[PATCH 5/5] win16/int21: trace get_media_id calls
Oleksij Rempel
bug-track at fisher-privat.net
Tue May 29 16:10:09 CDT 2012
This patch add trace for int 21, funct 440Dh
CX = 0866h - Get Media ID
It also add error warning if GetVolumeInformationW
filed. Since there was no error check, there was a long
standing bug.
Signed-off-by: Oleksij Rempel <bug-track at fisher-privat.net>
---
dlls/krnl386.exe16/int21.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/dlls/krnl386.exe16/int21.c b/dlls/krnl386.exe16/int21.c
index 841080b..65d8ac6 100644
--- a/dlls/krnl386.exe16/int21.c
+++ b/dlls/krnl386.exe16/int21.c
@@ -2609,8 +2609,14 @@ static void INT21_Ioctl_Block( CONTEXT *context )
{
WCHAR label[12],fsname[9];
DWORD serial;
+ BOOL ret;
+ TRACE( "GENERIC IOCTL - Get media id - %c:\n",
+ 'A' + drive );
+
+ ret = GetVolumeInformationW(drivespec, label, 12, &serial, NULL, NULL, fsname, 9);
+ if(!ret)
+ ERR("Filed to get media id.\n");
- GetVolumeInformationW(drivespec, label, 12, &serial, NULL, NULL, fsname, 9);
*(WORD*)dataptr = 0;
memcpy(dataptr+2,&serial,4);
WideCharToMultiByte(CP_OEMCP, 0, label, 11, (LPSTR)dataptr + 6, 11, NULL, NULL);
--
1.7.9.5
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