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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2018-09-01 00:28:27 +0200 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2018-09-01 01:15:30 +0200 |
| commit | 95748751dfcfce1a885dfa4974ca3761ed0f7dbb (patch) | |
| tree | df0acf591180d08ed0eb2536d05cc58a159e1abb /src/Common/Dlgcode.c | |
| parent | 36129ec5af14ffb33c7c7124405b336e7c7b6fdb (diff) | |
| download | VeraCrypt-95748751dfcfce1a885dfa4974ca3761ed0f7dbb.tar.gz VeraCrypt-95748751dfcfce1a885dfa4974ca3761ed0f7dbb.zip | |
Windows: handle case of some disk drivers not supporting IOCTL_DISK_GET_DRIVE_GEOMETRY_EX IOCTL.
Diffstat (limited to 'src/Common/Dlgcode.c')
| -rw-r--r-- | src/Common/Dlgcode.c | 54 |
1 files changed, 51 insertions, 3 deletions
diff --git a/src/Common/Dlgcode.c b/src/Common/Dlgcode.c index ee598cf0..6157b189 100644 --- a/src/Common/Dlgcode.c +++ b/src/Common/Dlgcode.c @@ -8771,6 +8771,33 @@ BOOL GetPhysicalDriveGeometry (int driveNumber, PDISK_GEOMETRY_EX diskGeometry) diskGeometry->DiskSize.QuadPart = ((PDISK_GEOMETRY_EX) dgBuffer)->DiskSize.QuadPart; bResult = TRUE; } + else + { + DISK_GEOMETRY geo; + if ( DeviceIoControl (hDev, IOCTL_DISK_GET_DRIVE_GEOMETRY, NULL, 0, (LPVOID) &geo, sizeof (geo), &bytesRead, NULL) + && (bytesRead >= sizeof (DISK_GEOMETRY)) + && geo.BytesPerSector) + { + memcpy (&diskGeometry->Geometry, &geo, sizeof (DISK_GEOMETRY)); + diskGeometry->DiskSize.QuadPart = geo.Cylinders.QuadPart * geo.SectorsPerTrack * geo.TracksPerCylinder * geo.BytesPerSector; + bResult = TRUE; + + if (CurrentOSMajor >= 6) + { + STORAGE_READ_CAPACITY storage = {0}; + + storage.Version = sizeof (STORAGE_READ_CAPACITY); + storage.Size = sizeof (STORAGE_READ_CAPACITY); + if (DeviceIoControl (hDev, IOCTL_STORAGE_READ_CAPACITY, NULL, 0, (LPVOID) &storage, sizeof (storage), &bytesRead, NULL) + && (bytesRead >= sizeof (storage)) + && (storage.Size == sizeof (STORAGE_READ_CAPACITY)) + ) + { + diskGeometry->DiskSize.QuadPart = storage.DiskLength.QuadPart; + } + } + } + } CloseHandle (hDev); } @@ -11173,8 +11200,28 @@ int OpenVolume (OpenVolumeContext *context, const wchar_t *volumePath, Password if (!DeviceIoControl (context->HostFileHandle, IOCTL_DISK_GET_DRIVE_GEOMETRY_EX, NULL, 0, dgBuffer, sizeof (dgBuffer), &dwResult, NULL)) { - status = ERR_OS_ERROR; - goto error; + DISK_GEOMETRY geo; + if (DeviceIoControl (context->HostFileHandle, IOCTL_DISK_GET_DRIVE_GEOMETRY, NULL, 0, (LPVOID) &geo, sizeof (geo), &dwResult, NULL)) + { + ((PDISK_GEOMETRY_EX) dgBuffer)->DiskSize.QuadPart = geo.Cylinders.QuadPart * geo.SectorsPerTrack * geo.TracksPerCylinder * geo.BytesPerSector; + + if (CurrentOSMajor >= 6) + { + STORAGE_READ_CAPACITY storage = {0}; + + storage.Version = sizeof (STORAGE_READ_CAPACITY); + storage.Size = sizeof (STORAGE_READ_CAPACITY); + if (DeviceIoControl (context->HostFileHandle, IOCTL_STORAGE_READ_CAPACITY, NULL, 0, (LPVOID) &storage, sizeof (storage), &dwResult, NULL)) + { + ((PDISK_GEOMETRY_EX) dgBuffer)->DiskSize.QuadPart = storage.DiskLength.QuadPart; + } + } + } + else + { + status = ERR_OS_ERROR; + goto error; + } } context->HostSize = ((PDISK_GEOMETRY_EX) dgBuffer)->DiskSize.QuadPart; @@ -11368,7 +11415,8 @@ BOOL IsPagingFileActive (BOOL checkNonWindowsPartitionsOnly) BYTE dgBuffer[256]; DWORD dwResult; - if (!DeviceIoControl (handle, IOCTL_DISK_GET_DRIVE_GEOMETRY_EX, NULL, 0, dgBuffer, sizeof (dgBuffer), &dwResult, NULL)) + if (!DeviceIoControl (handle, IOCTL_DISK_GET_DRIVE_GEOMETRY_EX, NULL, 0, dgBuffer, sizeof (dgBuffer), &dwResult, NULL) + && !DeviceIoControl (handle, IOCTL_DISK_GET_DRIVE_GEOMETRY, NULL, 0, dgBuffer, sizeof (dgBuffer), &dwResult, NULL)) { CloseHandle (handle); continue; |