gecko/netwerk/protocol/http/nsHttpDigestAuth.h
2012-05-21 12:12:37 +01:00

88 lines
3.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#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,
bool * stale,
PRUint16 * algorithm,
PRUint16 * qop);
// result is in mHashBuf
nsresult MD5Hash(const char *buf, PRUint32 len);
nsresult GetMethodAndPath(nsIHttpAuthenticableChannel *,
bool, 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__