Source/charon/transforms/hashers/hasher_sha1.h

   1 /**
   2  * @file hasher_sha1.h
   3  *
   4  * @brief Interface for the hasher_sha1_t
   5  *
   6  */
   7
   8 /*
   9  * Copyright (C) 2005 Jan Hutter, Martin Willi
  10  * Hochschule fuer Technik Rapperswil
  11  *
  12  * This program is free software; you can redistribute it and/or modify it
  13  * under the terms of the GNU General Public License as published by the
  14  * Free Software Foundation; either version 2 of the License, or (at your
  15  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  20  * for more details.
  21  */
  22
  23 #ifndef HASHER_SHA1_H_
  24 #define HASHER_SHA1_H_
  25
  26 #include <transforms/hashers/hasher.h>
  27
  28
  29 typedef struct hasher_sha1_t hasher_sha1_t;
  30
  31 /**
  32  * @brief Implementation of hasher_t interface using the
  33  * SHA1 algorithm.
  34  *
  35  * @ingroup hashers
  36  */
  37 struct hasher_sha1_t {
  38
  39         /**
  40          * generic hasher_t interface for this hasher
  41          */
  42         hasher_t hasher_interface;
  43 };
  44
  45 /**
  46  * @brief Creates a new hasher_sha1_t.
  47  *
  48  * @return
  49  *                              - hasher_sha1_t if successfully
  50  *                              - NULL if out of ressources
  51  *
  52  * @ingroup hashers
  53  */
  54 hasher_sha1_t *hasher_sha1_create();
  55
  56 #endif /*HASHER_SHA1_H_*/