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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "modules/bluetooth/BluetoothRemoteGATTDescriptor.h" | 5 #include "modules/bluetooth/BluetoothRemoteGATTDescriptor.h" |
6 | 6 |
7 #include <memory> | 7 #include <memory> |
8 #include "bindings/core/v8/ScriptPromise.h" | 8 #include "bindings/core/v8/ScriptPromise.h" |
9 #include "bindings/core/v8/ScriptPromiseResolver.h" | 9 #include "bindings/core/v8/ScriptPromiseResolver.h" |
10 #include "core/dom/DOMException.h" | 10 #include "core/dom/DOMException.h" |
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124 } | 124 } |
125 | 125 |
126 // Partial implementation of writeValue algorithm: | 126 // Partial implementation of writeValue algorithm: |
127 // https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetoothremotegattdesc
riptor-writevalue | 127 // https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetoothremotegattdesc
riptor-writevalue |
128 | 128 |
129 // If bytes is more than 512 bytes long (the maximum length of an attribute | 129 // If bytes is more than 512 bytes long (the maximum length of an attribute |
130 // value, per Long Attribute Values) return a promise rejected with an | 130 // value, per Long Attribute Values) return a promise rejected with an |
131 // InvalidModificationError and abort. | 131 // InvalidModificationError and abort. |
132 if (value.byteLength() > 512) { | 132 if (value.byteLength() > 512) { |
133 return ScriptPromise::rejectWithDOMException( | 133 return ScriptPromise::rejectWithDOMException( |
134 scriptState, DOMException::create(InvalidModificationError, | 134 scriptState, |
135 "Value can't exceed 512 bytes.")); | 135 DOMException::create(InvalidModificationError, |
| 136 "Value can't exceed 512 bytes.")); |
136 } | 137 } |
137 | 138 |
138 // Let valueVector be a copy of the bytes held by value. | 139 // Let valueVector be a copy of the bytes held by value. |
139 Vector<uint8_t> valueVector; | 140 Vector<uint8_t> valueVector; |
140 valueVector.append(value.bytes(), value.byteLength()); | 141 valueVector.append(value.bytes(), value.byteLength()); |
141 | 142 |
142 ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState); | 143 ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState); |
143 ScriptPromise promise = resolver->promise(); | 144 ScriptPromise promise = resolver->promise(); |
144 getGatt()->AddToActiveAlgorithms(resolver); | 145 getGatt()->AddToActiveAlgorithms(resolver); |
145 getService()->RemoteDescriptorWriteValue( | 146 getService()->RemoteDescriptorWriteValue( |
146 m_descriptor->instance_id, valueVector, | 147 m_descriptor->instance_id, valueVector, |
147 convertToBaseCallback(WTF::bind( | 148 convertToBaseCallback(WTF::bind( |
148 &BluetoothRemoteGATTDescriptor::WriteValueCallback, | 149 &BluetoothRemoteGATTDescriptor::WriteValueCallback, |
149 wrapPersistent(this), wrapPersistent(resolver), valueVector))); | 150 wrapPersistent(this), wrapPersistent(resolver), valueVector))); |
150 | 151 |
151 return promise; | 152 return promise; |
152 } | 153 } |
153 | 154 |
154 DEFINE_TRACE(BluetoothRemoteGATTDescriptor) { | 155 DEFINE_TRACE(BluetoothRemoteGATTDescriptor) { |
155 visitor->trace(m_characteristic); | 156 visitor->trace(m_characteristic); |
156 visitor->trace(m_value); | 157 visitor->trace(m_value); |
157 } | 158 } |
158 | 159 |
159 } // namespace blink | 160 } // namespace blink |
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