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/*
* Copyright (c) mjh-EDV Beratung, 1996-1999
* mjh-EDV Beratung - 63263 Neu-Isenburg - Rosenstrasse 12
* Tel +49 6102 328279 - Fax +49 6102 328278
* Email info@mjh.teddy-net.com
*
* Author: Jordan Hrycaj <jordan@mjh.teddy-net.com>
*
* $Id: peks-string.h,v 1.4 2000/08/14 21:18:06 jordan Exp $
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* PEKS - private exponent key stuff for Diffie Hellman and El Gamal
*/
#ifndef __PEKS_STRING_H__
#define __PEKS_STRING_H__
/* field separator chars, used when parsing tokens on line */
#ifndef PEKS_FS
#define PEKS_FS " \t\n\r"
#endif
#include "gmp.h"
extern unsigned peks_split_ident
(const char *ident [], const char *, unsigned);
extern char *b64_make_encryption_line /* the 1st argument X must exist */
(const mpz_t *X, const unsigned *Y, const mpz_t *Z,
char *(*)(int,char*(*)(int)), char *(*get_pwd)(int));
extern char *make_peks_key_line
(const char *usr, const char *host, const peks_key *,
char *(*)(int,char*(*)(int)), char *(*get_pwd)(int));
extern int parse_encryption_line
(char **X, char **Y, char **Z, const char *in);
extern peks_key *peks_parse_encryption_line
(const char *in, char *(*)(int,char*(*)(int)), char *(*get_pwd)(int));
extern char *peks_wrap_session_key
(const char *s, unsigned len, const char *type) ;
extern char *peks_unwrap_session_key
(const char **S, unsigned *N, const char *in, unsigned len);
extern char *peks_digest
(const char *dgst, const char *t1, unsigned l1,
const char *t2, unsigned l2);
#endif /* __PEKS_STRING_H__ */
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