1 /* 2 * Copyright (C) 2006-2009 Vincent Hanquez <vincent@snarc.org> 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 #ifndef CRYPTOHASH_SHA512_H 25 #define CRYPTOHASH_SHA512_H 26 27 #include <stdint.h> 28 29 # define SHA512_BLOCK_SIZE 128 30 31 struct sha512_ctx 32 { 33 uint64_t sz[2]; 34 uint8_t buf[SHA512_BLOCK_SIZE]; 35 uint64_t h[8]; 36 }; 37 38 #define sha384_ctx sha512_ctx 39 40 #define SHA384_DIGEST_SIZE 48 41 #define SHA384_CTX_SIZE sizeof(struct sha384_ctx) 42 43 #define SHA512_DIGEST_SIZE 64 44 #define SHA512_CTX_SIZE sizeof(struct sha512_ctx) 45 46 void cryptonite_sha384_init(struct sha384_ctx *ctx); 47 void cryptonite_sha384_update(struct sha384_ctx *ctx, const uint8_t *data, uint32_t len); 48 void cryptonite_sha384_finalize(struct sha384_ctx *ctx, uint8_t *out); 49 void cryptonite_sha384_finalize_prefix(struct sha384_ctx *ctx, const uint8_t *data, uint32_t len, uint32_t n, uint8_t *out); 50 51 void cryptonite_sha512_init(struct sha512_ctx *ctx); 52 void cryptonite_sha512_update(struct sha512_ctx *ctx, const uint8_t *data, uint32_t len); 53 void cryptonite_sha512_finalize(struct sha512_ctx *ctx, uint8_t *out); 54 void cryptonite_sha512_finalize_prefix(struct sha512_ctx *ctx, const uint8_t *data, uint32_t len, uint32_t n, uint8_t *out); 55 56 /* only multiples of 8 are supported as valid t values */ 57 void cryptonite_sha512t_init(struct sha512_ctx *ctx, uint32_t hashlen); 58 void cryptonite_sha512t_update(struct sha512_ctx *ctx, const uint8_t *data, uint32_t len); 59 void cryptonite_sha512t_finalize(struct sha512_ctx *ctx, uint32_t hashlen, uint8_t *out); 60 61 #endif 62