11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * INET An implementation of the TCP/IP protocol suite for the LINUX 31da177e4SLinus Torvalds * operating system. INET is implemented using the BSD Socket 41da177e4SLinus Torvalds * interface as the means of communication with the user level. 51da177e4SLinus Torvalds * 61da177e4SLinus Torvalds * Definitions for the ICMP module. 71da177e4SLinus Torvalds * 81da177e4SLinus Torvalds * Version: @(#)icmp.h 1.0.4 05/13/93 91da177e4SLinus Torvalds * 1002c30a84SJesper Juhl * Authors: Ross Biro 111da177e4SLinus Torvalds * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> 121da177e4SLinus Torvalds * 131da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or 141da177e4SLinus Torvalds * modify it under the terms of the GNU General Public License 151da177e4SLinus Torvalds * as published by the Free Software Foundation; either version 161da177e4SLinus Torvalds * 2 of the License, or (at your option) any later version. 171da177e4SLinus Torvalds */ 181da177e4SLinus Torvalds #ifndef _ICMP_H 191da177e4SLinus Torvalds #define _ICMP_H 201da177e4SLinus Torvalds 211da177e4SLinus Torvalds #include <linux/icmp.h> 221da177e4SLinus Torvalds 2314c85021SArnaldo Carvalho de Melo #include <net/inet_sock.h> 241da177e4SLinus Torvalds #include <net/snmp.h> 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds struct icmp_err { 271da177e4SLinus Torvalds int errno; 2895c96174SEric Dumazet unsigned int fatal:1; 291da177e4SLinus Torvalds }; 301da177e4SLinus Torvalds 31e754834eSAlexey Dobriyan extern const struct icmp_err icmp_err_convert[]; 32b60538a0SPavel Emelyanov #define ICMP_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.icmp_statistics, field) 33b60538a0SPavel Emelyanov #define ICMP_INC_STATS_BH(net, field) SNMP_INC_STATS_BH((net)->mib.icmp_statistics, field) 34acb32ba3SEric Dumazet #define ICMPMSGOUT_INC_STATS(net, field) SNMP_INC_STATS_ATOMIC_LONG((net)->mib.icmpmsg_statistics, field+256) 35acb32ba3SEric Dumazet #define ICMPMSGIN_INC_STATS_BH(net, field) SNMP_INC_STATS_ATOMIC_LONG((net)->mib.icmpmsg_statistics, field) 361da177e4SLinus Torvalds 3714c85021SArnaldo Carvalho de Melo struct dst_entry; 3814c85021SArnaldo Carvalho de Melo struct net_proto_family; 3914c85021SArnaldo Carvalho de Melo struct sk_buff; 400388b004SPavel Emelyanov struct net; 4114c85021SArnaldo Carvalho de Melo 42*e60ab84dSJoe Perches void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info); 43*e60ab84dSJoe Perches int icmp_rcv(struct sk_buff *skb); 44*e60ab84dSJoe Perches void icmp_err(struct sk_buff *skb, u32 info); 45*e60ab84dSJoe Perches int icmp_init(void); 46*e60ab84dSJoe Perches void icmp_out_count(struct net *net, unsigned char type); 471da177e4SLinus Torvalds 481da177e4SLinus Torvalds #endif /* _ICMP_H */ 49