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v3.18.2

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This commit is contained in:
Jay D Dee
2021-10-19 22:35:36 -04:00
parent 47cc5dcff5
commit 1a234cbe53
18 changed files with 474 additions and 189 deletions
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30
algo/sha/sph_sha2.c
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@@ -702,6 +702,36 @@ memcpy( state_out, state_in, 32 );
}
void sph_sha256_prehash_3rounds( uint32_t *state_out, const uint32_t *data,
const uint32_t *state_in )
{
uint32_t t1, t2, X_xor_Y, Y_xor_Z = state_in[1] ^ state_in[2];
memcpy( state_out, state_in, 32 );
t1 = state_out[7] + BSG2_1( state_out[4] )
+ CH( state_out[4], state_out[5], state_out[6] ) + 0x428A2F98 + data[0];
t2 = BSG2_0( state_out[0] )
+ MAJ( state_out[0], state_out[1], state_out[2] );
Y_xor_Z = X_xor_Y;
state_out[3] += t1;
state_out[7] = t1 + t2;
t1 = state_out[6] + BSG2_1( state_out[3] )
+ CH( state_out[3], state_out[4], state_out[5] ) + 0x71374491 + data[1];
t2 = BSG2_0( state_out[7] )
+ MAJ( state_out[7], state_out[0], state_out[1] );
Y_xor_Z = X_xor_Y;
state_out[2] += t1;
state_out[6] = t1 + t2;
t1 = state_out[5] + BSG2_1( state_out[2] )
+ CH( state_out[2], state_out[3], state_out[4] ) + 0xB5C0FBCF + data[2];
t2 = BSG2_0( state_out[6] )
+ MAJ( state_out[6], state_out[7], state_out[0] );
state_out[1] += t1;
state_out[5] = t1 + t2;
}
/* see sph_sha2.h */
void
sph_sha224_init(void *cc)