* Creates random packet traces. Useful for debugging sniffers by testing
* assumptions about the veracity of the data found in the packet.
*
- * $Id: randpkt.c,v 1.8 2000/06/11 15:54:03 gerald Exp $
+ * $Id$
+ *
+ * Copyright (C) 1999 by Gilbert Ramirez <gram@alumni.rice.edu>
*
- * Copyright (C) 1999 by Gilbert Ramirez <gram@xiexie.org>
- *
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "config.h"
#endif
+#ifdef NEED_GETOPT_H
+#include "getopt.h"
+#endif
+
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
/* Types of produceable packets */
enum {
PKT_ARP,
+ PKT_BGP,
+ PKT_BVLC,
PKT_DNS,
PKT_ETHERNET,
PKT_FDDI,
+ PKT_GIOP,
PKT_ICMP,
PKT_IP,
PKT_LLC,
+ PKT_M2M,
+ PKT_MEGACO,
PKT_NBNS,
+ PKT_NCP2222,
+ PKT_SCTP,
PKT_SYSLOG,
PKT_TCP,
+ PKT_TDS,
PKT_TR,
PKT_UDP
};
typedef struct {
- char *abbrev;
- char *longname;
- int produceable_type;
- guint8 *sample_buffer;
- int sample_wtap_encap;
- int sample_length;
+ const char *abbrev;
+ const char *longname;
+ int produceable_type;
+ guint8 *sample_buffer;
+ int sample_wtap_encap;
+ int sample_length;
} pkt_example;
/* Ethernet, indicating ARP */
0x0a, 0x01, 0x01, 0x63,
0x05, 0xe8, 0x00, 0x35,
- 0x00, 0x00, 0x2a, 0xb9,
+ 0xff, 0xff, 0x2a, 0xb9,
0x30
};
0xc4, 0x67
};
-/* Ethernet+IP+UP, indicating NBNS */
+/* Ethernet, indicating WiMAX M2M */
+guint8 pkt_m2m[] = {
+ 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0x00, 0x00,
+ 0x32, 0x25, 0x0f, 0xff,
+ 0x08, 0xf0
+};
+
+/* Ethernet+IP+UDP, indicating NBNS */
guint8 pkt_nbns[] = {
0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0x01, 0x01,
0x0a, 0x01, 0x01, 0x63
};
+/* Ethernet+IP+UDP, indicating BVLC */
+guint8 pkt_bvlc[] = {
+ 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0x01, 0x01,
+ 0x01, 0x01, 0x01, 0x01,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x3c,
+ 0xc5, 0x9e, 0x40, 0x00,
+ 0xff, 0x11, 0x01, 0xaa,
+ 0xc1, 0xff, 0x19, 0x1e,
+ 0xc1, 0xff, 0x19, 0xff,
+ 0xba, 0xc0, 0xba, 0xc0,
+ 0x00, 0xff, 0x2d, 0x5e,
+ 0x81
+};
+
+/* TR+LLC+IPX, indicating NCP, with NCP Type == 0x2222 */
+guint8 pkt_ncp2222[] = {
+ 0x10, 0x40, 0x00, 0x00,
+ 0xf6, 0x7c, 0x9b, 0x70,
+ 0x68, 0x00, 0x19, 0x69,
+ 0x95, 0x8b, 0xe0, 0xe0,
+ 0x03, 0xff, 0xff, 0x00,
+ 0x25, 0x02, 0x11, 0x00,
+ 0x00, 0x74, 0x14, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x01, 0x04, 0x51, 0x00,
+ 0x00, 0x00, 0x04, 0x00,
+ 0x02, 0x16, 0x19, 0x7a,
+ 0x84, 0x40, 0x01, 0x22,
+ 0x22
+};
+
+/* Ethernet+IP+TCP, indicating GIOP */
+guint8 pkt_giop[] = {
+ 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0x01, 0x01,
+ 0x01, 0x01, 0x01, 0x01,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0xa6,
+ 0x00, 0x2f, 0x40, 0x00,
+ 0x40, 0x06, 0x3c, 0x21,
+ 0x7f, 0x00, 0x00, 0x01,
+ 0x7f, 0x00, 0x00, 0x01,
+
+ 0x30, 0x39, 0x04, 0x05,
+ 0xac, 0x02, 0x1e, 0x69,
+ 0xab, 0x74, 0xab, 0x64,
+ 0x80, 0x18, 0x79, 0x60,
+ 0xc4, 0xb8, 0x00, 0x00,
+ 0x01, 0x01, 0x08, 0x0a,
+ 0x00, 0x00, 0x48, 0xf5,
+ 0x00, 0x00, 0x48, 0xf5,
+
+ 0x47, 0x49, 0x4f, 0x50,
+ 0x01, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x30,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x01,
+ 0x01
+};
+
+/* Ethernet+IP+TCP, indicating BGP */
+guint8 pkt_bgp[] = {
+ 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0x01, 0x01,
+ 0x01, 0x01, 0x01, 0x01,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0xa6,
+ 0x00, 0x2f, 0x40, 0x00,
+ 0x40, 0x06, 0x3c, 0x21,
+ 0x7f, 0x00, 0x00, 0x01,
+ 0x7f, 0x00, 0x00, 0x01,
+
+ 0x30, 0x39, 0x00, 0xb3,
+ 0xac, 0x02, 0x1e, 0x69,
+ 0xab, 0x74, 0xab, 0x64,
+ 0x80, 0x18, 0x79, 0x60,
+ 0xc4, 0xb8, 0x00, 0x00,
+ 0x01, 0x01, 0x08, 0x0a,
+ 0x00, 0x00, 0x48, 0xf5,
+ 0x00, 0x00, 0x48, 0xf5,
+
+ 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff,
+};
+
+/* Ethernet+IP+TCP, indicating TDS NetLib */
+guint8 pkt_tds[] = {
+ 0x00, 0x50, 0x8b, 0x0d,
+ 0x7a, 0xed, 0x00, 0x08,
+ 0xa3, 0x98, 0x39, 0x81,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x03, 0x8d,
+ 0x90, 0xd4, 0x40, 0x00,
+ 0x7c, 0x06, 0xc3, 0x1b,
+ 0xac, 0x14, 0x02, 0x22,
+ 0x0a, 0xc2, 0xee, 0x82,
+
+ 0x05, 0x99, 0x08, 0xf8,
+ 0xff, 0x4e, 0x85, 0x46,
+ 0xa2, 0xb4, 0x42, 0xaa,
+ 0x50, 0x18, 0x3c, 0x28,
+ 0x0f, 0xda, 0x00, 0x00,
+};
+
+/* Ethernet+IP, indicating SCTP */
+guint8 pkt_sctp[] = {
+ 0x00, 0xa0, 0x80, 0x00,
+ 0x5e, 0x46, 0x08, 0x00,
+ 0x03, 0x4a, 0x00, 0x35,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x7c,
+ 0x14, 0x1c, 0x00, 0x00,
+ 0x3b, 0x84, 0x4a, 0x54,
+ 0x0a, 0x1c, 0x06, 0x2b,
+ 0x0a, 0x1c, 0x06, 0x2c,
+};
+
+
+/* Ethernet+IP+SCTP, indicating MEGACO */
+guint8 pkt_megaco[] = {
+ 0x00, 0xa0, 0x80, 0x00,
+ 0x5e, 0x46, 0x08, 0x00,
+ 0x03, 0x4a, 0x00, 0x35,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x7c,
+ 0x14, 0x1c, 0x00, 0x00,
+ 0x3b, 0x84, 0x4a, 0x54,
+ 0x0a, 0x1c, 0x06, 0x2b,
+ 0x0a, 0x1c, 0x06, 0x2c,
+
+ 0x40, 0x00, 0x0b, 0x80,
+ 0x00, 0x01, 0x6f, 0x0a,
+ 0x6d, 0xb0, 0x18, 0x82,
+ 0x00, 0x03, 0x00, 0x5b,
+ 0x28, 0x02, 0x43, 0x45,
+ 0x00, 0x00, 0xa0, 0xbd,
+ 0x00, 0x00, 0x00, 0x07,
+};
+
/* This little data table drives the whole program */
pkt_example examples[] = {
{ "arp", "Address Resolution Protocol",
PKT_ARP, pkt_arp, WTAP_ENCAP_ETHERNET, array_length(pkt_arp) },
+ { "bgp", "Border Gateway Protocol",
+ PKT_BGP, pkt_bgp, WTAP_ENCAP_ETHERNET, array_length(pkt_bgp) },
+
+ { "bvlc", "BACnet Virtual Link Control",
+ PKT_BVLC, pkt_bvlc, WTAP_ENCAP_ETHERNET, array_length(pkt_bvlc) },
+
{ "dns", "Domain Name Service",
PKT_DNS, pkt_dns, WTAP_ENCAP_ETHERNET, array_length(pkt_dns) },
{ "fddi", "Fiber Distributed Data Interface",
PKT_FDDI, NULL, WTAP_ENCAP_FDDI, 0 },
+ { "giop", "General Inter-ORB Protocol",
+ PKT_GIOP, pkt_giop, WTAP_ENCAP_ETHERNET, array_length(pkt_giop) },
+
{ "icmp", "Internet Control Message Protocol",
PKT_ICMP, pkt_icmp, WTAP_ENCAP_ETHERNET, array_length(pkt_icmp) },
PKT_IP, pkt_ip, WTAP_ENCAP_ETHERNET, array_length(pkt_ip) },
{ "llc", "Logical Link Control",
- PKT_LLC, pkt_llc, WTAP_ENCAP_TR, array_length(pkt_llc) },
+ PKT_LLC, pkt_llc, WTAP_ENCAP_TOKEN_RING, array_length(pkt_llc) },
+
+ { "m2m", "WiMAX M2M Encapsulation Protocol",
+ PKT_M2M, pkt_m2m, WTAP_ENCAP_ETHERNET, array_length(pkt_m2m) },
+
+ { "megaco", "MEGACO",
+ PKT_MEGACO, pkt_megaco, WTAP_ENCAP_ETHERNET, array_length(pkt_megaco) },
{ "nbns", "NetBIOS-over-TCP Name Service",
PKT_NBNS, pkt_nbns, WTAP_ENCAP_ETHERNET, array_length(pkt_nbns) },
+ { "ncp2222", "NetWare Core Protocol",
+ PKT_NCP2222, pkt_ncp2222, WTAP_ENCAP_TOKEN_RING, array_length(pkt_ncp2222) },
+
+ { "sctp", "Stream Control Transmission Protocol",
+ PKT_SCTP, pkt_sctp, WTAP_ENCAP_ETHERNET, array_length(pkt_sctp) },
+
{ "syslog", "Syslog message",
PKT_SYSLOG, pkt_syslog, WTAP_ENCAP_ETHERNET, array_length(pkt_syslog) },
+ { "tds", "TDS NetLib",
+ PKT_TDS, pkt_tds, WTAP_ENCAP_ETHERNET, array_length(pkt_tds) },
+
{ "tcp", "Transmission Control Protocol",
- PKT_TCP, pkt_tcp, WTAP_ENCAP_TR, array_length(pkt_tcp) },
+ PKT_TCP, pkt_tcp, WTAP_ENCAP_TOKEN_RING, array_length(pkt_tcp) },
{ "tr", "Token-Ring",
- PKT_TR, NULL, WTAP_ENCAP_TR, 0 },
+ PKT_TR, NULL, WTAP_ENCAP_TOKEN_RING, 0 },
{ "udp", "User Datagram Protocol",
- PKT_UDP, pkt_udp, WTAP_ENCAP_ETHERNET, array_length(pkt_udp) }
+ PKT_UDP, pkt_udp, WTAP_ENCAP_ETHERNET, array_length(pkt_udp) },
+
};
int produce_max_bytes = 5000;
pkt_example *example;
- while ((opt = getopt(argc, argv, "b:c:t:")) != EOF) {
+ while ((opt = getopt(argc, argv, "b:c:t:")) != -1) {
switch (opt) {
case 'b': /* max bytes */
produce_max_bytes = atoi(optarg);
example = find_example(produce_type);
- pkthdr.ts.tv_sec = 0;
- pkthdr.ts.tv_usec = 0;
+ pkthdr.ts.secs = 0;
+ pkthdr.ts.nsecs = 0;
pkthdr.pkt_encap = example->sample_wtap_encap;
dump = wtap_dump_open(produce_filename, WTAP_FILE_PCAP,
- example->sample_wtap_encap, produce_max_bytes, &err);
+ example->sample_wtap_encap, produce_max_bytes, FALSE /* compressed */, &err);
+ if (!dump) {
+ printf("Error writing to %s\n", produce_filename);
+ exit(1);
+ }
seed();
pkthdr.caplen = len_this_pkt;
pkthdr.len = len_this_pkt;
- pkthdr.ts.tv_sec = i; /* just for variety */
-
- for (j = example->sample_length; j < len_random; j++) {
- buffer[j] = (rand() % 0x100);
+ pkthdr.ts.secs = i; /* just for variety */
+
+ for (j = example->sample_length; j < len_this_pkt; j++) {
+ /* Add format strings here and there */
+ if ((int) (100.0*rand()/(RAND_MAX+1.0)) < 3 && j < (len_random - 3)) {
+ memcpy(&buffer[j], "%s", 3);
+ j += 2;
+ } else {
+ buffer[j] = (rand() % 0x100);
+ }
}
wtap_dump(dump, &pkthdr, &ps_header, &buffer[0], &err);
}
}
- /* default type */
- return PKT_ETHERNET;
+ /* Complain */
+ printf("Type %s not known.\n", string);
+ exit(1);
}
/* Find pkt_example record and return pointer to it */
}
printf("Internal error. Type %d has no entry in examples table.\n", type);
- exit(0);
+ exit(1);
}
/* Seed the random-number generator */
git.samba.org / obnox / wireshark / wip.git / blobdiff