This commit is contained in:
Adam Ierymenko 2019-08-15 14:14:49 -07:00
parent f753519729
commit 81f0175251
No known key found for this signature in database
GPG key ID: 1657198823E52A61

View file

@ -611,91 +611,103 @@ private:
} }
inline void _decrypt_gcm256_aesni(unsigned int len,const uint8_t *in,uint8_t *out,const uint8_t *iv,unsigned int alen,const uint8_t *assoc,uint8_t *icv,unsigned int icvsize) inline void _decrypt_gcm256_aesni(unsigned int len,const uint8_t *in,uint8_t *out,const uint8_t *iv,unsigned int alen,const uint8_t *assoc,uint8_t *icv,unsigned int icvsize)
{ {
__m128i d1,d2,d3,d4,t1,t2,t3,t4,k; __m128i j = _create_j_aesni(iv);
__m128i y,j,cb,*bi,*bo; __m128i cb = _increment_be_aesni(j);
unsigned int blocks,pblocks,rem; __m128i y = _icv_header_aesni(assoc,alen);
unsigned int blocks = len / 16;
unsigned int pblocks = blocks - (blocks % 4);
unsigned int rem = len % 16;
__m128i *bi = (__m128i *)in;
__m128i *bo = (__m128i *)out;
j = _create_j_aesni(iv); __m128i k0 = _k.ni.k[0];
cb = _increment_be_aesni(j); __m128i k1 = _k.ni.k[1];
y = _icv_header_aesni(assoc,alen); __m128i k2 = _k.ni.k[2];
blocks = len / 16; __m128i k3 = _k.ni.k[3];
pblocks = blocks - (blocks % 4); __m128i k4 = _k.ni.k[4];
rem = len % 16; __m128i k5 = _k.ni.k[5];
bi = (__m128i *)in; __m128i k6 = _k.ni.k[6];
bo = (__m128i *)out; __m128i k7 = _k.ni.k[7];
__m128i k8 = _k.ni.k[8];
__m128i k9 = _k.ni.k[9];
__m128i k10 = _k.ni.k[10];
__m128i k11 = _k.ni.k[11];
__m128i k12 = _k.ni.k[12];
__m128i k13 = _k.ni.k[13];
__m128i k14 = _k.ni.k[14];
unsigned int i; unsigned int i;
for (i=0;i<pblocks;i+=4) { for (i=0;i<pblocks;i+=4) {
d1 = _mm_loadu_si128(bi + i + 0); __m128i d1 = _mm_loadu_si128(bi + i + 0);
d2 = _mm_loadu_si128(bi + i + 1); __m128i d2 = _mm_loadu_si128(bi + i + 1);
d3 = _mm_loadu_si128(bi + i + 2); __m128i d3 = _mm_loadu_si128(bi + i + 2);
d4 = _mm_loadu_si128(bi + i + 3); __m128i d4 = _mm_loadu_si128(bi + i + 3);
y = _mm_xor_si128(y,d1); y = _mm_xor_si128(y,d1);
y = _mult4xor_aesni(_k.ni.hhhh,_k.ni.hhh,_k.ni.hh,_k.ni.h,y,d2,d3,d4); y = _mult4xor_aesni(_k.ni.hhhh,_k.ni.hhh,_k.ni.hh,_k.ni.h,y,d2,d3,d4);
t1 = _mm_xor_si128(cb,k = _k.ni.k[0]); __m128i t1 = _mm_xor_si128(cb,k0);
cb = _increment_be_aesni(cb); cb = _increment_be_aesni(cb);
t2 = _mm_xor_si128(cb,k); __m128i t2 = _mm_xor_si128(cb,k0);
cb = _increment_be_aesni(cb); cb = _increment_be_aesni(cb);
t3 = _mm_xor_si128(cb,k); __m128i t3 = _mm_xor_si128(cb,k0);
cb = _increment_be_aesni(cb); cb = _increment_be_aesni(cb);
t4 = _mm_xor_si128(cb,k); __m128i t4 = _mm_xor_si128(cb,k0);
cb = _increment_be_aesni(cb); cb = _increment_be_aesni(cb);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[1]); t1 = _mm_aesenc_si128(t1,k1);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k1);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k1);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k1);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[2]); t1 = _mm_aesenc_si128(t1,k2);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k2);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k2);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k2);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[3]); t1 = _mm_aesenc_si128(t1,k3);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k3);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k3);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k3);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[4]); t1 = _mm_aesenc_si128(t1,k4);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k4);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k4);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k4);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[5]); t1 = _mm_aesenc_si128(t1,k5);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k5);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k5);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k5);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[6]); t1 = _mm_aesenc_si128(t1,k6);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k6);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k6);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k6);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[7]); t1 = _mm_aesenc_si128(t1,k7);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k7);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k7);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k7);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[8]); t1 = _mm_aesenc_si128(t1,k8);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k8);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k8);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k8);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[9]); t1 = _mm_aesenc_si128(t1,k9);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k9);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k9);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k9);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[10]); t1 = _mm_aesenc_si128(t1,k10);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k10);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k10);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k10);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[11]); t1 = _mm_aesenc_si128(t1,k11);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k11);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k11);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k11);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[12]); t1 = _mm_aesenc_si128(t1,k12);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k12);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k12);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k12);
t1 = _mm_aesenc_si128(t1,k = _k.ni.k[13]); t1 = _mm_aesenc_si128(t1,k13);
t2 = _mm_aesenc_si128(t2,k); t2 = _mm_aesenc_si128(t2,k13);
t3 = _mm_aesenc_si128(t3,k); t3 = _mm_aesenc_si128(t3,k13);
t4 = _mm_aesenc_si128(t4,k); t4 = _mm_aesenc_si128(t4,k13);
t1 = _mm_aesenclast_si128(t1,k = _k.ni.k[14]); t1 = _mm_aesenclast_si128(t1,k14);
t2 = _mm_aesenclast_si128(t2,k); t2 = _mm_aesenclast_si128(t2,k14);
t3 = _mm_aesenclast_si128(t3,k); t3 = _mm_aesenclast_si128(t3,k14);
t4 = _mm_aesenclast_si128(t4,k); t4 = _mm_aesenclast_si128(t4,k14);
t1 = _mm_xor_si128(t1,d1); t1 = _mm_xor_si128(t1,d1);
t2 = _mm_xor_si128(t2,d2); t2 = _mm_xor_si128(t2,d2);
t3 = _mm_xor_si128(t3,d3); t3 = _mm_xor_si128(t3,d3);
@ -707,23 +719,23 @@ private:
} }
for (i=pblocks;i<blocks;i++) { for (i=pblocks;i<blocks;i++) {
d1 = _mm_loadu_si128(bi + i); __m128i d1 = _mm_loadu_si128(bi + i);
y = _ghash_aesni(_k.ni.h,y,d1); y = _ghash_aesni(_k.ni.h,y,d1);
t1 = _mm_xor_si128(cb,_k.ni.k[0]); __m128i t1 = _mm_xor_si128(cb,k0);
t1 = _mm_aesenc_si128(t1,_k.ni.k[1]); t1 = _mm_aesenc_si128(t1,k1);
t1 = _mm_aesenc_si128(t1,_k.ni.k[2]); t1 = _mm_aesenc_si128(t1,k2);
t1 = _mm_aesenc_si128(t1,_k.ni.k[3]); t1 = _mm_aesenc_si128(t1,k3);
t1 = _mm_aesenc_si128(t1,_k.ni.k[4]); t1 = _mm_aesenc_si128(t1,k4);
t1 = _mm_aesenc_si128(t1,_k.ni.k[5]); t1 = _mm_aesenc_si128(t1,k5);
t1 = _mm_aesenc_si128(t1,_k.ni.k[6]); t1 = _mm_aesenc_si128(t1,k6);
t1 = _mm_aesenc_si128(t1,_k.ni.k[7]); t1 = _mm_aesenc_si128(t1,k7);
t1 = _mm_aesenc_si128(t1,_k.ni.k[8]); t1 = _mm_aesenc_si128(t1,k8);
t1 = _mm_aesenc_si128(t1,_k.ni.k[9]); t1 = _mm_aesenc_si128(t1,k9);
t1 = _mm_aesenc_si128(t1,_k.ni.k[10]); t1 = _mm_aesenc_si128(t1,k10);
t1 = _mm_aesenc_si128(t1,_k.ni.k[11]); t1 = _mm_aesenc_si128(t1,k11);
t1 = _mm_aesenc_si128(t1,_k.ni.k[12]); t1 = _mm_aesenc_si128(t1,k12);
t1 = _mm_aesenc_si128(t1,_k.ni.k[13]); t1 = _mm_aesenc_si128(t1,k13);
t1 = _mm_aesenclast_si128(t1,_k.ni.k[14]); t1 = _mm_aesenclast_si128(t1,k14);
t1 = _mm_xor_si128(t1,d1); t1 = _mm_xor_si128(t1,d1);
_mm_storeu_si128(bo + i,t1); _mm_storeu_si128(bo + i,t1);
cb = _increment_be_aesni(cb); cb = _increment_be_aesni(cb);