summaryrefslogtreecommitdiffstats
path: root/plugins/linux.h
diff options
context:
space:
mode:
authorStanley Hopcroft <stanleyhopcroft@users.sourceforge.net>2004-12-02 08:44:14 (GMT)
committerStanley Hopcroft <stanleyhopcroft@users.sourceforge.net>2004-12-02 08:44:14 (GMT)
commit3c925e8c0c01f6b4ae966183af19d22b46046785 (patch)
tree2a691570510e28c8cb1f48cb4fcac41ec1204cd8 /plugins/linux.h
parent0eb4526bdaf714dea03af28dde5f4d8e5aea5722 (diff)
downloadmonitoring-plugins-3c925e8c0c01f6b4ae966183af19d22b46046785.tar.gz
For check_icmp plugin from A Ericsson
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@974 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'plugins/linux.h')
-rw-r--r--plugins/linux.h135
1 files changed, 135 insertions, 0 deletions
diff --git a/plugins/linux.h b/plugins/linux.h
new file mode 100644
index 0000000..3b39d32
--- /dev/null
+++ b/plugins/linux.h
@@ -0,0 +1,135 @@
1/*
2 * Special compatibility definitions for linux.
3 *
4 * On the linux platform, several IP-related structures have
5 * different names. Also some of the structure fields have
6 * other names, although the layout is (obviously) fixed.
7 * Several constants are not defined in the standard files.
8 *
9 * @(#)linux.h e07@nikhef.nl (Eric Wassenaar) 960301
10 *
11 * XXX [src] - This is a complete ripoff from the fping program
12 */
13
14#if defined(linux)
15
16#include <endian.h> /* to get the proper BYTE_ORDER */
17
18#if !defined(BYTE_ORDER) || (BYTE_ORDER != BIG_ENDIAN && \
19 BYTE_ORDER != LITTLE_ENDIAN && BYTE_ORDER != PDP_ENDIAN)
20error "Undefined or invalid BYTE_ORDER";
21#endif
22
23/*
24 * Structure of an ip header, without options.
25 */
26
27#define IPVERSION 4
28
29struct ip {
30#if (BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN)
31 u_char ip_hl:4, /* header length */
32 ip_v:4; /* version */
33#else
34 u_char ip_v:4, /* version */
35 ip_hl:4; /* header length */
36#endif
37 u_char ip_tos; /* type of service */
38 short ip_len; /* total length */
39 u_short ip_id; /* identification */
40 short ip_off; /* fragment offset field */
41#define IP_DF 0x4000 /* dont fragment flag */
42#define IP_MF 0x2000 /* more fragments flag */
43 u_char ip_ttl; /* time to live */
44 u_char ip_p; /* protocol */
45 u_short ip_sum; /* checksum */
46 struct in_addr ip_src, ip_dst; /* source and dest address */
47};
48
49#define IP_MAXPACKET 65535 /* maximum packet size */
50
51/*
52 * Structure of an icmp header.
53 */
54
55struct icmp {
56 u_char icmp_type; /* type of message, see below */
57 u_char icmp_code; /* type sub code */
58 u_short icmp_cksum; /* ones complement cksum of struct */
59 union {
60 u_char ih_pptr; /* ICMP_PARAMPROB */
61 struct in_addr ih_gwaddr; /* ICMP_REDIRECT */
62 struct ih_idseq {
63 n_short icd_id;
64 n_short icd_seq;
65 } ih_idseq;
66 int ih_void;
67 } icmp_hun;
68#define icmp_pptr icmp_hun.ih_pptr
69#define icmp_gwaddr icmp_hun.ih_gwaddr
70#define icmp_id icmp_hun.ih_idseq.icd_id
71#define icmp_seq icmp_hun.ih_idseq.icd_seq
72#define icmp_void icmp_hun.ih_void
73 union {
74 struct id_ts {
75 n_time its_otime;
76 n_time its_rtime;
77 n_time its_ttime;
78 } id_ts;
79 struct id_ip {
80 struct ip idi_ip;
81 /* options and then 64 bits of data */
82 } id_ip;
83 u_long id_mask;
84 char id_data[1];
85 } icmp_dun;
86#define icmp_otime icmp_dun.id_ts.its_otime
87#define icmp_rtime icmp_dun.id_ts.its_rtime
88#define icmp_ttime icmp_dun.id_ts.its_ttime
89#define icmp_ip icmp_dun.id_ip.idi_ip
90#define icmp_mask icmp_dun.id_mask
91#define icmp_data icmp_dun.id_data
92};
93
94#define ICMP_MINLEN 8 /* abs minimum */
95
96/*
97 * Definition of icmp type and code field values.
98 */
99
100#define ICMP_ECHOREPLY 0 /* echo reply */
101#define ICMP_UNREACH 3 /* dest unreachable, codes: */
102#define ICMP_UNREACH_NET 0 /* bad net */
103#define ICMP_UNREACH_HOST 1 /* bad host */
104#define ICMP_UNREACH_PROTOCOL 2 /* bad protocol */
105#define ICMP_UNREACH_PORT 3 /* bad port */
106#define ICMP_UNREACH_NEEDFRAG 4 /* IP_DF caused drop */
107#define ICMP_UNREACH_SRCFAIL 5 /* src route failed */
108#define ICMP_SOURCEQUENCH 4 /* packet lost, slow down */
109#define ICMP_REDIRECT 5 /* shorter route, codes: */
110#define ICMP_REDIRECT_NET 0 /* for network */
111#define ICMP_REDIRECT_HOST 1 /* for host */
112#define ICMP_REDIRECT_TOSNET 2 /* for tos and net */
113#define ICMP_REDIRECT_TOSHOST 3 /* for tos and host */
114#define ICMP_ECHO 8 /* echo service */
115#define ICMP_TIMXCEED 11 /* time exceeded, codes: */
116#define ICMP_TIMXCEED_INTRANS 0 /* ttl==0 in transit */
117#define ICMP_TIMXCEED_REASS 1 /* ttl==0 in reass */
118#define ICMP_PARAMPROB 12 /* ip header bad */
119#define ICMP_TSTAMP 13 /* timestamp request */
120#define ICMP_TSTAMPREPLY 14 /* timestamp reply */
121#define ICMP_IREQ 15 /* information request */
122#define ICMP_IREQREPLY 16 /* information reply */
123#define ICMP_MASKREQ 17 /* address mask request */
124#define ICMP_MASKREPLY 18 /* address mask reply */
125
126/*
127 * Definitions needed for the udp header structure.
128 */
129
130#define uh_sport source
131#define uh_dport dest
132#define uh_ulen len
133#define uh_sum check
134
135#endif /* linux */