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Added volume serial number handling.

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svn path=/trunk/; revision=426
This commit is contained in:
Eric Kohl 1999-05-05 11:23:46 +00:00
parent d5f96518f2
commit 73d37669c4
2 changed files with 53 additions and 11 deletions
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61
reactos/drivers/fs/vfat/iface.c
View file

@ -1,5 +1,3 @@
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -577,7 +575,7 @@ BOOLEAN wstrcmpi(PWSTR s1, PWSTR s2)
* return TRUE if s1==s2
*/
{
while (wtolower(*s1)==wtolower(*s2))
while (towlower(*s1)==towlower(*s2))
{
if ((*s1)==0 && (*s2)==0)
{
@ -595,7 +593,7 @@ BOOLEAN wstrcmpjoki(PWSTR s1, PWSTR s2)
* return TRUE if s1 like s2
*/
{
while ((*s2=='?')||(wtolower(*s1)==wtolower(*s2)))
while ((*s2=='?')||(towlower(*s1)==towlower(*s2)))
{
if ((*s1)==0 && (*s2)==0)
return(TRUE);
@ -1509,6 +1507,47 @@ NTSTATUS FsdMount(PDEVICE_OBJECT DeviceToMount)
DeviceObject->Vpb->Flags |= VPB_MOUNTED;
DeviceExt->StorageDevice = IoAttachDeviceToDeviceStack(DeviceObject,
DeviceToMount);
// fill in missing information in vpb
if (DeviceExt->FatType == FAT12 || DeviceExt->FatType == FAT16)
{
struct _BootSector *BootSect = (PVOID)DeviceExt->Boot;
PSTR s = BootSect->VolumeLabel;
PWSTR w = DeviceObject->Vpb->VolumeLabel;
int n=0;
// get serial number
DeviceObject->Vpb->SerialNumber = BootSect->VolumeID;
// copy drive label
while (*s != ' ' && n < 11)
{
*w++ = *s++;
n++;
}
*w = 0;
DeviceObject->Vpb->VolumeLabelLength = n;
}
else if (DeviceExt->FatType == FAT32)
{
struct _BootSector32 *BootSect = (PVOID)DeviceExt->Boot;
PSTR s = BootSect->VolumeLabel;
PWSTR w = DeviceObject->Vpb->VolumeLabel;
int n=0;
// get serial number
DeviceObject->Vpb->SerialNumber = BootSect->VolumeID;
// copy drive label
while (*s != ' ' && n < 11)
{
*w++ = *s++;
n++;
}
*w = 0;
DeviceObject->Vpb->VolumeLabelLength = n;
}
return(STATUS_SUCCESS);
}
@ -1757,12 +1796,15 @@ NTSTATUS FsdGetFsVolumeInformation(PFILE_OBJECT FileObject,
if (!FsVolumeInfo)
return(STATUS_SUCCESS);
/* valid entries */
FsVolumeInfo->VolumeSerialNumber = DeviceObject->Vpb->SerialNumber;
FsVolumeInfo->VolumeLabelLength = DeviceObject->Vpb->VolumeLabelLength;
wcscpy (FsVolumeInfo->VolumeLabel, DeviceObject->Vpb->VolumeLabel);
/* dummy entries */
FsVolumeInfo->VolumeCreationTime.QuadPart = 0;
FsVolumeInfo->VolumeSerialNumber = 0x01234567;
FsVolumeInfo->SupportsObjects = FALSE;
FsVolumeInfo->VolumeLabelLength = 5;
wcscpy (FsVolumeInfo->VolumeLabel, L"Label");
DPRINT("Finished FsdGetFsVolumeInformation()\n");
@ -1781,9 +1823,8 @@ NTSTATUS FsdGetFsAttributeInformation(PFILE_OBJECT FileObject,
if (!FsAttributeInfo)
return(STATUS_SUCCESS);
/* dummy entries */
FsAttributeInfo->FileSystemAttributes = 0;
FsAttributeInfo->MaximumComponentNameLength = 256;
FsAttributeInfo->FileSystemAttributes = FS_CASE_IS_PRESERVED;
FsAttributeInfo->MaximumComponentNameLength = 255;
FsAttributeInfo->FileSystemNameLength = 3;
wcscpy (FsAttributeInfo->FileSystemName, L"FAT");

3
reactos/drivers/fs/vfat/vfat.h
View file

@ -32,7 +32,8 @@ struct _BootSector32 {
unsigned short FATSectors, SectorsPerTrack, Heads;
unsigned long HiddenSectors, SectorsHuge;
unsigned long FATSectors32;
unsigned char x[31];
unsigned char x[27];
unsigned long VolumeID;
unsigned char VolumeLabel[11], SysType[8];
unsigned char Res2[422];
} __attribute__((packed));