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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2016-11-28 00:29:36 +0100 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2016-12-07 12:36:04 +0100 |
| commit | 263abeee3a8c97e98fec49ee0ce628d6c5c5df50 (patch) | |
| tree | c6a326a7c90280cb3926c58275f361b999bd2ba3 /src/Volume/Cipher.cpp | |
| parent | 68fababbe88cf213b3f2f3a71d66c2b05196aaed (diff) | |
| download | VeraCrypt-263abeee3a8c97e98fec49ee0ce628d6c5c5df50.tar.gz VeraCrypt-263abeee3a8c97e98fec49ee0ce628d6c5c5df50.zip | |
Crypto: Add optimized Twofish assembly implementation for x86_64.
Diffstat (limited to 'src/Volume/Cipher.cpp')
| -rw-r--r-- | src/Volume/Cipher.cpp | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/Volume/Cipher.cpp b/src/Volume/Cipher.cpp index 09c821bb..be8cc3eb 100644 --- a/src/Volume/Cipher.cpp +++ b/src/Volume/Cipher.cpp @@ -296,6 +296,39 @@ namespace VeraCrypt twofish_set_key ((TwofishInstance *) ScheduledKey.Ptr(), (unsigned int *) key); } + void CipherTwofish::EncryptBlocks (byte *data, size_t blockCount) const + { + if (!Initialized) + throw NotInitialized (SRC_POS); + +#if CRYPTOPP_BOOL_X64 + twofish_encrypt_blocks ( (TwofishInstance *) ScheduledKey.Ptr(), data, data, blockCount); +#else + Cipher::EncryptBlocks (data, blockCount); +#endif + } + + void CipherTwofish::DecryptBlocks (byte *data, size_t blockCount) const + { + if (!Initialized) + throw NotInitialized (SRC_POS); + +#if CRYPTOPP_BOOL_X64 + twofish_decrypt_blocks ( (TwofishInstance *) ScheduledKey.Ptr(), data, data, blockCount); +#else + Cipher::DecryptBlocks (data, blockCount); +#endif + } + + bool CipherTwofish::IsHwSupportAvailable () const + { +#if CRYPTOPP_BOOL_X64 + return true; +#else + return false; +#endif + } + // Camellia void CipherCamellia::Decrypt (byte *data) const { |