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1 /*
2  *
3  *  BlueZ - Bluetooth protocol stack for Linux
4  *
5  *  Copyright (C) 2003-2007  Marcel Holtmann <marcel@holtmann.org>
6  *
7  *
8  *  This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License as published by
10  *  the Free Software Foundation; either version 2 of the License, or
11  *  (at your option) any later version.
12  *
13  *  This program is distributed in the hope that it will be useful,
14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program; if not, write to the Free Software
20  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
21  *
22  */
23 
24 #ifdef HAVE_CONFIG_H
25 #include <config.h>
26 #endif
27 
28 #include <stdio.h>
29 #include <errno.h>
30 #include <unistd.h>
31 #include <stdlib.h>
32 #include <string.h>
33 #include <sys/types.h>
34 
35 #include <net/ethertypes.h>
36 #include <netinet/in.h>
37 #include <netinet/ip.h>
38 
39 #ifdef HAS_INET6
40 #include <netinet/ip6.h>
41 #endif
42 
43 #include <netinet/if_ether.h>
44 #include <arpa/inet.h>
45 #include <netdb.h>
46 
47 #include "parser.h"
48 
arp_dump(int level,struct frame * frm)49 void arp_dump(int level, struct frame *frm)
50 {
51 #if 0
52 	int i;
53 	char buf[20];
54 	struct sockaddr_in sai;
55 	struct ether_arp *arp = (struct ether_arp *) frm->ptr;
56 
57 	printf("Src ");
58 	for (i = 0; i < 5; i++)
59 		printf("%02x:", arp->arp_sha[i]);
60 	printf("%02x", arp->arp_sha[5]);
61 	sai.sin_family = AF_INET;
62 	memcpy(&sai.sin_addr, &arp->arp_spa, sizeof(sai.sin_addr));
63 	getnameinfo((struct sockaddr *) &sai, sizeof(sai), buf, sizeof(buf),
64 		    NULL, 0, NI_NUMERICHOST);
65 	printf("(%s) ", buf);
66 	printf("Tgt ");
67 	for (i = 0; i < 5; i++)
68 		printf("%02x:", arp->arp_tha[i]);
69 	printf("%02x", arp->arp_tha[5]);
70 	memcpy(&sai.sin_addr, &arp->arp_tpa, sizeof(sai.sin_addr));
71 	getnameinfo((struct sockaddr *) &sai, sizeof(sai), buf, sizeof(buf),
72 		    NULL, 0, NI_NUMERICHOST);
73 	printf("(%s)\n", buf);
74 	frm->ptr += sizeof(struct ether_arp);
75 	frm->len -= sizeof(struct ether_arp);
76 #endif
77 	raw_dump(level, frm);		// not needed.
78 
79 }
80 
ip_dump(int level,struct frame * frm)81 void ip_dump(int level, struct frame *frm)
82 {
83 #if 0
84 	char src[50], dst[50];
85 	struct ip *ip = (struct ip *) (frm->ptr);
86 	uint8_t proto;
87 	int len;
88 
89 	if (ip->ip_v == 4) {
90 		struct sockaddr_in sai;
91 		proto = ip->ip_p;
92 		len = ip->ip_hl << 2;
93 		memset(&sai, 0, sizeof(sai));
94 		sai.sin_family = AF_INET;
95 		memcpy(&sai.sin_addr, &ip->ip_src, sizeof(struct in_addr));
96 		getnameinfo((struct sockaddr *) &sai, sizeof(sai),
97 			    src, sizeof(src), NULL, 0, NI_NUMERICHOST);
98 		memcpy(&sai.sin_addr, &ip->ip_dst, sizeof(struct in_addr));
99 		getnameinfo((struct sockaddr *) &sai, sizeof(sai),
100 			    dst, sizeof(dst), NULL, 0, NI_NUMERICHOST);
101 	} else if (ip->ip_v == 6) {
102 		struct sockaddr_in6 sai6;
103 		struct ip6_hdr *ip6 = (struct ip6_hdr *) ip;
104 		proto = ip6->ip6_nxt;
105 		len = sizeof(struct ip6_hdr);
106 		memset(&sai6, 0, sizeof(sai6));
107 		sai6.sin6_family = AF_INET6;
108 		memcpy(&sai6.sin6_addr, &ip6->ip6_src, sizeof(struct in6_addr));
109 		getnameinfo((struct sockaddr *) &sai6, sizeof(sai6),
110 			    src, sizeof(src), NULL, 0, NI_NUMERICHOST);
111 		memcpy(&sai6.sin6_addr, &ip6->ip6_dst, sizeof(struct in6_addr));
112 		getnameinfo((struct sockaddr *) &sai6, sizeof(sai6),
113 			    dst, sizeof(dst), NULL, 0, NI_NUMERICHOST);
114 	} else {
115 		raw_dump(level, frm);
116 		return;
117 	}
118 
119 	printf("src %s ", src);
120 	printf("dst %s\n", dst);
121 
122 	frm->ptr += len;
123 	frm->len -= len;
124 	p_indent(++level, frm);
125 
126 	switch (proto) {
127 	case IPPROTO_TCP:
128 		printf("TCP:\n");
129 		break;
130 
131 	case IPPROTO_UDP:
132 		printf("UDP:\n");
133 		break;
134 
135 	case IPPROTO_ICMP:
136 		printf("ICMP:\n");
137 		break;
138 
139 	case IPPROTO_ICMPV6:
140 		printf("ICMPv6:\n");
141 		break;
142 
143 	default:
144 		printf("Unknown Protocol: 0x%02x\n", ip->ip_p);
145 		break;
146 	}
147 #endif
148 	raw_dump(level, frm);
149 }
150