ssl/libcrypto/src/crypto/sha/sha.h
changeset 0 e4d67989cc36
child 9 fa985af77159
equal deleted inserted replaced
-1:000000000000 0:e4d67989cc36
       
     1 /* crypto/sha/sha.h */
       
     2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
       
     3  * All rights reserved.
       
     4  *
       
     5  * This package is an SSL implementation written
       
     6  * by Eric Young (eay@cryptsoft.com).
       
     7  * The implementation was written so as to conform with Netscapes SSL.
       
     8  * 
       
     9  * This library is free for commercial and non-commercial use as long as
       
    10  * the following conditions are aheared to.  The following conditions
       
    11  * apply to all code found in this distribution, be it the RC4, RSA,
       
    12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
       
    13  * included with this distribution is covered by the same copyright terms
       
    14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
       
    15  * 
       
    16  * Copyright remains Eric Young's, and as such any Copyright notices in
       
    17  * the code are not to be removed.
       
    18  * If this package is used in a product, Eric Young should be given attribution
       
    19  * as the author of the parts of the library used.
       
    20  * This can be in the form of a textual message at program startup or
       
    21  * in documentation (online or textual) provided with the package.
       
    22  * 
       
    23  * Redistribution and use in source and binary forms, with or without
       
    24  * modification, are permitted provided that the following conditions
       
    25  * are met:
       
    26  * 1. Redistributions of source code must retain the copyright
       
    27  *    notice, this list of conditions and the following disclaimer.
       
    28  * 2. Redistributions in binary form must reproduce the above copyright
       
    29  *    notice, this list of conditions and the following disclaimer in the
       
    30  *    documentation and/or other materials provided with the distribution.
       
    31  * 3. All advertising materials mentioning features or use of this software
       
    32  *    must display the following acknowledgement:
       
    33  *    "This product includes cryptographic software written by
       
    34  *     Eric Young (eay@cryptsoft.com)"
       
    35  *    The word 'cryptographic' can be left out if the rouines from the library
       
    36  *    being used are not cryptographic related :-).
       
    37  * 4. If you include any Windows specific code (or a derivative thereof) from 
       
    38  *    the apps directory (application code) you must include an acknowledgement:
       
    39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
       
    40  * 
       
    41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
       
    42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
       
    43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
       
    44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
       
    45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
       
    46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
       
    47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
       
    48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
       
    49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
       
    50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
       
    51  * SUCH DAMAGE.
       
    52  * 
       
    53  * The licence and distribution terms for any publically available version or
       
    54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
       
    55  * copied and put under another distribution licence
       
    56  * [including the GNU Public Licence.]
       
    57  */
       
    58 /*
       
    59  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
       
    60  */
       
    61 
       
    62 #ifndef HEADER_SHA_H
       
    63 #define HEADER_SHA_H
       
    64 
       
    65 #if (defined(__SYMBIAN32__) && !defined(SYMBIAN))
       
    66 #define SYMBIAN
       
    67 #endif
       
    68 
       
    69 #ifdef SYMBIAN
       
    70 #include <e32def.h>
       
    71 #endif
       
    72 #include <openssl/e_os2.h>
       
    73 #include <stddef.h>
       
    74 
       
    75 #ifdef  __cplusplus
       
    76 extern "C" {
       
    77 #endif
       
    78 
       
    79 #if defined(OPENSSL_NO_SHA) || (defined(OPENSSL_NO_SHA0) && defined(OPENSSL_NO_SHA1))
       
    80 #error SHA is disabled.
       
    81 #endif
       
    82 
       
    83 #if defined(OPENSSL_FIPS)
       
    84 #define FIPS_SHA_SIZE_T size_t
       
    85 #endif
       
    86 
       
    87 /*
       
    88  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
       
    89  * ! SHA_LONG has to be at least 32 bits wide. If it's wider, then !
       
    90  * ! SHA_LONG_LOG2 has to be defined along.                        !
       
    91  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
       
    92  */
       
    93 
       
    94 #if defined(OPENSSL_SYS_WIN16) || defined(__LP32__)
       
    95 #define SHA_LONG unsigned long
       
    96 #elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__)
       
    97 #define SHA_LONG unsigned long
       
    98 #define SHA_LONG_LOG2 3
       
    99 #else
       
   100 #define SHA_LONG unsigned int
       
   101 #endif
       
   102 
       
   103 #define SHA_LBLOCK	16
       
   104 #define SHA_CBLOCK	(SHA_LBLOCK*4)	/* SHA treats input data as a
       
   105 					 * contiguous array of 32 bit
       
   106 					 * wide big-endian values. */
       
   107 #define SHA_LAST_BLOCK  (SHA_CBLOCK-8)
       
   108 #define SHA_DIGEST_LENGTH 20
       
   109 
       
   110 typedef struct SHAstate_st
       
   111 	{
       
   112 	SHA_LONG h0,h1,h2,h3,h4;
       
   113 	SHA_LONG Nl,Nh;
       
   114 	SHA_LONG data[SHA_LBLOCK];
       
   115 	unsigned int num;
       
   116 	} SHA_CTX;
       
   117 
       
   118 #ifndef OPENSSL_NO_SHA0
       
   119 IMPORT_C int SHA_Init(SHA_CTX *c);
       
   120 IMPORT_C int SHA_Update(SHA_CTX *c, const void *data, size_t len);
       
   121 IMPORT_C int SHA_Final(unsigned char *md, SHA_CTX *c);
       
   122 IMPORT_C unsigned char *SHA(const unsigned char *d, size_t n, unsigned char *md);
       
   123 IMPORT_C void SHA_Transform(SHA_CTX *c, const unsigned char *data);
       
   124 #endif
       
   125 #ifndef OPENSSL_NO_SHA1
       
   126 IMPORT_C int SHA1_Init(SHA_CTX *c);
       
   127 IMPORT_C int SHA1_Update(SHA_CTX *c, const void *data, size_t len);
       
   128 IMPORT_C int SHA1_Final(unsigned char *md, SHA_CTX *c);
       
   129 IMPORT_C unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md);
       
   130 IMPORT_C void SHA1_Transform(SHA_CTX *c, const unsigned char *data);
       
   131 #endif
       
   132 #ifdef  __cplusplus
       
   133 }
       
   134 #endif
       
   135 
       
   136 #endif