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sha512-224.c - sbase - suckless unix tools
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sha512-224.c (617B)
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1 /* public domain sha512/224 implementation based on fips180-3 */
2 #include <stdint.h>
3 #include "../sha512-224.h"
4
5 extern void sha512_sum_n(void *, uint8_t *, int n);
6
7 void
8 sha512_224_init(void *ctx)
9 {
10 struct sha512_224 *s = ctx;
11 s->len = 0;
12 s->h[0] = 0x8c3d37c819544da2ULL;
13 s->h[1] = 0x73e1996689dcd4d6ULL;
14 s->h[2] = 0x1dfab7ae32ff9c82ULL;
15 s->h[3] = 0x679dd514582f9fcfULL;
16 s->h[4] = 0x0f6d2b697bd44da8ULL;
17 s->h[5] = 0x77e36f7304c48942ULL;
18 s->h[6] = 0x3f9d85a86a1d36c8ULL;
19 s->h[7] = 0x1112e6ad91d692a1ULL;
20 }
21
22 void
23 sha512_224_sum(void *ctx, uint8_t md[SHA512_224_DIGEST_LENGTH])
24 {
25 sha512_sum_n(ctx, md, 4);
26 }
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