EventHub.h revision 4a3862f6b0a8971b6ab5b1c46735b28e7604d0db
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2005 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef _RUNTIME_EVENT_HUB_H 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define _RUNTIME_EVENT_HUB_H 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21b93a03f841d93498bfea6cc92a22faa34bce1337Mathias Agopian#include <androidfw/Input.h> 229f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown#include <androidfw/InputDevice.h> 23b93a03f841d93498bfea6cc92a22faa34bce1337Mathias Agopian#include <androidfw/Keyboard.h> 24b93a03f841d93498bfea6cc92a22faa34bce1337Mathias Agopian#include <androidfw/KeyLayoutMap.h> 25b93a03f841d93498bfea6cc92a22faa34bce1337Mathias Agopian#include <androidfw/KeyCharacterMap.h> 26b93a03f841d93498bfea6cc92a22faa34bce1337Mathias Agopian#include <androidfw/VirtualKeyMap.h> 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/String8.h> 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/threads.h> 293b4062eeb01be33951ba214e027da523cf09f8b1Mathias Agopian#include <utils/Log.h> 303b4062eeb01be33951ba214e027da523cf09f8b1Mathias Agopian#include <utils/threads.h> 313b4062eeb01be33951ba214e027da523cf09f8b1Mathias Agopian#include <utils/List.h> 323b4062eeb01be33951ba214e027da523cf09f8b1Mathias Agopian#include <utils/Errors.h> 3347e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown#include <utils/PropertyMap.h> 349065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown#include <utils/Vector.h> 3593fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown#include <utils/KeyedVector.h> 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <linux/input.h> 3893fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown#include <sys/epoll.h> 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4046b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown/* Convenience constants. */ 4146b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 4249ccac530b5a798e3c4a79b66b51b8546a0deed1Jeff Brown#define BTN_FIRST 0x100 // first button code 4349ccac530b5a798e3c4a79b66b51b8546a0deed1Jeff Brown#define BTN_LAST 0x15f // last button code 4446b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 479f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brownenum { 489f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown // Device id of a special "virtual" keyboard that is always present. 499f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown VIRTUAL_KEYBOARD_ID = -1, 509f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown // Device id of the "built-in" keyboard if there is one. 519f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown BUILT_IN_KEYBOARD_ID = 0, 529f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown}; 539f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 556d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown * A raw event as retrieved from the EventHub. 566d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown */ 576d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brownstruct RawEvent { 586d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown nsecs_t when; 596d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown int32_t deviceId; 606d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown int32_t type; 6149ccac530b5a798e3c4a79b66b51b8546a0deed1Jeff Brown int32_t code; 626d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown int32_t value; 636d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown}; 646d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 656d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown/* Describes an absolute axis. */ 666d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brownstruct RawAbsoluteAxisInfo { 676d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown bool valid; // true if the information is valid, false otherwise 686d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 696d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown int32_t minValue; // minimum value 706d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown int32_t maxValue; // maximum value 716d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown int32_t flat; // center flat position, eg. flat == 8 means center is between -8 and 8 726d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown int32_t fuzz; // error tolerance, eg. fuzz == 4 means value is +/- 4 due to noise 73b3a2d1330716812784aee91b6d6275764b5e4210Jeff Brown int32_t resolution; // resolution in units per mm or radians per mm 746d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 758d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown inline void clear() { 768d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown valid = false; 778d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown minValue = 0; 788d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown maxValue = 0; 798d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown flat = 0; 808d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown fuzz = 0; 81b3a2d1330716812784aee91b6d6275764b5e4210Jeff Brown resolution = 0; 828d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 836d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown}; 846d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 856d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown/* 86c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown * Input device classes. 87c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown */ 88c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brownenum { 89cb1404e45639d20439d7700b06d57ca1a1aad1faJeff Brown /* The input device is a keyboard or has buttons. */ 90c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown INPUT_DEVICE_CLASS_KEYBOARD = 0x00000001, 91c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown 92c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown /* The input device is an alpha-numeric keyboard (not just a dial pad). */ 93c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown INPUT_DEVICE_CLASS_ALPHAKEY = 0x00000002, 94c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown 9558a2da843f2f22f406df8df1f011738eb8b7fcb1Jeff Brown /* The input device is a touchscreen or a touchpad (either single-touch or multi-touch). */ 9658a2da843f2f22f406df8df1f011738eb8b7fcb1Jeff Brown INPUT_DEVICE_CLASS_TOUCH = 0x00000004, 97c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown 9883c09685f2e62bc3cf7e71bc61d903f4b9ccaeb4Jeff Brown /* The input device is a cursor device such as a trackball or mouse. */ 9983c09685f2e62bc3cf7e71bc61d903f4b9ccaeb4Jeff Brown INPUT_DEVICE_CLASS_CURSOR = 0x00000008, 100c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown 101c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown /* The input device is a multi-touch touchscreen. */ 10258a2da843f2f22f406df8df1f011738eb8b7fcb1Jeff Brown INPUT_DEVICE_CLASS_TOUCH_MT = 0x00000010, 103c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown 104dc1ab4b5cc274b7d744c11a939bb5910becec5e0Jeff Brown /* The input device is a directional pad (implies keyboard, has DPAD keys). */ 105c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown INPUT_DEVICE_CLASS_DPAD = 0x00000020, 106c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown 107dc1ab4b5cc274b7d744c11a939bb5910becec5e0Jeff Brown /* The input device is a gamepad (implies keyboard, has BUTTON keys). */ 1086d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown INPUT_DEVICE_CLASS_GAMEPAD = 0x00000040, 1096d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 1106d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown /* The input device has switches. */ 1116d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown INPUT_DEVICE_CLASS_SWITCH = 0x00000080, 112cb1404e45639d20439d7700b06d57ca1a1aad1faJeff Brown 113cb1404e45639d20439d7700b06d57ca1a1aad1faJeff Brown /* The input device is a joystick (implies gamepad, has joystick absolute axes). */ 114cb1404e45639d20439d7700b06d57ca1a1aad1faJeff Brown INPUT_DEVICE_CLASS_JOYSTICK = 0x00000100, 11556194ebec6212e229f4ccdaa4b187166d20013efJeff Brown 116a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown /* The input device has a vibrator (supports FF_RUMBLE). */ 117a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown INPUT_DEVICE_CLASS_VIBRATOR = 0x00000200, 118a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown 1199f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown /* The input device is virtual (not a real device, not part of UI configuration). */ 1209f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown INPUT_DEVICE_CLASS_VIRTUAL = 0x40000000, 1219f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown 12256194ebec6212e229f4ccdaa4b187166d20013efJeff Brown /* The input device is external (not built-in). */ 12356194ebec6212e229f4ccdaa4b187166d20013efJeff Brown INPUT_DEVICE_CLASS_EXTERNAL = 0x80000000, 124c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown}; 125c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown 126c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown/* 1279ee285afe740ff13d176c9d8430979dfd9575a23Jeff Brown * Gets the class that owns an axis, in cases where multiple classes might claim 1289ee285afe740ff13d176c9d8430979dfd9575a23Jeff Brown * the same axis for different purposes. 1299ee285afe740ff13d176c9d8430979dfd9575a23Jeff Brown */ 1309ee285afe740ff13d176c9d8430979dfd9575a23Jeff Brownextern uint32_t getAbsAxisUsage(int32_t axis, uint32_t deviceClasses); 1319ee285afe740ff13d176c9d8430979dfd9575a23Jeff Brown 1329ee285afe740ff13d176c9d8430979dfd9575a23Jeff Brown/* 13346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * Grand Central Station for events. 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13546b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * The event hub aggregates input events received across all known input 13646b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * devices on the system, including devices that may be emulated by the simulator 13746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * environment. In addition, the event hub generates fake input events to indicate 13846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * when devices are added or removed. 13946b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * 140b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * The event hub provides a stream of input events (via the getEvent function). 14146b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * It also supports querying the current actual state of input devices such as identifying 14246b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * which keys are currently down. Finally, the event hub keeps track of the capabilities of 14346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * individual input devices, such as their class and the set of key codes that they support. 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14546b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brownclass EventHubInterface : public virtual RefBase { 14646b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brownprotected: 14746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown EventHubInterface() { } 14846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown virtual ~EventHubInterface() { } 14946b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 15046b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brownpublic: 15146b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown // Synthetic raw event type codes produced when devices are added or removed. 15246b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown enum { 1537342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown // Sent when a device is added. 15446b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown DEVICE_ADDED = 0x10000000, 1557342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown // Sent when a device is removed. 1567342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown DEVICE_REMOVED = 0x20000000, 1577342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown // Sent when all added/removed devices from the most recent scan have been reported. 1587342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown // This event is always sent at least once. 1597342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown FINISHED_DEVICE_SCAN = 0x30000000, 160b7198743ab3976b30d4655c1e065ca33e372b6afJeff Brown 161b7198743ab3976b30d4655c1e065ca33e372b6afJeff Brown FIRST_SYNTHETIC_EVENT = DEVICE_ADDED, 16246b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown }; 16346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 16446b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown virtual uint32_t getDeviceClasses(int32_t deviceId) const = 0; 16546b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 166e38fdfae9196afd1bdc14c5ec6c12793af1e2550Jeff Brown virtual InputDeviceIdentifier getDeviceIdentifier(int32_t deviceId) const = 0; 16746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 16847e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown virtual void getConfiguration(int32_t deviceId, PropertyMap* outConfiguration) const = 0; 16947e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown 1706d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual status_t getAbsoluteAxisInfo(int32_t deviceId, int axis, 1716d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown RawAbsoluteAxisInfo* outAxisInfo) const = 0; 17246b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 173cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown virtual bool hasRelativeAxis(int32_t deviceId, int axis) const = 0; 174cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown 17580fd47ce75253dcdc2cfa85d7a3f42634b923a47Jeff Brown virtual bool hasInputProperty(int32_t deviceId, int property) const = 0; 17680fd47ce75253dcdc2cfa85d7a3f42634b923a47Jeff Brown 17749ccac530b5a798e3c4a79b66b51b8546a0deed1Jeff Brown virtual status_t mapKey(int32_t deviceId, int32_t scanCode, int32_t usageCode, 17846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown int32_t* outKeycode, uint32_t* outFlags) const = 0; 17946b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 18049ccac530b5a798e3c4a79b66b51b8546a0deed1Jeff Brown virtual status_t mapAxis(int32_t deviceId, int32_t scanCode, 1813a22fa057091cd6614f58ebc57a7ce4fe29462bbJeff Brown AxisInfo* outAxisInfo) const = 0; 1826f2fba428ca5e77a26d991ad728e346cc47609eeJeff Brown 1831a84fd1fb7a51f3fe4f8865e1cdd09f3490f696cJeff Brown // Sets devices that are excluded from opening. 1841a84fd1fb7a51f3fe4f8865e1cdd09f3490f696cJeff Brown // This can be used to ignore input devices for sensors. 1851a84fd1fb7a51f3fe4f8865e1cdd09f3490f696cJeff Brown virtual void setExcludedDevices(const Vector<String8>& devices) = 0; 18646b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 18746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown /* 188b7198743ab3976b30d4655c1e065ca33e372b6afJeff Brown * Wait for events to become available and returns them. 18946b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * After returning, the EventHub holds onto a wake lock until the next call to getEvent. 19046b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * This ensures that the device will not go to sleep while the event is being processed. 19146b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * If the device needs to remain awake longer than that, then the caller is responsible 19246b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * for taking care of it (say, by poking the power manager user activity timer). 193aa3855d5836d2a2d83baafdf6e40caf90d3dad1cJeff Brown * 194aa3855d5836d2a2d83baafdf6e40caf90d3dad1cJeff Brown * The timeout is advisory only. If the device is asleep, it will not wake just to 195aa3855d5836d2a2d83baafdf6e40caf90d3dad1cJeff Brown * service the timeout. 196aa3855d5836d2a2d83baafdf6e40caf90d3dad1cJeff Brown * 197b7198743ab3976b30d4655c1e065ca33e372b6afJeff Brown * Returns the number of events obtained, or 0 if the timeout expired. 19846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown */ 199b7198743ab3976b30d4655c1e065ca33e372b6afJeff Brown virtual size_t getEvents(int timeoutMillis, RawEvent* buffer, size_t bufferSize) = 0; 20046b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 20146b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown /* 20246b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * Query current input state. 20346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown */ 2046d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual int32_t getScanCodeState(int32_t deviceId, int32_t scanCode) const = 0; 2056d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual int32_t getKeyCodeState(int32_t deviceId, int32_t keyCode) const = 0; 2066d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual int32_t getSwitchState(int32_t deviceId, int32_t sw) const = 0; 2072717eff2ac04bed60e5fd577bcb8ec1ea7c2ccdeJeff Brown virtual status_t getAbsoluteAxisValue(int32_t deviceId, int32_t axis, 2082717eff2ac04bed60e5fd577bcb8ec1ea7c2ccdeJeff Brown int32_t* outValue) const = 0; 20946b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 21046b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown /* 21146b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown * Examine key input devices for specific framework keycode support 21246b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown */ 2136d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual bool markSupportedKeyCodes(int32_t deviceId, size_t numCodes, const int32_t* keyCodes, 21446b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown uint8_t* outFlags) const = 0; 215f2f487183052865d50c004a835360be1728b5a52Jeff Brown 21649754db5a304d995c1cc108ff6f19e4ba4265572Jeff Brown virtual bool hasScanCode(int32_t deviceId, int32_t scanCode) const = 0; 217497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown virtual bool hasLed(int32_t deviceId, int32_t led) const = 0; 218497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown virtual void setLedState(int32_t deviceId, int32_t led, bool on) = 0; 219497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 2209065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown virtual void getVirtualKeyDefinitions(int32_t deviceId, 2219065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Vector<VirtualKeyDefinition>& outVirtualKeys) const = 0; 2229065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 2239f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown virtual sp<KeyCharacterMap> getKeyCharacterMap(int32_t deviceId) const = 0; 2246ec6f79e1ac1714e3b837796e99f07ff88f66601Jeff Brown virtual bool setKeyboardLayoutOverlay(int32_t deviceId, const sp<KeyCharacterMap>& map) = 0; 2251e08fe90df18930691b0c2ec22e5db25d7fcb4cfJeff Brown 226a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown /* Control the vibrator. */ 227a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown virtual void vibrate(int32_t deviceId, nsecs_t duration) = 0; 228a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown virtual void cancelVibrate(int32_t deviceId) = 0; 229a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown 23093fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown /* Requests the EventHub to reopen all input devices on the next call to getEvents(). */ 23193fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown virtual void requestReopenDevices() = 0; 23293fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 23393fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown /* Wakes up getEvents() if it is blocked on a read. */ 23493fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown virtual void wake() = 0; 2351a84fd1fb7a51f3fe4f8865e1cdd09f3490f696cJeff Brown 23689ef0720ee8e0ac6ae1758faa917e4d6c9606fb4Jeff Brown /* Dump EventHub state to a string. */ 237f2f487183052865d50c004a835360be1728b5a52Jeff Brown virtual void dump(String8& dump) = 0; 23889ef0720ee8e0ac6ae1758faa917e4d6c9606fb4Jeff Brown 23989ef0720ee8e0ac6ae1758faa917e4d6c9606fb4Jeff Brown /* Called by the heatbeat to ensures that the reader has not deadlocked. */ 24089ef0720ee8e0ac6ae1758faa917e4d6c9606fb4Jeff Brown virtual void monitor() = 0; 24146b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown}; 24246b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 24346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brownclass EventHub : public EventHubInterface 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic: 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EventHub(); 24746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 24846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown virtual uint32_t getDeviceClasses(int32_t deviceId) const; 249497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 250e38fdfae9196afd1bdc14c5ec6c12793af1e2550Jeff Brown virtual InputDeviceIdentifier getDeviceIdentifier(int32_t deviceId) const; 251497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 25247e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown virtual void getConfiguration(int32_t deviceId, PropertyMap* outConfiguration) const; 25347e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown 2546d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual status_t getAbsoluteAxisInfo(int32_t deviceId, int axis, 2556d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown RawAbsoluteAxisInfo* outAxisInfo) const; 2566d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 257cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown virtual bool hasRelativeAxis(int32_t deviceId, int axis) const; 258cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown 25980fd47ce75253dcdc2cfa85d7a3f42634b923a47Jeff Brown virtual bool hasInputProperty(int32_t deviceId, int property) const; 26080fd47ce75253dcdc2cfa85d7a3f42634b923a47Jeff Brown 26149ccac530b5a798e3c4a79b66b51b8546a0deed1Jeff Brown virtual status_t mapKey(int32_t deviceId, int32_t scanCode, int32_t usageCode, 262e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn int32_t* outKeycode, uint32_t* outFlags) const; 2631d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 26449ccac530b5a798e3c4a79b66b51b8546a0deed1Jeff Brown virtual status_t mapAxis(int32_t deviceId, int32_t scanCode, 2653a22fa057091cd6614f58ebc57a7ce4fe29462bbJeff Brown AxisInfo* outAxisInfo) const; 2666f2fba428ca5e77a26d991ad728e346cc47609eeJeff Brown 2671a84fd1fb7a51f3fe4f8865e1cdd09f3490f696cJeff Brown virtual void setExcludedDevices(const Vector<String8>& devices); 2681d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 2696d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual int32_t getScanCodeState(int32_t deviceId, int32_t scanCode) const; 2706d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual int32_t getKeyCodeState(int32_t deviceId, int32_t keyCode) const; 2716d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual int32_t getSwitchState(int32_t deviceId, int32_t sw) const; 2722717eff2ac04bed60e5fd577bcb8ec1ea7c2ccdeJeff Brown virtual status_t getAbsoluteAxisValue(int32_t deviceId, int32_t axis, int32_t* outValue) const; 27346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 2746d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown virtual bool markSupportedKeyCodes(int32_t deviceId, size_t numCodes, 2756d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown const int32_t* keyCodes, uint8_t* outFlags) const; 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 277b7198743ab3976b30d4655c1e065ca33e372b6afJeff Brown virtual size_t getEvents(int timeoutMillis, RawEvent* buffer, size_t bufferSize); 2781d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 27949754db5a304d995c1cc108ff6f19e4ba4265572Jeff Brown virtual bool hasScanCode(int32_t deviceId, int32_t scanCode) const; 280497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown virtual bool hasLed(int32_t deviceId, int32_t led) const; 281497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown virtual void setLedState(int32_t deviceId, int32_t led, bool on); 282497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 2839065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown virtual void getVirtualKeyDefinitions(int32_t deviceId, 2849065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Vector<VirtualKeyDefinition>& outVirtualKeys) const; 2859065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 2869f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown virtual sp<KeyCharacterMap> getKeyCharacterMap(int32_t deviceId) const; 2876ec6f79e1ac1714e3b837796e99f07ff88f66601Jeff Brown virtual bool setKeyboardLayoutOverlay(int32_t deviceId, const sp<KeyCharacterMap>& map); 2881e08fe90df18930691b0c2ec22e5db25d7fcb4cfJeff Brown 289a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown virtual void vibrate(int32_t deviceId, nsecs_t duration); 290a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown virtual void cancelVibrate(int32_t deviceId); 291a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown 29293fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown virtual void requestReopenDevices(); 29393fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 29493fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown virtual void wake(); 2951a84fd1fb7a51f3fe4f8865e1cdd09f3490f696cJeff Brown 296f2f487183052865d50c004a835360be1728b5a52Jeff Brown virtual void dump(String8& dump); 29789ef0720ee8e0ac6ae1758faa917e4d6c9606fb4Jeff Brown virtual void monitor(); 298f2f487183052865d50c004a835360be1728b5a52Jeff Brown 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectprotected: 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual ~EventHub(); 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30293fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brownprivate: 3039065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown struct Device { 3049065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* next; 3059065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3069f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown int fd; // may be -1 if device is virtual 3079065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown const int32_t id; 3089065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown const String8 path; 3099065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown const InputDeviceIdentifier identifier; 3109065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3119065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown uint32_t classes; 31293fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 31393fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown uint8_t keyBitmask[(KEY_MAX + 1) / 8]; 31493fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown uint8_t absBitmask[(ABS_MAX + 1) / 8]; 31593fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown uint8_t relBitmask[(REL_MAX + 1) / 8]; 31693fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown uint8_t swBitmask[(SW_MAX + 1) / 8]; 31793fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown uint8_t ledBitmask[(LED_MAX + 1) / 8]; 318a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown uint8_t ffBitmask[(FF_MAX + 1) / 8]; 31993fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown uint8_t propBitmask[(INPUT_PROP_MAX + 1) / 8]; 32093fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 3219065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown String8 configurationFile; 3229065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown PropertyMap* configuration; 3239065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown VirtualKeyMap* virtualKeyMap; 3249065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown KeyMap keyMap; 3259065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3266ec6f79e1ac1714e3b837796e99f07ff88f66601Jeff Brown sp<KeyCharacterMap> overlayKeyMap; 3276ec6f79e1ac1714e3b837796e99f07ff88f66601Jeff Brown sp<KeyCharacterMap> combinedKeyMap; 3286ec6f79e1ac1714e3b837796e99f07ff88f66601Jeff Brown 329a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown bool ffEffectPlaying; 330a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown int16_t ffEffectId; // initially -1 331a47425a13c19f95057df78b8bb65bb25657e8753Jeff Brown 3329065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device(int fd, int32_t id, const String8& path, const InputDeviceIdentifier& identifier); 3339065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown ~Device(); 3349065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3359065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown void close(); 3369f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown 3379f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown inline bool isVirtual() const { return fd < 0; } 3384a3862f6b0a8971b6ab5b1c46735b28e7604d0dbJeff Brown 3394a3862f6b0a8971b6ab5b1c46735b28e7604d0dbJeff Brown const sp<KeyCharacterMap>& getKeyCharacterMap() const { 3404a3862f6b0a8971b6ab5b1c46735b28e7604d0dbJeff Brown if (combinedKeyMap != NULL) { 3414a3862f6b0a8971b6ab5b1c46735b28e7604d0dbJeff Brown return combinedKeyMap; 3424a3862f6b0a8971b6ab5b1c46735b28e7604d0dbJeff Brown } 3434a3862f6b0a8971b6ab5b1c46735b28e7604d0dbJeff Brown return keyMap.keyCharacterMap; 3444a3862f6b0a8971b6ab5b1c46735b28e7604d0dbJeff Brown } 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34793fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown status_t openDeviceLocked(const char *devicePath); 3489f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown void createVirtualKeyboardLocked(); 3499f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown void addDeviceLocked(Device* device); 35093fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 3519f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown status_t closeDeviceByPathLocked(const char *devicePath); 35293fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown void closeDeviceLocked(Device* device); 35393fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown void closeAllDevicesLocked(); 35493fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 35593fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown status_t scanDirLocked(const char *dirname); 35693fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown void scanDevicesLocked(); 35793fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown status_t readNotifyLocked(); 35893fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 3599065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* getDeviceLocked(int32_t deviceId) const; 36093fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown Device* getDeviceByPathLocked(const char* devicePath) const; 36193fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 3629065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown bool hasKeycodeLocked(Device* device, int keycode) const; 363497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 36493fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown void loadConfigurationLocked(Device* device); 36593fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown status_t loadVirtualKeyMapLocked(Device* device); 36693fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown status_t loadKeyMapLocked(Device* device); 367497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 36893fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown bool isExternalDeviceLocked(Device* device); 36956194ebec6212e229f4ccdaa4b187166d20013efJeff Brown 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Protect all internal state. 3719065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mutable Mutex mLock; 3729065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3739f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown // The actual id of the built-in keyboard, or NO_BUILT_IN_KEYBOARD if none. 3749065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // EventHub remaps the built-in keyboard to id 0 externally as required by the API. 3759f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown enum { 3769f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown // Must not conflict with any other assigned device ids, including 3779f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown // the virtual keyboard id (-1). 3789f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown NO_BUILT_IN_KEYBOARD = -2, 3799f25b7fdf216c9ef0bd2322cd223eeaf0d60f77fJeff Brown }; 3809065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int32_t mBuiltInKeyboardId; 3819065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3829065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int32_t mNextDeviceId; 3839065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 38493fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown KeyedVector<int32_t, Device*> mDevices; 3859065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3869065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device *mOpeningDevices; 3879065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device *mClosingDevices; 3881d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 3899065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown bool mNeedToSendFinishedDeviceScan; 39093fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown bool mNeedToReopenDevices; 3911a84fd1fb7a51f3fe4f8865e1cdd09f3490f696cJeff Brown bool mNeedToScanDevices; 3921a84fd1fb7a51f3fe4f8865e1cdd09f3490f696cJeff Brown Vector<String8> mExcludedDevices; 3931d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 39493fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown int mEpollFd; 39593fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown int mINotifyFd; 39693fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown int mWakeReadPipeFd; 39793fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown int mWakeWritePipeFd; 39893fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 39993fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown // Ids used for epoll notifications not associated with devices. 40093fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown static const uint32_t EPOLL_ID_INOTIFY = 0x80000001; 40193fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown static const uint32_t EPOLL_ID_WAKE = 0x80000002; 40293fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 40393fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown // Epoll FD list size hint. 40493fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown static const int EPOLL_SIZE_HINT = 8; 40593fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown 40693fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown // Maximum number of signalled FDs to handle at a time. 40793fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown static const int EPOLL_MAX_EVENTS = 16; 408cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown 40993fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown // The array of pending epoll events and the index of the next event to be handled. 41093fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown struct epoll_event mPendingEventItems[EPOLL_MAX_EVENTS]; 41193fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown size_t mPendingEventCount; 41293fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown size_t mPendingEventIndex; 41393fa9b30b91f75ee161d0791ff17f98d1a603812Jeff Brown bool mPendingINotify; 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; // namespace android 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif // _RUNTIME_EVENT_HUB_H 419