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; }