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Dependencies:   mbed

NetServices/services/mysql/sha1.h@0:8cdad1c73e8e, 2012-03-25 (annotated)

Committer:
bfictorie
Date:
Sun Mar 25 17:26:30 2012 +0000
Revision:
0:8cdad1c73e8e

        

        
Who changed what in which revision?

        

            
                
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/* 





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 * \file sha1.h





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 *





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 *  Copyright (C) 2006-2010, Paul Bakker <polarssl_maintainer at polarssl.org>





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 *  All rights reserved.





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 *





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 *  This program is free software; you can redistribute it and/or modify





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 *  it under the terms of the GNU General Public License as published by





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 *  the Free Software Foundation; either version 2 of the License, or





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 *  (at your option) any later version.





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 *





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 *  This program is distributed in the hope that it will be useful,





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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of





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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the





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 *  GNU General Public License for more details.





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 *





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 *  You should have received a copy of the GNU General Public License along





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 *  with this program; if not, write to the Free Software Foundation, Inc.,





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 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.





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 */





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#ifndef POLARSSL_SHA1_H





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#define POLARSSL_SHA1_H





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/* 





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 * \brief          SHA-1 context structure





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 */





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typedef struct





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{





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    unsigned long total[2];     /*!< number of bytes processed  */





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    unsigned long state[5];     /*!< intermediate digest state  */





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    unsigned char buffer[64];   /*!< data block being processed */





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    unsigned char ipad[64];     /*!< HMAC: inner padding        */





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    unsigned char opad[64];     /*!< HMAC: outer padding        */





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}





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sha1_context;





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#ifdef __cplusplus





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extern "C" {





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#endif





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/* 





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 * \brief          SHA-1 context setup





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 *





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 * \param ctx      context to be initialized





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 */





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void sha1_starts( sha1_context *ctx );





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/* 





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 * \brief          SHA-1 process buffer





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 *





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 * \param ctx      SHA-1 context





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 * \param input    buffer holding the  data





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 * \param ilen     length of the input data





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 */





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void sha1_update( sha1_context *ctx, const unsigned char *input, int ilen );





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/* 





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 * \brief          SHA-1 final digest





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 *





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 * \param ctx      SHA-1 context





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 * \param output   SHA-1 checksum result





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 */





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void sha1_finish( sha1_context *ctx, unsigned char output[20] );





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/* 





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 * \brief          Output = SHA-1( input buffer )





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 *





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 * \param input    buffer holding the  data





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 * \param ilen     length of the input data





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 * \param output   SHA-1 checksum result





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 */





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void sha1( const unsigned char *input, int ilen, unsigned char output[20] );





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#if 0 //No need for that





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/* 





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 * \brief          Output = SHA-1( file contents )





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 *





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 * \param path     input file name





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 * \param output   SHA-1 checksum result





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 *





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 * \return         0 if successful, 1 if fopen failed,





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 *                 or 2 if fread failed





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 */





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int sha1_file( const char *path, unsigned char output[20] );





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#endif





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/* 





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 * \brief          SHA-1 HMAC context setup





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 *





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 * \param ctx      HMAC context to be initialized





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 * \param key      HMAC secret key





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 * \param keylen   length of the HMAC key





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 */





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void sha1_hmac_starts( sha1_context *ctx, const unsigned char *key, int keylen );





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/* 





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 * \brief          SHA-1 HMAC process buffer





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 *





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 * \param ctx      HMAC context





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 * \param input    buffer holding the  data





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 * \param ilen     length of the input data





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 */





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void sha1_hmac_update( sha1_context *ctx, const unsigned char *input, int ilen );





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/* 





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 * \brief          SHA-1 HMAC final digest





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 *





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 * \param ctx      HMAC context





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 * \param output   SHA-1 HMAC checksum result





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 */





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void sha1_hmac_finish( sha1_context *ctx, unsigned char output[20] );





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/* 





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 * \brief          SHA-1 HMAC context reset





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 *





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 * \param ctx      HMAC context to be reset





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 */





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void sha1_hmac_reset( sha1_context *ctx );





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/* 





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 * \brief          Output = HMAC-SHA-1( hmac key, input buffer )





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 *





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 * \param key      HMAC secret key





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 * \param keylen   length of the HMAC key





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 * \param input    buffer holding the  data





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 * \param ilen     length of the input data





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 * \param output   HMAC-SHA-1 result





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 */





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void sha1_hmac( const unsigned char *key, int keylen,





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                const unsigned char *input, int ilen,





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                unsigned char output[20] );





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/* 





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 * \brief          Checkup routine





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 *





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 * \return         0 if successful, or 1 if the test failed





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 */





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int sha1_self_test( int verbose );





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#ifdef __cplusplus





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}





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#endif





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#endif /* sha1.h */