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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 DEVICE_USB_USB_DEVICE_HANDLE_IMPL_H_ | 5 #ifndef DEVICE_USB_USB_DEVICE_HANDLE_IMPL_H_ |
6 #define DEVICE_USB_USB_DEVICE_HANDLE_IMPL_H_ | 6 #define DEVICE_USB_USB_DEVICE_HANDLE_IMPL_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
11 #include "base/callback.h" | 11 #include "base/callback.h" |
12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
13 #include "base/strings/string16.h" | 13 #include "base/strings/string16.h" |
14 #include "base/threading/thread_checker.h" | 14 #include "base/threading/thread_checker.h" |
15 #include "device/usb/usb_device_handle.h" | 15 #include "device/usb/usb_device_handle.h" |
| 16 #include "device/usb/usb_interface.h" |
16 #include "net/base/io_buffer.h" | 17 #include "net/base/io_buffer.h" |
17 #include "third_party/libusb/src/libusb/libusb.h" | 18 #include "third_party/libusb/src/libusb/libusb.h" |
18 | 19 |
19 namespace base { | 20 namespace base { |
20 class SingleThreadTaskRunner; | 21 class SingleThreadTaskRunner; |
21 } | 22 } |
22 | 23 |
23 namespace device { | 24 namespace device { |
24 | 25 |
25 class UsbContext; | 26 class UsbContext; |
26 struct UsbConfigDescriptor; | 27 class UsbConfigDescriptor; |
27 class UsbDeviceImpl; | 28 class UsbDeviceImpl; |
28 | 29 |
29 typedef libusb_device_handle* PlatformUsbDeviceHandle; | 30 typedef libusb_device_handle* PlatformUsbDeviceHandle; |
30 typedef libusb_iso_packet_descriptor* PlatformUsbIsoPacketDescriptor; | 31 typedef libusb_iso_packet_descriptor* PlatformUsbIsoPacketDescriptor; |
31 typedef libusb_transfer* PlatformUsbTransferHandle; | 32 typedef libusb_transfer* PlatformUsbTransferHandle; |
32 | 33 |
33 // UsbDeviceHandle class provides basic I/O related functionalities. | 34 // UsbDeviceHandle class provides basic I/O related functionalities. |
34 class UsbDeviceHandleImpl : public UsbDeviceHandle { | 35 class UsbDeviceHandleImpl : public UsbDeviceHandle { |
35 public: | 36 public: |
36 virtual scoped_refptr<UsbDevice> GetDevice() const OVERRIDE; | 37 virtual scoped_refptr<UsbDevice> GetDevice() const OVERRIDE; |
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81 | 82 |
82 PlatformUsbDeviceHandle handle() const { return handle_; } | 83 PlatformUsbDeviceHandle handle() const { return handle_; } |
83 | 84 |
84 protected: | 85 protected: |
85 friend class UsbDeviceImpl; | 86 friend class UsbDeviceImpl; |
86 | 87 |
87 // This constructor is called by UsbDevice. | 88 // This constructor is called by UsbDevice. |
88 UsbDeviceHandleImpl(scoped_refptr<UsbContext> context, | 89 UsbDeviceHandleImpl(scoped_refptr<UsbContext> context, |
89 UsbDeviceImpl* device, | 90 UsbDeviceImpl* device, |
90 PlatformUsbDeviceHandle handle, | 91 PlatformUsbDeviceHandle handle, |
91 const UsbConfigDescriptor& config); | 92 scoped_refptr<UsbConfigDescriptor> interfaces); |
92 | 93 |
93 virtual ~UsbDeviceHandleImpl(); | 94 virtual ~UsbDeviceHandleImpl(); |
94 | 95 |
95 private: | 96 private: |
96 class InterfaceClaimer; | 97 class InterfaceClaimer; |
97 struct Transfer; | 98 struct Transfer; |
98 | 99 |
99 // Refresh endpoint_map_ after ClaimInterface, ReleaseInterface and | 100 // Refresh endpoint_map_ after ClaimInterface, ReleaseInterface and |
100 // SetInterfaceAlternateSetting. | 101 // SetInterfaceAlternateSetting. |
101 void RefreshEndpointMap(); | 102 void RefreshEndpointMap(); |
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135 bool GetSupportedLanguages(); | 136 bool GetSupportedLanguages(); |
136 bool GetStringDescriptor(uint8 string_id, base::string16* string); | 137 bool GetStringDescriptor(uint8 string_id, base::string16* string); |
137 | 138 |
138 // Informs the object to drop internal references. | 139 // Informs the object to drop internal references. |
139 void InternalClose(); | 140 void InternalClose(); |
140 | 141 |
141 UsbDeviceImpl* device_; | 142 UsbDeviceImpl* device_; |
142 | 143 |
143 PlatformUsbDeviceHandle handle_; | 144 PlatformUsbDeviceHandle handle_; |
144 | 145 |
145 const UsbConfigDescriptor& config_; | 146 scoped_refptr<UsbConfigDescriptor> interfaces_; |
146 | 147 |
147 std::vector<uint16> languages_; | 148 std::vector<uint16> languages_; |
148 std::map<uint8, base::string16> strings_; | 149 std::map<uint8, base::string16> strings_; |
149 | 150 |
150 typedef std::map<int, scoped_refptr<InterfaceClaimer> > ClaimedInterfaceMap; | 151 typedef std::map<int, scoped_refptr<InterfaceClaimer> > ClaimedInterfaceMap; |
151 ClaimedInterfaceMap claimed_interfaces_; | 152 ClaimedInterfaceMap claimed_interfaces_; |
152 | 153 |
153 typedef std::map<PlatformUsbTransferHandle, Transfer> TransferMap; | 154 typedef std::map<PlatformUsbTransferHandle, Transfer> TransferMap; |
154 TransferMap transfers_; | 155 TransferMap transfers_; |
155 | 156 |
156 // A map from endpoints to interfaces | 157 // A map from endpoints to interfaces |
157 typedef std::map<int, int> EndpointMap; | 158 typedef std::map<int, int> EndpointMap; |
158 EndpointMap endpoint_map_; | 159 EndpointMap endpoint_map_; |
159 | 160 |
160 // Retain the UsbContext so that the platform context will not be destroyed | 161 // Retain the UsbContext so that the platform context will not be destroyed |
161 // before this handle. | 162 // before this handle. |
162 scoped_refptr<UsbContext> context_; | 163 scoped_refptr<UsbContext> context_; |
163 | 164 |
164 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | 165 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
165 | 166 |
166 base::ThreadChecker thread_checker_; | 167 base::ThreadChecker thread_checker_; |
167 | 168 |
168 DISALLOW_COPY_AND_ASSIGN(UsbDeviceHandleImpl); | 169 DISALLOW_COPY_AND_ASSIGN(UsbDeviceHandleImpl); |
169 }; | 170 }; |
170 | 171 |
171 } // namespace device | 172 } // namespace device |
172 | 173 |
173 #endif // DEVICE_USB_USB_DEVICE_HANDLE_IMPL_H_ | 174 #endif // DEVICE_USB_USB_DEVICE_HANDLE_IMPL_H_ |
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