/* * SHA-256 implementation. * * Copyright (c) 2010 Ilya O. Levin, http://www.literatecode.com * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifdef _MSC_VER #ifndef uint8_t typedef unsigned __int8 uint8_t; #endif #ifndef uint32_t typedef unsigned __int32 uint32_t; #endif #ifndef uint64_t typedef __int64 int64_t; typedef unsigned __int64 uint64_t; #endif #else #include <stdint.h> #endif #ifdef __cplusplus extern "C" { #endif typedef struct { uint32_t buf[16]; uint32_t hash[8]; uint32_t len[2]; } sha256_context; void sha256_init(sha256_context *); void sha256_hash(sha256_context *, uint8_t * /* data */, uint32_t /* len */); void sha256_done(sha256_context *, uint8_t * /* hash */); #ifdef __cplusplus } #endif