OLD | NEW |
---|---|
(Empty) | |
1 // Copyright 2017 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef DEVICE_U2F_U2F_HID_DEVICE_H_ | |
6 #define DEVICE_U2F_U2F_HID_DEVICE_H_ | |
7 | |
8 #include <vector> | |
9 | |
10 #include "device/hid/hid_service.h" | |
11 #include "u2f_device.h" | |
12 | |
13 namespace net { | |
14 class IOBuffer; | |
15 } // namespace net | |
16 | |
17 namespace device { | |
18 | |
19 class U2fMessage; | |
20 class HidConnection; | |
21 class HidDeviceInfo; | |
22 | |
23 class U2fHidDevice : public U2fDevice { | |
24 public: | |
25 U2fHidDevice(scoped_refptr<HidDeviceInfo>); | |
26 ~U2fHidDevice(); | |
27 | |
28 // Send a U2f command to this device | |
29 void DeviceTransact(scoped_refptr<U2fApduCommand> command, | |
30 const DeviceCallback& callback) final; | |
31 // Send a wink command if supported | |
32 void TryWink(const WinkCallback& callback) final; | |
33 // Use a string identifier to compare to other devices | |
34 std::string Id() final; | |
35 // Command line flag to enable tests on actual U2f HID hardware | |
36 static bool IsTestEnabled(); | |
37 | |
38 private: | |
39 // Internal state machine states | |
40 enum class State { INIT, CONNECTED, BUSY, IDLE, DEVICE_ERROR }; | |
41 | |
42 using U2fHidMessageCallback = | |
43 base::OnceCallback<void(bool, scoped_refptr<U2fMessage>)>; | |
44 | |
45 // Open a connection to this device | |
46 void Connect(const HidService::ConnectCallback& callback); | |
47 void OnConnect(scoped_refptr<U2fApduCommand> command, | |
48 const DeviceCallback& callback, | |
49 scoped_refptr<HidConnection> connection); | |
50 // Ask device to allocate a unique channel id for this connection | |
51 void AllocateChannel(scoped_refptr<U2fApduCommand> command, | |
52 const DeviceCallback& callback); | |
53 void OnAllocateChannel(std::vector<uint8_t> nonce, | |
54 scoped_refptr<U2fApduCommand> command, | |
55 const DeviceCallback& callback, | |
56 bool success, | |
57 scoped_refptr<U2fMessage> message); | |
58 void Transition(scoped_refptr<U2fApduCommand> command, | |
59 const DeviceCallback& callback); | |
60 // Write all message packets to device, and read response if expected | |
61 void WriteMessage(scoped_refptr<U2fMessage> message, | |
62 bool response_expected, | |
63 U2fHidMessageCallback); | |
Reilly Grant (use Gerrit)
2017/03/06 20:49:23
U2fHidMessageCallback callback
Casey Piper
2017/03/07 00:53:28
Done.
| |
64 void PacketWritten(scoped_refptr<U2fMessage> message, | |
65 bool response_expected, | |
66 U2fHidMessageCallback callback, | |
67 bool success); | |
68 // Read all response message packets from device | |
69 void ReadMessage(U2fHidMessageCallback callback); | |
70 void MessageReceived(const DeviceCallback& callback, | |
71 bool success, | |
72 scoped_refptr<U2fMessage> message); | |
73 void OnRead(U2fHidMessageCallback callback, | |
74 bool success, | |
75 scoped_refptr<net::IOBuffer> buf, | |
76 size_t size); | |
77 void OnReadContinuation(scoped_refptr<U2fMessage> message, | |
78 U2fHidMessageCallback, | |
79 bool success, | |
80 scoped_refptr<net::IOBuffer> buf, | |
81 size_t size); | |
82 void OnWink(const WinkCallback& callback, | |
83 bool success, | |
84 scoped_refptr<U2fMessage> response); | |
85 | |
86 State state_; | |
87 std::vector<std::pair<scoped_refptr<U2fApduCommand>, DeviceCallback>> | |
88 pending_transactions_; | |
89 scoped_refptr<HidDeviceInfo> device_info_; | |
90 scoped_refptr<HidConnection> connection_; | |
91 base::WeakPtrFactory<U2fHidDevice> weak_factory_; | |
92 | |
93 DISALLOW_COPY_AND_ASSIGN(U2fHidDevice); | |
94 }; | |
95 | |
96 } // namespace device | |
97 | |
98 #endif // DEVICE_U2F_U2F_HID_DEVICE_H_ | |
OLD | NEW |