Annotation of embedaddon/libnet/src/libnet_internal.c, revision 1.1.1.3
1.1 misho 1: /*
2: * $Id: libnet_internal.c,v 1.14 2004/03/16 18:40:59 mike Exp $
3: *
4: * libnet
5: * libnet_internal.c - secret routines!
6: *
7: * Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@infonexus.com>
8: * All rights reserved.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: *
31: */
32:
1.1.1.3 ! misho 33: #include "common.h"
1.1 misho 34:
35: void
1.1.1.2 misho 36: libnet_diag_dump_hex(const uint8_t *packet, uint32_t len, int swap, FILE *stream)
1.1 misho 37: {
38: int i, s_cnt;
1.1.1.2 misho 39: uint16_t *p;
1.1 misho 40:
1.1.1.2 misho 41: p = (uint16_t *)packet;
42: s_cnt = len / sizeof(uint16_t);
1.1 misho 43:
44: fprintf(stream, "\t");
45: for (i = 0; --s_cnt >= 0; i++)
46: {
47: if ((!(i % 8)))
48: {
49: fprintf(stream, "\n%02x\t", (i * 2));
50: }
51: fprintf(stream, "%04x ", swap ? ntohs(*(p++)) : *(p++));
52: }
53:
54: /*
55: * Mop up an odd byte.
56: */
57: if (len & 1)
58: {
59: if ((!(i % 8)))
60: {
61: fprintf(stream, "\n%02x\t", (i * 2));
62: }
1.1.1.2 misho 63: fprintf(stream, "%02x ", *(uint8_t *)p);
1.1 misho 64: }
65: fprintf(stream, "\n");
66: }
67:
68:
69: void
70: libnet_diag_dump_context(libnet_t *l)
71: {
72: if (l == NULL)
73: {
74: return;
75: }
76:
77: fprintf(stderr, "fd:\t\t%d\n", l->fd);
78:
79: switch (l->injection_type)
80: {
81: case LIBNET_LINK:
82: fprintf(stderr, "injection type:\tLIBNET_LINK\n");
83: break;
84: case LIBNET_RAW4:
85: fprintf(stderr, "injection type:\tLIBNET_RAW4\n");
86: break;
87: case LIBNET_RAW6:
88: fprintf(stderr, "injection type:\tLIBNET_RAW6\n");
89: break;
90: case LIBNET_LINK_ADV:
91: fprintf(stderr, "injection type:\tLIBNET_LINK_ADV\n");
92: break;
93: case LIBNET_RAW4_ADV:
94: fprintf(stderr, "injection type:\tLIBNET_RAW4_ADV\n");
95: break;
96: case LIBNET_RAW6_ADV:
97: fprintf(stderr, "injection type:\tLIBNET_RAW6_ADV\n");
98: break;
99: default:
100: fprintf(stderr, "injection type:\tinvalid injection type %d\n",
101: l->injection_type);
102: break;
103: }
104:
105: fprintf(stderr, "pblock start:\t%p\n", l->protocol_blocks);
106: fprintf(stderr, "pblock end:\t%p\n", l->pblock_end);
107: fprintf(stderr, "link type:\t%d\n", l->link_type);
108: fprintf(stderr, "link offset:\t%d\n", l->link_offset);
109: fprintf(stderr, "aligner:\t%d\n", l->aligner);
110: fprintf(stderr, "device:\t\t%s\n", l->device);
1.1.1.2 misho 111: fprintf(stderr, "packets sent:\t%lld\n", (long long int)l->stats.packets_sent);
112: fprintf(stderr, "packet errors:\t%lld\n", (long long int)l->stats.packet_errors);
113: fprintf(stderr, "bytes written:\t%lld\n", (long long int)l->stats.bytes_written);
1.1 misho 114: fprintf(stderr, "ptag state:\t%d\n", l->ptag_state);
115: fprintf(stderr, "context label:\t%s\n", l->label);
116: fprintf(stderr, "last errbuf:\t%s\n", l->err_buf);
117: fprintf(stderr, "total size:\t%d\n", l->total_size);
118: }
119:
120: void
121: libnet_diag_dump_pblock(libnet_t *l)
122: {
1.1.1.2 misho 123: uint32_t n;
1.1 misho 124: libnet_pblock_t *p;
125:
126: for (p = l->protocol_blocks; p; p = p->next)
127: {
128: fprintf(stderr, "pblock type:\t%s\n",
129: libnet_diag_dump_pblock_type(p->type));
130: fprintf(stderr, "ptag number:\t%d\n", p->ptag);
131: fprintf(stderr, "pblock address:\t%p\n", p);
132: fprintf(stderr, "next pblock\t%p ", p->next);
133: if (p->next)
134: {
135: fprintf(stderr, "(%s)",
136: libnet_diag_dump_pblock_type(p->next->type));
137: }
138: fprintf(stderr, "\n");
139: fprintf(stderr, "prev pblock\t%p ", p->prev);
140: if (p->prev)
141: {
142: fprintf(stderr, "(%s)",
143: libnet_diag_dump_pblock_type(p->prev->type));
144: }
145: fprintf(stderr, "\n");
146: fprintf(stderr, "buf:\t\t");
147: for (n = 0; n < p->b_len; n++)
148: {
149: fprintf(stderr, "%02x", p->buf[n]);
150: }
151: fprintf(stderr, "\nbuffer length:\t%d\n", p->b_len);
152: if ((p->flags) & LIBNET_PBLOCK_DO_CHECKSUM)
153: {
154: fprintf(stderr, "checksum flag:\tYes\n");
155: fprintf(stderr, "chksum length:\t%d\n", p->h_len);
156: }
157: else
158: {
159: fprintf(stderr, "checksum flag:\tNo\n");
160: }
161: fprintf(stderr, "bytes copied:\t%d\n\n", p->copied);
162: }
163: }
164:
165: char *
1.1.1.2 misho 166: libnet_diag_dump_pblock_type(uint8_t type)
1.1 misho 167: {
168: switch (type)
169: {
1.1.1.2 misho 170: /* below text can be regenerated using ./map-pblock-types */
1.1 misho 171: case LIBNET_PBLOCK_ARP_H:
1.1.1.2 misho 172: return ("arp");
1.1 misho 173: case LIBNET_PBLOCK_DHCPV4_H:
1.1.1.2 misho 174: return ("dhcpv4");
1.1 misho 175: case LIBNET_PBLOCK_DNSV4_H:
1.1.1.2 misho 176: return ("dnsv4");
1.1 misho 177: case LIBNET_PBLOCK_ETH_H:
1.1.1.2 misho 178: return ("eth");
1.1 misho 179: case LIBNET_PBLOCK_ICMPV4_H:
1.1.1.2 misho 180: return ("icmpv4");
1.1 misho 181: case LIBNET_PBLOCK_ICMPV4_ECHO_H:
1.1.1.2 misho 182: return ("icmpv4_echo");
1.1 misho 183: case LIBNET_PBLOCK_ICMPV4_MASK_H:
1.1.1.2 misho 184: return ("icmpv4_mask");
1.1 misho 185: case LIBNET_PBLOCK_ICMPV4_UNREACH_H:
1.1.1.2 misho 186: return ("icmpv4_unreach");
1.1 misho 187: case LIBNET_PBLOCK_ICMPV4_TIMXCEED_H:
1.1.1.2 misho 188: return ("icmpv4_timxceed");
1.1 misho 189: case LIBNET_PBLOCK_ICMPV4_REDIRECT_H:
1.1.1.2 misho 190: return ("icmpv4_redirect");
1.1 misho 191: case LIBNET_PBLOCK_ICMPV4_TS_H:
1.1.1.2 misho 192: return ("icmpv4_ts");
1.1 misho 193: case LIBNET_PBLOCK_IGMP_H:
1.1.1.2 misho 194: return ("igmp");
1.1 misho 195: case LIBNET_PBLOCK_IPV4_H:
1.1.1.2 misho 196: return ("ipv4");
1.1 misho 197: case LIBNET_PBLOCK_IPO_H:
1.1.1.2 misho 198: return ("ipo");
1.1 misho 199: case LIBNET_PBLOCK_IPDATA:
1.1.1.2 misho 200: return ("ipdata");
1.1 misho 201: case LIBNET_PBLOCK_OSPF_H:
1.1.1.2 misho 202: return ("ospf");
1.1 misho 203: case LIBNET_PBLOCK_OSPF_HELLO_H:
1.1.1.2 misho 204: return ("ospf_hello");
1.1 misho 205: case LIBNET_PBLOCK_OSPF_DBD_H:
1.1.1.2 misho 206: return ("ospf_dbd");
1.1 misho 207: case LIBNET_PBLOCK_OSPF_LSR_H:
1.1.1.2 misho 208: return ("ospf_lsr");
1.1 misho 209: case LIBNET_PBLOCK_OSPF_LSU_H:
1.1.1.2 misho 210: return ("ospf_lsu");
1.1 misho 211: case LIBNET_PBLOCK_OSPF_LSA_H:
1.1.1.2 misho 212: return ("ospf_lsa");
1.1 misho 213: case LIBNET_PBLOCK_OSPF_AUTH_H:
1.1.1.2 misho 214: return ("ospf_auth");
1.1 misho 215: case LIBNET_PBLOCK_OSPF_CKSUM:
1.1.1.2 misho 216: return ("ospf_cksum");
1.1 misho 217: case LIBNET_PBLOCK_LS_RTR_H:
1.1.1.2 misho 218: return ("ls_rtr");
1.1 misho 219: case LIBNET_PBLOCK_LS_NET_H:
1.1.1.2 misho 220: return ("ls_net");
1.1 misho 221: case LIBNET_PBLOCK_LS_SUM_H:
1.1.1.2 misho 222: return ("ls_sum");
1.1 misho 223: case LIBNET_PBLOCK_LS_AS_EXT_H:
1.1.1.2 misho 224: return ("ls_as_ext");
1.1 misho 225: case LIBNET_PBLOCK_NTP_H:
1.1.1.2 misho 226: return ("ntp");
1.1 misho 227: case LIBNET_PBLOCK_RIP_H:
1.1.1.2 misho 228: return ("rip");
1.1 misho 229: case LIBNET_PBLOCK_TCP_H:
1.1.1.2 misho 230: return ("tcp");
1.1 misho 231: case LIBNET_PBLOCK_TCPO_H:
1.1.1.2 misho 232: return ("tcpo");
1.1 misho 233: case LIBNET_PBLOCK_TCPDATA:
1.1.1.2 misho 234: return ("tcpdata");
1.1 misho 235: case LIBNET_PBLOCK_UDP_H:
1.1.1.2 misho 236: return ("udp");
1.1 misho 237: case LIBNET_PBLOCK_VRRP_H:
1.1.1.2 misho 238: return ("vrrp");
1.1 misho 239: case LIBNET_PBLOCK_DATA_H:
240: return ("data");
241: case LIBNET_PBLOCK_CDP_H:
1.1.1.2 misho 242: return ("cdp");
1.1 misho 243: case LIBNET_PBLOCK_IPSEC_ESP_HDR_H:
1.1.1.2 misho 244: return ("ipsec_esp_hdr");
1.1 misho 245: case LIBNET_PBLOCK_IPSEC_ESP_FTR_H:
1.1.1.2 misho 246: return ("ipsec_esp_ftr");
1.1 misho 247: case LIBNET_PBLOCK_IPSEC_AH_H:
1.1.1.2 misho 248: return ("ipsec_ah");
1.1 misho 249: case LIBNET_PBLOCK_802_1Q_H:
1.1.1.2 misho 250: return ("802_1q");
1.1 misho 251: case LIBNET_PBLOCK_802_2_H:
1.1.1.2 misho 252: return ("802_2");
1.1 misho 253: case LIBNET_PBLOCK_802_2SNAP_H:
1.1.1.2 misho 254: return ("802_2snap");
1.1 misho 255: case LIBNET_PBLOCK_802_3_H:
1.1.1.2 misho 256: return ("802_3");
1.1 misho 257: case LIBNET_PBLOCK_STP_CONF_H:
1.1.1.2 misho 258: return ("stp_conf");
1.1 misho 259: case LIBNET_PBLOCK_STP_TCN_H:
1.1.1.2 misho 260: return ("stp_tcn");
1.1 misho 261: case LIBNET_PBLOCK_ISL_H:
1.1.1.2 misho 262: return ("isl");
1.1 misho 263: case LIBNET_PBLOCK_IPV6_H:
1.1.1.2 misho 264: return ("ipv6");
1.1 misho 265: case LIBNET_PBLOCK_802_1X_H:
1.1.1.2 misho 266: return ("802_1x");
1.1 misho 267: case LIBNET_PBLOCK_RPC_CALL_H:
1.1.1.2 misho 268: return ("rpc_call");
1.1 misho 269: case LIBNET_PBLOCK_MPLS_H:
1.1.1.2 misho 270: return ("mpls");
1.1 misho 271: case LIBNET_PBLOCK_FDDI_H:
1.1.1.2 misho 272: return ("fddi");
1.1 misho 273: case LIBNET_PBLOCK_TOKEN_RING_H:
1.1.1.2 misho 274: return ("token_ring");
1.1 misho 275: case LIBNET_PBLOCK_BGP4_HEADER_H:
1.1.1.2 misho 276: return ("bgp4_header");
1.1 misho 277: case LIBNET_PBLOCK_BGP4_OPEN_H:
1.1.1.2 misho 278: return ("bgp4_open");
1.1 misho 279: case LIBNET_PBLOCK_BGP4_UPDATE_H:
1.1.1.2 misho 280: return ("bgp4_update");
1.1 misho 281: case LIBNET_PBLOCK_BGP4_NOTIFICATION_H:
1.1.1.2 misho 282: return ("bgp4_notification");
1.1 misho 283: case LIBNET_PBLOCK_GRE_H:
1.1.1.2 misho 284: return ("gre");
1.1 misho 285: case LIBNET_PBLOCK_GRE_SRE_H:
1.1.1.2 misho 286: return ("gre_sre");
1.1 misho 287: case LIBNET_PBLOCK_IPV6_FRAG_H:
1.1.1.2 misho 288: return ("ipv6_frag");
1.1 misho 289: case LIBNET_PBLOCK_IPV6_ROUTING_H:
1.1.1.2 misho 290: return ("ipv6_routing");
1.1 misho 291: case LIBNET_PBLOCK_IPV6_DESTOPTS_H:
1.1.1.2 misho 292: return ("ipv6_destopts");
1.1 misho 293: case LIBNET_PBLOCK_IPV6_HBHOPTS_H:
1.1.1.2 misho 294: return ("ipv6_hbhopts");
295: case LIBNET_PBLOCK_SEBEK_H:
296: return ("sebek");
297: case LIBNET_PBLOCK_HSRP_H:
298: return ("hsrp");
299: case LIBNET_PBLOCK_ICMPV6_H:
300: return ("icmpv6");
1.1.1.3 ! misho 301: case LIBNET_PBLOCK_ICMPV6_ECHO_H:
! 302: return ("icmpv6_echo");
1.1.1.2 misho 303: case LIBNET_PBLOCK_ICMPV6_UNREACH_H:
304: return ("icmpv6_unreach");
305: case LIBNET_PBLOCK_ICMPV6_NDP_NSOL_H:
306: return ("icmpv6_ndp_nsol");
307: case LIBNET_PBLOCK_ICMPV6_NDP_NADV_H:
308: return ("icmpv6_ndp_nadv");
309: case LIBNET_PBLOCK_ICMPV6_NDP_OPT_H:
310: return ("icmpv6_ndp_opt");
1.1 misho 311: }
1.1.1.2 misho 312: return ("unrecognized pblock");
1.1 misho 313: }
1.1.1.2 misho 314:
1.1.1.3 ! misho 315: /**
! 316: * Local Variables:
! 317: * indent-tabs-mode: nil
! 318: * c-file-style: "stroustrup"
! 319: * End:
! 320: */
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