68 static int sha256_compress_nblocks(hash_state *md, const unsigned char *buf,  in sha256_compress_nblocks()  argument
71    void *state = md->sha256.state;  in sha256_compress_nblocks()
73    COMPILE_TIME_ASSERT(sizeof(md->sha256.state[0]) == sizeof(uint32_t));  in sha256_compress_nblocks()
79 static int sha256_compress(hash_state *md, const unsigned char *buf)  in sha256_compress()  argument
81    return sha256_compress_nblocks(md, buf, 1);  in sha256_compress()
89 int sha256_init(hash_state * md)  in sha256_init()  argument
91     LTC_ARGCHK(md != NULL);  in sha256_init()
93     md->sha256.curlen = 0;  in sha256_init()
94     md->sha256.length = 0;  in sha256_init()
95     md->sha256.state[0] = 0x6A09E667UL;  in sha256_init()
96     md->sha256.state[1] = 0xBB67AE85UL;  in sha256_init()
97     md->sha256.state[2] = 0x3C6EF372UL;  in sha256_init()
98     md->sha256.state[3] = 0xA54FF53AUL;  in sha256_init()
99     md->sha256.state[4] = 0x510E527FUL;  in sha256_init()
100     md->sha256.state[5] = 0x9B05688CUL;  in sha256_init()
101     md->sha256.state[6] = 0x1F83D9ABUL;  in sha256_init()
102     md->sha256.state[7] = 0x5BE0CD19UL;  in sha256_init()
121 int sha256_done(hash_state * md, unsigned char *out)  in sha256_done()  argument
125     LTC_ARGCHK(md  != NULL);  in sha256_done()
128     if (md->sha256.curlen >= sizeof(md->sha256.buf)) {  in sha256_done()
134     md->sha256.length += md->sha256.curlen * 8;  in sha256_done()
137     md->sha256.buf[md->sha256.curlen++] = (unsigned char)0x80;  in sha256_done()
143     if (md->sha256.curlen > 56) {  in sha256_done()
144         while (md->sha256.curlen < 64) {  in sha256_done()
145             md->sha256.buf[md->sha256.curlen++] = (unsigned char)0;  in sha256_done()
147         sha256_compress(md, md->sha256.buf);  in sha256_done()
148         md->sha256.curlen = 0;  in sha256_done()
152     while (md->sha256.curlen < 56) {  in sha256_done()
153         md->sha256.buf[md->sha256.curlen++] = (unsigned char)0;  in sha256_done()
157     STORE64H(md->sha256.length, md->sha256.buf+56);  in sha256_done()
158     sha256_compress(md, md->sha256.buf);  in sha256_done()
162         STORE32H(md->sha256.state[i], out+(4*i));  in sha256_done()
165     zeromem(md, sizeof(hash_state));  in sha256_done()
199   hash_state md;  in sha256_test()
202       sha256_init(&md);  in sha256_test()
203       sha256_process(&md, (unsigned char*)tests[i].msg, (unsigned long)strlen(tests[i].msg));  in sha256_test()
204       sha256_done(&md, tmp);  in sha256_test()