diff options
Diffstat (limited to 'libnet/sample/dot1x.c')
-rw-r--r-- | libnet/sample/dot1x.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/libnet/sample/dot1x.c b/libnet/sample/dot1x.c new file mode 100644 index 0000000..92e8edd --- /dev/null +++ b/libnet/sample/dot1x.c @@ -0,0 +1,113 @@ +/* + * $Id: dot1x.c,v 1.2 2004/01/03 20:31:01 mike Exp $ + * + * libnet 1.1 + * Build a dot1x packet + * + * Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@infonexus.com> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +#if (HAVE_CONFIG_H) +#include "../include/config.h" +#endif +#include "./libnet_test.h" + +int +main(int argc, char *argv[]) +{ + int c; + libnet_t *l; + libnet_ptag_t t; + u_char eap_dst[6] = {0x01, 0x80, 0xc2, 0x00, 0x00, 0x03}; + char *device = NULL; + char errbuf[LIBNET_ERRBUF_SIZE]; + /* Code Id Length(2) Type DesiredType */ + char payload[] = {0x01, 0x0a, 0x00, 0x7f, 0x03, 0x05}; + + printf("libnet 1.1 packet shaping: dot1x\n"); + + if (argc > 1) + { + device = argv[1]; + } + l = libnet_init( + LIBNET_LINK_ADV, /* injection type */ + device, /* network interface */ + errbuf); /* errbuf */ + + if (l == NULL) + { + fprintf(stderr, "libnet_init() failed: %s", errbuf); + exit(EXIT_FAILURE); + } + + t = libnet_build_802_1x( + 0, + LIBNET_802_1X_PACKET, + sizeof(payload), + payload, + sizeof(payload), + l, + 0); + if (t == -1) + { + fprintf(stderr, "Can't build dot1x header: %s\n", libnet_geterror(l)); + goto bad; + } + + t = libnet_autobuild_ethernet( + eap_dst, /* ethernet destination */ + ETHERTYPE_EAP, /* protocol type */ + l); /* libnet handle */ + if (t == -1) + { + fprintf(stderr, "Can't build ethernet header: %s\n", libnet_geterror(l)); + goto bad; + } + + /* + * Write it to the wire. + */ + c = libnet_write(l); + + if (c == -1) + { + fprintf(stderr, "Write error: %s\n", libnet_geterror(l)); + goto bad; + } + else + { + fprintf(stderr, "Wrote %d byte dot1x packet from context \"%s\"; " + "check the wire.\n", c, libnet_cq_getlabel(l)); + } + libnet_destroy(l); + return (EXIT_SUCCESS); +bad: + libnet_destroy(l); + return (EXIT_FAILURE); +} + +/* EOF */ |