can: raw: raw_setsockopt: limit number of can_filter that can be set
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / net / icmp.h
CommitLineData
1da177e4
LT
1/*
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.
5 *
6 * Definitions for the ICMP module.
7 *
8 * Version: @(#)icmp.h 1.0.4 05/13/93
9 *
02c30a84 10 * Authors: Ross Biro
1da177e4
LT
11 * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
12 *
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.
17 */
18#ifndef _ICMP_H
19#define _ICMP_H
20
1da177e4 21#include <linux/icmp.h>
1da177e4 22
14c85021 23#include <net/inet_sock.h>
1da177e4 24#include <net/snmp.h>
1da177e4
LT
25
26struct icmp_err {
27 int errno;
95c96174 28 unsigned int fatal:1;
1da177e4
LT
29};
30
e754834e 31extern const struct icmp_err icmp_err_convert[];
b60538a0
PE
32#define ICMP_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.icmp_statistics, field)
33#define ICMP_INC_STATS_BH(net, field) SNMP_INC_STATS_BH((net)->mib.icmp_statistics, field)
acb32ba3
ED
34#define ICMPMSGOUT_INC_STATS(net, field) SNMP_INC_STATS_ATOMIC_LONG((net)->mib.icmpmsg_statistics, field+256)
35#define ICMPMSGIN_INC_STATS_BH(net, field) SNMP_INC_STATS_ATOMIC_LONG((net)->mib.icmpmsg_statistics, field)
1da177e4 36
14c85021
ACM
37struct dst_entry;
38struct net_proto_family;
39struct sk_buff;
0388b004 40struct net;
14c85021 41
e4883014 42extern void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info);
1da177e4 43extern int icmp_rcv(struct sk_buff *skb);
5b052042 44extern void icmp_err(struct sk_buff *, u32 info);
a5710d65 45extern int icmp_init(void);
0388b004 46extern void icmp_out_count(struct net *net, unsigned char type);
1da177e4 47
1da177e4 48#endif /* _ICMP_H */