third_party/WebKit/Source/modules/webusb/USBDevice.h - Issue 1830833002: Track USB endpoint state in Blink.

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Issue 1830833002: Track USB endpoint state in Blink. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@copy_interface

Patch Set: Addressed nits. Created 4 years, 8 months ago

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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 #ifndef USBDevice_h	5 #ifndef USBDevice_h

6 #define USBDevice_h	6 #define USBDevice_h

7	7

8 #include "bindings/core/v8/ScriptPromise.h"	8 #include "bindings/core/v8/ScriptPromise.h"

9 #include "bindings/core/v8/ScriptWrappable.h"	9 #include "bindings/core/v8/ScriptWrappable.h"

10 #include "bindings/modules/v8/UnionTypesModules.h"	10 #include "bindings/modules/v8/UnionTypesModules.h"

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99 private:	99 private:

100 int findConfigurationIndex(uint8_t configurationValue) const;	100 int findConfigurationIndex(uint8_t configurationValue) const;

101 int findInterfaceIndex(uint8_t interfaceNumber) const;	101 int findInterfaceIndex(uint8_t interfaceNumber) const;

102 int findAlternateIndex(size_t interfaceIndex, uint8_t alternateSetting) cons t;	102 int findAlternateIndex(size_t interfaceIndex, uint8_t alternateSetting) cons t;

103 bool ensurePageVisible(ScriptPromiseResolver*) const;	103 bool ensurePageVisible(ScriptPromiseResolver*) const;

104 bool ensureNoDeviceOrInterfaceChangeInProgress(ScriptPromiseResolver*) const ;	104 bool ensureNoDeviceOrInterfaceChangeInProgress(ScriptPromiseResolver*) const ;

105 bool ensureDeviceConfigured(ScriptPromiseResolver*) const;	105 bool ensureDeviceConfigured(ScriptPromiseResolver*) const;

106 bool ensureInterfaceClaimed(uint8_t interfaceNumber, ScriptPromiseResolver*) const;	106 bool ensureInterfaceClaimed(uint8_t interfaceNumber, ScriptPromiseResolver*) const;

107 bool ensureEndpointAvailable(bool inTransfer, uint8_t endpointNumber, Script PromiseResolver*) const;	107 bool ensureEndpointAvailable(bool inTransfer, uint8_t endpointNumber, Script PromiseResolver*) const;

108 bool anyInterfaceChangeInProgress() const;	108 bool anyInterfaceChangeInProgress() const;

	109 bool convertControlTransferParameters(WebUSBDevice::TransferDirection, const USBControlTransferParameters&, WebUSBDevice::ControlTransferParameters, Script PromiseResolver) const;

	110 void setEndpointsForInterface(size_t interfaceIndex, bool set);

109	111

110 OwnPtr<WebUSBDevice> m_device;	112 OwnPtr<WebUSBDevice> m_device;

111 bool m_opened;	113 bool m_opened;

112 bool m_deviceStateChangeInProgress;	114 bool m_deviceStateChangeInProgress;

113 int m_configurationIndex;	115 int m_configurationIndex;

114 WTF::BitVector m_claimedInterfaces;	116 WTF::BitVector m_claimedInterfaces;

115 WTF::BitVector m_interfaceStateChangeInProgress;	117 WTF::BitVector m_interfaceStateChangeInProgress;

116 WTF::Vector<size_t> m_selectedAlternates;	118 WTF::Vector<size_t> m_selectedAlternates;

	119 WTF::BitVector m_inEndpoints;

	120 WTF::BitVector m_outEndpoints;

117 };	121 };

118	122

119 } // namespace blink	123 } // namespace blink

120	124

121 #endif // USBDevice_h	125 #endif // USBDevice_h

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