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msvcrt: Use fd critical section in _fstat64.

This commit is contained in:
Piotr Caban 2014-12-05 14:43:17 +01:00 committed by Alexandre Julliard
parent f2f45d5fe6
commit 6c2d4f1092
1 changed files with 11 additions and 5 deletions
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16
dlls/msvcrt/file.c
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@ -1651,25 +1651,29 @@ int CDECL MSVCRT__fileno(MSVCRT_FILE* file)
*/ */
int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf) int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
{ {
ioinfo *info = get_ioinfo(fd);
DWORD dw; DWORD dw;
DWORD type; DWORD type;
BY_HANDLE_FILE_INFORMATION hfi; BY_HANDLE_FILE_INFORMATION hfi;
HANDLE hand = msvcrt_fdtoh(fd);
TRACE(":fd (%d) stat (%p)\n",fd,buf); TRACE(":fd (%d) stat (%p)\n", fd, buf);
if (hand == INVALID_HANDLE_VALUE) if (info->handle == INVALID_HANDLE_VALUE)
{
release_ioinfo(info);
return -1; return -1;
}
if (!buf) if (!buf)
{ {
WARN(":failed-NULL buf\n"); WARN(":failed-NULL buf\n");
msvcrt_set_errno(ERROR_INVALID_PARAMETER); msvcrt_set_errno(ERROR_INVALID_PARAMETER);
release_ioinfo(info);
return -1; return -1;
} }
memset(&hfi, 0, sizeof(hfi)); memset(&hfi, 0, sizeof(hfi));
memset(buf, 0, sizeof(struct MSVCRT__stat64)); memset(buf, 0, sizeof(struct MSVCRT__stat64));
type = GetFileType(hand); type = GetFileType(info->handle);
if (type == FILE_TYPE_PIPE) if (type == FILE_TYPE_PIPE)
{ {
buf->st_dev = buf->st_rdev = fd; buf->st_dev = buf->st_rdev = fd;
@ -1684,10 +1688,11 @@ int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
} }
else /* FILE_TYPE_DISK etc. */ else /* FILE_TYPE_DISK etc. */
{ {
if (!GetFileInformationByHandle(hand, &hfi)) if (!GetFileInformationByHandle(info->handle, &hfi))
{ {
WARN(":failed-last error (%d)\n",GetLastError()); WARN(":failed-last error (%d)\n",GetLastError());
msvcrt_set_errno(ERROR_INVALID_PARAMETER); msvcrt_set_errno(ERROR_INVALID_PARAMETER);
release_ioinfo(info);
return -1; return -1;
} }
buf->st_mode = S_IFREG | 0444; buf->st_mode = S_IFREG | 0444;
@ -1702,6 +1707,7 @@ int CDECL MSVCRT__fstat64(int fd, struct MSVCRT__stat64* buf)
} }
TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes, TRACE(":dwFileAttributes = 0x%x, mode set to 0x%x\n",hfi.dwFileAttributes,
buf->st_mode); buf->st_mode);
release_ioinfo(info);
return 0; return 0;
} }