/* public domain sha512/256 implementation based on fips180-3 */ #include "sha512.h" #define sha512_256 sha512 /*struct*/ enum { SHA512_256_DIGEST_LENGTH = 32 }; /* reset state */ void sha512_256_init(void *ctx); /* process message */ #define sha512_256_update sha512_update /* get message digest */ /* state is ruined after sum, keep a copy if multiple sum is needed */ /* part of the message might be left in s, zero it if secrecy is needed */ void sha512_256_sum(void *ctx, uint8_t md[SHA512_256_DIGEST_LENGTH]);