| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | * |
| 10 | * Authors: Ross Biro, <bir7@leland.Stanford.Edu> |
| 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 | |
| 21 | #include <linux/config.h> |
| 22 | #include <linux/icmp.h> |
| 23 | #include <linux/skbuff.h> |
| 24 | |
| 25 | #include <net/sock.h> |
| 26 | #include <net/protocol.h> |
| 27 | #include <net/snmp.h> |
| 28 | #include <linux/ip.h> |
| 29 | |
| 30 | struct icmp_err { |
| 31 | int errno; |
| 32 | unsigned fatal:1; |
| 33 | }; |
| 34 | |
| 35 | extern struct icmp_err icmp_err_convert[]; |
| 36 | DECLARE_SNMP_STAT(struct icmp_mib, icmp_statistics); |
| 37 | #define ICMP_INC_STATS(field) SNMP_INC_STATS(icmp_statistics, field) |
| 38 | #define ICMP_INC_STATS_BH(field) SNMP_INC_STATS_BH(icmp_statistics, field) |
| 39 | #define ICMP_INC_STATS_USER(field) SNMP_INC_STATS_USER(icmp_statistics, field) |
| 40 | |
| 41 | extern void icmp_send(struct sk_buff *skb_in, int type, int code, u32 info); |
| 42 | extern int icmp_rcv(struct sk_buff *skb); |
| 43 | extern int icmp_ioctl(struct sock *sk, int cmd, unsigned long arg); |
| 44 | extern void icmp_init(struct net_proto_family *ops); |
| 45 | |
| 46 | /* Move into dst.h ? */ |
| 47 | extern int xrlim_allow(struct dst_entry *dst, int timeout); |
| 48 | |
| 49 | struct raw_sock { |
| 50 | /* inet_sock has to be the first member */ |
| 51 | struct inet_sock inet; |
| 52 | struct icmp_filter filter; |
| 53 | }; |
| 54 | |
| 55 | static inline struct raw_sock *raw_sk(const struct sock *sk) |
| 56 | { |
| 57 | return (struct raw_sock *)sk; |
| 58 | } |
| 59 | |
| 60 | #endif /* _ICMP_H */ |