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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2018-12-19 00:34:31 +0100 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2018-12-19 00:41:30 +0100 |
| commit | 6abc59acd204ce59f53b218cafc01ced955695cd (patch) | |
| tree | 887cadf7534a8873f0f3e62775675b4422b10d1d /src/Boot | |
| parent | 7ef3d5e36901231c3aa922d7f13b6f2bebbf9ca1 (diff) | |
| download | VeraCrypt-6abc59acd204ce59f53b218cafc01ced955695cd.tar.gz VeraCrypt-6abc59acd204ce59f53b218cafc01ced955695cd.zip | |
Windows MBR Bootloader: workaround for issue affecting creation of hidden OS on some SSD drives (Error 128 while writing MBR). This commit replace the 512 bytes write operations by a 4096 bytes write operation.
Diffstat (limited to 'src/Boot')
| -rw-r--r-- | src/Boot/Windows/BootConfig.cpp | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/Boot/Windows/BootConfig.cpp b/src/Boot/Windows/BootConfig.cpp index 6b28794d..0412d082 100644 --- a/src/Boot/Windows/BootConfig.cpp +++ b/src/Boot/Windows/BootConfig.cpp @@ -85,14 +85,29 @@ ret: BiosResult UpdateBootSectorConfiguration (byte drive) { - AcquireSectorBuffer(); + uint64 mbrSector; + mbrSector.HighPart = 0; + mbrSector.LowPart = 0; + AcquireSectorBuffer(); +/* BiosResult result = ReadWriteMBR (false, drive); if (result != BiosResultSuccess) goto ret; SectorBuffer[TC_BOOT_SECTOR_CONFIG_OFFSET] = BootSectorFlags; result = ReadWriteMBR (true, drive); +*/ + + BiosResult result = ReadWriteSectors (false, TC_BOOT_LOADER_BUFFER_SEGMENT, 0, drive, mbrSector, 8, false); + if (result != BiosResultSuccess) + goto ret; + + CopyMemory (TC_BOOT_LOADER_BUFFER_SEGMENT, 0, SectorBuffer, TC_LB_SIZE); + SectorBuffer[TC_BOOT_SECTOR_CONFIG_OFFSET] = BootSectorFlags; + CopyMemory (SectorBuffer, TC_BOOT_LOADER_BUFFER_SEGMENT,0, TC_LB_SIZE); + + result = ReadWriteSectors (true, TC_BOOT_LOADER_BUFFER_SEGMENT, 0, drive, mbrSector, 8, false); ret: ReleaseSectorBuffer(); |