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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "device/bluetooth/bluetooth_remote_gatt_descriptor_bluez.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/logging.h" | |
| 9 #include "base/strings/stringprintf.h" | |
| 10 #include "device/bluetooth/bluetooth_remote_gatt_characteristic_bluez.h" | |
| 11 #include "device/bluetooth/bluetooth_remote_gatt_service_bluez.h" | |
| 12 #include "device/bluetooth/dbus/bluetooth_gatt_descriptor_client.h" | |
| 13 #include "device/bluetooth/dbus/bluez_dbus_manager.h" | |
| 14 | |
| 15 namespace bluez { | |
| 16 | |
| 17 namespace { | |
| 18 | |
| 19 // Stream operator for logging vector<uint8_t>. | |
| 20 std::ostream& operator<<(std::ostream& out, const std::vector<uint8_t> bytes) { | |
| 21 out << "["; | |
| 22 for (std::vector<uint8_t>::const_iterator iter = bytes.begin(); | |
| 23 iter != bytes.end(); ++iter) { | |
| 24 out << base::StringPrintf("%02X", *iter); | |
| 25 } | |
| 26 return out << "]"; | |
| 27 } | |
| 28 | |
| 29 } // namespace | |
| 30 | |
| 31 BluetoothRemoteGattDescriptorBlueZ::BluetoothRemoteGattDescriptorBlueZ( | |
| 32 BluetoothRemoteGattCharacteristicBlueZ* characteristic, | |
| 33 const dbus::ObjectPath& object_path) | |
| 34 : object_path_(object_path), | |
| 35 characteristic_(characteristic), | |
| 36 weak_ptr_factory_(this) { | |
| 37 VLOG(1) << "Creating remote GATT descriptor with identifier: " | |
| 38 << GetIdentifier() << ", UUID: " << GetUUID().canonical_value(); | |
| 39 } | |
| 40 | |
| 41 BluetoothRemoteGattDescriptorBlueZ::~BluetoothRemoteGattDescriptorBlueZ() {} | |
| 42 | |
| 43 std::string BluetoothRemoteGattDescriptorBlueZ::GetIdentifier() const { | |
| 44 return object_path_.value(); | |
| 45 } | |
| 46 | |
| 47 device::BluetoothUUID BluetoothRemoteGattDescriptorBlueZ::GetUUID() const { | |
| 48 bluez::BluetoothGattDescriptorClient::Properties* properties = | |
| 49 bluez::BluezDBusManager::Get() | |
| 50 ->GetBluetoothGattDescriptorClient() | |
| 51 ->GetProperties(object_path_); | |
| 52 DCHECK(properties); | |
| 53 return device::BluetoothUUID(properties->uuid.value()); | |
| 54 } | |
| 55 | |
| 56 bool BluetoothRemoteGattDescriptorBlueZ::IsLocal() const { | |
| 57 return false; | |
| 58 } | |
| 59 | |
| 60 const std::vector<uint8_t>& BluetoothRemoteGattDescriptorBlueZ::GetValue() | |
| 61 const { | |
| 62 bluez::BluetoothGattDescriptorClient::Properties* properties = | |
| 63 bluez::BluezDBusManager::Get() | |
| 64 ->GetBluetoothGattDescriptorClient() | |
| 65 ->GetProperties(object_path_); | |
| 66 | |
| 67 DCHECK(properties); | |
| 68 | |
| 69 return properties->value.value(); | |
| 70 } | |
| 71 | |
| 72 device::BluetoothGattCharacteristic* | |
| 73 BluetoothRemoteGattDescriptorBlueZ::GetCharacteristic() const { | |
| 74 return characteristic_; | |
| 75 } | |
| 76 | |
| 77 device::BluetoothGattCharacteristic::Permissions | |
| 78 BluetoothRemoteGattDescriptorBlueZ::GetPermissions() const { | |
| 79 // TODO(armansito): Once BlueZ defines the permissions, return the correct | |
| 80 // values here. | |
| 81 return device::BluetoothGattCharacteristic::PERMISSION_NONE; | |
| 82 } | |
| 83 | |
| 84 void BluetoothRemoteGattDescriptorBlueZ::ReadRemoteDescriptor( | |
| 85 const ValueCallback& callback, | |
| 86 const ErrorCallback& error_callback) { | |
| 87 VLOG(1) << "Sending GATT characteristic descriptor read request to " | |
| 88 << "descriptor: " << GetIdentifier() | |
| 89 << ", UUID: " << GetUUID().canonical_value(); | |
| 90 | |
| 91 bluez::BluezDBusManager::Get()->GetBluetoothGattDescriptorClient()->ReadValue( | |
| 92 object_path_, callback, | |
| 93 base::Bind(&BluetoothRemoteGattDescriptorBlueZ::OnError, | |
| 94 weak_ptr_factory_.GetWeakPtr(), error_callback)); | |
| 95 } | |
| 96 | |
| 97 void BluetoothRemoteGattDescriptorBlueZ::WriteRemoteDescriptor( | |
| 98 const std::vector<uint8_t>& new_value, | |
| 99 const base::Closure& callback, | |
| 100 const ErrorCallback& error_callback) { | |
| 101 VLOG(1) << "Sending GATT characteristic descriptor write request to " | |
| 102 << "characteristic: " << GetIdentifier() | |
| 103 << ", UUID: " << GetUUID().canonical_value() | |
| 104 << ", with value: " << new_value << "."; | |
| 105 | |
| 106 bluez::BluezDBusManager::Get() | |
| 107 ->GetBluetoothGattDescriptorClient() | |
| 108 ->WriteValue(object_path_, new_value, callback, | |
| 109 base::Bind(&BluetoothRemoteGattDescriptorBlueZ::OnError, | |
| 110 weak_ptr_factory_.GetWeakPtr(), error_callback)); | |
| 111 } | |
| 112 | |
| 113 void BluetoothRemoteGattDescriptorBlueZ::OnError( | |
| 114 const ErrorCallback& error_callback, | |
| 115 const std::string& error_name, | |
| 116 const std::string& error_message) { | |
| 117 VLOG(1) << "Operation failed: " << error_name | |
| 118 << ", message: " << error_message; | |
| 119 | |
| 120 error_callback.Run( | |
| 121 BluetoothRemoteGattServiceBlueZ::DBusErrorToServiceError(error_name)); | |
| 122 } | |
| 123 | |
| 124 } // namespace bluez | |
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Chromium Code Reviews
Issue 1872943002:
Add support for local services/characteristics/descriptors. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master