From fb8b43dbce8bc310718614384297aeaabb9a3cbb Mon Sep 17 00:00:00 2001
From: Michael Krelin <hacker@klever.net>
Date: Mon, 05 Jul 2004 01:53:09 +0000
Subject: initial commit into svn repository

git-svn-id: http://svn.klever.net/kin/bigbrother/trunk@1 fe716a7a-6dde-0310-88d9-d003556173a8
---
(limited to 'shared-code/ip_icmp.h')

diff --git a/shared-code/ip_icmp.h b/shared-code/ip_icmp.h
new file mode 100644
index 0000000..acaf7e9
--- a/dev/null
+++ b/shared-code/ip_icmp.h
@@ -0,0 +1,91 @@
+#ifndef IP_ICMPHEADER
+
+#define IP_ICMPHEADER
+
+struct icmp {
+       BYTE icmp_type;
+       BYTE icmp_code;
+       WORD icmp_cksum;
+       WORD icmp_id;
+       WORD icmp_seq;
+       char icmp_data[1];
+};
+
+#define SIZE_ICMP_HDR   8
+#define SIZE_TIME_DATA  8
+
+struct ip {
+       BYTE    ip_hl:4,                /* header length */
+               ip_v:4;                 /* version */
+       BYTE    ip_tos;                 /* type of service */
+       short   ip_len;                 /* total length */
+       u_short ip_id;                  /* identification */
+       short   ip_off;                 /* fragment offset field */
+       BYTE    ip_ttl;                 /* time to live */
+       BYTE    ip_p;                   /* protocol */
+       u_short ip_sum;                 /* checksum */
+       struct  in_addr ip_src,ip_dst;  /* source and dest address */
+};
+
+#define ICMP_ECHOREPLY            0    /* echo reply */
+#define ICMP_UNREACH              3    /* dest unreachable, codes: */
+#define   ICMP_UNREACH_NET        0    /* bad net */
+#define   ICMP_UNREACH_HOST       1    /* bad host */
+#define   ICMP_UNREACH_PROTOCOL   2    /* bad protocol */
+#define   ICMP_UNREACH_PORT       3    /* bad port */
+#define   ICMP_UNREACH_NEEDFRAG   4    /* IP_DF caused drop */
+#define   ICMP_UNREACH_SRCFAIL    5    /* src route failed */
+#define ICMP_SOURCEQUENCH         4    /* packet lost, slow down */
+#define ICMP_REDIRECT             5    /* shorter route, codes: */
+#define   ICMP_REDIRECT_NET       0    /* for network */
+#define   ICMP_REDIRECT_HOST      1    /* for host */
+#define   ICMP_REDIRECT_TOSNET    2    /* for tos and net */
+#define   ICMP_REDIRECT_TOSHOST   3    /* for tos and host */
+#define ICMP_ECHO                 8    /* echo service */
+#define ICMP_TIMXCEED             11   /* time exceeded, code: */
+#define   ICMP_TIMXCEED_INTRANS   0    /* ttl==0 in transit */
+#define   ICMP_TIMXCEED_REASS     1    /* ttl==0 in reass */
+#define ICMP_PARAMPROB            12   /* ip header bad */
+#define ICMP_TSTAMP               13   /* timestamp request */
+#define ICMP_TSTAMPREPLY          14   /* timestamp reply */
+#define ICMP_IREQ                 15   /* information request */
+#define ICMP_IREQREPLY            16   /* information reply */
+#define ICMP_MASKREQ              17   /* address mask request */
+#define ICMP_MASKREPLY            18   /* address mask reply */
+
+#define ICMP_MAXTYPE              18
+
+#define ICMP_MINLEN     8                               /* abs minimum */
+#define ICMP_TSLEN      (8 + 3 * sizeof (n_time))       /* timestamp */
+#define ICMP_MASKLEN    12                              /* address mask */
+#define ICMP_ADVLENMIN  (8 + sizeof (struct ip) + 8)    /* min */
+#define ICMP_ADVLEN(p)  (8 + ((p)->icmp_ip.ip_hl << 2) + 8)
+
+#define STNORM          0
+
+/* Definition of the lowest telnet byte following an IAC byte */
+#define LOW_TEL_OPT 236
+
+#define TEL_EOF     236
+#define SUSP        237
+#define ABORT       238
+
+#define SE          240
+#define NOP         241
+#define DM          242
+#define BREAK       243
+#define IP          244
+#define AO          245
+#define AYT         246
+#define EC          247
+#define EL          248
+#define GOAHEAD     249
+#define SB          250
+#define WILL        251
+#define WONT        252
+#define DO          253
+#define DONT        254
+#define IAC         255
+
+#endif
+
--
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