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Diffstat (limited to '3rdparty/hmac_sha/sha2.h')
| -rw-r--r-- | 3rdparty/hmac_sha/sha2.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/3rdparty/hmac_sha/sha2.h b/3rdparty/hmac_sha/sha2.h new file mode 100644 index 0000000..0d25c5d --- /dev/null +++ b/3rdparty/hmac_sha/sha2.h @@ -0,0 +1,112 @@ +/* + * FIPS 180-2 SHA-224/256/384/512 implementation + * Last update: 02/02/2007 + * Issue date: 04/30/2005 + * + * Since this code has been incorporated into a GPLv2 project, it is + * distributed under GPLv2 inside mmc-utils. The original BSD license + * that the code was released under is included below for clarity. + * + * Copyright (C) 2005, 2007 Olivier Gay <olivier.gay@a3.epfl.ch> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the project nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef SHA2_H +#define SHA2_H + +#define SHA224_DIGEST_SIZE ( 224 / 8) +#define SHA256_DIGEST_SIZE ( 256 / 8) +#define SHA384_DIGEST_SIZE ( 384 / 8) +#define SHA512_DIGEST_SIZE ( 512 / 8) + +#define SHA256_BLOCK_SIZE ( 512 / 8) +#define SHA512_BLOCK_SIZE (1024 / 8) +#define SHA384_BLOCK_SIZE SHA512_BLOCK_SIZE +#define SHA224_BLOCK_SIZE SHA256_BLOCK_SIZE + +#ifndef SHA2_TYPES +#define SHA2_TYPES +typedef unsigned char uint8; +typedef unsigned int uint32; +typedef unsigned long long uint64; +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct { + unsigned int tot_len; + unsigned int len; + unsigned char block[2 * SHA256_BLOCK_SIZE]; + uint32 h[8]; +} sha256_ctx; + +typedef struct { + unsigned int tot_len; + unsigned int len; + unsigned char block[2 * SHA512_BLOCK_SIZE]; + uint64 h[8]; +} sha512_ctx; + +typedef sha512_ctx sha384_ctx; +typedef sha256_ctx sha224_ctx; + +void sha224_init(sha224_ctx *ctx); +void sha224_update(sha224_ctx *ctx, const unsigned char *message, + unsigned int len); +void sha224_final(sha224_ctx *ctx, unsigned char *digest); +void sha224(const unsigned char *message, unsigned int len, + unsigned char *digest); + +void sha256_init(sha256_ctx * ctx); +void sha256_update(sha256_ctx *ctx, const unsigned char *message, + unsigned int len); +void sha256_final(sha256_ctx *ctx, unsigned char *digest); +void sha256(const unsigned char *message, unsigned int len, + unsigned char *digest); + +void sha384_init(sha384_ctx *ctx); +void sha384_update(sha384_ctx *ctx, const unsigned char *message, + unsigned int len); +void sha384_final(sha384_ctx *ctx, unsigned char *digest); +void sha384(const unsigned char *message, unsigned int len, + unsigned char *digest); + +void sha512_init(sha512_ctx *ctx); +void sha512_update(sha512_ctx *ctx, const unsigned char *message, + unsigned int len); +void sha512_final(sha512_ctx *ctx, unsigned char *digest); +void sha512(const unsigned char *message, unsigned int len, + unsigned char *digest); + +#ifdef __cplusplus +} +#endif + +#endif /* !SHA2_H */ + |