projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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, <[email protected]> |
| 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 | ||
| 21 | #include <linux/config.h> | |
| 22 | #include <linux/icmp.h> | |
| 1da177e4 | 23 | |
| 14c85021 | 24 | #include <net/inet_sock.h> |
| 1da177e4 | 25 | #include <net/snmp.h> |
| 1da177e4 LT |
26 | |
| 27 | struct icmp_err { | |
| 28 | int errno; | |
| 29 | unsigned fatal:1; | |
| 30 | }; | |
| 31 | ||
| 32 | extern struct icmp_err icmp_err_convert[]; | |
| 33 | DECLARE_SNMP_STAT(struct icmp_mib, icmp_statistics); | |
| 34 | #define ICMP_INC_STATS(field) SNMP_INC_STATS(icmp_statistics, field) | |
| 35 | #define ICMP_INC_STATS_BH(field) SNMP_INC_STATS_BH(icmp_statistics, field) | |
| 36 | #define ICMP_INC_STATS_USER(field) SNMP_INC_STATS_USER(icmp_statistics, field) | |
| 37 | ||
| 14c85021 ACM |
38 | struct dst_entry; |
| 39 | struct net_proto_family; | |
| 40 | struct sk_buff; | |
| 41 | ||
| 1da177e4 LT |
42 | extern void icmp_send(struct sk_buff *skb_in, int type, int code, u32 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 void icmp_init(struct net_proto_family *ops); | |
| 46 | ||
| 47 | /* Move into dst.h ? */ | |
| 48 | extern int xrlim_allow(struct dst_entry *dst, int timeout); | |
| 49 | ||
| 50 | struct raw_sock { | |
| 51 | /* inet_sock has to be the first member */ | |
| 52 | struct inet_sock inet; | |
| 53 | struct icmp_filter filter; | |
| 54 | }; | |
| 55 | ||
| 56 | static inline struct raw_sock *raw_sk(const struct sock *sk) | |
| 57 | { | |
| 58 | return (struct raw_sock *)sk; | |
| 59 | } | |
| 60 | ||
| 20380731 ACM |
61 | extern int sysctl_icmp_echo_ignore_all; |
| 62 | extern int sysctl_icmp_echo_ignore_broadcasts; | |
| 63 | extern int sysctl_icmp_ignore_bogus_error_responses; | |
| 64 | extern int sysctl_icmp_errors_use_inbound_ifaddr; | |
| 65 | extern int sysctl_icmp_ratelimit; | |
| 66 | extern int sysctl_icmp_ratemask; | |
| 67 | ||
| 1da177e4 | 68 | #endif /* _ICMP_H */ |