void avahi_dbus_record_browser_callback(
AvahiSRecordBrowser *b,
AvahiIfIndex interface,
AvahiProtocol protocol,
AvahiBrowserEvent event,
AvahiRecord *record,
AvahiLookupResultFlags flags,
void* userdata) {
RecordBrowserInfo *i = userdata;
DBusMessage *m = NULL;
int32_t i_interface, i_protocol;
uint32_t u_flags;
assert(b);
assert(i);
i_interface = (int32_t) interface;
i_protocol = (int32_t) protocol;
u_flags = (uint32_t) flags;
m = dbus_message_new_signal(i->path, AVAHI_DBUS_INTERFACE_RECORD_BROWSER, avahi_dbus_map_browse_signal_name(event));
if (!m) {
avahi_log_error("Failed allocate message");
return;
}
if (event == AVAHI_BROWSER_NEW || event == AVAHI_BROWSER_REMOVE) {
uint8_t rdata[0xFFFF];
size_t size;
assert(record);
if (!(dbus_message_append_args(
m,
DBUS_TYPE_INT32, &i_interface,
DBUS_TYPE_INT32, &i_protocol,
DBUS_TYPE_STRING, &record->key->name,
DBUS_TYPE_UINT16, &record->key->clazz,
DBUS_TYPE_UINT16, &record->key->type,
DBUS_TYPE_INVALID)))
goto fail;
if ((size = avahi_rdata_serialize(record, rdata, sizeof(rdata))) == (size_t) -1 ||
avahi_dbus_append_rdata(m, rdata, size) < 0) {
avahi_log_debug(__FILE__": Failed to append rdata");
dbus_message_unref(m);
return;
}
dbus_message_append_args(
m,
DBUS_TYPE_UINT32, &u_flags,
DBUS_TYPE_INVALID);
} else if (event == AVAHI_BROWSER_FAILURE)
avahi_dbus_append_server_error(m);
dbus_message_set_destination(m, i->client->name);
dbus_connection_send(server->bus, m, NULL);
dbus_message_unref(m);
return;
fail:
if (m)
dbus_message_unref(m);
}
int main(AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char *argv[]) {
char t[AVAHI_DOMAIN_NAME_MAX], *m;
const char *a, *b, *c, *d;
AvahiDnsPacket *p;
AvahiRecord *r, *r2;
uint8_t rdata[AVAHI_DNS_RDATA_MAX];
size_t l;
p = avahi_dns_packet_new(0);
assert(avahi_dns_packet_append_name(p, a = "Ahello.hello.hello.de."));
assert(avahi_dns_packet_append_name(p, b = "Bthis is a test.hello.de."));
assert(avahi_dns_packet_append_name(p, c = "Cthis\\.is\\.a\\.test\\.with\\.dots.hello.de."));
assert(avahi_dns_packet_append_name(p, d = "Dthis\\\\is another test.hello.de."));
avahi_hexdump(AVAHI_DNS_PACKET_DATA(p), p->size);
assert(avahi_dns_packet_consume_name(p, t, sizeof(t)) == 0);
avahi_log_debug(">%s<", t);
assert(avahi_domain_equal(a, t));
assert(avahi_dns_packet_consume_name(p, t, sizeof(t)) == 0);
avahi_log_debug(">%s<", t);
assert(avahi_domain_equal(b, t));
assert(avahi_dns_packet_consume_name(p, t, sizeof(t)) == 0);
avahi_log_debug(">%s<", t);
assert(avahi_domain_equal(c, t));
assert(avahi_dns_packet_consume_name(p, t, sizeof(t)) == 0);
avahi_log_debug(">%s<", t);
assert(avahi_domain_equal(d, t));
avahi_dns_packet_free(p);
/* RDATA PARSING AND SERIALIZATION */
/* Create an AvahiRecord with some usful data */
r = avahi_record_new_full("foobar.local", AVAHI_DNS_CLASS_IN, AVAHI_DNS_TYPE_HINFO, AVAHI_DEFAULT_TTL);
assert(r);
r->data.hinfo.cpu = avahi_strdup("FOO");
r->data.hinfo.os = avahi_strdup("BAR");
/* Serialize it into a blob */
assert((l = avahi_rdata_serialize(r, rdata, sizeof(rdata))) != (size_t) -1);
/* Print it */
avahi_hexdump(rdata, l);
/* Create a new record and fill in the data from the blob */
r2 = avahi_record_new(r->key, AVAHI_DEFAULT_TTL);
assert(r2);
assert(avahi_rdata_parse(r2, rdata, l) >= 0);
/* Compare both versions */
assert(avahi_record_equal_no_ttl(r, r2));
/* Free the records */
avahi_record_unref(r);
avahi_record_unref(r2);
r = avahi_record_new_full("foobar", 77, 77, AVAHI_DEFAULT_TTL);
assert(r);
assert(r->data.generic.data = avahi_memdup("HALLO", r->data.generic.size = 5));
m = avahi_record_to_string(r);
assert(m);
avahi_log_debug(">%s<", m);
avahi_free(m);
avahi_record_unref(r);
return 0;
}
