat, char *to, const char *from) {
+ void *ctx;
+ ASAN_INTERCEPTOR_ENTER(ctx, strcat);
+ ENSURE_ASAN_INITED();
+ if (flags()->replace_str) {
+ uptr from_length = REAL(strlen)(from);
+ ASAN_READ_RANGE(ctx, from, from_length + 1);
+ uptr to_length = REAL(strlen)(to);
+ ASAN_READ_STRING_OF_LEN(ctx, to, to_length, to_length);
+ ASAN_WRITE_RANGE(ctx, to + to_length, from_length + 1);
+ // If the copying actually happens, the |from| string should not overlap
+ // with the resulting string starting at |to|, which has a length of
+ // to_length + from_length + 1.
+ if (from_length > 0) {
+ CHECK_RANGES_OVERLAP("strcat", to, from_length + to_length + 1, from,
+ from_length + 1);
+ }
}
+ return REAL(strcat)(to, from);
}
- return REAL(strcat)(to, from); // NOLINT
-}
INTERCEPTOR(char*, strncat, char *to, const char *from, uptr size) {
void *ctx;
@@ -413,16 +418,17 @@ INTERCEPTOR(char*, strncat, char *to, const char *from, uptr size) {
return REAL(strncat)(to, from, size);
}
-INTERCEPTOR(char*, strcpy, char *to, const char *from) { // NOLINT
+INTERCEPTOR(char *, strcpy, char *to, const char *from) {
void *ctx;
- ASAN_INTERCEPTOR_ENTER(ctx, strcpy); // NOLINT
+ ASAN_INTERCEPTOR_ENTER(ctx, strcpy);
#if SANITIZER_MAC
- if (UNLIKELY(!asan_inited)) return REAL(strcpy)(to, from); // NOLINT
+ if (UNLIKELY(!asan_inited))
+ return REAL(strcpy)(to, from);
#endif
// strcpy is called from malloc_default_purgeable_zone()
// in __asan::ReplaceSystemAlloc() on Mac.
if (asan_init_is_running) {
- return REAL(strcpy)(to, from); // NOLINT
+ return REAL(strcpy)(to, from);
}
ENSURE_ASAN_INITED();
if (flags()->replace_str) {
@@ -431,7 +437,7 @@ INTERCEPTOR(char*, strcpy, char *to, const char *from) { // NOLINT
ASAN_READ_RANGE(ctx, from, from_size);
ASAN_WRITE_RANGE(ctx, to, from_size);
}
- return REAL(strcpy)(to, from); // NOLINT
+ return REAL(strcpy)(to, from);
}
INTERCEPTOR(char*, strdup, const char *s) {
@@ -479,8 +485,7 @@ INTERCEPTOR(char*, strncpy, char *to, const char *from, uptr size) {
return REAL(strncpy)(to, from, size);
}
-INTERCEPTOR(long, strtol, const char *nptr, // NOLINT
- char **endptr, int base) {
+INTERCEPTOR(long, strtol, const char *nptr, char **endptr, int base) {
void *ctx;
ASAN_INTERCEPTOR_ENTER(ctx, strtol);
ENSURE_ASAN_INITED();
@@ -488,7 +493,7 @@ INTERCEPTOR(long, strtol, const char *nptr, // NOLINT
return REAL(strtol)(nptr, endptr, base);
}
char *real_endptr;
- long result = REAL(strtol)(nptr, &real_endptr, base); // NOLINT
+ long result = REAL(strtol)(nptr, &real_endptr, base);
StrtolFixAndCheck(ctx, nptr, endptr, real_endptr, base);
return result;
}
@@ -514,7 +519,7 @@ INTERCEPTOR(int, atoi, const char *nptr) {
return result;
}
-INTERCEPTOR(long, atol, const char *nptr) { // NOLINT
+INTERCEPTOR(long, atol, const char *nptr) {
void *ctx;
ASAN_INTERCEPTOR_ENTER(ctx, atol);
#if SANITIZER_MAC
@@ -525,15 +530,14 @@ INTERCEPTOR(long, atol, const char *nptr) { // NOLINT
return REAL(atol)(nptr);
}
char *real_endptr;
- long result = REAL(strtol)(nptr, &real_endptr, 10); // NOLINT
+ long result = REAL(strtol)(nptr, &real_endptr, 10);
FixRealStrtolEndptr(nptr, &real_endptr);
ASAN_READ_STRING(ctx, nptr, (real_endptr - nptr) + 1);
return result;
}
#if ASAN_INTERCEPT_ATOLL_AND_STRTOLL
-INTERCEPTOR(long long, strtoll, const char *nptr, // NOLINT
- char **endptr, int base) {
+INTERCEPTOR(long long, strtoll, const char *nptr, char **endptr, int base) {
void *ctx;
ASAN_INTERCEPTOR_ENTER(ctx, strtoll);
ENSURE_ASAN_INITED();
@@ -541,12 +545,12 @@ INTERCEPTOR(long long, strtoll, const char *nptr, // NOLINT
return REAL(strtoll)(nptr, endptr, base);
}
char *real_endptr;
- long long result = REAL(strtoll)(nptr, &real_endptr, base); // NOLINT
+ long long result = REAL(strtoll)(nptr, &real_endptr, base);
StrtolFixAndCheck(ctx, nptr, endptr, real_endptr, base);
return result;
}
-INTERCEPTOR(long long, atoll, const char *nptr) { // NOLINT
+INTERCEPTOR(long long, atoll, const char *nptr) {
void *ctx;
ASAN_INTERCEPTOR_ENTER(ctx, atoll);
ENSURE_ASAN_INITED();
@@ -554,31 +558,66 @@ INTERCEPTOR(long long, atoll, const char *nptr) { // NOLINT
return REAL(atoll)(nptr);
}
char *real_endptr;
- long long result = REAL(strtoll)(nptr, &real_endptr, 10); // NOLINT
+ long long result = REAL(strtoll)(nptr, &real_endptr, 10);
FixRealStrtolEndptr(nptr, &real_endptr);
ASAN_READ_STRING(ctx, nptr, (real_endptr - nptr) + 1);
return result;
}
#endif // ASAN_INTERCEPT_ATOLL_AND_STRTOLL
-#if ASAN_INTERCEPT___CXA_ATEXIT
+#if ASAN_INTERCEPT___CXA_ATEXIT || ASAN_INTERCEPT_ATEXIT
static void AtCxaAtexit(void *unused) {
(void)unused;
StopInitOrderChecking();
}
+#endif
+#if ASAN_INTERCEPT___CXA_ATEXIT
INTERCEPTOR(int, __cxa_atexit, void (*func)(void *), void *arg,
void *dso_handle) {
#if SANITIZER_MAC
if (UNLIKELY(!asan_inited)) return REAL(__cxa_atexit)(func, arg, dso_handle);
#endif
ENSURE_ASAN_INITED();
+#if CAN_SANITIZE_LEAKS
+ __lsan::ScopedInterceptorDisabler disabler;
+#endif
int res = REAL(__cxa_atexit)(func, arg, dso_handle);
REAL(__cxa_atexit)(AtCxaAtexit, nullptr, nullptr);
return res;
}
#endif // ASAN_INTERCEPT___CXA_ATEXIT
+#if ASAN_INTERCEPT_ATEXIT
+INTERCEPTOR(int, atexit, void (*func)()) {
+ ENSURE_ASAN_INITED();
+#if CAN_SANITIZE_LEAKS
+ __lsan::ScopedInterceptorDisabler disabler;
+#endif
+ // Avoid calling real atexit as it is unrechable on at least on Linux.
+ int res = REAL(__cxa_atexit)((void (*)(void *a))func, nullptr, nullptr);
+ REAL(__cxa_atexit)(AtCxaAtexit, nullptr, nullptr);
+ return res;
+}
+#endif
+
+#if ASAN_INTERCEPT_PTHREAD_ATFORK
+extern "C" {
+extern int _pthread_atfork(void (*prepare)(), void (*parent)(),
+ void (*child)());
+};
+
+INTERCEPTOR(int, pthread_atfork, void (*prepare)(), void (*parent)(),
+ void (*child)()) {
+#if CAN_SANITIZE_LEAKS
+ __lsan::ScopedInterceptorDisabler disabler;
+#endif
+ // REAL(pthread_atfork) cannot be called due to symbol indirections at least
+ // on NetBSD
+ return _pthread_atfork(prepare, parent, child);
+}
+#endif
+
#if ASAN_INTERCEPT_VFORK
DEFINE_REAL(int, vfork)
DECLARE_EXTERN_INTERCEPTOR_AND_WRAPPER(int, vfork)
@@ -594,8 +633,8 @@ void InitializeAsanInterceptors() {
InitializeSignalInterceptors();
// Intercept str* functions.
- ASAN_INTERCEPT_FUNC(strcat); // NOLINT
- ASAN_INTERCEPT_FUNC(strcpy); // NOLINT
+ ASAN_INTERCEPT_FUNC(strcat);
+ ASAN_INTERCEPT_FUNC(strcpy);
ASAN_INTERCEPT_FUNC(strncat);
ASAN_INTERCEPT_FUNC(strncpy);
ASAN_INTERCEPT_FUNC(strdup);
@@ -661,6 +700,14 @@ void InitializeAsanInterceptors() {
ASAN_INTERCEPT_FUNC(__cxa_atexit);
#endif
+#if ASAN_INTERCEPT_ATEXIT
+ ASAN_INTERCEPT_FUNC(atexit);
+#endif
+
+#if ASAN_INTERCEPT_PTHREAD_ATFORK
+ ASAN_INTERCEPT_FUNC(pthread_atfork);
+#endif
+
#if ASAN_INTERCEPT_VFORK
ASAN_INTERCEPT_FUNC(vfork);
#endif
@@ -80,12 +80,7 @@ void InitializePlatformInterceptors();
#if ASAN_HAS_EXCEPTIONS && !SANITIZER_WINDOWS && !SANITIZER_SOLARIS && \
!SANITIZER_NETBSD
# define ASAN_INTERCEPT___CXA_THROW 1
-# if ! defined(ASAN_HAS_CXA_RETHROW_PRIMARY_EXCEPTION) \
- || ASAN_HAS_CXA_RETHROW_PRIMARY_EXCEPTION
-# define ASAN_INTERCEPT___CXA_RETHROW_PRIMARY_EXCEPTION 1
-# else
-# define ASAN_INTERCEPT___CXA_RETHROW_PRIMARY_EXCEPTION 0
-# endif
+# define ASAN_INTERCEPT___CXA_RETHROW_PRIMARY_EXCEPTION 1
# if defined(_GLIBCXX_SJLJ_EXCEPTIONS) || (SANITIZER_IOS && defined(__arm__))
# define ASAN_INTERCEPT__UNWIND_SJLJ_RAISEEXCEPTION 1
# else
@@ -104,6 +99,12 @@ void InitializePlatformInterceptors();
# define ASAN_INTERCEPT___CXA_ATEXIT 0
#endif
+#if SANITIZER_NETBSD
+# define ASAN_INTERCEPT_ATEXIT 1
+#else
+# define ASAN_INTERCEPT_ATEXIT 0
+#endif
+
#if SANITIZER_LINUX && !SANITIZER_ANDROID
# define ASAN_INTERCEPT___STRDUP 1
#else
@@ -117,6 +118,12 @@ void InitializePlatformInterceptors();
# define ASAN_INTERCEPT_VFORK 0
#endif
+#if SANITIZER_NETBSD
+# define ASAN_INTERCEPT_PTHREAD_ATFORK 1
+#else
+# define ASAN_INTERCEPT_PTHREAD_ATFORK 0
+#endif
+
DECLARE_REAL(int, memcmp, const void *a1, const void *a2, uptr size)
DECLARE_REAL(char*, strchr, const char *str, int c)
DECLARE_REAL(SIZE_T, strlen, const char *s)
@@ -16,7 +16,7 @@
#include "asan_stack.h"
#include "asan_suppressions.h"
-using namespace __asan; // NOLINT
+using namespace __asan;
void *__asan_memcpy(void *to, const void *from, uptr size) {
ASAN_MEMCPY_IMPL(nullptr, to, from, size);
@@ -205,7 +205,7 @@ void asan_dispatch_call_block_and_release(void *block) {
} // namespace __asan
-using namespace __asan; // NOLINT
+using namespace __asan;
// Wrap |ctxt| and |func| into an asan_block_context_t.
// The caller retains control of the allocated context.
@@ -27,7 +27,7 @@
#include "asan_stack.h"
// ---------------------- Replacement functions ---------------- {{{1
-using namespace __asan; // NOLINT
+using namespace __asan;
static uptr allocated_for_dlsym;
static uptr last_dlsym_alloc_size_in_words;
@@ -54,7 +54,7 @@ size_t WINAPI HeapSize(HANDLE hHeap, DWORD dwFlags, LPCVOID lpMem);
BOOL WINAPI HeapValidate(HANDLE hHeap, DWORD dwFlags, LPCVOID lpMem);
}
-using namespace __asan; // NOLINT
+using namespace __asan;
// MT: Simply defining functions with the same signature in *.obj
// files overrides the standard functions in the CRT.
@@ -528,10 +528,11 @@ void ReplaceSystemMalloc() {
(uptr)WRAP(RtlAllocateHeap),
(uptr *)&REAL(RtlAllocateHeap));
} else {
-#define INTERCEPT_UCRT_FUNCTION(func) \
- if (!INTERCEPT_FUNCTION_DLLIMPORT("ucrtbase.dll", \
- "api-ms-win-core-heap-l1-1-0.dll", func)) \
- VPrintf(2, "Failed to intercept ucrtbase.dll import %s\n", #func);
+#define INTERCEPT_UCRT_FUNCTION(func) \
+ if (!INTERCEPT_FUNCTION_DLLIMPORT( \
+ "ucrtbase.dll", "api-ms-win-core-heap-l1-1-0.dll", func)) { \
+ VPrintf(2, "Failed to intercept ucrtbase.dll import %s\n", #func); \
+ }
INTERCEPT_UCRT_FUNCTION(HeapAlloc);
INTERCEPT_UCRT_FUNCTION(HeapFree);
INTERCEPT_UCRT_FUNCTION(HeapReAlloc);
@@ -163,7 +163,7 @@ static const u64 kDefaultShort64bitShadowOffset =
static const u64 kAArch64_ShadowOffset64 = 1ULL << 36;
static const u64 kMIPS32_ShadowOffset32 = 0x0aaa0000;
static const u64 kMIPS64_ShadowOffset64 = 1ULL << 37;
-static const u64 kPPC64_ShadowOffset64 = 1ULL << 41;
+static const u64 kPPC64_ShadowOffset64 = 1ULL << 44;
static const u64 kSystemZ_ShadowOffset64 = 1ULL << 52;
static const u64 kSPARC64_ShadowOffset64 = 1ULL << 43; // 0x80000000000
static const u64 kFreeBSD_ShadowOffset32 = 1ULL << 30; // 0x40000000
@@ -48,7 +48,7 @@ COMMENT_EXPORT("??_V@YAXPAX@Z") // operator delete[]
#define CXX_OPERATOR_ATTRIBUTE INTERCEPTOR_ATTRIBUTE
#endif
-using namespace __asan; // NOLINT
+using namespace __asan;
// FreeBSD prior v9.2 have wrong definition of 'size_t'.
// http://svnweb.freebsd.org/base?view=revision&revision=232261
@@ -92,7 +92,7 @@ void AsanPoisonOrUnpoisonIntraObjectRedzone(uptr ptr, uptr size, bool poison) {
} // namespace __asan
// ---------------------- Interface ---------------- {{{1
-using namespace __asan; // NOLINT
+using namespace __asan;
// Current implementation of __asan_(un)poison_memory_region doesn't check
// that user program (un)poisons the memory it owns. It poisons memory
@@ -410,8 +410,12 @@ static bool IsInvalidPointerPair(uptr a1, uptr a2) {
static INLINE void CheckForInvalidPointerPair(void *p1, void *p2) {
switch (flags()->detect_invalid_pointer_pairs) {
- case 0 : return;
- case 1 : if (p1 == nullptr || p2 == nullptr) return; break;
+ case 0:
+ return;
+ case 1:
+ if (p1 == nullptr || p2 == nullptr)
+ return;
+ break;
}
uptr a1 = reinterpret_cast<uptr>(p1);
@@ -472,7 +476,7 @@ void ReportGenericError(uptr pc, uptr bp, uptr sp, uptr addr, bool is_write,
} // namespace __asan
// --------------------------- Interface --------------------- {{{1
-using namespace __asan; // NOLINT
+using namespace __asan;
void __asan_report_error(uptr pc, uptr bp, uptr sp, uptr addr, int is_write,
uptr access_size, u32 exp) {
@@ -181,11 +181,11 @@ static void ThreadStartHook(void *hook, uptr os_id) {
asanThreadRegistry().GetThreadLocked(thread->tid())->status;
DCHECK(status == ThreadStatusCreated || status == ThreadStatusRunning);
// Determine whether we are starting or restarting the thread.
- if (status == ThreadStatusCreated)
+ if (status == ThreadStatusCreated) {
// In lieu of AsanThread::ThreadStart.
asanThreadRegistry().StartThread(thread->tid(), os_id, ThreadType::Regular,
nullptr);
- else {
+ } else {
// In a thread restart, a thread may resume execution at an
// arbitrary function entry point, with its stack and TLS state
// reset. We unpoison the stack in that case.
@@ -402,7 +402,6 @@ static void AsanInitInternal() {
asan_init_is_running = true;
CacheBinaryName();
- CheckASLR();
// Initialize flags. This must be done early, because most of the
// initialization steps look at flags().
@@ -450,6 +449,7 @@ static void AsanInitInternal() {
SetLowLevelAllocateCallback(OnLowLevelAllocate);
InitializeAsanInterceptors();
+ CheckASLR();
// Enable system log ("adb logcat") on Android.
// Doing this before interceptors are initialized crashes in:
@@ -542,7 +542,7 @@ void AsanInitFromRtl() {
// (and thus normal initializers from .preinit_array or modules haven't run).
class AsanInitializer {
-public: // NOLINT
+ public:
AsanInitializer() {
AsanInitFromRtl();
}
@@ -554,7 +554,7 @@ static AsanInitializer asan_initializer;
} // namespace __asan
// ---------------------- Interface ---------------- {{{1
-using namespace __asan; // NOLINT
+using namespace __asan;
void NOINLINE __asan_handle_no_return() {
if (asan_init_is_running)
@@ -43,7 +43,7 @@ struct ScarinessScoreBase {
internal_strlcat(descr, "-", sizeof(descr));
internal_strlcat(descr, reason, sizeof(descr));
score += add_to_score;
- };
+ }
int GetScore() const { return score; }
const char *GetDescription() const { return descr; }
void Print() const {
@@ -30,14 +30,13 @@ void ReserveShadowMemoryRange(uptr beg, uptr end, const char *name) {
CHECK_EQ(((end + 1) % GetMmapGranularity()), 0);
uptr size = end - beg + 1;
DecreaseTotalMmap(size); // Don't count the shadow against mmap_limit_mb.
- if (!MmapFixedNoReserve(beg, size, name)) {
+ if (!MmapFixedSuperNoReserve(beg, size, name)) {
Report(
"ReserveShadowMemoryRange failed while trying to map 0x%zx bytes. "
"Perhaps you're using ulimit -v\n",
size);
Abort();
}
- SetShadowRegionHugePageMode(beg, size);
if (common_flags()->use_madv_dontdump) DontDumpShadowMemory(beg, size);
}
@@ -133,7 +133,7 @@ static void PrintAccumulatedStats() {
} // namespace __asan
// ---------------------- Interface ---------------- {{{1
-using namespace __asan; // NOLINT
+using namespace __asan;
uptr __sanitizer_get_current_allocated_bytes() {
AsanStats stats;
@@ -36,7 +36,7 @@ SANITIZER_INTERFACE_WEAK_DEF(const char *, __asan_default_suppressions, void) {
void InitializeSuppressions() {
CHECK_EQ(nullptr, suppression_ctx);
- suppression_ctx = new (suppression_placeholder) // NOLINT
+ suppression_ctx = new (suppression_placeholder)
SuppressionContext(kSuppressionTypes, ARRAY_SIZE(kSuppressionTypes));
suppression_ctx->ParseFromFile(flags()->suppressions);
if (&__asan_default_suppressions)
@@ -367,8 +367,9 @@ uptr AsanThread::GetStackVariableShadowStart(uptr addr) {
} else if (has_fake_stack()) {
bottom = fake_stack()->AddrIsInFakeStack(addr);
CHECK(bottom);
- } else
+ } else {
return 0;
+ }
uptr aligned_addr = RoundDownTo(addr, SANITIZER_WORDSIZE / 8); // align addr.
u8 *shadow_ptr = (u8*)MemToShadow(aligned_addr);
@@ -505,7 +506,7 @@ void EnsureMainThreadIDIsCorrect() {
} // namespace __lsan
// ---------------------- Interface ---------------- {{{1
-using namespace __asan; // NOLINT
+using namespace __asan;
extern "C" {
SANITIZER_INTERFACE_ATTRIBUTE
@@ -29,7 +29,7 @@
#include "sanitizer_common/sanitizer_win.h"
#include "sanitizer_common/sanitizer_win_defs.h"
-using namespace __asan; // NOLINT
+using namespace __asan;
extern "C" {
SANITIZER_INTERFACE_ATTRIBUTE
@@ -106,7 +106,7 @@ INTERCEPTOR_WINAPI(void, RaiseException, void *a, void *b, void *c, void *d) {
INTERCEPTOR_WINAPI(EXCEPTION_DISPOSITION, __C_specific_handler,
_EXCEPTION_RECORD *a, void *b, _CONTEXT *c,
- _DISPATCHER_CONTEXT *d) { // NOLINT
+ _DISPATCHER_CONTEXT *d) {
CHECK(REAL(__C_specific_handler));
__asan_handle_no_return();
return REAL(__C_specific_handler)(a, b, c, d);
@@ -362,7 +362,7 @@ bool HandleDlopenInit() {
// beginning of C++ initialization. We set our priority to XCAB to run
// immediately after the CRT runs. This way, our exception filter is called
// first and we can delegate to their filter if appropriate.
-#pragma section(".CRT$XCAB", long, read) // NOLINT
+#pragma section(".CRT$XCAB", long, read)
__declspec(allocate(".CRT$XCAB")) int (*__intercept_seh)() =
__asan_set_seh_filter;
@@ -375,7 +375,7 @@ static void NTAPI asan_thread_init(void *module, DWORD reason, void *reserved) {
__asan_init();
}
-#pragma section(".CRT$XLAB", long, read) // NOLINT
+#pragma section(".CRT$XLAB", long, read)
__declspec(allocate(".CRT$XLAB")) void(NTAPI *__asan_tls_init)(
void *, unsigned long, void *) = asan_thread_init;
#endif
@@ -389,7 +389,7 @@ static void NTAPI asan_thread_exit(void *module, DWORD reason, void *reserved) {
}
}
-#pragma section(".CRT$XLY", long, read) // NOLINT
+#pragma section(".CRT$XLY", long, read)
__declspec(allocate(".CRT$XLY")) void(NTAPI *__asan_tls_exit)(
void *, unsigned long, void *) = asan_thread_exit;
@@ -67,10 +67,10 @@ INTERCEPT_LIBRARY_FUNCTION(memcmp);
INTERCEPT_LIBRARY_FUNCTION(memcpy);
INTERCEPT_LIBRARY_FUNCTION(memmove);
INTERCEPT_LIBRARY_FUNCTION(memset);
-INTERCEPT_LIBRARY_FUNCTION(strcat); // NOLINT
+INTERCEPT_LIBRARY_FUNCTION(strcat);
INTERCEPT_LIBRARY_FUNCTION(strchr);
INTERCEPT_LIBRARY_FUNCTION(strcmp);
-INTERCEPT_LIBRARY_FUNCTION(strcpy); // NOLINT
+INTERCEPT_LIBRARY_FUNCTION(strcpy);
INTERCEPT_LIBRARY_FUNCTION(strcspn);
INTERCEPT_LIBRARY_FUNCTION(strdup);
INTERCEPT_LIBRARY_FUNCTION(strlen);
@@ -135,7 +135,7 @@ static int asan_dll_thunk_init() {
return 0;
}
-#pragma section(".CRT$XIB", long, read) // NOLINT
+#pragma section(".CRT$XIB", long, read)
__declspec(allocate(".CRT$XIB")) int (*__asan_preinit)() = asan_dll_thunk_init;
static void WINAPI asan_thread_init(void *mod, unsigned long reason,
@@ -143,7 +143,7 @@ static void WINAPI asan_thread_init(void *mod, unsigned long reason,
if (reason == /*DLL_PROCESS_ATTACH=*/1) asan_dll_thunk_init();
}
-#pragma section(".CRT$XLAB", long, read) // NOLINT
+#pragma section(".CRT$XLAB", long, read)
__declspec(allocate(".CRT$XLAB")) void (WINAPI *__asan_tls_init)(void *,
unsigned long, void *) = asan_thread_init;
@@ -32,12 +32,12 @@
#include "asan_interface.inc"
// First, declare CRT sections we'll be using in this file
-#pragma section(".CRT$XIB", long, read) // NOLINT
-#pragma section(".CRT$XID", long, read) // NOLINT
-#pragma section(".CRT$XCAB", long, read) // NOLINT
-#pragma section(".CRT$XTW", long, read) // NOLINT
-#pragma section(".CRT$XTY", long, read) // NOLINT
-#pragma section(".CRT$XLAB", long, read) // NOLINT
+#pragma section(".CRT$XIB", long, read)
+#pragma section(".CRT$XID", long, read)
+#pragma section(".CRT$XCAB", long, read)
+#pragma section(".CRT$XTW", long, read)
+#pragma section(".CRT$XTY", long, read)
+#pragma section(".CRT$XLAB", long, read)
////////////////////////////////////////////////////////////////////////////////
// Define a copy of __asan_option_detect_stack_use_after_return that should be
@@ -112,7 +112,7 @@ void dfsan_weak_hook_strncmp(void *caller_pc, const char *s1, const char *s2,
} // extern "C"
template <typename T>
-void dfsan_set_label(dfsan_label label, T &data) { // NOLINT
+void dfsan_set_label(dfsan_label label, T &data) { // NOLINT
dfsan_set_label(label, (void *)&data, sizeof(T));
}
@@ -17,10 +17,10 @@
extern "C" {
#endif
-typedef char __tsan_atomic8;
-typedef short __tsan_atomic16; // NOLINT
-typedef int __tsan_atomic32;
-typedef long __tsan_atomic64; // NOLINT
+typedef char __tsan_atomic8;
+typedef short __tsan_atomic16;
+typedef int __tsan_atomic32;
+typedef long __tsan_atomic64;
#if defined(__SIZEOF_INT128__) \
|| (__clang_major__ * 100 + __clang_minor__ >= 302)
__extension__ typedef __int128 __tsan_atomic128;
new file mode 100644
@@ -0,0 +1,32 @@
+//===-- sanitizer/ubsan_interface.h -----------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of UBSanitizer (UBSan).
+//
+// Public interface header.
+//===----------------------------------------------------------------------===//
+#ifndef SANITIZER_UBSAN_INTERFACE_H
+#define SANITIZER_UBSAN_INTERFACE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+/// User-provided default option settings.
+///
+/// You can provide your own implementation of this function to return a string
+/// containing UBSan runtime options (for example,
+/// <c>verbosity=1:halt_on_error=0</c>).
+///
+/// \returns Default options string.
+const char* __ubsan_default_options(void);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // SANITIZER_UBSAN_INTERFACE_H
@@ -272,9 +272,9 @@ const interpose_substitution substitution_##func_name[] \
// INTERCEPT_FUNCTION macro, only its name.
namespace __interception {
#if defined(_WIN64)
-typedef unsigned long long uptr; // NOLINT
+typedef unsigned long long uptr;
#else
-typedef unsigned long uptr; // NOLINT
+typedef unsigned long uptr;
#endif // _WIN64
} // namespace __interception
@@ -883,8 +883,8 @@ uptr InternalGetProcAddress(void *module, const char *func_name) {
// Check that the module header is full and present.
RVAPtr<IMAGE_DOS_HEADER> dos_stub(module, 0);
RVAPtr<IMAGE_NT_HEADERS> headers(module, dos_stub->e_lfanew);
- if (!module || dos_stub->e_magic != IMAGE_DOS_SIGNATURE || // "MZ"
- headers->Signature != IMAGE_NT_SIGNATURE || // "PE\0\0"
+ if (!module || dos_stub->e_magic != IMAGE_DOS_SIGNATURE || // "MZ"
+ headers->Signature != IMAGE_NT_SIGNATURE || // "PE\0\0"
headers->FileHeader.SizeOfOptionalHeader <
sizeof(IMAGE_OPTIONAL_HEADER)) {
return 0;
@@ -963,8 +963,8 @@ bool OverrideImportedFunction(const char *module_to_patch,
// Check that the module header is full and present.
RVAPtr<IMAGE_DOS_HEADER> dos_stub(module, 0);
RVAPtr<IMAGE_NT_HEADERS> headers(module, dos_stub->e_lfanew);
- if (!module || dos_stub->e_magic != IMAGE_DOS_SIGNATURE || // "MZ"
- headers->Signature != IMAGE_NT_SIGNATURE || // "PE\0\0"
+ if (!module || dos_stub->e_magic != IMAGE_DOS_SIGNATURE || // "MZ"
+ headers->Signature != IMAGE_NT_SIGNATURE || // "PE\0\0"
headers->FileHeader.SizeOfOptionalHeader <
sizeof(IMAGE_OPTIONAL_HEADER)) {
return false;
@@ -50,7 +50,7 @@ void __sanitizer::BufferedStackTrace::UnwindImpl(
}
}
-using namespace __lsan; // NOLINT
+using namespace __lsan;
static void InitializeFlags() {
// Set all the default values.
@@ -89,7 +89,7 @@ static void InitializeFlags() {
static void OnStackUnwind(const SignalContext &sig, const void *,
BufferedStackTrace *stack) {
- stack->Unwind(sig.pc, sig.bp, sig.context,
+ stack->Unwind(StackTrace::GetNextInstructionPc(sig.pc), sig.bp, sig.context,
common_flags()->fast_unwind_on_fatal);
}
@@ -84,7 +84,7 @@ static const char kStdSuppressions[] =
void InitializeSuppressions() {
CHECK_EQ(nullptr, suppression_ctx);
- suppression_ctx = new (suppression_placeholder) // NOLINT
+ suppression_ctx = new (suppression_placeholder)
SuppressionContext(kSuppressionTypes, ARRAY_SIZE(kSuppressionTypes));
suppression_ctx->ParseFromFile(flags()->suppressions);
if (&__lsan_default_suppressions)
@@ -104,7 +104,7 @@ InternalMmapVector<RootRegion> const *GetRootRegions() { return root_regions; }
void InitializeRootRegions() {
CHECK(!root_regions);
ALIGNED(64) static char placeholder[sizeof(InternalMmapVector<RootRegion>)];
- root_regions = new (placeholder) InternalMmapVector<RootRegion>(); // NOLINT
+ root_regions = new (placeholder) InternalMmapVector<RootRegion>();
}
const char *MaybeCallLsanDefaultOptions() {
@@ -162,7 +162,7 @@ void ScanRangeForPointers(uptr begin, uptr end,
uptr pp = begin;
if (pp % alignment)
pp = pp + alignment - pp % alignment;
- for (; pp + sizeof(void *) <= end; pp += alignment) { // NOLINT
+ for (; pp + sizeof(void *) <= end; pp += alignment) {
void *p = *reinterpret_cast<void **>(pp);
if (!CanBeAHeapPointer(reinterpret_cast<uptr>(p))) continue;
uptr chunk = PointsIntoChunk(p);
@@ -535,7 +535,7 @@ static void ReportIfNotSuspended(ThreadContextBase *tctx, void *arg) {
if (i >= suspended_threads.size() || suspended_threads[i] != tctx->os_id)
Report("Running thread %d was not suspended. False leaks are possible.\n",
tctx->os_id);
- };
+ }
}
static void ReportUnsuspendedThreads(
@@ -570,11 +570,7 @@ static bool CheckForLeaks() {
EnsureMainThreadIDIsCorrect();
CheckForLeaksParam param;
param.success = false;
- LockThreadRegistry();
- LockAllocator();
- DoStopTheWorld(CheckForLeaksCallback, ¶m);
- UnlockAllocator();
- UnlockThreadRegistry();
+ LockStuffAndStopTheWorld(CheckForLeaksCallback, ¶m);
if (!param.success) {
Report("LeakSanitizer has encountered a fatal error.\n");
@@ -794,7 +790,7 @@ void EnableInThisThread() { }
}
#endif // CAN_SANITIZE_LEAKS
-using namespace __lsan; // NOLINT
+using namespace __lsan;
extern "C" {
SANITIZER_INTERFACE_ATTRIBUTE
@@ -129,8 +129,9 @@ struct RootRegion {
InternalMmapVector<RootRegion> const *GetRootRegions();
void ScanRootRegion(Frontier *frontier, RootRegion const ®ion,
uptr region_begin, uptr region_end, bool is_readable);
-// Run stoptheworld while holding any platform-specific locks.
-void DoStopTheWorld(StopTheWorldCallback callback, void* argument);
+// Run stoptheworld while holding any platform-specific locks, as well as the
+// allocator and thread registry locks.
+void LockStuffAndStopTheWorld(StopTheWorldCallback callback, void* argument);
void ScanRangeForPointers(uptr begin, uptr end,
Frontier *frontier,
@@ -115,10 +115,14 @@ void HandleLeaks() {
if (common_flags()->exitcode) Die();
}
-static int DoStopTheWorldCallback(struct dl_phdr_info *info, size_t size,
- void *data) {
+static int LockStuffAndStopTheWorldCallback(struct dl_phdr_info *info,
+ size_t size, void *data) {
+ LockThreadRegistry();
+ LockAllocator();
DoStopTheWorldParam *param = reinterpret_cast<DoStopTheWorldParam *>(data);
StopTheWorld(param->callback, param->argument);
+ UnlockAllocator();
+ UnlockThreadRegistry();
return 1;
}
@@ -130,9 +134,9 @@ static int DoStopTheWorldCallback(struct dl_phdr_info *info, size_t size,
// while holding the libdl lock in the parent thread, we can safely reenter it
// in the tracer. The solution is to run stoptheworld from a dl_iterate_phdr()
// callback in the parent thread.
-void DoStopTheWorld(StopTheWorldCallback callback, void *argument) {
+void LockStuffAndStopTheWorld(StopTheWorldCallback callback, void *argument) {
DoStopTheWorldParam param = {callback, argument};
- dl_iterate_phdr(DoStopTheWorldCallback, ¶m);
+ dl_iterate_phdr(LockStuffAndStopTheWorldCallback, ¶m);
}
} // namespace __lsan
@@ -193,8 +193,12 @@ void ProcessPlatformSpecificAllocations(Frontier *frontier) {
// causes rare race conditions.
void HandleLeaks() {}
-void DoStopTheWorld(StopTheWorldCallback callback, void *argument) {
+void LockStuffAndStopTheWorld(StopTheWorldCallback callback, void *argument) {
+ LockThreadRegistry();
+ LockAllocator();
StopTheWorld(callback, argument);
+ UnlockAllocator();
+ UnlockThreadRegistry();
}
} // namespace __lsan
@@ -345,6 +345,55 @@ INTERCEPTOR(void, thr_exit, tid_t *state) {
#define LSAN_MAYBE_INTERCEPT_THR_EXIT
#endif
+#if SANITIZER_INTERCEPT___CXA_ATEXIT
+INTERCEPTOR(int, __cxa_atexit, void (*func)(void *), void *arg,
+ void *dso_handle) {
+ __lsan::ScopedInterceptorDisabler disabler;
+ return REAL(__cxa_atexit)(func, arg, dso_handle);
+}
+#define LSAN_MAYBE_INTERCEPT___CXA_ATEXIT INTERCEPT_FUNCTION(__cxa_atexit)
+#else
+#define LSAN_MAYBE_INTERCEPT___CXA_ATEXIT
+#endif
+
+#if SANITIZER_INTERCEPT_ATEXIT
+INTERCEPTOR(int, atexit, void (*f)()) {
+ __lsan::ScopedInterceptorDisabler disabler;
+ return REAL(__cxa_atexit)((void (*)(void *a))f, 0, 0);
+}
+#define LSAN_MAYBE_INTERCEPT_ATEXIT INTERCEPT_FUNCTION(atexit)
+#else
+#define LSAN_MAYBE_INTERCEPT_ATEXIT
+#endif
+
+#if SANITIZER_INTERCEPT_PTHREAD_ATFORK
+extern "C" {
+extern int _pthread_atfork(void (*prepare)(), void (*parent)(),
+ void (*child)());
+};
+
+INTERCEPTOR(int, pthread_atfork, void (*prepare)(), void (*parent)(),
+ void (*child)()) {
+ __lsan::ScopedInterceptorDisabler disabler;
+ // REAL(pthread_atfork) cannot be called due to symbol indirections at least
+ // on NetBSD
+ return _pthread_atfork(prepare, parent, child);
+}
+#define LSAN_MAYBE_INTERCEPT_PTHREAD_ATFORK INTERCEPT_FUNCTION(pthread_atfork)
+#else
+#define LSAN_MAYBE_INTERCEPT_PTHREAD_ATFORK
+#endif
+
+#if SANITIZER_INTERCEPT_STRERROR
+INTERCEPTOR(char *, strerror, int errnum) {
+ __lsan::ScopedInterceptorDisabler disabler;
+ return REAL(strerror)(errnum);
+}
+#define LSAN_MAYBE_INTERCEPT_STRERROR INTERCEPT_FUNCTION(strerror)
+#else
+#define LSAN_MAYBE_INTERCEPT_STRERROR
+#endif
+
struct ThreadParam {
void *(*callback)(void *arg);
void *param;
@@ -454,6 +503,12 @@ void InitializeInterceptors() {
LSAN_MAYBE_INTERCEPT__LWP_EXIT;
LSAN_MAYBE_INTERCEPT_THR_EXIT;
+ LSAN_MAYBE_INTERCEPT___CXA_ATEXIT;
+ LSAN_MAYBE_INTERCEPT_ATEXIT;
+ LSAN_MAYBE_INTERCEPT_PTHREAD_ATFORK;
+
+ LSAN_MAYBE_INTERCEPT_STRERROR;
+
#if !SANITIZER_NETBSD && !SANITIZER_FREEBSD
if (pthread_key_create(&g_thread_finalize_key, &thread_finalize)) {
Report("LeakSanitizer: failed to create thread key.\n");
@@ -90,7 +90,7 @@ extern "C" void lsan_dispatch_call_block_and_release(void *block) {
} // namespace __lsan
-using namespace __lsan; // NOLINT
+using namespace __lsan;
// Wrap |ctxt| and |func| into an lsan_block_context_t.
// The caller retains control of the allocated context.
@@ -54,7 +54,7 @@ INLINE bool CheckAlignedAllocAlignmentAndSize(uptr alignment, uptr size) {
// and a multiple of sizeof(void *).
INLINE bool CheckPosixMemalignAlignment(uptr alignment) {
return alignment != 0 && IsPowerOfTwo(alignment) &&
- (alignment % sizeof(void *)) == 0; // NOLINT
+ (alignment % sizeof(void *)) == 0;
}
// Returns true if calloc(size, n) call overflows on size*n calculation.
@@ -106,10 +106,11 @@ void NORETURN ReportInvalidPosixMemalignAlignment(uptr alignment,
{
ScopedAllocatorErrorReport report("invalid-posix-memalign-alignment",
stack);
- Report("ERROR: %s: invalid alignment requested in "
- "posix_memalign: %zd, alignment must be a power of two and a "
- "multiple of sizeof(void*) == %zd\n", SanitizerToolName, alignment,
- sizeof(void*)); // NOLINT
+ Report(
+ "ERROR: %s: invalid alignment requested in "
+ "posix_memalign: %zd, alignment must be a power of two and a "
+ "multiple of sizeof(void*) == %zd\n",
+ SanitizerToolName, alignment, sizeof(void *));
}
Die();
}
@@ -60,7 +60,9 @@
#if defined(__ELF__) && (defined(__GNU__) || defined(__FreeBSD__) || \
defined(__Fuchsia__) || defined(__linux__))
-#define NO_EXEC_STACK_DIRECTIVE .section .note.GNU-stack,"",%progbits // NOLINT
+// clang-format off
+#define NO_EXEC_STACK_DIRECTIVE .section .note.GNU-stack,"",%progbits // NOLINT
+// clang-format on
#else
#define NO_EXEC_STACK_DIRECTIVE
#endif
@@ -20,44 +20,35 @@ extern "C" void _mm_mfence();
#pragma intrinsic(_mm_mfence)
extern "C" void _mm_pause();
#pragma intrinsic(_mm_pause)
-extern "C" char _InterlockedExchange8( // NOLINT
- char volatile *Addend, char Value); // NOLINT
+extern "C" char _InterlockedExchange8(char volatile *Addend, char Value);
#pragma intrinsic(_InterlockedExchange8)
-extern "C" short _InterlockedExchange16( // NOLINT
- short volatile *Addend, short Value); // NOLINT
+extern "C" short _InterlockedExchange16(short volatile *Addend, short Value);
#pragma intrinsic(_InterlockedExchange16)
-extern "C" long _InterlockedExchange( // NOLINT
- long volatile *Addend, long Value); // NOLINT
+extern "C" long _InterlockedExchange(long volatile *Addend, long Value);
#pragma intrinsic(_InterlockedExchange)
-extern "C" long _InterlockedExchangeAdd( // NOLINT
- long volatile * Addend, long Value); // NOLINT
+extern "C" long _InterlockedExchangeAdd(long volatile *Addend, long Value);
#pragma intrinsic(_InterlockedExchangeAdd)
-extern "C" char _InterlockedCompareExchange8( // NOLINT
- char volatile *Destination, // NOLINT
- char Exchange, char Comparand); // NOLINT
+extern "C" char _InterlockedCompareExchange8(char volatile *Destination,
+ char Exchange, char Comparand);
#pragma intrinsic(_InterlockedCompareExchange8)
-extern "C" short _InterlockedCompareExchange16( // NOLINT
- short volatile *Destination, // NOLINT
- short Exchange, short Comparand); // NOLINT
+extern "C" short _InterlockedCompareExchange16(short volatile *Destination,
+ short Exchange, short Comparand);
#pragma intrinsic(_InterlockedCompareExchange16)
-extern "C"
-long long _InterlockedCompareExchange64( // NOLINT
- long long volatile *Destination, // NOLINT
- long long Exchange, long long Comparand); // NOLINT
+extern "C" long long _InterlockedCompareExchange64(
+ long long volatile *Destination, long long Exchange, long long Comparand);
#pragma intrinsic(_InterlockedCompareExchange64)
extern "C" void *_InterlockedCompareExchangePointer(
void *volatile *Destination,
void *Exchange, void *Comparand);
#pragma intrinsic(_InterlockedCompareExchangePointer)
-extern "C"
-long __cdecl _InterlockedCompareExchange( // NOLINT
- long volatile *Destination, // NOLINT
- long Exchange, long Comparand); // NOLINT
+extern "C" long __cdecl _InterlockedCompareExchange(long volatile *Destination,
+ long Exchange,
+ long Comparand);
#pragma intrinsic(_InterlockedCompareExchange)
#ifdef _WIN64
-extern "C" long long _InterlockedExchangeAdd64( // NOLINT
- long long volatile * Addend, long long Value); // NOLINT
+extern "C" long long _InterlockedExchangeAdd64(long long volatile *Addend,
+ long long Value);
#pragma intrinsic(_InterlockedExchangeAdd64)
#endif
@@ -115,8 +106,8 @@ INLINE u32 atomic_fetch_add(volatile atomic_uint32_t *a,
u32 v, memory_order mo) {
(void)mo;
DCHECK(!((uptr)a % sizeof(*a)));
- return (u32)_InterlockedExchangeAdd(
- (volatile long*)&a->val_dont_use, (long)v); // NOLINT
+ return (u32)_InterlockedExchangeAdd((volatile long *)&a->val_dont_use,
+ (long)v);
}
INLINE uptr atomic_fetch_add(volatile atomic_uintptr_t *a,
@@ -124,11 +115,11 @@ INLINE uptr atomic_fetch_add(volatile atomic_uintptr_t *a,
(void)mo;
DCHECK(!((uptr)a % sizeof(*a)));
#ifdef _WIN64
- return (uptr)_InterlockedExchangeAdd64(
- (volatile long long*)&a->val_dont_use, (long long)v); // NOLINT
+ return (uptr)_InterlockedExchangeAdd64((volatile long long *)&a->val_dont_use,
+ (long long)v);
#else
- return (uptr)_InterlockedExchangeAdd(
- (volatile long*)&a->val_dont_use, (long)v); // NOLINT
+ return (uptr)_InterlockedExchangeAdd((volatile long *)&a->val_dont_use,
+ (long)v);
#endif
}
@@ -136,8 +127,8 @@ INLINE u32 atomic_fetch_sub(volatile atomic_uint32_t *a,
u32 v, memory_order mo) {
(void)mo;
DCHECK(!((uptr)a % sizeof(*a)));
- return (u32)_InterlockedExchangeAdd(
- (volatile long*)&a->val_dont_use, -(long)v); // NOLINT
+ return (u32)_InterlockedExchangeAdd((volatile long *)&a->val_dont_use,
+ -(long)v);
}
INLINE uptr atomic_fetch_sub(volatile atomic_uintptr_t *a,
@@ -145,11 +136,11 @@ INLINE uptr atomic_fetch_sub(volatile atomic_uintptr_t *a,
(void)mo;
DCHECK(!((uptr)a % sizeof(*a)));
#ifdef _WIN64
- return (uptr)_InterlockedExchangeAdd64(
- (volatile long long*)&a->val_dont_use, -(long long)v); // NOLINT
+ return (uptr)_InterlockedExchangeAdd64((volatile long long *)&a->val_dont_use,
+ -(long long)v);
#else
- return (uptr)_InterlockedExchangeAdd(
- (volatile long*)&a->val_dont_use, -(long)v); // NOLINT
+ return (uptr)_InterlockedExchangeAdd((volatile long *)&a->val_dont_use,
+ -(long)v);
#endif
}
@@ -323,7 +323,7 @@ static int InstallMallocFreeHooks(void (*malloc_hook)(const void *, uptr),
} // namespace __sanitizer
-using namespace __sanitizer; // NOLINT
+using namespace __sanitizer;
extern "C" {
SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_report_error_summary,
@@ -100,6 +100,8 @@ void UnmapOrDie(void *addr, uptr size);
void *MmapOrDieOnFatalError(uptr size, const char *mem_type);
bool MmapFixedNoReserve(uptr fixed_addr, uptr size, const char *name = nullptr)
WARN_UNUSED_RESULT;
+bool MmapFixedSuperNoReserve(uptr fixed_addr, uptr size,
+ const char *name = nullptr) WARN_UNUSED_RESULT;
void *MmapNoReserveOrDie(uptr size, const char *mem_type);
void *MmapFixedOrDie(uptr fixed_addr, uptr size, const char *name = nullptr);
// Behaves just like MmapFixedOrDie, but tolerates out of memory condition, in
@@ -337,18 +339,18 @@ void ReportMmapWriteExec(int prot);
// Math
#if SANITIZER_WINDOWS && !defined(__clang__) && !defined(__GNUC__)
extern "C" {
-unsigned char _BitScanForward(unsigned long *index, unsigned long mask); // NOLINT
-unsigned char _BitScanReverse(unsigned long *index, unsigned long mask); // NOLINT
+unsigned char _BitScanForward(unsigned long *index, unsigned long mask);
+unsigned char _BitScanReverse(unsigned long *index, unsigned long mask);
#if defined(_WIN64)
-unsigned char _BitScanForward64(unsigned long *index, unsigned __int64 mask); // NOLINT
-unsigned char _BitScanReverse64(unsigned long *index, unsigned __int64 mask); // NOLINT
+unsigned char _BitScanForward64(unsigned long *index, unsigned __int64 mask);
+unsigned char _BitScanReverse64(unsigned long *index, unsigned __int64 mask);
#endif
}
#endif
INLINE uptr MostSignificantSetBitIndex(uptr x) {
CHECK_NE(x, 0U);
- unsigned long up; // NOLINT
+ unsigned long up;
#if !SANITIZER_WINDOWS || defined(__clang__) || defined(__GNUC__)
# ifdef _WIN64
up = SANITIZER_WORDSIZE - 1 - __builtin_clzll(x);
@@ -365,7 +367,7 @@ INLINE uptr MostSignificantSetBitIndex(uptr x) {
INLINE uptr LeastSignificantSetBitIndex(uptr x) {
CHECK_NE(x, 0U);
- unsigned long up; // NOLINT
+ unsigned long up;
#if !SANITIZER_WINDOWS || defined(__clang__) || defined(__GNUC__)
# ifdef _WIN64
up = __builtin_ctzll(x);
@@ -879,6 +881,11 @@ struct SignalContext {
bool is_memory_access;
enum WriteFlag { UNKNOWN, READ, WRITE } write_flag;
+ // In some cases the kernel cannot provide the true faulting address; `addr`
+ // will be zero then. This field allows to distinguish between these cases
+ // and dereferences of null.
+ bool is_true_faulting_addr;
+
// VS2013 doesn't implement unrestricted unions, so we need a trivial default
// constructor
SignalContext() = default;
@@ -891,7 +898,8 @@ struct SignalContext {
context(context),
addr(GetAddress()),
is_memory_access(IsMemoryAccess()),
- write_flag(GetWriteFlag()) {
+ write_flag(GetWriteFlag()),
+ is_true_faulting_addr(IsTrueFaultingAddress()) {
InitPcSpBp();
}
@@ -912,6 +920,7 @@ struct SignalContext {
uptr GetAddress() const;
WriteFlag GetWriteFlag() const;
bool IsMemoryAccess() const;
+ bool IsTrueFaultingAddress() const;
};
void InitializePlatformEarly();
@@ -971,7 +980,7 @@ INLINE u32 GetNumberOfCPUsCached() {
} // namespace __sanitizer
inline void *operator new(__sanitizer::operator_new_size_type size,
- __sanitizer::LowLevelAllocator &alloc) {
+ __sanitizer::LowLevelAllocator &alloc) { // NOLINT
return alloc.Allocate(size);
}
@@ -36,6 +36,7 @@
// COMMON_INTERCEPTOR_MMAP_IMPL
// COMMON_INTERCEPTOR_COPY_STRING
// COMMON_INTERCEPTOR_STRNDUP_IMPL
+// COMMON_INTERCEPTOR_STRERROR
//===----------------------------------------------------------------------===//
#include "interception/interception.h"
@@ -301,6 +302,10 @@ bool PlatformHasDifferentMemcpyAndMemmove();
return new_mem;
#endif
+#ifndef COMMON_INTERCEPTOR_STRERROR
+#define COMMON_INTERCEPTOR_STRERROR() {}
+#endif
+
struct FileMetadata {
// For open_memstream().
char **addr;
@@ -1267,9 +1272,8 @@ INTERCEPTOR(int, puts, char *s) {
#endif
#if SANITIZER_INTERCEPT_PRCTL
-INTERCEPTOR(int, prctl, int option, unsigned long arg2,
- unsigned long arg3, // NOLINT
- unsigned long arg4, unsigned long arg5) { // NOLINT
+INTERCEPTOR(int, prctl, int option, unsigned long arg2, unsigned long arg3,
+ unsigned long arg4, unsigned long arg5) {
void *ctx;
COMMON_INTERCEPTOR_ENTER(ctx, prctl, option, arg2, arg3, arg4, arg5);
static const int PR_SET_NAME = 15;
@@ -1701,13 +1705,13 @@ INTERCEPTOR(int, __fprintf_chk, __sanitizer_FILE *stream, SIZE_T size,
FORMAT_INTERCEPTOR_IMPL(__fprintf_chk, vfprintf, stream, format)
#endif
-INTERCEPTOR(int, sprintf, char *str, const char *format, ...) // NOLINT
-FORMAT_INTERCEPTOR_IMPL(sprintf, vsprintf, str, format) // NOLINT
+INTERCEPTOR(int, sprintf, char *str, const char *format, ...)
+FORMAT_INTERCEPTOR_IMPL(sprintf, vsprintf, str, format)
#if SANITIZER_INTERCEPT___PRINTF_CHK
INTERCEPTOR(int, __sprintf_chk, char *str, int flag, SIZE_T size_to,
- const char *format, ...) // NOLINT
-FORMAT_INTERCEPTOR_IMPL(__sprintf_chk, vsprintf, str, format) // NOLINT
+ const char *format, ...)
+FORMAT_INTERCEPTOR_IMPL(__sprintf_chk, vsprintf, str, format)
#endif
INTERCEPTOR(int, snprintf, char *str, SIZE_T size, const char *format, ...)
@@ -1715,8 +1719,8 @@ FORMAT_INTERCEPTOR_IMPL(snprintf, vsnprintf, str, size, format)
#if SANITIZER_INTERCEPT___PRINTF_CHK
INTERCEPTOR(int, __snprintf_chk, char *str, SIZE_T size, int flag,
- SIZE_T size_to, const char *format, ...) // NOLINT
-FORMAT_INTERCEPTOR_IMPL(__snprintf_chk, vsnprintf, str, size, format) // NOLINT
+ SIZE_T size_to, const char *format, ...)
+FORMAT_INTERCEPTOR_IMPL(__snprintf_chk, vsnprintf, str, size, format)
#endif
INTERCEPTOR(int, asprintf, char **strp, const char *format, ...)
@@ -3071,13 +3075,14 @@ INTERCEPTOR(int, sendmmsg, int fd, struct __sanitizer_mmsghdr *msgvec,
COMMON_INTERCEPTOR_FD_RELEASE(ctx, fd);
}
int res = REAL(sendmmsg)(fd, msgvec, vlen, flags);
- if (res >= 0 && msgvec)
+ if (res >= 0 && msgvec) {
for (int i = 0; i < res; ++i) {
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, &msgvec[i].msg_len,
sizeof(msgvec[i].msg_len));
if (common_flags()->intercept_send)
read_msghdr(ctx, &msgvec[i].msg_hdr, msgvec[i].msg_len);
}
+ }
return res;
}
#define INIT_SENDMMSG COMMON_INTERCEPT_FUNCTION(sendmmsg);
@@ -3208,20 +3213,21 @@ INTERCEPTOR(uptr, ptrace, int request, int pid, void *addr, void *data) {
__sanitizer_iovec local_iovec;
if (data) {
- if (request == ptrace_setregs)
+ if (request == ptrace_setregs) {
COMMON_INTERCEPTOR_READ_RANGE(ctx, data, struct_user_regs_struct_sz);
- else if (request == ptrace_setfpregs)
+ } else if (request == ptrace_setfpregs) {
COMMON_INTERCEPTOR_READ_RANGE(ctx, data, struct_user_fpregs_struct_sz);
- else if (request == ptrace_setfpxregs)
+ } else if (request == ptrace_setfpxregs) {
COMMON_INTERCEPTOR_READ_RANGE(ctx, data, struct_user_fpxregs_struct_sz);
- else if (request == ptrace_setvfpregs)
+ } else if (request == ptrace_setvfpregs) {
COMMON_INTERCEPTOR_READ_RANGE(ctx, data, struct_user_vfpregs_struct_sz);
- else if (request == ptrace_setsiginfo)
+ } else if (request == ptrace_setsiginfo) {
COMMON_INTERCEPTOR_READ_RANGE(ctx, data, siginfo_t_sz);
+
// Some kernel might zero the iovec::iov_base in case of invalid
// write access. In this case copy the invalid address for further
// inspection.
- else if (request == ptrace_setregset || request == ptrace_getregset) {
+ } else if (request == ptrace_setregset || request == ptrace_getregset) {
__sanitizer_iovec *iovec = (__sanitizer_iovec*)data;
COMMON_INTERCEPTOR_READ_RANGE(ctx, iovec, sizeof(*iovec));
local_iovec = *iovec;
@@ -3238,19 +3244,19 @@ INTERCEPTOR(uptr, ptrace, int request, int pid, void *addr, void *data) {
if (!res && data) {
// Note that PEEK* requests assign different meaning to the return value.
// This function does not handle them (nor does it need to).
- if (request == ptrace_getregs)
+ if (request == ptrace_getregs) {
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, struct_user_regs_struct_sz);
- else if (request == ptrace_getfpregs)
+ } else if (request == ptrace_getfpregs) {
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, struct_user_fpregs_struct_sz);
- else if (request == ptrace_getfpxregs)
+ } else if (request == ptrace_getfpxregs) {
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, struct_user_fpxregs_struct_sz);
- else if (request == ptrace_getvfpregs)
+ } else if (request == ptrace_getvfpregs) {
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, struct_user_vfpregs_struct_sz);
- else if (request == ptrace_getsiginfo)
+ } else if (request == ptrace_getsiginfo) {
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, siginfo_t_sz);
- else if (request == ptrace_geteventmsg)
+ } else if (request == ptrace_geteventmsg) {
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data, sizeof(unsigned long));
- else if (request == ptrace_getregset) {
+ } else if (request == ptrace_getregset) {
__sanitizer_iovec *iovec = (__sanitizer_iovec*)data;
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, iovec, sizeof(*iovec));
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, local_iovec.iov_base,
@@ -3676,6 +3682,7 @@ INTERCEPTOR(int, sched_getparam, int pid, void *param) {
INTERCEPTOR(char *, strerror, int errnum) {
void *ctx;
COMMON_INTERCEPTOR_ENTER(ctx, strerror, errnum);
+ COMMON_INTERCEPTOR_STRERROR();
char *res = REAL(strerror)(errnum);
if (res) COMMON_INTERCEPTOR_INITIALIZE_RANGE(res, REAL(strlen)(res) + 1);
return res;
@@ -6716,7 +6723,7 @@ INTERCEPTOR(wchar_t *, wcscat, wchar_t *dst, const wchar_t *src) {
COMMON_INTERCEPTOR_READ_RANGE(ctx, dst, (dst_size + 1) * sizeof(wchar_t));
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, dst + dst_size,
(src_size + 1) * sizeof(wchar_t));
- return REAL(wcscat)(dst, src); // NOLINT
+ return REAL(wcscat)(dst, src);
}
INTERCEPTOR(wchar_t *, wcsncat, wchar_t *dst, const wchar_t *src, SIZE_T n) {
@@ -6729,7 +6736,7 @@ INTERCEPTOR(wchar_t *, wcsncat, wchar_t *dst, const wchar_t *src, SIZE_T n) {
COMMON_INTERCEPTOR_READ_RANGE(ctx, dst, (dst_size + 1) * sizeof(wchar_t));
COMMON_INTERCEPTOR_WRITE_RANGE(ctx, dst + dst_size,
(src_size + 1) * sizeof(wchar_t));
- return REAL(wcsncat)(dst, src, n); // NOLINT
+ return REAL(wcsncat)(dst, src, n);
}
#define INIT_WCSCAT \
COMMON_INTERCEPT_FUNCTION(wcscat); \
@@ -7843,10 +7850,11 @@ INTERCEPTOR(int, modctl, int operation, void *argp) {
if (iov)
COMMON_INTERCEPTOR_WRITE_RANGE(
ctx, iov->iov_base, Min(iov_len, iov->iov_len));
- } else if (operation == modctl_exists)
+ } else if (operation == modctl_exists) {
ret = REAL(modctl)(operation, argp);
- else
+ } else {
ret = REAL(modctl)(operation, argp);
+ }
return ret;
}
@@ -9565,11 +9573,60 @@ INTERCEPTOR(SSIZE_T, getrandom, void *buf, SIZE_T buflen, unsigned int flags) {
#define INIT_GETRANDOM
#endif
+#if SANITIZER_INTERCEPT_CRYPT
+INTERCEPTOR(char *, crypt, char *key, char *salt) {
+ void *ctx;
+ COMMON_INTERCEPTOR_ENTER(ctx, crypt, key, salt);
+ COMMON_INTERCEPTOR_READ_RANGE(ctx, key, internal_strlen(key) + 1);
+ COMMON_INTERCEPTOR_READ_RANGE(ctx, salt, internal_strlen(salt) + 1);
+ char *res = REAL(crypt)(key, salt);
+ if (res != nullptr)
+ COMMON_INTERCEPTOR_INITIALIZE_RANGE(res, internal_strlen(res) + 1);
+ return res;
+}
+#define INIT_CRYPT COMMON_INTERCEPT_FUNCTION(crypt);
+#else
+#define INIT_CRYPT
+#endif
+
+#if SANITIZER_INTERCEPT_CRYPT_R
+INTERCEPTOR(char *, crypt_r, char *key, char *salt, void *data) {
+ void *ctx;
+ COMMON_INTERCEPTOR_ENTER(ctx, crypt_r, key, salt, data);
+ COMMON_INTERCEPTOR_READ_RANGE(ctx, key, internal_strlen(key) + 1);
+ COMMON_INTERCEPTOR_READ_RANGE(ctx, salt, internal_strlen(salt) + 1);
+ char *res = REAL(crypt_r)(key, salt, data);
+ if (res != nullptr) {
+ COMMON_INTERCEPTOR_WRITE_RANGE(ctx, data,
+ __sanitizer::struct_crypt_data_sz);
+ COMMON_INTERCEPTOR_INITIALIZE_RANGE(res, internal_strlen(res) + 1);
+ }
+ return res;
+}
+#define INIT_CRYPT_R COMMON_INTERCEPT_FUNCTION(crypt_r);
+#else
+#define INIT_CRYPT_R
+#endif
+
+#if SANITIZER_INTERCEPT_GETENTROPY
+INTERCEPTOR(int, getentropy, void *buf, SIZE_T buflen) {
+ void *ctx;
+ COMMON_INTERCEPTOR_ENTER(ctx, getentropy, buf, buflen);
+ int r = REAL(getentropy)(buf, buflen);
+ if (r == 0) {
+ COMMON_INTERCEPTOR_WRITE_RANGE(ctx, buf, buflen);
+ }
+ return r;
+}
+#define INIT_GETENTROPY COMMON_INTERCEPT_FUNCTION(getentropy)
+#else
+#define INIT_GETENTROPY
+#endif
+
static void InitializeCommonInterceptors() {
#if SI_POSIX
static u64 metadata_mem[sizeof(MetadataHashMap) / sizeof(u64) + 1];
- interceptor_metadata_map =
- new ((void *)&metadata_mem) MetadataHashMap(); // NOLINT
+ interceptor_metadata_map = new ((void *)&metadata_mem) MetadataHashMap();
#endif
INIT_MMAP;
@@ -9864,6 +9921,9 @@ static void InitializeCommonInterceptors() {
INIT_GETUSERSHELL;
INIT_SL_INIT;
INIT_GETRANDOM;
+ INIT_CRYPT;
+ INIT_CRYPT_R;
+ INIT_GETENTROPY;
INIT___PRINTF_CHK;
}
@@ -14,6 +14,7 @@ INTERFACE_FUNCTION(__sanitizer_set_death_callback)
INTERFACE_FUNCTION(__sanitizer_set_report_path)
INTERFACE_FUNCTION(__sanitizer_set_report_fd)
INTERFACE_FUNCTION(__sanitizer_verify_contiguous_container)
+INTERFACE_WEAK_FUNCTION(__sanitizer_on_print)
INTERFACE_WEAK_FUNCTION(__sanitizer_report_error_summary)
INTERFACE_WEAK_FUNCTION(__sanitizer_sandbox_on_notify)
// Sanitizer weak hooks
@@ -36,7 +36,7 @@
#include <zircon/sanitizer.h>
#include <zircon/syscalls.h>
-using namespace __sanitizer; // NOLINT
+using namespace __sanitizer;
namespace __sancov {
namespace {
@@ -198,8 +198,8 @@ void InitializeCoverage(bool enabled, const char *dir) {
} // namespace __sanitizer
extern "C" {
-SANITIZER_INTERFACE_ATTRIBUTE void __sanitizer_dump_coverage( // NOLINT
- const uptr *pcs, uptr len) {
+SANITIZER_INTERFACE_ATTRIBUTE void __sanitizer_dump_coverage(const uptr *pcs,
+ uptr len) {
UNIMPLEMENTED();
}
@@ -166,8 +166,8 @@ void InitializeCoverage(bool enabled, const char *dir) {
} // namespace __sanitizer
extern "C" {
-SANITIZER_INTERFACE_ATTRIBUTE void __sanitizer_dump_coverage( // NOLINT
- const uptr* pcs, uptr len) {
+SANITIZER_INTERFACE_ATTRIBUTE void __sanitizer_dump_coverage(const uptr* pcs,
+ uptr len) {
return __sancov::SanitizerDumpCoverage(pcs, len);
}
@@ -31,7 +31,7 @@ extern "C" {
// Use uint64_t so the linker won't need to add any padding if it tries to word
// align the start of the 8-bit counters array. The array will always start 8
// bytes after __start_sancov_cntrs.
-#pragma section(".SCOV$CA", read, write) // NOLINT
+#pragma section(".SCOV$CA", read, write)
__declspec(allocate(".SCOV$CA")) uint64_t __start___sancov_cntrs = 0;
// Even though we said not to align __stop__sancov_cntrs (using the "align"
@@ -41,13 +41,13 @@ __declspec(allocate(".SCOV$CA")) uint64_t __start___sancov_cntrs = 0;
// padding would be added to align .SCOVP$Z, However, if .SCOV$CZ section is 1
// byte, the linker won't try to align it on an 8-byte boundary, so use a
// uint8_t for __stop_sancov_cntrs.
-#pragma section(".SCOV$CZ", read, write) // NOLINT
+#pragma section(".SCOV$CZ", read, write)
__declspec(allocate(".SCOV$CZ")) __declspec(align(1)) uint8_t
__stop___sancov_cntrs = 0;
-#pragma section(".SCOV$GA", read, write) // NOLINT
+#pragma section(".SCOV$GA", read, write)
__declspec(allocate(".SCOV$GA")) uint64_t __start___sancov_guards = 0;
-#pragma section(".SCOV$GZ", read, write) // NOLINT
+#pragma section(".SCOV$GZ", read, write)
__declspec(allocate(".SCOV$GZ")) __declspec(align(1)) uint8_t
__stop___sancov_guards = 0;
@@ -56,9 +56,9 @@ __declspec(allocate(".SCOV$GZ")) __declspec(align(1)) uint8_t
// constant it should be merged with the .rdata section.
#pragma comment(linker, "/MERGE:.SCOV=.data")
-#pragma section(".SCOVP$A", read) // NOLINT
+#pragma section(".SCOVP$A", read)
__declspec(allocate(".SCOVP$A")) uint64_t __start___sancov_pcs = 0;
-#pragma section(".SCOVP$Z", read) // NOLINT
+#pragma section(".SCOVP$Z", read)
__declspec(allocate(".SCOVP$Z")) __declspec(align(1)) uint8_t
__stop___sancov_pcs = 0;
@@ -199,7 +199,7 @@ char *FindPathToBinary(const char *name) {
} // namespace __sanitizer
-using namespace __sanitizer; // NOLINT
+using namespace __sanitizer;
extern "C" {
void __sanitizer_set_report_path(const char *path) {
@@ -83,8 +83,9 @@ void FlagParser::parse_flag(const char *env_option_name) {
Printf("%s: ERROR: expected '=' in %s\n", SanitizerToolName,
env_option_name);
Die();
- } else
+ } else {
fatal_error("expected '='");
+ }
}
char *name = ll_strndup(buf_ + name_start, pos_ - name_start);
@@ -24,7 +24,7 @@ class FlagHandlerBase {
virtual bool Parse(const char *value) { return false; }
protected:
- ~FlagHandlerBase() {};
+ ~FlagHandlerBase() {}
};
template <typename T>
@@ -144,7 +144,7 @@ class FlagParser {
template <typename T>
static void RegisterFlag(FlagParser *parser, const char *name, const char *desc,
T *var) {
- FlagHandler<T> *fh = new (FlagParser::Alloc) FlagHandler<T>(var); // NOLINT
+ FlagHandler<T> *fh = new (FlagParser::Alloc) FlagHandler<T>(var);
parser->RegisterHandler(name, fh, desc);
}
@@ -92,11 +92,11 @@ class FlagHandlerInclude : public FlagHandlerBase {
};
void RegisterIncludeFlags(FlagParser *parser, CommonFlags *cf) {
- FlagHandlerInclude *fh_include = new (FlagParser::Alloc) // NOLINT
+ FlagHandlerInclude *fh_include = new (FlagParser::Alloc)
FlagHandlerInclude(parser, /*ignore_missing*/ false);
parser->RegisterHandler("include", fh_include,
"read more options from the given file");
- FlagHandlerInclude *fh_include_if_exists = new (FlagParser::Alloc) // NOLINT
+ FlagHandlerInclude *fh_include_if_exists = new (FlagParser::Alloc)
FlagHandlerInclude(parser, /*ignore_missing*/ true);
parser->RegisterHandler(
"include_if_exists", fh_include_if_exists,
@@ -502,7 +502,7 @@ uptr GetRSS() { UNIMPLEMENTED(); }
} // namespace __sanitizer
-using namespace __sanitizer; // NOLINT
+using namespace __sanitizer;
extern "C" {
void __sanitizer_startup_hook(int argc, char **argv, char **envp,
@@ -9,6 +9,7 @@
// Common getauxval() guards and definitions.
// getauxval() is not defined until glibc version 2.16, or until API level 21
// for Android.
+// Implement the getauxval() compat function for NetBSD.
//
//===----------------------------------------------------------------------===//
@@ -16,15 +17,10 @@
#define SANITIZER_GETAUXVAL_H
#include "sanitizer_platform.h"
+#include "sanitizer_glibc_version.h"
#if SANITIZER_LINUX || SANITIZER_FUCHSIA
-# include <features.h>
-
-# ifndef __GLIBC_PREREQ
-# define __GLIBC_PREREQ(x, y) 0
-# endif
-
# if __GLIBC_PREREQ(2, 16) || (SANITIZER_ANDROID && __ANDROID_API__ >= 21) || \
SANITIZER_FUCHSIA
# define SANITIZER_USE_GETAUXVAL 1
@@ -38,10 +34,26 @@
// The weak getauxval definition allows to check for the function at runtime.
// This is useful for Android, when compiled at a lower API level yet running
// on a more recent platform that offers the function.
-extern "C" SANITIZER_WEAK_ATTRIBUTE
-unsigned long getauxval(unsigned long type); // NOLINT
+extern "C" SANITIZER_WEAK_ATTRIBUTE unsigned long getauxval(unsigned long type);
# endif
-#endif // SANITIZER_LINUX || SANITIZER_FUCHSIA
+#elif SANITIZER_NETBSD
+
+#define SANITIZER_USE_GETAUXVAL 1
+
+#include <dlfcn.h>
+#include <elf.h>
+
+static inline decltype(AuxInfo::a_v) getauxval(decltype(AuxInfo::a_type) type) {
+ for (const AuxInfo *aux = (const AuxInfo *)_dlauxinfo();
+ aux->a_type != AT_NULL; ++aux) {
+ if (type == aux->a_type)
+ return aux->a_v;
+ }
+
+ return 0;
+}
+
+#endif
#endif // SANITIZER_GETAUXVAL_H
new file mode 100644
@@ -0,0 +1,26 @@
+//===-- sanitizer_glibc_version.h -----------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of Sanitizer common code.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SANITIZER_GLIBC_VERSION_H
+#define SANITIZER_GLIBC_VERSION_H
+
+#include "sanitizer_platform.h"
+
+#if SANITIZER_LINUX || SANITIZER_FUCHSIA
+#include <features.h>
+#endif
+
+#ifndef __GLIBC_PREREQ
+#define __GLIBC_PREREQ(x, y) 0
+#endif
+
+#endif
@@ -1404,7 +1404,7 @@ static void ioctl_table_fill() {
_(SNDCTL_DSP_SKIP, NONE, 0);
_(SNDCTL_DSP_SILENCE, NONE, 0);
#undef _
-}
+} // NOLINT
static bool ioctl_initialized = false;
@@ -133,27 +133,27 @@ namespace __sanitizer {
#if defined(_WIN64)
// 64-bit Windows uses LLP64 data model.
-typedef unsigned long long uptr; // NOLINT
-typedef signed long long sptr; // NOLINT
+typedef unsigned long long uptr;
+typedef signed long long sptr;
#else
-typedef unsigned long uptr; // NOLINT
-typedef signed long sptr; // NOLINT
+typedef unsigned long uptr;
+typedef signed long sptr;
#endif // defined(_WIN64)
#if defined(__x86_64__)
// Since x32 uses ILP32 data model in 64-bit hardware mode, we must use
// 64-bit pointer to unwind stack frame.
-typedef unsigned long long uhwptr; // NOLINT
+typedef unsigned long long uhwptr;
#else
-typedef uptr uhwptr; // NOLINT
+typedef uptr uhwptr;
#endif
typedef unsigned char u8;
-typedef unsigned short u16; // NOLINT
+typedef unsigned short u16;
typedef unsigned int u32;
-typedef unsigned long long u64; // NOLINT
-typedef signed char s8;
-typedef signed short s16; // NOLINT
-typedef signed int s32;
-typedef signed long long s64; // NOLINT
+typedef unsigned long long u64;
+typedef signed char s8;
+typedef signed short s16;
+typedef signed int s32;
+typedef signed long long s64;
#if SANITIZER_WINDOWS
// On Windows, files are HANDLE, which is a synonim of void*.
// Use void* to avoid including <windows.h> everywhere.
@@ -264,7 +264,7 @@ typedef ALIGNED(1) s64 us64;
#if SANITIZER_WINDOWS
} // namespace __sanitizer
-typedef unsigned long DWORD; // NOLINT
+typedef unsigned long DWORD;
namespace __sanitizer {
typedef DWORD thread_return_t;
# define THREAD_CALLING_CONV __stdcall
@@ -419,18 +419,41 @@ inline void Trap() {
} // namespace __sanitizer
-namespace __asan { using namespace __sanitizer; } // NOLINT
-namespace __dsan { using namespace __sanitizer; } // NOLINT
-namespace __dfsan { using namespace __sanitizer; } // NOLINT
-namespace __lsan { using namespace __sanitizer; } // NOLINT
-namespace __msan { using namespace __sanitizer; } // NOLINT
-namespace __hwasan { using namespace __sanitizer; } // NOLINT
-namespace __tsan { using namespace __sanitizer; } // NOLINT
-namespace __scudo { using namespace __sanitizer; } // NOLINT
-namespace __ubsan { using namespace __sanitizer; } // NOLINT
-namespace __xray { using namespace __sanitizer; } // NOLINT
-namespace __interception { using namespace __sanitizer; } // NOLINT
-namespace __hwasan { using namespace __sanitizer; } // NOLINT
-
+namespace __asan {
+using namespace __sanitizer;
+}
+namespace __dsan {
+using namespace __sanitizer;
+}
+namespace __dfsan {
+using namespace __sanitizer;
+}
+namespace __lsan {
+using namespace __sanitizer;
+}
+namespace __msan {
+using namespace __sanitizer;
+}
+namespace __hwasan {
+using namespace __sanitizer;
+}
+namespace __tsan {
+using namespace __sanitizer;
+}
+namespace __scudo {
+using namespace __sanitizer;
+}
+namespace __ubsan {
+using namespace __sanitizer;
+}
+namespace __xray {
+using namespace __sanitizer;
+}
+namespace __interception {
+using namespace __sanitizer;
+}
+namespace __hwasan {
+using namespace __sanitizer;
+}
#endif // SANITIZER_DEFS_H
@@ -63,10 +63,11 @@ void *internal_memmove(void *dest, const void *src, uptr n) {
for (i = 0; i < signed_n; ++i)
d[i] = s[i];
} else {
- if (d > s && signed_n > 0)
- for (i = signed_n - 1; i >= 0 ; --i) {
+ if (d > s && signed_n > 0) {
+ for (i = signed_n - 1; i >= 0; --i) {
d[i] = s[i];
}
+ }
}
return dest;
}
@@ -270,9 +271,9 @@ bool mem_is_zero(const char *beg, uptr size) {
for (; aligned_beg < aligned_end; aligned_beg++)
all |= *aligned_beg;
// Epilogue.
- if ((char*)aligned_end >= beg)
- for (const char *mem = (char*)aligned_end; mem < end; mem++)
- all |= *mem;
+ if ((char *)aligned_end >= beg) {
+ for (const char *mem = (char *)aligned_end; mem < end; mem++) all |= *mem;
+ }
return all == 0;
}
@@ -1062,8 +1062,6 @@ uptr GetMaxUserVirtualAddress() {
uptr GetPageSize() {
#if SANITIZER_LINUX && (defined(__x86_64__) || defined(__i386__))
return EXEC_PAGESIZE;
-#elif SANITIZER_USE_GETAUXVAL
- return getauxval(AT_PAGESZ);
#elif SANITIZER_FREEBSD || SANITIZER_NETBSD
// Use sysctl as sysconf can trigger interceptors internally.
int pz = 0;
@@ -1072,6 +1070,8 @@ uptr GetPageSize() {
int rv = internal_sysctl(mib, 2, &pz, &pzl, nullptr, 0);
CHECK_EQ(rv, 0);
return (uptr)pz;
+#elif SANITIZER_USE_GETAUXVAL
+ return getauxval(AT_PAGESZ);
#else
return sysconf(_SC_PAGESIZE); // EXEC_PAGESIZE may not be trustworthy.
#endif
@@ -1849,6 +1849,12 @@ SignalContext::WriteFlag SignalContext::GetWriteFlag() const {
#endif
}
+bool SignalContext::IsTrueFaultingAddress() const {
+ auto si = static_cast<const siginfo_t *>(siginfo);
+ // SIGSEGV signals without a true fault address have si_code set to 128.
+ return si->si_signo == SIGSEGV && si->si_code != 128;
+}
+
void SignalContext::DumpAllRegisters(void *context) {
// FIXME: Implement this.
}
@@ -2011,6 +2017,35 @@ void CheckASLR() {
CHECK_NE(personality(old_personality | ADDR_NO_RANDOMIZE), -1);
ReExec();
}
+#elif SANITIZER_FREEBSD
+ int aslr_pie;
+ uptr len = sizeof(aslr_pie);
+#if SANITIZER_WORDSIZE == 64
+ if (UNLIKELY(internal_sysctlbyname("kern.elf64.aslr.pie_enable",
+ &aslr_pie, &len, NULL, 0) == -1)) {
+ // We're making things less 'dramatic' here since
+ // the OID is not necessarily guaranteed to be here
+ // just yet regarding FreeBSD release
+ return;
+ }
+
+ if (aslr_pie > 0) {
+ Printf("This sanitizer is not compatible with enabled ASLR "
+ "and binaries compiled with PIE\n");
+ Die();
+ }
+#endif
+ // there might be 32 bits compat for 64 bits
+ if (UNLIKELY(internal_sysctlbyname("kern.elf32.aslr.pie_enable",
+ &aslr_pie, &len, NULL, 0) == -1)) {
+ return;
+ }
+
+ if (aslr_pie > 0) {
+ Printf("This sanitizer is not compatible with enabled ASLR "
+ "and binaries compiled with PIE\n");
+ Die();
+ }
#else
// Do nothing
#endif
@@ -23,6 +23,7 @@
#include "sanitizer_flags.h"
#include "sanitizer_freebsd.h"
#include "sanitizer_getauxval.h"
+#include "sanitizer_glibc_version.h"
#include "sanitizer_linux.h"
#include "sanitizer_placement_new.h"
#include "sanitizer_procmaps.h"
@@ -188,11 +189,7 @@ __attribute__((unused)) static bool GetLibcVersion(int *major, int *minor,
static uptr g_tls_size;
#ifdef __i386__
-# ifndef __GLIBC_PREREQ
-# define CHECK_GET_TLS_STATIC_INFO_VERSION 1
-# else
-# define CHECK_GET_TLS_STATIC_INFO_VERSION (!__GLIBC_PREREQ(2, 27))
-# endif
+# define CHECK_GET_TLS_STATIC_INFO_VERSION (!__GLIBC_PREREQ(2, 27))
#else
# define CHECK_GET_TLS_STATIC_INFO_VERSION 0
#endif
@@ -701,13 +698,9 @@ u32 GetNumberOfCPUs() {
#elif SANITIZER_SOLARIS
return sysconf(_SC_NPROCESSORS_ONLN);
#else
-#if defined(CPU_COUNT)
cpu_set_t CPUs;
CHECK_EQ(sched_getaffinity(0, sizeof(cpu_set_t), &CPUs), 0);
return CPU_COUNT(&CPUs);
-#else
- return 1;
-#endif
#endif
}
@@ -13,6 +13,7 @@
#include "sanitizer_platform.h"
#if SANITIZER_MAC
#include "sanitizer_mac.h"
+#include "interception/interception.h"
// Use 64-bit inodes in file operations. ASan does not support OS X 10.5, so
// the clients will most certainly use 64-bit ones as well.
@@ -36,7 +37,7 @@
extern char **environ;
#endif
-#if defined(__has_include) && __has_include(<os/trace.h>) && defined(__BLOCKS__)
+#if defined(__has_include) && __has_include(<os/trace.h>)
#define SANITIZER_OS_TRACE 1
#include <os/trace.h>
#else
@@ -64,7 +65,9 @@ extern "C" {
#include <pthread.h>
#include <sched.h>
#include <signal.h>
+#include <spawn.h>
#include <stdlib.h>
+#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/resource.h>
#include <sys/stat.h>
@@ -239,27 +242,102 @@ int internal_sysctlbyname(const char *sname, void *oldp, uptr *oldlenp,
(size_t)newlen);
}
-int internal_forkpty(int *aparent) {
- int parent, worker;
- if (openpty(&parent, &worker, nullptr, nullptr, nullptr) == -1) return -1;
- int pid = internal_fork();
- if (pid == -1) {
- close(parent);
- close(worker);
- return -1;
+static fd_t internal_spawn_impl(const char *argv[], pid_t *pid) {
+ fd_t master_fd = kInvalidFd;
+ fd_t slave_fd = kInvalidFd;
+
+ auto fd_closer = at_scope_exit([&] {
+ internal_close(master_fd);
+ internal_close(slave_fd);
+ });
+
+ // We need a new pseudoterminal to avoid buffering problems. The 'atos' tool
+ // in particular detects when it's talking to a pipe and forgets to flush the
+ // output stream after sending a response.
+ master_fd = posix_openpt(O_RDWR);
+ if (master_fd == kInvalidFd) return kInvalidFd;
+
+ int res = grantpt(master_fd) || unlockpt(master_fd);
+ if (res != 0) return kInvalidFd;
+
+ // Use TIOCPTYGNAME instead of ptsname() to avoid threading problems.
+ char slave_pty_name[128];
+ res = ioctl(master_fd, TIOCPTYGNAME, slave_pty_name);
+ if (res == -1) return kInvalidFd;
+
+ slave_fd = internal_open(slave_pty_name, O_RDWR);
+ if (slave_fd == kInvalidFd) return kInvalidFd;
+
+ // File descriptor actions
+ posix_spawn_file_actions_t acts;
+ res = posix_spawn_file_actions_init(&acts);
+ if (res != 0) return kInvalidFd;
+
+ auto acts_cleanup = at_scope_exit([&] {
+ posix_spawn_file_actions_destroy(&acts);
+ });
+
+ res = posix_spawn_file_actions_adddup2(&acts, slave_fd, STDIN_FILENO) ||
+ posix_spawn_file_actions_adddup2(&acts, slave_fd, STDOUT_FILENO) ||
+ posix_spawn_file_actions_addclose(&acts, slave_fd);
+ if (res != 0) return kInvalidFd;
+
+ // Spawn attributes
+ posix_spawnattr_t attrs;
+ res = posix_spawnattr_init(&attrs);
+ if (res != 0) return kInvalidFd;
+
+ auto attrs_cleanup = at_scope_exit([&] {
+ posix_spawnattr_destroy(&attrs);
+ });
+
+ // In the spawned process, close all file descriptors that are not explicitly
+ // described by the file actions object. This is Darwin-specific extension.
+ res = posix_spawnattr_setflags(&attrs, POSIX_SPAWN_CLOEXEC_DEFAULT);
+ if (res != 0) return kInvalidFd;
+
+ // posix_spawn
+ char **argv_casted = const_cast<char **>(argv);
+ char **env = GetEnviron();
+ res = posix_spawn(pid, argv[0], &acts, &attrs, argv_casted, env);
+ if (res != 0) return kInvalidFd;
+
+ // Disable echo in the new terminal, disable CR.
+ struct termios termflags;
+ tcgetattr(master_fd, &termflags);
+ termflags.c_oflag &= ~ONLCR;
+ termflags.c_lflag &= ~ECHO;
+ tcsetattr(master_fd, TCSANOW, &termflags);
+
+ // On success, do not close master_fd on scope exit.
+ fd_t fd = master_fd;
+ master_fd = kInvalidFd;
+
+ return fd;
+}
+
+fd_t internal_spawn(const char *argv[], pid_t *pid) {
+ // The client program may close its stdin and/or stdout and/or stderr thus
+ // allowing open/posix_openpt to reuse file descriptors 0, 1 or 2. In this
+ // case the communication is broken if either the parent or the child tries to
+ // close or duplicate these descriptors. We temporarily reserve these
+ // descriptors here to prevent this.
+ fd_t low_fds[3];
+ size_t count = 0;
+
+ for (; count < 3; count++) {
+ low_fds[count] = posix_openpt(O_RDWR);
+ if (low_fds[count] >= STDERR_FILENO)
+ break;
}
- if (pid == 0) {
- close(parent);
- if (login_tty(worker) != 0) {
- // We already forked, there's not much we can do. Let's quit.
- Report("login_tty failed (errno %d)\n", errno);
- internal__exit(1);
- }
- } else {
- *aparent = parent;
- close(worker);
+
+ fd_t fd = internal_spawn_impl(argv, pid);
+
+ for (; count > 0; count--) {
+ internal_close(low_fds[count]);
}
- return pid;
+
+ return fd;
}
uptr internal_rename(const char *oldpath, const char *newpath) {
@@ -676,6 +754,12 @@ SignalContext::WriteFlag SignalContext::GetWriteFlag() const {
#endif
}
+bool SignalContext::IsTrueFaultingAddress() const {
+ auto si = static_cast<const siginfo_t *>(siginfo);
+ // "Real" SIGSEGV codes (e.g., SEGV_MAPERR, SEGV_MAPERR) are non-zero.
+ return si->si_signo == SIGSEGV && si->si_code != 0;
+}
+
static void GetPcSpBp(void *context, uptr *pc, uptr *sp, uptr *bp) {
ucontext_t *ucontext = (ucontext_t*)context;
# if defined(__aarch64__)
@@ -1122,7 +1206,7 @@ bool GetRandom(void *buffer, uptr length, bool blocking) {
if (!buffer || !length || length > 256)
return false;
// arc4random never fails.
- arc4random_buf(buffer, length);
+ REAL(arc4random_buf)(buffer, length);
return true;
}
@@ -13,6 +13,7 @@
#ifndef SANITIZER_PLATFORM_INTERCEPTORS_H
#define SANITIZER_PLATFORM_INTERCEPTORS_H
+#include "sanitizer_glibc_version.h"
#include "sanitizer_internal_defs.h"
#if SANITIZER_POSIX
@@ -331,10 +332,9 @@
#define SANITIZER_INTERCEPT_ETHER_HOST \
(SI_FREEBSD || SI_MAC || SI_LINUX_NOT_ANDROID)
#define SANITIZER_INTERCEPT_ETHER_R (SI_FREEBSD || SI_LINUX_NOT_ANDROID)
-#define SANITIZER_INTERCEPT_SHMCTL \
- (SI_NETBSD || SI_OPENBSD || SI_SOLARIS || \
- ((SI_FREEBSD || SI_LINUX_NOT_ANDROID) && \
- SANITIZER_WORDSIZE == 64)) // NOLINT
+#define SANITIZER_INTERCEPT_SHMCTL \
+ (((SI_FREEBSD || SI_LINUX_NOT_ANDROID) && SANITIZER_WORDSIZE == 64) || \
+ SI_NETBSD || SI_OPENBSD || SI_SOLARIS) // NOLINT
#define SANITIZER_INTERCEPT_RANDOM_R SI_LINUX_NOT_ANDROID
#define SANITIZER_INTERCEPT_PTHREAD_ATTR_GET SI_POSIX
#define SANITIZER_INTERCEPT_PTHREAD_ATTR_GETINHERITSCHED \
@@ -489,7 +489,8 @@
SI_NOT_RTEMS)
#define SANITIZER_INTERCEPT_REALLOCARRAY SI_POSIX
#define SANITIZER_INTERCEPT_ALIGNED_ALLOC (!SI_MAC && SI_NOT_RTEMS)
-#define SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE (!SI_MAC && !SI_OPENBSD)
+#define SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE \
+ (!SI_MAC && !SI_OPENBSD && !SI_NETBSD)
#define SANITIZER_INTERCEPT_MCHECK_MPROBE SI_LINUX_NOT_ANDROID
#define SANITIZER_INTERCEPT_WCSCAT SI_POSIX
#define SANITIZER_INTERCEPT_WCSDUP SI_POSIX
@@ -561,11 +562,18 @@
#define SANITIZER_INTERCEPT_FUNOPEN (SI_NETBSD || SI_FREEBSD)
#define SANITIZER_INTERCEPT_FUNOPEN2 SI_NETBSD
#define SANITIZER_INTERCEPT_GETFSENT (SI_FREEBSD || SI_NETBSD || SI_MAC)
-#define SANITIZER_INTERCEPT_ARC4RANDOM (SI_FREEBSD || SI_NETBSD)
+#define SANITIZER_INTERCEPT_ARC4RANDOM (SI_FREEBSD || SI_NETBSD || SI_MAC)
#define SANITIZER_INTERCEPT_FDEVNAME SI_FREEBSD
#define SANITIZER_INTERCEPT_GETUSERSHELL (SI_POSIX && !SI_ANDROID)
#define SANITIZER_INTERCEPT_SL_INIT (SI_FREEBSD || SI_NETBSD)
-
-#define SANITIZER_INTERCEPT_GETRANDOM SI_LINUX
+#define SANITIZER_INTERCEPT_CRYPT (SI_POSIX && !SI_ANDROID)
+#define SANITIZER_INTERCEPT_CRYPT_R (SI_LINUX && !SI_ANDROID)
+
+#define SANITIZER_INTERCEPT_GETRANDOM \
+ ((SI_LINUX && __GLIBC_PREREQ(2, 25)) || SI_FREEBSD)
+#define SANITIZER_INTERCEPT___CXA_ATEXIT SI_NETBSD
+#define SANITIZER_INTERCEPT_ATEXIT SI_NETBSD
+#define SANITIZER_INTERCEPT_PTHREAD_ATFORK SI_NETBSD
+#define SANITIZER_INTERCEPT_GETENTROPY SI_FREEBSD
#endif // #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H
@@ -30,373 +30,373 @@
#include <sys/_types.h>
namespace __sanitizer {
- extern unsigned struct_utsname_sz;
- extern unsigned struct_stat_sz;
+extern unsigned struct_utsname_sz;
+extern unsigned struct_stat_sz;
#if defined(__powerpc64__)
- const unsigned struct___old_kernel_stat_sz = 0;
+const unsigned struct___old_kernel_stat_sz = 0;
#else
- const unsigned struct___old_kernel_stat_sz = 32;
+const unsigned struct___old_kernel_stat_sz = 32;
#endif
- extern unsigned struct_rusage_sz;
- extern unsigned siginfo_t_sz;
- extern unsigned struct_itimerval_sz;
- extern unsigned pthread_t_sz;
- extern unsigned pthread_mutex_t_sz;
- extern unsigned pthread_cond_t_sz;
- extern unsigned pid_t_sz;
- extern unsigned timeval_sz;
- extern unsigned uid_t_sz;
- extern unsigned gid_t_sz;
- extern unsigned fpos_t_sz;
- extern unsigned mbstate_t_sz;
- extern unsigned struct_timezone_sz;
- extern unsigned struct_tms_sz;
- extern unsigned struct_itimerspec_sz;
- extern unsigned struct_sigevent_sz;
- extern unsigned struct_sched_param_sz;
- extern unsigned struct_statfs64_sz;
- extern unsigned struct_statfs_sz;
- extern unsigned struct_sockaddr_sz;
- extern unsigned ucontext_t_sz;
- extern unsigned struct_rlimit_sz;
- extern unsigned struct_utimbuf_sz;
- extern unsigned struct_timespec_sz;
- extern unsigned struct_regmatch_sz;
- extern unsigned struct_regex_sz;
- extern unsigned struct_FTS_sz;
- extern unsigned struct_FTSENT_sz;
- extern const int unvis_valid;
- extern const int unvis_validpush;
-
- struct __sanitizer_iocb {
- u64 aio_data;
- u32 aio_key_or_aio_reserved1; // Simply crazy.
- u32 aio_reserved1_or_aio_key; // Luckily, we don't need these.
- u16 aio_lio_opcode;
- s16 aio_reqprio;
- u32 aio_fildes;
- u64 aio_buf;
- u64 aio_nbytes;
- s64 aio_offset;
- u64 aio_reserved2;
- u64 aio_reserved3;
- };
-
- struct __sanitizer_io_event {
- u64 data;
- u64 obj;
- u64 res;
- u64 res2;
- };
-
- const unsigned iocb_cmd_pread = 0;
- const unsigned iocb_cmd_pwrite = 1;
- const unsigned iocb_cmd_preadv = 7;
- const unsigned iocb_cmd_pwritev = 8;
-
- struct __sanitizer___sysctl_args {
- int *name;
- int nlen;
- void *oldval;
- uptr *oldlenp;
- void *newval;
- uptr newlen;
- unsigned long ___unused[4];
- };
-
- struct __sanitizer_ipc_perm {
- unsigned int cuid;
- unsigned int cgid;
- unsigned int uid;
- unsigned int gid;
- unsigned short mode;
- unsigned short seq;
- long key;
- };
-
- struct __sanitizer_shmid_ds {
- __sanitizer_ipc_perm shm_perm;
- unsigned long shm_segsz;
- unsigned int shm_lpid;
- unsigned int shm_cpid;
- int shm_nattch;
- unsigned long shm_atime;
- unsigned long shm_dtime;
- unsigned long shm_ctime;
- };
-
- extern unsigned struct_msqid_ds_sz;
- extern unsigned struct_mq_attr_sz;
- extern unsigned struct_timeb_sz;
- extern unsigned struct_statvfs_sz;
-
- struct __sanitizer_iovec {
- void *iov_base;
- uptr iov_len;
- };
-
- struct __sanitizer_ifaddrs {
- struct __sanitizer_ifaddrs *ifa_next;
- char *ifa_name;
- unsigned int ifa_flags;
- void *ifa_addr; // (struct sockaddr *)
- void *ifa_netmask; // (struct sockaddr *)
-# undef ifa_dstaddr
- void *ifa_dstaddr; // (struct sockaddr *)
- void *ifa_data;
- };
-
- typedef unsigned __sanitizer_pthread_key_t;
-
- struct __sanitizer_passwd {
- char *pw_name;
- char *pw_passwd;
- int pw_uid;
- int pw_gid;
- long pw_change;
- char *pw_class;
- char *pw_gecos;
- char *pw_dir;
- char *pw_shell;
- long pw_expire;
- int pw_fields;
- };
-
- struct __sanitizer_group {
- char *gr_name;
- char *gr_passwd;
- int gr_gid;
- char **gr_mem;
- };
-
-#if defined(__LP64___)
- typedef long long __sanitizer_time_t;
+extern unsigned struct_rusage_sz;
+extern unsigned siginfo_t_sz;
+extern unsigned struct_itimerval_sz;
+extern unsigned pthread_t_sz;
+extern unsigned pthread_mutex_t_sz;
+extern unsigned pthread_cond_t_sz;
+extern unsigned pid_t_sz;
+extern unsigned timeval_sz;
+extern unsigned uid_t_sz;
+extern unsigned gid_t_sz;
+extern unsigned fpos_t_sz;
+extern unsigned mbstate_t_sz;
+extern unsigned struct_timezone_sz;
+extern unsigned struct_tms_sz;
+extern unsigned struct_itimerspec_sz;
+extern unsigned struct_sigevent_sz;
+extern unsigned struct_sched_param_sz;
+extern unsigned struct_statfs64_sz;
+extern unsigned struct_statfs_sz;
+extern unsigned struct_sockaddr_sz;
+extern unsigned ucontext_t_sz;
+extern unsigned struct_rlimit_sz;
+extern unsigned struct_utimbuf_sz;
+extern unsigned struct_timespec_sz;
+extern unsigned struct_regmatch_sz;
+extern unsigned struct_regex_sz;
+extern unsigned struct_FTS_sz;
+extern unsigned struct_FTSENT_sz;
+extern const int unvis_valid;
+extern const int unvis_validpush;
+
+struct __sanitizer_iocb {
+ u64 aio_data;
+ u32 aio_key_or_aio_reserved1; // Simply crazy.
+ u32 aio_reserved1_or_aio_key; // Luckily, we don't need these.
+ u16 aio_lio_opcode;
+ s16 aio_reqprio;
+ u32 aio_fildes;
+ u64 aio_buf;
+ u64 aio_nbytes;
+ s64 aio_offset;
+ u64 aio_reserved2;
+ u64 aio_reserved3;
+};
+
+struct __sanitizer_io_event {
+ u64 data;
+ u64 obj;
+ u64 res;
+ u64 res2;
+};
+
+const unsigned iocb_cmd_pread = 0;
+const unsigned iocb_cmd_pwrite = 1;
+const unsigned iocb_cmd_preadv = 7;
+const unsigned iocb_cmd_pwritev = 8;
+
+struct __sanitizer___sysctl_args {
+ int *name;
+ int nlen;
+ void *oldval;
+ uptr *oldlenp;
+ void *newval;
+ uptr newlen;
+ unsigned long ___unused[4];
+};
+
+struct __sanitizer_ipc_perm {
+ unsigned int cuid;
+ unsigned int cgid;
+ unsigned int uid;
+ unsigned int gid;
+ unsigned short mode;
+ unsigned short seq;
+ long key;
+};
+
+#if !defined(__i386__)
+typedef long long __sanitizer_time_t;
#else
- typedef long __sanitizer_time_t;
+typedef long __sanitizer_time_t;
#endif
- typedef long __sanitizer_suseconds_t;
-
- struct __sanitizer_timeval {
- __sanitizer_time_t tv_sec;
- __sanitizer_suseconds_t tv_usec;
- };
-
- struct __sanitizer_itimerval {
- struct __sanitizer_timeval it_interval;
- struct __sanitizer_timeval it_value;
- };
-
- struct __sanitizer_timeb {
- __sanitizer_time_t time;
- unsigned short millitm;
- short timezone;
- short dstflag;
- };
-
- struct __sanitizer_ether_addr {
- u8 octet[6];
- };
-
- struct __sanitizer_tm {
- int tm_sec;
- int tm_min;
- int tm_hour;
- int tm_mday;
- int tm_mon;
- int tm_year;
- int tm_wday;
- int tm_yday;
- int tm_isdst;
- long int tm_gmtoff;
- const char *tm_zone;
- };
-
- struct __sanitizer_msghdr {
- void *msg_name;
- unsigned msg_namelen;
- struct __sanitizer_iovec *msg_iov;
- unsigned msg_iovlen;
- void *msg_control;
- unsigned msg_controllen;
- int msg_flags;
- };
-
- struct __sanitizer_cmsghdr {
- unsigned cmsg_len;
- int cmsg_level;
- int cmsg_type;
- };
-
- struct __sanitizer_dirent {
+struct __sanitizer_shmid_ds {
+ __sanitizer_ipc_perm shm_perm;
+ unsigned long shm_segsz;
+ unsigned int shm_lpid;
+ unsigned int shm_cpid;
+ int shm_nattch;
+ __sanitizer_time_t shm_atime;
+ __sanitizer_time_t shm_dtime;
+ __sanitizer_time_t shm_ctime;
+};
+
+extern unsigned struct_msqid_ds_sz;
+extern unsigned struct_mq_attr_sz;
+extern unsigned struct_timeb_sz;
+extern unsigned struct_statvfs_sz;
+
+struct __sanitizer_iovec {
+ void *iov_base;
+ uptr iov_len;
+};
+
+struct __sanitizer_ifaddrs {
+ struct __sanitizer_ifaddrs *ifa_next;
+ char *ifa_name;
+ unsigned int ifa_flags;
+ void *ifa_addr; // (struct sockaddr *)
+ void *ifa_netmask; // (struct sockaddr *)
+# undef ifa_dstaddr
+ void *ifa_dstaddr; // (struct sockaddr *)
+ void *ifa_data;
+};
+
+typedef unsigned __sanitizer_pthread_key_t;
+
+struct __sanitizer_passwd {
+ char *pw_name;
+ char *pw_passwd;
+ int pw_uid;
+ int pw_gid;
+ __sanitizer_time_t pw_change;
+ char *pw_class;
+ char *pw_gecos;
+ char *pw_dir;
+ char *pw_shell;
+ __sanitizer_time_t pw_expire;
+ int pw_fields;
+};
+
+struct __sanitizer_group {
+ char *gr_name;
+ char *gr_passwd;
+ int gr_gid;
+ char **gr_mem;
+};
+
+typedef long __sanitizer_suseconds_t;
+
+struct __sanitizer_timeval {
+ __sanitizer_time_t tv_sec;
+ __sanitizer_suseconds_t tv_usec;
+};
+
+struct __sanitizer_itimerval {
+ struct __sanitizer_timeval it_interval;
+ struct __sanitizer_timeval it_value;
+};
+
+struct __sanitizer_timeb {
+ __sanitizer_time_t time;
+ unsigned short millitm;
+ short timezone;
+ short dstflag;
+};
+
+struct __sanitizer_ether_addr {
+ u8 octet[6];
+};
+
+struct __sanitizer_tm {
+ int tm_sec;
+ int tm_min;
+ int tm_hour;
+ int tm_mday;
+ int tm_mon;
+ int tm_year;
+ int tm_wday;
+ int tm_yday;
+ int tm_isdst;
+ long int tm_gmtoff;
+ const char *tm_zone;
+};
+
+struct __sanitizer_msghdr {
+ void *msg_name;
+ unsigned msg_namelen;
+ struct __sanitizer_iovec *msg_iov;
+ unsigned msg_iovlen;
+ void *msg_control;
+ unsigned msg_controllen;
+ int msg_flags;
+};
+
+struct __sanitizer_cmsghdr {
+ unsigned cmsg_len;
+ int cmsg_level;
+ int cmsg_type;
+};
+
+struct __sanitizer_dirent {
#if defined(__INO64)
- unsigned long long d_fileno;
- unsigned long long d_off;
+ unsigned long long d_fileno;
+ unsigned long long d_off;
#else
- unsigned int d_fileno;
+ unsigned int d_fileno;
#endif
- unsigned short d_reclen;
- // more fields that we don't care about
- };
+ unsigned short d_reclen;
+ // more fields that we don't care about
+};
// 'clock_t' is 32 bits wide on x64 FreeBSD
- typedef int __sanitizer_clock_t;
- typedef int __sanitizer_clockid_t;
+typedef int __sanitizer_clock_t;
+typedef int __sanitizer_clockid_t;
-#if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__)\
- || defined(__mips__)
- typedef unsigned __sanitizer___kernel_uid_t;
- typedef unsigned __sanitizer___kernel_gid_t;
+#if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__) || \
+ defined(__mips__)
+typedef unsigned __sanitizer___kernel_uid_t;
+typedef unsigned __sanitizer___kernel_gid_t;
#else
- typedef unsigned short __sanitizer___kernel_uid_t;
- typedef unsigned short __sanitizer___kernel_gid_t;
+typedef unsigned short __sanitizer___kernel_uid_t;
+typedef unsigned short __sanitizer___kernel_gid_t;
#endif
- typedef long long __sanitizer___kernel_off_t;
+typedef long long __sanitizer___kernel_off_t;
#if defined(__powerpc__) || defined(__mips__)
- typedef unsigned int __sanitizer___kernel_old_uid_t;
- typedef unsigned int __sanitizer___kernel_old_gid_t;
+typedef unsigned int __sanitizer___kernel_old_uid_t;
+typedef unsigned int __sanitizer___kernel_old_gid_t;
#else
- typedef unsigned short __sanitizer___kernel_old_uid_t;
- typedef unsigned short __sanitizer___kernel_old_gid_t;
+typedef unsigned short __sanitizer___kernel_old_uid_t;
+typedef unsigned short __sanitizer___kernel_old_gid_t;
#endif
- typedef long long __sanitizer___kernel_loff_t;
- typedef struct {
- unsigned long fds_bits[1024 / (8 * sizeof(long))];
- } __sanitizer___kernel_fd_set;
-
- // This thing depends on the platform. We are only interested in the upper
- // limit. Verified with a compiler assert in .cpp.
- const int pthread_attr_t_max_sz = 128;
- union __sanitizer_pthread_attr_t {
- char size[pthread_attr_t_max_sz]; // NOLINT
- void *align;
- };
-
- const unsigned old_sigset_t_sz = sizeof(unsigned long);
-
- struct __sanitizer_sigset_t {
- // uint32_t * 4
- unsigned int __bits[4];
- };
-
- typedef __sanitizer_sigset_t __sanitizer_kernel_sigset_t;
-
- struct __sanitizer_siginfo {
- // The size is determined by looking at sizeof of real siginfo_t on linux.
- u64 opaque[128 / sizeof(u64)];
- };
-
- using __sanitizer_sighandler_ptr = void (*)(int sig);
- using __sanitizer_sigactionhandler_ptr =
- void (*)(int sig, __sanitizer_siginfo *siginfo, void *uctx);
-
- struct __sanitizer_sigaction {
- union {
- __sanitizer_sigactionhandler_ptr sigaction;
- __sanitizer_sighandler_ptr handler;
- };
- int sa_flags;
- __sanitizer_sigset_t sa_mask;
- };
-
- struct __sanitizer_sem_t {
- u32 data[4];
- };
-
- extern const uptr sig_ign;
- extern const uptr sig_dfl;
- extern const uptr sig_err;
- extern const uptr sa_siginfo;
-
- extern int af_inet;
- extern int af_inet6;
- uptr __sanitizer_in_addr_sz(int af);
-
- struct __sanitizer_dl_phdr_info {
- uptr dlpi_addr;
- const char *dlpi_name;
- const void *dlpi_phdr;
- short dlpi_phnum;
- };
-
- extern unsigned struct_ElfW_Phdr_sz;
-
- struct __sanitizer_addrinfo {
- int ai_flags;
- int ai_family;
- int ai_socktype;
- int ai_protocol;
- unsigned ai_addrlen;
- char *ai_canonname;
- void *ai_addr;
- struct __sanitizer_addrinfo *ai_next;
- };
-
- struct __sanitizer_hostent {
- char *h_name;
- char **h_aliases;
- int h_addrtype;
- int h_length;
- char **h_addr_list;
- };
-
- struct __sanitizer_pollfd {
- int fd;
- short events;
- short revents;
- };
-
- typedef unsigned __sanitizer_nfds_t;
-
- struct __sanitizer_glob_t {
- uptr gl_pathc;
- uptr gl_matchc;
- uptr gl_offs;
- int gl_flags;
- char **gl_pathv;
- int (*gl_errfunc)(const char*, int);
- void (*gl_closedir)(void *dirp);
- struct dirent *(*gl_readdir)(void *dirp);
- void *(*gl_opendir)(const char*);
- int (*gl_lstat)(const char*, void* /* struct stat* */);
- int (*gl_stat)(const char*, void* /* struct stat* */);
- };
-
- extern int glob_nomatch;
- extern int glob_altdirfunc;
-
- extern unsigned path_max;
-
- struct __sanitizer_wordexp_t {
- uptr we_wordc;
- char **we_wordv;
- uptr we_offs;
- char *we_strings;
- uptr we_nbytes;
- };
-
- typedef void __sanitizer_FILE;
-
- extern unsigned struct_shminfo_sz;
- extern unsigned struct_shm_info_sz;
- extern int shmctl_ipc_stat;
- extern int shmctl_ipc_info;
- extern int shmctl_shm_info;
- extern int shmctl_shm_stat;
-
- extern unsigned struct_utmpx_sz;
-
- extern int map_fixed;
-
- // ioctl arguments
- struct __sanitizer_ifconf {
- int ifc_len;
- union {
- void *ifcu_req;
- } ifc_ifcu;
+typedef long long __sanitizer___kernel_loff_t;
+typedef struct {
+ unsigned long fds_bits[1024 / (8 * sizeof(long))];
+} __sanitizer___kernel_fd_set;
+
+// This thing depends on the platform. We are only interested in the upper
+// limit. Verified with a compiler assert in .cpp.
+union __sanitizer_pthread_attr_t {
+ char size[128];
+ void *align;
+};
+
+const unsigned old_sigset_t_sz = sizeof(unsigned long);
+
+struct __sanitizer_sigset_t {
+ // uint32_t * 4
+ unsigned int __bits[4];
+};
+
+typedef __sanitizer_sigset_t __sanitizer_kernel_sigset_t;
+
+struct __sanitizer_siginfo {
+ // The size is determined by looking at sizeof of real siginfo_t on linux.
+ u64 opaque[128 / sizeof(u64)];
+};
+
+using __sanitizer_sighandler_ptr = void (*)(int sig);
+using __sanitizer_sigactionhandler_ptr = void (*)(int sig,
+ __sanitizer_siginfo *siginfo,
+ void *uctx);
+
+struct __sanitizer_sigaction {
+ union {
+ __sanitizer_sigactionhandler_ptr sigaction;
+ __sanitizer_sighandler_ptr handler;
};
+ int sa_flags;
+ __sanitizer_sigset_t sa_mask;
+};
+
+struct __sanitizer_sem_t {
+ u32 data[4];
+};
+
+extern const uptr sig_ign;
+extern const uptr sig_dfl;
+extern const uptr sig_err;
+extern const uptr sa_siginfo;
+
+extern int af_inet;
+extern int af_inet6;
+uptr __sanitizer_in_addr_sz(int af);
+
+struct __sanitizer_dl_phdr_info {
+ uptr dlpi_addr;
+ const char *dlpi_name;
+ const void *dlpi_phdr;
+ short dlpi_phnum;
+};
+
+extern unsigned struct_ElfW_Phdr_sz;
+
+struct __sanitizer_addrinfo {
+ int ai_flags;
+ int ai_family;
+ int ai_socktype;
+ int ai_protocol;
+ unsigned ai_addrlen;
+ char *ai_canonname;
+ void *ai_addr;
+ struct __sanitizer_addrinfo *ai_next;
+};
+
+struct __sanitizer_hostent {
+ char *h_name;
+ char **h_aliases;
+ int h_addrtype;
+ int h_length;
+ char **h_addr_list;
+};
+
+struct __sanitizer_pollfd {
+ int fd;
+ short events;
+ short revents;
+};
+
+typedef unsigned __sanitizer_nfds_t;
+
+struct __sanitizer_glob_t {
+ uptr gl_pathc;
+ uptr gl_matchc;
+ uptr gl_offs;
+ int gl_flags;
+ char **gl_pathv;
+ int (*gl_errfunc)(const char *, int);
+ void (*gl_closedir)(void *dirp);
+ struct dirent *(*gl_readdir)(void *dirp);
+ void *(*gl_opendir)(const char *);
+ int (*gl_lstat)(const char *, void * /* struct stat* */);
+ int (*gl_stat)(const char *, void * /* struct stat* */);
+};
+
+extern int glob_nomatch;
+extern int glob_altdirfunc;
+
+extern unsigned path_max;
+
+struct __sanitizer_wordexp_t {
+ uptr we_wordc;
+ char **we_wordv;
+ uptr we_offs;
+ char *we_strings;
+ uptr we_nbytes;
+};
+
+typedef void __sanitizer_FILE;
+
+extern unsigned struct_shminfo_sz;
+extern unsigned struct_shm_info_sz;
+extern int shmctl_ipc_stat;
+extern int shmctl_ipc_info;
+extern int shmctl_shm_info;
+extern int shmctl_shm_stat;
+
+extern unsigned struct_utmpx_sz;
+
+extern int map_fixed;
+
+// ioctl arguments
+struct __sanitizer_ifconf {
+ int ifc_len;
+ union {
+ void *ifcu_req;
+ } ifc_ifcu;
+};
#define IOC_NRBITS 8
#define IOC_TYPEBITS 8
@@ -432,204 +432,204 @@ namespace __sanitizer {
#define IOC_NR(nr) (((nr) >> IOC_NRSHIFT) & IOC_NRMASK)
#define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK)
- extern unsigned struct_ifreq_sz;
- extern unsigned struct_termios_sz;
- extern unsigned struct_winsize_sz;
-
- extern unsigned struct_copr_buffer_sz;
- extern unsigned struct_copr_debug_buf_sz;
- extern unsigned struct_copr_msg_sz;
- extern unsigned struct_midi_info_sz;
- extern unsigned struct_mtget_sz;
- extern unsigned struct_mtop_sz;
- extern unsigned struct_rtentry_sz;
- extern unsigned struct_sbi_instrument_sz;
- extern unsigned struct_seq_event_rec_sz;
- extern unsigned struct_synth_info_sz;
- extern unsigned struct_vt_mode_sz;
-
- extern const unsigned long __sanitizer_bufsiz;
- extern unsigned struct_audio_buf_info_sz;
- extern unsigned struct_ppp_stats_sz;
- extern unsigned struct_sioc_sg_req_sz;
- extern unsigned struct_sioc_vif_req_sz;
-
- // ioctl request identifiers
-
- // A special value to mark ioctls that are not present on the target platform,
- // when it can not be determined without including any system headers.
- extern const unsigned IOCTL_NOT_PRESENT;
-
- extern unsigned IOCTL_FIOASYNC;
- extern unsigned IOCTL_FIOCLEX;
- extern unsigned IOCTL_FIOGETOWN;
- extern unsigned IOCTL_FIONBIO;
- extern unsigned IOCTL_FIONCLEX;
- extern unsigned IOCTL_FIOSETOWN;
- extern unsigned IOCTL_SIOCADDMULTI;
- extern unsigned IOCTL_SIOCATMARK;
- extern unsigned IOCTL_SIOCDELMULTI;
- extern unsigned IOCTL_SIOCGIFADDR;
- extern unsigned IOCTL_SIOCGIFBRDADDR;
- extern unsigned IOCTL_SIOCGIFCONF;
- extern unsigned IOCTL_SIOCGIFDSTADDR;
- extern unsigned IOCTL_SIOCGIFFLAGS;
- extern unsigned IOCTL_SIOCGIFMETRIC;
- extern unsigned IOCTL_SIOCGIFMTU;
- extern unsigned IOCTL_SIOCGIFNETMASK;
- extern unsigned IOCTL_SIOCGPGRP;
- extern unsigned IOCTL_SIOCSIFADDR;
- extern unsigned IOCTL_SIOCSIFBRDADDR;
- extern unsigned IOCTL_SIOCSIFDSTADDR;
- extern unsigned IOCTL_SIOCSIFFLAGS;
- extern unsigned IOCTL_SIOCSIFMETRIC;
- extern unsigned IOCTL_SIOCSIFMTU;
- extern unsigned IOCTL_SIOCSIFNETMASK;
- extern unsigned IOCTL_SIOCSPGRP;
- extern unsigned IOCTL_TIOCCONS;
- extern unsigned IOCTL_TIOCEXCL;
- extern unsigned IOCTL_TIOCGETD;
- extern unsigned IOCTL_TIOCGPGRP;
- extern unsigned IOCTL_TIOCGWINSZ;
- extern unsigned IOCTL_TIOCMBIC;
- extern unsigned IOCTL_TIOCMBIS;
- extern unsigned IOCTL_TIOCMGET;
- extern unsigned IOCTL_TIOCMSET;
- extern unsigned IOCTL_TIOCNOTTY;
- extern unsigned IOCTL_TIOCNXCL;
- extern unsigned IOCTL_TIOCOUTQ;
- extern unsigned IOCTL_TIOCPKT;
- extern unsigned IOCTL_TIOCSCTTY;
- extern unsigned IOCTL_TIOCSETD;
- extern unsigned IOCTL_TIOCSPGRP;
- extern unsigned IOCTL_TIOCSTI;
- extern unsigned IOCTL_TIOCSWINSZ;
- extern unsigned IOCTL_SIOCGETSGCNT;
- extern unsigned IOCTL_SIOCGETVIFCNT;
- extern unsigned IOCTL_MTIOCGET;
- extern unsigned IOCTL_MTIOCTOP;
- extern unsigned IOCTL_SIOCADDRT;
- extern unsigned IOCTL_SIOCDELRT;
- extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
- extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
- extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
- extern unsigned IOCTL_SNDCTL_DSP_POST;
- extern unsigned IOCTL_SNDCTL_DSP_RESET;
- extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
- extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
- extern unsigned IOCTL_SNDCTL_DSP_SPEED;
- extern unsigned IOCTL_SNDCTL_DSP_STEREO;
- extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
- extern unsigned IOCTL_SNDCTL_DSP_SYNC;
- extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
- extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
- extern unsigned IOCTL_SNDCTL_MIDI_INFO;
- extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
- extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
- extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
- extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
- extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
- extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
- extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
- extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
- extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
- extern unsigned IOCTL_SNDCTL_SEQ_RESET;
- extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
- extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
- extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
- extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
- extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
- extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
- extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
- extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
- extern unsigned IOCTL_SNDCTL_TMR_SELECT;
- extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
- extern unsigned IOCTL_SNDCTL_TMR_START;
- extern unsigned IOCTL_SNDCTL_TMR_STOP;
- extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
- extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
- extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
- extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
- extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
- extern unsigned IOCTL_SOUND_MIXER_READ_CD;
- extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
- extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
- extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
- extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
- extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
- extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
- extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
- extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
- extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
- extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
- extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
- extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
- extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
- extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
- extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
- extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
- extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
- extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
- extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
- extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
- extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
- extern unsigned IOCTL_SOUND_PCM_READ_BITS;
- extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
- extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
- extern unsigned IOCTL_SOUND_PCM_READ_RATE;
- extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
- extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
- extern unsigned IOCTL_VT_ACTIVATE;
- extern unsigned IOCTL_VT_GETMODE;
- extern unsigned IOCTL_VT_OPENQRY;
- extern unsigned IOCTL_VT_RELDISP;
- extern unsigned IOCTL_VT_SETMODE;
- extern unsigned IOCTL_VT_WAITACTIVE;
- extern unsigned IOCTL_GIO_SCRNMAP;
- extern unsigned IOCTL_KDDISABIO;
- extern unsigned IOCTL_KDENABIO;
- extern unsigned IOCTL_KDGETLED;
- extern unsigned IOCTL_KDGETMODE;
- extern unsigned IOCTL_KDGKBMODE;
- extern unsigned IOCTL_KDGKBTYPE;
- extern unsigned IOCTL_KDMKTONE;
- extern unsigned IOCTL_KDSETLED;
- extern unsigned IOCTL_KDSETMODE;
- extern unsigned IOCTL_KDSKBMODE;
-
- extern const int si_SEGV_MAPERR;
- extern const int si_SEGV_ACCERR;
-
- struct __sanitizer_cap_rights {
- u64 cr_rights[2];
- };
-
- typedef struct __sanitizer_cap_rights __sanitizer_cap_rights_t;
- extern unsigned struct_cap_rights_sz;
-
- extern unsigned struct_fstab_sz;
- extern unsigned struct_StringList_sz;
+extern unsigned struct_ifreq_sz;
+extern unsigned struct_termios_sz;
+extern unsigned struct_winsize_sz;
+
+extern unsigned struct_copr_buffer_sz;
+extern unsigned struct_copr_debug_buf_sz;
+extern unsigned struct_copr_msg_sz;
+extern unsigned struct_midi_info_sz;
+extern unsigned struct_mtget_sz;
+extern unsigned struct_mtop_sz;
+extern unsigned struct_rtentry_sz;
+extern unsigned struct_sbi_instrument_sz;
+extern unsigned struct_seq_event_rec_sz;
+extern unsigned struct_synth_info_sz;
+extern unsigned struct_vt_mode_sz;
+
+extern const unsigned long __sanitizer_bufsiz;
+extern unsigned struct_audio_buf_info_sz;
+extern unsigned struct_ppp_stats_sz;
+extern unsigned struct_sioc_sg_req_sz;
+extern unsigned struct_sioc_vif_req_sz;
+
+// ioctl request identifiers
+
+// A special value to mark ioctls that are not present on the target platform,
+// when it can not be determined without including any system headers.
+extern const unsigned IOCTL_NOT_PRESENT;
+
+extern unsigned IOCTL_FIOASYNC;
+extern unsigned IOCTL_FIOCLEX;
+extern unsigned IOCTL_FIOGETOWN;
+extern unsigned IOCTL_FIONBIO;
+extern unsigned IOCTL_FIONCLEX;
+extern unsigned IOCTL_FIOSETOWN;
+extern unsigned IOCTL_SIOCADDMULTI;
+extern unsigned IOCTL_SIOCATMARK;
+extern unsigned IOCTL_SIOCDELMULTI;
+extern unsigned IOCTL_SIOCGIFADDR;
+extern unsigned IOCTL_SIOCGIFBRDADDR;
+extern unsigned IOCTL_SIOCGIFCONF;
+extern unsigned IOCTL_SIOCGIFDSTADDR;
+extern unsigned IOCTL_SIOCGIFFLAGS;
+extern unsigned IOCTL_SIOCGIFMETRIC;
+extern unsigned IOCTL_SIOCGIFMTU;
+extern unsigned IOCTL_SIOCGIFNETMASK;
+extern unsigned IOCTL_SIOCGPGRP;
+extern unsigned IOCTL_SIOCSIFADDR;
+extern unsigned IOCTL_SIOCSIFBRDADDR;
+extern unsigned IOCTL_SIOCSIFDSTADDR;
+extern unsigned IOCTL_SIOCSIFFLAGS;
+extern unsigned IOCTL_SIOCSIFMETRIC;
+extern unsigned IOCTL_SIOCSIFMTU;
+extern unsigned IOCTL_SIOCSIFNETMASK;
+extern unsigned IOCTL_SIOCSPGRP;
+extern unsigned IOCTL_TIOCCONS;
+extern unsigned IOCTL_TIOCEXCL;
+extern unsigned IOCTL_TIOCGETD;
+extern unsigned IOCTL_TIOCGPGRP;
+extern unsigned IOCTL_TIOCGWINSZ;
+extern unsigned IOCTL_TIOCMBIC;
+extern unsigned IOCTL_TIOCMBIS;
+extern unsigned IOCTL_TIOCMGET;
+extern unsigned IOCTL_TIOCMSET;
+extern unsigned IOCTL_TIOCNOTTY;
+extern unsigned IOCTL_TIOCNXCL;
+extern unsigned IOCTL_TIOCOUTQ;
+extern unsigned IOCTL_TIOCPKT;
+extern unsigned IOCTL_TIOCSCTTY;
+extern unsigned IOCTL_TIOCSETD;
+extern unsigned IOCTL_TIOCSPGRP;
+extern unsigned IOCTL_TIOCSTI;
+extern unsigned IOCTL_TIOCSWINSZ;
+extern unsigned IOCTL_SIOCGETSGCNT;
+extern unsigned IOCTL_SIOCGETVIFCNT;
+extern unsigned IOCTL_MTIOCGET;
+extern unsigned IOCTL_MTIOCTOP;
+extern unsigned IOCTL_SIOCADDRT;
+extern unsigned IOCTL_SIOCDELRT;
+extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
+extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
+extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
+extern unsigned IOCTL_SNDCTL_DSP_POST;
+extern unsigned IOCTL_SNDCTL_DSP_RESET;
+extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
+extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
+extern unsigned IOCTL_SNDCTL_DSP_SPEED;
+extern unsigned IOCTL_SNDCTL_DSP_STEREO;
+extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
+extern unsigned IOCTL_SNDCTL_DSP_SYNC;
+extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
+extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
+extern unsigned IOCTL_SNDCTL_MIDI_INFO;
+extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
+extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
+extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
+extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
+extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
+extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
+extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
+extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
+extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
+extern unsigned IOCTL_SNDCTL_SEQ_RESET;
+extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
+extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
+extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
+extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
+extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
+extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
+extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
+extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
+extern unsigned IOCTL_SNDCTL_TMR_SELECT;
+extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
+extern unsigned IOCTL_SNDCTL_TMR_START;
+extern unsigned IOCTL_SNDCTL_TMR_STOP;
+extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
+extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
+extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
+extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
+extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
+extern unsigned IOCTL_SOUND_MIXER_READ_CD;
+extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
+extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
+extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
+extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
+extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
+extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
+extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
+extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
+extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
+extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
+extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
+extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
+extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
+extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
+extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
+extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
+extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
+extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
+extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
+extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
+extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
+extern unsigned IOCTL_SOUND_PCM_READ_BITS;
+extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
+extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
+extern unsigned IOCTL_SOUND_PCM_READ_RATE;
+extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
+extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
+extern unsigned IOCTL_VT_ACTIVATE;
+extern unsigned IOCTL_VT_GETMODE;
+extern unsigned IOCTL_VT_OPENQRY;
+extern unsigned IOCTL_VT_RELDISP;
+extern unsigned IOCTL_VT_SETMODE;
+extern unsigned IOCTL_VT_WAITACTIVE;
+extern unsigned IOCTL_GIO_SCRNMAP;
+extern unsigned IOCTL_KDDISABIO;
+extern unsigned IOCTL_KDENABIO;
+extern unsigned IOCTL_KDGETLED;
+extern unsigned IOCTL_KDGETMODE;
+extern unsigned IOCTL_KDGKBMODE;
+extern unsigned IOCTL_KDGKBTYPE;
+extern unsigned IOCTL_KDMKTONE;
+extern unsigned IOCTL_KDSETLED;
+extern unsigned IOCTL_KDSETMODE;
+extern unsigned IOCTL_KDSKBMODE;
+
+extern const int si_SEGV_MAPERR;
+extern const int si_SEGV_ACCERR;
+
+struct __sanitizer_cap_rights {
+ u64 cr_rights[2];
+};
+
+typedef struct __sanitizer_cap_rights __sanitizer_cap_rights_t;
+extern unsigned struct_cap_rights_sz;
+
+extern unsigned struct_fstab_sz;
+extern unsigned struct_StringList_sz;
} // namespace __sanitizer
#define CHECK_TYPE_SIZE(TYPE) \
@@ -26,12 +26,9 @@
// With old kernels (and even new kernels on powerpc) asm/stat.h uses types that
// are not defined anywhere in userspace headers. Fake them. This seems to work
-// fine with newer headers, too. Beware that with <sys/stat.h>, struct stat
-// takes the form of struct stat64 on 32-bit platforms if _FILE_OFFSET_BITS=64.
-// Also, for some platforms (e.g. mips) there are additional members in the
-// <sys/stat.h> struct stat:s.
+// fine with newer headers, too.
#include <linux/posix_types.h>
-#if defined(__x86_64__)
+#if defined(__x86_64__) || defined(__mips__)
#include <sys/stat.h>
#else
#define ino_t __kernel_ino_t
@@ -22,6 +22,10 @@
#ifdef _FILE_OFFSET_BITS
#undef _FILE_OFFSET_BITS
#endif
+
+// Must go after undef _FILE_OFFSET_BITS.
+#include "sanitizer_glibc_version.h"
+
#include <arpa/inet.h>
#include <dirent.h>
#include <grp.h>
@@ -136,6 +140,7 @@ typedef struct user_fpregs elf_fpregset_t;
#include <linux/serial.h>
#include <sys/msg.h>
#include <sys/ipc.h>
+#include <crypt.h>
#endif // SANITIZER_LINUX && !SANITIZER_ANDROID
#if SANITIZER_ANDROID
@@ -236,6 +241,7 @@ namespace __sanitizer {
unsigned struct_ustat_sz = SIZEOF_STRUCT_USTAT;
unsigned struct_rlimit64_sz = sizeof(struct rlimit64);
unsigned struct_statvfs64_sz = sizeof(struct statvfs64);
+ unsigned struct_crypt_data_sz = sizeof(struct crypt_data);
#endif // SANITIZER_LINUX && !SANITIZER_ANDROID
#if SANITIZER_LINUX && !SANITIZER_ANDROID
@@ -1005,10 +1011,6 @@ CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_len);
CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_level);
CHECK_SIZE_AND_OFFSET(cmsghdr, cmsg_type);
-#ifndef __GLIBC_PREREQ
-#define __GLIBC_PREREQ(x, y) 0
-#endif
-
#if SANITIZER_LINUX && (__ANDROID_API__ >= 21 || __GLIBC_PREREQ (2, 14))
CHECK_TYPE_SIZE(mmsghdr);
CHECK_SIZE_AND_OFFSET(mmsghdr, msg_hdr);
@@ -1129,9 +1131,8 @@ CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
#if (!defined(__aarch64__) || !SANITIZER_LINUX || __GLIBC_PREREQ (2, 21)) && \
!defined(__arm__)
/* On aarch64 glibc 2.20 and earlier provided incorrect mode field. */
-/* On Arm glibc 2.31 and later provide a different mode field, this field is
- never used by libsanitizer so we can simply ignore this assert for all glibc
- versions. */
+/* On Arm newer glibc provide a different mode field, it's hard to detect
+ so just disable the check. */
CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
#endif
@@ -19,844 +19,846 @@
#include "sanitizer_internal_defs.h"
#include "sanitizer_platform.h"
-# define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) ((link_map*)(handle))
-
-#ifndef __GLIBC_PREREQ
-#define __GLIBC_PREREQ(x, y) 0
+#if defined(__sparc__)
+// FIXME: This can't be included from tsan which does not support sparc yet.
+#include "sanitizer_glibc_version.h"
#endif
+# define GET_LINK_MAP_BY_DLOPEN_HANDLE(handle) ((link_map*)(handle))
+
namespace __sanitizer {
- extern unsigned struct_utsname_sz;
- extern unsigned struct_stat_sz;
+extern unsigned struct_utsname_sz;
+extern unsigned struct_stat_sz;
#if !SANITIZER_IOS
- extern unsigned struct_stat64_sz;
-#endif
- extern unsigned struct_rusage_sz;
- extern unsigned siginfo_t_sz;
- extern unsigned struct_itimerval_sz;
- extern unsigned pthread_t_sz;
- extern unsigned pthread_mutex_t_sz;
- extern unsigned pthread_cond_t_sz;
- extern unsigned pid_t_sz;
- extern unsigned timeval_sz;
- extern unsigned uid_t_sz;
- extern unsigned gid_t_sz;
- extern unsigned mbstate_t_sz;
- extern unsigned struct_timezone_sz;
- extern unsigned struct_tms_sz;
- extern unsigned struct_itimerspec_sz;
- extern unsigned struct_sigevent_sz;
- extern unsigned struct_sched_param_sz;
- extern unsigned struct_statfs64_sz;
- extern unsigned struct_regex_sz;
- extern unsigned struct_regmatch_sz;
+extern unsigned struct_stat64_sz;
+#endif
+extern unsigned struct_rusage_sz;
+extern unsigned siginfo_t_sz;
+extern unsigned struct_itimerval_sz;
+extern unsigned pthread_t_sz;
+extern unsigned pthread_mutex_t_sz;
+extern unsigned pthread_cond_t_sz;
+extern unsigned pid_t_sz;
+extern unsigned timeval_sz;
+extern unsigned uid_t_sz;
+extern unsigned gid_t_sz;
+extern unsigned mbstate_t_sz;
+extern unsigned struct_timezone_sz;
+extern unsigned struct_tms_sz;
+extern unsigned struct_itimerspec_sz;
+extern unsigned struct_sigevent_sz;
+extern unsigned struct_sched_param_sz;
+extern unsigned struct_statfs64_sz;
+extern unsigned struct_regex_sz;
+extern unsigned struct_regmatch_sz;
#if !SANITIZER_ANDROID
- extern unsigned struct_fstab_sz;
- extern unsigned struct_statfs_sz;
- extern unsigned struct_sockaddr_sz;
- extern unsigned ucontext_t_sz;
+extern unsigned struct_fstab_sz;
+extern unsigned struct_statfs_sz;
+extern unsigned struct_sockaddr_sz;
+extern unsigned ucontext_t_sz;
#endif // !SANITIZER_ANDROID
#if SANITIZER_LINUX
#if defined(__x86_64__)
- const unsigned struct_kernel_stat_sz = 144;
- const unsigned struct_kernel_stat64_sz = 0;
+const unsigned struct_kernel_stat_sz = 144;
+const unsigned struct_kernel_stat64_sz = 0;
#elif defined(__i386__)
- const unsigned struct_kernel_stat_sz = 64;
- const unsigned struct_kernel_stat64_sz = 96;
+const unsigned struct_kernel_stat_sz = 64;
+const unsigned struct_kernel_stat64_sz = 96;
#elif defined(__arm__)
- const unsigned struct_kernel_stat_sz = 64;
- const unsigned struct_kernel_stat64_sz = 104;
+const unsigned struct_kernel_stat_sz = 64;
+const unsigned struct_kernel_stat64_sz = 104;
#elif defined(__aarch64__)
- const unsigned struct_kernel_stat_sz = 128;
- const unsigned struct_kernel_stat64_sz = 104;
+const unsigned struct_kernel_stat_sz = 128;
+const unsigned struct_kernel_stat64_sz = 104;
#elif defined(__powerpc__) && !defined(__powerpc64__)
- const unsigned struct_kernel_stat_sz = 72;
- const unsigned struct_kernel_stat64_sz = 104;
+const unsigned struct_kernel_stat_sz = 72;
+const unsigned struct_kernel_stat64_sz = 104;
#elif defined(__powerpc64__)
- const unsigned struct_kernel_stat_sz = 144;
- const unsigned struct_kernel_stat64_sz = 104;
+const unsigned struct_kernel_stat_sz = 144;
+const unsigned struct_kernel_stat64_sz = 104;
#elif defined(__mips__)
- const unsigned struct_kernel_stat_sz =
- SANITIZER_ANDROID ? FIRST_32_SECOND_64(104, 128) :
- FIRST_32_SECOND_64(144, 216);
- const unsigned struct_kernel_stat64_sz = 104;
+const unsigned struct_kernel_stat_sz = SANITIZER_ANDROID
+ ? FIRST_32_SECOND_64(104, 128)
+ : FIRST_32_SECOND_64(160, 216);
+const unsigned struct_kernel_stat64_sz = 104;
#elif defined(__s390__) && !defined(__s390x__)
- const unsigned struct_kernel_stat_sz = 64;
- const unsigned struct_kernel_stat64_sz = 104;
+const unsigned struct_kernel_stat_sz = 64;
+const unsigned struct_kernel_stat64_sz = 104;
#elif defined(__s390x__)
- const unsigned struct_kernel_stat_sz = 144;
- const unsigned struct_kernel_stat64_sz = 0;
+const unsigned struct_kernel_stat_sz = 144;
+const unsigned struct_kernel_stat64_sz = 0;
#elif defined(__sparc__) && defined(__arch64__)
- const unsigned struct___old_kernel_stat_sz = 0;
- const unsigned struct_kernel_stat_sz = 104;
- const unsigned struct_kernel_stat64_sz = 144;
+const unsigned struct___old_kernel_stat_sz = 0;
+const unsigned struct_kernel_stat_sz = 104;
+const unsigned struct_kernel_stat64_sz = 144;
#elif defined(__sparc__) && !defined(__arch64__)
- const unsigned struct___old_kernel_stat_sz = 0;
- const unsigned struct_kernel_stat_sz = 64;
- const unsigned struct_kernel_stat64_sz = 104;
-#endif
- struct __sanitizer_perf_event_attr {
- unsigned type;
- unsigned size;
- // More fields that vary with the kernel version.
- };
+const unsigned struct___old_kernel_stat_sz = 0;
+const unsigned struct_kernel_stat_sz = 64;
+const unsigned struct_kernel_stat64_sz = 104;
+#endif
+struct __sanitizer_perf_event_attr {
+ unsigned type;
+ unsigned size;
+ // More fields that vary with the kernel version.
+};
- extern unsigned struct_epoll_event_sz;
- extern unsigned struct_sysinfo_sz;
- extern unsigned __user_cap_header_struct_sz;
- extern unsigned __user_cap_data_struct_sz;
- extern unsigned struct_new_utsname_sz;
- extern unsigned struct_old_utsname_sz;
- extern unsigned struct_oldold_utsname_sz;
+extern unsigned struct_epoll_event_sz;
+extern unsigned struct_sysinfo_sz;
+extern unsigned __user_cap_header_struct_sz;
+extern unsigned __user_cap_data_struct_sz;
+extern unsigned struct_new_utsname_sz;
+extern unsigned struct_old_utsname_sz;
+extern unsigned struct_oldold_utsname_sz;
- const unsigned struct_kexec_segment_sz = 4 * sizeof(unsigned long);
+const unsigned struct_kexec_segment_sz = 4 * sizeof(unsigned long);
#endif // SANITIZER_LINUX
#if SANITIZER_LINUX
#if defined(__powerpc64__) || defined(__s390__)
- const unsigned struct___old_kernel_stat_sz = 0;
+const unsigned struct___old_kernel_stat_sz = 0;
#elif !defined(__sparc__)
- const unsigned struct___old_kernel_stat_sz = 32;
-#endif
-
- extern unsigned struct_rlimit_sz;
- extern unsigned struct_utimbuf_sz;
- extern unsigned struct_timespec_sz;
-
- struct __sanitizer_iocb {
- u64 aio_data;
- u32 aio_key_or_aio_reserved1; // Simply crazy.
- u32 aio_reserved1_or_aio_key; // Luckily, we don't need these.
- u16 aio_lio_opcode;
- s16 aio_reqprio;
- u32 aio_fildes;
- u64 aio_buf;
- u64 aio_nbytes;
- s64 aio_offset;
- u64 aio_reserved2;
- u64 aio_reserved3;
- };
+const unsigned struct___old_kernel_stat_sz = 32;
+#endif
- struct __sanitizer_io_event {
- u64 data;
- u64 obj;
- u64 res;
- u64 res2;
- };
+extern unsigned struct_rlimit_sz;
+extern unsigned struct_utimbuf_sz;
+extern unsigned struct_timespec_sz;
+
+struct __sanitizer_iocb {
+ u64 aio_data;
+ u32 aio_key_or_aio_reserved1; // Simply crazy.
+ u32 aio_reserved1_or_aio_key; // Luckily, we don't need these.
+ u16 aio_lio_opcode;
+ s16 aio_reqprio;
+ u32 aio_fildes;
+ u64 aio_buf;
+ u64 aio_nbytes;
+ s64 aio_offset;
+ u64 aio_reserved2;
+ u64 aio_reserved3;
+};
- const unsigned iocb_cmd_pread = 0;
- const unsigned iocb_cmd_pwrite = 1;
- const unsigned iocb_cmd_preadv = 7;
- const unsigned iocb_cmd_pwritev = 8;
-
- struct __sanitizer___sysctl_args {
- int *name;
- int nlen;
- void *oldval;
- uptr *oldlenp;
- void *newval;
- uptr newlen;
- unsigned long ___unused[4];
- };
+struct __sanitizer_io_event {
+ u64 data;
+ u64 obj;
+ u64 res;
+ u64 res2;
+};
- const unsigned old_sigset_t_sz = sizeof(unsigned long);
+const unsigned iocb_cmd_pread = 0;
+const unsigned iocb_cmd_pwrite = 1;
+const unsigned iocb_cmd_preadv = 7;
+const unsigned iocb_cmd_pwritev = 8;
+
+struct __sanitizer___sysctl_args {
+ int *name;
+ int nlen;
+ void *oldval;
+ uptr *oldlenp;
+ void *newval;
+ uptr newlen;
+ unsigned long ___unused[4];
+};
- struct __sanitizer_sem_t {
+const unsigned old_sigset_t_sz = sizeof(unsigned long);
+
+struct __sanitizer_sem_t {
#if SANITIZER_ANDROID && defined(_LP64)
- int data[4];
+ int data[4];
#elif SANITIZER_ANDROID && !defined(_LP64)
- int data;
+ int data;
#elif SANITIZER_LINUX
- uptr data[4];
+ uptr data[4];
#endif
- };
+};
#endif // SANITIZER_LINUX
#if SANITIZER_ANDROID
- struct __sanitizer_struct_mallinfo {
- uptr v[10];
- };
+struct __sanitizer_struct_mallinfo {
+ uptr v[10];
+};
#endif
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- struct __sanitizer_struct_mallinfo {
- int v[10];
- };
+struct __sanitizer_struct_mallinfo {
+ int v[10];
+};
- extern unsigned struct_ustat_sz;
- extern unsigned struct_rlimit64_sz;
- extern unsigned struct_statvfs64_sz;
+extern unsigned struct_ustat_sz;
+extern unsigned struct_rlimit64_sz;
+extern unsigned struct_statvfs64_sz;
- struct __sanitizer_ipc_perm {
- int __key;
- int uid;
- int gid;
- int cuid;
- int cgid;
+struct __sanitizer_ipc_perm {
+ int __key;
+ int uid;
+ int gid;
+ int cuid;
+ int cgid;
#ifdef __powerpc__
- unsigned mode;
- unsigned __seq;
- u64 __unused1;
- u64 __unused2;
+ unsigned mode;
+ unsigned __seq;
+ u64 __unused1;
+ u64 __unused2;
#elif defined(__sparc__)
#if defined(__arch64__)
- unsigned mode;
- unsigned short __pad1;
+ unsigned mode;
+ unsigned short __pad1;
#else
- unsigned short __pad1;
- unsigned short mode;
- unsigned short __pad2;
+ unsigned short __pad1;
+ unsigned short mode;
+ unsigned short __pad2;
#endif
- unsigned short __seq;
- unsigned long long __unused1;
- unsigned long long __unused2;
+ unsigned short __seq;
+ unsigned long long __unused1;
+ unsigned long long __unused2;
#elif defined(__mips__) || defined(__aarch64__) || defined(__s390x__)
- unsigned int mode;
- unsigned short __seq;
- unsigned short __pad1;
- unsigned long __unused1;
- unsigned long __unused2;
+ unsigned int mode;
+ unsigned short __seq;
+ unsigned short __pad1;
+ unsigned long __unused1;
+ unsigned long __unused2;
#else
- unsigned short mode;
- unsigned short __pad1;
- unsigned short __seq;
- unsigned short __pad2;
+ unsigned short mode;
+ unsigned short __pad1;
+ unsigned short __seq;
+ unsigned short __pad2;
#if defined(__x86_64__) && !defined(_LP64)
- u64 __unused1;
- u64 __unused2;
+ u64 __unused1;
+ u64 __unused2;
#else
- unsigned long __unused1;
- unsigned long __unused2;
+ unsigned long __unused1;
+ unsigned long __unused2;
#endif
#endif
- };
+};
- struct __sanitizer_shmid_ds {
- __sanitizer_ipc_perm shm_perm;
- #if defined(__sparc__)
- #if !defined(__arch64__)
- u32 __pad1;
- #endif
- long shm_atime;
- #if !defined(__arch64__)
- u32 __pad2;
- #endif
- long shm_dtime;
- #if !defined(__arch64__)
- u32 __pad3;
- #endif
- long shm_ctime;
- uptr shm_segsz;
- int shm_cpid;
- int shm_lpid;
- unsigned long shm_nattch;
- unsigned long __glibc_reserved1;
- unsigned long __glibc_reserved2;
- #else
- #ifndef __powerpc__
- uptr shm_segsz;
- #elif !defined(__powerpc64__)
- uptr __unused0;
- #endif
- #if defined(__x86_64__) && !defined(_LP64)
- u64 shm_atime;
- u64 shm_dtime;
- u64 shm_ctime;
- #else
- uptr shm_atime;
- #if !defined(_LP64) && !defined(__mips__)
- uptr __unused1;
- #endif
- uptr shm_dtime;
- #if !defined(_LP64) && !defined(__mips__)
- uptr __unused2;
- #endif
- uptr shm_ctime;
- #if !defined(_LP64) && !defined(__mips__)
- uptr __unused3;
- #endif
- #endif
- #ifdef __powerpc__
- uptr shm_segsz;
- #endif
- int shm_cpid;
- int shm_lpid;
- #if defined(__x86_64__) && !defined(_LP64)
- u64 shm_nattch;
- u64 __unused4;
- u64 __unused5;
- #else
- uptr shm_nattch;
- uptr __unused4;
- uptr __unused5;
- #endif
+struct __sanitizer_shmid_ds {
+ __sanitizer_ipc_perm shm_perm;
+#if defined(__sparc__)
+#if !defined(__arch64__)
+ u32 __pad1;
#endif
- };
+ long shm_atime;
+#if !defined(__arch64__)
+ u32 __pad2;
+#endif
+ long shm_dtime;
+#if !defined(__arch64__)
+ u32 __pad3;
+#endif
+ long shm_ctime;
+ uptr shm_segsz;
+ int shm_cpid;
+ int shm_lpid;
+ unsigned long shm_nattch;
+ unsigned long __glibc_reserved1;
+ unsigned long __glibc_reserved2;
+#else
+#ifndef __powerpc__
+ uptr shm_segsz;
+#elif !defined(__powerpc64__)
+ uptr __unused0;
+#endif
+#if defined(__x86_64__) && !defined(_LP64)
+ u64 shm_atime;
+ u64 shm_dtime;
+ u64 shm_ctime;
+#else
+ uptr shm_atime;
+#if !defined(_LP64) && !defined(__mips__)
+ uptr __unused1;
+#endif
+ uptr shm_dtime;
+#if !defined(_LP64) && !defined(__mips__)
+ uptr __unused2;
+#endif
+ uptr shm_ctime;
+#if !defined(_LP64) && !defined(__mips__)
+ uptr __unused3;
+#endif
+#endif
+#ifdef __powerpc__
+ uptr shm_segsz;
+#endif
+ int shm_cpid;
+ int shm_lpid;
+#if defined(__x86_64__) && !defined(_LP64)
+ u64 shm_nattch;
+ u64 __unused4;
+ u64 __unused5;
+#else
+ uptr shm_nattch;
+ uptr __unused4;
+ uptr __unused5;
+#endif
+#endif
+};
#endif
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- extern unsigned struct_msqid_ds_sz;
- extern unsigned struct_mq_attr_sz;
- extern unsigned struct_timex_sz;
- extern unsigned struct_statvfs_sz;
+extern unsigned struct_msqid_ds_sz;
+extern unsigned struct_mq_attr_sz;
+extern unsigned struct_timex_sz;
+extern unsigned struct_statvfs_sz;
+extern unsigned struct_crypt_data_sz;
#endif // SANITIZER_LINUX && !SANITIZER_ANDROID
- struct __sanitizer_iovec {
- void *iov_base;
- uptr iov_len;
- };
+struct __sanitizer_iovec {
+ void *iov_base;
+ uptr iov_len;
+};
#if !SANITIZER_ANDROID
- struct __sanitizer_ifaddrs {
- struct __sanitizer_ifaddrs *ifa_next;
- char *ifa_name;
- unsigned int ifa_flags;
- void *ifa_addr; // (struct sockaddr *)
- void *ifa_netmask; // (struct sockaddr *)
- // This is a union on Linux.
+struct __sanitizer_ifaddrs {
+ struct __sanitizer_ifaddrs *ifa_next;
+ char *ifa_name;
+ unsigned int ifa_flags;
+ void *ifa_addr; // (struct sockaddr *)
+ void *ifa_netmask; // (struct sockaddr *)
+ // This is a union on Linux.
# ifdef ifa_dstaddr
# undef ifa_dstaddr
# endif
- void *ifa_dstaddr; // (struct sockaddr *)
- void *ifa_data;
- };
+ void *ifa_dstaddr; // (struct sockaddr *)
+ void *ifa_data;
+};
#endif // !SANITIZER_ANDROID
#if SANITIZER_MAC
- typedef unsigned long __sanitizer_pthread_key_t;
+typedef unsigned long __sanitizer_pthread_key_t;
#else
- typedef unsigned __sanitizer_pthread_key_t;
+typedef unsigned __sanitizer_pthread_key_t;
#endif
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- struct __sanitizer_XDR {
- int x_op;
- void *x_ops;
- uptr x_public;
- uptr x_private;
- uptr x_base;
- unsigned x_handy;
- };
+struct __sanitizer_XDR {
+ int x_op;
+ void *x_ops;
+ uptr x_public;
+ uptr x_private;
+ uptr x_base;
+ unsigned x_handy;
+};
- const int __sanitizer_XDR_ENCODE = 0;
- const int __sanitizer_XDR_DECODE = 1;
- const int __sanitizer_XDR_FREE = 2;
+const int __sanitizer_XDR_ENCODE = 0;
+const int __sanitizer_XDR_DECODE = 1;
+const int __sanitizer_XDR_FREE = 2;
#endif
- struct __sanitizer_passwd {
- char *pw_name;
- char *pw_passwd;
- int pw_uid;
- int pw_gid;
+struct __sanitizer_passwd {
+ char *pw_name;
+ char *pw_passwd;
+ int pw_uid;
+ int pw_gid;
#if SANITIZER_MAC
- long pw_change;
- char *pw_class;
+ long pw_change;
+ char *pw_class;
#endif
#if !(SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 32))
- char *pw_gecos;
+ char *pw_gecos;
#endif
- char *pw_dir;
- char *pw_shell;
+ char *pw_dir;
+ char *pw_shell;
#if SANITIZER_MAC
- long pw_expire;
+ long pw_expire;
#endif
- };
+};
- struct __sanitizer_group {
- char *gr_name;
- char *gr_passwd;
- int gr_gid;
- char **gr_mem;
- };
+struct __sanitizer_group {
+ char *gr_name;
+ char *gr_passwd;
+ int gr_gid;
+ char **gr_mem;
+};
#if defined(__x86_64__) && !defined(_LP64)
- typedef long long __sanitizer_time_t;
+typedef long long __sanitizer_time_t;
#else
- typedef long __sanitizer_time_t;
+typedef long __sanitizer_time_t;
#endif
- typedef long __sanitizer_suseconds_t;
+typedef long __sanitizer_suseconds_t;
- struct __sanitizer_timeval {
- __sanitizer_time_t tv_sec;
- __sanitizer_suseconds_t tv_usec;
- };
+struct __sanitizer_timeval {
+ __sanitizer_time_t tv_sec;
+ __sanitizer_suseconds_t tv_usec;
+};
- struct __sanitizer_itimerval {
- struct __sanitizer_timeval it_interval;
- struct __sanitizer_timeval it_value;
- };
+struct __sanitizer_itimerval {
+ struct __sanitizer_timeval it_interval;
+ struct __sanitizer_timeval it_value;
+};
- struct __sanitizer_timeb {
- __sanitizer_time_t time;
- unsigned short millitm;
- short timezone;
- short dstflag;
- };
+struct __sanitizer_timeb {
+ __sanitizer_time_t time;
+ unsigned short millitm;
+ short timezone;
+ short dstflag;
+};
- struct __sanitizer_ether_addr {
- u8 octet[6];
- };
+struct __sanitizer_ether_addr {
+ u8 octet[6];
+};
- struct __sanitizer_tm {
- int tm_sec;
- int tm_min;
- int tm_hour;
- int tm_mday;
- int tm_mon;
- int tm_year;
- int tm_wday;
- int tm_yday;
- int tm_isdst;
- long int tm_gmtoff;
- const char *tm_zone;
- };
+struct __sanitizer_tm {
+ int tm_sec;
+ int tm_min;
+ int tm_hour;
+ int tm_mday;
+ int tm_mon;
+ int tm_year;
+ int tm_wday;
+ int tm_yday;
+ int tm_isdst;
+ long int tm_gmtoff;
+ const char *tm_zone;
+};
#if SANITIZER_LINUX
- struct __sanitizer_mntent {
- char *mnt_fsname;
- char *mnt_dir;
- char *mnt_type;
- char *mnt_opts;
- int mnt_freq;
- int mnt_passno;
- };
+struct __sanitizer_mntent {
+ char *mnt_fsname;
+ char *mnt_dir;
+ char *mnt_type;
+ char *mnt_opts;
+ int mnt_freq;
+ int mnt_passno;
+};
- struct __sanitizer_file_handle {
- unsigned int handle_bytes;
- int handle_type;
- unsigned char f_handle[1]; // variable sized
- };
+struct __sanitizer_file_handle {
+ unsigned int handle_bytes;
+ int handle_type;
+ unsigned char f_handle[1]; // variable sized
+};
#endif
#if SANITIZER_MAC
- struct __sanitizer_msghdr {
- void *msg_name;
- unsigned msg_namelen;
- struct __sanitizer_iovec *msg_iov;
- unsigned msg_iovlen;
- void *msg_control;
- unsigned msg_controllen;
- int msg_flags;
- };
- struct __sanitizer_cmsghdr {
- unsigned cmsg_len;
- int cmsg_level;
- int cmsg_type;
- };
+struct __sanitizer_msghdr {
+ void *msg_name;
+ unsigned msg_namelen;
+ struct __sanitizer_iovec *msg_iov;
+ unsigned msg_iovlen;
+ void *msg_control;
+ unsigned msg_controllen;
+ int msg_flags;
+};
+struct __sanitizer_cmsghdr {
+ unsigned cmsg_len;
+ int cmsg_level;
+ int cmsg_type;
+};
#else
- struct __sanitizer_msghdr {
- void *msg_name;
- unsigned msg_namelen;
- struct __sanitizer_iovec *msg_iov;
- uptr msg_iovlen;
- void *msg_control;
- uptr msg_controllen;
- int msg_flags;
- };
- struct __sanitizer_cmsghdr {
- uptr cmsg_len;
- int cmsg_level;
- int cmsg_type;
- };
+struct __sanitizer_msghdr {
+ void *msg_name;
+ unsigned msg_namelen;
+ struct __sanitizer_iovec *msg_iov;
+ uptr msg_iovlen;
+ void *msg_control;
+ uptr msg_controllen;
+ int msg_flags;
+};
+struct __sanitizer_cmsghdr {
+ uptr cmsg_len;
+ int cmsg_level;
+ int cmsg_type;
+};
#endif
#if SANITIZER_LINUX
- struct __sanitizer_mmsghdr {
- __sanitizer_msghdr msg_hdr;
- unsigned int msg_len;
- };
+struct __sanitizer_mmsghdr {
+ __sanitizer_msghdr msg_hdr;
+ unsigned int msg_len;
+};
#endif
#if SANITIZER_MAC
- struct __sanitizer_dirent {
- unsigned long long d_ino;
- unsigned long long d_seekoff;
- unsigned short d_reclen;
- // more fields that we don't care about
- };
+struct __sanitizer_dirent {
+ unsigned long long d_ino;
+ unsigned long long d_seekoff;
+ unsigned short d_reclen;
+ // more fields that we don't care about
+};
#elif SANITIZER_ANDROID || defined(__x86_64__)
- struct __sanitizer_dirent {
- unsigned long long d_ino;
- unsigned long long d_off;
- unsigned short d_reclen;
- // more fields that we don't care about
- };
+struct __sanitizer_dirent {
+ unsigned long long d_ino;
+ unsigned long long d_off;
+ unsigned short d_reclen;
+ // more fields that we don't care about
+};
#else
- struct __sanitizer_dirent {
- uptr d_ino;
- uptr d_off;
- unsigned short d_reclen;
- // more fields that we don't care about
- };
+struct __sanitizer_dirent {
+ uptr d_ino;
+ uptr d_off;
+ unsigned short d_reclen;
+ // more fields that we don't care about
+};
#endif
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- struct __sanitizer_dirent64 {
- unsigned long long d_ino;
- unsigned long long d_off;
- unsigned short d_reclen;
- // more fields that we don't care about
- };
+struct __sanitizer_dirent64 {
+ unsigned long long d_ino;
+ unsigned long long d_off;
+ unsigned short d_reclen;
+ // more fields that we don't care about
+};
#endif
#if defined(__x86_64__) && !defined(_LP64)
- typedef long long __sanitizer_clock_t;
+typedef long long __sanitizer_clock_t;
#else
- typedef long __sanitizer_clock_t;
+typedef long __sanitizer_clock_t;
#endif
#if SANITIZER_LINUX
- typedef int __sanitizer_clockid_t;
+typedef int __sanitizer_clockid_t;
#endif
#if SANITIZER_LINUX
-#if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__)\
- || defined(__mips__)
- typedef unsigned __sanitizer___kernel_uid_t;
- typedef unsigned __sanitizer___kernel_gid_t;
+#if defined(_LP64) || defined(__x86_64__) || defined(__powerpc__) || \
+ defined(__mips__)
+typedef unsigned __sanitizer___kernel_uid_t;
+typedef unsigned __sanitizer___kernel_gid_t;
#else
- typedef unsigned short __sanitizer___kernel_uid_t;
- typedef unsigned short __sanitizer___kernel_gid_t;
+typedef unsigned short __sanitizer___kernel_uid_t;
+typedef unsigned short __sanitizer___kernel_gid_t;
#endif
#if defined(__x86_64__) && !defined(_LP64)
- typedef long long __sanitizer___kernel_off_t;
+typedef long long __sanitizer___kernel_off_t;
#else
- typedef long __sanitizer___kernel_off_t;
+typedef long __sanitizer___kernel_off_t;
#endif
#if defined(__powerpc__) || defined(__mips__)
- typedef unsigned int __sanitizer___kernel_old_uid_t;
- typedef unsigned int __sanitizer___kernel_old_gid_t;
+typedef unsigned int __sanitizer___kernel_old_uid_t;
+typedef unsigned int __sanitizer___kernel_old_gid_t;
#else
- typedef unsigned short __sanitizer___kernel_old_uid_t;
- typedef unsigned short __sanitizer___kernel_old_gid_t;
+typedef unsigned short __sanitizer___kernel_old_uid_t;
+typedef unsigned short __sanitizer___kernel_old_gid_t;
#endif
- typedef long long __sanitizer___kernel_loff_t;
- typedef struct {
- unsigned long fds_bits[1024 / (8 * sizeof(long))];
- } __sanitizer___kernel_fd_set;
+typedef long long __sanitizer___kernel_loff_t;
+typedef struct {
+ unsigned long fds_bits[1024 / (8 * sizeof(long))];
+} __sanitizer___kernel_fd_set;
#endif
- // This thing depends on the platform. We are only interested in the upper
- // limit. Verified with a compiler assert in .cpp.
- const int pthread_attr_t_max_sz = 128;
- union __sanitizer_pthread_attr_t {
- char size[pthread_attr_t_max_sz]; // NOLINT
- void *align;
- };
+// This thing depends on the platform. We are only interested in the upper
+// limit. Verified with a compiler assert in .cpp.
+union __sanitizer_pthread_attr_t {
+ char size[128];
+ void *align;
+};
#if SANITIZER_ANDROID
# if SANITIZER_MIPS
- typedef unsigned long __sanitizer_sigset_t[16/sizeof(unsigned long)];
+typedef unsigned long __sanitizer_sigset_t[16 / sizeof(unsigned long)];
# else
- typedef unsigned long __sanitizer_sigset_t;
+typedef unsigned long __sanitizer_sigset_t;
# endif
#elif SANITIZER_MAC
- typedef unsigned __sanitizer_sigset_t;
+typedef unsigned __sanitizer_sigset_t;
#elif SANITIZER_LINUX
- struct __sanitizer_sigset_t {
- // The size is determined by looking at sizeof of real sigset_t on linux.
- uptr val[128 / sizeof(uptr)];
- };
+struct __sanitizer_sigset_t {
+ // The size is determined by looking at sizeof of real sigset_t on linux.
+ uptr val[128 / sizeof(uptr)];
+};
#endif
- struct __sanitizer_siginfo {
- // The size is determined by looking at sizeof of real siginfo_t on linux.
- u64 opaque[128 / sizeof(u64)];
- };
+struct __sanitizer_siginfo {
+ // The size is determined by looking at sizeof of real siginfo_t on linux.
+ u64 opaque[128 / sizeof(u64)];
+};
- using __sanitizer_sighandler_ptr = void (*)(int sig);
- using __sanitizer_sigactionhandler_ptr =
- void (*)(int sig, __sanitizer_siginfo *siginfo, void *uctx);
+using __sanitizer_sighandler_ptr = void (*)(int sig);
+using __sanitizer_sigactionhandler_ptr = void (*)(int sig,
+ __sanitizer_siginfo *siginfo,
+ void *uctx);
- // Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
+// Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
#if SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 64)
- struct __sanitizer_sigaction {
- unsigned sa_flags;
- union {
- __sanitizer_sigactionhandler_ptr sigaction;
- __sanitizer_sighandler_ptr handler;
- };
- __sanitizer_sigset_t sa_mask;
- void (*sa_restorer)();
+struct __sanitizer_sigaction {
+ unsigned sa_flags;
+ union {
+ __sanitizer_sigactionhandler_ptr sigaction;
+ __sanitizer_sighandler_ptr handler;
};
+ __sanitizer_sigset_t sa_mask;
+ void (*sa_restorer)();
+};
#elif SANITIZER_ANDROID && SANITIZER_MIPS32 // check this before WORDSIZE == 32
- struct __sanitizer_sigaction {
- unsigned sa_flags;
- union {
- __sanitizer_sigactionhandler_ptr sigaction;
- __sanitizer_sighandler_ptr handler;
- };
- __sanitizer_sigset_t sa_mask;
+struct __sanitizer_sigaction {
+ unsigned sa_flags;
+ union {
+ __sanitizer_sigactionhandler_ptr sigaction;
+ __sanitizer_sighandler_ptr handler;
};
+ __sanitizer_sigset_t sa_mask;
+};
#elif SANITIZER_ANDROID && (SANITIZER_WORDSIZE == 32)
- struct __sanitizer_sigaction {
- union {
- __sanitizer_sigactionhandler_ptr sigaction;
- __sanitizer_sighandler_ptr handler;
- };
- __sanitizer_sigset_t sa_mask;
- uptr sa_flags;
- void (*sa_restorer)();
+struct __sanitizer_sigaction {
+ union {
+ __sanitizer_sigactionhandler_ptr sigaction;
+ __sanitizer_sighandler_ptr handler;
};
+ __sanitizer_sigset_t sa_mask;
+ uptr sa_flags;
+ void (*sa_restorer)();
+};
#else // !SANITIZER_ANDROID
- struct __sanitizer_sigaction {
+struct __sanitizer_sigaction {
#if defined(__mips__) && !SANITIZER_FREEBSD
- unsigned int sa_flags;
+ unsigned int sa_flags;
#endif
- union {
- __sanitizer_sigactionhandler_ptr sigaction;
- __sanitizer_sighandler_ptr handler;
- };
+ union {
+ __sanitizer_sigactionhandler_ptr sigaction;
+ __sanitizer_sighandler_ptr handler;
+ };
#if SANITIZER_FREEBSD
- int sa_flags;
- __sanitizer_sigset_t sa_mask;
+ int sa_flags;
+ __sanitizer_sigset_t sa_mask;
#else
#if defined(__s390x__)
- int sa_resv;
+ int sa_resv;
#else
- __sanitizer_sigset_t sa_mask;
+ __sanitizer_sigset_t sa_mask;
#endif
#ifndef __mips__
#if defined(__sparc__)
#if __GLIBC_PREREQ (2, 20)
- // On sparc glibc 2.19 and earlier sa_flags was unsigned long.
+ // On sparc glibc 2.19 and earlier sa_flags was unsigned long.
#if defined(__arch64__)
- // To maintain ABI compatibility on sparc64 when switching to an int,
- // __glibc_reserved0 was added.
- int __glibc_reserved0;
+ // To maintain ABI compatibility on sparc64 when switching to an int,
+ // __glibc_reserved0 was added.
+ int __glibc_reserved0;
#endif
- int sa_flags;
+ int sa_flags;
#else
- unsigned long sa_flags;
+ unsigned long sa_flags;
#endif
#else
- int sa_flags;
+ int sa_flags;
#endif
#endif
#endif
#if SANITIZER_LINUX
- void (*sa_restorer)();
+ void (*sa_restorer)();
#endif
#if defined(__mips__) && (SANITIZER_WORDSIZE == 32)
- int sa_resv[1];
+ int sa_resv[1];
#endif
#if defined(__s390x__)
- __sanitizer_sigset_t sa_mask;
+ __sanitizer_sigset_t sa_mask;
#endif
- };
+};
#endif // !SANITIZER_ANDROID
#if defined(__mips__)
- struct __sanitizer_kernel_sigset_t {
- uptr sig[2];
- };
+struct __sanitizer_kernel_sigset_t {
+ uptr sig[2];
+};
#else
- struct __sanitizer_kernel_sigset_t {
- u8 sig[8];
- };
+struct __sanitizer_kernel_sigset_t {
+ u8 sig[8];
+};
#endif
- // Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
+// Linux system headers define the 'sa_handler' and 'sa_sigaction' macros.
#if SANITIZER_MIPS
- struct __sanitizer_kernel_sigaction_t {
- unsigned int sa_flags;
- union {
- void (*handler)(int signo);
- void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
- };
- __sanitizer_kernel_sigset_t sa_mask;
- void (*sa_restorer)(void);
+struct __sanitizer_kernel_sigaction_t {
+ unsigned int sa_flags;
+ union {
+ void (*handler)(int signo);
+ void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
};
+ __sanitizer_kernel_sigset_t sa_mask;
+ void (*sa_restorer)(void);
+};
#else
- struct __sanitizer_kernel_sigaction_t {
- union {
- void (*handler)(int signo);
- void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
- };
- unsigned long sa_flags;
- void (*sa_restorer)(void);
- __sanitizer_kernel_sigset_t sa_mask;
+struct __sanitizer_kernel_sigaction_t {
+ union {
+ void (*handler)(int signo);
+ void (*sigaction)(int signo, __sanitizer_siginfo *info, void *ctx);
};
+ unsigned long sa_flags;
+ void (*sa_restorer)(void);
+ __sanitizer_kernel_sigset_t sa_mask;
+};
#endif
- extern const uptr sig_ign;
- extern const uptr sig_dfl;
- extern const uptr sig_err;
- extern const uptr sa_siginfo;
+extern const uptr sig_ign;
+extern const uptr sig_dfl;
+extern const uptr sig_err;
+extern const uptr sa_siginfo;
#if SANITIZER_LINUX
- extern int e_tabsz;
+extern int e_tabsz;
#endif
- extern int af_inet;
- extern int af_inet6;
- uptr __sanitizer_in_addr_sz(int af);
+extern int af_inet;
+extern int af_inet6;
+uptr __sanitizer_in_addr_sz(int af);
#if SANITIZER_LINUX
- struct __sanitizer_dl_phdr_info {
- uptr dlpi_addr;
- const char *dlpi_name;
- const void *dlpi_phdr;
- short dlpi_phnum;
- };
+struct __sanitizer_dl_phdr_info {
+ uptr dlpi_addr;
+ const char *dlpi_name;
+ const void *dlpi_phdr;
+ short dlpi_phnum;
+};
- extern unsigned struct_ElfW_Phdr_sz;
+extern unsigned struct_ElfW_Phdr_sz;
#endif
- struct __sanitizer_addrinfo {
- int ai_flags;
- int ai_family;
- int ai_socktype;
- int ai_protocol;
+struct __sanitizer_addrinfo {
+ int ai_flags;
+ int ai_family;
+ int ai_socktype;
+ int ai_protocol;
#if SANITIZER_ANDROID || SANITIZER_MAC
- unsigned ai_addrlen;
- char *ai_canonname;
- void *ai_addr;
+ unsigned ai_addrlen;
+ char *ai_canonname;
+ void *ai_addr;
#else // LINUX
- unsigned ai_addrlen;
- void *ai_addr;
- char *ai_canonname;
+ unsigned ai_addrlen;
+ void *ai_addr;
+ char *ai_canonname;
#endif
- struct __sanitizer_addrinfo *ai_next;
- };
+ struct __sanitizer_addrinfo *ai_next;
+};
- struct __sanitizer_hostent {
- char *h_name;
- char **h_aliases;
- int h_addrtype;
- int h_length;
- char **h_addr_list;
- };
+struct __sanitizer_hostent {
+ char *h_name;
+ char **h_aliases;
+ int h_addrtype;
+ int h_length;
+ char **h_addr_list;
+};
- struct __sanitizer_pollfd {
- int fd;
- short events;
- short revents;
- };
+struct __sanitizer_pollfd {
+ int fd;
+ short events;
+ short revents;
+};
#if SANITIZER_ANDROID || SANITIZER_MAC
- typedef unsigned __sanitizer_nfds_t;
+typedef unsigned __sanitizer_nfds_t;
#else
- typedef unsigned long __sanitizer_nfds_t;
+typedef unsigned long __sanitizer_nfds_t;
#endif
#if !SANITIZER_ANDROID
# if SANITIZER_LINUX
- struct __sanitizer_glob_t {
- uptr gl_pathc;
- char **gl_pathv;
- uptr gl_offs;
- int gl_flags;
-
- void (*gl_closedir)(void *dirp);
- void *(*gl_readdir)(void *dirp);
- void *(*gl_opendir)(const char *);
- int (*gl_lstat)(const char *, void *);
- int (*gl_stat)(const char *, void *);
- };
+struct __sanitizer_glob_t {
+ uptr gl_pathc;
+ char **gl_pathv;
+ uptr gl_offs;
+ int gl_flags;
+
+ void (*gl_closedir)(void *dirp);
+ void *(*gl_readdir)(void *dirp);
+ void *(*gl_opendir)(const char *);
+ int (*gl_lstat)(const char *, void *);
+ int (*gl_stat)(const char *, void *);
+};
# endif // SANITIZER_LINUX
# if SANITIZER_LINUX
- extern int glob_nomatch;
- extern int glob_altdirfunc;
+extern int glob_nomatch;
+extern int glob_altdirfunc;
# endif
#endif // !SANITIZER_ANDROID
- extern unsigned path_max;
+extern unsigned path_max;
- struct __sanitizer_wordexp_t {
- uptr we_wordc;
- char **we_wordv;
- uptr we_offs;
- };
+struct __sanitizer_wordexp_t {
+ uptr we_wordc;
+ char **we_wordv;
+ uptr we_offs;
+};
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- struct __sanitizer_FILE {
- int _flags;
- char *_IO_read_ptr;
- char *_IO_read_end;
- char *_IO_read_base;
- char *_IO_write_base;
- char *_IO_write_ptr;
- char *_IO_write_end;
- char *_IO_buf_base;
- char *_IO_buf_end;
- char *_IO_save_base;
- char *_IO_backup_base;
- char *_IO_save_end;
- void *_markers;
- __sanitizer_FILE *_chain;
- int _fileno;
- };
+struct __sanitizer_FILE {
+ int _flags;
+ char *_IO_read_ptr;
+ char *_IO_read_end;
+ char *_IO_read_base;
+ char *_IO_write_base;
+ char *_IO_write_ptr;
+ char *_IO_write_end;
+ char *_IO_buf_base;
+ char *_IO_buf_end;
+ char *_IO_save_base;
+ char *_IO_backup_base;
+ char *_IO_save_end;
+ void *_markers;
+ __sanitizer_FILE *_chain;
+ int _fileno;
+};
# define SANITIZER_HAS_STRUCT_FILE 1
#else
- typedef void __sanitizer_FILE;
+typedef void __sanitizer_FILE;
# define SANITIZER_HAS_STRUCT_FILE 0
#endif
-#if SANITIZER_LINUX && !SANITIZER_ANDROID && \
- (defined(__i386) || defined(__x86_64) || defined(__mips64) || \
- defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \
- defined(__s390__))
- extern unsigned struct_user_regs_struct_sz;
- extern unsigned struct_user_fpregs_struct_sz;
- extern unsigned struct_user_fpxregs_struct_sz;
- extern unsigned struct_user_vfpregs_struct_sz;
-
- extern int ptrace_peektext;
- extern int ptrace_peekdata;
- extern int ptrace_peekuser;
- extern int ptrace_getregs;
- extern int ptrace_setregs;
- extern int ptrace_getfpregs;
- extern int ptrace_setfpregs;
- extern int ptrace_getfpxregs;
- extern int ptrace_setfpxregs;
- extern int ptrace_getvfpregs;
- extern int ptrace_setvfpregs;
- extern int ptrace_getsiginfo;
- extern int ptrace_setsiginfo;
- extern int ptrace_getregset;
- extern int ptrace_setregset;
- extern int ptrace_geteventmsg;
+#if SANITIZER_LINUX && !SANITIZER_ANDROID && \
+ (defined(__i386) || defined(__x86_64) || defined(__mips64) || \
+ defined(__powerpc64__) || defined(__aarch64__) || defined(__arm__) || \
+ defined(__s390__))
+extern unsigned struct_user_regs_struct_sz;
+extern unsigned struct_user_fpregs_struct_sz;
+extern unsigned struct_user_fpxregs_struct_sz;
+extern unsigned struct_user_vfpregs_struct_sz;
+
+extern int ptrace_peektext;
+extern int ptrace_peekdata;
+extern int ptrace_peekuser;
+extern int ptrace_getregs;
+extern int ptrace_setregs;
+extern int ptrace_getfpregs;
+extern int ptrace_setfpregs;
+extern int ptrace_getfpxregs;
+extern int ptrace_setfpxregs;
+extern int ptrace_getvfpregs;
+extern int ptrace_setvfpregs;
+extern int ptrace_getsiginfo;
+extern int ptrace_setsiginfo;
+extern int ptrace_getregset;
+extern int ptrace_setregset;
+extern int ptrace_geteventmsg;
#endif
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- extern unsigned struct_shminfo_sz;
- extern unsigned struct_shm_info_sz;
- extern int shmctl_ipc_stat;
- extern int shmctl_ipc_info;
- extern int shmctl_shm_info;
- extern int shmctl_shm_stat;
+extern unsigned struct_shminfo_sz;
+extern unsigned struct_shm_info_sz;
+extern int shmctl_ipc_stat;
+extern int shmctl_ipc_info;
+extern int shmctl_shm_info;
+extern int shmctl_shm_stat;
#endif
#if !SANITIZER_MAC && !SANITIZER_FREEBSD
- extern unsigned struct_utmp_sz;
+extern unsigned struct_utmp_sz;
#endif
#if !SANITIZER_ANDROID
- extern unsigned struct_utmpx_sz;
+extern unsigned struct_utmpx_sz;
#endif
- extern int map_fixed;
+extern int map_fixed;
- // ioctl arguments
- struct __sanitizer_ifconf {
- int ifc_len;
- union {
- void *ifcu_req;
- } ifc_ifcu;
+// ioctl arguments
+struct __sanitizer_ifconf {
+ int ifc_len;
+ union {
+ void *ifcu_req;
+ } ifc_ifcu;
#if SANITIZER_MAC
- } __attribute__((packed));
+} __attribute__((packed));
#else
- };
+};
#endif
#if SANITIZER_LINUX && !SANITIZER_ANDROID
@@ -932,519 +934,519 @@ struct __sanitizer_cookie_io_functions_t {
#define IOC_SIZE(nr) (((nr) >> IOC_SIZESHIFT) & IOC_SIZEMASK)
#endif
- extern unsigned struct_ifreq_sz;
- extern unsigned struct_termios_sz;
- extern unsigned struct_winsize_sz;
+extern unsigned struct_ifreq_sz;
+extern unsigned struct_termios_sz;
+extern unsigned struct_winsize_sz;
#if SANITIZER_LINUX
- extern unsigned struct_arpreq_sz;
- extern unsigned struct_cdrom_msf_sz;
- extern unsigned struct_cdrom_multisession_sz;
- extern unsigned struct_cdrom_read_audio_sz;
- extern unsigned struct_cdrom_subchnl_sz;
- extern unsigned struct_cdrom_ti_sz;
- extern unsigned struct_cdrom_tocentry_sz;
- extern unsigned struct_cdrom_tochdr_sz;
- extern unsigned struct_cdrom_volctrl_sz;
- extern unsigned struct_ff_effect_sz;
- extern unsigned struct_floppy_drive_params_sz;
- extern unsigned struct_floppy_drive_struct_sz;
- extern unsigned struct_floppy_fdc_state_sz;
- extern unsigned struct_floppy_max_errors_sz;
- extern unsigned struct_floppy_raw_cmd_sz;
- extern unsigned struct_floppy_struct_sz;
- extern unsigned struct_floppy_write_errors_sz;
- extern unsigned struct_format_descr_sz;
- extern unsigned struct_hd_driveid_sz;
- extern unsigned struct_hd_geometry_sz;
- extern unsigned struct_input_absinfo_sz;
- extern unsigned struct_input_id_sz;
- extern unsigned struct_mtpos_sz;
- extern unsigned struct_termio_sz;
- extern unsigned struct_vt_consize_sz;
- extern unsigned struct_vt_sizes_sz;
- extern unsigned struct_vt_stat_sz;
+extern unsigned struct_arpreq_sz;
+extern unsigned struct_cdrom_msf_sz;
+extern unsigned struct_cdrom_multisession_sz;
+extern unsigned struct_cdrom_read_audio_sz;
+extern unsigned struct_cdrom_subchnl_sz;
+extern unsigned struct_cdrom_ti_sz;
+extern unsigned struct_cdrom_tocentry_sz;
+extern unsigned struct_cdrom_tochdr_sz;
+extern unsigned struct_cdrom_volctrl_sz;
+extern unsigned struct_ff_effect_sz;
+extern unsigned struct_floppy_drive_params_sz;
+extern unsigned struct_floppy_drive_struct_sz;
+extern unsigned struct_floppy_fdc_state_sz;
+extern unsigned struct_floppy_max_errors_sz;
+extern unsigned struct_floppy_raw_cmd_sz;
+extern unsigned struct_floppy_struct_sz;
+extern unsigned struct_floppy_write_errors_sz;
+extern unsigned struct_format_descr_sz;
+extern unsigned struct_hd_driveid_sz;
+extern unsigned struct_hd_geometry_sz;
+extern unsigned struct_input_absinfo_sz;
+extern unsigned struct_input_id_sz;
+extern unsigned struct_mtpos_sz;
+extern unsigned struct_termio_sz;
+extern unsigned struct_vt_consize_sz;
+extern unsigned struct_vt_sizes_sz;
+extern unsigned struct_vt_stat_sz;
#endif // SANITIZER_LINUX
#if SANITIZER_LINUX
- extern unsigned struct_copr_buffer_sz;
- extern unsigned struct_copr_debug_buf_sz;
- extern unsigned struct_copr_msg_sz;
- extern unsigned struct_midi_info_sz;
- extern unsigned struct_mtget_sz;
- extern unsigned struct_mtop_sz;
- extern unsigned struct_rtentry_sz;
- extern unsigned struct_sbi_instrument_sz;
- extern unsigned struct_seq_event_rec_sz;
- extern unsigned struct_synth_info_sz;
- extern unsigned struct_vt_mode_sz;
+extern unsigned struct_copr_buffer_sz;
+extern unsigned struct_copr_debug_buf_sz;
+extern unsigned struct_copr_msg_sz;
+extern unsigned struct_midi_info_sz;
+extern unsigned struct_mtget_sz;
+extern unsigned struct_mtop_sz;
+extern unsigned struct_rtentry_sz;
+extern unsigned struct_sbi_instrument_sz;
+extern unsigned struct_seq_event_rec_sz;
+extern unsigned struct_synth_info_sz;
+extern unsigned struct_vt_mode_sz;
#endif // SANITIZER_LINUX
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- extern unsigned struct_ax25_parms_struct_sz;
- extern unsigned struct_cyclades_monitor_sz;
- extern unsigned struct_input_keymap_entry_sz;
- extern unsigned struct_ipx_config_data_sz;
- extern unsigned struct_kbdiacrs_sz;
- extern unsigned struct_kbentry_sz;
- extern unsigned struct_kbkeycode_sz;
- extern unsigned struct_kbsentry_sz;
- extern unsigned struct_mtconfiginfo_sz;
- extern unsigned struct_nr_parms_struct_sz;
- extern unsigned struct_scc_modem_sz;
- extern unsigned struct_scc_stat_sz;
- extern unsigned struct_serial_multiport_struct_sz;
- extern unsigned struct_serial_struct_sz;
- extern unsigned struct_sockaddr_ax25_sz;
- extern unsigned struct_unimapdesc_sz;
- extern unsigned struct_unimapinit_sz;
+extern unsigned struct_ax25_parms_struct_sz;
+extern unsigned struct_cyclades_monitor_sz;
+extern unsigned struct_input_keymap_entry_sz;
+extern unsigned struct_ipx_config_data_sz;
+extern unsigned struct_kbdiacrs_sz;
+extern unsigned struct_kbentry_sz;
+extern unsigned struct_kbkeycode_sz;
+extern unsigned struct_kbsentry_sz;
+extern unsigned struct_mtconfiginfo_sz;
+extern unsigned struct_nr_parms_struct_sz;
+extern unsigned struct_scc_modem_sz;
+extern unsigned struct_scc_stat_sz;
+extern unsigned struct_serial_multiport_struct_sz;
+extern unsigned struct_serial_struct_sz;
+extern unsigned struct_sockaddr_ax25_sz;
+extern unsigned struct_unimapdesc_sz;
+extern unsigned struct_unimapinit_sz;
#endif // SANITIZER_LINUX && !SANITIZER_ANDROID
- extern const unsigned long __sanitizer_bufsiz;
+extern const unsigned long __sanitizer_bufsiz;
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- extern unsigned struct_audio_buf_info_sz;
- extern unsigned struct_ppp_stats_sz;
+extern unsigned struct_audio_buf_info_sz;
+extern unsigned struct_ppp_stats_sz;
#endif // (SANITIZER_LINUX || SANITIZER_FREEBSD) && !SANITIZER_ANDROID
#if !SANITIZER_ANDROID && !SANITIZER_MAC
- extern unsigned struct_sioc_sg_req_sz;
- extern unsigned struct_sioc_vif_req_sz;
-#endif
-
- // ioctl request identifiers
-
- // A special value to mark ioctls that are not present on the target platform,
- // when it can not be determined without including any system headers.
- extern const unsigned IOCTL_NOT_PRESENT;
-
- extern unsigned IOCTL_FIOASYNC;
- extern unsigned IOCTL_FIOCLEX;
- extern unsigned IOCTL_FIOGETOWN;
- extern unsigned IOCTL_FIONBIO;
- extern unsigned IOCTL_FIONCLEX;
- extern unsigned IOCTL_FIOSETOWN;
- extern unsigned IOCTL_SIOCADDMULTI;
- extern unsigned IOCTL_SIOCATMARK;
- extern unsigned IOCTL_SIOCDELMULTI;
- extern unsigned IOCTL_SIOCGIFADDR;
- extern unsigned IOCTL_SIOCGIFBRDADDR;
- extern unsigned IOCTL_SIOCGIFCONF;
- extern unsigned IOCTL_SIOCGIFDSTADDR;
- extern unsigned IOCTL_SIOCGIFFLAGS;
- extern unsigned IOCTL_SIOCGIFMETRIC;
- extern unsigned IOCTL_SIOCGIFMTU;
- extern unsigned IOCTL_SIOCGIFNETMASK;
- extern unsigned IOCTL_SIOCGPGRP;
- extern unsigned IOCTL_SIOCSIFADDR;
- extern unsigned IOCTL_SIOCSIFBRDADDR;
- extern unsigned IOCTL_SIOCSIFDSTADDR;
- extern unsigned IOCTL_SIOCSIFFLAGS;
- extern unsigned IOCTL_SIOCSIFMETRIC;
- extern unsigned IOCTL_SIOCSIFMTU;
- extern unsigned IOCTL_SIOCSIFNETMASK;
- extern unsigned IOCTL_SIOCSPGRP;
- extern unsigned IOCTL_TIOCCONS;
- extern unsigned IOCTL_TIOCEXCL;
- extern unsigned IOCTL_TIOCGETD;
- extern unsigned IOCTL_TIOCGPGRP;
- extern unsigned IOCTL_TIOCGWINSZ;
- extern unsigned IOCTL_TIOCMBIC;
- extern unsigned IOCTL_TIOCMBIS;
- extern unsigned IOCTL_TIOCMGET;
- extern unsigned IOCTL_TIOCMSET;
- extern unsigned IOCTL_TIOCNOTTY;
- extern unsigned IOCTL_TIOCNXCL;
- extern unsigned IOCTL_TIOCOUTQ;
- extern unsigned IOCTL_TIOCPKT;
- extern unsigned IOCTL_TIOCSCTTY;
- extern unsigned IOCTL_TIOCSETD;
- extern unsigned IOCTL_TIOCSPGRP;
- extern unsigned IOCTL_TIOCSTI;
- extern unsigned IOCTL_TIOCSWINSZ;
+extern unsigned struct_sioc_sg_req_sz;
+extern unsigned struct_sioc_vif_req_sz;
+#endif
+
+// ioctl request identifiers
+
+// A special value to mark ioctls that are not present on the target platform,
+// when it can not be determined without including any system headers.
+extern const unsigned IOCTL_NOT_PRESENT;
+
+extern unsigned IOCTL_FIOASYNC;
+extern unsigned IOCTL_FIOCLEX;
+extern unsigned IOCTL_FIOGETOWN;
+extern unsigned IOCTL_FIONBIO;
+extern unsigned IOCTL_FIONCLEX;
+extern unsigned IOCTL_FIOSETOWN;
+extern unsigned IOCTL_SIOCADDMULTI;
+extern unsigned IOCTL_SIOCATMARK;
+extern unsigned IOCTL_SIOCDELMULTI;
+extern unsigned IOCTL_SIOCGIFADDR;
+extern unsigned IOCTL_SIOCGIFBRDADDR;
+extern unsigned IOCTL_SIOCGIFCONF;
+extern unsigned IOCTL_SIOCGIFDSTADDR;
+extern unsigned IOCTL_SIOCGIFFLAGS;
+extern unsigned IOCTL_SIOCGIFMETRIC;
+extern unsigned IOCTL_SIOCGIFMTU;
+extern unsigned IOCTL_SIOCGIFNETMASK;
+extern unsigned IOCTL_SIOCGPGRP;
+extern unsigned IOCTL_SIOCSIFADDR;
+extern unsigned IOCTL_SIOCSIFBRDADDR;
+extern unsigned IOCTL_SIOCSIFDSTADDR;
+extern unsigned IOCTL_SIOCSIFFLAGS;
+extern unsigned IOCTL_SIOCSIFMETRIC;
+extern unsigned IOCTL_SIOCSIFMTU;
+extern unsigned IOCTL_SIOCSIFNETMASK;
+extern unsigned IOCTL_SIOCSPGRP;
+extern unsigned IOCTL_TIOCCONS;
+extern unsigned IOCTL_TIOCEXCL;
+extern unsigned IOCTL_TIOCGETD;
+extern unsigned IOCTL_TIOCGPGRP;
+extern unsigned IOCTL_TIOCGWINSZ;
+extern unsigned IOCTL_TIOCMBIC;
+extern unsigned IOCTL_TIOCMBIS;
+extern unsigned IOCTL_TIOCMGET;
+extern unsigned IOCTL_TIOCMSET;
+extern unsigned IOCTL_TIOCNOTTY;
+extern unsigned IOCTL_TIOCNXCL;
+extern unsigned IOCTL_TIOCOUTQ;
+extern unsigned IOCTL_TIOCPKT;
+extern unsigned IOCTL_TIOCSCTTY;
+extern unsigned IOCTL_TIOCSETD;
+extern unsigned IOCTL_TIOCSPGRP;
+extern unsigned IOCTL_TIOCSTI;
+extern unsigned IOCTL_TIOCSWINSZ;
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- extern unsigned IOCTL_SIOCGETSGCNT;
- extern unsigned IOCTL_SIOCGETVIFCNT;
+extern unsigned IOCTL_SIOCGETSGCNT;
+extern unsigned IOCTL_SIOCGETVIFCNT;
#endif
#if SANITIZER_LINUX
- extern unsigned IOCTL_EVIOCGABS;
- extern unsigned IOCTL_EVIOCGBIT;
- extern unsigned IOCTL_EVIOCGEFFECTS;
- extern unsigned IOCTL_EVIOCGID;
- extern unsigned IOCTL_EVIOCGKEY;
- extern unsigned IOCTL_EVIOCGKEYCODE;
- extern unsigned IOCTL_EVIOCGLED;
- extern unsigned IOCTL_EVIOCGNAME;
- extern unsigned IOCTL_EVIOCGPHYS;
- extern unsigned IOCTL_EVIOCGRAB;
- extern unsigned IOCTL_EVIOCGREP;
- extern unsigned IOCTL_EVIOCGSND;
- extern unsigned IOCTL_EVIOCGSW;
- extern unsigned IOCTL_EVIOCGUNIQ;
- extern unsigned IOCTL_EVIOCGVERSION;
- extern unsigned IOCTL_EVIOCRMFF;
- extern unsigned IOCTL_EVIOCSABS;
- extern unsigned IOCTL_EVIOCSFF;
- extern unsigned IOCTL_EVIOCSKEYCODE;
- extern unsigned IOCTL_EVIOCSREP;
- extern unsigned IOCTL_BLKFLSBUF;
- extern unsigned IOCTL_BLKGETSIZE;
- extern unsigned IOCTL_BLKRAGET;
- extern unsigned IOCTL_BLKRASET;
- extern unsigned IOCTL_BLKROGET;
- extern unsigned IOCTL_BLKROSET;
- extern unsigned IOCTL_BLKRRPART;
- extern unsigned IOCTL_CDROMAUDIOBUFSIZ;
- extern unsigned IOCTL_CDROMEJECT;
- extern unsigned IOCTL_CDROMEJECT_SW;
- extern unsigned IOCTL_CDROMMULTISESSION;
- extern unsigned IOCTL_CDROMPAUSE;
- extern unsigned IOCTL_CDROMPLAYMSF;
- extern unsigned IOCTL_CDROMPLAYTRKIND;
- extern unsigned IOCTL_CDROMREADAUDIO;
- extern unsigned IOCTL_CDROMREADCOOKED;
- extern unsigned IOCTL_CDROMREADMODE1;
- extern unsigned IOCTL_CDROMREADMODE2;
- extern unsigned IOCTL_CDROMREADRAW;
- extern unsigned IOCTL_CDROMREADTOCENTRY;
- extern unsigned IOCTL_CDROMREADTOCHDR;
- extern unsigned IOCTL_CDROMRESET;
- extern unsigned IOCTL_CDROMRESUME;
- extern unsigned IOCTL_CDROMSEEK;
- extern unsigned IOCTL_CDROMSTART;
- extern unsigned IOCTL_CDROMSTOP;
- extern unsigned IOCTL_CDROMSUBCHNL;
- extern unsigned IOCTL_CDROMVOLCTRL;
- extern unsigned IOCTL_CDROMVOLREAD;
- extern unsigned IOCTL_CDROM_GET_UPC;
- extern unsigned IOCTL_FDCLRPRM;
- extern unsigned IOCTL_FDDEFPRM;
- extern unsigned IOCTL_FDFLUSH;
- extern unsigned IOCTL_FDFMTBEG;
- extern unsigned IOCTL_FDFMTEND;
- extern unsigned IOCTL_FDFMTTRK;
- extern unsigned IOCTL_FDGETDRVPRM;
- extern unsigned IOCTL_FDGETDRVSTAT;
- extern unsigned IOCTL_FDGETDRVTYP;
- extern unsigned IOCTL_FDGETFDCSTAT;
- extern unsigned IOCTL_FDGETMAXERRS;
- extern unsigned IOCTL_FDGETPRM;
- extern unsigned IOCTL_FDMSGOFF;
- extern unsigned IOCTL_FDMSGON;
- extern unsigned IOCTL_FDPOLLDRVSTAT;
- extern unsigned IOCTL_FDRAWCMD;
- extern unsigned IOCTL_FDRESET;
- extern unsigned IOCTL_FDSETDRVPRM;
- extern unsigned IOCTL_FDSETEMSGTRESH;
- extern unsigned IOCTL_FDSETMAXERRS;
- extern unsigned IOCTL_FDSETPRM;
- extern unsigned IOCTL_FDTWADDLE;
- extern unsigned IOCTL_FDWERRORCLR;
- extern unsigned IOCTL_FDWERRORGET;
- extern unsigned IOCTL_HDIO_DRIVE_CMD;
- extern unsigned IOCTL_HDIO_GETGEO;
- extern unsigned IOCTL_HDIO_GET_32BIT;
- extern unsigned IOCTL_HDIO_GET_DMA;
- extern unsigned IOCTL_HDIO_GET_IDENTITY;
- extern unsigned IOCTL_HDIO_GET_KEEPSETTINGS;
- extern unsigned IOCTL_HDIO_GET_MULTCOUNT;
- extern unsigned IOCTL_HDIO_GET_NOWERR;
- extern unsigned IOCTL_HDIO_GET_UNMASKINTR;
- extern unsigned IOCTL_HDIO_SET_32BIT;
- extern unsigned IOCTL_HDIO_SET_DMA;
- extern unsigned IOCTL_HDIO_SET_KEEPSETTINGS;
- extern unsigned IOCTL_HDIO_SET_MULTCOUNT;
- extern unsigned IOCTL_HDIO_SET_NOWERR;
- extern unsigned IOCTL_HDIO_SET_UNMASKINTR;
- extern unsigned IOCTL_MTIOCPOS;
- extern unsigned IOCTL_PPPIOCGASYNCMAP;
- extern unsigned IOCTL_PPPIOCGDEBUG;
- extern unsigned IOCTL_PPPIOCGFLAGS;
- extern unsigned IOCTL_PPPIOCGUNIT;
- extern unsigned IOCTL_PPPIOCGXASYNCMAP;
- extern unsigned IOCTL_PPPIOCSASYNCMAP;
- extern unsigned IOCTL_PPPIOCSDEBUG;
- extern unsigned IOCTL_PPPIOCSFLAGS;
- extern unsigned IOCTL_PPPIOCSMAXCID;
- extern unsigned IOCTL_PPPIOCSMRU;
- extern unsigned IOCTL_PPPIOCSXASYNCMAP;
- extern unsigned IOCTL_SIOCDARP;
- extern unsigned IOCTL_SIOCDRARP;
- extern unsigned IOCTL_SIOCGARP;
- extern unsigned IOCTL_SIOCGIFENCAP;
- extern unsigned IOCTL_SIOCGIFHWADDR;
- extern unsigned IOCTL_SIOCGIFMAP;
- extern unsigned IOCTL_SIOCGIFMEM;
- extern unsigned IOCTL_SIOCGIFNAME;
- extern unsigned IOCTL_SIOCGIFSLAVE;
- extern unsigned IOCTL_SIOCGRARP;
- extern unsigned IOCTL_SIOCGSTAMP;
- extern unsigned IOCTL_SIOCSARP;
- extern unsigned IOCTL_SIOCSIFENCAP;
- extern unsigned IOCTL_SIOCSIFHWADDR;
- extern unsigned IOCTL_SIOCSIFLINK;
- extern unsigned IOCTL_SIOCSIFMAP;
- extern unsigned IOCTL_SIOCSIFMEM;
- extern unsigned IOCTL_SIOCSIFSLAVE;
- extern unsigned IOCTL_SIOCSRARP;
- extern unsigned IOCTL_SNDCTL_COPR_HALT;
- extern unsigned IOCTL_SNDCTL_COPR_LOAD;
- extern unsigned IOCTL_SNDCTL_COPR_RCODE;
- extern unsigned IOCTL_SNDCTL_COPR_RCVMSG;
- extern unsigned IOCTL_SNDCTL_COPR_RDATA;
- extern unsigned IOCTL_SNDCTL_COPR_RESET;
- extern unsigned IOCTL_SNDCTL_COPR_RUN;
- extern unsigned IOCTL_SNDCTL_COPR_SENDMSG;
- extern unsigned IOCTL_SNDCTL_COPR_WCODE;
- extern unsigned IOCTL_SNDCTL_COPR_WDATA;
- extern unsigned IOCTL_TCFLSH;
- extern unsigned IOCTL_TCGETA;
- extern unsigned IOCTL_TCGETS;
- extern unsigned IOCTL_TCSBRK;
- extern unsigned IOCTL_TCSBRKP;
- extern unsigned IOCTL_TCSETA;
- extern unsigned IOCTL_TCSETAF;
- extern unsigned IOCTL_TCSETAW;
- extern unsigned IOCTL_TCSETS;
- extern unsigned IOCTL_TCSETSF;
- extern unsigned IOCTL_TCSETSW;
- extern unsigned IOCTL_TCXONC;
- extern unsigned IOCTL_TIOCGLCKTRMIOS;
- extern unsigned IOCTL_TIOCGSOFTCAR;
- extern unsigned IOCTL_TIOCINQ;
- extern unsigned IOCTL_TIOCLINUX;
- extern unsigned IOCTL_TIOCSERCONFIG;
- extern unsigned IOCTL_TIOCSERGETLSR;
- extern unsigned IOCTL_TIOCSERGWILD;
- extern unsigned IOCTL_TIOCSERSWILD;
- extern unsigned IOCTL_TIOCSLCKTRMIOS;
- extern unsigned IOCTL_TIOCSSOFTCAR;
- extern unsigned IOCTL_VT_DISALLOCATE;
- extern unsigned IOCTL_VT_GETSTATE;
- extern unsigned IOCTL_VT_RESIZE;
- extern unsigned IOCTL_VT_RESIZEX;
- extern unsigned IOCTL_VT_SENDSIG;
- extern unsigned IOCTL_MTIOCGET;
- extern unsigned IOCTL_MTIOCTOP;
- extern unsigned IOCTL_SIOCADDRT;
- extern unsigned IOCTL_SIOCDELRT;
- extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
- extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
- extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
- extern unsigned IOCTL_SNDCTL_DSP_POST;
- extern unsigned IOCTL_SNDCTL_DSP_RESET;
- extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
- extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
- extern unsigned IOCTL_SNDCTL_DSP_SPEED;
- extern unsigned IOCTL_SNDCTL_DSP_STEREO;
- extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
- extern unsigned IOCTL_SNDCTL_DSP_SYNC;
- extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
- extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
- extern unsigned IOCTL_SNDCTL_MIDI_INFO;
- extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
- extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
- extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
- extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
- extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
- extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
- extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
- extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
- extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
- extern unsigned IOCTL_SNDCTL_SEQ_RESET;
- extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
- extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
- extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
- extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
- extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
- extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
- extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
- extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
- extern unsigned IOCTL_SNDCTL_TMR_SELECT;
- extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
- extern unsigned IOCTL_SNDCTL_TMR_START;
- extern unsigned IOCTL_SNDCTL_TMR_STOP;
- extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
- extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
- extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
- extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
- extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
- extern unsigned IOCTL_SOUND_MIXER_READ_CD;
- extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
- extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
- extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
- extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
- extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
- extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
- extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
- extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
- extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
- extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
- extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
- extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
- extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
- extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
- extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
- extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
- extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
- extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
- extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
- extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
- extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
- extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
- extern unsigned IOCTL_SOUND_PCM_READ_BITS;
- extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
- extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
- extern unsigned IOCTL_SOUND_PCM_READ_RATE;
- extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
- extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
- extern unsigned IOCTL_VT_ACTIVATE;
- extern unsigned IOCTL_VT_GETMODE;
- extern unsigned IOCTL_VT_OPENQRY;
- extern unsigned IOCTL_VT_RELDISP;
- extern unsigned IOCTL_VT_SETMODE;
- extern unsigned IOCTL_VT_WAITACTIVE;
+extern unsigned IOCTL_EVIOCGABS;
+extern unsigned IOCTL_EVIOCGBIT;
+extern unsigned IOCTL_EVIOCGEFFECTS;
+extern unsigned IOCTL_EVIOCGID;
+extern unsigned IOCTL_EVIOCGKEY;
+extern unsigned IOCTL_EVIOCGKEYCODE;
+extern unsigned IOCTL_EVIOCGLED;
+extern unsigned IOCTL_EVIOCGNAME;
+extern unsigned IOCTL_EVIOCGPHYS;
+extern unsigned IOCTL_EVIOCGRAB;
+extern unsigned IOCTL_EVIOCGREP;
+extern unsigned IOCTL_EVIOCGSND;
+extern unsigned IOCTL_EVIOCGSW;
+extern unsigned IOCTL_EVIOCGUNIQ;
+extern unsigned IOCTL_EVIOCGVERSION;
+extern unsigned IOCTL_EVIOCRMFF;
+extern unsigned IOCTL_EVIOCSABS;
+extern unsigned IOCTL_EVIOCSFF;
+extern unsigned IOCTL_EVIOCSKEYCODE;
+extern unsigned IOCTL_EVIOCSREP;
+extern unsigned IOCTL_BLKFLSBUF;
+extern unsigned IOCTL_BLKGETSIZE;
+extern unsigned IOCTL_BLKRAGET;
+extern unsigned IOCTL_BLKRASET;
+extern unsigned IOCTL_BLKROGET;
+extern unsigned IOCTL_BLKROSET;
+extern unsigned IOCTL_BLKRRPART;
+extern unsigned IOCTL_CDROMAUDIOBUFSIZ;
+extern unsigned IOCTL_CDROMEJECT;
+extern unsigned IOCTL_CDROMEJECT_SW;
+extern unsigned IOCTL_CDROMMULTISESSION;
+extern unsigned IOCTL_CDROMPAUSE;
+extern unsigned IOCTL_CDROMPLAYMSF;
+extern unsigned IOCTL_CDROMPLAYTRKIND;
+extern unsigned IOCTL_CDROMREADAUDIO;
+extern unsigned IOCTL_CDROMREADCOOKED;
+extern unsigned IOCTL_CDROMREADMODE1;
+extern unsigned IOCTL_CDROMREADMODE2;
+extern unsigned IOCTL_CDROMREADRAW;
+extern unsigned IOCTL_CDROMREADTOCENTRY;
+extern unsigned IOCTL_CDROMREADTOCHDR;
+extern unsigned IOCTL_CDROMRESET;
+extern unsigned IOCTL_CDROMRESUME;
+extern unsigned IOCTL_CDROMSEEK;
+extern unsigned IOCTL_CDROMSTART;
+extern unsigned IOCTL_CDROMSTOP;
+extern unsigned IOCTL_CDROMSUBCHNL;
+extern unsigned IOCTL_CDROMVOLCTRL;
+extern unsigned IOCTL_CDROMVOLREAD;
+extern unsigned IOCTL_CDROM_GET_UPC;
+extern unsigned IOCTL_FDCLRPRM;
+extern unsigned IOCTL_FDDEFPRM;
+extern unsigned IOCTL_FDFLUSH;
+extern unsigned IOCTL_FDFMTBEG;
+extern unsigned IOCTL_FDFMTEND;
+extern unsigned IOCTL_FDFMTTRK;
+extern unsigned IOCTL_FDGETDRVPRM;
+extern unsigned IOCTL_FDGETDRVSTAT;
+extern unsigned IOCTL_FDGETDRVTYP;
+extern unsigned IOCTL_FDGETFDCSTAT;
+extern unsigned IOCTL_FDGETMAXERRS;
+extern unsigned IOCTL_FDGETPRM;
+extern unsigned IOCTL_FDMSGOFF;
+extern unsigned IOCTL_FDMSGON;
+extern unsigned IOCTL_FDPOLLDRVSTAT;
+extern unsigned IOCTL_FDRAWCMD;
+extern unsigned IOCTL_FDRESET;
+extern unsigned IOCTL_FDSETDRVPRM;
+extern unsigned IOCTL_FDSETEMSGTRESH;
+extern unsigned IOCTL_FDSETMAXERRS;
+extern unsigned IOCTL_FDSETPRM;
+extern unsigned IOCTL_FDTWADDLE;
+extern unsigned IOCTL_FDWERRORCLR;
+extern unsigned IOCTL_FDWERRORGET;
+extern unsigned IOCTL_HDIO_DRIVE_CMD;
+extern unsigned IOCTL_HDIO_GETGEO;
+extern unsigned IOCTL_HDIO_GET_32BIT;
+extern unsigned IOCTL_HDIO_GET_DMA;
+extern unsigned IOCTL_HDIO_GET_IDENTITY;
+extern unsigned IOCTL_HDIO_GET_KEEPSETTINGS;
+extern unsigned IOCTL_HDIO_GET_MULTCOUNT;
+extern unsigned IOCTL_HDIO_GET_NOWERR;
+extern unsigned IOCTL_HDIO_GET_UNMASKINTR;
+extern unsigned IOCTL_HDIO_SET_32BIT;
+extern unsigned IOCTL_HDIO_SET_DMA;
+extern unsigned IOCTL_HDIO_SET_KEEPSETTINGS;
+extern unsigned IOCTL_HDIO_SET_MULTCOUNT;
+extern unsigned IOCTL_HDIO_SET_NOWERR;
+extern unsigned IOCTL_HDIO_SET_UNMASKINTR;
+extern unsigned IOCTL_MTIOCPOS;
+extern unsigned IOCTL_PPPIOCGASYNCMAP;
+extern unsigned IOCTL_PPPIOCGDEBUG;
+extern unsigned IOCTL_PPPIOCGFLAGS;
+extern unsigned IOCTL_PPPIOCGUNIT;
+extern unsigned IOCTL_PPPIOCGXASYNCMAP;
+extern unsigned IOCTL_PPPIOCSASYNCMAP;
+extern unsigned IOCTL_PPPIOCSDEBUG;
+extern unsigned IOCTL_PPPIOCSFLAGS;
+extern unsigned IOCTL_PPPIOCSMAXCID;
+extern unsigned IOCTL_PPPIOCSMRU;
+extern unsigned IOCTL_PPPIOCSXASYNCMAP;
+extern unsigned IOCTL_SIOCDARP;
+extern unsigned IOCTL_SIOCDRARP;
+extern unsigned IOCTL_SIOCGARP;
+extern unsigned IOCTL_SIOCGIFENCAP;
+extern unsigned IOCTL_SIOCGIFHWADDR;
+extern unsigned IOCTL_SIOCGIFMAP;
+extern unsigned IOCTL_SIOCGIFMEM;
+extern unsigned IOCTL_SIOCGIFNAME;
+extern unsigned IOCTL_SIOCGIFSLAVE;
+extern unsigned IOCTL_SIOCGRARP;
+extern unsigned IOCTL_SIOCGSTAMP;
+extern unsigned IOCTL_SIOCSARP;
+extern unsigned IOCTL_SIOCSIFENCAP;
+extern unsigned IOCTL_SIOCSIFHWADDR;
+extern unsigned IOCTL_SIOCSIFLINK;
+extern unsigned IOCTL_SIOCSIFMAP;
+extern unsigned IOCTL_SIOCSIFMEM;
+extern unsigned IOCTL_SIOCSIFSLAVE;
+extern unsigned IOCTL_SIOCSRARP;
+extern unsigned IOCTL_SNDCTL_COPR_HALT;
+extern unsigned IOCTL_SNDCTL_COPR_LOAD;
+extern unsigned IOCTL_SNDCTL_COPR_RCODE;
+extern unsigned IOCTL_SNDCTL_COPR_RCVMSG;
+extern unsigned IOCTL_SNDCTL_COPR_RDATA;
+extern unsigned IOCTL_SNDCTL_COPR_RESET;
+extern unsigned IOCTL_SNDCTL_COPR_RUN;
+extern unsigned IOCTL_SNDCTL_COPR_SENDMSG;
+extern unsigned IOCTL_SNDCTL_COPR_WCODE;
+extern unsigned IOCTL_SNDCTL_COPR_WDATA;
+extern unsigned IOCTL_TCFLSH;
+extern unsigned IOCTL_TCGETA;
+extern unsigned IOCTL_TCGETS;
+extern unsigned IOCTL_TCSBRK;
+extern unsigned IOCTL_TCSBRKP;
+extern unsigned IOCTL_TCSETA;
+extern unsigned IOCTL_TCSETAF;
+extern unsigned IOCTL_TCSETAW;
+extern unsigned IOCTL_TCSETS;
+extern unsigned IOCTL_TCSETSF;
+extern unsigned IOCTL_TCSETSW;
+extern unsigned IOCTL_TCXONC;
+extern unsigned IOCTL_TIOCGLCKTRMIOS;
+extern unsigned IOCTL_TIOCGSOFTCAR;
+extern unsigned IOCTL_TIOCINQ;
+extern unsigned IOCTL_TIOCLINUX;
+extern unsigned IOCTL_TIOCSERCONFIG;
+extern unsigned IOCTL_TIOCSERGETLSR;
+extern unsigned IOCTL_TIOCSERGWILD;
+extern unsigned IOCTL_TIOCSERSWILD;
+extern unsigned IOCTL_TIOCSLCKTRMIOS;
+extern unsigned IOCTL_TIOCSSOFTCAR;
+extern unsigned IOCTL_VT_DISALLOCATE;
+extern unsigned IOCTL_VT_GETSTATE;
+extern unsigned IOCTL_VT_RESIZE;
+extern unsigned IOCTL_VT_RESIZEX;
+extern unsigned IOCTL_VT_SENDSIG;
+extern unsigned IOCTL_MTIOCGET;
+extern unsigned IOCTL_MTIOCTOP;
+extern unsigned IOCTL_SIOCADDRT;
+extern unsigned IOCTL_SIOCDELRT;
+extern unsigned IOCTL_SNDCTL_DSP_GETBLKSIZE;
+extern unsigned IOCTL_SNDCTL_DSP_GETFMTS;
+extern unsigned IOCTL_SNDCTL_DSP_NONBLOCK;
+extern unsigned IOCTL_SNDCTL_DSP_POST;
+extern unsigned IOCTL_SNDCTL_DSP_RESET;
+extern unsigned IOCTL_SNDCTL_DSP_SETFMT;
+extern unsigned IOCTL_SNDCTL_DSP_SETFRAGMENT;
+extern unsigned IOCTL_SNDCTL_DSP_SPEED;
+extern unsigned IOCTL_SNDCTL_DSP_STEREO;
+extern unsigned IOCTL_SNDCTL_DSP_SUBDIVIDE;
+extern unsigned IOCTL_SNDCTL_DSP_SYNC;
+extern unsigned IOCTL_SNDCTL_FM_4OP_ENABLE;
+extern unsigned IOCTL_SNDCTL_FM_LOAD_INSTR;
+extern unsigned IOCTL_SNDCTL_MIDI_INFO;
+extern unsigned IOCTL_SNDCTL_MIDI_PRETIME;
+extern unsigned IOCTL_SNDCTL_SEQ_CTRLRATE;
+extern unsigned IOCTL_SNDCTL_SEQ_GETINCOUNT;
+extern unsigned IOCTL_SNDCTL_SEQ_GETOUTCOUNT;
+extern unsigned IOCTL_SNDCTL_SEQ_NRMIDIS;
+extern unsigned IOCTL_SNDCTL_SEQ_NRSYNTHS;
+extern unsigned IOCTL_SNDCTL_SEQ_OUTOFBAND;
+extern unsigned IOCTL_SNDCTL_SEQ_PANIC;
+extern unsigned IOCTL_SNDCTL_SEQ_PERCMODE;
+extern unsigned IOCTL_SNDCTL_SEQ_RESET;
+extern unsigned IOCTL_SNDCTL_SEQ_RESETSAMPLES;
+extern unsigned IOCTL_SNDCTL_SEQ_SYNC;
+extern unsigned IOCTL_SNDCTL_SEQ_TESTMIDI;
+extern unsigned IOCTL_SNDCTL_SEQ_THRESHOLD;
+extern unsigned IOCTL_SNDCTL_SYNTH_INFO;
+extern unsigned IOCTL_SNDCTL_SYNTH_MEMAVL;
+extern unsigned IOCTL_SNDCTL_TMR_CONTINUE;
+extern unsigned IOCTL_SNDCTL_TMR_METRONOME;
+extern unsigned IOCTL_SNDCTL_TMR_SELECT;
+extern unsigned IOCTL_SNDCTL_TMR_SOURCE;
+extern unsigned IOCTL_SNDCTL_TMR_START;
+extern unsigned IOCTL_SNDCTL_TMR_STOP;
+extern unsigned IOCTL_SNDCTL_TMR_TEMPO;
+extern unsigned IOCTL_SNDCTL_TMR_TIMEBASE;
+extern unsigned IOCTL_SOUND_MIXER_READ_ALTPCM;
+extern unsigned IOCTL_SOUND_MIXER_READ_BASS;
+extern unsigned IOCTL_SOUND_MIXER_READ_CAPS;
+extern unsigned IOCTL_SOUND_MIXER_READ_CD;
+extern unsigned IOCTL_SOUND_MIXER_READ_DEVMASK;
+extern unsigned IOCTL_SOUND_MIXER_READ_ENHANCE;
+extern unsigned IOCTL_SOUND_MIXER_READ_IGAIN;
+extern unsigned IOCTL_SOUND_MIXER_READ_IMIX;
+extern unsigned IOCTL_SOUND_MIXER_READ_LINE1;
+extern unsigned IOCTL_SOUND_MIXER_READ_LINE2;
+extern unsigned IOCTL_SOUND_MIXER_READ_LINE3;
+extern unsigned IOCTL_SOUND_MIXER_READ_LINE;
+extern unsigned IOCTL_SOUND_MIXER_READ_LOUD;
+extern unsigned IOCTL_SOUND_MIXER_READ_MIC;
+extern unsigned IOCTL_SOUND_MIXER_READ_MUTE;
+extern unsigned IOCTL_SOUND_MIXER_READ_OGAIN;
+extern unsigned IOCTL_SOUND_MIXER_READ_PCM;
+extern unsigned IOCTL_SOUND_MIXER_READ_RECLEV;
+extern unsigned IOCTL_SOUND_MIXER_READ_RECMASK;
+extern unsigned IOCTL_SOUND_MIXER_READ_RECSRC;
+extern unsigned IOCTL_SOUND_MIXER_READ_SPEAKER;
+extern unsigned IOCTL_SOUND_MIXER_READ_STEREODEVS;
+extern unsigned IOCTL_SOUND_MIXER_READ_SYNTH;
+extern unsigned IOCTL_SOUND_MIXER_READ_TREBLE;
+extern unsigned IOCTL_SOUND_MIXER_READ_VOLUME;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_ALTPCM;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_BASS;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_CD;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_ENHANCE;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_IGAIN;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_IMIX;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE1;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE2;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE3;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LINE;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_LOUD;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_MIC;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_MUTE;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_OGAIN;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_PCM;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_RECLEV;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_RECSRC;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_SPEAKER;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_SYNTH;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_TREBLE;
+extern unsigned IOCTL_SOUND_MIXER_WRITE_VOLUME;
+extern unsigned IOCTL_SOUND_PCM_READ_BITS;
+extern unsigned IOCTL_SOUND_PCM_READ_CHANNELS;
+extern unsigned IOCTL_SOUND_PCM_READ_FILTER;
+extern unsigned IOCTL_SOUND_PCM_READ_RATE;
+extern unsigned IOCTL_SOUND_PCM_WRITE_CHANNELS;
+extern unsigned IOCTL_SOUND_PCM_WRITE_FILTER;
+extern unsigned IOCTL_VT_ACTIVATE;
+extern unsigned IOCTL_VT_GETMODE;
+extern unsigned IOCTL_VT_OPENQRY;
+extern unsigned IOCTL_VT_RELDISP;
+extern unsigned IOCTL_VT_SETMODE;
+extern unsigned IOCTL_VT_WAITACTIVE;
#endif // SANITIZER_LINUX
#if SANITIZER_LINUX && !SANITIZER_ANDROID
- extern unsigned IOCTL_CYGETDEFTHRESH;
- extern unsigned IOCTL_CYGETDEFTIMEOUT;
- extern unsigned IOCTL_CYGETMON;
- extern unsigned IOCTL_CYGETTHRESH;
- extern unsigned IOCTL_CYGETTIMEOUT;
- extern unsigned IOCTL_CYSETDEFTHRESH;
- extern unsigned IOCTL_CYSETDEFTIMEOUT;
- extern unsigned IOCTL_CYSETTHRESH;
- extern unsigned IOCTL_CYSETTIMEOUT;
- extern unsigned IOCTL_EQL_EMANCIPATE;
- extern unsigned IOCTL_EQL_ENSLAVE;
- extern unsigned IOCTL_EQL_GETMASTRCFG;
- extern unsigned IOCTL_EQL_GETSLAVECFG;
- extern unsigned IOCTL_EQL_SETMASTRCFG;
- extern unsigned IOCTL_EQL_SETSLAVECFG;
- extern unsigned IOCTL_EVIOCGKEYCODE_V2;
- extern unsigned IOCTL_EVIOCGPROP;
- extern unsigned IOCTL_EVIOCSKEYCODE_V2;
- extern unsigned IOCTL_FS_IOC_GETFLAGS;
- extern unsigned IOCTL_FS_IOC_GETVERSION;
- extern unsigned IOCTL_FS_IOC_SETFLAGS;
- extern unsigned IOCTL_FS_IOC_SETVERSION;
- extern unsigned IOCTL_GIO_CMAP;
- extern unsigned IOCTL_GIO_FONT;
- extern unsigned IOCTL_GIO_UNIMAP;
- extern unsigned IOCTL_GIO_UNISCRNMAP;
- extern unsigned IOCTL_KDADDIO;
- extern unsigned IOCTL_KDDELIO;
- extern unsigned IOCTL_KDGETKEYCODE;
- extern unsigned IOCTL_KDGKBDIACR;
- extern unsigned IOCTL_KDGKBENT;
- extern unsigned IOCTL_KDGKBLED;
- extern unsigned IOCTL_KDGKBMETA;
- extern unsigned IOCTL_KDGKBSENT;
- extern unsigned IOCTL_KDMAPDISP;
- extern unsigned IOCTL_KDSETKEYCODE;
- extern unsigned IOCTL_KDSIGACCEPT;
- extern unsigned IOCTL_KDSKBDIACR;
- extern unsigned IOCTL_KDSKBENT;
- extern unsigned IOCTL_KDSKBLED;
- extern unsigned IOCTL_KDSKBMETA;
- extern unsigned IOCTL_KDSKBSENT;
- extern unsigned IOCTL_KDUNMAPDISP;
- extern unsigned IOCTL_LPABORT;
- extern unsigned IOCTL_LPABORTOPEN;
- extern unsigned IOCTL_LPCAREFUL;
- extern unsigned IOCTL_LPCHAR;
- extern unsigned IOCTL_LPGETIRQ;
- extern unsigned IOCTL_LPGETSTATUS;
- extern unsigned IOCTL_LPRESET;
- extern unsigned IOCTL_LPSETIRQ;
- extern unsigned IOCTL_LPTIME;
- extern unsigned IOCTL_LPWAIT;
- extern unsigned IOCTL_MTIOCGETCONFIG;
- extern unsigned IOCTL_MTIOCSETCONFIG;
- extern unsigned IOCTL_PIO_CMAP;
- extern unsigned IOCTL_PIO_FONT;
- extern unsigned IOCTL_PIO_UNIMAP;
- extern unsigned IOCTL_PIO_UNIMAPCLR;
- extern unsigned IOCTL_PIO_UNISCRNMAP;
- extern unsigned IOCTL_SCSI_IOCTL_GET_IDLUN;
- extern unsigned IOCTL_SCSI_IOCTL_PROBE_HOST;
- extern unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE;
- extern unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE;
- extern unsigned IOCTL_SIOCAIPXITFCRT;
- extern unsigned IOCTL_SIOCAIPXPRISLT;
- extern unsigned IOCTL_SIOCAX25ADDUID;
- extern unsigned IOCTL_SIOCAX25DELUID;
- extern unsigned IOCTL_SIOCAX25GETPARMS;
- extern unsigned IOCTL_SIOCAX25GETUID;
- extern unsigned IOCTL_SIOCAX25NOUID;
- extern unsigned IOCTL_SIOCAX25SETPARMS;
- extern unsigned IOCTL_SIOCDEVPLIP;
- extern unsigned IOCTL_SIOCIPXCFGDATA;
- extern unsigned IOCTL_SIOCNRDECOBS;
- extern unsigned IOCTL_SIOCNRGETPARMS;
- extern unsigned IOCTL_SIOCNRRTCTL;
- extern unsigned IOCTL_SIOCNRSETPARMS;
- extern unsigned IOCTL_SNDCTL_DSP_GETISPACE;
- extern unsigned IOCTL_SNDCTL_DSP_GETOSPACE;
- extern unsigned IOCTL_TIOCGSERIAL;
- extern unsigned IOCTL_TIOCSERGETMULTI;
- extern unsigned IOCTL_TIOCSERSETMULTI;
- extern unsigned IOCTL_TIOCSSERIAL;
- extern unsigned IOCTL_GIO_SCRNMAP;
- extern unsigned IOCTL_KDDISABIO;
- extern unsigned IOCTL_KDENABIO;
- extern unsigned IOCTL_KDGETLED;
- extern unsigned IOCTL_KDGETMODE;
- extern unsigned IOCTL_KDGKBMODE;
- extern unsigned IOCTL_KDGKBTYPE;
- extern unsigned IOCTL_KDMKTONE;
- extern unsigned IOCTL_KDSETLED;
- extern unsigned IOCTL_KDSETMODE;
- extern unsigned IOCTL_KDSKBMODE;
- extern unsigned IOCTL_KIOCSOUND;
- extern unsigned IOCTL_PIO_SCRNMAP;
-#endif
-
- extern const int si_SEGV_MAPERR;
- extern const int si_SEGV_ACCERR;
+extern unsigned IOCTL_CYGETDEFTHRESH;
+extern unsigned IOCTL_CYGETDEFTIMEOUT;
+extern unsigned IOCTL_CYGETMON;
+extern unsigned IOCTL_CYGETTHRESH;
+extern unsigned IOCTL_CYGETTIMEOUT;
+extern unsigned IOCTL_CYSETDEFTHRESH;
+extern unsigned IOCTL_CYSETDEFTIMEOUT;
+extern unsigned IOCTL_CYSETTHRESH;
+extern unsigned IOCTL_CYSETTIMEOUT;
+extern unsigned IOCTL_EQL_EMANCIPATE;
+extern unsigned IOCTL_EQL_ENSLAVE;
+extern unsigned IOCTL_EQL_GETMASTRCFG;
+extern unsigned IOCTL_EQL_GETSLAVECFG;
+extern unsigned IOCTL_EQL_SETMASTRCFG;
+extern unsigned IOCTL_EQL_SETSLAVECFG;
+extern unsigned IOCTL_EVIOCGKEYCODE_V2;
+extern unsigned IOCTL_EVIOCGPROP;
+extern unsigned IOCTL_EVIOCSKEYCODE_V2;
+extern unsigned IOCTL_FS_IOC_GETFLAGS;
+extern unsigned IOCTL_FS_IOC_GETVERSION;
+extern unsigned IOCTL_FS_IOC_SETFLAGS;
+extern unsigned IOCTL_FS_IOC_SETVERSION;
+extern unsigned IOCTL_GIO_CMAP;
+extern unsigned IOCTL_GIO_FONT;
+extern unsigned IOCTL_GIO_UNIMAP;
+extern unsigned IOCTL_GIO_UNISCRNMAP;
+extern unsigned IOCTL_KDADDIO;
+extern unsigned IOCTL_KDDELIO;
+extern unsigned IOCTL_KDGETKEYCODE;
+extern unsigned IOCTL_KDGKBDIACR;
+extern unsigned IOCTL_KDGKBENT;
+extern unsigned IOCTL_KDGKBLED;
+extern unsigned IOCTL_KDGKBMETA;
+extern unsigned IOCTL_KDGKBSENT;
+extern unsigned IOCTL_KDMAPDISP;
+extern unsigned IOCTL_KDSETKEYCODE;
+extern unsigned IOCTL_KDSIGACCEPT;
+extern unsigned IOCTL_KDSKBDIACR;
+extern unsigned IOCTL_KDSKBENT;
+extern unsigned IOCTL_KDSKBLED;
+extern unsigned IOCTL_KDSKBMETA;
+extern unsigned IOCTL_KDSKBSENT;
+extern unsigned IOCTL_KDUNMAPDISP;
+extern unsigned IOCTL_LPABORT;
+extern unsigned IOCTL_LPABORTOPEN;
+extern unsigned IOCTL_LPCAREFUL;
+extern unsigned IOCTL_LPCHAR;
+extern unsigned IOCTL_LPGETIRQ;
+extern unsigned IOCTL_LPGETSTATUS;
+extern unsigned IOCTL_LPRESET;
+extern unsigned IOCTL_LPSETIRQ;
+extern unsigned IOCTL_LPTIME;
+extern unsigned IOCTL_LPWAIT;
+extern unsigned IOCTL_MTIOCGETCONFIG;
+extern unsigned IOCTL_MTIOCSETCONFIG;
+extern unsigned IOCTL_PIO_CMAP;
+extern unsigned IOCTL_PIO_FONT;
+extern unsigned IOCTL_PIO_UNIMAP;
+extern unsigned IOCTL_PIO_UNIMAPCLR;
+extern unsigned IOCTL_PIO_UNISCRNMAP;
+extern unsigned IOCTL_SCSI_IOCTL_GET_IDLUN;
+extern unsigned IOCTL_SCSI_IOCTL_PROBE_HOST;
+extern unsigned IOCTL_SCSI_IOCTL_TAGGED_DISABLE;
+extern unsigned IOCTL_SCSI_IOCTL_TAGGED_ENABLE;
+extern unsigned IOCTL_SIOCAIPXITFCRT;
+extern unsigned IOCTL_SIOCAIPXPRISLT;
+extern unsigned IOCTL_SIOCAX25ADDUID;
+extern unsigned IOCTL_SIOCAX25DELUID;
+extern unsigned IOCTL_SIOCAX25GETPARMS;
+extern unsigned IOCTL_SIOCAX25GETUID;
+extern unsigned IOCTL_SIOCAX25NOUID;
+extern unsigned IOCTL_SIOCAX25SETPARMS;
+extern unsigned IOCTL_SIOCDEVPLIP;
+extern unsigned IOCTL_SIOCIPXCFGDATA;
+extern unsigned IOCTL_SIOCNRDECOBS;
+extern unsigned IOCTL_SIOCNRGETPARMS;
+extern unsigned IOCTL_SIOCNRRTCTL;
+extern unsigned IOCTL_SIOCNRSETPARMS;
+extern unsigned IOCTL_SNDCTL_DSP_GETISPACE;
+extern unsigned IOCTL_SNDCTL_DSP_GETOSPACE;
+extern unsigned IOCTL_TIOCGSERIAL;
+extern unsigned IOCTL_TIOCSERGETMULTI;
+extern unsigned IOCTL_TIOCSERSETMULTI;
+extern unsigned IOCTL_TIOCSSERIAL;
+extern unsigned IOCTL_GIO_SCRNMAP;
+extern unsigned IOCTL_KDDISABIO;
+extern unsigned IOCTL_KDENABIO;
+extern unsigned IOCTL_KDGETLED;
+extern unsigned IOCTL_KDGETMODE;
+extern unsigned IOCTL_KDGKBMODE;
+extern unsigned IOCTL_KDGKBTYPE;
+extern unsigned IOCTL_KDMKTONE;
+extern unsigned IOCTL_KDSETLED;
+extern unsigned IOCTL_KDSETMODE;
+extern unsigned IOCTL_KDSKBMODE;
+extern unsigned IOCTL_KIOCSOUND;
+extern unsigned IOCTL_PIO_SCRNMAP;
+#endif
+
+extern const int si_SEGV_MAPERR;
+extern const int si_SEGV_ACCERR;
} // namespace __sanitizer
#define CHECK_TYPE_SIZE(TYPE) \
COMPILER_CHECK(sizeof(__sanitizer_##TYPE) == sizeof(TYPE))
-#define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER) \
- COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *) NULL)->MEMBER) == \
- sizeof(((CLASS *) NULL)->MEMBER)); \
- COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) == \
+#define CHECK_SIZE_AND_OFFSET(CLASS, MEMBER) \
+ COMPILER_CHECK(sizeof(((__sanitizer_##CLASS *)NULL)->MEMBER) == \
+ sizeof(((CLASS *)NULL)->MEMBER)); \
+ COMPILER_CHECK(offsetof(__sanitizer_##CLASS, MEMBER) == \
offsetof(CLASS, MEMBER))
// For sigaction, which is a function and struct at the same time,
// and thus requires explicit "struct" in sizeof() expression.
-#define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER) \
- COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *) NULL)->MEMBER) == \
- sizeof(((struct CLASS *) NULL)->MEMBER)); \
- COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) == \
+#define CHECK_STRUCT_SIZE_AND_OFFSET(CLASS, MEMBER) \
+ COMPILER_CHECK(sizeof(((struct __sanitizer_##CLASS *)NULL)->MEMBER) == \
+ sizeof(((struct CLASS *)NULL)->MEMBER)); \
+ COMPILER_CHECK(offsetof(struct __sanitizer_##CLASS, MEMBER) == \
offsetof(struct CLASS, MEMBER))
#define SIGACTION_SYMNAME sigaction
@@ -68,7 +68,7 @@ struct __sanitizer_ipc_perm {
#if !defined(_LP64)
int pad[4];
#endif
- };
+};
struct __sanitizer_shmid_ds {
__sanitizer_ipc_perm shm_perm;
@@ -237,9 +237,8 @@ typedef int __sanitizer_clockid_t;
// This thing depends on the platform. We are only interested in the upper
// limit. Verified with a compiler assert in .cpp.
-const int pthread_attr_t_max_sz = 128;
union __sanitizer_pthread_attr_t {
- char size[pthread_attr_t_max_sz]; // NOLINT
+ char size[128];
void *align;
};
@@ -312,6 +312,8 @@ const char *SignalContext::Describe() const {
return "SEGV";
case SIGBUS:
return "BUS";
+ case SIGTRAP:
+ return "TRAP";
}
return "UNKNOWN SIGNAL";
}
@@ -63,7 +63,7 @@ uptr internal_ptrace(int request, int pid, void *addr, void *data);
uptr internal_waitpid(int pid, int *status, int options);
int internal_fork();
-int internal_forkpty(int *amaster);
+fd_t internal_spawn(const char *argv[], pid_t *pid);
int internal_sysctl(const int *name, unsigned int namelen, void *oldp,
uptr *oldlenp, const void *newp, uptr newlen);
@@ -304,11 +304,13 @@ void PlatformPrepareForSandboxing(__sanitizer_sandbox_arguments *args) {
MemoryMappingLayout::CacheMemoryMappings();
}
-bool MmapFixedNoReserve(uptr fixed_addr, uptr size, const char *name) {
+static bool MmapFixed(uptr fixed_addr, uptr size, int additional_flags,
+ const char *name) {
size = RoundUpTo(size, GetPageSizeCached());
fixed_addr = RoundDownTo(fixed_addr, GetPageSizeCached());
- uptr p = MmapNamed((void *)fixed_addr, size, PROT_READ | PROT_WRITE,
- MAP_PRIVATE | MAP_FIXED | MAP_NORESERVE | MAP_ANON, name);
+ uptr p =
+ MmapNamed((void *)fixed_addr, size, PROT_READ | PROT_WRITE,
+ MAP_PRIVATE | MAP_FIXED | additional_flags | MAP_ANON, name);
int reserrno;
if (internal_iserror(p, &reserrno)) {
Report("ERROR: %s failed to "
@@ -320,6 +322,24 @@ bool MmapFixedNoReserve(uptr fixed_addr, uptr size, const char *name) {
return true;
}
+bool MmapFixedNoReserve(uptr fixed_addr, uptr size, const char *name) {
+ return MmapFixed(fixed_addr, size, MAP_NORESERVE, name);
+}
+
+bool MmapFixedSuperNoReserve(uptr fixed_addr, uptr size, const char *name) {
+#if SANITIZER_FREEBSD
+ if (common_flags()->no_huge_pages_for_shadow)
+ return MmapFixedNoReserve(fixed_addr, size, name);
+ // MAP_NORESERVE is implicit with FreeBSD
+ return MmapFixed(fixed_addr, size, MAP_ALIGNED_SUPER, name);
+#else
+ bool r = MmapFixedNoReserve(fixed_addr, size, name);
+ if (r)
+ SetShadowRegionHugePageMode(fixed_addr, size);
+ return r;
+#endif
+}
+
uptr ReservedAddressRange::Init(uptr size, const char *name, uptr fixed_addr) {
base_ = fixed_addr ? MmapFixedNoAccess(fixed_addr, size, name)
: MmapNoAccess(size);
@@ -229,15 +229,15 @@ void SetPrintfAndReportCallback(void (*callback)(const char *)) {
// Can be overriden in frontend.
#if SANITIZER_GO && defined(TSAN_EXTERNAL_HOOKS)
// Implementation must be defined in frontend.
-extern "C" void OnPrint(const char *str);
+extern "C" void __sanitizer_on_print(const char *str);
#else
-SANITIZER_INTERFACE_WEAK_DEF(void, OnPrint, const char *str) {
+SANITIZER_INTERFACE_WEAK_DEF(void, __sanitizer_on_print, const char *str) {
(void)str;
}
#endif
static void CallPrintfAndReportCallback(const char *str) {
- OnPrint(str);
+ __sanitizer_on_print(str);
if (PrintfAndReportCallback)
PrintfAndReportCallback(str);
}
@@ -37,7 +37,7 @@ struct MemoryMappedSegmentData;
class MemoryMappedSegment {
public:
- MemoryMappedSegment(char *buff = nullptr, uptr size = 0)
+ explicit MemoryMappedSegment(char *buff = nullptr, uptr size = 0)
: filename(buff), filename_size(size), data_(nullptr) {}
~MemoryMappedSegment() {}
@@ -181,13 +181,14 @@ const mach_header *get_dyld_hdr() {
// Note that the segment addresses are not necessarily sorted.
template <u32 kLCSegment, typename SegmentCommand>
static bool NextSegmentLoad(MemoryMappedSegment *segment,
-MemoryMappedSegmentData *seg_data, MemoryMappingLayoutData &layout_data) {
- const char *lc = layout_data.current_load_cmd_addr;
- layout_data.current_load_cmd_addr += ((const load_command *)lc)->cmdsize;
+ MemoryMappedSegmentData *seg_data,
+ MemoryMappingLayoutData *layout_data) {
+ const char *lc = layout_data->current_load_cmd_addr;
+ layout_data->current_load_cmd_addr += ((const load_command *)lc)->cmdsize;
if (((const load_command *)lc)->cmd == kLCSegment) {
const SegmentCommand* sc = (const SegmentCommand *)lc;
uptr base_virt_addr, addr_mask;
- if (layout_data.current_image == kDyldImageIdx) {
+ if (layout_data->current_image == kDyldImageIdx) {
base_virt_addr = (uptr)get_dyld_hdr();
// vmaddr is masked with 0xfffff because on macOS versions < 10.12,
// it contains an absolute address rather than an offset for dyld.
@@ -198,7 +199,7 @@ MemoryMappedSegmentData *seg_data, MemoryMappingLayoutData &layout_data) {
addr_mask = 0xfffff;
} else {
base_virt_addr =
- (uptr)_dyld_get_image_vmaddr_slide(layout_data.current_image);
+ (uptr)_dyld_get_image_vmaddr_slide(layout_data->current_image);
addr_mask = ~0;
}
@@ -219,18 +220,18 @@ MemoryMappedSegmentData *seg_data, MemoryMappingLayoutData &layout_data) {
// Return the initial protection.
segment->protection = sc->initprot;
- segment->offset = (layout_data.current_filetype ==
+ segment->offset = (layout_data->current_filetype ==
/*MH_EXECUTE*/ 0x2)
? sc->vmaddr
: sc->fileoff;
if (segment->filename) {
- const char *src = (layout_data.current_image == kDyldImageIdx)
+ const char *src = (layout_data->current_image == kDyldImageIdx)
? kDyldPath
- : _dyld_get_image_name(layout_data.current_image);
+ : _dyld_get_image_name(layout_data->current_image);
internal_strncpy(segment->filename, src, segment->filename_size);
}
- segment->arch = layout_data.current_arch;
- internal_memcpy(segment->uuid, layout_data.current_uuid, kModuleUUIDSize);
+ segment->arch = layout_data->current_arch;
+ internal_memcpy(segment->uuid, layout_data->current_uuid, kModuleUUIDSize);
return true;
}
return false;
@@ -331,14 +332,14 @@ bool MemoryMappingLayout::Next(MemoryMappedSegment *segment) {
#ifdef MH_MAGIC_64
case MH_MAGIC_64: {
if (NextSegmentLoad<LC_SEGMENT_64, struct segment_command_64>(
- segment, segment->data_, data_))
+ segment, segment->data_, &data_))
return true;
break;
}
#endif
case MH_MAGIC: {
if (NextSegmentLoad<LC_SEGMENT, struct segment_command>(
- segment, segment->data_, data_))
+ segment, segment->data_, &data_))
return true;
break;
}
@@ -60,8 +60,8 @@ static inline uhwptr *GetCanonicFrame(uptr bp,
// Nope, this does not look right either. This means the frame after next does
// not have a valid frame pointer, but we can still extract the caller PC.
// Unfortunately, there is no way to decide between GCC and LLVM frame
- // layouts. Assume GCC.
- return bp_prev - 1;
+ // layouts. Assume LLVM.
+ return bp_prev;
#else
return (uhwptr*)bp;
#endif
@@ -84,21 +84,14 @@ void BufferedStackTrace::UnwindFast(uptr pc, uptr bp, uptr stack_top,
IsAligned((uptr)frame, sizeof(*frame)) &&
size < max_depth) {
#ifdef __powerpc__
- // PowerPC ABIs specify that the return address is saved on the
- // *caller's* stack frame. Thus we must dereference the back chain
- // to find the caller frame before extracting it.
+ // PowerPC ABIs specify that the return address is saved at offset
+ // 16 of the *caller's* stack frame. Thus we must dereference the
+ // back chain to find the caller frame before extracting it.
uhwptr *caller_frame = (uhwptr*)frame[0];
if (!IsValidFrame((uptr)caller_frame, stack_top, bottom) ||
!IsAligned((uptr)caller_frame, sizeof(uhwptr)))
break;
- // For most ABIs the offset where the return address is saved is two
- // register sizes. The exception is the SVR4 ABI, which uses an
- // offset of only one register size.
-#ifdef _CALL_SYSV
- uhwptr pc1 = caller_frame[1];
-#else
uhwptr pc1 = caller_frame[2];
-#endif
#elif defined(__s390__)
uhwptr pc1 = frame[14];
#else
@@ -150,8 +150,9 @@ void __sanitizer_symbolize_global(uptr data_addr, const char *fmt,
}
SANITIZER_INTERFACE_ATTRIBUTE
-int __sanitizer_get_module_and_offset_for_pc( // NOLINT
- uptr pc, char *module_name, uptr module_name_len, uptr *pc_offset) {
+int __sanitizer_get_module_and_offset_for_pc(uptr pc, char *module_name,
+ uptr module_name_len,
+ uptr *pc_offset) {
return __sanitizer::GetModuleAndOffsetForPc(pc, module_name, module_name_len,
pc_offset);
}
@@ -223,10 +223,11 @@ bool ThreadSuspender::SuspendAllThreads() {
case ThreadLister::Ok:
break;
}
- for (tid_t tid : threads)
+ for (tid_t tid : threads) {
if (SuspendThread(tid))
retry = true;
- };
+ }
+ }
return suspended_threads_list_.ThreadCount();
}
@@ -42,7 +42,7 @@ class SuppressionContext {
void GetMatched(InternalMmapVector<Suppression *> *matched);
private:
- static const int kMaxSuppressionTypes = 32;
+ static const int kMaxSuppressionTypes = 64;
const char **const suppression_types_;
const int suppression_types_num_;
@@ -76,7 +76,7 @@ class SymbolizerTool {
// SymbolizerProcess may not be used from two threads simultaneously.
class SymbolizerProcess {
public:
- explicit SymbolizerProcess(const char *path, bool use_forkpty = false);
+ explicit SymbolizerProcess(const char *path, bool use_posix_spawn = false);
const char *SendCommand(const char *command);
protected:
@@ -114,7 +114,7 @@ class SymbolizerProcess {
uptr times_restarted_;
bool failed_to_start_;
bool reported_invalid_path_;
- bool use_forkpty_;
+ bool use_posix_spawn_;
};
class LLVMSymbolizerProcess;
@@ -238,7 +238,8 @@ const LoadedModule *Symbolizer::FindModuleForAddress(uptr address) {
// <empty line>
class LLVMSymbolizerProcess : public SymbolizerProcess {
public:
- explicit LLVMSymbolizerProcess(const char *path) : SymbolizerProcess(path) {}
+ explicit LLVMSymbolizerProcess(const char *path)
+ : SymbolizerProcess(path, /*use_posix_spawn=*/SANITIZER_MAC) {}
private:
bool ReachedEndOfOutput(const char *buffer, uptr length) const override {
@@ -452,14 +453,14 @@ const char *LLVMSymbolizer::FormatAndSendCommand(const char *command_prefix,
return symbolizer_process_->SendCommand(buffer_);
}
-SymbolizerProcess::SymbolizerProcess(const char *path, bool use_forkpty)
+SymbolizerProcess::SymbolizerProcess(const char *path, bool use_posix_spawn)
: path_(path),
input_fd_(kInvalidFd),
output_fd_(kInvalidFd),
times_restarted_(0),
failed_to_start_(false),
reported_invalid_path_(false),
- use_forkpty_(use_forkpty) {
+ use_posix_spawn_(use_posix_spawn) {
CHECK(path_);
CHECK_NE(path_[0], '\0');
}
@@ -50,14 +50,14 @@ bool DlAddrSymbolizer::SymbolizeData(uptr addr, DataInfo *datainfo) {
class AtosSymbolizerProcess : public SymbolizerProcess {
public:
explicit AtosSymbolizerProcess(const char *path, pid_t parent_pid)
- : SymbolizerProcess(path, /*use_forkpty*/ true) {
+ : SymbolizerProcess(path, /*use_posix_spawn*/ true) {
// Put the string command line argument in the object so that it outlives
// the call to GetArgV.
internal_snprintf(pid_str_, sizeof(pid_str_), "%d", parent_pid);
}
private:
- virtual bool StartSymbolizerSubprocess() override {
+ bool StartSymbolizerSubprocess() override {
// Configure sandbox before starting atos process.
return SymbolizerProcess::StartSymbolizerSubprocess();
}
@@ -33,10 +33,6 @@
#include <sys/wait.h>
#include <unistd.h>
-#if SANITIZER_MAC
-#include <util.h> // for forkpty()
-#endif // SANITIZER_MAC
-
// C++ demangling function, as required by Itanium C++ ABI. This is weak,
// because we do not require a C++ ABI library to be linked to a program
// using sanitizers; if it's not present, we'll just use the mangled name.
@@ -151,80 +147,32 @@ bool SymbolizerProcess::StartSymbolizerSubprocess() {
return false;
}
- int pid = -1;
-
- int infd[2];
- internal_memset(&infd, 0, sizeof(infd));
- int outfd[2];
- internal_memset(&outfd, 0, sizeof(outfd));
- if (!CreateTwoHighNumberedPipes(infd, outfd)) {
- Report("WARNING: Can't create a socket pair to start "
- "external symbolizer (errno: %d)\n", errno);
- return false;
- }
+ const char *argv[kArgVMax];
+ GetArgV(path_, argv);
+ pid_t pid;
- if (use_forkpty_) {
+ if (use_posix_spawn_) {
#if SANITIZER_MAC
- fd_t fd = kInvalidFd;
-
- // forkpty redirects stdout and stderr into a single stream, so we would
- // receive error messages as standard replies. To avoid that, let's dup
- // stderr and restore it in the child.
- int saved_stderr = dup(STDERR_FILENO);
- CHECK_GE(saved_stderr, 0);
-
- // We only need one pipe, for stdin of the child.
- close(outfd[0]);
- close(outfd[1]);
-
- // Use forkpty to disable buffering in the new terminal.
- pid = internal_forkpty(&fd);
- if (pid == -1) {
- // forkpty() failed.
- Report("WARNING: failed to fork external symbolizer (errno: %d)\n",
+ fd_t fd = internal_spawn(argv, &pid);
+ if (fd == kInvalidFd) {
+ Report("WARNING: failed to spawn external symbolizer (errno: %d)\n",
errno);
return false;
- } else if (pid == 0) {
- // Child subprocess.
-
- // infd[0] is the child's reading end.
- close(infd[1]);
-
- // Set up stdin to read from the pipe.
- CHECK_GE(dup2(infd[0], STDIN_FILENO), 0);
- close(infd[0]);
-
- // Restore stderr.
- CHECK_GE(dup2(saved_stderr, STDERR_FILENO), 0);
- close(saved_stderr);
-
- const char *argv[kArgVMax];
- GetArgV(path_, argv);
- execv(path_, const_cast<char **>(&argv[0]));
- internal__exit(1);
}
- // Input for the child, infd[1] is our writing end.
- output_fd_ = infd[1];
- close(infd[0]);
-
- // Continue execution in parent process.
input_fd_ = fd;
-
- close(saved_stderr);
-
- // Disable echo in the new terminal, disable CR.
- struct termios termflags;
- tcgetattr(fd, &termflags);
- termflags.c_oflag &= ~ONLCR;
- termflags.c_lflag &= ~ECHO;
- tcsetattr(fd, TCSANOW, &termflags);
+ output_fd_ = fd;
#else // SANITIZER_MAC
UNIMPLEMENTED();
#endif // SANITIZER_MAC
} else {
- const char *argv[kArgVMax];
- GetArgV(path_, argv);
+ fd_t infd[2] = {}, outfd[2] = {};
+ if (!CreateTwoHighNumberedPipes(infd, outfd)) {
+ Report("WARNING: Can't create a socket pair to start "
+ "external symbolizer (errno: %d)\n", errno);
+ return false;
+ }
+
pid = StartSubprocess(path_, argv, /* stdin */ outfd[0],
/* stdout */ infd[1]);
if (pid < 0) {
@@ -106,8 +106,9 @@ void ReportMmapWriteExec(int prot) {
if (StackTrace::WillUseFastUnwind(fast)) {
GetThreadStackTopAndBottom(false, &top, &bottom);
stack->Unwind(kStackTraceMax, pc, bp, nullptr, top, bottom, true);
- } else
+ } else {
stack->Unwind(kStackTraceMax, pc, 0, nullptr, 0, 0, false);
+ }
Printf("%s", d.Warning());
Report("WARNING: %s: writable-executable page usage\n", SanitizerToolName);
@@ -190,9 +191,14 @@ static void ReportDeadlySignalImpl(const SignalContext &sig, u32 tid,
SanitizerCommonDecorator d;
Printf("%s", d.Warning());
const char *description = sig.Describe();
- Report("ERROR: %s: %s on unknown address %p (pc %p bp %p sp %p T%d)\n",
- SanitizerToolName, description, (void *)sig.addr, (void *)sig.pc,
- (void *)sig.bp, (void *)sig.sp, tid);
+ if (sig.is_memory_access && !sig.is_true_faulting_addr)
+ Report("ERROR: %s: %s on unknown address (pc %p bp %p sp %p T%d)\n",
+ SanitizerToolName, description, (void *)sig.pc, (void *)sig.bp,
+ (void *)sig.sp, tid);
+ else
+ Report("ERROR: %s: %s on unknown address %p (pc %p bp %p sp %p T%d)\n",
+ SanitizerToolName, description, (void *)sig.addr, (void *)sig.pc,
+ (void *)sig.bp, (void *)sig.sp, tid);
Printf("%s", d.Default());
if (sig.pc < GetPageSizeCached())
Report("Hint: pc points to the zero page.\n");
@@ -202,7 +208,11 @@ static void ReportDeadlySignalImpl(const SignalContext &sig, u32 tid,
? "WRITE"
: (sig.write_flag == SignalContext::READ ? "READ" : "UNKNOWN");
Report("The signal is caused by a %s memory access.\n", access_type);
- if (sig.addr < GetPageSizeCached())
+ if (!sig.is_true_faulting_addr)
+ Report("Hint: this fault was caused by a dereference of a high value "
+ "address (see register values below). Dissassemble the provided "
+ "pc to learn which register was used.\n");
+ else if (sig.addr < GetPageSizeCached())
Report("Hint: address points to the zero page.\n");
}
MaybeReportNonExecRegion(sig.pc);
@@ -84,7 +84,7 @@ void NORETURN CheckFailed(const char *file, int line, const char *cond,
} // namespace __sanitizer
-using namespace __sanitizer; // NOLINT
+using namespace __sanitizer;
extern "C" {
SANITIZER_INTERFACE_ATTRIBUTE
@@ -27,6 +27,8 @@
namespace __sanitizer {
+namespace {
+
//---------------------------- UnwindSlow --------------------------------------
typedef struct {
@@ -46,38 +48,6 @@ release_my_map_info_list_func release_my_map_info_list;
unwind_backtrace_signal_arch_func unwind_backtrace_signal_arch;
} // extern "C"
-#if SANITIZER_ANDROID
-void SanitizerInitializeUnwinder() {
- if (AndroidGetApiLevel() >= ANDROID_LOLLIPOP_MR1) return;
-
- // Pre-lollipop Android can not unwind through signal handler frames with
- // libgcc unwinder, but it has a libcorkscrew.so library with the necessary
- // workarounds.
- void *p = dlopen("libcorkscrew.so", RTLD_LAZY);
- if (!p) {
- VReport(1,
- "Failed to open libcorkscrew.so. You may see broken stack traces "
- "in SEGV reports.");
- return;
- }
- acquire_my_map_info_list =
- (acquire_my_map_info_list_func)(uptr)dlsym(p, "acquire_my_map_info_list");
- release_my_map_info_list =
- (release_my_map_info_list_func)(uptr)dlsym(p, "release_my_map_info_list");
- unwind_backtrace_signal_arch = (unwind_backtrace_signal_arch_func)(uptr)dlsym(
- p, "unwind_backtrace_signal_arch");
- if (!acquire_my_map_info_list || !release_my_map_info_list ||
- !unwind_backtrace_signal_arch) {
- VReport(1,
- "Failed to find one of the required symbols in libcorkscrew.so. "
- "You may see broken stack traces in SEGV reports.");
- acquire_my_map_info_list = 0;
- unwind_backtrace_signal_arch = 0;
- release_my_map_info_list = 0;
- }
-}
-#endif
-
#if defined(__arm__) && !SANITIZER_NETBSD
// NetBSD uses dwarf EH
#define UNWIND_STOP _URC_END_OF_STACK
@@ -119,6 +89,40 @@ _Unwind_Reason_Code Unwind_Trace(struct _Unwind_Context *ctx, void *param) {
return UNWIND_CONTINUE;
}
+} // namespace
+
+#if SANITIZER_ANDROID
+void SanitizerInitializeUnwinder() {
+ if (AndroidGetApiLevel() >= ANDROID_LOLLIPOP_MR1) return;
+
+ // Pre-lollipop Android can not unwind through signal handler frames with
+ // libgcc unwinder, but it has a libcorkscrew.so library with the necessary
+ // workarounds.
+ void *p = dlopen("libcorkscrew.so", RTLD_LAZY);
+ if (!p) {
+ VReport(1,
+ "Failed to open libcorkscrew.so. You may see broken stack traces "
+ "in SEGV reports.");
+ return;
+ }
+ acquire_my_map_info_list =
+ (acquire_my_map_info_list_func)(uptr)dlsym(p, "acquire_my_map_info_list");
+ release_my_map_info_list =
+ (release_my_map_info_list_func)(uptr)dlsym(p, "release_my_map_info_list");
+ unwind_backtrace_signal_arch = (unwind_backtrace_signal_arch_func)(uptr)dlsym(
+ p, "unwind_backtrace_signal_arch");
+ if (!acquire_my_map_info_list || !release_my_map_info_list ||
+ !unwind_backtrace_signal_arch) {
+ VReport(1,
+ "Failed to find one of the required symbols in libcorkscrew.so. "
+ "You may see broken stack traces in SEGV reports.");
+ acquire_my_map_info_list = 0;
+ unwind_backtrace_signal_arch = 0;
+ release_my_map_info_list = 0;
+ }
+}
+#endif
+
void BufferedStackTrace::UnwindSlow(uptr pc, u32 max_depth) {
CHECK_GE(max_depth, 2);
size = 0;
@@ -23,11 +23,7 @@ namespace __sanitizer {
template<typename T>
class Vector {
public:
- explicit Vector()
- : begin_()
- , end_()
- , last_() {
- }
+ Vector() : begin_(), end_(), last_() {}
~Vector() {
if (begin_)
@@ -239,6 +239,11 @@ bool MmapFixedNoReserve(uptr fixed_addr, uptr size, const char *name) {
return true;
}
+bool MmapFixedSuperNoReserve(uptr fixed_addr, uptr size, const char *name) {
+ // FIXME: Windows support large pages too. Might be worth checking
+ return MmapFixedNoReserve(fixed_addr, size, name);
+}
+
// Memory space mapped by 'MmapFixedOrDie' must have been reserved by
// 'MmapFixedNoAccess'.
void *MmapFixedOrDie(uptr fixed_addr, uptr size, const char *name) {
@@ -671,7 +676,7 @@ static int RunAtexit() {
return ret;
}
-#pragma section(".CRT$XID", long, read) // NOLINT
+#pragma section(".CRT$XID", long, read)
__declspec(allocate(".CRT$XID")) int (*__run_atexit)() = RunAtexit;
#endif
@@ -940,6 +945,11 @@ bool SignalContext::IsMemoryAccess() const {
return GetWriteFlag() != SignalContext::UNKNOWN;
}
+bool SignalContext::IsTrueFaultingAddress() const {
+ // FIXME: Provide real implementation for this. See Linux and Mac variants.
+ return IsMemoryAccess();
+}
+
SignalContext::WriteFlag SignalContext::GetWriteFlag() const {
EXCEPTION_RECORD *exception_record = (EXCEPTION_RECORD *)siginfo;
// The contents of this array are documented at
@@ -43,6 +43,8 @@
#define STRINGIFY_(A) #A
#define STRINGIFY(A) STRINGIFY_(A)
+#if !SANITIZER_GO
+
// ----------------- A workaround for the absence of weak symbols --------------
// We don't have a direct equivalent of weak symbols when using MSVC, but we can
// use the /alternatename directive to tell the linker to default a specific
@@ -158,5 +160,15 @@
// return a >= b;
// }
//
+
+#else // SANITIZER_GO
+
+// Go neither needs nor wants weak references.
+// The shenanigans above don't work for gcc.
+# define WIN_WEAK_EXPORT_DEF(ReturnType, Name, ...) \
+ extern "C" ReturnType Name(__VA_ARGS__)
+
+#endif // SANITIZER_GO
+
#endif // SANITIZER_WINDOWS
#endif // SANITIZER_WIN_DEFS_H
@@ -54,8 +54,8 @@ int dllThunkInterceptWhenPossible(const char* main_function,
#define INTERFACE_WEAK_FUNCTION(Name) INTERCEPT_SANITIZER_WEAK_FUNCTION(Name)
#include "sanitizer_common_interface.inc"
-#pragma section(".DLLTH$A", read) // NOLINT
-#pragma section(".DLLTH$Z", read) // NOLINT
+#pragma section(".DLLTH$A", read)
+#pragma section(".DLLTH$Z", read)
typedef void (*DllThunkCB)();
extern "C" {
@@ -85,7 +85,7 @@ extern "C" int __dll_thunk_init() {
// We want to call dll_thunk_init before C/C++ initializers / constructors are
// executed, otherwise functions like memset might be invoked.
-#pragma section(".CRT$XIB", long, read) // NOLINT
+#pragma section(".CRT$XIB", long, read)
__declspec(allocate(".CRT$XIB")) int (*__dll_thunk_preinit)() =
__dll_thunk_init;
@@ -94,7 +94,7 @@ static void WINAPI dll_thunk_thread_init(void *mod, unsigned long reason,
if (reason == /*DLL_PROCESS_ATTACH=*/1) __dll_thunk_init();
}
-#pragma section(".CRT$XLAB", long, read) // NOLINT
+#pragma section(".CRT$XLAB", long, read)
__declspec(allocate(".CRT$XLAB")) void (WINAPI *__dll_thunk_tls_init)(void *,
unsigned long, void *) = dll_thunk_thread_init;
@@ -38,6 +38,7 @@ int interceptWhenPossible(uptr dll_function, const char *real_function) {
// Declare weak hooks.
extern "C" {
+void __sanitizer_on_print(const char *str);
void __sanitizer_weak_hook_memcmp(uptr called_pc, const void *s1,
const void *s2, uptr n, int result);
void __sanitizer_weak_hook_strcmp(uptr called_pc, const char *s1,
@@ -53,8 +54,8 @@ void __sanitizer_weak_hook_strstr(uptr called_pc, const char *s1,
#define INTERFACE_WEAK_FUNCTION(Name) INTERCEPT_SANITIZER_WEAK_FUNCTION(Name)
#include "sanitizer_common_interface.inc"
-#pragma section(".WEAK$A", read) // NOLINT
-#pragma section(".WEAK$Z", read) // NOLINT
+#pragma section(".WEAK$A", read)
+#pragma section(".WEAK$Z", read)
typedef void (*InterceptCB)();
extern "C" {
@@ -77,7 +78,7 @@ static int weak_intercept_init() {
return 0;
}
-#pragma section(".CRT$XIB", long, read) // NOLINT
+#pragma section(".CRT$XIB", long, read)
__declspec(allocate(".CRT$XIB")) int (*__weak_intercept_preinit)() =
weak_intercept_init;
@@ -86,7 +87,7 @@ static void WINAPI weak_intercept_thread_init(void *mod, unsigned long reason,
if (reason == /*DLL_PROCESS_ATTACH=*/1) weak_intercept_init();
}
-#pragma section(".CRT$XLAB", long, read) // NOLINT
+#pragma section(".CRT$XLAB", long, read)
__declspec(allocate(".CRT$XLAB")) void(WINAPI *__weak_intercept_tls_init)(
void *, unsigned long, void *) = weak_intercept_thread_init;
@@ -31,11 +31,11 @@ typedef void (^dispatch_block_t)(void);
typedef void (^dispatch_io_handler_t)(bool done, dispatch_data_t data,
int error);
-typedef long dispatch_once_t; // NOLINT
+typedef long dispatch_once_t;
typedef __sanitizer::u64 dispatch_time_t;
-typedef int dispatch_fd_t; // NOLINT
-typedef unsigned long dispatch_io_type_t; // NOLINT
-typedef unsigned long dispatch_io_close_flags_t; // NOLINT
+typedef int dispatch_fd_t;
+typedef unsigned long dispatch_io_type_t;
+typedef unsigned long dispatch_io_close_flags_t;
extern "C" {
void *dispatch_get_context(dispatch_object_t object);
@@ -57,10 +57,10 @@ extern const dispatch_block_t _dispatch_data_destructor_munmap;
#endif
// Data types used in dispatch APIs
-typedef unsigned long size_t; // NOLINT
-typedef unsigned long uintptr_t; // NOLINT
+typedef unsigned long size_t;
+typedef unsigned long uintptr_t;
typedef __sanitizer::s64 off_t;
typedef __sanitizer::u16 mode_t;
-typedef long long_t; // NOLINT
+typedef long long_t;
#endif // TSAN_DISPATCH_DEFS_H
@@ -25,7 +25,7 @@ static TagData registered_tags[kExternalTagMax] = {
{},
{"Swift variable", "Swift access race"},
};
-static atomic_uint32_t used_tags{kExternalTagFirstUserAvailable}; // NOLINT.
+static atomic_uint32_t used_tags{kExternalTagFirstUserAvailable};
static TagData *GetTagData(uptr tag) {
// Invalid/corrupted tag? Better return NULL and let the caller deal with it.
if (tag >= atomic_load(&used_tags, memory_order_relaxed)) return nullptr;
@@ -86,7 +86,8 @@ static FdDesc *fddesc(ThreadState *thr, uptr pc, int fd) {
else
user_free(thr, pc, p, false);
}
- return &((FdDesc*)l1)[fd % kTableSizeL2]; // NOLINT
+ FdDesc *fds = reinterpret_cast<FdDesc *>(l1);
+ return &fds[fd % kTableSizeL2];
}
// pd must be already ref'ed.
similarity index 99%
rename from libsanitizer/tsan/tsan_libdispatch.cpp
rename to libsanitizer/tsan/tsan_interceptors_libdispatch.cpp
@@ -1,4 +1,4 @@
-//===-- tsan_libdispatch.cpp ----------------------------------------------===//
+//===-- tsan_interceptors_libdispatch.cpp ---------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
@@ -16,6 +16,7 @@
#include "tsan_interceptors.h"
#include "tsan_rtl.h"
+#include "BlocksRuntime/Block.h"
#include "tsan_dispatch_defs.h"
namespace __tsan {
@@ -23,13 +23,14 @@
#include <errno.h>
#include <libkern/OSAtomic.h>
#include <objc/objc-sync.h>
+#include <os/lock.h>
#include <sys/ucontext.h>
#if defined(__has_include) && __has_include(<xpc/xpc.h>)
#include <xpc/xpc.h>
#endif // #if defined(__has_include) && __has_include(<xpc/xpc.h>)
-typedef long long_t; // NOLINT
+typedef long long_t;
extern "C" {
int getcontext(ucontext_t *ucp) __attribute__((returns_twice));
@@ -246,6 +247,45 @@ TSAN_INTERCEPTOR(void, os_lock_unlock, void *lock) {
REAL(os_lock_unlock)(lock);
}
+TSAN_INTERCEPTOR(void, os_unfair_lock_lock, os_unfair_lock_t lock) {
+ if (!cur_thread()->is_inited || cur_thread()->is_dead) {
+ return REAL(os_unfair_lock_lock)(lock);
+ }
+ SCOPED_TSAN_INTERCEPTOR(os_unfair_lock_lock, lock);
+ REAL(os_unfair_lock_lock)(lock);
+ Acquire(thr, pc, (uptr)lock);
+}
+
+TSAN_INTERCEPTOR(void, os_unfair_lock_lock_with_options, os_unfair_lock_t lock,
+ u32 options) {
+ if (!cur_thread()->is_inited || cur_thread()->is_dead) {
+ return REAL(os_unfair_lock_lock_with_options)(lock, options);
+ }
+ SCOPED_TSAN_INTERCEPTOR(os_unfair_lock_lock_with_options, lock, options);
+ REAL(os_unfair_lock_lock_with_options)(lock, options);
+ Acquire(thr, pc, (uptr)lock);
+}
+
+TSAN_INTERCEPTOR(bool, os_unfair_lock_trylock, os_unfair_lock_t lock) {
+ if (!cur_thread()->is_inited || cur_thread()->is_dead) {
+ return REAL(os_unfair_lock_trylock)(lock);
+ }
+ SCOPED_TSAN_INTERCEPTOR(os_unfair_lock_trylock, lock);
+ bool result = REAL(os_unfair_lock_trylock)(lock);
+ if (result)
+ Acquire(thr, pc, (uptr)lock);
+ return result;
+}
+
+TSAN_INTERCEPTOR(void, os_unfair_lock_unlock, os_unfair_lock_t lock) {
+ if (!cur_thread()->is_inited || cur_thread()->is_dead) {
+ return REAL(os_unfair_lock_unlock)(lock);
+ }
+ SCOPED_TSAN_INTERCEPTOR(os_unfair_lock_unlock, lock);
+ Release(thr, pc, (uptr)lock);
+ REAL(os_unfair_lock_unlock)(lock);
+}
+
#if defined(__has_include) && __has_include(<xpc/xpc.h>)
TSAN_INTERCEPTOR(void, xpc_connection_set_event_handler,
new file mode 100644
@@ -0,0 +1,52 @@
+//===-- tsan_interceptors_mach_vm.cpp -------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of ThreadSanitizer (TSan), a race detector.
+//
+// Interceptors for mach_vm_* user space memory routines on Darwin.
+//===----------------------------------------------------------------------===//
+
+#include "interception/interception.h"
+#include "tsan_interceptors.h"
+#include "tsan_platform.h"
+
+#include <mach/mach.h>
+
+namespace __tsan {
+
+static bool intersects_with_shadow(mach_vm_address_t *address,
+ mach_vm_size_t size, int flags) {
+ // VM_FLAGS_FIXED is 0x0, so we have to test for VM_FLAGS_ANYWHERE.
+ if (flags & VM_FLAGS_ANYWHERE) return false;
+ uptr ptr = *address;
+ return !IsAppMem(ptr) || !IsAppMem(ptr + size - 1);
+}
+
+TSAN_INTERCEPTOR(kern_return_t, mach_vm_allocate, vm_map_t target,
+ mach_vm_address_t *address, mach_vm_size_t size, int flags) {
+ SCOPED_TSAN_INTERCEPTOR(mach_vm_allocate, target, address, size, flags);
+ if (target != mach_task_self())
+ return REAL(mach_vm_allocate)(target, address, size, flags);
+ if (intersects_with_shadow(address, size, flags))
+ return KERN_NO_SPACE;
+ kern_return_t res = REAL(mach_vm_allocate)(target, address, size, flags);
+ if (res == KERN_SUCCESS)
+ MemoryRangeImitateWriteOrResetRange(thr, pc, *address, size);
+ return res;
+}
+
+TSAN_INTERCEPTOR(kern_return_t, mach_vm_deallocate, vm_map_t target,
+ mach_vm_address_t address, mach_vm_size_t size) {
+ SCOPED_TSAN_INTERCEPTOR(mach_vm_deallocate, target, address, size);
+ if (target != mach_task_self())
+ return REAL(mach_vm_deallocate)(target, address, size);
+ UnmapShadow(thr, address, size);
+ return REAL(mach_vm_deallocate)(target, address, size);
+}
+
+} // namespace __tsan
similarity index 98%
rename from libsanitizer/tsan/tsan_interceptors.cpp
rename to libsanitizer/tsan/tsan_interceptors_posix.cpp
@@ -1,4 +1,4 @@
-//===-- tsan_interceptors.cpp ---------------------------------------------===//
+//===-- tsan_interceptors_posix.cpp ---------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
@@ -31,8 +31,7 @@
#include "tsan_mman.h"
#include "tsan_fd.h"
-
-using namespace __tsan; // NOLINT
+using namespace __tsan;
#if SANITIZER_FREEBSD || SANITIZER_MAC
#define stdout __stdoutp
@@ -41,9 +40,10 @@ using namespace __tsan; // NOLINT
#if SANITIZER_NETBSD
#define dirfd(dirp) (*(int *)(dirp))
-#define fileno_unlocked(fp) \
- (((__sanitizer_FILE*)fp)->_file == -1 ? -1 : \
- (int)(unsigned short)(((__sanitizer_FILE*)fp)->_file)) // NOLINT
+#define fileno_unlocked(fp) \
+ (((__sanitizer_FILE *)fp)->_file == -1 \
+ ? -1 \
+ : (int)(unsigned short)(((__sanitizer_FILE *)fp)->_file))
#define stdout ((__sanitizer_FILE*)&__sF[1])
#define stderr ((__sanitizer_FILE*)&__sF[2])
@@ -114,6 +114,7 @@ const int PTHREAD_MUTEX_RECURSIVE_NP = 2;
const int EPOLL_CTL_ADD = 1;
#endif
const int SIGILL = 4;
+const int SIGTRAP = 5;
const int SIGABRT = 6;
const int SIGFPE = 8;
const int SIGSEGV = 11;
@@ -133,7 +134,7 @@ const int PTHREAD_BARRIER_SERIAL_THREAD = 1234567;
const int PTHREAD_BARRIER_SERIAL_THREAD = -1;
#endif
const int MAP_FIXED = 0x10;
-typedef long long_t; // NOLINT
+typedef long long_t;
// From /usr/include/unistd.h
# define F_ULOCK 0 /* Unlock a previously locked region. */
@@ -723,12 +724,12 @@ TSAN_INTERCEPTOR(uptr, malloc_usable_size, void *p) {
}
#endif
-TSAN_INTERCEPTOR(char*, strcpy, char *dst, const char *src) { // NOLINT
- SCOPED_TSAN_INTERCEPTOR(strcpy, dst, src); // NOLINT
+TSAN_INTERCEPTOR(char *, strcpy, char *dst, const char *src) {
+ SCOPED_TSAN_INTERCEPTOR(strcpy, dst, src);
uptr srclen = internal_strlen(src);
MemoryAccessRange(thr, pc, (uptr)dst, srclen + 1, true);
MemoryAccessRange(thr, pc, (uptr)src, srclen + 1, false);
- return REAL(strcpy)(dst, src); // NOLINT
+ return REAL(strcpy)(dst, src);
}
TSAN_INTERCEPTOR(char*, strncpy, char *dst, char *src, uptr n) {
@@ -745,6 +746,8 @@ TSAN_INTERCEPTOR(char*, strdup, const char *str) {
return REAL(strdup)(str);
}
+// Zero out addr if it points into shadow memory and was provided as a hint
+// only, i.e., MAP_FIXED is not set.
static bool fix_mmap_addr(void **addr, long_t sz, int flags) {
if (*addr) {
if (!IsAppMem((uptr)*addr) || !IsAppMem((uptr)*addr + sz - 1)) {
@@ -767,22 +770,14 @@ static void *mmap_interceptor(ThreadState *thr, uptr pc, Mmap real_mmap,
void *res = real_mmap(addr, sz, prot, flags, fd, off);
if (res != MAP_FAILED) {
if (fd > 0) FdAccess(thr, pc, fd);
- if (thr->ignore_reads_and_writes == 0)
- MemoryRangeImitateWrite(thr, pc, (uptr)res, sz);
- else
- MemoryResetRange(thr, pc, (uptr)res, sz);
+ MemoryRangeImitateWriteOrResetRange(thr, pc, (uptr)res, sz);
}
return res;
}
TSAN_INTERCEPTOR(int, munmap, void *addr, long_t sz) {
SCOPED_TSAN_INTERCEPTOR(munmap, addr, sz);
- if (sz != 0) {
- // If sz == 0, munmap will return EINVAL and don't unmap any memory.
- DontNeedShadowFor((uptr)addr, sz);
- ScopedGlobalProcessor sgp;
- ctx->metamap.ResetRange(thr->proc(), (uptr)addr, (uptr)sz);
- }
+ UnmapShadow(thr, (uptr)addr, sz);
int res = REAL(munmap)(addr, sz);
return res;
}
@@ -1968,10 +1963,10 @@ void ProcessPendingSignals(ThreadState *thr) {
} // namespace __tsan
static bool is_sync_signal(ThreadSignalContext *sctx, int sig) {
- return sig == SIGSEGV || sig == SIGBUS || sig == SIGILL ||
- sig == SIGABRT || sig == SIGFPE || sig == SIGPIPE || sig == SIGSYS ||
- // If we are sending signal to ourselves, we must process it now.
- (sctx && sig == sctx->int_signal_send);
+ return sig == SIGSEGV || sig == SIGBUS || sig == SIGILL || sig == SIGTRAP ||
+ sig == SIGABRT || sig == SIGFPE || sig == SIGPIPE || sig == SIGSYS ||
+ // If we are sending signal to ourselves, we must process it now.
+ (sctx && sig == sctx->int_signal_send);
}
void ALWAYS_INLINE rtl_generic_sighandler(bool sigact, int sig,
@@ -2666,7 +2661,7 @@ void InitializeInterceptors() {
TSAN_MAYBE_INTERCEPT_PVALLOC;
TSAN_INTERCEPT(posix_memalign);
- TSAN_INTERCEPT(strcpy); // NOLINT
+ TSAN_INTERCEPT(strcpy);
TSAN_INTERCEPT(strncpy);
TSAN_INTERCEPT(strdup);
@@ -17,7 +17,7 @@
#define CALLERPC ((uptr)__builtin_return_address(0))
-using namespace __tsan; // NOLINT
+using namespace __tsan;
typedef u16 uint16_t;
typedef u32 uint32_t;
@@ -90,9 +90,14 @@ SANITIZER_INTERFACE_ATTRIBUTE
void __tsan_external_write(void *addr, void *caller_pc, void *tag);
SANITIZER_INTERFACE_ATTRIBUTE
-void __tsan_read_range(void *addr, unsigned long size); // NOLINT
+void __tsan_read_range(void *addr, unsigned long size);
SANITIZER_INTERFACE_ATTRIBUTE
-void __tsan_write_range(void *addr, unsigned long size); // NOLINT
+void __tsan_write_range(void *addr, unsigned long size);
+
+SANITIZER_INTERFACE_ATTRIBUTE
+void __tsan_read_range_pc(void *addr, unsigned long size, void *pc); // NOLINT
+SANITIZER_INTERFACE_ATTRIBUTE
+void __tsan_write_range_pc(void *addr, unsigned long size, void *pc); // NOLINT
// User may provide function that would be called right when TSan detects
// an error. The argument 'report' is an opaque pointer that can be used to
@@ -187,9 +192,9 @@ namespace __tsan {
// These should match declarations from public tsan_interface_atomic.h header.
typedef unsigned char a8;
-typedef unsigned short a16; // NOLINT
+typedef unsigned short a16;
typedef unsigned int a32;
-typedef unsigned long long a64; // NOLINT
+typedef unsigned long long a64;
#if !SANITIZER_GO && (defined(__SIZEOF_INT128__) \
|| (__clang_major__ * 100 + __clang_minor__ >= 302)) && !defined(__mips64)
__extension__ typedef __int128 a128;
@@ -24,7 +24,7 @@
#define CALLERPC ((uptr)__builtin_return_address(0))
-using namespace __tsan; // NOLINT
+using namespace __tsan;
namespace __tsan {
@@ -220,7 +220,7 @@ static void ReportMissedExpectedRace(ExpectRace *race) {
}
} // namespace __tsan
-using namespace __tsan; // NOLINT
+using namespace __tsan;
extern "C" {
void INTERFACE_ATTRIBUTE AnnotateHappensBefore(char *f, int l, uptr addr) {
@@ -25,7 +25,7 @@
#include "tsan_interface.h"
#include "tsan_rtl.h"
-using namespace __tsan; // NOLINT
+using namespace __tsan;
#if !SANITIZER_GO && __TSAN_HAS_INT128
// Protects emulation of 128-bit atomic operations.
@@ -15,7 +15,7 @@
#define CALLERPC ((uptr)__builtin_return_address(0))
-using namespace __tsan; // NOLINT
+using namespace __tsan;
void __tsan_read1(void *addr) {
MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog1);
@@ -122,3 +122,11 @@ void __tsan_read_range(void *addr, uptr size) {
void __tsan_write_range(void *addr, uptr size) {
MemoryAccessRange(cur_thread(), CALLERPC, (uptr)addr, size, true);
}
+
+void __tsan_read_range_pc(void *addr, uptr size, void *pc) {
+ MemoryAccessRange(cur_thread(), (uptr)pc, (uptr)addr, size, false);
+}
+
+void __tsan_write_range_pc(void *addr, uptr size, void *pc) {
+ MemoryAccessRange(cur_thread(), (uptr)pc, (uptr)addr, size, true);
+}
@@ -19,7 +19,7 @@
#include "sanitizer_common/sanitizer_stacktrace.h"
#include "sanitizer_common/sanitizer_procmaps.h"
-using namespace __tsan; // NOLINT
+using namespace __tsan;
const jptr kHeapAlignment = 8;
@@ -31,7 +31,7 @@
extern "C" {
#endif
-typedef unsigned long jptr; // NOLINT
+typedef unsigned long jptr;
// Must be called before any other callback from Java.
void __tsan_java_init(jptr heap_begin, jptr heap_size) INTERFACE_ATTRIBUTE;
@@ -29,7 +29,7 @@ namespace __tsan {
SET(n)
typedef unsigned int MD5_u32plus;
-typedef unsigned long ulong_t; // NOLINT
+typedef unsigned long ulong_t;
typedef struct {
MD5_u32plus lo, hi;
@@ -79,11 +79,10 @@ enum MBlockType {
void *internal_alloc(MBlockType typ, uptr sz);
void internal_free(void *p);
-template<typename T>
-void DestroyAndFree(T *&p) {
+template <typename T>
+void DestroyAndFree(T *p) {
p->~T();
internal_free(p);
- p = 0;
}
} // namespace __tsan
@@ -17,7 +17,7 @@
#include "tsan_interceptors.h"
#include "tsan_rtl.h"
-using namespace __tsan; // NOLINT
+using namespace __tsan;
namespace std {
struct nothrow_t {};
@@ -457,6 +457,8 @@ struct Mapping47 {
static const uptr kAppMemEnd = 0x00e000000000ull;
};
+#define TSAN_RUNTIME_VMA 1
+
#elif SANITIZER_GO && defined(__aarch64__)
/* Go on linux/aarch64 (48-bit VMA)
@@ -298,7 +298,7 @@ static bool FrameIsInternal(const SymbolizedStack *frame) {
const char *file = frame->info.file;
const char *module = frame->info.module;
if (file != 0 &&
- (internal_strstr(file, "tsan_interceptors.cpp") ||
+ (internal_strstr(file, "tsan_interceptors_posix.cpp") ||
internal_strstr(file, "sanitizer_common_interceptors.inc") ||
internal_strstr(file, "tsan_interface_")))
return true;
@@ -239,6 +239,15 @@ void DontNeedShadowFor(uptr addr, uptr size) {
ReleaseMemoryPagesToOS(MemToShadow(addr), MemToShadow(addr + size));
}
+#if !SANITIZER_GO
+void UnmapShadow(ThreadState *thr, uptr addr, uptr size) {
+ if (size == 0) return;
+ DontNeedShadowFor(addr, size);
+ ScopedGlobalProcessor sgp;
+ ctx->metamap.ResetRange(thr->proc(), addr, size);
+}
+#endif
+
void MapShadow(uptr addr, uptr size) {
// Global data is not 64K aligned, but there are no adjacent mappings,
// so we can get away with unaligned mapping.
@@ -329,7 +338,7 @@ static void CheckShadowMapping() {
#if !SANITIZER_GO
static void OnStackUnwind(const SignalContext &sig, const void *,
BufferedStackTrace *stack) {
- stack->Unwind(sig.pc, sig.bp, sig.context,
+ stack->Unwind(StackTrace::GetNextInstructionPc(sig.pc), sig.bp, sig.context,
common_flags()->fast_unwind_on_fatal);
}
@@ -987,6 +996,14 @@ void MemoryRangeImitateWrite(ThreadState *thr, uptr pc, uptr addr, uptr size) {
MemoryRangeSet(thr, pc, addr, size, s.raw());
}
+void MemoryRangeImitateWriteOrResetRange(ThreadState *thr, uptr pc, uptr addr,
+ uptr size) {
+ if (thr->ignore_reads_and_writes == 0)
+ MemoryRangeImitateWrite(thr, pc, addr, size);
+ else
+ MemoryResetRange(thr, pc, addr, size);
+}
+
ALWAYS_INLINE USED
void FuncEntry(ThreadState *thr, uptr pc) {
StatInc(thr, StatFuncEnter);
@@ -238,7 +238,7 @@ class Shadow : public FastState {
unsigned kS2AccessSize) {
bool res = false;
u64 diff = s1.addr0() - s2.addr0();
- if ((s64)diff < 0) { // s1.addr0 < s2.addr0 // NOLINT
+ if ((s64)diff < 0) { // s1.addr0 < s2.addr0
// if (s1.addr0() + size1) > s2.addr0()) return true;
if (s1.size() > -diff)
res = true;
@@ -680,6 +680,7 @@ void ALWAYS_INLINE StatSet(ThreadState *thr, StatType typ, u64 n) {
void MapShadow(uptr addr, uptr size);
void MapThreadTrace(uptr addr, uptr size, const char *name);
void DontNeedShadowFor(uptr addr, uptr size);
+void UnmapShadow(ThreadState *thr, uptr addr, uptr size);
void InitializeShadowMemory();
void InitializeInterceptors();
void InitializeLibIgnore();
@@ -759,6 +760,8 @@ void ALWAYS_INLINE MemoryWriteAtomic(ThreadState *thr, uptr pc,
void MemoryResetRange(ThreadState *thr, uptr pc, uptr addr, uptr size);
void MemoryRangeFreed(ThreadState *thr, uptr pc, uptr addr, uptr size);
void MemoryRangeImitateWrite(ThreadState *thr, uptr pc, uptr addr, uptr size);
+void MemoryRangeImitateWriteOrResetRange(ThreadState *thr, uptr pc, uptr addr,
+ uptr size);
void ThreadIgnoreBegin(ThreadState *thr, uptr pc, bool save_stack = true);
void ThreadIgnoreEnd(ThreadState *thr, uptr pc);
@@ -1,6 +1,5 @@
#include "tsan_ppc_regs.h"
- .machine altivec
.section .text
.hidden __tsan_setjmp
.globl _setjmp
@@ -27,7 +27,7 @@
namespace __tsan {
-using namespace __sanitizer; // NOLINT
+using namespace __sanitizer;
static ReportStack *SymbolizeStack(StackTrace trace);
@@ -154,6 +154,7 @@ ScopedReportBase::ScopedReportBase(ReportType typ, uptr tag) {
ScopedReportBase::~ScopedReportBase() {
ctx->report_mtx.Unlock();
DestroyAndFree(rep_);
+ rep_ = nullptr;
}
void ScopedReportBase::AddStack(StackTrace stack, bool suppressable) {
@@ -700,7 +701,7 @@ void ReportRace(ThreadState *thr) {
rep.AddLocation(addr_min, addr_max - addr_min);
#if !SANITIZER_GO
- { // NOLINT
+ {
Shadow s(thr->racy_state[1]);
if (s.epoch() <= thr->last_sleep_clock.get(s.tid()))
rep.AddSleep(thr->last_sleep_stack_id);
@@ -50,7 +50,7 @@ static const char *kSuppressionTypes[] = {
void InitializeSuppressions() {
CHECK_EQ(nullptr, suppression_ctx);
- suppression_ctx = new (suppression_placeholder) // NOLINT
+ suppression_ctx = new (suppression_placeholder)
SuppressionContext(kSuppressionTypes, ARRAY_SIZE(kSuppressionTypes));
suppression_ctx->ParseFromFile(flags()->suppressions);
#if !SANITIZER_GO
@@ -18,6 +18,11 @@
UBSAN_CHECK(GenericUB, "undefined-behavior", "undefined")
UBSAN_CHECK(NullPointerUse, "null-pointer-use", "null")
+UBSAN_CHECK(NullptrWithOffset, "nullptr-with-offset", "pointer-overflow")
+UBSAN_CHECK(NullptrWithNonZeroOffset, "nullptr-with-nonzero-offset",
+ "pointer-overflow")
+UBSAN_CHECK(NullptrAfterNonZeroOffset, "nullptr-after-nonzero-offset",
+ "pointer-overflow")
UBSAN_CHECK(PointerOverflow, "pointer-overflow", "pointer-overflow")
UBSAN_CHECK(MisalignedPointerUse, "misaligned-pointer-use", "alignment")
UBSAN_CHECK(AlignmentAssumption, "alignment-assumption", "alignment")
@@ -404,7 +404,7 @@ static const char *kSuppressionTypes[] = {
void __ubsan::InitializeSuppressions() {
CHECK_EQ(nullptr, suppression_ctx);
- suppression_ctx = new (suppression_placeholder) // NOLINT
+ suppression_ctx = new (suppression_placeholder)
SuppressionContext(kSuppressionTypes, ARRAY_SIZE(kSuppressionTypes));
suppression_ctx->ParseFromFile(flags()->suppressions);
}
@@ -54,7 +54,6 @@ void InitializeFlags() {
{
CommonFlags cf;
cf.CopyFrom(*common_flags());
- cf.print_summary = false;
cf.external_symbolizer_path = GetFlag("UBSAN_SYMBOLIZER_PATH");
OverrideCommonFlags(cf);
}
@@ -691,14 +691,33 @@ static void handlePointerOverflowImpl(PointerOverflowData *Data,
ValueHandle Result,
ReportOptions Opts) {
SourceLocation Loc = Data->Loc.acquire();
- ErrorType ET = ErrorType::PointerOverflow;
+ ErrorType ET;
+
+ if (Base == 0 && Result == 0)
+ ET = ErrorType::NullptrWithOffset;
+ else if (Base == 0 && Result != 0)
+ ET = ErrorType::NullptrWithNonZeroOffset;
+ else if (Base != 0 && Result == 0)
+ ET = ErrorType::NullptrAfterNonZeroOffset;
+ else
+ ET = ErrorType::PointerOverflow;
if (ignoreReport(Loc, Opts, ET))
return;
ScopedReport R(Opts, Loc, ET);
- if ((sptr(Base) >= 0) == (sptr(Result) >= 0)) {
+ if (ET == ErrorType::NullptrWithOffset) {
+ Diag(Loc, DL_Error, ET, "applying zero offset to null pointer");
+ } else if (ET == ErrorType::NullptrWithNonZeroOffset) {
+ Diag(Loc, DL_Error, ET, "applying non-zero offset %0 to null pointer")
+ << Result;
+ } else if (ET == ErrorType::NullptrAfterNonZeroOffset) {
+ Diag(
+ Loc, DL_Error, ET,
+ "applying non-zero offset to non-null pointer %0 produced null pointer")
+ << (void *)Base;
+ } else if ((sptr(Base) >= 0) == (sptr(Result) >= 0)) {
if (Base > Result)
Diag(Loc, DL_Error, ET,
"addition of unsigned offset to %0 overflowed to %1")
@@ -800,21 +819,6 @@ void __ubsan_handle_cfi_bad_type(CFICheckFailData *Data, ValueHandle Vtable,
} // namespace __ubsan
-void __ubsan::__ubsan_handle_cfi_bad_icall(CFIBadIcallData *CallData,
- ValueHandle Function) {
- GET_REPORT_OPTIONS(false);
- CFICheckFailData Data = {CFITCK_ICall, CallData->Loc, CallData->Type};
- handleCFIBadIcall(&Data, Function, Opts);
-}
-
-void __ubsan::__ubsan_handle_cfi_bad_icall_abort(CFIBadIcallData *CallData,
- ValueHandle Function) {
- GET_REPORT_OPTIONS(true);
- CFICheckFailData Data = {CFITCK_ICall, CallData->Loc, CallData->Type};
- handleCFIBadIcall(&Data, Function, Opts);
- Die();
-}
-
void __ubsan::__ubsan_handle_cfi_check_fail(CFICheckFailData *Data,
ValueHandle Value,
uptr ValidVtable) {
@@ -207,20 +207,12 @@ enum CFITypeCheckKind : unsigned char {
CFITCK_VMFCall,
};
-struct CFIBadIcallData {
- SourceLocation Loc;
- const TypeDescriptor &Type;
-};
-
struct CFICheckFailData {
CFITypeCheckKind CheckKind;
SourceLocation Loc;
const TypeDescriptor &Type;
};
-/// \brief Handle control flow integrity failure for indirect function calls.
-RECOVERABLE(cfi_bad_icall, CFIBadIcallData *Data, ValueHandle Function)
-
/// \brief Handle control flow integrity failures.
RECOVERABLE(cfi_check_fail, CFICheckFailData *Data, ValueHandle Function,
uptr VtableIsValid)
@@ -12,7 +12,6 @@
#ifndef UBSAN_PLATFORM_H
#define UBSAN_PLATFORM_H
-#ifndef CAN_SANITIZE_UB
// Other platforms should be easy to add, and probably work as-is.
#if defined(__linux__) || defined(__FreeBSD__) || defined(__APPLE__) || \
defined(__NetBSD__) || defined(__OpenBSD__) || \
@@ -22,6 +21,5 @@
#else
# define CAN_SANITIZE_UB 0
#endif
-#endif //CAN_SANITIZE_UB
#endif
@@ -45,8 +45,9 @@ namespace __ubsan {
static void OnStackUnwind(const SignalContext &sig, const void *,
BufferedStackTrace *stack) {
- ubsan_GetStackTrace(stack, kStackTraceMax, sig.pc, sig.bp, sig.context,
- common_flags()->fast_unwind_on_fatal);
+ ubsan_GetStackTrace(stack, kStackTraceMax,
+ StackTrace::GetNextInstructionPc(sig.pc), sig.bp,
+ sig.context, common_flags()->fast_unwind_on_fatal);
}
static void UBsanOnDeadlySignal(int signo, void *siginfo, void *context) {
libsanitizer/ChangeLog: 2019-11-05 Martin Liska <mliska@suse.cz> * all source files: Merge from upstream r375507. --- libsanitizer/BlocksRuntime/Block.h | 59 + libsanitizer/BlocksRuntime/Block_private.h | 179 ++ libsanitizer/MERGE | 2 +- libsanitizer/asan/asan_allocator.cpp | 2 +- libsanitizer/asan/asan_debugging.cpp | 8 +- libsanitizer/asan/asan_descriptions.h | 2 +- libsanitizer/asan/asan_errors.cpp | 5 +- libsanitizer/asan/asan_errors.h | 3 +- libsanitizer/asan/asan_flags.inc | 13 +- libsanitizer/asan/asan_globals.cpp | 27 +- libsanitizer/asan/asan_globals_win.cpp | 8 +- libsanitizer/asan/asan_interceptors.cpp | 121 +- libsanitizer/asan/asan_interceptors.h | 19 +- .../asan/asan_interceptors_memintrinsics.cpp | 2 +- libsanitizer/asan/asan_mac.cpp | 2 +- libsanitizer/asan/asan_malloc_linux.cpp | 2 +- libsanitizer/asan/asan_malloc_win.cpp | 11 +- libsanitizer/asan/asan_mapping.h | 2 +- libsanitizer/asan/asan_new_delete.cpp | 2 +- libsanitizer/asan/asan_poisoning.cpp | 2 +- libsanitizer/asan/asan_report.cpp | 10 +- libsanitizer/asan/asan_rtems.cpp | 4 +- libsanitizer/asan/asan_rtl.cpp | 6 +- libsanitizer/asan/asan_scariness_score.h | 2 +- libsanitizer/asan/asan_shadow_setup.cpp | 3 +- libsanitizer/asan/asan_stats.cpp | 2 +- libsanitizer/asan/asan_suppressions.cpp | 2 +- libsanitizer/asan/asan_thread.cpp | 5 +- libsanitizer/asan/asan_win.cpp | 10 +- libsanitizer/asan/asan_win_dll_thunk.cpp | 8 +- .../asan/asan_win_dynamic_runtime_thunk.cpp | 12 +- .../include/sanitizer/dfsan_interface.h | 2 +- .../include/sanitizer/tsan_interface_atomic.h | 8 +- .../include/sanitizer/ubsan_interface.h | 32 + libsanitizer/interception/interception.h | 4 +- .../interception/interception_win.cpp | 8 +- libsanitizer/lsan/lsan.cpp | 4 +- libsanitizer/lsan/lsan_common.cpp | 16 +- libsanitizer/lsan/lsan_common.h | 5 +- libsanitizer/lsan/lsan_common_linux.cpp | 12 +- libsanitizer/lsan/lsan_common_mac.cpp | 6 +- libsanitizer/lsan/lsan_interceptors.cpp | 55 + libsanitizer/lsan/lsan_mac.cpp | 2 +- .../sanitizer_allocator_checks.h | 2 +- .../sanitizer_allocator_report.cpp | 9 +- libsanitizer/sanitizer_common/sanitizer_asm.h | 4 +- .../sanitizer_common/sanitizer_atomic_msvc.h | 63 +- .../sanitizer_common/sanitizer_common.cpp | 2 +- .../sanitizer_common/sanitizer_common.h | 25 +- .../sanitizer_common_interceptors.inc | 118 +- .../sanitizer_common_interface.inc | 1 + .../sanitizer_coverage_fuchsia.cpp | 6 +- .../sanitizer_coverage_libcdep_new.cpp | 4 +- .../sanitizer_coverage_win_sections.cpp | 12 +- .../sanitizer_common/sanitizer_file.cpp | 2 +- .../sanitizer_flag_parser.cpp | 3 +- .../sanitizer_common/sanitizer_flag_parser.h | 4 +- .../sanitizer_common/sanitizer_flags.cpp | 4 +- .../sanitizer_common/sanitizer_fuchsia.cpp | 2 +- .../sanitizer_common/sanitizer_getauxval.h | 30 +- .../sanitizer_glibc_version.h | 26 + .../sanitizer_interceptors_ioctl_netbsd.inc | 2 +- .../sanitizer_internal_defs.h | 75 +- .../sanitizer_common/sanitizer_libc.cpp | 11 +- .../sanitizer_common/sanitizer_linux.cpp | 39 +- .../sanitizer_linux_libcdep.cpp | 11 +- .../sanitizer_common/sanitizer_mac.cpp | 126 +- .../sanitizer_platform_interceptors.h | 24 +- .../sanitizer_platform_limits_freebsd.h | 1090 ++++----- .../sanitizer_platform_limits_linux.cpp | 7 +- .../sanitizer_platform_limits_posix.cpp | 15 +- .../sanitizer_platform_limits_posix.h | 2168 +++++++++-------- .../sanitizer_platform_limits_solaris.h | 5 +- .../sanitizer_common/sanitizer_posix.cpp | 2 + .../sanitizer_common/sanitizer_posix.h | 2 +- .../sanitizer_posix_libcdep.cpp | 26 +- .../sanitizer_common/sanitizer_printf.cpp | 6 +- .../sanitizer_common/sanitizer_procmaps.h | 2 +- .../sanitizer_procmaps_mac.cpp | 25 +- .../sanitizer_common/sanitizer_stacktrace.cpp | 17 +- .../sanitizer_stacktrace_libcdep.cpp | 5 +- .../sanitizer_stoptheworld_linux_libcdep.cpp | 5 +- .../sanitizer_common/sanitizer_suppressions.h | 2 +- .../sanitizer_symbolizer_internal.h | 4 +- .../sanitizer_symbolizer_libcdep.cpp | 7 +- .../sanitizer_symbolizer_mac.cpp | 4 +- .../sanitizer_symbolizer_posix_libcdep.cpp | 82 +- .../sanitizer_symbolizer_report.cpp | 20 +- .../sanitizer_termination.cpp | 2 +- .../sanitizer_unwind_linux_libcdep.cpp | 68 +- .../sanitizer_common/sanitizer_vector.h | 6 +- .../sanitizer_common/sanitizer_win.cpp | 12 +- .../sanitizer_common/sanitizer_win_defs.h | 12 + .../sanitizer_win_dll_thunk.cpp | 8 +- .../sanitizer_win_weak_interception.cpp | 9 +- libsanitizer/tsan/tsan_dispatch_defs.h | 14 +- libsanitizer/tsan/tsan_external.cpp | 2 +- libsanitizer/tsan/tsan_fd.cpp | 3 +- ....cpp => tsan_interceptors_libdispatch.cpp} | 3 +- libsanitizer/tsan/tsan_interceptors_mac.cpp | 42 +- .../tsan/tsan_interceptors_mach_vm.cpp | 52 + ...eptors.cpp => tsan_interceptors_posix.cpp} | 45 +- libsanitizer/tsan/tsan_interface.cpp | 2 +- libsanitizer/tsan/tsan_interface.h | 13 +- libsanitizer/tsan/tsan_interface_ann.cpp | 4 +- libsanitizer/tsan/tsan_interface_atomic.cpp | 2 +- libsanitizer/tsan/tsan_interface_inl.h | 10 +- libsanitizer/tsan/tsan_interface_java.cpp | 2 +- libsanitizer/tsan/tsan_interface_java.h | 2 +- libsanitizer/tsan/tsan_md5.cpp | 2 +- libsanitizer/tsan/tsan_mman.h | 5 +- libsanitizer/tsan/tsan_new_delete.cpp | 2 +- libsanitizer/tsan/tsan_platform.h | 2 + libsanitizer/tsan/tsan_report.cpp | 2 +- libsanitizer/tsan/tsan_rtl.cpp | 19 +- libsanitizer/tsan/tsan_rtl.h | 5 +- libsanitizer/tsan/tsan_rtl_ppc64.S | 1 - libsanitizer/tsan/tsan_rtl_report.cpp | 5 +- libsanitizer/tsan/tsan_suppressions.cpp | 2 +- libsanitizer/ubsan/ubsan_checks.inc | 5 + libsanitizer/ubsan/ubsan_diag.cpp | 2 +- libsanitizer/ubsan/ubsan_flags.cpp | 1 - libsanitizer/ubsan/ubsan_handlers.cpp | 38 +- libsanitizer/ubsan/ubsan_handlers.h | 8 - libsanitizer/ubsan/ubsan_platform.h | 2 - .../ubsan/ubsan_signals_standalone.cpp | 5 +- 126 files changed, 2992 insertions(+), 2215 deletions(-) create mode 100644 libsanitizer/BlocksRuntime/Block.h create mode 100644 libsanitizer/BlocksRuntime/Block_private.h create mode 100644 libsanitizer/include/sanitizer/ubsan_interface.h create mode 100644 libsanitizer/sanitizer_common/sanitizer_glibc_version.h rename libsanitizer/tsan/{tsan_libdispatch.cpp => tsan_interceptors_libdispatch.cpp} (99%) create mode 100644 libsanitizer/tsan/tsan_interceptors_mach_vm.cpp rename libsanitizer/tsan/{tsan_interceptors.cpp => tsan_interceptors_posix.cpp} (98%)