From 99d303ac2739e65a02fbbc325b74ad6fcac63cc2 Mon Sep 17 00:00:00 2001 From: "Jason A. Donenfeld" Date: Fri, 5 Jun 2015 15:58:00 +0200 Subject: Initial commit --- src/crypto/blake2s.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 src/crypto/blake2s.h (limited to 'src/crypto/blake2s.h') diff --git a/src/crypto/blake2s.h b/src/crypto/blake2s.h new file mode 100644 index 0000000..1b42141 --- /dev/null +++ b/src/crypto/blake2s.h @@ -0,0 +1,36 @@ +/* Copyright 2015-2016 Jason A. Donenfeld . All Rights Reserved. */ + +#ifndef BLAKE2S_H +#define BLAKE2S_H + +#include + +enum blake2s_lengths { + BLAKE2S_BLOCKBYTES = 64, + BLAKE2S_OUTBYTES = 32, + BLAKE2S_KEYBYTES = 32 +}; + +struct blake2s_state { + uint32_t h[8]; + uint32_t t[2]; + uint32_t f[2]; + uint8_t buf[2 * BLAKE2S_BLOCKBYTES]; + size_t buflen; + uint8_t last_node; +}; + +void blake2s(uint8_t *out, const uint8_t *in, const uint8_t *key, const uint8_t outlen, const uint64_t inlen, const uint8_t keylen); + +void blake2s_init(struct blake2s_state *state, const uint8_t outlen); +void blake2s_init_key(struct blake2s_state *state, const uint8_t outlen, const void *key, const uint8_t keylen); +void blake2s_update(struct blake2s_state *state, const uint8_t *in, uint64_t inlen); +void blake2s_final(struct blake2s_state *state, uint8_t *out, uint8_t outlen); + +void blake2s_hmac(uint8_t *out, const uint8_t *in, const uint8_t *key, const uint8_t outlen, const uint64_t inlen, const uint64_t keylen); + +#ifdef DEBUG +void blake2s_selftest(void); +#endif + +#endif -- cgit v1.2.3-59-g8ed1b