Btrfs: release space on error in page_mkwrite
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / include / net / icmp.h
blobf0698b955b73c7ab41051fdf6508f4ab827932c0
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.
6 * Definitions for the ICMP module.
8 * Version: @(#)icmp.h 1.0.4 05/13/93
10 * Authors: Ross Biro
11 * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
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.
18 #ifndef _ICMP_H
19 #define _ICMP_H
21 #include <linux/icmp.h>
23 #include <net/inet_sock.h>
24 #include <net/snmp.h>
26 struct icmp_err {
27 int errno;
28 unsigned fatal:1;
31 extern const struct icmp_err icmp_err_convert[];
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)
34 #define ICMPMSGOUT_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.icmpmsg_statistics, field+256)
35 #define ICMPMSGIN_INC_STATS_BH(net, field) SNMP_INC_STATS_BH((net)->mib.icmpmsg_statistics, field)
37 struct dst_entry;
38 struct net_proto_family;
39 struct sk_buff;
40 struct net;
42 extern void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info);
43 extern int icmp_rcv(struct sk_buff *skb);
44 extern int icmp_ioctl(struct sock *sk, int cmd, unsigned long arg);
45 extern int icmp_init(void);
46 extern void icmp_out_count(struct net *net, unsigned char type);
48 #endif /* _ICMP_H */