pjs/netwerk/protocol/http/nsHttpDigestAuth.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Justin Bradford <jab@atdot.org> (original author of nsDigestAuth.h)
* An-Cheng Huang <pach@cs.cmu.edu>
* Darin Fisher <darin@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsDigestAuth_h__
#define nsDigestAuth_h__
#include "nsIHttpAuthenticator.h"
#include "nsICryptoHash.h"
#include "nsString.h"
#include "nsCOMPtr.h"
#define ALGO_SPECIFIED 0x01
#define ALGO_MD5 0x02
#define ALGO_MD5_SESS 0x04
#define QOP_AUTH 0x01
#define QOP_AUTH_INT 0x02
#define DIGEST_LENGTH 16
#define EXPANDED_DIGEST_LENGTH 32
#define NONCE_COUNT_LENGTH 8
//-----------------------------------------------------------------------------
// nsHttpDigestAuth
//-----------------------------------------------------------------------------
class nsHttpDigestAuth : public nsIHttpAuthenticator
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIHTTPAUTHENTICATOR
nsHttpDigestAuth();
~nsHttpDigestAuth();
protected:
nsresult ExpandToHex(const char * digest, char * result);
nsresult CalculateResponse(const char * ha1_digest,
const char * ha2_digest,
const nsAFlatCString & nonce,
PRUint16 qop,
const char * nonce_count,
const nsAFlatCString & cnonce,
char * result);
nsresult CalculateHA1(const nsAFlatCString & username,
const nsAFlatCString & password,
const nsAFlatCString & realm,
PRUint16 algorithm,
const nsAFlatCString & nonce,
const nsAFlatCString & cnonce,
char * result);
nsresult CalculateHA2(const nsAFlatCString & http_method,
const nsAFlatCString & http_uri_path,
PRUint16 qop,
const char * body_digest,
char * result);
nsresult ParseChallenge(const char * challenge,
nsACString & realm,
nsACString & domain,
nsACString & nonce,
nsACString & opaque,
PRBool * stale,
PRUint16 * algorithm,
PRUint16 * qop);
// result is in mHashBuf
nsresult MD5Hash(const char *buf, PRUint32 len);
nsresult GetMethodAndPath(nsIHttpAuthenticableChannel *,
PRBool, nsCString &, nsCString &);
// append the quoted version of value to aHeaderLine
nsresult AppendQuotedString(const nsACString & value,
nsACString & aHeaderLine);
protected:
nsCOMPtr<nsICryptoHash> mVerifier;
char mHashBuf[DIGEST_LENGTH];
};
#endif // nsHttpDigestAuth_h__