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1 // Copyright (c) 2014 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2014 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 "device/hid/hid_connection_mac.h" | 5 #include "device/hid/hid_connection_mac.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/location.h" | 8 #include "base/location.h" |
9 #include "base/mac/foundation_util.h" | 9 #include "base/mac/foundation_util.h" |
10 #include "base/numerics/safe_math.h" | 10 #include "base/numerics/safe_math.h" |
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129 CFIndex report_length) { | 129 CFIndex report_length) { |
130 HidConnectionMac* connection = static_cast<HidConnectionMac*>(context); | 130 HidConnectionMac* connection = static_cast<HidConnectionMac*>(context); |
131 if (result != kIOReturnSuccess) { | 131 if (result != kIOReturnSuccess) { |
132 HID_LOG(EVENT) << "Failed to read input report: " << HexErrorCode(result); | 132 HID_LOG(EVENT) << "Failed to read input report: " << HexErrorCode(result); |
133 return; | 133 return; |
134 } | 134 } |
135 | 135 |
136 scoped_refptr<net::IOBufferWithSize> buffer; | 136 scoped_refptr<net::IOBufferWithSize> buffer; |
137 if (connection->device_info()->has_report_id()) { | 137 if (connection->device_info()->has_report_id()) { |
138 // report_id is already contained in report_bytes | 138 // report_id is already contained in report_bytes |
139 buffer = new net::IOBufferWithSize( | 139 buffer = |
140 base::CheckedNumeric<size_t>(report_length).ValueOrDie()); | 140 new net::IOBufferWithSize(base::checked_cast<size_t>(report_length)); |
141 memcpy(buffer->data(), report_bytes, report_length); | 141 memcpy(buffer->data(), report_bytes, report_length); |
142 } else { | 142 } else { |
143 buffer = new net::IOBufferWithSize( | 143 buffer = new net::IOBufferWithSize(static_cast<size_t>( |
144 (base::CheckedNumeric<size_t>(report_length) + 1).ValueOrDie()); | 144 (base::CheckedNumeric<size_t>(report_length) + 1).ValueOrDie())); |
145 buffer->data()[0] = 0; | 145 buffer->data()[0] = 0; |
146 memcpy(buffer->data() + 1, report_bytes, report_length); | 146 memcpy(buffer->data() + 1, report_bytes, report_length); |
147 } | 147 } |
148 | 148 |
149 connection->ProcessInputReport(buffer); | 149 connection->ProcessInputReport(buffer); |
150 } | 150 } |
151 | 151 |
152 void HidConnectionMac::ProcessInputReport( | 152 void HidConnectionMac::ProcessInputReport( |
153 scoped_refptr<net::IOBufferWithSize> buffer) { | 153 scoped_refptr<net::IOBufferWithSize> buffer) { |
154 DCHECK(thread_checker().CalledOnValidThread()); | 154 DCHECK(thread_checker().CalledOnValidThread()); |
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237 this, | 237 this, |
238 base::Bind(callback, false))); | 238 base::Bind(callback, false))); |
239 } | 239 } |
240 } | 240 } |
241 | 241 |
242 void HidConnectionMac::ReturnAsyncResult(const base::Closure& callback) { | 242 void HidConnectionMac::ReturnAsyncResult(const base::Closure& callback) { |
243 callback.Run(); | 243 callback.Run(); |
244 } | 244 } |
245 | 245 |
246 } // namespace device | 246 } // namespace device |
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