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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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/webusb/USBAlternateInterface.h" | 5 #include "modules/webusb/USBAlternateInterface.h" |
6 | 6 |
7 #include "bindings/core/v8/ExceptionState.h" | 7 #include "bindings/core/v8/ExceptionState.h" |
8 #include "modules/webusb/USBEndpoint.h" | 8 #include "modules/webusb/USBEndpoint.h" |
9 #include "modules/webusb/USBInterface.h" | 9 #include "modules/webusb/USBInterface.h" |
10 | 10 |
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26 return USBAlternateInterface::Create(interface, i); | 26 return USBAlternateInterface::Create(interface, i); |
27 } | 27 } |
28 exception_state.ThrowRangeError("Invalid alternate setting."); | 28 exception_state.ThrowRangeError("Invalid alternate setting."); |
29 return nullptr; | 29 return nullptr; |
30 } | 30 } |
31 | 31 |
32 USBAlternateInterface::USBAlternateInterface(const USBInterface* interface, | 32 USBAlternateInterface::USBAlternateInterface(const USBInterface* interface, |
33 size_t alternate_index) | 33 size_t alternate_index) |
34 : interface_(interface), alternate_index_(alternate_index) { | 34 : interface_(interface), alternate_index_(alternate_index) { |
35 DCHECK(interface_); | 35 DCHECK(interface_); |
36 ASSERT(alternate_index_ < interface_->Info().alternates.size()); | 36 DCHECK_LT(alternate_index_, interface_->Info().alternates.size()); |
37 } | 37 } |
38 | 38 |
39 const device::mojom::blink::UsbAlternateInterfaceInfo& | 39 const device::mojom::blink::UsbAlternateInterfaceInfo& |
40 USBAlternateInterface::Info() const { | 40 USBAlternateInterface::Info() const { |
41 const device::mojom::blink::UsbInterfaceInfo& interface_info = | 41 const device::mojom::blink::UsbInterfaceInfo& interface_info = |
42 interface_->Info(); | 42 interface_->Info(); |
43 ASSERT(alternate_index_ < interface_info.alternates.size()); | 43 DCHECK_LT(alternate_index_, interface_info.alternates.size()); |
44 return *interface_info.alternates[alternate_index_]; | 44 return *interface_info.alternates[alternate_index_]; |
45 } | 45 } |
46 | 46 |
47 HeapVector<Member<USBEndpoint>> USBAlternateInterface::endpoints() const { | 47 HeapVector<Member<USBEndpoint>> USBAlternateInterface::endpoints() const { |
48 HeapVector<Member<USBEndpoint>> endpoints; | 48 HeapVector<Member<USBEndpoint>> endpoints; |
49 for (size_t i = 0; i < Info().endpoints.size(); ++i) | 49 for (size_t i = 0; i < Info().endpoints.size(); ++i) |
50 endpoints.push_back(USBEndpoint::Create(this, i)); | 50 endpoints.push_back(USBEndpoint::Create(this, i)); |
51 return endpoints; | 51 return endpoints; |
52 } | 52 } |
53 | 53 |
54 DEFINE_TRACE(USBAlternateInterface) { | 54 DEFINE_TRACE(USBAlternateInterface) { |
55 visitor->Trace(interface_); | 55 visitor->Trace(interface_); |
56 } | 56 } |
57 | 57 |
58 } // namespace blink | 58 } // namespace blink |
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