* Options Reply Module
 * Copyright (C) 2001-2003 FhG Fokus
 * This file is part of Kamailio, a free SIP server.
 * Kamailio 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
 * Kamailio is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

 * \file siputils/options.c
 * \brief SIP-utils :: Options reply modules
 * \ingroup siputils
 * Module: \ref siputils

#ifndef OPT_RPL_H
#define OPT_RPL_H

#include "../../str.h"
#include "../../parser/msg_parser.h"
#include "../../modules/sl/sl.h"

#define ACPT_STR "Accept: "
#define ACPT_STR_LEN 8
#define ACPT_ENC_STR "Accept-Encoding: "
#define ACPT_ENC_STR_LEN 17
#define ACPT_LAN_STR "Accept-Language: "
#define ACPT_LAN_STR_LEN 17
#define SUPT_STR "Supported: "
#define SUPT_STR_LEN 11
#define HF_SEP_STR "\r\n"
#define HF_SEP_STR_LEN 2

 * I think RFC3261 is not precise if a proxy should accept any
 * or no body (because it is not the endpoint of the media)
#define ACPT_DEF "*/*"
#define ACPT_ENC_DEF ""
#define ACPT_LAN_DEF "en"
#define SUPT_DEF ""

extern sl_api_t opt_slb;

extern str opt_accept;
extern str opt_accept_enc;
extern str opt_accept_lang;
extern str opt_supported;

int opt_reply(struct sip_msg* _msg, char* _foo, char* _bar);