}
static dbus_bool_t
-create_unique_client_name (const char *name,
- DBusString *str)
+create_unique_client_name (DBusString *str)
{
/* We never want to use the same unique client name twice, because
* we want to guarantee that if you send a message to a given unique
static int next_minor_number = 0;
int len;
- if (!_dbus_string_append (str, name))
- return FALSE;
-
len = _dbus_string_get_length (str);
while (TRUE)
bus_driver_handle_hello (DBusConnection *connection,
DBusMessage *message)
{
- DBusResultCode result;
- char *name;
DBusString unique_name;
BusService *service;
- _DBUS_HANDLE_OOM ((result = dbus_message_get_fields (message,
- DBUS_TYPE_STRING, &name,
- 0)) != DBUS_RESULT_NO_MEMORY);
-
- if (result != DBUS_RESULT_SUCCESS)
- {
- dbus_free (name);
- dbus_connection_disconnect (connection);
- return;
- }
-
_DBUS_HANDLE_OOM (_dbus_string_init (&unique_name, _DBUS_INT_MAX));
-
- _DBUS_HANDLE_OOM (create_unique_client_name (name, &unique_name));
-
- dbus_free (name);
+ _DBUS_HANDLE_OOM (create_unique_client_name (&unique_name));
/* Create the service */
_DBUS_HANDLE_OOM (service = bus_service_lookup (&unique_name, TRUE));
--- /dev/null
+/* -*- mode: C; c-file-style: "gnu" -*- */
+/* dbus-bus.h Convenience functions for communicating with the bus.
+ *
+ * Copyright (C) 2003 CodeFactory AB
+ *
+ * Licensed under the Academic Free License version 1.2
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "dbus-bus.h"
+#include "dbus-protocol.h"
+
+/**
+ * @defgroup DBusBus Convenience functinos for communicating with the bus.
+ * @ingroup DBus
+ * @brief Convenience functinos for communicating with the bus.
+ *
+ * @{
+ */
+
+/**
+ * Registers a connection with the bus. This is needed to send messages
+ * to other clients.
+ *
+ * @param connection The connection
+ * @param result address where a result code can be returned.
+ * @returns the service name of which the client is known as.
+ */
+char *
+dbus_bus_register_client (DBusConnection *connection,
+ DBusResultCode *result)
+{
+ DBusMessage *message, *reply;
+ DBusResultCode code;
+ char *name;
+
+ message = dbus_message_new (DBUS_SERVICE_DBUS,
+ DBUS_MESSAGE_HELLO);
+
+ if (!message)
+ {
+ dbus_set_result (result, DBUS_RESULT_NO_MEMORY);
+ return NULL;
+ }
+
+ reply = dbus_connection_send_message_with_reply_and_block (connection, message, -1, result);
+
+ dbus_message_unref (message);
+
+ if (!reply)
+ return NULL;
+
+ code = dbus_message_get_fields (reply,
+ DBUS_TYPE_STRING, &name,
+ 0);
+ if (code != DBUS_RESULT_SUCCESS)
+ {
+ dbus_set_result (result, code);
+ return NULL;
+ }
+
+ dbus_set_result (result, DBUS_RESULT_SUCCESS);
+
+ return name;
+}
+
+/**
+ * Asks the bus to try to acquire a certain service.
+ *
+ * @param connection the connection
+ * @param service_name the service name
+ * @param flags flags
+ * @param result address where a result code can be returned.
+ * @returns a result code.
+ */
+int
+dbus_bus_acquire_service (DBusConnection *connection,
+ const char *service_name,
+ unsigned int flags,
+ DBusResultCode *result)
+{
+ DBusMessage *message, *reply;
+ int service_result;
+ DBusResultCode code;
+
+ message = dbus_message_new (DBUS_SERVICE_DBUS,
+ DBUS_MESSAGE_ACQUIRE_SERVICE);
+
+ if (!message)
+ {
+ dbus_set_result (result, DBUS_RESULT_NO_MEMORY);
+ return -1;
+ }
+
+ if (!dbus_message_append_fields (message,
+ DBUS_TYPE_STRING, service_name,
+ DBUS_TYPE_UINT32, flags,
+ 0))
+ {
+ dbus_message_unref (message);
+ dbus_set_result (result, DBUS_RESULT_NO_MEMORY);
+ return -1;
+ }
+
+ reply = dbus_connection_send_message_with_reply_and_block (connection, message, -1, result);
+ dbus_message_unref (message);
+
+ if (!reply)
+ return -1;
+
+ code = dbus_message_get_fields (reply,
+ DBUS_TYPE_UINT32, &service_result,
+ 0);
+ if (code != DBUS_RESULT_SUCCESS)
+ {
+ dbus_set_result (result, code);
+ return -1;
+ }
+
+ dbus_set_result (result, DBUS_RESULT_SUCCESS);
+
+ return service_result;
+}
+
+/**
+ * Checks whether a certain service exists.
+ *
+ * @param connection the connection
+ * @param service_name the service name
+ * @param result address where a result code can be returned.
+ * @returns #TRUE if the service exists, #FALSE otherwise.
+ */
+dbus_bool_t
+dbus_bus_service_exists (DBusConnection *connection,
+ const char *service_name,
+ DBusResultCode *result)
+{
+ DBusMessage *message, *reply;
+ unsigned int exists;
+ DBusResultCode code;
+
+ message = dbus_message_new (DBUS_SERVICE_DBUS,
+ DBUS_MESSAGE_SERVICE_EXISTS);
+ if (!message)
+ {
+ dbus_set_result (result, DBUS_RESULT_NO_MEMORY);
+ return FALSE;
+ }
+
+ if (!dbus_message_append_fields (message,
+ DBUS_TYPE_STRING, service_name,
+ 0))
+ {
+ dbus_message_unref (message);
+ dbus_set_result (result, DBUS_RESULT_NO_MEMORY);
+ return FALSE;
+ }
+
+ reply = dbus_connection_send_message_with_reply_and_block (connection, message, -1, result);
+ dbus_message_unref (message);
+
+ if (!reply)
+ return FALSE;
+
+ code = dbus_message_get_fields (reply,
+ DBUS_TYPE_UINT32, &exists,
+ 0);
+ if (code != DBUS_RESULT_SUCCESS)
+ {
+ dbus_set_result (result, code);
+ return FALSE;
+ }
+
+ dbus_set_result (result, DBUS_RESULT_SUCCESS);
+ return (result != FALSE);
+}
+
+/** @} */
--- /dev/null
+/* -*- mode: C; c-file-style: "gnu" -*- */
+/* dbus-bus.h Convenience functions for communicating with the bus.
+ *
+ * Copyright (C) 2003 CodeFactory AB
+ *
+ * Licensed under the Academic Free License version 1.2
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+#if !defined (DBUS_INSIDE_DBUS_H) && !defined (DBUS_COMPILATION)
+#error "Only <dbus/dbus.h> can be included directly, this file may disappear or change contents."
+#endif
+
+#ifndef DBUS_BUS_H
+#define DBUS_BUS_H
+
+#include <dbus/dbus-connection.h>
+
+char * dbus_bus_register_client (DBusConnection *connection,
+ DBusResultCode *result);
+int dbus_bus_acquire_service (DBusConnection *connection,
+ const char *service_name,
+ unsigned int flags,
+ DBusResultCode *result);
+dbus_bool_t dbus_bus_service_exists (DBusConnection *connection,
+ const char *service_name,
+ DBusResultCode *result);
+
+
+#endif /* DBUS_BUS_H */