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author | Sam Roberts <vieuxtech@gmail.com> | 2019-09-23 13:10:22 -0700 |
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committer | Sam Roberts <vieuxtech@gmail.com> | 2019-09-23 13:46:14 -0700 |
commit | 4cacef3582dcb94aae7da412f4027f04fa317f57 (patch) | |
tree | a72e0d39c8e721f103be41f32c3f19191c015f0c /sample/icmp6_unreach.c | |
parent | 923f9a43eb9b45f992bbc107732684193454487a (diff) | |
download | libnet-4cacef3582dcb94aae7da412f4027f04fa317f57.tar.gz |
Move libnet/ content to top of git repo
1. Moved scripts into libnet/scripts/, moved debian/ into libnet/,
and other top-level content into libnet/.
2. Moved libnet/* up to ./
Diffstat (limited to 'sample/icmp6_unreach.c')
-rw-r--r-- | sample/icmp6_unreach.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/sample/icmp6_unreach.c b/sample/icmp6_unreach.c new file mode 100644 index 0000000..96f9883 --- /dev/null +++ b/sample/icmp6_unreach.c @@ -0,0 +1,194 @@ +/* + * $Id: icmp6_unreach.c,v 1.1.1.1 2003/06/26 21:55:10 route Exp $ + * + * Poseidon++ (c) 1996 - 2002 Mike D. Schiffman <mike@infonexus.com> + * Redone from synflood example by Stefan Schlott <stefan@ploing.de> + * + * 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" + +struct t_pack +{ + struct libnet_ipv6_hdr ip; + struct libnet_tcp_hdr tcp; +}; + + +int +main(int argc, char **argv) +{ + struct libnet_in6_addr dst_ip; + struct libnet_in6_addr src_ip; + u_short dst_prt = 0; + u_short src_prt = 0; + libnet_t *l; + libnet_ptag_t t; + char *cp; + char errbuf[LIBNET_ERRBUF_SIZE]; + int i, c, packet_amt, burst_int, burst_amt, build_ip; + char srcname[100],dstname[100]; + + packet_amt = 0; + burst_int = 0; + burst_amt = 1; + + printf("libnet 1.1 unreach/admin prohibited request ICMP6[raw]\n"); + + /* + * Initialize the library. Root priviledges are required. + */ + l = libnet_init( + LIBNET_RAW6, /* injection type */ + NULL, /* network interface */ + errbuf); /* error buffer */ + + if (l == NULL) + { + fprintf(stderr, "libnet_init() failed: %s", errbuf); + exit(EXIT_FAILURE); + } + + while((c = getopt(argc, argv, "t:a:i:b:")) != EOF) + { + switch (c) + { + case 't': + if (!(cp = strrchr(optarg, '/'))) + { + usage(argv[0]); + exit(EXIT_FAILURE); + } + *cp++ = 0; + dst_prt = (u_short)atoi(cp); + dst_ip = libnet_name2addr6(l, optarg, LIBNET_RESOLVE); + if (strncmp((char*)&dst_ip,(char*)&in6addr_error,sizeof(in6addr_error))==0) + { + fprintf(stderr, "Bad IP6 address: %s\n", optarg); + exit(EXIT_FAILURE); + } + break; + case 'a': + packet_amt = atoi(optarg); + break; + case 'i': + burst_int = atoi(optarg); + break; + case 'b': + burst_amt = atoi(optarg); + break; + default: + usage(argv[0]); + exit(EXIT_FAILURE); + } + } + + if (!dst_prt || strncmp((char*)&dst_ip,(char*)&in6addr_error,sizeof(in6addr_error))==0 || !packet_amt) + { + usage(argv[0]); + exit(EXIT_FAILURE); + } + + + + libnet_seed_prand(l); + libnet_addr2name6_r(src_ip,1,srcname,sizeof(srcname)); + libnet_addr2name6_r(dst_ip,1,dstname,sizeof(dstname)); + + for(t = LIBNET_PTAG_INITIALIZER, build_ip = 1; burst_amt--;) + { + for (i = 0; i < packet_amt; i++) + { + uint8_t payload[56]; + int i; + for (i=0; i<sizeof(payload); i++) + payload[i]='A'+(i%26); + t = libnet_build_icmpv6_unreach ( + ICMP6_UNREACH, /* type */ + ICMP6_ADM_PROHIBITED, /* code */ + 0, /* checksum */ + payload, /* payload */ + sizeof(payload), /* payload length */ + l, /* libnet context */ + t); /* libnet ptag */ + + + + if (build_ip) + { + build_ip = 0; + libnet_build_ipv6(0,0, + LIBNET_IPV6_H + LIBNET_ICMPV6_H + sizeof(payload), + IPPROTO_ICMP6, + 64, + src_ip, + dst_ip, + NULL, + 0, + l, + 0); + } + printf("%15s/%5d -> %15s/%5d\n", + srcname, + ntohs(src_prt), + dstname, + dst_prt); + c = libnet_write(l); + if (c == -1) + { + fprintf(stderr, "libnet_write: %s\n", libnet_geterror(l)); + } +#if !(__WIN32__) + usleep(250); +#else + Sleep(250); +#endif + + } +#if !(__WIN32__) + sleep(burst_int); +#else + Sleep(burst_int * 1000); +#endif + } + exit(EXIT_SUCCESS); +} + + +void +usage(char *nomenclature) +{ + fprintf(stderr, + "\n\nusage: %s -t -a [-i -b]\n" + "\t-t target, (ip6:address/port, e.g. ::1/23)\n" + "\t-a number of packets to send per burst\n" + "\t-i packet burst sending interval (defaults to 0)\n" + "\t-b number packet bursts to send (defaults to 1)\n" , nomenclature); +} + + +/* EOF */ |