diam_tcp.h

用来作为linux中SIP SERVER,完成VOIP网络电话中服务器的功能

/*
 * $Id: diam_tcp.h,v 1.2 2004/08/24 08:58:23 janakj Exp $
 * Accounting module
 * Copyright (C) 2001-2003 FhG Fokus
 *
 * This file is part of ser, a free SIP server.
 *
 * ser 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
 *
 * For a license to use the ser software under conditions
 * other than those described here, or to purchase support for this
 * software, please contact iptel.org by e-mail at the following addresses:
 *    [e-mail]
 *
 * ser 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  02111-1307  USA
 */
#ifdef DIAM_ACC

#ifndef ACC_TCP
#define ACC_TCP

#include "../../str.h"
#include "../../parser/msg_parser.h"
#include "defs.h"

#define AAA_ERROR			-1
#define AAA_CONN_CLOSED		-2
#define AAA_TIMEOUT			-3
#define ACC_SUCCESS			0
#define ACC_FAILURE			1

#define AAA_NO_CONNECTION 	-1

#define MAX_WAIT_SEC	2
#define MAX_WAIT_USEC	0

#define MAX_AAA_MSG_SIZE  65536

#define CONN_SUCCESS	 1 
#define CONN_ERROR		-1
#define CONN_CLOSED		-2

#define MAX_TRIES		10

int sockfd;

int do_read( int socket, rd_buf_t *p);
void reset_read_buffer(rd_buf_t *rb);

/* it initializes the TCP connection */ 
int init_mytcp(char* host, int port);
/* send a message over an already opened TCP connection */
int tcp_send_recv(int sockfd, char* buf, int len, rd_buf_t* rb, 
					unsigned int waited_id);
void close_tcp_connection(int sfd);

int get_uri(struct sip_msg* m, str** uri);
#endif

#endif