- service_browser_free(c->service_browsers);
-
- while (c->service_resolvers)
- service_resolver_free(c->service_resolvers);
-
- assert(c->n_objects == 0);
-
- avahi_free(c->name);
- AVAHI_LLIST_REMOVE(Client, clients, server->clients, c);
- avahi_free(c);
-
- server->n_clients --;
- assert(server->n_clients >= 0);
-}
-
-static Client *client_get(const char *name, int create) {
- Client *client;
-
- assert(server);
- assert(name);
-
- for (client = server->clients; client; client = client->clients_next)
- if (!strcmp(name, client->name))
- return client;
-
- if (!create)
- return NULL;
-
- if (server->n_clients >= MAX_CLIENTS)
- return NULL;
-
- /* If not existant yet, create a new entry */
- client = avahi_new(Client, 1);
- client->id = server->current_id++;
- client->name = avahi_strdup(name);
- client->current_id = 0;
- client->n_objects = 0;
- AVAHI_LLIST_HEAD_INIT(EntryGroupInfo, client->entry_groups);
- AVAHI_LLIST_HEAD_INIT(HostNameResolverInfo, client->host_name_resolvers);
- AVAHI_LLIST_HEAD_INIT(AddressResolverInfo, client->address_resolvers);
- AVAHI_LLIST_HEAD_INIT(DomainBrowserInfo, client->domain_browsers);
- AVAHI_LLIST_HEAD_INIT(ServiceTypeBrowserInfo, client->service_type_browsers);
- AVAHI_LLIST_HEAD_INIT(ServiceBrowserInfo, client->service_browsers);
- AVAHI_LLIST_HEAD_INIT(ServiceResolverInfo, client->service_resolvers);
-
- AVAHI_LLIST_PREPEND(Client, clients, server->clients, client);
-
- server->n_clients++;
- assert(server->n_clients > 0);
-
- return client;
-}
-
-static DBusHandlerResult respond_error(DBusConnection *c, DBusMessage *m, int error, const char *text) {
- DBusMessage *reply;
-
- const char * const table[- AVAHI_ERR_MAX] = {
- NULL, /* OK */
- AVAHI_DBUS_ERR_FAILURE,
- AVAHI_DBUS_ERR_BAD_STATE,
- AVAHI_DBUS_ERR_INVALID_HOST_NAME,
- AVAHI_DBUS_ERR_INVALID_DOMAIN_NAME,
- AVAHI_DBUS_ERR_NO_NETWORK,
- AVAHI_DBUS_ERR_INVALID_TTL,
- AVAHI_DBUS_ERR_IS_PATTERN,
- AVAHI_DBUS_ERR_LOCAL_COLLISION,
- AVAHI_DBUS_ERR_INVALID_RECORD,
- AVAHI_DBUS_ERR_INVALID_SERVICE_NAME,
- AVAHI_DBUS_ERR_INVALID_SERVICE_TYPE,
- AVAHI_DBUS_ERR_INVALID_PORT,
- AVAHI_DBUS_ERR_INVALID_KEY,
- AVAHI_DBUS_ERR_INVALID_ADDRESS,
- AVAHI_DBUS_ERR_TIMEOUT,
- AVAHI_DBUS_ERR_TOO_MANY_CLIENTS,
- AVAHI_DBUS_ERR_TOO_MANY_OBJECTS,
- AVAHI_DBUS_ERR_TOO_MANY_ENTRIES,
- AVAHI_DBUS_ERR_OS,
- AVAHI_DBUS_ERR_ACCESS_DENIED,
- AVAHI_DBUS_ERR_INVALID_OPERATION,
- AVAHI_DBUS_ERR_DBUS_ERROR,
- AVAHI_DBUS_ERR_NOT_CONNECTED,
- AVAHI_DBUS_ERR_NO_MEMORY,
- AVAHI_DBUS_ERR_INVALID_OBJECT,
- AVAHI_DBUS_ERR_NO_DAEMON
- };
-
- assert(-error > -AVAHI_OK);
- assert(-error < -AVAHI_ERR_MAX);
-
- reply = dbus_message_new_error(m, table[-error], text ? text : avahi_strerror(error));
- dbus_connection_send(c, reply, NULL);
- dbus_message_unref(reply);
-
- return DBUS_HANDLER_RESULT_HANDLED;
-}
-
-static DBusHandlerResult respond_string(DBusConnection *c, DBusMessage *m, const char *text) {
- DBusMessage *reply;
-
- reply = dbus_message_new_method_return(m);
- dbus_message_append_args(reply, DBUS_TYPE_STRING, &text, DBUS_TYPE_INVALID);
- dbus_connection_send(c, reply, NULL);
- dbus_message_unref(reply);
-
- return DBUS_HANDLER_RESULT_HANDLED;
-}
-
-static DBusHandlerResult respond_int32(DBusConnection *c, DBusMessage *m, int32_t i) {
- DBusMessage *reply;
-
- reply = dbus_message_new_method_return(m);
- dbus_message_append_args(reply, DBUS_TYPE_INT32, &i, DBUS_TYPE_INVALID);
- dbus_connection_send(c, reply, NULL);
- dbus_message_unref(reply);
-
- return DBUS_HANDLER_RESULT_HANDLED;
-}
-
-static DBusHandlerResult respond_ok(DBusConnection *c, DBusMessage *m) {
- DBusMessage *reply;
-
- reply = dbus_message_new_method_return(m);
- dbus_connection_send(c, reply, NULL);
- dbus_message_unref(reply);
-
- return DBUS_HANDLER_RESULT_HANDLED;
-}
-
-static DBusHandlerResult respond_path(DBusConnection *c, DBusMessage *m, const char *path) {
- DBusMessage *reply;
-
- reply = dbus_message_new_method_return(m);
- dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID);
- dbus_connection_send(c, reply, NULL);
- dbus_message_unref(reply);
-
- return DBUS_HANDLER_RESULT_HANDLED;
-}
-
-static char *file_get_contents(char *fname) {
- int fd = -1;
- struct stat st;
- ssize_t size;
- char *buf = NULL;
-
- assert(fname);
-
- if (!(fd = open(fname, O_RDONLY))) {
- avahi_log_error("Failed to open %s: %s", fname, strerror(errno));
- goto fail;
- }
-
- if (fstat(fd, &st) < 0) {
- avahi_log_error("stat(%s) failed: %s", fname, strerror(errno));
- goto fail;
- }
-
- if (!(S_ISREG(st.st_mode))) {
- avahi_log_error("Invalid file %s", fname);
- goto fail;
- }
-
- if (st.st_size > 1024*1024) { /** 1MB */
- avahi_log_error("File too large %s", fname);
- goto fail;
- }
-
- buf = avahi_new(char, st.st_size+1);
-
- if ((size = read(fd, buf, st.st_size)) < 0) {
- avahi_log_error("read() failed: %s\n", strerror(errno));
- goto fail;
- }
-
- buf[size] = 0;
-
- close(fd);
- return buf;
-
-fail:
- if (fd >= 0)
- close(fd);
-
- if (buf)
- avahi_free(buf);
-
- return NULL;
-
-}
-
-static DBusHandlerResult handle_introspect(DBusConnection *c, DBusMessage *m, const char *fname) {
- char *path, *contents;
- DBusError error;
-
- assert(c);
- assert(m);
- assert(fname);
-
- dbus_error_init(&error);
-
- if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
- avahi_log_error("Error parsing Introspect message: %s", error.message);
- goto fail;
- }
-
- path = avahi_strdup_printf("%s/%s", AVAHI_DBUS_INTROSPECTION_DIR, fname);
- contents = file_get_contents(path);
- avahi_free(path);
-
- if (!contents) {
- avahi_log_error("Failed to load introspection data.");
- goto fail;
- }
-
- respond_string(c, m, contents);
- avahi_free(contents);
-
- return DBUS_HANDLER_RESULT_HANDLED;
-
-fail:
- if (dbus_error_is_set(&error))
- dbus_error_free(&error);
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
-}
-
-static DBusHandlerResult msg_signal_filter_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
- DBusError error;
-
- dbus_error_init(&error);
-
-/* avahi_log_debug("dbus: interface=%s, path=%s, member=%s", */
-/* dbus_message_get_interface(m), */
-/* dbus_message_get_path(m), */
-/* dbus_message_get_member(m)); */
-
- if (dbus_message_is_signal(m, DBUS_INTERFACE_LOCAL, "Disconnected")) {
- /* No, we shouldn't quit, but until we get somewhere
- * usefull such that we can restore our state, we will */
- avahi_log_warn("Disconnnected from d-bus, terminating...");
-
- raise(SIGQUIT); /* The signal handler will catch this and terminate the process cleanly*/
-
- return DBUS_HANDLER_RESULT_HANDLED;
-
- } else if (dbus_message_is_signal(m, DBUS_INTERFACE_DBUS, "NameAcquired")) {
- char *name;