| // Copyright 2021 Google LLC |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package dbus |
| |
| // Implementation of dbus interfaces that wraps the godbus |
| // library github.com/godbus/dbus. |
| |
| import godbus "github.com/godbus/dbus" |
| |
| type connImpl struct { |
| conn *godbus.Conn |
| } |
| |
| type callImpl struct { |
| call *godbus.Call |
| } |
| |
| type busObjectImpl struct { |
| busObject godbus.BusObject |
| } |
| |
| func (conn *connImpl) BusObject() BusObject { |
| return &busObjectImpl{conn.conn.BusObject()} |
| } |
| |
| func (conn *connImpl) Close() error { |
| return conn.conn.Close() |
| } |
| |
| func (conn *connImpl) Object(dest string, path string) BusObject { |
| return &busObjectImpl{conn.conn.Object(dest, godbus.ObjectPath(path))} |
| } |
| |
| func (conn *connImpl) Signal(ch chan<- *godbus.Signal) { |
| conn.conn.Signal(ch) |
| } |
| |
| // SystemBus returns a shared connection to the system bus, connecting to it if |
| // not already done. |
| func SystemBus() (Conn, error) { |
| conn, err := godbus.SystemBus() |
| if err != nil { |
| return nil, err |
| } |
| return &connImpl{conn}, nil |
| } |
| |
| // SystemBusPrivate returns a new private connection to the system bus. |
| func SystemBusPrivate() (Conn, error) { |
| conn, err := godbus.SystemBusPrivate() |
| if err != nil { |
| return nil, err |
| } |
| if err = conn.Auth(nil); err != nil { |
| conn.Close() |
| return nil, err |
| } |
| if err = conn.Hello(); err != nil { |
| conn.Close() |
| return nil, err |
| } |
| return &connImpl{conn}, nil |
| } |
| |
| func (call *callImpl) Store(retvalues ...interface{}) error { |
| return call.call.Store(retvalues...) |
| } |
| |
| func (call *callImpl) GetError() error { |
| return call.call.Err |
| } |
| |
| func (obj *busObjectImpl) Call(method string, flags godbus.Flags, args ...interface{}) Call { |
| return &callImpl{obj.busObject.Call(method, flags, args...)} |
| } |