Annotation of parser3/src/lib/md5/pa_sha2.h, revision 1.2

1.1       moko        1: /*
                      2:  * FILE:       sha2.h
                      3:  * AUTHOR:     Aaron D. Gifford - http://www.aarongifford.com/
                      4:  * 
                      5:  * Copyright (c) 2000-2001, Aaron D. Gifford
                      6:  * All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. Neither the name of the copyright holder nor the names of contributors
                     17:  *    may be used to endorse or promote products derived from this software
                     18:  *    without specific prior written permission.
                     19:  * 
                     20:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND
                     21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE
                     24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     30:  * SUCH DAMAGE.
                     31:  *
1.2     ! moko       32:  * $Id: pa_sha2.h,v 1.1 2013/07/12 21:22:38 moko Exp $
1.1       moko       33:  */
                     34: 
                     35: #ifndef __PA_SHA2_H__
                     36: #define __PA_SHA2_H__
                     37: 
                     38: #ifdef __cplusplus
                     39: extern "C" {
                     40: #endif
                     41: 
1.2     ! moko       42: #include "pa_config_includes.h"
1.1       moko       43: 
                     44: 
                     45: /*** SHA-256/384/512 Various Length Definitions ***********************/
                     46: #define SHA256_BLOCK_LENGTH            64
                     47: #define SHA256_DIGEST_LENGTH           32
                     48: #define SHA256_DIGEST_STRING_LENGTH    (SHA256_DIGEST_LENGTH * 2 + 1)
                     49: #define SHA384_BLOCK_LENGTH            128
                     50: #define SHA384_DIGEST_LENGTH           48
                     51: #define SHA384_DIGEST_STRING_LENGTH    (SHA384_DIGEST_LENGTH * 2 + 1)
                     52: #define SHA512_BLOCK_LENGTH            128
                     53: #define SHA512_DIGEST_LENGTH           64
                     54: #define SHA512_DIGEST_STRING_LENGTH    (SHA512_DIGEST_LENGTH * 2 + 1)
                     55: 
                     56: 
                     57: /*** SHA-256/384/512 Context Structures *******************************/
                     58: /* NOTE: If your architecture does not define either u_intXX_t types or
                     59:  * uintXX_t (from inttypes.h), you may need to define things by hand
                     60:  * for your system:
                     61:  */
                     62: 
                     63: typedef struct _SHA256_CTX {
                     64:        uint32_t        state[8];
                     65:        uint64_t        bitcount;
                     66:        uint8_t buffer[SHA256_BLOCK_LENGTH];
                     67: } SHA256_CTX;
                     68: typedef struct _SHA512_CTX {
                     69:        uint64_t        state[8];
                     70:        uint64_t        bitcount[2];
                     71:        uint8_t buffer[SHA512_BLOCK_LENGTH];
                     72: } SHA512_CTX;
                     73: 
                     74: typedef SHA512_CTX SHA384_CTX;
                     75: 
                     76: 
                     77: /*** SHA-256/384/512 Function Prototypes ******************************/
                     78: 
                     79: void pa_SHA256_Init(SHA256_CTX *);
                     80: void pa_SHA256_Update(SHA256_CTX*, const uint8_t*, size_t);
                     81: void pa_SHA256_Final(uint8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*);
                     82: char* pa_SHA256_End(SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]);
                     83: char* pa_SHA256_Data(const uint8_t*, size_t, char[SHA256_DIGEST_STRING_LENGTH]);
                     84: 
                     85: void pa_SHA384_Init(SHA384_CTX*);
                     86: void pa_SHA384_Update(SHA384_CTX*, const uint8_t*, size_t);
                     87: void pa_SHA384_Final(uint8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*);
                     88: char* pa_SHA384_End(SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]);
                     89: char* pa_SHA384_Data(const uint8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]);
                     90: 
                     91: void pa_SHA512_Init(SHA512_CTX*);
                     92: void pa_SHA512_Update(SHA512_CTX*, const uint8_t*, size_t);
                     93: void pa_SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*);
                     94: char* pa_SHA512_End(SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]);
                     95: char* pa_SHA512_Data(const uint8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]);
                     96: 
                     97: #ifdef __cplusplus
                     98: }
                     99: #endif /* __cplusplus */
                    100: 
                    101: #endif /* __SHA2_H__ */
                    102: 

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