diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Crypto/SerpentFast.c | 48 |
1 files changed, 2 insertions, 46 deletions
diff --git a/src/Crypto/SerpentFast.c b/src/Crypto/SerpentFast.c index 02777a8f..cb143262 100644 --- a/src/Crypto/SerpentFast.c +++ b/src/Crypto/SerpentFast.c @@ -83,31 +83,9 @@ void serpent_encrypt_blocks(const unsigned __int8* in, unsigned __int8* out, siz #if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE if(HasSSE2() && (blocks >= 4)) { - CRYPTOPP_ALIGN_DATA(16) unsigned __int8 alignedInputBuffer[4 * 16]; - CRYPTOPP_ALIGN_DATA(16) unsigned __int8 alignedOutputBuffer[4 * 16]; - unsigned __int8 *inPtr, *outPtr; - BOOL inputAligned = IsAligned16(in)? TRUE : FALSE; - BOOL outputAligned = IsAligned16(out)? TRUE : FALSE; - while(blocks >= 4) { - if (inputAligned) - inPtr = (unsigned __int8 *) in; - else - { - inPtr = alignedInputBuffer; - memcpy (inPtr, in, 4 * 16); - } - if (out == in) - outPtr = inPtr; - else if (outputAligned) - outPtr = (unsigned __int8 *) out; - else - { - outPtr = alignedOutputBuffer; - memcpy (outPtr, out, 4 * 16); - } - serpent_simd_encrypt_blocks_4(inPtr, outPtr, round_key); + serpent_simd_encrypt_blocks_4(in, out, round_key); in += 4 * 16; out += 4 * 16; blocks -= 4; @@ -184,31 +162,9 @@ void serpent_decrypt_blocks(const unsigned __int8* in, unsigned __int8* out, siz #if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE if(HasSSE2() && (blocks >= 4)) { - CRYPTOPP_ALIGN_DATA(16) unsigned __int8 alignedInputBuffer[4 * 16]; - CRYPTOPP_ALIGN_DATA(16) unsigned __int8 alignedOutputBuffer[4 * 16]; - unsigned __int8 *inPtr, *outPtr; - BOOL inputAligned = IsAligned16(in)? TRUE : FALSE; - BOOL outputAligned = IsAligned16(out)? TRUE : FALSE; - while(blocks >= 4) { - if (inputAligned) - inPtr = (unsigned __int8 *) in; - else - { - inPtr = alignedInputBuffer; - memcpy (inPtr, in, 4 * 16); - } - if (out == in) - outPtr = inPtr; - else if (outputAligned) - outPtr = (unsigned __int8 *) out; - else - { - outPtr = alignedOutputBuffer; - memcpy (outPtr, out, 4 * 16); - } - serpent_simd_decrypt_blocks_4(inPtr, outPtr, round_key); + serpent_simd_decrypt_blocks_4(in, out, round_key); in += 4 * 16; out += 4 * 16; blocks -= 4; |