gsasl  1.8.0
challenge.h
Go to the documentation of this file.
00001 /* challenge.h --- Generate a CRAM-MD5 challenge string.
00002  * Copyright (C) 2002-2012 Simon Josefsson
00003  *
00004  * This file is part of GNU SASL Library.
00005  *
00006  * GNU SASL Library is free software; you can redistribute it and/or
00007  * modify it under the terms of the GNU Lesser General Public License
00008  * as published by the Free Software Foundation; either version 2.1 of
00009  * the License, or (at your option) any later version.
00010  *
00011  * GNU SASL Library is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014  * Lesser General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public
00017  * License along with GNU SASL Library; if not, write to the Free
00018  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019  * Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef CHALLENGE_H
00024 #define CHALLENGE_H
00025 
00026 #define CRAM_MD5_CHALLENGE_LEN 35
00027 
00028 /* Store zero terminated CRAM-MD5 challenge in output buffer.  The
00029    CHALLENGE buffer must be allocated by the caller, and must have
00030    room for CRAM_MD5_CHALLENGE_LEN characters.  Returns 0 on success,
00031    and -1 on randomness problems.  */
00032 extern int cram_md5_challenge (char challenge[CRAM_MD5_CHALLENGE_LEN]);
00033 
00034 #endif /* CHALLENGE_H */