USA.
***/
-#include <glib.h>
-
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
+#include <string.h>
+#include <sys/ioctl.h>
+#include <net/if.h>
+#include <errno.h>
+#include <unistd.h>
+#include <glib.h>
+
#define DBUS_API_SUBJECT_TO_CHANGE
#include <dbus/dbus.h>
#include <dbus/dbus-glib-lowlevel.h>
-
+
+#include <avahi-common/llist.h>
+#include <avahi-core/log.h>
+#include <avahi-core/core.h>
+#include <avahi-common/dbus.h>
+
#include "dbus-protocol.h"
+#include "main.h"
-static DBusConnection *bus = NULL;
+typedef struct Server Server;
+typedef struct Client Client;
+typedef struct EntryGroupInfo EntryGroupInfo;
+typedef struct HostNameResolverInfo HostNameResolverInfo;
+typedef struct AddressResolverInfo AddressResolverInfo;
+typedef struct DomainBrowserInfo DomainBrowserInfo;
+typedef struct ServiceTypeBrowserInfo ServiceTypeBrowserInfo;
+typedef struct ServiceBrowserInfo ServiceBrowserInfo;
+typedef struct ServiceResolverInfo ServiceResolverInfo;
-static DBusHandlerResult
-do_register (DBusConnection *conn, DBusMessage *message)
-{
- DBusError error;
- char *s;
+#define MAX_CLIENTS 20
+#define MAX_OBJECTS_PER_CLIENT 50
+#define MAX_ENTRIES_PER_ENTRY_GROUP 20
+
+/* #define VALGRIND_WORKAROUND */
+
+struct EntryGroupInfo {
+ guint id;
+ Client *client;
+ AvahiSEntryGroup *entry_group;
+ gchar *path;
+
+ gint n_entries;
+
+ AVAHI_LLIST_FIELDS(EntryGroupInfo, entry_groups);
+};
+
+struct HostNameResolverInfo {
+ Client *client;
+ AvahiSHostNameResolver *host_name_resolver;
+ DBusMessage *message;
+
+ AVAHI_LLIST_FIELDS(HostNameResolverInfo, host_name_resolvers);
+};
+
+struct AddressResolverInfo {
+ Client *client;
+ AvahiSAddressResolver *address_resolver;
+ DBusMessage *message;
+
+ AVAHI_LLIST_FIELDS(AddressResolverInfo, address_resolvers);
+};
+
+struct DomainBrowserInfo {
+ guint id;
+ Client *client;
+ AvahiSDomainBrowser *domain_browser;
+ gchar *path;
+
+ AVAHI_LLIST_FIELDS(DomainBrowserInfo, domain_browsers);
+};
+
+struct ServiceTypeBrowserInfo {
+ guint id;
+ Client *client;
+ AvahiSServiceTypeBrowser *service_type_browser;
+ gchar *path;
+
+ AVAHI_LLIST_FIELDS(ServiceTypeBrowserInfo, service_type_browsers);
+};
+
+struct ServiceBrowserInfo {
+ guint id;
+ Client *client;
+ AvahiSServiceBrowser *service_browser;
+ gchar *path;
+
+ AVAHI_LLIST_FIELDS(ServiceBrowserInfo, service_browsers);
+};
+
+struct ServiceResolverInfo {
+ Client *client;
+ AvahiSServiceResolver *service_resolver;
+ DBusMessage *message;
+
+ AVAHI_LLIST_FIELDS(ServiceResolverInfo, service_resolvers);
+};
+
+struct Client {
+ guint id;
+ gchar *name;
+ guint current_id;
+ gint n_objects;
+
+ AVAHI_LLIST_FIELDS(Client, clients);
+ AVAHI_LLIST_HEAD(EntryGroupInfo, entry_groups);
+ AVAHI_LLIST_HEAD(HostNameResolverInfo, host_name_resolvers);
+ AVAHI_LLIST_HEAD(AddressResolverInfo, address_resolvers);
+ AVAHI_LLIST_HEAD(DomainBrowserInfo, domain_browsers);
+ AVAHI_LLIST_HEAD(ServiceTypeBrowserInfo, service_type_browsers);
+ AVAHI_LLIST_HEAD(ServiceBrowserInfo, service_browsers);
+ AVAHI_LLIST_HEAD(ServiceResolverInfo, service_resolvers);
+};
+
+struct Server {
+ DBusConnection *bus;
+ AVAHI_LLIST_HEAD(Client, clients);
+ gint n_clients;
+ guint current_id;
+};
+
+static Server *server = NULL;
+
+static void entry_group_free(EntryGroupInfo *i) {
+ g_assert(i);
+
+ if (i->entry_group)
+ avahi_s_entry_group_free(i->entry_group);
+ dbus_connection_unregister_object_path(server->bus, i->path);
+ g_free(i->path);
+ AVAHI_LLIST_REMOVE(EntryGroupInfo, entry_groups, i->client->entry_groups, i);
+
+ i->client->n_objects--;
+ g_assert(i->client->n_objects >= 0);
+
+ g_free(i);
+ }
+
+static void host_name_resolver_free(HostNameResolverInfo *i) {
+ g_assert(i);
+
+ if (i->host_name_resolver)
+ avahi_s_host_name_resolver_free(i->host_name_resolver);
+ dbus_message_unref(i->message);
+ AVAHI_LLIST_REMOVE(HostNameResolverInfo, host_name_resolvers, i->client->host_name_resolvers, i);
+
+ i->client->n_objects--;
+ g_assert(i->client->n_objects >= 0);
+
+ g_free(i);
+}
+
+static void address_resolver_free(AddressResolverInfo *i) {
+ g_assert(i);
+
+ if (i->address_resolver)
+ avahi_s_address_resolver_free(i->address_resolver);
+ dbus_message_unref(i->message);
+ AVAHI_LLIST_REMOVE(AddressResolverInfo, address_resolvers, i->client->address_resolvers, i);
+
+ i->client->n_objects--;
+ g_assert(i->client->n_objects >= 0);
+
+ g_free(i);
+}
+
+static void domain_browser_free(DomainBrowserInfo *i) {
+ g_assert(i);
+
+ if (i->domain_browser)
+ avahi_s_domain_browser_free(i->domain_browser);
+ dbus_connection_unregister_object_path(server->bus, i->path);
+ g_free(i->path);
+ AVAHI_LLIST_REMOVE(DomainBrowserInfo, domain_browsers, i->client->domain_browsers, i);
+
+ i->client->n_objects--;
+ g_assert(i->client->n_objects >= 0);
+
+ g_free(i);
+}
+
+static void service_type_browser_free(ServiceTypeBrowserInfo *i) {
+ g_assert(i);
+
+ if (i->service_type_browser)
+ avahi_s_service_type_browser_free(i->service_type_browser);
+ dbus_connection_unregister_object_path(server->bus, i->path);
+ g_free(i->path);
+ AVAHI_LLIST_REMOVE(ServiceTypeBrowserInfo, service_type_browsers, i->client->service_type_browsers, i);
+
+ i->client->n_objects--;
+ g_assert(i->client->n_objects >= 0);
+
+ g_free(i);
+}
- dbus_error_init (&error);
+static void service_browser_free(ServiceBrowserInfo *i) {
+ g_assert(i);
- dbus_message_get_args (message, &error,
- DBUS_TYPE_STRING, &s,
- DBUS_TYPE_INVALID);
+ if (i->service_browser)
+ avahi_s_service_browser_free(i->service_browser);
+ dbus_connection_unregister_object_path(server->bus, i->path);
+ g_free(i->path);
+ AVAHI_LLIST_REMOVE(ServiceBrowserInfo, service_browsers, i->client->service_browsers, i);
- if (dbus_error_is_set (&error))
- {
- g_warning ("Error parsing register attempt");
- dbus_error_free (&error);
+ i->client->n_objects--;
+ g_assert(i->client->n_objects >= 0);
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ g_free(i);
+}
+
+static void service_resolver_free(ServiceResolverInfo *i) {
+ g_assert(i);
+
+ if (i->service_resolver)
+ avahi_s_service_resolver_free(i->service_resolver);
+ dbus_message_unref(i->message);
+ AVAHI_LLIST_REMOVE(ServiceResolverInfo, service_resolvers, i->client->service_resolvers, i);
+
+ i->client->n_objects--;
+ g_assert(i->client->n_objects >= 0);
+
+ g_free(i);
+}
+
+static void client_free(Client *c) {
+
+ g_assert(server);
+ g_assert(c);
+
+ while (c->entry_groups)
+ entry_group_free(c->entry_groups);
+
+ while (c->host_name_resolvers)
+ host_name_resolver_free(c->host_name_resolvers);
+
+ while (c->address_resolvers)
+ address_resolver_free(c->address_resolvers);
+
+ while (c->domain_browsers)
+ domain_browser_free(c->domain_browsers);
+
+ while (c->service_type_browsers)
+ service_type_browser_free(c->service_type_browsers);
+
+ while (c->service_browsers)
+ service_browser_free(c->service_browsers);
+
+ while (c->service_resolvers)
+ service_resolver_free(c->service_resolvers);
+
+ g_assert(c->n_objects == 0);
+
+ g_free(c->name);
+ AVAHI_LLIST_REMOVE(Client, clients, server->clients, c);
+ g_free(c);
+
+ server->n_clients --;
+ g_assert(server->n_clients >= 0);
+}
+
+static Client *client_get(const gchar *name, gboolean create) {
+ Client *client;
+
+ g_assert(server);
+ g_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 = g_new(Client, 1);
+ client->id = server->current_id++;
+ client->name = g_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++;
+ g_assert(server->n_clients > 0);
+
+ return client;
+}
+
+static DBusHandlerResult respond_error(DBusConnection *c, DBusMessage *m, gint error, const gchar *text) {
+ DBusMessage *reply;
+
+ const gchar * 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
+ };
+
+ g_assert(-error > -AVAHI_OK);
+ g_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 gchar *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, gint32 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 gchar *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 DBusHandlerResult handle_introspect(DBusConnection *c, DBusMessage *m, const gchar *fname) {
+ gchar *path = NULL;
+ gchar *contents;
+ GError *gerror = NULL;
+ DBusError error;
+
+ g_assert(c);
+ g_assert(m);
+ g_assert(fname);
+
+ dbus_error_init(&error);
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing Introspect message: %s", error.message);
+ goto fail;
}
+
+ path = g_strdup_printf("%s/%s", AVAHI_DBUS_INTROSPECTION_DIR, fname);
- g_message ("Register received from: %s (dbus:% s)", s, dbus_message_get_sender (message));
+ if (!(g_file_get_contents(path, &contents, NULL, &gerror))) {
+ avahi_log_warn("Failed to load introspection data: %s", gerror->message);
+ g_error_free(gerror);
+ g_free(path);
+ goto fail;
+ }
+ g_free(path);
+
+ respond_string(c, m, contents);
+ g_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
-signal_filter (DBusConnection *conn, DBusMessage *message, void *user_data)
-{
- GMainLoop *loop = user_data;
+static DBusHandlerResult msg_signal_filter_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
+ GMainLoop *loop = userdata;
DBusError error;
- dbus_error_init (&error);
+ dbus_error_init(&error);
- g_message ("dbus: interface=%s, path=%s, member=%s",
- dbus_message_get_interface (message),
- dbus_message_get_path (message),
- dbus_message_get_member (message));
+/* 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 (message,
-#ifdef DBUS_USE_NEW_API
- DBUS_INTERFACE_LOCAL,
-#else
- DBUS_INTERFACE_ORG_FREEDESKTOP_LOCAL,
-#endif
- "Disconnected"))
- {
+ 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 */
- g_warning ("Disconnnected from d-bus, terminating...");
-
+ avahi_log_warn("Disconnnected from d-bus, terminating...");
g_main_loop_quit (loop);
return DBUS_HANDLER_RESULT_HANDLED;
- } else if (dbus_message_is_method_call (message, DBUS_SERVICE_AVAHI,
- "Register"))
- {
- return do_register (conn, message);
- } else if (dbus_message_is_signal (message,
-#ifdef DBUS_USE_NEW_API
- DBUS_INTERFACE_DBUS,
- "NameAcquired"))
-#else
- DBUS_INTERFACE_ORG_FREEDESKTOP_DBUS,
- "ServiceAcquired"))
-#endif
- {
- char *name;
+
+ } else if (dbus_message_is_signal(m, DBUS_INTERFACE_DBUS, "NameAcquired")) {
+ gchar *name;
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing NameAcquired message");
+ goto fail;
+ }
+
+/* avahi_log_info("dbus: name acquired (%s)", name); */
+ return DBUS_HANDLER_RESULT_HANDLED;
+
+ } else if (dbus_message_is_signal(m, DBUS_INTERFACE_DBUS, "NameOwnerChanged")) {
+ gchar *name, *old, *new;
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_STRING, &name, DBUS_TYPE_STRING, &old, DBUS_TYPE_STRING, &new, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing NameOwnerChanged message");
+ goto fail;
+ }
+
+ if (!*new) {
+ Client *client;
+
+ if ((client = client_get(name, FALSE))) {
+/* avahi_log_info("dbus: client %s vanished", name); */
+ client_free(client);
+ }
+ }
+ }
+
+fail:
+ if (dbus_error_is_set(&error))
+ dbus_error_free(&error);
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static void entry_group_callback(AvahiServer *s, AvahiSEntryGroup *g, AvahiEntryGroupState state, gpointer userdata) {
+ EntryGroupInfo *i = userdata;
+ DBusMessage *m;
+ gint32 t;
+
+ g_assert(s);
+ g_assert(g);
+ g_assert(i);
+
+ m = dbus_message_new_signal(i->path, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "StateChanged");
+ t = (gint32) state;
+ dbus_message_append_args(m, DBUS_TYPE_INT32, &t, DBUS_TYPE_INVALID);
+ dbus_message_set_destination(m, i->client->name);
+ dbus_connection_send(server->bus, m, NULL);
+ dbus_message_unref(m);
+}
+
+static DBusHandlerResult msg_entry_group_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
+ DBusError error;
+ EntryGroupInfo *i = userdata;
+
+ g_assert(c);
+ g_assert(m);
+ g_assert(i);
+
+ 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));
+
+ /* Introspection */
+ if (dbus_message_is_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"))
+ return handle_introspect(c, m, "EntryGroup.introspect");
+
+ /* Access control */
+ if (strcmp(dbus_message_get_sender(m), i->client->name))
+ return respond_error(c, m, AVAHI_ERR_ACCESS_DENIED, NULL);
+
+ if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "Free")) {
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing EntryGroup::Free message");
+ goto fail;
+ }
- dbus_message_get_args (message, &error,
- DBUS_TYPE_STRING, &name,
- DBUS_TYPE_INVALID);
+ entry_group_free(i);
+ return respond_ok(c, m);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "Commit")) {
- if (dbus_error_is_set (&error))
- {
- g_warning ("Error parsing NameAcquired message");
- dbus_error_free (&error);
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing EntryGroup::Commit message");
+ goto fail;
+ }
+
+ avahi_s_entry_group_commit(i->entry_group);
+ return respond_ok(c, m);
+
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "Reset")) {
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing EntryGroup::Reset message");
+ goto fail;
+ }
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ avahi_s_entry_group_reset(i->entry_group);
+ return respond_ok(c, m);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "IsEmpty")) {
+ DBusMessage *reply;
+ gboolean b;
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing EntryGroup::IsEmpty message");
+ goto fail;
}
- g_message ("dbus: ServiceAcquired (%s)", name);
+ b = !!avahi_s_entry_group_is_empty(i->entry_group);
+ reply = dbus_message_new_method_return(m);
+ dbus_message_append_args(reply, DBUS_TYPE_BOOLEAN, &b, DBUS_TYPE_INVALID);
+ dbus_connection_send(c, reply, NULL);
+ dbus_message_unref(reply);
+
return DBUS_HANDLER_RESULT_HANDLED;
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "GetState")) {
+ AvahiEntryGroupState state;
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing EntryGroup::GetState message");
+ goto fail;
+ }
+
+ state = avahi_s_entry_group_get_state(i->entry_group);
+ return respond_int32(c, m, (gint32) state);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "AddService")) {
+ gint32 interface, protocol;
+ gchar *type, *name, *domain, *host;
+ guint16 port;
+ AvahiStringList *strlst;
+ DBusMessageIter iter, sub;
+ int j;
+
+ if (!dbus_message_get_args(
+ m, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &type,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_STRING, &host,
+ DBUS_TYPE_UINT16, &port,
+ DBUS_TYPE_INVALID) || !type || !name) {
+ avahi_log_warn("Error parsing EntryGroup::AddService message");
+ goto fail;
+ }
+
+ dbus_message_iter_init(m, &iter);
+
+ for (j = 0; j < 7; j++)
+ dbus_message_iter_next(&iter);
+
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
+ dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_ARRAY) {
+ avahi_log_warn("Error parsing EntryGroup::AddService message 2");
+ goto fail;
+ }
+
+ strlst = NULL;
+ dbus_message_iter_recurse(&iter, &sub);
+
+ for (;;) {
+ DBusMessageIter sub2;
+ int at, n;
+ guint8 *k;
+
+ if ((at = dbus_message_iter_get_arg_type(&sub)) == DBUS_TYPE_INVALID)
+ break;
+
+ g_assert(at == DBUS_TYPE_ARRAY);
+
+ if (dbus_message_iter_get_element_type(&sub) != DBUS_TYPE_BYTE) {
+ avahi_log_warn("Error parsing EntryGroup::AddService message");
+ goto fail;
+ }
+
+ dbus_message_iter_recurse(&sub, &sub2);
+ dbus_message_iter_get_fixed_array(&sub2, &k, &n);
+ strlst = avahi_string_list_add_arbitrary(strlst, k, n);
+
+ dbus_message_iter_next(&sub);
+ }
+
+ if (i->n_entries >= MAX_ENTRIES_PER_ENTRY_GROUP) {
+ avahi_string_list_free(strlst);
+ avahi_log_warn("Too many entries per entry group, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_ENTRIES, NULL);
+ }
+
+ if (domain && !*domain)
+ domain = NULL;
+
+ if (host && !*host)
+ host = NULL;
+
+ if (avahi_server_add_service_strlst(avahi_server, i->entry_group, (AvahiIfIndex) interface, (AvahiProtocol) protocol, name, type, domain, host, port, strlst) < 0) {
+ avahi_string_list_free(strlst);
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ } else
+ i->n_entries ++;
+
+ avahi_string_list_free(strlst);
+
+ return respond_ok(c, m);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "AddAddress")) {
+ gint32 interface, protocol;
+ gchar *name, *address;
+ AvahiAddress a;
+
+ if (!dbus_message_get_args(
+ m, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &address,
+ DBUS_TYPE_INVALID) || !name || !address) {
+ avahi_log_warn("Error parsing EntryGroup::AddAddress message");
+ goto fail;
+ }
+
+ if (i->n_entries >= MAX_ENTRIES_PER_ENTRY_GROUP) {
+ avahi_log_warn("Too many entries per entry group, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_ENTRIES, NULL);
+ }
+
+ if (!(avahi_address_parse(address, AVAHI_PROTO_UNSPEC, &a))) {
+ return respond_error(c, m, AVAHI_ERR_INVALID_ADDRESS, NULL);
+ }
+
+ if (avahi_server_add_address(avahi_server, i->entry_group, (AvahiIfIndex) interface, (AvahiProtocol) protocol, 0, name, &a) < 0)
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ else
+ i->n_entries ++;
+
+ return respond_ok(c, m);
}
+
+ avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
- g_message ("dbus: missed event");
+fail:
+ if (dbus_error_is_set(&error))
+ dbus_error_free(&error);
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static void host_name_resolver_callback(AvahiSHostNameResolver *r, AvahiIfIndex interface, AvahiProtocol protocol, AvahiResolverEvent event, const gchar *host_name, const AvahiAddress *a, gpointer userdata) {
+ HostNameResolverInfo *i = userdata;
+
+ g_assert(r);
+ g_assert(host_name);
+ g_assert(i);
+
+ if (event == AVAHI_RESOLVER_FOUND) {
+ char t[256], *pt = t;
+ gint32 i_interface, i_protocol, i_aprotocol;
+ DBusMessage *reply;
+
+ g_assert(a);
+ avahi_address_snprint(t, sizeof(t), a);
+
+ i_interface = (gint32) interface;
+ i_protocol = (gint32) protocol;
+ i_aprotocol = (gint32) a->family;
+
+ reply = dbus_message_new_method_return(i->message);
+ dbus_message_append_args(
+ reply,
+ DBUS_TYPE_INT32, &i_interface,
+ DBUS_TYPE_INT32, &i_protocol,
+ DBUS_TYPE_STRING, &host_name,
+ DBUS_TYPE_INT32, &i_aprotocol,
+ DBUS_TYPE_STRING, &pt,
+ DBUS_TYPE_INVALID);
+
+ dbus_connection_send(server->bus, reply, NULL);
+ dbus_message_unref(reply);
+ } else {
+ g_assert(event == AVAHI_RESOLVER_TIMEOUT);
+
+ respond_error(server->bus, i->message, AVAHI_ERR_TIMEOUT, NULL);
+ }
+
+ host_name_resolver_free(i);
+}
+
+static void address_resolver_callback(AvahiSAddressResolver *r, AvahiIfIndex interface, AvahiProtocol protocol, AvahiResolverEvent event, const AvahiAddress *address, const gchar *host_name, gpointer userdata) {
+ AddressResolverInfo *i = userdata;
+
+ g_assert(r);
+ g_assert(address);
+ g_assert(i);
+
+ if (event == AVAHI_RESOLVER_FOUND) {
+ char t[256], *pt = t;
+ gint32 i_interface, i_protocol, i_aprotocol;
+ DBusMessage *reply;
+
+ g_assert(host_name);
+ avahi_address_snprint(t, sizeof(t), address);
+
+ i_interface = (gint32) interface;
+ i_protocol = (gint32) protocol;
+ i_aprotocol = (gint32) address->family;
+
+ reply = dbus_message_new_method_return(i->message);
+ dbus_message_append_args(
+ reply,
+ DBUS_TYPE_INT32, &i_interface,
+ DBUS_TYPE_INT32, &i_protocol,
+ DBUS_TYPE_INT32, &i_aprotocol,
+ DBUS_TYPE_STRING, &pt,
+ DBUS_TYPE_STRING, &host_name,
+ DBUS_TYPE_INVALID);
+
+ dbus_connection_send(server->bus, reply, NULL);
+ dbus_message_unref(reply);
+ } else {
+ g_assert(event == AVAHI_RESOLVER_TIMEOUT);
+ respond_error(server->bus, i->message, AVAHI_ERR_TIMEOUT, NULL);
+ }
+
+ address_resolver_free(i);
+}
+
+static DBusHandlerResult msg_domain_browser_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
+ DBusError error;
+ DomainBrowserInfo *i = userdata;
+
+ g_assert(c);
+ g_assert(m);
+ g_assert(i);
+
+ 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));
+
+ /* Introspection */
+ if (dbus_message_is_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"))
+ return handle_introspect(c, m, "DomainBrowser.introspect");
+
+ /* Access control */
+ if (strcmp(dbus_message_get_sender(m), i->client->name))
+ return respond_error(c, m, AVAHI_ERR_ACCESS_DENIED, NULL);
+
+ if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_DOMAIN_BROWSER, "Free")) {
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing DomainBrowser::Free message");
+ goto fail;
+ }
+
+ domain_browser_free(i);
+ return respond_ok(c, m);
+
+ }
+
+ avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
+
+fail:
+ if (dbus_error_is_set(&error))
+ dbus_error_free(&error);
+
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
-int
-dbus_protocol_setup (GMainLoop *loop)
-{
+static void domain_browser_callback(AvahiSDomainBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const gchar *domain, gpointer userdata) {
+ DomainBrowserInfo *i = userdata;
+ DBusMessage *m;
+ gint32 i_interface, i_protocol;
+
+ g_assert(b);
+ g_assert(domain);
+ g_assert(i);
+
+ i_interface = (gint32) interface;
+ i_protocol = (gint32) protocol;
+
+ m = dbus_message_new_signal(i->path, AVAHI_DBUS_INTERFACE_DOMAIN_BROWSER, event == AVAHI_BROWSER_NEW ? "ItemNew" : "ItemRemove");
+ dbus_message_append_args(
+ m,
+ DBUS_TYPE_INT32, &i_interface,
+ DBUS_TYPE_INT32, &i_protocol,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_INVALID);
+ dbus_message_set_destination(m, i->client->name);
+ dbus_connection_send(server->bus, m, NULL);
+ dbus_message_unref(m);
+}
+
+static DBusHandlerResult msg_service_type_browser_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
DBusError error;
+ ServiceTypeBrowserInfo *i = userdata;
+
+ g_assert(c);
+ g_assert(m);
+ g_assert(i);
+
+ 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));
+
+ /* Introspection */
+ if (dbus_message_is_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"))
+ return handle_introspect(c, m, "ServiceTypeBrowser.introspect");
+
+ /* Access control */
+ if (strcmp(dbus_message_get_sender(m), i->client->name))
+ return respond_error(c, m, AVAHI_ERR_ACCESS_DENIED, NULL);
+
+ if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVICE_TYPE_BROWSER, "Free")) {
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing ServiceTypeBrowser::Free message");
+ goto fail;
+ }
+
+ service_type_browser_free(i);
+ return respond_ok(c, m);
+
+ }
+
+ avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
+
+fail:
+ if (dbus_error_is_set(&error))
+ dbus_error_free(&error);
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static void service_type_browser_callback(AvahiSServiceTypeBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const gchar *type, const gchar *domain, gpointer userdata) {
+ ServiceTypeBrowserInfo *i = userdata;
+ DBusMessage *m;
+ gint32 i_interface, i_protocol;
+
+ g_assert(b);
+ g_assert(type);
+ g_assert(domain);
+ g_assert(i);
+
+ i_interface = (gint32) interface;
+ i_protocol = (gint32) protocol;
+
+ m = dbus_message_new_signal(i->path, AVAHI_DBUS_INTERFACE_SERVICE_TYPE_BROWSER, event == AVAHI_BROWSER_NEW ? "ItemNew" : "ItemRemove");
+ dbus_message_append_args(
+ m,
+ DBUS_TYPE_INT32, &i_interface,
+ DBUS_TYPE_INT32, &i_protocol,
+ DBUS_TYPE_STRING, &type,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_INVALID);
+ dbus_message_set_destination(m, i->client->name);
+ dbus_connection_send(server->bus, m, NULL);
+ dbus_message_unref(m);
+}
+
+static DBusHandlerResult msg_service_browser_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
+ DBusError error;
+ ServiceBrowserInfo *i = userdata;
+
+ g_assert(c);
+ g_assert(m);
+ g_assert(i);
+
+ 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));
+
+ /* Introspection */
+ if (dbus_message_is_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"))
+ return handle_introspect(c, m, "ServiceBrowser.Introspect");
+
+ /* Access control */
+ if (strcmp(dbus_message_get_sender(m), i->client->name))
+ return respond_error(c, m, AVAHI_ERR_ACCESS_DENIED, NULL);
+
+ if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVICE_BROWSER, "Free")) {
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing ServiceBrowser::Free message");
+ goto fail;
+ }
+
+ service_browser_free(i);
+ return respond_ok(c, m);
+
+ }
+
+ avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
+
+fail:
+ if (dbus_error_is_set(&error))
+ dbus_error_free(&error);
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+static void service_browser_callback(AvahiSServiceBrowser *b, AvahiIfIndex interface, AvahiProtocol protocol, AvahiBrowserEvent event, const gchar *name, const gchar *type, const gchar *domain, gpointer userdata) {
+ ServiceBrowserInfo *i = userdata;
+ DBusMessage *m;
+ gint32 i_interface, i_protocol;
+
+ g_assert(b);
+ g_assert(name);
+ g_assert(type);
+ g_assert(domain);
+ g_assert(i);
+
+ i_interface = (gint32) interface;
+ i_protocol = (gint32) protocol;
+
+ m = dbus_message_new_signal(i->path, AVAHI_DBUS_INTERFACE_SERVICE_BROWSER, event == AVAHI_BROWSER_NEW ? "ItemNew" : "ItemRemove");
+ dbus_message_append_args(
+ m,
+ DBUS_TYPE_INT32, &i_interface,
+ DBUS_TYPE_INT32, &i_protocol,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &type,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_INVALID);
+ dbus_message_set_destination(m, i->client->name);
+ dbus_connection_send(server->bus, m, NULL);
+ dbus_message_unref(m);
+}
+
+static void service_resolver_callback(
+ AvahiSServiceResolver *r,
+ AvahiIfIndex interface,
+ AvahiProtocol protocol,
+ AvahiResolverEvent event,
+ const gchar *name,
+ const gchar *type,
+ const gchar *domain,
+ const gchar *host_name,
+ const AvahiAddress *a,
+ guint16 port,
+ AvahiStringList *txt,
+ gpointer userdata) {
+
+ ServiceResolverInfo *i = userdata;
+
+ g_assert(r);
+ g_assert(i);
+
+ if (event == AVAHI_RESOLVER_FOUND) {
+ char t[256], *pt = t;
+ gint32 i_interface, i_protocol, i_aprotocol;
+ guint n, j;
+ AvahiStringList *p;
+ DBusMessage *reply;
+ DBusMessageIter iter, sub;
+
+ g_assert(host_name);
+
+ g_assert(a);
+ avahi_address_snprint(t, sizeof(t), a);
+
+ i_interface = (gint32) interface;
+ i_protocol = (gint32) protocol;
+ i_aprotocol = (gint32) a->family;
+
+ reply = dbus_message_new_method_return(i->message);
+ dbus_message_append_args(
+ reply,
+ DBUS_TYPE_INT32, &i_interface,
+ DBUS_TYPE_INT32, &i_protocol,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &type,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_STRING, &host_name,
+ DBUS_TYPE_INT32, &i_aprotocol,
+ DBUS_TYPE_STRING, &pt,
+ DBUS_TYPE_UINT16, &port,
+ DBUS_TYPE_INVALID);
- dbus_error_init (&error);
+ dbus_message_iter_init_append(reply, &iter);
+ dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "ay", &sub);
- bus = dbus_bus_get (DBUS_BUS_SYSTEM, &error);
+ for (p = txt, j = n-1; p; p = p->next, j--) {
+ DBusMessageIter sub2;
+ const guint8 *data = p->text;
+
+ dbus_message_iter_open_container(&sub, DBUS_TYPE_ARRAY, "y", &sub2);
+ dbus_message_iter_append_fixed_array(&sub2, DBUS_TYPE_BYTE, &data, p->size);
+ dbus_message_iter_close_container(&sub, &sub2);
- if (bus == NULL)
- {
- g_warning ("dbus_bus_get(): %s", error.message);
- dbus_error_free (&error);
+ }
+ dbus_message_iter_close_container(&iter, &sub);
+
+ dbus_connection_send(server->bus, reply, NULL);
+ dbus_message_unref(reply);
+ } else {
+ g_assert(event == AVAHI_RESOLVER_TIMEOUT);
- return 1;
+ respond_error(server->bus, i->message, AVAHI_ERR_TIMEOUT, NULL);
}
- dbus_connection_setup_with_g_main (bus, NULL);
- dbus_connection_set_exit_on_disconnect (bus, FALSE);
+ service_resolver_free(i);
+}
+
+static DBusHandlerResult msg_server_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_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"))
+ return handle_introspect(c, m, "Server.introspect");
+
+ else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetHostName")) {
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing Server::GetHostName message");
+ goto fail;
+ }
+
+ return respond_string(c, m, avahi_server_get_host_name(avahi_server));
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetDomainName")) {
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing Server::GetDomainName message");
+ goto fail;
+ }
+
+ return respond_string(c, m, avahi_server_get_domain_name(avahi_server));
-#ifdef DBUS_USE_NEW_API
- dbus_bus_request_name (bus, DBUS_SERVICE_AVAHI, 0, &error);
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetHostNameFqdn")) {
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_INVALID))) {
+ avahi_log_warn("Error parsing Server::GetHostNameFqdn message");
+ goto fail;
+ }
+
+ return respond_string(c, m, avahi_server_get_host_name_fqdn(avahi_server));
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetVersionString")) {
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_INVALID))) {
+ avahi_log_warn("Error parsing Server::GetVersionString message");
+ goto fail;
+ }
+
+ return respond_string(c, m, PACKAGE_STRING);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetState")) {
+ AvahiServerState state;
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_INVALID))) {
+ avahi_log_warn("Error parsing Server::GetState message");
+ goto fail;
+ }
+
+ state = avahi_server_get_state(avahi_server);
+ return respond_int32(c, m, (gint32) state);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetNetworkInterfaceNameByIndex")) {
+ gint32 idx;
+ int fd;
+ struct ifreq ifr;
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_INT32, &idx, DBUS_TYPE_INVALID))) {
+ avahi_log_warn("Error parsing Server::GetNetworkInterfaceNameByIndex message");
+ goto fail;
+ }
+
+#ifdef VALGRIND_WORKAROUND
+ return respond_string(c, m, "blah");
#else
- dbus_bus_acquire_service (bus, DBUS_SERVICE_AVAHI, 0, &error);
+
+ if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
+ gchar txt[256];
+ g_snprintf(txt, sizeof(txt), "OS Error: %s", strerror(errno));
+ return respond_error(c, m, AVAHI_ERR_OS, txt);
+ }
+
+ memset(&ifr, 0, sizeof(ifr));
+ ifr.ifr_ifindex = idx;
+
+ if (ioctl(fd, SIOCGIFNAME, &ifr) < 0) {
+ gchar txt[256];
+ g_snprintf(txt, sizeof(txt), "OS Error: %s", strerror(errno));
+ close(fd);
+ return respond_error(c, m, AVAHI_ERR_OS, txt);
+ }
+
+ close(fd);
+
+ return respond_string(c, m, ifr.ifr_name);
#endif
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetNetworkInterfaceIndexByName")) {
+ gchar *n;
+ int fd;
+ struct ifreq ifr;
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_STRING, &n, DBUS_TYPE_INVALID)) || !n) {
+ avahi_log_warn("Error parsing Server::GetNetworkInterfaceIndexByName message");
+ goto fail;
+ }
+
+#ifdef VALGRIND_WORKAROUND
+ return respond_int32(c, m, 1);
+#else
+ if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
+ gchar txt[256];
+ g_snprintf(txt, sizeof(txt), "OS Error: %s", strerror(errno));
+ return respond_error(c, m, AVAHI_ERR_OS, txt);
+ }
- if (dbus_error_is_set (&error))
- {
- g_warning ("dbus_error_is_set (): %s", error.message);
- dbus_error_free (&error);
+ memset(&ifr, 0, sizeof(ifr));
+ g_snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%s", n);
- return 1;
- }
+ if (ioctl(fd, SIOCGIFINDEX, &ifr) < 0) {
+ gchar txt[256];
+ g_snprintf(txt, sizeof(txt), "OS Error: %s", strerror(errno));
+ close(fd);
+ return respond_error(c, m, AVAHI_ERR_OS, txt);
+ }
+
+ close(fd);
+
+ return respond_int32(c, m, ifr.ifr_ifindex);
+#endif
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetAlternativeHostName")) {
+ gchar *n, * t;
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_STRING, &n, DBUS_TYPE_INVALID)) || !n) {
+ avahi_log_warn("Error parsing Server::GetAlternativeHostName message");
+ goto fail;
+ }
+
+ t = avahi_alternative_host_name(n);
+ respond_string(c, m, t);
+ g_free(t);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetAlternativeServiceName")) {
+ gchar *n, *t;
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_STRING, &n, DBUS_TYPE_INVALID)) || !n) {
+ avahi_log_warn("Error parsing Server::GetAlternativeServiceName message");
+ goto fail;
+ }
+
+ t = avahi_alternative_service_name(n);
+ respond_string(c, m, t);
+ g_free(t);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "EntryGroupNew")) {
+ Client *client;
+ EntryGroupInfo *i;
+ static const DBusObjectPathVTable vtable = {
+ NULL,
+ msg_entry_group_impl,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+ };
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing Server::EntryGroupNew message");
+ goto fail;
+ }
+
+ if (!(client = client_get(dbus_message_get_sender(m), TRUE))) {
+ avahi_log_warn("Too many clients, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_CLIENTS, NULL);
+ }
+
+ if (client->n_objects >= MAX_OBJECTS_PER_CLIENT) {
+ avahi_log_warn("Too many objects for client '%s', client request failed.", client->name);
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_OBJECTS, NULL);
+ }
+
+ i = g_new(EntryGroupInfo, 1);
+ i->id = ++client->current_id;
+ i->client = client;
+ i->path = g_strdup_printf("/Client%u/EntryGroup%u", client->id, i->id);
+ i->n_entries = 0;
+ AVAHI_LLIST_PREPEND(EntryGroupInfo, entry_groups, client->entry_groups, i);
+ client->n_objects++;
+
+ if (!(i->entry_group = avahi_s_entry_group_new(avahi_server, entry_group_callback, i))) {
+ entry_group_free(i);
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ }
+
+ dbus_connection_register_object_path(c, i->path, &vtable, i);
+ return respond_path(c, m, i->path);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "ResolveHostName")) {
+ Client *client;
+ gint32 interface, protocol, aprotocol;
+ gchar *name;
+ HostNameResolverInfo *i;
+
+ if (!dbus_message_get_args(
+ m, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INT32, &aprotocol,
+ DBUS_TYPE_INVALID) || !name) {
+ avahi_log_warn("Error parsing Server::ResolveHostName message");
+ goto fail;
+ }
+
+ if (!(client = client_get(dbus_message_get_sender(m), TRUE))) {
+ avahi_log_warn("Too many clients, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_CLIENTS, NULL);
+ }
+
+ if (client->n_objects >= MAX_OBJECTS_PER_CLIENT) {
+ avahi_log_warn("Too many objects for client '%s', client request failed.", client->name);
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_OBJECTS, NULL);
+ }
+
+ i = g_new(HostNameResolverInfo, 1);
+ i->client = client;
+ i->message = dbus_message_ref(m);
+ AVAHI_LLIST_PREPEND(HostNameResolverInfo, host_name_resolvers, client->host_name_resolvers, i);
+ client->n_objects++;
+
+ if (!(i->host_name_resolver = avahi_s_host_name_resolver_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, name, (AvahiProtocol) aprotocol, host_name_resolver_callback, i))) {
+ host_name_resolver_free(i);
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "ResolveAddress")) {
+ Client *client;
+ gint32 interface, protocol;
+ gchar *address;
+ AddressResolverInfo *i;
+ AvahiAddress a;
+
+ if (!dbus_message_get_args(
+ m, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &address,
+ DBUS_TYPE_INVALID) || !address) {
+ avahi_log_warn("Error parsing Server::ResolveAddress message");
+ goto fail;
+ }
+
+ if (!avahi_address_parse(address, AVAHI_PROTO_UNSPEC, &a))
+ return respond_error(c, m, AVAHI_ERR_INVALID_ADDRESS, NULL);
+
+ if (!(client = client_get(dbus_message_get_sender(m), TRUE))) {
+ avahi_log_warn("Too many clients, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_CLIENTS, NULL);
+ }
+
+ if (client->n_objects >= MAX_OBJECTS_PER_CLIENT) {
+ avahi_log_warn("Too many objects for client '%s', client request failed.", client->name);
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_OBJECTS, NULL);
+ }
+
+ i = g_new(AddressResolverInfo, 1);
+ i->client = client;
+ i->message = dbus_message_ref(m);
+ AVAHI_LLIST_PREPEND(AddressResolverInfo, address_resolvers, client->address_resolvers, i);
+ client->n_objects++;
+
+ if (!(i->address_resolver = avahi_s_address_resolver_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, &a, address_resolver_callback, i))) {
+ address_resolver_free(i);
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "DomainBrowserNew")) {
+ Client *client;
+ DomainBrowserInfo *i;
+ static const DBusObjectPathVTable vtable = {
+ NULL,
+ msg_domain_browser_impl,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+ };
+ gint32 interface, protocol, type;
+ gchar *domain;
+
+
+ if (!dbus_message_get_args(
+ m, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_INT32, &type,
+ DBUS_TYPE_INVALID) || type < 0 || type >= AVAHI_DOMAIN_BROWSER_MAX) {
+ avahi_log_warn("Error parsing Server::DomainBrowserNew message");
+ goto fail;
+ }
+
+ if (!(client = client_get(dbus_message_get_sender(m), TRUE))) {
+ avahi_log_warn("Too many clients, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_CLIENTS, NULL);
+ }
+
+ if (client->n_objects >= MAX_OBJECTS_PER_CLIENT) {
+ avahi_log_warn("Too many objects for client '%s', client request failed.", client->name);
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_OBJECTS, NULL);
+ }
+
+ if (!*domain)
+ domain = NULL;
+
+ i = g_new(DomainBrowserInfo, 1);
+ i->id = ++client->current_id;
+ i->client = client;
+ i->path = g_strdup_printf("/Client%u/DomainBrowser%u", client->id, i->id);
+ AVAHI_LLIST_PREPEND(DomainBrowserInfo, domain_browsers, client->domain_browsers, i);
+ client->n_objects++;
+
+ if (!(i->domain_browser = avahi_s_domain_browser_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, domain, (AvahiDomainBrowserType) type, domain_browser_callback, i))) {
+ domain_browser_free(i);
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ }
+
+ dbus_connection_register_object_path(c, i->path, &vtable, i);
+ return respond_path(c, m, i->path);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "ServiceTypeBrowserNew")) {
+ Client *client;
+ ServiceTypeBrowserInfo *i;
+ static const DBusObjectPathVTable vtable = {
+ NULL,
+ msg_service_type_browser_impl,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+ };
+ gint32 interface, protocol;
+ gchar *domain;
+
+ if (!dbus_message_get_args(
+ m, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing Server::ServiceTypeBrowserNew message");
+ goto fail;
+ }
+
+ if (!(client = client_get(dbus_message_get_sender(m), TRUE))) {
+ avahi_log_warn("Too many clients, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_CLIENTS, NULL);
+ }
- dbus_connection_add_filter (bus, signal_filter, loop, NULL);
- dbus_bus_add_match (bus,
- "type='method_call',interface='org.freedesktop.Avahi'",
- &error);
- if (dbus_error_is_set (&error))
- {
- g_warning ("dbus_bus_add_match (): %s", error.message);
- dbus_error_free (&error);
+ if (client->n_objects >= MAX_OBJECTS_PER_CLIENT) {
+ avahi_log_warn("Too many objects for client '%s', client request failed.", client->name);
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_OBJECTS, NULL);
+ }
+
+ if (!*domain)
+ domain = NULL;
+
+ i = g_new(ServiceTypeBrowserInfo, 1);
+ i->id = ++client->current_id;
+ i->client = client;
+ i->path = g_strdup_printf("/Client%u/ServiceTypeBrowser%u", client->id, i->id);
+ AVAHI_LLIST_PREPEND(ServiceTypeBrowserInfo, service_type_browsers, client->service_type_browsers, i);
+ client->n_objects++;
+
+ if (!(i->service_type_browser = avahi_s_service_type_browser_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, domain, service_type_browser_callback, i))) {
+ service_type_browser_free(i);
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ }
+
+ dbus_connection_register_object_path(c, i->path, &vtable, i);
+ return respond_path(c, m, i->path);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "ServiceBrowserNew")) {
+ Client *client;
+ ServiceBrowserInfo *i;
+ static const DBusObjectPathVTable vtable = {
+ NULL,
+ msg_service_browser_impl,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+ };
+ gint32 interface, protocol;
+ gchar *domain, *type;
+
+ if (!dbus_message_get_args(
+ m, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &type,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_INVALID) || !type) {
+ avahi_log_warn("Error parsing Server::ServiceBrowserNew message");
+ goto fail;
+ }
+
+ if (!(client = client_get(dbus_message_get_sender(m), TRUE))) {
+ avahi_log_warn("Too many clients, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_CLIENTS, NULL);
+ }
+
+
+ if (client->n_objects >= MAX_OBJECTS_PER_CLIENT) {
+ avahi_log_warn("Too many objects for client '%s', client request failed.", client->name);
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_OBJECTS, NULL);
+ }
+
+ if (!*domain)
+ domain = NULL;
+
+ i = g_new(ServiceBrowserInfo, 1);
+ i->id = ++client->current_id;
+ i->client = client;
+ i->path = g_strdup_printf("/Client%u/ServiceBrowser%u", client->id, i->id);
+ AVAHI_LLIST_PREPEND(ServiceBrowserInfo, service_browsers, client->service_browsers, i);
+ client->n_objects++;
- return 1;
+ if (!(i->service_browser = avahi_s_service_browser_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, type, domain, service_browser_callback, i))) {
+ service_browser_free(i);
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ }
+
+ dbus_connection_register_object_path(c, i->path, &vtable, i);
+ return respond_path(c, m, i->path);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "ResolveService")) {
+ Client *client;
+ gint32 interface, protocol, aprotocol;
+ gchar *name, *type, *domain;
+ ServiceResolverInfo *i;
+
+ if (!dbus_message_get_args(
+ m, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &type,
+ DBUS_TYPE_STRING, &domain,
+ DBUS_TYPE_INT32, &aprotocol,
+ DBUS_TYPE_INVALID) || !name || !type) {
+ avahi_log_warn("Error parsing Server::ResolveService message");
+ goto fail;
+ }
+
+ if (!(client = client_get(dbus_message_get_sender(m), TRUE))) {
+ avahi_log_warn("Too many clients, client request failed.");
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_CLIENTS, NULL);
+ }
+
+ if (client->n_objects >= MAX_OBJECTS_PER_CLIENT) {
+ avahi_log_warn("Too many objects for client '%s', client request failed.", client->name);
+ return respond_error(c, m, AVAHI_ERR_TOO_MANY_OBJECTS, NULL);
+ }
+
+ if (!*domain)
+ domain = NULL;
+
+ i = g_new(ServiceResolverInfo, 1);
+ i->client = client;
+ i->message = dbus_message_ref(m);
+ AVAHI_LLIST_PREPEND(ServiceResolverInfo, service_resolvers, client->service_resolvers, i);
+ client->n_objects++;
+
+ if (!(i->service_resolver = avahi_s_service_resolver_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, name, type, domain, (AvahiProtocol) aprotocol, service_resolver_callback, i))) {
+ service_resolver_free(i);
+ return respond_error(c, m, avahi_server_errno(avahi_server), NULL);
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+
+ avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
+
+fail:
+ if (dbus_error_is_set(&error))
+ dbus_error_free(&error);
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+void dbus_protocol_server_state_changed(AvahiServerState state) {
+ DBusMessage *m;
+ gint32 t;
+
+ if (!server)
+ return;
+
+ m = dbus_message_new_signal(AVAHI_DBUS_PATH_SERVER, AVAHI_DBUS_INTERFACE_SERVER, "StateChanged");
+ t = (gint32) state;
+ dbus_message_append_args(m, DBUS_TYPE_INT32, &t, DBUS_TYPE_INVALID);
+ dbus_connection_send(server->bus, m, NULL);
+ dbus_message_unref(m);
+}
+
+int dbus_protocol_setup(GMainLoop *loop) {
+ DBusError error;
+
+ static const DBusObjectPathVTable server_vtable = {
+ NULL,
+ msg_server_impl,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+ };
+
+ dbus_error_init(&error);
+
+ server = g_malloc(sizeof(Server));
+ server->clients = NULL;
+ server->current_id = 0;
+ server->n_clients = 0;
+
+ server->bus = dbus_bus_get(DBUS_BUS_SYSTEM, &error);
+ if (dbus_error_is_set(&error)) {
+ avahi_log_warn("dbus_bus_get(): %s", error.message);
+ goto fail;
}
+ dbus_connection_setup_with_g_main(server->bus, NULL);
+ dbus_connection_set_exit_on_disconnect(server->bus, TRUE);
+
+ dbus_bus_request_name(server->bus, AVAHI_DBUS_NAME, 0, &error);
+ if (dbus_error_is_set(&error)) {
+ avahi_log_warn("dbus_bus_request_name(): %s", error.message);
+ goto fail;
+ }
+
+ dbus_bus_add_match(server->bus, "type='signal',""interface='" DBUS_INTERFACE_DBUS "'", &error);
+
+ dbus_connection_add_filter(server->bus, msg_signal_filter_impl, loop, NULL);
+ dbus_connection_register_object_path(server->bus, AVAHI_DBUS_PATH_SERVER, &server_vtable, NULL);
+
return 0;
+
+fail:
+ if (server->bus) {
+ dbus_connection_disconnect(server->bus);
+ dbus_connection_unref(server->bus);
+ }
+
+ dbus_error_free (&error);
+ g_free(server);
+ server = NULL;
+ return -1;
}
-void
-dbus_protocol_shutdown ()
-{
- if (bus) {
- dbus_connection_disconnect(bus);
- dbus_connection_unref(bus);
+void dbus_protocol_shutdown(void) {
+
+ if (server) {
+
+ while (server->clients)
+ client_free(server->clients);
+
+ g_assert(server->n_clients == 0);
+
+ if (server->bus) {
+ dbus_connection_disconnect(server->bus);
+ dbus_connection_unref(server->bus);
+ }
+
+ g_free(server);
+ server = NULL;
}
}
projects / catta / blobdiff