| /* |
| * |
| * BlueZ - Bluetooth protocol stack for Linux |
| * |
| * Copyright (C) 2006-2007 Nokia Corporation |
| * Copyright (C) 2004-2008 Marcel Holtmann <marcel@holtmann.org> |
| * Copyright (C) 2007-2008 Fabien Chevalier <fabchevalier@free.fr> |
| * |
| * |
| * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include <config.h> |
| #endif |
| |
| #include <string.h> |
| #include <errno.h> |
| |
| #include "dbus-helper.h" |
| #include "error.h" |
| |
| /** |
| org.bluez.Error.DeviceUnreachable: |
| |
| The remote device is either powered down or out of range. |
| */ |
| DBusHandlerResult error_device_unreachable(DBusConnection *conn, DBusMessage *msg) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".DeviceUnreachable", |
| "Device Unreachable"); |
| } |
| |
| /** |
| org.bluez.Error.ConnectionAttemptFailed: |
| |
| An unexpected error (other than DeviceUnreachable) error has occured while |
| attempting a connection to a device |
| */ |
| DBusHandlerResult error_connection_attempt_failed(DBusConnection *conn, DBusMessage *msg, int err) |
| { |
| return error_common_reply(conn, msg, |
| ERROR_INTERFACE ".ConnectionAttemptFailed", |
| err ? strerror(err) : "Connection attempt failed"); |
| } |
| |
| /** |
| org.bluez.Error.AlreadyConnected: |
| |
| A connection request has been received on an already connected device. |
| */ |
| DBusHandlerResult error_already_connected(DBusConnection *conn, DBusMessage *msg) |
| { |
| return error_common_reply(conn, msg, |
| ERROR_INTERFACE ".AlreadyConnected", |
| "Already connected to a device"); |
| } |
| |
| /** |
| org.bluez.Error.InProgress: |
| |
| Error returned if an operation is in progress. Since |
| this is a generic error that can be used in various |
| situations, the error message should be more clear |
| about what is in progress. For example "Bonding in |
| progress". |
| */ |
| DBusHandlerResult error_in_progress(DBusConnection *conn, DBusMessage *msg, |
| const char *str) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".InProgress", str); |
| } |
| |
| /** |
| org.bluez.Error.InvalidArguments: |
| |
| The DBUS request does not contain the right number of |
| arguments with the right type, or the arguments are there but |
| their value is wrong, or does not makes sense in the current context. |
| */ |
| DBusHandlerResult error_invalid_arguments(DBusConnection *conn, DBusMessage *msg, |
| const char *descr) |
| { |
| return error_common_reply(conn, msg, |
| ERROR_INTERFACE ".InvalidArguments", |
| descr ? descr : "Invalid arguments in method call"); |
| } |
| |
| /** |
| org.bluez.Error.OutOfMemory: |
| |
| Not enough memory to execute the request. |
| Error returned when a memory allocation via malloc() |
| fails. This error is similar to ENOMEM. |
| */ |
| DBusHandlerResult error_out_of_memory(DBusConnection *conn, DBusMessage *msg) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".OutOfMemory", |
| "Out of memory"); |
| } |
| |
| /** |
| org.bluez.Error.NotAvailable: |
| |
| The requested information is not there. |
| Examples of use: Adapter object when remote info is not available, or Database |
| object record is not found |
| */ |
| DBusHandlerResult error_not_available(DBusConnection *conn, DBusMessage *msg) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".NotAvailable", |
| "Not available"); |
| } |
| |
| /** |
| org.bluez.Error.NotSupported: |
| |
| The remote device does not support the expected feature. |
| Examples of use: trying to connect to audio device while audio is not |
| declared in device sdp record. |
| */ |
| DBusHandlerResult error_not_supported(DBusConnection *conn, DBusMessage *msg) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".NotSupported", |
| "Not supported"); |
| } |
| |
| /** |
| org.bluez.Error.NotConnected: |
| |
| The remote device is not connected, while the method call |
| would expect it to be, or is not in the expected state to |
| perform the action |
| */ |
| DBusHandlerResult error_not_connected(DBusConnection *conn, DBusMessage *msg) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".NotConnected", |
| "Not connected"); |
| } |
| |
| /** |
| org.bluez.Error.AlreadyExists: |
| |
| One of the requested elements already exists |
| Examples of use: Bonding, record, passkey agent, auth agent, |
| hid device ... already exists |
| */ |
| DBusHandlerResult error_already_exists(DBusConnection *conn, DBusMessage *msg, |
| const char *str) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".AlreadyExists", str); |
| } |
| |
| /** |
| org.bluez.Error.DoesNotExist: |
| |
| One of the requested elements does not exist |
| Examples of use: Bonding, record, passkey agent, auth agent, bluetooth device |
| ... does not exist. |
| */ |
| DBusHandlerResult error_does_not_exist(DBusConnection *conn, DBusMessage *msg, |
| const char *str) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".DoesNotExist", str); |
| } |
| |
| /** |
| org.bluez.Error.DoesNotExist: |
| |
| Same as error_does_not_exist, but with device error message |
| */ |
| DBusHandlerResult error_device_does_not_exist(DBusConnection *conn, |
| DBusMessage *msg) |
| { |
| return error_does_not_exist(conn, msg, "Device does not exist"); |
| } |
| |
| /** |
| org.bluez.Error.Canceled: |
| |
| The operation was canceled. |
| Examples of use : autorization process canceled, connection canceled |
| */ |
| DBusHandlerResult error_canceled(DBusConnection *conn, DBusMessage *msg, |
| const char *str) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".Canceled", str); |
| } |
| |
| /** |
| org.bluez.Error.Failed: |
| |
| This is a the most generic error. |
| desc filed is MANDATORY |
| */ |
| DBusHandlerResult error_failed(DBusConnection *conn, DBusMessage *msg, |
| const char * desc) |
| { |
| return error_common_reply(conn, msg, ERROR_INTERFACE ".Failed", desc); |
| } |
| |
| /** |
| org.bluez.Error.Failed: |
| |
| This is a the most generic error, instantiated form a UNIX errno number. |
| */ |
| DBusHandlerResult error_failed_errno(DBusConnection *conn, DBusMessage *msg, |
| int err) |
| { |
| const char *desc = strerror(err); |
| |
| return error_failed(conn, msg, desc); |
| } |
| |
| /* Helper function - internal use only */ |
| DBusHandlerResult error_common_reply(DBusConnection *conn, DBusMessage *msg, |
| const char *name, const char *descr) |
| { |
| DBusMessage *derr; |
| |
| if (!conn || !msg) |
| return DBUS_HANDLER_RESULT_HANDLED; |
| |
| derr = dbus_message_new_error(msg, name, descr); |
| if (!derr) |
| return DBUS_HANDLER_RESULT_NEED_MEMORY; |
| |
| return dbus_connection_send_and_unref(conn, derr); |
| } |