{"id":2175475,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2175475/?format=json","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/1.0/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20251218085446.462827-3-phind.uet@gmail.com>","date":"2025-12-18T08:54:46","name":"[v2,2/2] util: Move qemu_ftruncate64 from block/file-win32.c to oslib-win32.c","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"6e9bbcfec14afecae09b068dc8800e611029ce74","submitter":{"id":83910,"url":"http://patchwork.ozlabs.org/api/1.0/people/83910/?format=json","name":"NGUYEN DINH PHI","email":"phind.uet@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20251218085446.462827-3-phind.uet@gmail.com/mbox/","series":[{"id":485804,"url":"http://patchwork.ozlabs.org/api/1.0/series/485804/?format=json","date":"2025-12-18T08:54:45","name":"Fix Windows build issues with newer MinGW","version":2,"mbox":"http://patchwork.ozlabs.org/series/485804/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2175475/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20230601 header.b=mEoKnPKz;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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helo=mail-pf1-x42d.google.com","X-Spam_score_int":"-20","X-Spam_score":"-2.1","X-Spam_bar":"--","X-Spam_report":"(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no","X-Spam_action":"no action","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"From: Nguyen Dinh Phi \n\nqemu_ftruncate64() is a general-purpose utility function that may be\nused outside of the block layer. Move it to util/oslib-win32.c where\nother Windows-specific utility functions reside.\n\nSigned-off-by: Nguyen Dinh Phi \n---\n block/file-win32.c | 32 --------------------------------\n util/oslib-win32.c | 34 ++++++++++++++++++++++++++++++++++\n 2 files changed, 34 insertions(+), 32 deletions(-)","diff":"diff --git a/block/file-win32.c b/block/file-win32.c\nindex af9aea631c..8a44853389 100644\n--- a/block/file-win32.c\n+++ b/block/file-win32.c\n@@ -170,38 +170,6 @@ static BlockAIOCB *paio_submit(BlockDriverState *bs, HANDLE hfile,\n return thread_pool_submit_aio(aio_worker, acb, cb, opaque);\n }\n \n-int qemu_ftruncate64(int fd, int64_t length)\n-{\n- LARGE_INTEGER li;\n- DWORD dw;\n- LONG high;\n- HANDLE h;\n- BOOL res;\n-\n- if ((GetVersion() & 0x80000000UL) && (length >> 32) != 0)\n- return -1;\n-\n- h = (HANDLE)_get_osfhandle(fd);\n-\n- /* get current position, ftruncate do not change position */\n- li.HighPart = 0;\n- li.LowPart = SetFilePointer (h, 0, &li.HighPart, FILE_CURRENT);\n- if (li.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) {\n- return -1;\n- }\n-\n- high = length >> 32;\n- dw = SetFilePointer(h, (DWORD) length, &high, FILE_BEGIN);\n- if (dw == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) {\n- return -1;\n- }\n- res = SetEndOfFile(h);\n-\n- /* back to old position */\n- SetFilePointer(h, li.LowPart, &li.HighPart, FILE_BEGIN);\n- return res ? 0 : -1;\n-}\n-\n static int set_sparse(int fd)\n {\n DWORD returned;\ndiff --git a/util/oslib-win32.c b/util/oslib-win32.c\nindex 839b8a4170..766c602172 100644\n--- a/util/oslib-win32.c\n+++ b/util/oslib-win32.c\n@@ -899,3 +899,37 @@ int qemu_shm_alloc(size_t size, Error **errp)\n error_setg(errp, \"Shared memory is not supported.\");\n return -1;\n }\n+\n+int qemu_ftruncate64(int fd, int64_t length)\n+{\n+ LARGE_INTEGER li;\n+ DWORD dw;\n+ LONG high;\n+ HANDLE h;\n+ BOOL res;\n+\n+ if ((GetVersion()&0x80000000UL) && (length >> 32) != 0) {\n+ return -1;\n+ }\n+\n+ h = (HANDLE)_get_osfhandle(fd);\n+\n+ /* get current position, ftruncate do not change position */\n+ li.HighPart = 0;\n+ li.LowPart = SetFilePointer (h, 0, &li.HighPart, FILE_CURRENT);\n+ if (li.LowPart == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) {\n+ return -1;\n+ }\n+\n+ high = length >> 32;\n+ dw = SetFilePointer(h, (DWORD) length, &high, FILE_BEGIN);\n+ if (dw == INVALID_SET_FILE_POINTER && GetLastError() != NO_ERROR) {\n+ return -1;\n+ }\n+ res = SetEndOfFile(h);\n+\n+ /* back to old position */\n+ SetFilePointer(h, li.LowPart, &li.HighPart, FILE_BEGIN);\n+ return res ? 0 : -1;\n+}\n+\n","prefixes":["v2","2/2"]}