@@ -1916,6 +1916,110 @@ static void test_struct_varray(void)
}
}
}
+
+typedef struct TestStruct3 {
+ SubStruct *p_1[3];
+} TestStruct3;
+
+/*
+ * size: needs to be the 1st field
+ * a: needs to be the last field
+ * We use that fact to load with different sizes
+ */
+
+static const VMStateDescription vmstate_struct_pointer = {
+ .name = "struct/pointer",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .minimum_version_id_old = 1,
+ .fields = (VMStateField[]) {
+ VMSTATE_ARRAY_OF_POINTER_TO_STRUCT(p_1, TestStruct3, 3,
+ vmstate_sub_struct, SubStruct),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+/* This is the binary representation on the wire of that struct */
+/* We need to change the first byte for load to work */
+uint8_t wire_struct_pointer[] = {
+ /* p_1[0] */
+ /* i32 */ 0x00, 0x00, 0x00, 0x15,
+ /* i64 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f,
+ /* buffer */ 0x62, 0x79, 0x65, 0x30, 0x20, 0x20, 0x77, 0x6f,
+ 0x72, 0x6c, 0x64, 0x21, 0x00,
+ /* p_1[1] */
+ /* i32 */ 0x00, 0x00, 0x00, 0x16,
+ /* i64 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20,
+ /* buffer */ 0x62, 0x79, 0x65, 0x31, 0x20, 0x20, 0x77, 0x6f,
+ 0x72, 0x6c, 0x64, 0x21, 0x00,
+ /* p_1[2] */
+ /* i32 */ 0x00, 0x00, 0x00, 0x17,
+ /* i64 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21,
+ /* buffer */ 0x62, 0x79, 0x65, 0x32, 0x20, 0x20, 0x77, 0x6f,
+ 0x72, 0x6c, 0x64, 0x21, 0x00,
+ QEMU_VM_EOF, /* just to ensure we won't get EOF reported prematurely */
+};
+
+static void obj_struct3_copy(void *arg1, void *arg2)
+{
+ TestStruct3 *target = arg1;
+ TestStruct3 *source = arg2;
+ int i;
+
+ for (i = 0; i < 3; i++) {
+ target->p_1[i]->i32 = source->p_1[i]->i32;
+ target->p_1[i]->i64 = source->p_1[i]->i64;
+ memcpy(target->p_1[i]->buffer, source->p_1[i]->buffer, 13);
+ }
+}
+
+static TestStruct3 *create_struct3(void)
+{
+ TestStruct3 *obj = g_malloc0(sizeof(*obj));
+ int i;
+
+ for (i = 0; i < 3; i++) {
+ obj->p_1[i] = g_malloc0(sizeof(SubStruct));
+ }
+
+ return obj;
+}
+
+static TestStruct3 *create_struct3_init(void)
+{
+ TestStruct3 *obj = create_struct3();
+ int i;
+
+ for (i = 0; i < 3; i++) {
+ obj->p_1[i]->i32 = i + 21;
+ obj->p_1[i]->i64 = i + 31;
+ snprintf((char *)obj->p_1[i]->buffer, 13, "bye%d world!", i);
+ }
+
+ return obj;
+}
+
+static void test_struct_pointer(void)
+{
+ TestStruct3 *obj, *obj_clone, *obj_struct3;
+ int i;
+
+ obj_struct3 = create_struct3_init();
+ obj = create_struct3();
+ obj_clone = create_struct3();
+
+ save_vmstate(&vmstate_struct_pointer, obj_struct3);
+
+ compare_vmstate(wire_struct_pointer, sizeof(wire_struct_pointer));
+
+ SUCCESS(load_vmstate(&vmstate_struct_pointer, obj, obj_clone,
+ obj_struct3_copy, 1, wire_struct_pointer,
+ sizeof(wire_struct_pointer)));
+
+ for (i = 0; i < 3; i++) {
+ STRUCT_EQUAL(obj->p_1[i], obj_struct3->p_1[i]);
+ }
+}
#undef STRUCT_EQUAL
#undef STRUCT_NOT_EQUAL
@@ -2164,6 +2268,7 @@ int main(int argc, char **argv)
g_test_add_func("/vmstate/struct/simple", test_struct_simple);
g_test_add_func("/vmstate/struct/test", test_struct_test);
g_test_add_func("/vmstate/struct/varray", test_struct_varray);
+ g_test_add_func("/vmstate/struct/pointer", test_struct_pointer);
g_test_run();
close(temp_fd);
Signed-off-by: Juan Quintela <quintela@redhat.com> --- tests/test-vmstate.c | 105 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 105 insertions(+)