projects / mirror_ubuntu-bionic-kernel.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, <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 | |
| 26 | struct icmp_err { | |
| 27 | int errno; | |
| 28 | unsigned fatal:1; | |
| 29 | }; | |
| 30 | ||
| 31 | extern struct icmp_err icmp_err_convert[]; | |
| 32 | DECLARE_SNMP_STAT(struct icmp_mib, icmp_statistics); | |
| 96793b48 | 33 | DECLARE_SNMP_STAT(struct icmpmsg_mib, icmpmsg_statistics); |
| 75c939bb | 34 | #define ICMP_INC_STATS(net, field) SNMP_INC_STATS(icmp_statistics, field) |
| dcfc23ca | 35 | #define ICMP_INC_STATS_BH(net, field) SNMP_INC_STATS_BH(icmp_statistics, field) |
| 903fc196 | 36 | #define ICMPMSGOUT_INC_STATS(net, field) SNMP_INC_STATS(icmpmsg_statistics, field+256) |
| f66ac03d | 37 | #define ICMPMSGIN_INC_STATS_BH(net, field) SNMP_INC_STATS_BH(icmpmsg_statistics, field) |
| 1da177e4 | 38 | |
| 14c85021 ACM |
39 | struct dst_entry; |
| 40 | struct net_proto_family; | |
| 41 | struct sk_buff; | |
| 0388b004 | 42 | struct net; |
| 14c85021 | 43 | |
| e4883014 | 44 | extern void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info); |
| 1da177e4 LT |
45 | extern int icmp_rcv(struct sk_buff *skb); |
| 46 | extern int icmp_ioctl(struct sock *sk, int cmd, unsigned long arg); | |
| a5710d65 | 47 | extern int icmp_init(void); |
| 0388b004 | 48 | extern void icmp_out_count(struct net *net, unsigned char type); |
| 1da177e4 LT |
49 | |
| 50 | /* Move into dst.h ? */ | |
| 51 | extern int xrlim_allow(struct dst_entry *dst, int timeout); | |
| 52 | ||
| 53 | struct raw_sock { | |
| 54 | /* inet_sock has to be the first member */ | |
| 55 | struct inet_sock inet; | |
| 56 | struct icmp_filter filter; | |
| 57 | }; | |
| 58 | ||
| 59 | static inline struct raw_sock *raw_sk(const struct sock *sk) | |
| 60 | { | |
| 61 | return (struct raw_sock *)sk; | |
| 62 | } | |
| 63 | ||
| 64 | #endif /* _ICMP_H */ |