// For descriptions of the input parameters, see the 64-bit version of EncryptBufferXTS().
void DecryptBufferXTS (unsigned __int8 *buffer,
TC_LARGEST_COMPILER_UINT length,
const UINT64_STRUCT *startDataUnitNo,
unsigned int startCipherBlockNo,
unsigned __int8 *ks,
unsigned __int8 *ks2,
int cipher)
{
// Decrypt all ciphertext blocks in the buffer
EncryptDecryptBufferXTS32 (buffer, length, startDataUnitNo, startCipherBlockNo, ks, ks2, cipher, TRUE);
}
// For descriptions of the input parameters, see the 64-bit version of EncryptBufferXTS().
void DecryptBufferXTS (unsigned __int8 *buffer,
GST_LARGEST_COMPILER_UINT length,
const UINT64_STRUCT *startDataUnitNo,
unsigned int startCipherBlockNo,
unsigned __int8 *ks,
unsigned __int8 *ks2,
int cipher)
{
// Decrypt all ciphertext blocks in the buffer
if (CipherGetBlockSize(cipher) == 8)
DecryptBufferXTS8Byte(buffer, length, startDataUnitNo, startCipherBlockNo, ks, ks2, cipher);
else
EncryptDecryptBufferXTS32 (buffer, length, startDataUnitNo, startCipherBlockNo, ks, ks2, cipher, TRUE);
}