Lines Matching refs:S
76 static inline int blake2s_set_lastnode( blake2s_state *S ) in blake2s_set_lastnode() argument
78 S->f[1] = ~0U; in blake2s_set_lastnode()
82 static inline int blake2s_clear_lastnode( blake2s_state *S ) in blake2s_clear_lastnode() argument
84 S->f[1] = 0U; in blake2s_clear_lastnode()
88 static inline int blake2s_set_lastblock( blake2s_state *S ) in blake2s_set_lastblock() argument
90 if( S->last_node ) blake2s_set_lastnode( S ); in blake2s_set_lastblock()
92 S->f[0] = ~0U; in blake2s_set_lastblock()
96 static inline int blake2s_clear_lastblock( blake2s_state *S ) in blake2s_clear_lastblock() argument
98 if( S->last_node ) blake2s_clear_lastnode( S ); in blake2s_clear_lastblock()
100 S->f[0] = 0U; in blake2s_clear_lastblock()
104 static inline int blake2s_increment_counter( blake2s_state *S, const uint32_t inc ) in blake2s_increment_counter() argument
106 uint64_t t = ( ( uint64_t )S->t[1] << 32 ) | S->t[0]; in blake2s_increment_counter()
108 S->t[0] = ( uint32_t )( t >> 0 ); in blake2s_increment_counter()
109 S->t[1] = ( uint32_t )( t >> 32 ); in blake2s_increment_counter()
169 static inline int blake2s_init0( blake2s_state *S ) in blake2s_init0() argument
171 memset( S, 0, sizeof( blake2s_state ) ); in blake2s_init0()
173 for( int i = 0; i < 8; ++i ) S->h[i] = blake2s_IV[i]; in blake2s_init0()
188 int blake2s_init( blake2s_state *S, size_t outlen );
189 int blake2s_init_param( blake2s_state *S, const blake2s_param *P );
190 int blake2s_init_key( blake2s_state *S, size_t outlen, const void *key, size_t keylen );
191 int blake2s_update( blake2s_state *S, const uint8_t *in, size_t inlen );
192 int blake2s_final( blake2s_state *S, uint8_t *out, size_t outlen );
200 int blake2s_init_param( blake2s_state *S, const blake2s_param *P ) in blake2s_init_param() argument
205 h = ( uint8_t * )( S->h ); in blake2s_init_param()
208 memset( S, 0, sizeof( blake2s_state ) ); in blake2s_init_param()
212 S->outlen = P->digest_length; in blake2s_init_param()
218 int blake2s_init( blake2s_state *S, size_t outlen ) in blake2s_init() argument
235 return blake2s_init_param( S, &P ); in blake2s_init()
239 int blake2s_init_key( blake2s_state *S, size_t outlen, const void *key, size_t keylen ) in blake2s_init_key() argument
259 if( blake2s_init_param( S, &P ) < 0 ) in blake2s_init_key()
266 blake2s_update( S, block, BLAKE2S_BLOCKBYTES ); in blake2s_init_key()
273 static inline int blake2s_compress( blake2s_state *S, const uint8_t block[BLAKE2S_BLOCKBYTES] ) in blake2s_compress() argument
311 row1 = ff0 = LOADU( &S->h[0] ); in blake2s_compress()
312 row2 = ff1 = LOADU( &S->h[4] ); in blake2s_compress()
314 …row4 = _mm_xor_si128( _mm_setr_epi32( 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19 ), LOADU( &S-… in blake2s_compress()
325 STOREU( &S->h[0], _mm_xor_si128( ff0, _mm_xor_si128( row1, row3 ) ) ); in blake2s_compress()
326 STOREU( &S->h[4], _mm_xor_si128( ff1, _mm_xor_si128( row2, row4 ) ) ); in blake2s_compress()
331 int blake2s_update( blake2s_state *S, const uint8_t *in, size_t inlen ) in blake2s_update() argument
335 size_t left = S->buflen; in blake2s_update()
340 memcpy( S->buf + left, in, fill ); // Fill buffer in blake2s_update()
341 S->buflen += fill; in blake2s_update()
342 blake2s_increment_counter( S, BLAKE2S_BLOCKBYTES ); in blake2s_update()
343 blake2s_compress( S, S->buf ); // Compress in blake2s_update()
344 memcpy( S->buf, S->buf + BLAKE2S_BLOCKBYTES, BLAKE2S_BLOCKBYTES ); // Shift buffer left in blake2s_update()
345 S->buflen -= BLAKE2S_BLOCKBYTES; in blake2s_update()
351 memcpy( S->buf + left, in, inlen ); in blake2s_update()
352 S->buflen += inlen; // Be lazy, do not compress in blake2s_update()
362 int blake2s_final( blake2s_state *S, uint8_t *out, size_t outlen ) in blake2s_final() argument
366 if(outlen != S->outlen ) return -1; in blake2s_final()
368 if( S->buflen > BLAKE2S_BLOCKBYTES ) in blake2s_final()
370 blake2s_increment_counter( S, BLAKE2S_BLOCKBYTES ); in blake2s_final()
371 blake2s_compress( S, S->buf ); in blake2s_final()
372 S->buflen -= BLAKE2S_BLOCKBYTES; in blake2s_final()
373 memcpy( S->buf, S->buf + BLAKE2S_BLOCKBYTES, S->buflen ); in blake2s_final()
376 blake2s_increment_counter( S, ( uint32_t )S->buflen ); in blake2s_final()
377 blake2s_set_lastblock( S ); in blake2s_final()
378 memset( S->buf + S->buflen, 0, 2 * BLAKE2S_BLOCKBYTES - S->buflen ); /* Padding */ in blake2s_final()
379 blake2s_compress( S, S->buf ); in blake2s_final()
382 store32( buffer + sizeof( S->h[i] ) * i, S->h[i] ); in blake2s_final()
390 blake2s_state S[1]; in blake2s() local
405 if( blake2s_init_key( S, outlen, key, keylen ) < 0 ) return -1; in blake2s()
409 if( blake2s_init( S, outlen ) < 0 ) return -1; in blake2s()
412 if( blake2s_update( S, ( uint8_t * )in, inlen ) < 0) return -1; in blake2s()
413 return blake2s_final( S, out, outlen ); in blake2s()