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Annotation of parser3/src/lib/md5/pa_sha2.h, revision 1.3

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:  *
                     32:  */
                     33: 
                     34: #ifndef __PA_SHA2_H__
                     35: #define __PA_SHA2_H__
                     36: 
1.3     ! moko       37: #define IDENT_PA_SHA2_H "$Id: pa_sha2.h,v 1.2 2013/07/16 21:48:36 moko Exp $"
        !            38: 
1.1       moko       39: #ifdef __cplusplus
                     40: extern "C" {
                     41: #endif
                     42: 
1.2       moko       43: #include "pa_config_includes.h"
1.1       moko       44: 
                     45: 
                     46: /*** SHA-256/384/512 Various Length Definitions ***********************/
                     47: #define SHA256_BLOCK_LENGTH            64
                     48: #define SHA256_DIGEST_LENGTH           32
                     49: #define SHA256_DIGEST_STRING_LENGTH    (SHA256_DIGEST_LENGTH * 2 + 1)
                     50: #define SHA384_BLOCK_LENGTH            128
                     51: #define SHA384_DIGEST_LENGTH           48
                     52: #define SHA384_DIGEST_STRING_LENGTH    (SHA384_DIGEST_LENGTH * 2 + 1)
                     53: #define SHA512_BLOCK_LENGTH            128
                     54: #define SHA512_DIGEST_LENGTH           64
                     55: #define SHA512_DIGEST_STRING_LENGTH    (SHA512_DIGEST_LENGTH * 2 + 1)
                     56: 
                     57: 
                     58: /*** SHA-256/384/512 Context Structures *******************************/
                     59: /* NOTE: If your architecture does not define either u_intXX_t types or
                     60:  * uintXX_t (from inttypes.h), you may need to define things by hand
                     61:  * for your system:
                     62:  */
                     63: 
                     64: typedef struct _SHA256_CTX {
                     65:        uint32_t        state[8];
                     66:        uint64_t        bitcount;
                     67:        uint8_t buffer[SHA256_BLOCK_LENGTH];
                     68: } SHA256_CTX;
                     69: typedef struct _SHA512_CTX {
                     70:        uint64_t        state[8];
                     71:        uint64_t        bitcount[2];
                     72:        uint8_t buffer[SHA512_BLOCK_LENGTH];
                     73: } SHA512_CTX;
                     74: 
                     75: typedef SHA512_CTX SHA384_CTX;
                     76: 
                     77: 
                     78: /*** SHA-256/384/512 Function Prototypes ******************************/
                     79: 
                     80: void pa_SHA256_Init(SHA256_CTX *);
                     81: void pa_SHA256_Update(SHA256_CTX*, const uint8_t*, size_t);
                     82: void pa_SHA256_Final(uint8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*);
                     83: char* pa_SHA256_End(SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]);
                     84: char* pa_SHA256_Data(const uint8_t*, size_t, char[SHA256_DIGEST_STRING_LENGTH]);
                     85: 
                     86: void pa_SHA384_Init(SHA384_CTX*);
                     87: void pa_SHA384_Update(SHA384_CTX*, const uint8_t*, size_t);
                     88: void pa_SHA384_Final(uint8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*);
                     89: char* pa_SHA384_End(SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]);
                     90: char* pa_SHA384_Data(const uint8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]);
                     91: 
                     92: void pa_SHA512_Init(SHA512_CTX*);
                     93: void pa_SHA512_Update(SHA512_CTX*, const uint8_t*, size_t);
                     94: void pa_SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*);
                     95: char* pa_SHA512_End(SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]);
                     96: char* pa_SHA512_Data(const uint8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]);
                     97: 
                     98: #ifdef __cplusplus
                     99: }
                    100: #endif /* __cplusplus */
                    101: 
                    102: #endif /* __SHA2_H__ */
                    103: