[PATCH 1/2] ntdll: Return a unique volume number from NtQueryInformationFile(FileIdInformation).
Zebediah Figura
z.figura12 at gmail.com
Wed Mar 4 18:54:34 CST 2020
Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
---
I haven't been able to find any other APIs that return an 8-byte serial number;
I suspect it is unique to this information class.
dlls/ntdll/file.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/dlls/ntdll/file.c b/dlls/ntdll/file.c
index 7dfb0a4800e..5966b1ce648 100644
--- a/dlls/ntdll/file.c
+++ b/dlls/ntdll/file.c
@@ -2508,7 +2508,7 @@ NTSTATUS WINAPI NtQueryInformationFile( HANDLE hFile, PIO_STATUS_BLOCK io,
else
{
FILE_ID_INFORMATION *info = ptr;
- info->VolumeSerialNumber = 0; /* FIXME */
+ info->VolumeSerialNumber = st.st_dev;
memset( &info->FileId, 0, sizeof(info->FileId) );
*(ULONGLONG *)&info->FileId = st.st_ino;
}
--
2.25.1
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