nihilist/VeraCrypt
1
0
Fork 0
mirror of https://github.com/veracrypt/VeraCrypt synced 2024-11-28 05:53:29 +01:00
Code Issues Packages Projects Releases Wiki Activity

Windows: handle case of some disk drivers not supporting IOCTL_DISK_GET_DRIVE_GEOMETRY_EX IOCTL.

Browse Source
This commit is contained in:
Mounir IDRASSI 2018-09-01 00:28:27 +02:00
parent 36129ec5af
commit 95748751df
No known key found for this signature in database
GPG Key ID: DD0C382D5FCFB8FC
4 changed files with 135 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
src/Common/Dlgcode.c
View File

@ -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);
}
@ -11172,10 +11199,30 @@ int OpenVolume (OpenVolumeContext *context, const wchar_t *volumePath, Password
BYTE dgBuffer[256];
if (!DeviceIoControl (context->HostFileHandle, IOCTL_DISK_GET_DRIVE_GEOMETRY_EX, NULL, 0, dgBuffer, sizeof (dgBuffer), &dwResult, NULL))
{
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;

26
src/Common/Password.c
View File

@ -244,7 +244,33 @@ int ChangePwd (const wchar_t *lpszVolume, Password *oldPassword, int old_pkcs5,
dgBuffer, sizeof (dgBuffer), &dwResult, NULL);
if (!bResult)
{
DISK_GEOMETRY geo;
if (DeviceIoControl (dev, 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 (dev, IOCTL_STORAGE_READ_CAPACITY, NULL, 0, (LPVOID) &storage, sizeof (storage), &bytesRead, NULL)
&& (bytesRead >= sizeof (storage))
&& (storage.Size == sizeof (STORAGE_READ_CAPACITY))
)
{
((PDISK_GEOMETRY_EX) dgBuffer)->DiskSize.QuadPart = storage.DiskLength.QuadPart;
}
}
}
else
{
goto error;
}
}
bResult = GetPartitionInfo (lpszVolume, &diskInfo);

31
src/ExpandVolume/ExpandVolume.c
View File

@ -565,12 +565,39 @@ static int ExpandVolume (HWND hwndDlg, wchar_t *lpszVolume, Password *pVolumePas
dgBuffer, sizeof (dgBuffer), &dwResult, NULL);
if (!bResult)
{
DISK_GEOMETRY geo;
if (DeviceIoControl (dev, IOCTL_DISK_GET_DRIVE_GEOMETRY, NULL, 0, (LPVOID) &geo, sizeof (geo), &dwResult, NULL))
{
hostSize = geo.Cylinders.QuadPart * geo.SectorsPerTrack * geo.TracksPerCylinder * geo.BytesPerSector;
HostSectorSize = geo.BytesPerSector;
if (CurrentOSMajor >= 6)
{
STORAGE_READ_CAPACITY storage = {0};
storage.Version = sizeof (STORAGE_READ_CAPACITY);
storage.Size = sizeof (STORAGE_READ_CAPACITY);
if (DeviceIoControl (dev, IOCTL_STORAGE_READ_CAPACITY, NULL, 0, (LPVOID) &storage, sizeof (storage), &dwResult, NULL)
&& (dwResult >= sizeof (storage))
&& (storage.Size == sizeof (STORAGE_READ_CAPACITY))
)
{
hostSize = storage.DiskLength.QuadPart;
}
}
}
else
{
goto error;
}
}
else
{
hostSize = ((PDISK_GEOMETRY_EX) dgBuffer)->DiskSize.QuadPart;
HostSectorSize = ((PDISK_GEOMETRY_EX) dgBuffer)->Geometry.BytesPerSector;
}
}
if (hostSize == 0)
{

27
src/Mount/Mount.c
View File

@ -10637,8 +10637,33 @@ int RestoreVolumeHeader (HWND hwndDlg, const wchar_t *lpszVolume)
dgBuffer, sizeof (dgBuffer), &dwResult, NULL);
if (!bResult)
goto error;
{
DISK_GEOMETRY geo;
if (DeviceIoControl (dev, IOCTL_DISK_GET_DRIVE_GEOMETRY, NULL, 0, (LPVOID) &geo, sizeof (geo), &dwResult, NULL))
{
hostSize = 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 (dev, IOCTL_STORAGE_READ_CAPACITY, NULL, 0, (LPVOID) &storage, sizeof (storage), &dwResult, NULL)
&& (dwResult >= sizeof (storage))
&& (storage.Size == sizeof (STORAGE_READ_CAPACITY))
)
{
hostSize = storage.DiskLength.QuadPart;
}
}
}
else
{
goto error;
}
}
else
hostSize = ((PDISK_GEOMETRY_EX) dgBuffer)->DiskSize.QuadPart;
}