1/*
2 * Copyright (c) 1995 - 2004 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the Institute nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34
35#include <config.h>
36
37#include "roken.h"
38#include "getarg.h"
39#ifdef HAVE_ARPA_NAMESER_H
40#include <arpa/nameser.h>
41#endif
42#ifdef HAVE_RESOLV_H
43#include <resolv.h>
44#endif
45#include "resolve.h"
46
47static int loop_integer = 1;
48static int version_flag = 0;
49static int help_flag	= 0;
50
51static struct getargs args[] = {
52    {"loop",	0,	arg_integer,	&loop_integer,
53     "loop resolving", NULL },
54    {"version",	0,	arg_flag,	&version_flag,
55     "print version", NULL },
56    {"help",	0,	arg_flag,	&help_flag,
57     NULL, NULL }
58};
59
60static void
61usage (int ret)
62{
63    arg_printusage (args,
64		    sizeof(args)/sizeof(*args),
65		    NULL,
66		    "dns-record resource-record-type");
67    exit (ret);
68}
69
70int
71main(int argc, char **argv)
72{
73    struct rk_dns_reply *r;
74    struct rk_resource_record *rr;
75    int optidx = 0, i, exit_code = 0;
76
77    setprogname (argv[0]);
78
79    if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
80	usage(1);
81
82    if (help_flag)
83	usage (0);
84
85    if(version_flag){
86	printf("some version\n");
87	exit(0);
88    }
89
90    argc -= optidx;
91    argv += optidx;
92
93    if (argc != 2)
94	usage(1);
95
96    for (i = 0; i < loop_integer; i++) {
97
98	r = rk_dns_lookup(argv[0], argv[1]);
99	if(r == NULL){
100	    printf("No reply.\n");
101	    exit_code = 1;
102	    break;
103	}
104	if(r->q.type == rk_ns_t_srv)
105	    rk_dns_srv_order(r);
106
107	for(rr = r->head; rr;rr=rr->next){
108	    printf("%-30s %-5s %-6d ", rr->domain, rk_dns_type_to_string(rr->type), rr->ttl);
109	    switch(rr->type){
110	    case rk_ns_t_ns:
111	    case rk_ns_t_cname:
112	    case rk_ns_t_ptr:
113		printf("%s\n", (char*)rr->u.data);
114		break;
115	    case rk_ns_t_a:
116		printf("%s\n", inet_ntoa(*rr->u.a));
117		break;
118	    case rk_ns_t_mx:
119	    case rk_ns_t_afsdb:{
120		printf("%d %s\n", rr->u.mx->preference, rr->u.mx->domain);
121		break;
122	    }
123	    case rk_ns_t_srv:{
124		struct rk_srv_record *srv = rr->u.srv;
125		printf("%d %d %d %s\n", srv->priority, srv->weight,
126		       srv->port, srv->target);
127		break;
128	    }
129	    case rk_ns_t_txt: {
130		printf("%s\n", rr->u.txt);
131		break;
132	    }
133	    case rk_ns_t_sig : {
134		struct rk_sig_record *sig = rr->u.sig;
135		const char *type_string = rk_dns_type_to_string (sig->type);
136
137		printf ("type %u (%s), algorithm %u, labels %u, orig_ttl %u, sig_expiration %u, sig_inception %u, key_tag %u, signer %s\n",
138			sig->type, type_string ? type_string : "",
139			sig->algorithm, sig->labels, sig->orig_ttl,
140			sig->sig_expiration, sig->sig_inception, sig->key_tag,
141			sig->signer);
142		break;
143	    }
144	    case rk_ns_t_key : {
145		struct rk_key_record *key = rr->u.key;
146
147		printf ("flags %u, protocol %u, algorithm %u\n",
148			key->flags, key->protocol, key->algorithm);
149		break;
150	    }
151	    case rk_ns_t_sshfp : {
152		struct rk_sshfp_record *sshfp = rr->u.sshfp;
153		size_t i;
154
155		printf ("alg %u type %u length %lu data ", sshfp->algorithm,
156			sshfp->type,  (unsigned long)sshfp->sshfp_len);
157		for (i = 0; i < sshfp->sshfp_len; i++)
158		    printf("%02X", sshfp->sshfp_data[i]);
159		printf("\n");
160
161		break;
162	    }
163	    case rk_ns_t_ds : {
164		struct rk_ds_record *ds = rr->u.ds;
165		size_t i;
166
167		printf ("key tag %u alg %u type %u length %lu data ",
168			ds->key_tag, ds->algorithm, ds->digest_type,
169			(unsigned long)ds->digest_len);
170		for (i = 0; i < ds->digest_len; i++)
171		    printf("%02X", ds->digest_data[i]);
172		printf("\n");
173
174		break;
175	    }
176	    default:
177		printf("\n");
178		break;
179	    }
180	}
181	rk_dns_free_data(r);
182    }
183
184    return exit_code;
185}
186