/*
* Copyright (C) 2010-2011 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO 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 3 of the License, or
* (at your option) any later version.
*
* DOUBANGO 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 DOUBANGO.
*
*/

/**@file tsip_header_Authorization.h
 * @brief SIP header 'Authorization'.
 *
 * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
 *

 */
#ifndef _TSIP_HEADER_AUTHORIZATION_H_
#define _TSIP_HEADER_AUTHORIZATION_H_

#include "tinysip_config.h"
#include "tinysip/headers/tsip_header.h"

TSIP_BEGIN_DECLS

////////////////////////////////////////////////////////////////////////////////////////////////////
///
/// @brief	SIP header 'Authorization' as per RFC 3261 subclause .
///
/// @par ABNF = Authorization	= 	"Authorization" HCOLON credentials
/// 								credentials	= 	("Digest" LWS digest-response) / other-response
/// 								digest-response	= 	dig-resp *(COMMA dig-resp)
/// 								dig-resp	= 	username / realm / nonce / digest-uri / dresponse / algorithm / cnonce / opaque / message-qop / nonce-count / auth-param / auts
/// 								username	= 	"username" EQUAL username-value
/// 								username-value	= 	quoted-string
/// 								digest-uri	= 	"uri" EQUAL LDQUOT digest-uri-value RDQUOT
/// 								digest-uri-value	= 	auth-request-uri ; equal to request-uri as specified by HTTP/1.1
/// 								message-qop	= 	"qop" EQUAL qop-value
/// 								cnonce	= 	"cnonce" EQUAL cnonce-value
/// 								cnonce-value	= 	nonce-value
/// 								nonce-count	= 	"nc" EQUAL nc-value
/// 								nc-value	= 	8LHEX
/// 								dresponse	= 	"response" EQUAL request-digest
/// 								request-digest	= 	LDQUOT 32LHEX RDQUOT
/// 								auth-request-uri = not-defined
///
/// 								auth-param	= 	auth-param-name EQUAL ( token / quoted-string )
/// 								auth-param-name	= 	token
///
/// 								other-response	= 	auth-scheme LWS auth-param *(COMMA auth-param)
/// 								auth-scheme	= 	token
/// 								auts	= 	"auts" EQUAL auts-param
/// 								auts-param	= 	LDQUOT auts-value RDQUOT
/// 								auts-value	= 	[base64 encoding of AUTS]
///
////////////////////////////////////////////////////////////////////////////////////////////////////
typedef struct tsip_header_Authorization_s {
    TSIP_DECLARE_HEADER;

    char* scheme;
    char* username;
    char* realm;
    char* nonce;
    char* uri;
    char* response;
    char* algorithm;
    char* cnonce;
    char* opaque;
    char* qop;
    char* nc;
}
tsip_header_Authorization_t;

TINYSIP_API tsip_header_Authorization_t* tsip_header_Authorization_create();

TINYSIP_API tsip_header_Authorization_t *tsip_header_Authorization_parse(const char *data, tsk_size_t size);

TINYSIP_GEXTERN const tsk_object_def_t *tsip_header_Authorization_def_t;

TSIP_END_DECLS

#endif /* _TSIP_HEADER_AUTHORIZATION_H_ */