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/* $Id$ */
/***
This file is part of avahi.
avahi is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
avahi is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with avahi; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdlib.h>
#include <avahi-core/core.h>
#include <avahi-core/log.h>
static AvahiEntryGroup *group = NULL;
static AvahiServer *server = NULL;
static gchar *service_name = NULL;
static gboolean quit_timeout(gpointer data) {
g_main_loop_quit(data);
return FALSE;
}
static void dump_line(const gchar *text, gpointer userdata) {
printf("%s\n", text);
}
static gboolean dump_timeout(gpointer data) {
AvahiServer *Avahi = data;
avahi_server_dump(Avahi, dump_line, NULL);
return TRUE;
}
static void record_browser_callback(AvahiRecordBrowser *r, gint interface, guchar protocol, AvahiBrowserEvent event, AvahiRecord *record, gpointer userdata) {
gchar *t;
g_assert(r);
g_assert(record);
g_assert(interface > 0);
g_assert(protocol != AVAHI_PROTO_UNSPEC);
avahi_log_debug("SUBSCRIPTION: record [%s] on %i.%i is %s", t = avahi_record_to_string(record), interface, protocol,
event == AVAHI_BROWSER_NEW ? "new" : "remove");
g_free(t);
}
static void remove_entries(void);
static void create_entries(gboolean new_name);
static void entry_group_callback(AvahiServer *s, AvahiEntryGroup *g, AvahiEntryGroupState state, gpointer userdata) {
avahi_log_debug("entry group state: %i", state);
if (state == AVAHI_ENTRY_GROUP_COLLISION) {
remove_entries();
create_entries(TRUE);
avahi_log_debug("Service name conflict, retrying with <%s>", service_name);
} else if (state == AVAHI_ENTRY_GROUP_ESTABLISHED) {
avahi_log_debug("Service established under name <%s>", service_name);
}
}
static void server_callback(AvahiServer *s, AvahiServerState state, gpointer userdata) {
avahi_log_debug("server state: %i", state);
if (state == AVAHI_SERVER_RUNNING) {
avahi_log_debug("Server startup complete. Host name is <%s>", avahi_server_get_host_name_fqdn(s));
create_entries(FALSE);
} else if (state == AVAHI_SERVER_COLLISION) {
gchar *n;
remove_entries();
n = avahi_alternative_host_name(avahi_server_get_host_name(s));
avahi_log_debug("Host name conflict, retrying with <%s>", n);
avahi_server_set_host_name(s, n);
g_free(n);
}
}
static void remove_entries(void) {
if (group)
avahi_entry_group_free(group);
group = NULL;
}
static void create_entries(gboolean new_name) {
AvahiAddress a;
remove_entries();
group = avahi_entry_group_new(server, entry_group_callback, NULL);
if (!service_name)
service_name = g_strdup("Test Service");
else if (new_name) {
gchar *n = avahi_alternative_service_name(service_name);
g_free(service_name);
service_name = n;
}
if (avahi_server_add_service(server, group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, service_name, "_http._tcp", NULL, NULL, 80, "foo", NULL) < 0) {
avahi_log_error("Failed to add HTTP service");
goto fail;
}
if (avahi_server_add_service(server, group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, service_name, "_ftp._tcp", NULL, NULL, 21, "foo", NULL) < 0) {
avahi_log_error("Failed to add FTP service");
goto fail;
}
if (avahi_server_add_service(server, group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, service_name, "_webdav._tcp", NULL, NULL, 80, "foo", NULL) < 0) {
avahi_log_error("Failed to add WEBDAV service");
goto fail;
}
if (avahi_server_add_dns_server_address(server, group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, NULL, AVAHI_DNS_SERVER_RESOLVE, avahi_address_parse("192.168.50.1", AVAHI_PROTO_UNSPEC, &a), 53) < 0) {
avahi_log_error("Failed to add new DNS Server address");
goto fail;
}
avahi_entry_group_commit(group);
return;
fail:
if (group)
avahi_entry_group_free(group);
group = NULL;
}
static void hnr_callback(AvahiHostNameResolver *r, gint iface, guchar protocol, AvahiBrowserEvent event, const gchar *hostname, const AvahiAddress *a, gpointer userdata) {
gchar t[64];
if (a)
avahi_address_snprint(t, sizeof(t), a);
avahi_log_debug("HNR: (%i.%i) <%s> -> %s [%s]", iface, protocol, hostname, a ? t : "n/a", event == AVAHI_RESOLVER_FOUND ? "found" : "timeout");
}
static void ar_callback(AvahiAddressResolver *r, gint iface, guchar protocol, AvahiBrowserEvent event, const AvahiAddress *a, const gchar *hostname, gpointer userdata) {
gchar t[64];
avahi_address_snprint(t, sizeof(t), a);
avahi_log_debug("AR: (%i.%i) %s -> <%s> [%s]", iface, protocol, t, hostname ? hostname : "n/a", event == AVAHI_RESOLVER_FOUND ? "found" : "timeout");
}
static void db_callback(AvahiDomainBrowser *b, gint iface, guchar protocol, AvahiBrowserEvent event, const gchar *domain, gpointer userdata) {
avahi_log_debug("DB: (%i.%i) <%s> [%s]", iface, protocol, domain, event == AVAHI_BROWSER_NEW ? "new" : "remove");
}
static void stb_callback(AvahiServiceTypeBrowser *b, gint iface, guchar protocol, AvahiBrowserEvent event, const gchar *service_type, const gchar *domain, gpointer userdata) {
avahi_log_debug("STB: (%i.%i) %s in <%s> [%s]", iface, protocol, service_type, domain, event == AVAHI_BROWSER_NEW ? "new" : "remove");
}
static void sb_callback(AvahiServiceBrowser *b, gint iface, guchar protocol, AvahiBrowserEvent event, const gchar *name, const gchar *service_type, const gchar *domain, gpointer userdata) {
avahi_log_debug("SB: (%i.%i) <%s> as %s in <%s> [%s]", iface, protocol, name, service_type, domain, event == AVAHI_BROWSER_NEW ? "new" : "remove");
}
static void sr_callback(AvahiServiceResolver *r, gint iface, guchar protocol, AvahiBrowserEvent event, const gchar *service_name, const gchar*service_type, const gchar*domain_name, const gchar*hostname, const AvahiAddress *a, guint16 port, AvahiStringList *txt, gpointer userdata) {
if (event == AVAHI_RESOLVER_TIMEOUT)
avahi_log_debug("SR: (%i.%i) <%s> as %s in <%s> [timeout]", iface, protocol, service_name, service_type, domain_name);
else {
gchar t[64], *s;
avahi_address_snprint(t, sizeof(t), a);
s = avahi_string_list_to_string(txt);
avahi_log_debug("SR: (%i.%i) <%s> as %s in <%s>: %s/%s:%i (%s) [found]", iface, protocol, service_name, service_type, domain_name, hostname, t, port, s);
g_free(s);
}
}
static void dsb_callback(AvahiDNSServerBrowser *b, gint iface, guchar protocol, AvahiBrowserEvent event, const gchar*hostname, const AvahiAddress *a, guint16 port, gpointer userdata) {
gchar t[64];
avahi_address_snprint(t, sizeof(t), a);
avahi_log_debug("DSB: (%i.%i): %s/%s:%i [%s]", iface, protocol, hostname, t, port, event == AVAHI_BROWSER_NEW ? "new" : "remove");
}
int main(int argc, char *argv[]) {
GMainLoop *loop = NULL;
AvahiRecordBrowser *r;
AvahiHostNameResolver *hnr;
AvahiAddressResolver *ar;
AvahiKey *k;
AvahiServerConfig config;
AvahiAddress a;
AvahiDomainBrowser *db;
AvahiServiceTypeBrowser *stb;
AvahiServiceBrowser *sb;
AvahiServiceResolver *sr;
AvahiDNSServerBrowser *dsb;
avahi_server_config_init(&config);
/* config.host_name = g_strdup("test"); */
server = avahi_server_new(NULL, &config, server_callback, NULL);
avahi_server_config_free(&config);
k = avahi_key_new("_http._tcp.local", AVAHI_DNS_CLASS_IN, AVAHI_DNS_TYPE_PTR);
r = avahi_record_browser_new(server, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, k, record_browser_callback, NULL);
avahi_key_unref(k);
hnr = avahi_host_name_resolver_new(server, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "codes-CompUTER.local", AVAHI_PROTO_UNSPEC, hnr_callback, NULL);
ar = avahi_address_resolver_new(server, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, avahi_address_parse("192.168.50.15", AVAHI_PROTO_INET, &a), ar_callback, NULL);
db = avahi_domain_browser_new(server, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, NULL, AVAHI_DOMAIN_BROWSER_BROWSE, db_callback, NULL);
stb = avahi_service_type_browser_new(server, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, NULL, stb_callback, NULL);
sb = avahi_service_browser_new(server, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "_http._tcp", NULL, sb_callback, NULL);
sr = avahi_service_resolver_new(server, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "Ecstasy HTTP", "_http._tcp", "local", AVAHI_PROTO_UNSPEC, sr_callback, NULL);
dsb = avahi_dns_server_browser_new(server, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "local", AVAHI_DNS_SERVER_RESOLVE, AVAHI_PROTO_UNSPEC, dsb_callback, NULL);
g_timeout_add(1000*5, dump_timeout, server);
g_timeout_add(1000*60, quit_timeout, loop);
loop = g_main_loop_new(NULL, FALSE);
g_main_loop_run(loop);
g_main_loop_unref(loop);
avahi_record_browser_free(r);
avahi_host_name_resolver_free(hnr);
avahi_address_resolver_free(ar);
avahi_service_type_browser_free(stb);
avahi_service_browser_free(sb);
avahi_service_resolver_free(sr);
avahi_dns_server_browser_free(dsb);
if (group)
avahi_entry_group_free(group);
if (server)
avahi_server_free(server);
g_free(service_name);
return 0;
}
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