/* $Id$ * * find & manage listen addresses * * 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: * info@iptel.org * * 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 */ /* * This file contains code that initializes and handles ser listen addresses * lists (struct socket_info). It is used mainly on startup. * * History: * -------- * 2003-10-22 created by andrei */ #ifndef socket_info_h #define socket_info_h #include "ip_addr.h" #include "dprint.h" #include "globals.h" /* struct socket_info is defined in ip_addr.h */ struct socket_info* udp_listen; #ifdef USE_TCP struct socket_info* tcp_listen; #endif #ifdef USE_TLS struct socket_info* tls_listen; #endif int add_listen_iface(char* name, unsigned short port, unsigned short proto, enum si_flags flags); int fix_all_socket_lists(); void print_all_socket_lists(); void print_aliases(); struct socket_info* grep_sock_info(str* host, unsigned short port, unsigned short proto); struct socket_info* find_si(struct ip_addr* ip, unsigned short port, unsigned short proto); /* helper function: * returns next protocol, if the last one is reached return 0 * useful for cycling on the supported protocols */ static inline int next_proto(unsigned short proto) { switch(proto){ case PROTO_NONE: return PROTO_UDP; case PROTO_UDP: #ifdef USE_TCP return (tcp_disable)?0:PROTO_TCP; #else return 0; #endif #ifdef USE_TCP case PROTO_TCP: #ifdef USE_TLS return (tls_disable)?0:PROTO_TLS; #else return 0; #endif #endif #ifdef USE_TLS case PROTO_TLS: return 0; #endif default: LOG(L_ERR, "ERROR: next_proto: unknown proto %d\n", proto); } return 0; } /* gets first non-null socket_info structure * (useful if for. e.g we are not listening on any udp sockets ) */ inline static struct socket_info* get_first_socket() { if (udp_listen) return udp_listen; #ifdef USE_TCP else if (tcp_listen) return tcp_listen; #ifdef USE_TLS else if (tls_listen) return tls_listen; #endif #endif return 0; } #endif