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/* The source in this file is derived from the reference implementation
* in RFC 2617.
* RFC 2617 is Copyright (C) The Internet Society (1999). All Rights Reserved.
*
* The following copyright and licence statement covers all changes made to the
* reference implementation.
*
* Key changes to the reference implementation were:
* alteration to a plain C layout.
* Create CvtBin function
* Allow CalcHA1 to make use of precaculated username:password:realm hash's
* to prevent squid knowing the users password (idea suggested in RFC 2617).
*/
/*
* $Id: rfc2617.h,v 1.5 2003/01/23 00:36:47 robertc Exp $
*
* DEBUG:
* AUTHOR: RFC 2617 & Robert Collins
*
* SQUID Internet Object Cache http://squid.nlanr.net/Squid/
* ----------------------------------------------------------
*
* Squid is the result of efforts by numerous individuals from the
* Internet community. Development is led by Duane Wessels of the
* National Laboratory for Applied Network Research and funded by the
* National Science Foundation. Squid is Copyrighted (C) 1998 by
* the Regents of the University of California. Please see the
* COPYRIGHT file for full details. Squid incorporates software
* developed and/or copyrighted by other sources. Please see the
* CREDITS file for full details.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
*
*/
#ifndef SQUID_RFC2617_H
#define SQUID_RFC2617_H
#define HASHLEN 16
typedef char HASH[HASHLEN];
#define HASHHEXLEN 32
typedef char HASHHEX[HASHHEXLEN + 1];
/* calculate H(A1) as per HTTP Digest spec */
SQUIDCEXTERN void DigestCalcHA1(
const char *pszAlg,
const char *pszUserName,
const char *pszRealm,
const char *pszPassword,
const char *pszNonce,
const char *pszCNonce,
HASH HA1,
HASHHEX SessionKey
);
/* calculate request-digest/response-digest as per HTTP Digest spec */
SQUIDCEXTERN void DigestCalcResponse(
const HASHHEX HA1, /* H(A1) */
const char *pszNonce, /* nonce from server */
const char *pszNonceCount, /* 8 hex digits */
const char *pszCNonce, /* client nonce */
const char *pszQop, /* qop-value: "", "auth", "auth-int" */
const char *pszMethod, /* method from the request */
const char *pszDigestUri, /* requested URL */
const HASHHEX HEntity, /* H(entity body) if qop="auth-int" */
HASHHEX Response /* request-digest or response-digest */
);
SQUIDCEXTERN void CvtHex(const HASH Bin, HASHHEX Hex);
SQUIDCEXTERN void CvtBin(const HASHHEX Hex, HASH Bin);
#endif /* SQUID_RFC2617_H */
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