#include <avahi-core/llist.h>
#include <avahi-core/log.h>
#include <avahi-core/core.h>
+#include <avahi-common/dbus.h>
#include "dbus-protocol.h"
#include "main.h"
-#define AVAHI_DBUS_NAME "org.freedesktop.Avahi"
-#define AVAHI_DBUS_INTERFACE_SERVER AVAHI_DBUS_NAME".Server"
-#define AVAHI_DBUS_PATH_SERVER "/org/freedesktop/Avahi/Server"
-#define AVAHI_DBUS_INTERFACE_ENTRY_GROUP AVAHI_DBUS_NAME".EntryGroup"
-#define AVAHI_DBUS_INTERFACE_DOMAIN_BROWSER AVAHI_DBUS_NAME".DomainBrowser"
-#define AVAHI_DBUS_INTERFACE_SERVICE_TYPE_BROWSER AVAHI_DBUS_NAME".ServiceTypeBrowser"
-#define AVAHI_DBUS_INTERFACE_SERVICE_BROWSER AVAHI_DBUS_NAME".ServiceBrowser"
-
-/* Needs wrapping:
- - AvahiServiceResolver
- - AvahiDomainBrowser
- - AvahiServiceTypeBrowser
- - AvahiServiceBrowser */
+/* Include generated introspection data */
+#include "server-introspect-xml.c"
typedef struct Server Server;
typedef struct Client Client;
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 msg_signal_filter_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
GMainLoop *loop = userdata;
DBusError error;
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));
+
+ /* Access control */
+ if (strcmp(dbus_message_get_sender(m), i->client->name))
+ return respond_error(c, m, DBUS_ERROR_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(AvahiServiceTypeBrowser *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));
+
+ /* Access control */
+ if (strcmp(dbus_message_get_sender(m), i->client->name))
+ return respond_error(c, m, DBUS_ERROR_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(AvahiServiceBrowser *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(
+ AvahiServiceResolver *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;
+ DBusMessage *reply;
+
+ 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;
+ gchar **array;
+ guint n, j;
+ AvahiStringList *p;
+
+ g_assert(a);
+ avahi_address_snprint(t, sizeof(t), a);
+
+ i_interface = (gint32) interface;
+ i_protocol = (gint32) protocol;
+ i_aprotocol = (gint32) a->family;
+
+ array = g_new(gchar*, (n = avahi_string_list_length(txt)));
+
+ /** FIXME: DBUS doesn't support strings that include NUL bytes (?) */
+ for (p = txt, j = n-1; p; p = p->next, j--)
+ array[j] = g_strndup((gchar*) p->text, p->size);
+
+ 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_ARRAY, DBUS_TYPE_STRING, &array, n,
+ DBUS_TYPE_INVALID);
+
+ for (j = 0; j < n; j++)
+ g_free(array[j]);
+
+ } else {
+ g_assert(event == AVAHI_RESOLVER_TIMEOUT);
+ reply = dbus_message_new_error(i->message, "org.freedesktop.Avahi.TimeoutError", NULL);
+ }
+
+ dbus_connection_send(server->bus, reply, NULL);
+ dbus_message_unref(reply);
+
+ service_resolver_free(i);
+}
+
static DBusHandlerResult msg_server_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
DBusError error;
dbus_message_get_path(m),
dbus_message_get_member(m));
- if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetHostName")) {
+ if (dbus_message_is_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect")) {
+
+ if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
+ avahi_log_warn("Error parsing Introspect message");
+ goto fail;
+ }
+
+ return respond_string(c, m, server_introspect_xml);
+
+ } 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");
return respond_string(c, m, avahi_server_get_host_name(avahi_server));
- } if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetDomainName")) {
+ } 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");
return respond_string(c, m, avahi_server_get_domain_name(avahi_server));
- } if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetHostNameFqdn")) {
+ } 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");
return respond_string(c, m, avahi_server_get_host_name_fqdn(avahi_server));
- } if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetVersionString")) {
+ } 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");
}
return respond_string(c, m, PACKAGE_STRING);
+
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "GetState")) {
+ DBusMessage *reply;
+ gint32 s;
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_INVALID))) {
+ avahi_log_warn("Error parsing Server::GetState message");
+ goto fail;
+ }
+
+ s = (gint32) avahi_server_get_state(avahi_server);
+
+ reply = dbus_message_new_method_return(m);
+ dbus_message_append_args(reply, DBUS_TYPE_INT32, &s, 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_SERVER, "GetAlternativeHostName")) {
+ gchar *n, * t;
+
+ if (!(dbus_message_get_args(m, &error, DBUS_TYPE_STRING, &n, DBUS_TYPE_INVALID)) || !n || !*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 || !*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;
NULL,
NULL
};
- DBusMessage *reply;
if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
avahi_log_warn("Error parsing Server::EntryGroupNew message");
}
dbus_connection_register_object_path(c, i->path, &vtable, i);
- reply = dbus_message_new_method_return(m);
- dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &i->path, DBUS_TYPE_INVALID);
- dbus_connection_send(c, reply, NULL);
- dbus_message_unref(reply);
-
- return DBUS_HANDLER_RESULT_HANDLED;
+ return respond_path(c, m, i->path);
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "ResolveHostName")) {
Client *client;
return DBUS_HANDLER_RESULT_HANDLED;
- } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "DomainBrowserNew")) {
+ } else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_SERVER, "DomainBrowserNew")) {
Client *client;
DomainBrowserInfo *i;
static const DBusObjectPathVTable vtable = {
NULL,
NULL
};
- DBusMessage *reply;
gint32 interface, protocol, type;
gchar *domain;
}
dbus_connection_register_object_path(c, i->path, &vtable, i);
- reply = dbus_message_new_method_return(m);
- dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, &i->path, DBUS_TYPE_INVALID);
- dbus_connection_send(c, reply, NULL);
- dbus_message_unref(reply);
+ 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;
+ }
+
+ client = client_get(dbus_message_get_sender(m), TRUE);
+
+ if (!*domain)
+ domain = NULL;
+
+ i = g_new(ServiceTypeBrowserInfo, 1);
+ i->id = ++client->current_id;
+ i->client = client;
+ i->path = g_strdup_printf("/org/freedesktop/Avahi/Client%u/ServiceTypeBrowser%u", client->id, i->id);
+
+ AVAHI_LLIST_PREPEND(ServiceTypeBrowserInfo, service_type_browsers, client->service_type_browsers, i);
+
+ if (!(i->service_type_browser = avahi_service_type_browser_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, domain, service_type_browser_callback, i))) {
+ avahi_log_warn("Failed to create service type browser");
+ service_type_browser_free(i);
+ goto fail;
+ }
+
+ 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 || !*type) {
+ avahi_log_warn("Error parsing Server::ServiceBrowserNew message");
+ goto fail;
+ }
+
+ client = client_get(dbus_message_get_sender(m), TRUE);
+
+ if (!*domain)
+ domain = NULL;
+
+ i = g_new(ServiceBrowserInfo, 1);
+ i->id = ++client->current_id;
+ i->client = client;
+ i->path = g_strdup_printf("/org/freedesktop/Avahi/Client%u/ServiceBrowser%u", client->id, i->id);
+
+ AVAHI_LLIST_PREPEND(ServiceBrowserInfo, service_browsers, client->service_browsers, i);
+
+ if (!(i->service_browser = avahi_service_browser_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, type, domain, service_browser_callback, i))) {
+ avahi_log_warn("Failed to create service browser");
+ service_browser_free(i);
+ goto fail;
+ }
+
+ 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 || !*name || !type || !*type) {
+ avahi_log_warn("Error parsing Server::ResolveService message");
+ goto fail;
+ }
+
+ client = client_get(dbus_message_get_sender(m), TRUE);
+
+ 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);
+
+ if (!(i->service_resolver = avahi_service_resolver_new(avahi_server, (AvahiIfIndex) interface, (AvahiProtocol) protocol, name, type, domain, (AvahiProtocol) aprotocol, service_resolver_callback, i))) {
+ service_resolver_free(i);
+ avahi_log_warn("Failed to create service resolver");
+ goto fail;
+ }
return DBUS_HANDLER_RESULT_HANDLED;
- }
-
+ }
+
avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
projects / catta / blobdiff