| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "webkit/plugins/ppapi/usb_key_code_conversion.h" |
| |
| #include "base/basictypes.h" |
| #include "base/logging.h" |
| #include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h" |
| |
| using WebKit::WebKeyboardEvent; |
| |
| namespace webkit { |
| namespace ppapi { |
| |
| namespace { |
| |
| // Mapping from 8-bit xkb scancode to 32-bit USB Usage Page and Id. |
| // |
| // TODO(garykac): This table covers only USB HID Boot Protocol. The keys |
| // marked with '???' should be extended (e.g. with "media keys"), or derived |
| // automatically from the USB-to-linux keycode mapping. |
| uint32_t linux_xkb_code_to_usb[] = { |
| // 00-04: unused |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // 04-07: unused |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // 08-0b: unused Escape 1! 2@ |
| 0x000000, 0x070029, 0x07001e, 0x07001f, |
| // 0c-0f: 3# 4$ 5% 6^ |
| 0x070020, 0x070021, 0x070022, 0x070023, |
| // 10-13: 7& 8* 9( 0) |
| 0x070024, 0x070025, 0x070026, 0x070027, |
| // 14-17: -_ =+ Backspace Tab |
| 0x07002d, 0x07002e, 0x07002a, 0x07002b, |
| // 18-1b: qQ wW eE rR |
| 0x070014, 0x07001a, 0x070008, 0x070015, |
| // 1c-1f: tT yY uU iI |
| 0x070017, 0x07001c, 0x070018, 0x07000c, |
| // 20-23: oO pP [{ ]} |
| 0x070012, 0x070013, 0x07002f, 0x070030, |
| // 24-27: Return LeftControl aA sS |
| 0x070028, 0x0700e0, 0x070004, 0x070016, |
| // 28-2b: dD fF gG hH |
| 0x070007, 0x070009, 0x07000a, 0x07000b, |
| // 2c-2f: jJ kK lL ;: |
| 0x07000d, 0x07000e, 0x07000f, 0x070033, |
| // 30-33: '" `~ LeftShift \| |
| 0x070034, 0x070035, 0x0700e1, 0x070031, |
| // 34-37: zZ xX cC vV |
| 0x07001d, 0x07001b, 0x070006, 0x070019, |
| // 38-3b: bB nN mM ,< |
| 0x070005, 0x070011, 0x070010, 0x070036, |
| // 3c-3f: .> /? RightShift Keypad_* |
| 0x070037, 0x070038, 0x0700e5, 0x070055, |
| // 40-43: LeftAlt Space CapsLock F1 |
| 0x0700e2, 0x07002c, 0x070039, 0x07003a, |
| // 44-47: F2 F3 F4 F5 |
| 0x07003b, 0x07003c, 0x07003d, 0x07003e, |
| // 48-4b: F6 F7 F8 F9 |
| 0x07003f, 0x070040, 0x070041, 0x070042, |
| // 4c-4f: F10 NumLock ScrollLock Keypad_7 |
| 0x070043, 0x070053, 0x070047, 0x07005f, |
| // 50-53: Keypad_8 Keypad_9 Keypad_- Keypad_4 |
| 0x070060, 0x070061, 0x070056, 0x07005c, |
| // 54-57: Keypad_5 Keypad_6 Keypad_+ Keypad_1 |
| 0x07005d, 0x07005e, 0x070057, 0x070059, |
| // 58-5b: Keypad_2 Keypad_3 Keypad_0 Keypad_. |
| 0x07005a, 0x07005b, 0x070062, 0x070063, |
| // 5c-5f: ISO_Level3_Shift unused <>|| F11 |
| // For 5e, consider USB#0064 : Non-US \ and | |
| 0x000000, 0x000000, 0x000000, 0x070044, |
| // 60-63: F12 unused Katakana Hiragana |
| 0x070045, 0x000000, 0x070092, 0x070093, |
| // 64-67: Henkan Hiragana_Katakana Muhenkan unused |
| 0x070094, 0x070088, 0x07008b, 0x000000, |
| // 68-6b: Keypad_Enter RightControl Keypad_/ Print/SysReq |
| // For 6b, USB#0046 is PrintScreen, USB#009a is SysReq/Attention |
| 0x070058, 0x0700e4, 0x070054, 0x070046, |
| // 6c-6f: RightAlt Linefeed Home UpArrow |
| 0x0700e6, 0x000000, 0x07004a, 0x070052, |
| // 70-73: PageUp/Prior LeftArrow RightArrow End |
| 0x07004b, 0x070050, 0x07004f, 0x07004d, |
| // 74-77: DownArrow PageDown/Next Insert Delete/ForwardDelete |
| 0x070051, 0x07004e, 0x070049, 0x07004c, |
| // 78-7b: unused Mute VolumeDown VolumeUp |
| 0x000000, 0x07007f, 0x070081, 0x070080, |
| // 7c-7f: PowerOff Keypad_= Keypad_+- Pause/Break |
| 0x070066, 0x070067, 0x0700d7, 0x070048, |
| // 80-83: LaunchA Keypad_Decimal HangulToggle HanjaConversion |
| // For 81, cf. 5b: Keypad_. |
| 0x000000, 0x0700dc, 0x070090, 0x070091, |
| // 84-87: unused LeftSuper/LeftWin RightSuper/RightWin Menu |
| 0x000000, 0x0700e3, 0x0700e7, 0x070065, |
| // 88-8b: Cancel Again/Redo CrSel/Props Undo |
| 0x07009b, 0x070079, 0x0700a3, 0x07007a, |
| // 8c-8f: SunFront Copy SunOpen Paste |
| 0x000000, 0x07007c, 0x000000, 0x07007d, |
| // 90-93: Find Cut Help MenuKB |
| // For 93, cf. 87 (Menu) and c1 (MenuKB) |
| 0x07007e, 0x07007b, 0x070075, 0x000000, |
| // 94-97: AL_Calculator unused Sleep WakeUp |
| 0x0c0192, 0x000000, 0x000000, 0x000000, |
| // 98-9b: Explorer Send unused Xfer |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // 9c-9f: Launch1 Launch2 WWW DOS |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // a0-a3: ScreenSaver unused RotateWindows Mail |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // a4-a7: Favorites MyComputer Back Forward |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // a8-ab: unused Eject Eject AudioNext |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // ac-af: AudioPlay AudioPrev AudioStop AudioRecord |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // b0-b3: AudioRewind Phone unused Tools |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // b4-b7: HomePage Reload Close unused |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // b8-bb: unused ScrollUp ScrollDown ( |
| // For bb, mapped to Keypad_( |
| 0x000000, 0x000000, 0x000000, 0x0700b6, |
| // bc-bf: ) New Redo Tools |
| // For bc, mapped to Keypad_) |
| 0x0700b7, 0x000000, 0x000000, 0x000000, |
| // c0-c3: Launch5 MenuKB unused unused |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // c4-c7: unused |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // c8-cb: TouchpadToggle unused unused ModeSwitch |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // cc-cf: Generates no symbol without Shift. |
| // With shift: LeftAlt LeftMeta LeftSuper LeftHyper. |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // d0-d3: AudioPlay AudioPause Launch3 Launch4 |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // d4-d7: LaunchB Suspend Close AudioPlay |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // d8-db: AudioForward unused Print unused |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // dc-df: WebCam unused unused Mail |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // e0-e3: unused Search unused AL_Finance |
| 0x000000, 0x000000, 0x000000, 0x0c0191, |
| // e4-e7: unused Shop unused Cancel |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // e8-eb: MonBrightnessDown MonBrightnessUp AudioMedia Display |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // ec-ef: KbdLightOnOff KbdBightnessDown KdbBrightnessUp Send |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // f0-f3: Reply MailForward Save Documents |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // f4-f7: Battery Bluetooth WLAN unused |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // f8-fb: unused |
| 0x000000, 0x000000, 0x000000, 0x000000, |
| // fc-ff: unused |
| 0x000000, 0x000000, 0x000000, 0x000000 |
| }; |
| |
| COMPILE_ASSERT(arraysize(linux_xkb_code_to_usb) == 256, |
| linux_xkb_code_to_usb_table_incorrect_size); |
| |
| } // anonymous namespace |
| |
| uint32_t UsbKeyCodeForKeyboardEvent(const WebKeyboardEvent& key_event) { |
| // TODO(garykac): This code assumes that on Linux we're receiving events via |
| // the XKB driver. We should detect between "XKB", "kbd" and "evdev" at |
| // run-time and re-map accordingly, but that's not possible here, inside the |
| // sandbox. |
| if (key_event.nativeKeyCode < 0 || key_event.nativeKeyCode > 255) { |
| return 0; |
| } |
| return linux_xkb_code_to_usb[key_event.nativeKeyCode]; |
| } |
| |
| } // namespace ppapi |
| } // namespace webkit |
