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Diffstat (limited to 'Source/cm_sha2.h')
| -rw-r--r-- | Source/cm_sha2.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/Source/cm_sha2.h b/Source/cm_sha2.h new file mode 100644 index 0000000..f151031 --- /dev/null +++ b/Source/cm_sha2.h @@ -0,0 +1,140 @@ +/* + * FILE: sha2.h + * AUTHOR: Aaron D. Gifford + * http://www.aarongifford.com/computers/sha.html + * + * Copyright (c) 2000-2003, Aaron D. Gifford + * 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 copyright holder nor the names of contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``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 AUTHOR OR CONTRIBUTOR(S) 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. + * + * $Id: sha2.h,v 1.4 2004/01/07 19:06:18 adg Exp $ + */ + +#ifndef __SHA2_H__ +#define __SHA2_H__ + +#include "cm_sha2_mangle.h" + +/* CMake modification: use integer types from KWIML. */ +#include <cm_kwiml.h> +typedef KWIML_INT_uint8_t cm_sha2_uint8_t; +typedef KWIML_INT_uint32_t cm_sha2_uint32_t; +typedef KWIML_INT_uint64_t cm_sha2_uint64_t; + +#ifdef __cplusplus +extern "C" { +#endif + + +/* + * Import u_intXX_t size_t type definitions from system headers. You + * may need to change this, or define these things yourself in this + * file. + */ +#include <sys/types.h> + +/*** SHA-224/256/384/512 Various Length Definitions *******************/ + +/* Digest lengths for SHA-1/224/256/384/512 */ +#define SHA1_DIGEST_LENGTH 20 +#define SHA1_DIGEST_STRING_LENGTH (SHA1_DIGEST_LENGTH * 2 + 1) +#define SHA224_DIGEST_LENGTH 28 +#define SHA224_DIGEST_STRING_LENGTH (SHA224_DIGEST_LENGTH * 2 + 1) +#define SHA256_DIGEST_LENGTH 32 +#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1) +#define SHA384_DIGEST_LENGTH 48 +#define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1) +#define SHA512_DIGEST_LENGTH 64 +#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1) + + +/*** SHA-224/256/384/512 Context Structures ***************************/ + +typedef union _SHA_CTX { + /* SHA-1 uses this part of the union: */ + struct { + cm_sha2_uint32_t state[5]; + cm_sha2_uint64_t bitcount; + cm_sha2_uint8_t buffer[64]; + } s1; + + /* SHA-224 and SHA-256 use this part of the union: */ + struct { + cm_sha2_uint32_t state[8]; + cm_sha2_uint64_t bitcount; + cm_sha2_uint8_t buffer[64]; + } s256; + + /* SHA-384 and SHA-512 use this part of the union: */ + struct { + cm_sha2_uint64_t state[8]; + cm_sha2_uint64_t bitcount[2]; + cm_sha2_uint8_t buffer[128]; + } s512; +} SHA_CTX; + +/*** SHA-256/384/512 Function Prototypes ******************************/ + +void SHA1_Init(SHA_CTX*); +void SHA1_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t); +void SHA1_Final(cm_sha2_uint8_t[SHA1_DIGEST_LENGTH], SHA_CTX*); +char* SHA1_End(SHA_CTX*, char[SHA1_DIGEST_STRING_LENGTH]); +char* SHA1_Data(const cm_sha2_uint8_t*, size_t, + char[SHA1_DIGEST_STRING_LENGTH]); + +void SHA224_Init(SHA_CTX*); +void SHA224_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t); +void SHA224_Final(cm_sha2_uint8_t[SHA224_DIGEST_LENGTH], SHA_CTX*); +char* SHA224_End(SHA_CTX*, char[SHA224_DIGEST_STRING_LENGTH]); +char* SHA224_Data(const cm_sha2_uint8_t*, size_t, + char[SHA224_DIGEST_STRING_LENGTH]); + +void SHA256_Init(SHA_CTX*); +void SHA256_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t); +void SHA256_Final(cm_sha2_uint8_t[SHA256_DIGEST_LENGTH], SHA_CTX*); +char* SHA256_End(SHA_CTX*, char[SHA256_DIGEST_STRING_LENGTH]); +char* SHA256_Data(const cm_sha2_uint8_t*, size_t, + char[SHA256_DIGEST_STRING_LENGTH]); + +void SHA384_Init(SHA_CTX*); +void SHA384_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t); +void SHA384_Final(cm_sha2_uint8_t[SHA384_DIGEST_LENGTH], SHA_CTX*); +char* SHA384_End(SHA_CTX*, char[SHA384_DIGEST_STRING_LENGTH]); +char* SHA384_Data(const cm_sha2_uint8_t*, size_t, + char[SHA384_DIGEST_STRING_LENGTH]); + +void SHA512_Init(SHA_CTX*); +void SHA512_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t); +void SHA512_Final(cm_sha2_uint8_t[SHA512_DIGEST_LENGTH], SHA_CTX*); +char* SHA512_End(SHA_CTX*, char[SHA512_DIGEST_STRING_LENGTH]); +char* SHA512_Data(const cm_sha2_uint8_t*, size_t, + char[SHA512_DIGEST_STRING_LENGTH]); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __SHA2_H__ */ |