You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
kamailio/raw_sock.h

53 lines
1.8 KiB

/*
* Copyright (C) 2010 iptelorg GmbH
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/** Kamailio core :: raw socket functions.
* @file raw_sock.c
* @ingroup core
* @author andrei
* Module: @ref core
*/
#ifndef _raw_sock_h
#define _raw_sock_h
#include "ip_addr.h"
/** filter for limiting packets received on raw sockets. */
struct raw_filter{
struct net dst;
unsigned short port1;
unsigned short port2;
char proto;
};
extern int raw_ipip;
int raw_socket(int proto, struct ip_addr* ip, str* iface, int iphdr_incl);
int raw_udp4_socket(struct ip_addr* ip, str* iface, int iphdr_incl);
int recvpkt4(int sock, char* buf, int len, union sockaddr_union* from,
union sockaddr_union* to);
int raw_udp4_recv(int rsock, char** buf, int len, union sockaddr_union* from,
union sockaddr_union* to, struct raw_filter* rf);
int raw_udp4_send(int rsock, char* buf, unsigned int len,
union sockaddr_union* from,
union sockaddr_union* to);
int raw_iphdr_udp4_send(int rsock, char* buf, unsigned int len,
union sockaddr_union* from,
union sockaddr_union* to, unsigned short mtu);
#endif /* _raw_sock_h */