2 * INET An implementation of the TCP/IP protocol suite for the LINUX
3 * operating system. INET is implemented using the BSD Socket
4 * interface as the means of communication with the user level.
6 * Definitions for the ICMP module.
8 * Version: @(#)icmp.h 1.0.4 05/13/93
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * as published by the Free Software Foundation; either version
16 * 2 of the License, or (at your option) any later version.
21 #include <linux/icmp.h>
23 #include <net/inet_sock.h>
32 extern const struct icmp_err icmp_err_convert[];
33 #define ICMP_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.icmp_statistics, field)
34 #define __ICMP_INC_STATS(net, field) __SNMP_INC_STATS((net)->mib.icmp_statistics, field)
35 #define ICMPMSGOUT_INC_STATS(net, field) SNMP_INC_STATS_ATOMIC_LONG((net)->mib.icmpmsg_statistics, field+256)
36 #define ICMPMSGIN_INC_STATS(net, field) SNMP_INC_STATS_ATOMIC_LONG((net)->mib.icmpmsg_statistics, field)
39 struct net_proto_family;
43 void __icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info,
44 const struct ip_options *opt);
45 static inline void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info)
47 __icmp_send(skb_in, type, code, info, &IPCB(skb_in)->opt);
50 int icmp_rcv(struct sk_buff *skb);
51 int icmp_err(struct sk_buff *skb, u32 info);
53 void icmp_out_count(struct net *net, unsigned char type);