1 /***
2 This file is part of avahi.
3
4 avahi is free software; you can redistribute it and/or modify it
5 under the terms of the GNU Lesser General Public License as
6 published by the Free Software Foundation; either version 2.1 of the
7 License, or (at your option) any later version.
8
9 avahi is distributed in the hope that it will be useful, but WITHOUT
10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
12 Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with avahi; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
17 USA.
18 ***/
19
20 #ifdef HAVE_CONFIG_H
21 #include <config.h>
22 #endif
23
24 #include <assert.h>
25 #include <sys/types.h>
26 #include <sys/socket.h>
27 #include <netinet/in.h>
28 #include <arpa/inet.h>
29
30 #include <avahi-common/domain.h>
31 #include <avahi-common/defs.h>
32 #include <avahi-common/malloc.h>
33
34 #include "dns.h"
35 #include "log.h"
36 #include "util.h"
37
main(AVAHI_GCC_UNUSED int argc,AVAHI_GCC_UNUSED char * argv[])38 int main(AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char *argv[]) {
39 char t[AVAHI_DOMAIN_NAME_MAX], *m;
40 const char *a, *b, *c, *d;
41 AvahiDnsPacket *p;
42 AvahiRecord *r, *r2;
43 uint8_t rdata[AVAHI_DNS_RDATA_MAX];
44 size_t l;
45
46 p = avahi_dns_packet_new(0);
47
48 assert(avahi_dns_packet_append_name(p, a = "Ahello.hello.hello.de."));
49 assert(avahi_dns_packet_append_name(p, b = "Bthis is a test.hello.de."));
50 assert(avahi_dns_packet_append_name(p, c = "Cthis\\.is\\.a\\.test\\.with\\.dots.hello.de."));
51 assert(avahi_dns_packet_append_name(p, d = "Dthis\\\\is another test.hello.de."));
52
53 avahi_hexdump(AVAHI_DNS_PACKET_DATA(p), p->size);
54
55 assert(avahi_dns_packet_consume_name(p, t, sizeof(t)) == 0);
56 avahi_log_debug(">%s<", t);
57 assert(avahi_domain_equal(a, t));
58
59 assert(avahi_dns_packet_consume_name(p, t, sizeof(t)) == 0);
60 avahi_log_debug(">%s<", t);
61 assert(avahi_domain_equal(b, t));
62
63 assert(avahi_dns_packet_consume_name(p, t, sizeof(t)) == 0);
64 avahi_log_debug(">%s<", t);
65 assert(avahi_domain_equal(c, t));
66
67 assert(avahi_dns_packet_consume_name(p, t, sizeof(t)) == 0);
68 avahi_log_debug(">%s<", t);
69 assert(avahi_domain_equal(d, t));
70
71 avahi_dns_packet_free(p);
72
73 /* RDATA PARSING AND SERIALIZATION */
74
75 /* Create an AvahiRecord with some usful data */
76 r = avahi_record_new_full("foobar.local", AVAHI_DNS_CLASS_IN, AVAHI_DNS_TYPE_HINFO, AVAHI_DEFAULT_TTL);
77 assert(r);
78 r->data.hinfo.cpu = avahi_strdup("FOO");
79 r->data.hinfo.os = avahi_strdup("BAR");
80
81 /* Serialize it into a blob */
82 assert((l = avahi_rdata_serialize(r, rdata, sizeof(rdata))) != (size_t) -1);
83
84 /* Print it */
85 avahi_hexdump(rdata, l);
86
87 /* Create a new record and fill in the data from the blob */
88 r2 = avahi_record_new(r->key, AVAHI_DEFAULT_TTL);
89 assert(r2);
90 assert(avahi_rdata_parse(r2, rdata, l) >= 0);
91
92 /* Compare both versions */
93 assert(avahi_record_equal_no_ttl(r, r2));
94
95 /* Free the records */
96 avahi_record_unref(r);
97 avahi_record_unref(r2);
98
99 r = avahi_record_new_full("foobar", 77, 77, AVAHI_DEFAULT_TTL);
100 assert(r);
101
102 assert(r->data.generic.data = avahi_memdup("HALLO", r->data.generic.size = 5));
103
104 m = avahi_record_to_string(r);
105 assert(m);
106
107 avahi_log_debug(">%s<", m);
108
109 avahi_free(m);
110 avahi_record_unref(r);
111
112 return 0;
113 }
114