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AES optimization rabbit hole

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This commit is contained in:
Adam Ierymenko 2019-09-13 09:35:49 -07:00
parent 2d1eeda188
commit 87fe69c27c
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GPG key ID: C8877CF2D7A5D7F3
5 changed files with 215 additions and 134 deletions
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12
node/AES.hpp
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@ -19,12 +19,18 @@
#include "SHA512.hpp"
#if (defined(__amd64) || defined(__amd64__) || defined(__x86_64) || defined(__x86_64__) || defined(__AMD64) || defined(__AMD64__) || defined(_M_X64))
#include <wmmintrin.h>
#include <emmintrin.h>
#include <smmintrin.h>
#include <immintrin.h>
#define ZT_AES_AESNI 1
#endif
// AES-aesni.c
extern "C" void zt_crypt_ctr_aesni(const __m128i key[14],const uint8_t iv[16],const uint8_t *in,unsigned int len,uint8_t *out);
#endif // x64
#define ZT_AES_KEY_SIZE 32
#define ZT_AES_BLOCK_SIZE 16
@ -115,7 +121,7 @@ public:
{
#ifdef ZT_AES_AESNI
if (likely(HW_ACCEL)) {
_crypt_ctr_aesni(iv,(const uint8_t *)in,len,(uint8_t *)out);
zt_crypt_ctr_aesni(_k.ni.k,iv,(const uint8_t *)in,len,(uint8_t *)out);
return;
}
#endif
@ -524,8 +530,6 @@ private:
_mm_storeu_si128((__m128i *)out,_mm_aesenclast_si128(tmp,_k.ni.k[14]));
}
void _crypt_ctr_aesni(const uint8_t iv[16],const uint8_t *in,unsigned int len,uint8_t *out) const;
static ZT_ALWAYS_INLINE __m128i _mult_block_aesni(__m128i shuf,__m128i h,__m128i y)
{
y = _mm_shuffle_epi8(y,shuf);