EventHub.cpp revision b4ff35df5c04aec71fce7e90a6d6f9ef7180c2ad
1b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown/* 2b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * Copyright (C) 2005 The Android Open Source Project 3b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * 4b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * Licensed under the Apache License, Version 2.0 (the "License"); 5b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * you may not use this file except in compliance with the License. 6b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * You may obtain a copy of the License at 7b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * 8b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * http://www.apache.org/licenses/LICENSE-2.0 9b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * 10b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * Unless required by applicable law or agreed to in writing, software 11b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * distributed under the License is distributed on an "AS IS" BASIS, 12b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * See the License for the specific language governing permissions and 14b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * limitations under the License. 15b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown */ 16b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// Handle events, like key input and vsync. 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// The goal is to provide an optimized solution for Linux, not an 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// implementation that works well across all platforms. We expect 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// events to arrive on file descriptors, so that we can use a select() 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// select() call to sleep. 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// We can't select() on anything but network sockets in Windows, so we 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// provide an alternative implementation of waitEvent for that platform. 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define LOG_TAG "EventHub" 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//#define LOG_NDEBUG 0 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#include "EventHub.h" 33b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <hardware_legacy/power.h> 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <cutils/properties.h> 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Log.h> 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Timers.h> 393b4062eeb01be33951ba214e027da523cf09f8b1Mathias Agopian#include <utils/threads.h> 403b4062eeb01be33951ba214e027da523cf09f8b1Mathias Agopian#include <utils/Errors.h> 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdlib.h> 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdio.h> 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <unistd.h> 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <fcntl.h> 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <memory.h> 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <errno.h> 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <assert.h> 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 506b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown#include <ui/KeyLayoutMap.h> 519065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown#include <ui/KeyCharacterMap.h> 529065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown#include <ui/VirtualKeyMap.h> 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <string.h> 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdint.h> 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <dirent.h> 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifdef HAVE_INOTIFY 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project# include <sys/inotify.h> 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifdef HAVE_ANDROID_OS 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project# include <sys/limits.h> /* not part of Linux */ 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/poll.h> 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/ioctl.h> 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* this macro is used to tell if "bit" is set in "array" 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it selects a byte from the array, and does a boolean AND 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * operation with a byte that only has the relevant bit set. 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * eg. to check for the 12th bit, we do (array[1] & 1<<4) 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define test_bit(bit, array) (array[bit/8] & (1<<(bit%8))) 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 73fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown/* this macro computes the number of bytes needed to represent a bit array of the specified size */ 74fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown#define sizeof_bit_array(bits) ((bits + 7) / 8) 75fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown 769065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown// Fd at index 0 is always reserved for inotify 779065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown#define FIRST_ACTUAL_DEVICE_INDEX 1 789065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 79f2f487183052865d50c004a835360be1728b5a52Jeff Brown#define INDENT " " 80f2f487183052865d50c004a835360be1728b5a52Jeff Brown#define INDENT2 " " 81f2f487183052865d50c004a835360be1728b5a52Jeff Brown#define INDENT3 " " 82f2f487183052865d50c004a835360be1728b5a52Jeff Brown 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic const char *WAKE_LOCK_ID = "KeyEvents"; 869065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownstatic const char *DEVICE_PATH = "/dev/input"; 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* return the larger integer */ 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic inline int max(int v1, int v2) 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (v1 > v2) ? v1 : v2; 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 94f2f487183052865d50c004a835360be1728b5a52Jeff Brownstatic inline const char* toString(bool value) { 95f2f487183052865d50c004a835360be1728b5a52Jeff Brown return value ? "true" : "false"; 96f2f487183052865d50c004a835360be1728b5a52Jeff Brown} 97f2f487183052865d50c004a835360be1728b5a52Jeff Brown 989065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown// --- EventHub::Device --- 999065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 1009065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff BrownEventHub::Device::Device(int fd, int32_t id, const String8& path, 1019065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown const InputDeviceIdentifier& identifier) : 1029065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown next(NULL), 1039065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown fd(fd), id(id), path(path), identifier(identifier), 1049065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown classes(0), keyBitmask(NULL), configuration(NULL), virtualKeyMap(NULL) { 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1079065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff BrownEventHub::Device::~Device() { 1089065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown close(); 1099065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown delete[] keyBitmask; 11047e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown delete configuration; 1119065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown delete virtualKeyMap; 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1149065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownvoid EventHub::Device::close() { 1159065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (fd >= 0) { 1169065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown ::close(fd); 1179065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown fd = -1; 1189065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } 1199065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown} 1209065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 1219065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 1229065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown// --- EventHub --- 1239065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 1249065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff BrownEventHub::EventHub(void) : 1259065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mError(NO_INIT), mBuiltInKeyboardId(-1), mNextDeviceId(1), 1269065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mOpeningDevices(0), mClosingDevices(0), 1279065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mOpened(false), mNeedToSendFinishedDeviceScan(false), 1289065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mInputBufferIndex(0), mInputBufferCount(0), mInputFdIndex(0) { 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project acquire_wake_lock(PARTIAL_WAKE_LOCK, WAKE_LOCK_ID); 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifdef EV_SW 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memset(mSwitches, 0, sizeof(mSwitches)); 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1359065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff BrownEventHub::~EventHub(void) { 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project release_wake_lock(WAKE_LOCK_ID); 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // we should free stuff here... 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1409065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownstatus_t EventHub::errorCheck() const { 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mError; 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1449065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff BrownString8 EventHub::getDeviceName(int32_t deviceId) const { 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoMutex _l(mLock); 1469065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (device == NULL) return String8(); 1489065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown return device->identifier.name; 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1519065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownuint32_t EventHub::getDeviceClasses(int32_t deviceId) const { 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoMutex _l(mLock); 1539065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (device == NULL) return 0; 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return device->classes; 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15847e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brownvoid EventHub::getConfiguration(int32_t deviceId, PropertyMap* outConfiguration) const { 15947e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown AutoMutex _l(mLock); 1609065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 16147e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown if (device && device->configuration) { 16247e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown *outConfiguration = *device->configuration; 1631f2451007c660091b7b090c1ea332f9044515d2dJeff Brown } else { 1641f2451007c660091b7b090c1ea332f9044515d2dJeff Brown outConfiguration->clear(); 16547e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown } 16647e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown} 16747e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown 1686d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brownstatus_t EventHub::getAbsoluteAxisInfo(int32_t deviceId, int axis, 1696d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown RawAbsoluteAxisInfo* outAxisInfo) const { 1708d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown outAxisInfo->clear(); 1716d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoMutex _l(mLock); 1739065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (device == NULL) return -1; 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct input_absinfo info; 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 178c4554b9a0885ac3713575e91d8d33c5670b52322Jens Gulin if(ioctl(device->fd, EVIOCGABS(axis), &info)) { 1796d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown LOGW("Error reading absolute controller %d for device %s fd %d\n", 1809065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown axis, device->identifier.name.string(), device->fd); 1816d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return -errno; 1826d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 1836d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 1846d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown if (info.minimum != info.maximum) { 1856d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outAxisInfo->valid = true; 1866d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outAxisInfo->minValue = info.minimum; 1876d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outAxisInfo->maxValue = info.maximum; 1886d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outAxisInfo->flat = info.flat; 1896d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outAxisInfo->fuzz = info.fuzz; 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1916d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return OK; 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1946d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brownint32_t EventHub::getScanCodeState(int32_t deviceId, int32_t scanCode) const { 19546b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown if (scanCode >= 0 && scanCode <= KEY_MAX) { 19646b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown AutoMutex _l(mLock); 19746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 1989065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 1996d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown if (device != NULL) { 2006d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return getScanCodeStateLocked(device, scanCode); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 203c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return AKEY_STATE_UNKNOWN; 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2069065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownint32_t EventHub::getScanCodeStateLocked(Device* device, int32_t scanCode) const { 207fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown uint8_t key_bitmask[sizeof_bit_array(KEY_MAX + 1)]; 20846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown memset(key_bitmask, 0, sizeof(key_bitmask)); 209c4554b9a0885ac3713575e91d8d33c5670b52322Jens Gulin if (ioctl(device->fd, 21046b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown EVIOCGKEY(sizeof(key_bitmask)), key_bitmask) >= 0) { 211c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return test_bit(scanCode, key_bitmask) ? AKEY_STATE_DOWN : AKEY_STATE_UP; 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 213c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return AKEY_STATE_UNKNOWN; 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2166d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brownint32_t EventHub::getKeyCodeState(int32_t deviceId, int32_t keyCode) const { 2176d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown AutoMutex _l(mLock); 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2199065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 2206d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown if (device != NULL) { 2216d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return getKeyCodeStateLocked(device, keyCode); 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 223c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return AKEY_STATE_UNKNOWN; 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2269065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownint32_t EventHub::getKeyCodeStateLocked(Device* device, int32_t keyCode) const { 2279065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (!device->keyMap.haveKeyLayout()) { 2286b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown return AKEY_STATE_UNKNOWN; 2296b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown } 2306b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Vector<int32_t> scanCodes; 2329065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->keyMap.keyLayoutMap->findScanCodes(keyCode, &scanCodes); 23346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 234fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown uint8_t key_bitmask[sizeof_bit_array(KEY_MAX + 1)]; 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memset(key_bitmask, 0, sizeof(key_bitmask)); 236c4554b9a0885ac3713575e91d8d33c5670b52322Jens Gulin if (ioctl(device->fd, EVIOCGKEY(sizeof(key_bitmask)), key_bitmask) >= 0) { 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project #if 0 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (size_t i=0; i<=KEY_MAX; i++) { 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGI("(Scan code %d: down=%d)", i, test_bit(i, key_bitmask)); 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project #endif 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const size_t N = scanCodes.size(); 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (size_t i=0; i<N && i<=KEY_MAX; i++) { 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t sc = scanCodes.itemAt(i); 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //LOGI("Code %d: down=%d", sc, test_bit(sc, key_bitmask)); 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (sc >= 0 && sc <= KEY_MAX && test_bit(sc, key_bitmask)) { 247c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return AKEY_STATE_DOWN; 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 250c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return AKEY_STATE_UP; 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 252c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return AKEY_STATE_UNKNOWN; 25346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown} 25446b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 2556d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brownint32_t EventHub::getSwitchState(int32_t deviceId, int32_t sw) const { 25646b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown#ifdef EV_SW 25746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown if (sw >= 0 && sw <= SW_MAX) { 25846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown AutoMutex _l(mLock); 25946b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 2609065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 2616d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown if (device != NULL) { 2626d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return getSwitchStateLocked(device, sw); 26346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown } 26446b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown } 26546b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown#endif 266c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return AKEY_STATE_UNKNOWN; 26746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown} 26846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown 2699065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownint32_t EventHub::getSwitchStateLocked(Device* device, int32_t sw) const { 270fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown uint8_t sw_bitmask[sizeof_bit_array(SW_MAX + 1)]; 27146b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown memset(sw_bitmask, 0, sizeof(sw_bitmask)); 272c4554b9a0885ac3713575e91d8d33c5670b52322Jens Gulin if (ioctl(device->fd, 27346b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown EVIOCGSW(sizeof(sw_bitmask)), sw_bitmask) >= 0) { 274c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return test_bit(sw, sw_bitmask) ? AKEY_STATE_DOWN : AKEY_STATE_UP; 27546b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown } 276c5ed5910c9ef066cec6a13bbb404ec57b1e92637Jeff Brown return AKEY_STATE_UNKNOWN; 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2796d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brownbool EventHub::markSupportedKeyCodes(int32_t deviceId, size_t numCodes, 2806d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown const int32_t* keyCodes, uint8_t* outFlags) const { 2816d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown AutoMutex _l(mLock); 2826d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 2839065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 2846d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown if (device != NULL) { 2856d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return markSupportedKeyCodesLocked(device, numCodes, keyCodes, outFlags); 2866d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 2876d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return false; 2886d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown} 2896d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 2909065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownbool EventHub::markSupportedKeyCodesLocked(Device* device, size_t numCodes, 2916d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown const int32_t* keyCodes, uint8_t* outFlags) const { 2929065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (!device->keyMap.haveKeyLayout() || !device->keyBitmask) { 2936d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return false; 2946d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 2956d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 2966d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown Vector<int32_t> scanCodes; 2976d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown for (size_t codeIndex = 0; codeIndex < numCodes; codeIndex++) { 2986d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown scanCodes.clear(); 2996d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 3009065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown status_t err = device->keyMap.keyLayoutMap->findScanCodes(keyCodes[codeIndex], &scanCodes); 3016d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown if (! err) { 3026d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown // check the possible scan codes identified by the layout map against the 3036d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown // map of codes actually emitted by the driver 3046d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown for (size_t sc = 0; sc < scanCodes.size(); sc++) { 3056d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown if (test_bit(scanCodes[sc], device->keyBitmask)) { 3066d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outFlags[codeIndex] = 1; 3076d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown break; 3086d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 3096d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 3106d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 3116d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 3126d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown return true; 3136d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown} 3146d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 315e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackbornstatus_t EventHub::scancodeToKeycode(int32_t deviceId, int scancode, 316e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn int32_t* outKeycode, uint32_t* outFlags) const 317e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn{ 318e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn AutoMutex _l(mLock); 3199065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 320e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn 3219065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device && device->keyMap.haveKeyLayout()) { 3229065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown status_t err = device->keyMap.keyLayoutMap->map(scancode, outKeycode, outFlags); 323e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn if (err == NO_ERROR) { 324e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn return NO_ERROR; 325e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn } 326e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn } 327e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn 3289065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (mBuiltInKeyboardId != -1) { 3299065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device = getDeviceLocked(mBuiltInKeyboardId); 330e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn 3319065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device && device->keyMap.haveKeyLayout()) { 3329065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown status_t err = device->keyMap.keyLayoutMap->map(scancode, outKeycode, outFlags); 333e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn if (err == NO_ERROR) { 334e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn return NO_ERROR; 335e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn } 336e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn } 337e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn } 338e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn 339e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn *outKeycode = 0; 340e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn *outFlags = 0; 341e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn return NAME_NOT_FOUND; 342e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn} 343e3dd884815b2aaeec4241859722ab603e0b1466bDianne Hackborn 3441d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwoodvoid EventHub::addExcludedDevice(const char* deviceName) 3451d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood{ 346f2f487183052865d50c004a835360be1728b5a52Jeff Brown AutoMutex _l(mLock); 347f2f487183052865d50c004a835360be1728b5a52Jeff Brown 3481d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood String8 name(deviceName); 3491d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood mExcludedDevices.push_back(name); 3501d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood} 3511d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 352497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brownbool EventHub::hasLed(int32_t deviceId, int32_t led) const { 353497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown AutoMutex _l(mLock); 3549065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 355497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown if (device) { 356497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown uint8_t bitmask[sizeof_bit_array(LED_MAX + 1)]; 357497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown memset(bitmask, 0, sizeof(bitmask)); 358497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown if (ioctl(device->fd, EVIOCGBIT(EV_LED, sizeof(bitmask)), bitmask) >= 0) { 359497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown if (test_bit(led, bitmask)) { 360497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown return true; 361497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown } 362497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown } 363497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown } 364497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown return false; 365497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown} 366497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 367497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brownvoid EventHub::setLedState(int32_t deviceId, int32_t led, bool on) { 368497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown AutoMutex _l(mLock); 3699065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 370497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown if (device) { 371497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown struct input_event ev; 372497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown ev.time.tv_sec = 0; 373497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown ev.time.tv_usec = 0; 374497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown ev.type = EV_LED; 375497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown ev.code = led; 376497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown ev.value = on ? 1 : 0; 377497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 378497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown ssize_t nWrite; 379497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown do { 380497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown nWrite = write(device->fd, &ev, sizeof(struct input_event)); 381497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown } while (nWrite == -1 && errno == EINTR); 382497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown } 383497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown} 384497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 3859065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownvoid EventHub::getVirtualKeyDefinitions(int32_t deviceId, 3869065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Vector<VirtualKeyDefinition>& outVirtualKeys) const { 3879065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown outVirtualKeys.clear(); 3889065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3899065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown AutoMutex _l(mLock); 3909065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = getDeviceLocked(deviceId); 3919065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device && device->virtualKeyMap) { 3929065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown outVirtualKeys.appendVector(device->virtualKeyMap->getVirtualKeys()); 3939065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } 3949065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown} 3959065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 3969065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff BrownEventHub::Device* EventHub::getDeviceLocked(int32_t deviceId) const { 3979065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (deviceId == 0) { 3989065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown deviceId = mBuiltInKeyboardId; 3999065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } 4009065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 4019065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown size_t numDevices = mDevices.size(); 4029065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown for (size_t i = FIRST_ACTUAL_DEVICE_INDEX; i < numDevices; i++) { 4039065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = mDevices[i]; 4049065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device->id == deviceId) { 4059065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown return device; 4069065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4119065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownbool EventHub::getEvent(RawEvent* outEvent) { 4126d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->deviceId = 0; 4136d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->type = 0; 4146d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->scanCode = 0; 4156d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->keyCode = 0; 4166d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->flags = 0; 4176d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->value = 0; 4186d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->when = 0; 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Note that we only allow one caller to getEvent(), so don't need 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // to do locking here... only when adding/removing devices. 4221d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 4231d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood if (!mOpened) { 4241d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood mError = openPlatformInput() ? NO_ERROR : UNKNOWN_ERROR; 4251d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood mOpened = true; 4267342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown mNeedToSendFinishedDeviceScan = true; 4271d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood } 4281d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 429cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown for (;;) { 430cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // Report any devices that had last been added/removed. 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mClosingDevices != NULL) { 4329065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = mClosingDevices; 4339065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGV("Reporting device closed: id=%d, name=%s\n", 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project device->id, device->path.string()); 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mClosingDevices = device->next; 4369065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device->id == mBuiltInKeyboardId) { 4376d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->deviceId = 0; 4386d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } else { 4396d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->deviceId = device->id; 4406d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 4416d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->type = DEVICE_REMOVED; 442c3db858de9fa152480b9cf53c8c0cb793a280722Jeff Brown outEvent->when = systemTime(SYSTEM_TIME_MONOTONIC); 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete device; 4447342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown mNeedToSendFinishedDeviceScan = true; 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4476d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOpeningDevices != NULL) { 4499065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = mOpeningDevices; 4509065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGV("Reporting device opened: id=%d, name=%s\n", 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project device->id, device->path.string()); 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOpeningDevices = device->next; 4539065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device->id == mBuiltInKeyboardId) { 4546d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->deviceId = 0; 4556d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } else { 4566d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->deviceId = device->id; 4576d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 4586d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown outEvent->type = DEVICE_ADDED; 459c3db858de9fa152480b9cf53c8c0cb793a280722Jeff Brown outEvent->when = systemTime(SYSTEM_TIME_MONOTONIC); 4607342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown mNeedToSendFinishedDeviceScan = true; 4617342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown return true; 4627342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown } 4637342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown 4647342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown if (mNeedToSendFinishedDeviceScan) { 4657342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown mNeedToSendFinishedDeviceScan = false; 4667342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown outEvent->type = FINISHED_DEVICE_SCAN; 467c3db858de9fa152480b9cf53c8c0cb793a280722Jeff Brown outEvent->when = systemTime(SYSTEM_TIME_MONOTONIC); 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 471cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // Grab the next input event. 472cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown for (;;) { 473cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // Consume buffered input events, if any. 474cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown if (mInputBufferIndex < mInputBufferCount) { 475cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown const struct input_event& iev = mInputBufferData[mInputBufferIndex++]; 4769065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown const Device* device = mDevices[mInputFdIndex]; 477cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown 478cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown LOGV("%s got: t0=%d, t1=%d, type=%d, code=%d, v=%d", device->path.string(), 479cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown (int) iev.time.tv_sec, (int) iev.time.tv_usec, iev.type, iev.code, iev.value); 4809065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device->id == mBuiltInKeyboardId) { 481cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown outEvent->deviceId = 0; 482cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } else { 483cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown outEvent->deviceId = device->id; 484cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } 485cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown outEvent->type = iev.type; 486cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown outEvent->scanCode = iev.code; 4876b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown outEvent->flags = 0; 488cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown if (iev.type == EV_KEY) { 4896b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown outEvent->keyCode = AKEYCODE_UNKNOWN; 4909065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device->keyMap.haveKeyLayout()) { 4919065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown status_t err = device->keyMap.keyLayoutMap->map(iev.code, 4926b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown &outEvent->keyCode, &outEvent->flags); 4936b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown LOGV("iev.code=%d keyCode=%d flags=0x%08x err=%d\n", 4946b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown iev.code, outEvent->keyCode, outEvent->flags, err); 495cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } 496cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } else { 497cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown outEvent->keyCode = iev.code; 498cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } 499cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown outEvent->value = iev.value; 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 501cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // Use an event timestamp in the same timebase as 502cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // java.lang.System.nanoTime() and android.os.SystemClock.uptimeMillis() 503cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // as expected by the rest of the system. 504cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown outEvent->when = systemTime(SYSTEM_TIME_MONOTONIC); 505cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown return true; 506cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 508cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // Finish reading all events from devices identified in previous poll(). 509cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // This code assumes that mInputDeviceIndex is initially 0 and that the 510cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // revents member of pollfd is initialized to 0 when the device is first added. 5119065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Since mFds[0] is used for inotify, we process regular events starting at index 1. 5129065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mInputFdIndex += 1; 5139065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (mInputFdIndex >= mFds.size()) { 514cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown break; 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5179065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown const struct pollfd& pfd = mFds[mInputFdIndex]; 518cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown if (pfd.revents & POLLIN) { 519cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown int32_t readSize = read(pfd.fd, mInputBufferData, 520cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown sizeof(struct input_event) * INPUT_BUFFER_SIZE); 521cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown if (readSize < 0) { 522cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown if (errno != EAGAIN && errno != EINTR) { 523cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown LOGW("could not get event (errno=%d)", errno); 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 525cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } else if ((readSize % sizeof(struct input_event)) != 0) { 526cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown LOGE("could not get event (wrong size: %d)", readSize); 527cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } else { 5289065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mInputBufferCount = size_t(readSize) / sizeof(struct input_event); 529cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown mInputBufferIndex = 0; 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 533cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown 534a9b84229a3e9e0ae15e3e964985fac2314247be2Jeff Brown#if HAVE_INOTIFY 5357342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown // readNotify() will modify mFDs and mFDCount, so this must be done after 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // processing all other events. 5379065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if(mFds[0].revents & POLLIN) { 5389065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown readNotify(mFds[0].fd); 5399065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mFds.editItemAt(0).revents = 0; 540a9b84229a3e9e0ae15e3e964985fac2314247be2Jeff Brown continue; // report added or removed devices immediately 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 542a9b84229a3e9e0ae15e3e964985fac2314247be2Jeff Brown#endif 543a9b84229a3e9e0ae15e3e964985fac2314247be2Jeff Brown 5449065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mInputFdIndex = 0; 545cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown 546cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // Poll for events. Mind the wake lock dance! 547cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // We hold a wake lock at all times except during poll(). This works due to some 548cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // subtle choreography. When a device driver has pending (unread) events, it acquires 549cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // a kernel wake lock. However, once the last pending event has been read, the device 550cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // driver will release the kernel wake lock. To prevent the system from going to sleep 551cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // when this happens, the EventHub holds onto its own user wake lock while the client 552cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // is processing events. Thus the system can only sleep if there are no events 553cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown // pending or currently being processed. 554cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown release_wake_lock(WAKE_LOCK_ID); 555cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown 5569065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int pollResult = poll(mFds.editArray(), mFds.size(), -1); 557cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown 558cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown acquire_wake_lock(PARTIAL_WAKE_LOCK, WAKE_LOCK_ID); 559cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown 560cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown if (pollResult <= 0) { 561cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown if (errno != EINTR) { 562a9b84229a3e9e0ae15e3e964985fac2314247be2Jeff Brown LOGW("poll failed (errno=%d)\n", errno); 563cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown usleep(100000); 564cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } 565cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Open the platform-specific input device. 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5729065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownbool EventHub::openPlatformInput(void) { 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Open platform-specific input device(s). 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5769065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int res, fd; 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifdef HAVE_INOTIFY 5799065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown fd = inotify_init(); 5809065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown res = inotify_add_watch(fd, DEVICE_PATH, IN_DELETE | IN_CREATE); 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(res < 0) { 5829065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGE("could not add watch for %s, %s\n", DEVICE_PATH, strerror(errno)); 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#else 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The code in EventHub::getEvent assumes that mFDs[0] is an inotify fd. 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * We allocate space for it and set it to something invalid. 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5899065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown fd = -1; 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5929065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Reserve fd index 0 for inotify. 5939065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown struct pollfd pollfd; 5949065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown pollfd.fd = fd; 5959065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown pollfd.events = POLLIN; 5969065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown pollfd.revents = 0; 5979065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mFds.push(pollfd); 5989065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mDevices.push(NULL); 5999065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 6009065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown res = scanDir(DEVICE_PATH); 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(res < 0) { 6029065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGE("scan dir failed for %s\n", DEVICE_PATH); 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 610fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brownstatic bool containsNonZeroByte(const uint8_t* array, uint32_t startIndex, uint32_t endIndex) { 611fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown const uint8_t* end = array + endIndex; 612fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown array += startIndex; 613fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown while (array != end) { 614fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown if (*(array++) != 0) { 615fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown return true; 616fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown } 617fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown } 618fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown return false; 619fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown} 620fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown 621fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brownstatic const int32_t GAMEPAD_KEYCODES[] = { 622fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown AKEYCODE_BUTTON_A, AKEYCODE_BUTTON_B, AKEYCODE_BUTTON_C, 623fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown AKEYCODE_BUTTON_X, AKEYCODE_BUTTON_Y, AKEYCODE_BUTTON_Z, 624fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown AKEYCODE_BUTTON_L1, AKEYCODE_BUTTON_R1, 625fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown AKEYCODE_BUTTON_L2, AKEYCODE_BUTTON_R2, 626fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown AKEYCODE_BUTTON_THUMBL, AKEYCODE_BUTTON_THUMBR, 627fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown AKEYCODE_BUTTON_START, AKEYCODE_BUTTON_SELECT, AKEYCODE_BUTTON_MODE 628fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown}; 629fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown 6309065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownint EventHub::openDevice(const char *devicePath) { 6319065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown char buffer[80]; 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6339065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGV("Opening device: %s", devicePath); 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoMutex _l(mLock); 636e6b1bbd8acca3f6e174c24cf4eb23a66db2d08a2Nick Pelly 6379065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int fd = open(devicePath, O_RDWR); 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(fd < 0) { 6399065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGE("could not open %s, %s\n", devicePath, strerror(errno)); 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6439065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown InputDeviceIdentifier identifier; 6449065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 6459065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Get device name. 6469065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if(ioctl(fd, EVIOCGNAME(sizeof(buffer) - 1), &buffer) < 1) { 6479065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown //fprintf(stderr, "could not get device name for %s, %s\n", devicePath, strerror(errno)); 6489065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } else { 6499065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown buffer[sizeof(buffer) - 1] = '\0'; 6509065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown identifier.name.setTo(buffer); 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6539065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Check to see if the device is on our excluded list 6541d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood List<String8>::iterator iter = mExcludedDevices.begin(); 6551d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood List<String8>::iterator end = mExcludedDevices.end(); 6561d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood for ( ; iter != end; iter++) { 65715431a9482cedcfee7f5badc05c436e2c7cc7997Mike Lockwood const char* test = *iter; 6589065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (identifier.name == test) { 6599065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI("ignoring event id %s driver %s\n", devicePath, test); 6601d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood close(fd); 6611d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood return -1; 6621d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood } 6631d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood } 6641d9dfc5dcf459e85cffcb762ffdb9b9a4abbfd67Mike Lockwood 6659065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Get device driver version. 6669065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int driverVersion; 6679065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if(ioctl(fd, EVIOCGVERSION, &driverVersion)) { 6689065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGE("could not get driver version for %s, %s\n", devicePath, strerror(errno)); 669cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown close(fd); 670cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown return -1; 671cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown } 672cc2e717f1d43a836d1abdee06bcb946416d06fd6Jeff Brown 6739065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Get device identifier. 6749065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown struct input_id inputId; 6759065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if(ioctl(fd, EVIOCGID, &inputId)) { 6769065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGE("could not get device input id for %s, %s\n", devicePath, strerror(errno)); 6779065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown close(fd); 6789065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown return -1; 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6809065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown identifier.bus = inputId.bustype; 6819065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown identifier.product = inputId.product; 6829065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown identifier.vendor = inputId.vendor; 6839065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown identifier.version = inputId.version; 6849065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 6859065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Get device physical location. 6869065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if(ioctl(fd, EVIOCGPHYS(sizeof(buffer) - 1), &buffer) < 1) { 6879065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown //fprintf(stderr, "could not get location for %s, %s\n", devicePath, strerror(errno)); 6889065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } else { 6899065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown buffer[sizeof(buffer) - 1] = '\0'; 6909065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown identifier.location.setTo(buffer); 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6939065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Get device unique id. 6949065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if(ioctl(fd, EVIOCGUNIQ(sizeof(buffer) - 1), &buffer) < 1) { 6959065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown //fprintf(stderr, "could not get idstring for %s, %s\n", devicePath, strerror(errno)); 6969065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } else { 6979065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown buffer[sizeof(buffer) - 1] = '\0'; 6989065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown identifier.uniqueId.setTo(buffer); 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7019065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Make file descriptor non-blocking for use with poll(). 7029065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (fcntl(fd, F_SETFL, O_NONBLOCK)) { 7039065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGE("Error %d making device file descriptor non-blocking.", errno); 7049065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown close(fd); 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7079065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 7089065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Allocate device. (The device object takes ownership of the fd at this point.) 7099065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int32_t deviceId = mNextDeviceId++; 7109065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = new Device(fd, deviceId, String8(devicePath), identifier); 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#if 0 7139065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI("add device %d: %s\n", deviceId, devicePath); 7149065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI(" bus: %04x\n" 7159065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown " vendor %04x\n" 7169065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown " product %04x\n" 7179065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown " version %04x\n", 7189065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown identifier.bus, identifier.vendor, identifier.product, identifier.version); 7199065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI(" name: \"%s\"\n", identifier.name.string()); 7209065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI(" location: \"%s\"\n", identifier.location.string()); 7219065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI(" unique id: \"%s\"\n", identifier.uniqueId.string()); 7229065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI(" driver: v%d.%d.%d\n", 7239065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown driverVersion >> 16, (driverVersion >> 8) & 0xff, driverVersion & 0xff); 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 72647e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown // Load the configuration file for the device. 72747e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown loadConfiguration(device); 72847e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown 729fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown // Figure out the kinds of events the device reports. 7300dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn 731fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown uint8_t key_bitmask[sizeof_bit_array(KEY_MAX + 1)]; 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memset(key_bitmask, 0, sizeof(key_bitmask)); 733fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("Getting keys..."); 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(key_bitmask)), key_bitmask) >= 0) { 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //LOGI("MAP\n"); 737fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown //for (int i = 0; i < sizeof(key_bitmask); i++) { 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // LOGI("%d: 0x%02x\n", i, key_bitmask[i]); 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //} 740fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown 741fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown // See if this is a keyboard. Ignore everything in the button range except for 742fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown // gamepads which are also considered keyboards. 743fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown if (containsNonZeroByte(key_bitmask, 0, sizeof_bit_array(BTN_MISC)) 744fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown || containsNonZeroByte(key_bitmask, sizeof_bit_array(BTN_GAMEPAD), 745fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown sizeof_bit_array(BTN_DIGI)) 746fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown || containsNonZeroByte(key_bitmask, sizeof_bit_array(KEY_OK), 747fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown sizeof_bit_array(KEY_MAX + 1))) { 748fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown device->classes |= INPUT_DEVICE_CLASS_KEYBOARD; 749fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown 7500dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn device->keyBitmask = new uint8_t[sizeof(key_bitmask)]; 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (device->keyBitmask != NULL) { 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memcpy(device->keyBitmask, key_bitmask, sizeof(key_bitmask)); 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete device; 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("out of memory allocating key bitmask"); 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7600dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn 76183c09685f2e62bc3cf7e71bc61d903f4b9ccaeb4Jeff Brown // See if this is a cursor device such as a trackball or mouse. 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (test_bit(BTN_MOUSE, key_bitmask)) { 763fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown uint8_t rel_bitmask[sizeof_bit_array(REL_MAX + 1)]; 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memset(rel_bitmask, 0, sizeof(rel_bitmask)); 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGV("Getting relative controllers..."); 766fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown if (ioctl(fd, EVIOCGBIT(EV_REL, sizeof(rel_bitmask)), rel_bitmask) >= 0) { 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (test_bit(REL_X, rel_bitmask) && test_bit(REL_Y, rel_bitmask)) { 76883c09685f2e62bc3cf7e71bc61d903f4b9ccaeb4Jeff Brown device->classes |= INPUT_DEVICE_CLASS_CURSOR; 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 772fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown 773fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown // See if this is a touch pad. 774fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown uint8_t abs_bitmask[sizeof_bit_array(ABS_MAX + 1)]; 7750dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn memset(abs_bitmask, 0, sizeof(abs_bitmask)); 7760dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn LOGV("Getting absolute controllers..."); 777fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown if (ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(abs_bitmask)), abs_bitmask) >= 0) { 778fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown // Is this a new modern multi-touch driver? 7798d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (test_bit(ABS_MT_POSITION_X, abs_bitmask) 780fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown && test_bit(ABS_MT_POSITION_Y, abs_bitmask)) { 781fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown device->classes |= INPUT_DEVICE_CLASS_TOUCHSCREEN | INPUT_DEVICE_CLASS_TOUCHSCREEN_MT; 782fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown 783fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown // Is this an old style single-touch driver? 784fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown } else if (test_bit(BTN_TOUCH, key_bitmask) 785fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown && test_bit(ABS_X, abs_bitmask) && test_bit(ABS_Y, abs_bitmask)) { 786fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown device->classes |= INPUT_DEVICE_CLASS_TOUCHSCREEN; 787fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown } 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifdef EV_SW 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // figure out the switches this device reports 792fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown uint8_t sw_bitmask[sizeof_bit_array(SW_MAX + 1)]; 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memset(sw_bitmask, 0, sizeof(sw_bitmask)); 7946d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown bool hasSwitches = false; 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ioctl(fd, EVIOCGBIT(EV_SW, sizeof(sw_bitmask)), sw_bitmask) >= 0) { 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<EV_SW; i++) { 7979065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown //LOGI("Device %d sw %d: has=%d", device->id, i, test_bit(i, sw_bitmask)); 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (test_bit(i, sw_bitmask)) { 7996d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown hasSwitches = true; 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSwitches[i] == 0) { 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSwitches[i] = device->id; 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8066d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown if (hasSwitches) { 8076d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown device->classes |= INPUT_DEVICE_CLASS_SWITCH; 8086d0fec2de3601821f4f44eeb7d7deedebb2b7117Jeff Brown } 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8119065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if ((device->classes & INPUT_DEVICE_CLASS_TOUCHSCREEN)) { 8129065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Load the virtual keys for the touch screen, if any. 8139065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // We do this now so that we can make sure to load the keymap if necessary. 8149065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown status_t status = loadVirtualKeyMap(device); 8159065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (!status) { 8169065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->classes |= INPUT_DEVICE_CLASS_KEYBOARD; 817497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown } 8189065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } 8199065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 8209065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if ((device->classes & INPUT_DEVICE_CLASS_KEYBOARD) != 0) { 8219065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Load the keymap for the device. 8229065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown status_t status = loadKeyMap(device); 8239065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 8249065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Set system properties for the keyboard. 825497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown setKeyboardProperties(device, false); 826497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 8279065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // Register the keyboard as a built-in keyboard if it is eligible. 8289065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (!status 8299065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown && mBuiltInKeyboardId == -1 8309065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown && isEligibleBuiltInKeyboard(device->identifier, 8319065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->configuration, &device->keyMap)) { 8329065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mBuiltInKeyboardId = device->id; 8339065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown setKeyboardProperties(device, true); 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8360dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn // 'Q' key support = cheap test of whether this is an alpha-capable kbd 837f2f487183052865d50c004a835360be1728b5a52Jeff Brown if (hasKeycodeLocked(device, AKEYCODE_Q)) { 83846b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown device->classes |= INPUT_DEVICE_CLASS_ALPHAKEY; 8390dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn } 840497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 841fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown // See if this device has a DPAD. 842f2f487183052865d50c004a835360be1728b5a52Jeff Brown if (hasKeycodeLocked(device, AKEYCODE_DPAD_UP) && 843f2f487183052865d50c004a835360be1728b5a52Jeff Brown hasKeycodeLocked(device, AKEYCODE_DPAD_DOWN) && 844f2f487183052865d50c004a835360be1728b5a52Jeff Brown hasKeycodeLocked(device, AKEYCODE_DPAD_LEFT) && 845f2f487183052865d50c004a835360be1728b5a52Jeff Brown hasKeycodeLocked(device, AKEYCODE_DPAD_RIGHT) && 846f2f487183052865d50c004a835360be1728b5a52Jeff Brown hasKeycodeLocked(device, AKEYCODE_DPAD_CENTER)) { 84746b9ac0ae2162309774a7478cd9d4e578747bfc2Jeff Brown device->classes |= INPUT_DEVICE_CLASS_DPAD; 8480dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn } 849497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 850fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown // See if this device has a gamepad. 8511d79a9d9f85f932a1fd6dcddba335450b65ba4e6Kenny Root for (size_t i = 0; i < sizeof(GAMEPAD_KEYCODES)/sizeof(GAMEPAD_KEYCODES[0]); i++) { 852f2f487183052865d50c004a835360be1728b5a52Jeff Brown if (hasKeycodeLocked(device, GAMEPAD_KEYCODES[i])) { 853fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown device->classes |= INPUT_DEVICE_CLASS_GAMEPAD; 854fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown break; 855fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown } 856fd03582995e0fce963dd0fa0669e3211b74c0dd7Jeff Brown } 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 859aeb00c409d1ead2a3cb0f3d98b78de80adeec52bSean McNeil // If the device isn't recognized as something we handle, don't monitor it. 860aeb00c409d1ead2a3cb0f3d98b78de80adeec52bSean McNeil if (device->classes == 0) { 8619065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGV("Dropping device: id=%d, path='%s', name='%s'", 8629065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown deviceId, devicePath, device->identifier.name.string()); 863aeb00c409d1ead2a3cb0f3d98b78de80adeec52bSean McNeil delete device; 864aeb00c409d1ead2a3cb0f3d98b78de80adeec52bSean McNeil return -1; 865aeb00c409d1ead2a3cb0f3d98b78de80adeec52bSean McNeil } 866aeb00c409d1ead2a3cb0f3d98b78de80adeec52bSean McNeil 8679065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI("New device: id=%d, fd=%d, path='%s', name='%s', classes=0x%x, " 8689065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown "configuration='%s', keyLayout='%s', keyCharacterMap='%s', builtinKeyboard=%s", 8699065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown deviceId, fd, devicePath, device->identifier.name.string(), 8709065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->classes, 8719065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->configurationFile.string(), 8729065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->keyMap.keyLayoutFile.string(), 8739065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->keyMap.keyCharacterMapFile.string(), 8749065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown toString(mBuiltInKeyboardId == deviceId)); 8759065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 8769065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown struct pollfd pollfd; 8779065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown pollfd.fd = fd; 8789065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown pollfd.events = POLLIN; 8799065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown pollfd.revents = 0; 8809065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mFds.push(pollfd); 8819065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mDevices.push(device); 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project device->next = mOpeningDevices; 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOpeningDevices = device; 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8889065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownvoid EventHub::loadConfiguration(Device* device) { 8899065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->configurationFile = getInputDeviceConfigurationFilePathByDeviceIdentifier( 8909065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->identifier, INPUT_DEVICE_CONFIGURATION_FILE_TYPE_CONFIGURATION); 89147e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown if (device->configurationFile.isEmpty()) { 8929065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGD("No input device configuration file found for device '%s'.", 8939065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->identifier.name.string()); 89447e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown } else { 89547e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown status_t status = PropertyMap::load(device->configurationFile, 89647e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown &device->configuration); 89747e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown if (status) { 8989065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGE("Error loading input device configuration file for device '%s'. " 8999065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown "Using default configuration.", 9009065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->identifier.name.string()); 90147e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown } 90247e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown } 90347e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown} 90447e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown 9059065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownstatus_t EventHub::loadVirtualKeyMap(Device* device) { 9069065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown // The virtual key map is supplied by the kernel as a system board property file. 9079065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown String8 path; 9089065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown path.append("/sys/board_properties/virtualkeys."); 9099065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown path.append(device->identifier.name); 9109065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (access(path.string(), R_OK)) { 9119065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown return NAME_NOT_FOUND; 9129065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown } 9139065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown return VirtualKeyMap::load(path, &device->virtualKeyMap); 914497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown} 915497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 9169065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownstatus_t EventHub::loadKeyMap(Device* device) { 9179065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown return device->keyMap.load(device->identifier, device->configuration); 918497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown} 919497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 9209065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownvoid EventHub::setKeyboardProperties(Device* device, bool builtInKeyboard) { 9219065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int32_t id = builtInKeyboard ? 0 : device->id; 9229065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown android::setKeyboardProperties(id, device->identifier, 9239065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->keyMap.keyLayoutFile, device->keyMap.keyCharacterMapFile); 9249065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown} 9259065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 9269065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownvoid EventHub::clearKeyboardProperties(Device* device, bool builtInKeyboard) { 9279065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown int32_t id = builtInKeyboard ? 0 : device->id; 9286b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown android::clearKeyboardProperties(id); 929497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown} 930497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown 9319065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownbool EventHub::hasKeycodeLocked(Device* device, int keycode) const { 9329065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (!device->keyMap.haveKeyLayout() || !device->keyBitmask) { 9330dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn return false; 9340dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn } 9350dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn 9360dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn Vector<int32_t> scanCodes; 9379065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->keyMap.keyLayoutMap->findScanCodes(keycode, &scanCodes); 9380dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn const size_t N = scanCodes.size(); 9390dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn for (size_t i=0; i<N && i<=KEY_MAX; i++) { 9400dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn int32_t sc = scanCodes.itemAt(i); 9410dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn if (sc >= 0 && sc <= KEY_MAX && test_bit(sc, device->keyBitmask)) { 9420dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn return true; 9430dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn } 9440dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn } 9450dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn 9460dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn return false; 9470dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn} 9480dd7cb4b4ef86eb7d4e837b1948501da66adeebeDianne Hackborn 9499065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brownint EventHub::closeDevice(const char *devicePath) { 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoMutex _l(mLock); 9517342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown 9529065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown for (size_t i = FIRST_ACTUAL_DEVICE_INDEX; i < mDevices.size(); i++) { 9539065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown Device* device = mDevices[i]; 9549065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device->path == devicePath) { 9559065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGI("Removed device: path=%s name=%s id=%d fd=%d classes=0x%x\n", 9569065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->path.string(), device->identifier.name.string(), device->id, 9579065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->fd, device->classes); 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifdef EV_SW 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int j=0; j<EV_SW; j++) { 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSwitches[j] == device->id) { 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSwitches[j] = 0; 9639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9679065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (device->id == mBuiltInKeyboardId) { 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGW("built-in keyboard device %s (id=%d) is closing! the apps will not like this", 9699065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->path.string(), mBuiltInKeyboardId); 9709065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mBuiltInKeyboardId = -1; 971497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown clearKeyboardProperties(device, true); 9729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 973497a92cc5ba2176b8a8484b0a7da040eac0e887bJeff Brown clearKeyboardProperties(device, false); 9749065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 9759065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mFds.removeAt(i); 9769065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mDevices.removeAt(i); 9779065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->close(); 9789065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown 9799065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->next = mClosingDevices; 9809065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown mClosingDevices = device; 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 9829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9849065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown LOGE("remove device: %s not found\n", devicePath); 9859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 9869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 9879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9887342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brownint EventHub::readNotify(int nfd) { 9899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifdef HAVE_INOTIFY 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int res; 9919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char devname[PATH_MAX]; 9929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char *filename; 9939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char event_buf[512]; 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int event_size; 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int event_pos = 0; 9969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct inotify_event *event; 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9987342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown LOGV("EventHub::readNotify nfd: %d\n", nfd); 9999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project res = read(nfd, event_buf, sizeof(event_buf)); 10009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(res < (int)sizeof(*event)) { 10019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(errno == EINTR) 10029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 10039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGW("could not get event, %s\n", strerror(errno)); 10049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 1; 10059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //printf("got %d bytes of event information\n", res); 10079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10089065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown strcpy(devname, DEVICE_PATH); 10099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project filename = devname + strlen(devname); 10109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *filename++ = '/'; 10119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while(res >= (int)sizeof(*event)) { 10139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project event = (struct inotify_event *)(event_buf + event_pos); 10149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //printf("%d: %08x \"%s\"\n", event->wd, event->mask, event->len ? event->name : ""); 10159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(event->len) { 10169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project strcpy(filename, event->name); 10179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(event->mask & IN_CREATE) { 10187342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown openDevice(devname); 10199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else { 10217342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown closeDevice(devname); 10229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project event_size = sizeof(*event) + event->len; 10259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project res -= event_size; 10269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project event_pos += event_size; 10279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 10299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 10309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 10319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10327342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brownint EventHub::scanDir(const char *dirname) 10339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 10349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char devname[PATH_MAX]; 10359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char *filename; 10369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DIR *dir; 10379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct dirent *de; 10389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dir = opendir(dirname); 10399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(dir == NULL) 10409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 10419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project strcpy(devname, dirname); 10429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project filename = devname + strlen(devname); 10439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *filename++ = '/'; 10449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while((de = readdir(dir))) { 10459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(de->d_name[0] == '.' && 10469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (de->d_name[1] == '\0' || 10479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (de->d_name[1] == '.' && de->d_name[2] == '\0'))) 10489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 10499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project strcpy(filename, de->d_name); 10507342bb9693f480f6c713b4a4f82a9ad9131cd667Jeff Brown openDevice(devname); 10519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project closedir(dir); 10539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 10549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 10559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1056f2f487183052865d50c004a835360be1728b5a52Jeff Brownvoid EventHub::dump(String8& dump) { 1057f2f487183052865d50c004a835360be1728b5a52Jeff Brown dump.append("Event Hub State:\n"); 1058f2f487183052865d50c004a835360be1728b5a52Jeff Brown 1059f2f487183052865d50c004a835360be1728b5a52Jeff Brown { // acquire lock 1060f2f487183052865d50c004a835360be1728b5a52Jeff Brown AutoMutex _l(mLock); 1061f2f487183052865d50c004a835360be1728b5a52Jeff Brown 10629065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown dump.appendFormat(INDENT "BuiltInKeyboardId: %d\n", mBuiltInKeyboardId); 1063f2f487183052865d50c004a835360be1728b5a52Jeff Brown 1064f2f487183052865d50c004a835360be1728b5a52Jeff Brown dump.append(INDENT "Devices:\n"); 1065f2f487183052865d50c004a835360be1728b5a52Jeff Brown 10669065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown for (size_t i = FIRST_ACTUAL_DEVICE_INDEX; i < mDevices.size(); i++) { 10679065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown const Device* device = mDevices[i]; 1068f2f487183052865d50c004a835360be1728b5a52Jeff Brown if (device) { 10699065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown if (mBuiltInKeyboardId == device->id) { 10709065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown dump.appendFormat(INDENT2 "%d: %s (aka device 0 - built-in keyboard)\n", 10719065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->id, device->identifier.name.string()); 1072f2f487183052865d50c004a835360be1728b5a52Jeff Brown } else { 10739065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown dump.appendFormat(INDENT2 "%d: %s\n", device->id, 10749065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->identifier.name.string()); 1075f2f487183052865d50c004a835360be1728b5a52Jeff Brown } 1076f2f487183052865d50c004a835360be1728b5a52Jeff Brown dump.appendFormat(INDENT3 "Classes: 0x%08x\n", device->classes); 1077f2f487183052865d50c004a835360be1728b5a52Jeff Brown dump.appendFormat(INDENT3 "Path: %s\n", device->path.string()); 10789065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown dump.appendFormat(INDENT3 "Location: %s\n", device->identifier.location.string()); 10799065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown dump.appendFormat(INDENT3 "UniqueId: %s\n", device->identifier.uniqueId.string()); 10809065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown dump.appendFormat(INDENT3 "Identifier: bus=0x%04x, vendor=0x%04x, " 10819065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown "product=0x%04x, version=0x%04x\n", 10829065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->identifier.bus, device->identifier.vendor, 10839065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->identifier.product, device->identifier.version); 10846b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown dump.appendFormat(INDENT3 "KeyLayoutFile: %s\n", 10859065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->keyMap.keyLayoutFile.string()); 10866b53e8daa69cba1a2a5a7c95a01e37ce9c53226cJeff Brown dump.appendFormat(INDENT3 "KeyCharacterMapFile: %s\n", 10879065504a63d6bf37bf621191fda1d1fe4da76ee3Jeff Brown device->keyMap.keyCharacterMapFile.string()); 108847e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown dump.appendFormat(INDENT3 "ConfigurationFile: %s\n", 108947e6b1b5eef8ee99872f278f66bc498c4fcca0d8Jeff Brown device->configurationFile.string()); 1090f2f487183052865d50c004a835360be1728b5a52Jeff Brown } 1091f2f487183052865d50c004a835360be1728b5a52Jeff Brown } 1092f2f487183052865d50c004a835360be1728b5a52Jeff Brown } // release lock 1093f2f487183052865d50c004a835360be1728b5a52Jeff Brown} 1094f2f487183052865d50c004a835360be1728b5a52Jeff Brown 10959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; // namespace android 1096