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dll: WIP

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This commit is contained in:
Bill Zissimopoulos 2015-11-25 21:13:07 -08:00
parent cc19002437
commit c3820ff88a
1 changed files with 8 additions and 4 deletions
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12
src/dll/fsctl.c
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@ -10,6 +10,12 @@
#define GLOBALROOT L"\\\\?\\GLOBALROOT" #define GLOBALROOT L"\\\\?\\GLOBALROOT"
static inline VOID GlobalDevicePath(PWCHAR DevicePathBuf, size_t DevicePathLen, PWSTR DevicePath)
{
StringCbPrintf(DevicePathBuf, DevicePathLen,
L'\\' == DevicePath[0] ? GLOBALROOT "%S" : GLOBALROOT "\\Device\\%S", DevicePath);
}
NTSTATUS FspFsctlCreateVolume(PWSTR DevicePath, PSECURITY_DESCRIPTOR SecurityDescriptor, NTSTATUS FspFsctlCreateVolume(PWSTR DevicePath, PSECURITY_DESCRIPTOR SecurityDescriptor,
PHANDLE *PVolumeHandle) PHANDLE *PVolumeHandle)
{ {
@ -22,8 +28,7 @@ NTSTATUS FspFsctlCreateVolume(PWSTR DevicePath, PSECURITY_DESCRIPTOR SecurityDes
*PVolumeHandle = 0; *PVolumeHandle = 0;
DevicePathBuf[0] = L'\0'; GlobalDevicePath(DevicePathBuf, sizeof DevicePathBuf, DevicePath);
StringCbPrintf(DevicePathBuf, sizeof DevicePathBuf, GLOBALROOT "%S", DevicePath);
if (!MakeSelfRelativeSD(SecurityDescriptor, 0, &SecurityDescriptorLen)) if (!MakeSelfRelativeSD(SecurityDescriptor, 0, &SecurityDescriptorLen))
{ {
@ -74,8 +79,7 @@ NTSTATUS FspFsctlOpenVolume(PWSTR VolumePath,
*PVolumeHandle = 0; *PVolumeHandle = 0;
DevicePathBuf[0] = L'\0'; GlobalDevicePath(DevicePathBuf, sizeof DevicePathBuf, VolumePath);
StringCbPrintf(DevicePathBuf, sizeof DevicePathBuf, GLOBALROOT "%S", VolumePath);
VolumeHandle = CreateFileW(DevicePathBuf, VolumeHandle = CreateFileW(DevicePathBuf,
0, FILE_SHARE_WRITE | FILE_SHARE_WRITE | FILE_SHARE_DELETE, 0, OPEN_EXISTING, 0, 0); 0, FILE_SHARE_WRITE | FILE_SHARE_WRITE | FILE_SHARE_DELETE, 0, OPEN_EXISTING, 0, 0);