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Diffstat (limited to 'services/jni/com_android_server_PowerManagerService.cpp')
-rw-r--r--services/jni/com_android_server_PowerManagerService.cpp272
1 files changed, 0 insertions, 272 deletions
diff --git a/services/jni/com_android_server_PowerManagerService.cpp b/services/jni/com_android_server_PowerManagerService.cpp
deleted file mode 100644
index 0904bdd..0000000
--- a/services/jni/com_android_server_PowerManagerService.cpp
+++ /dev/null
@@ -1,272 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "PowerManagerService-JNI"
-
-//#define LOG_NDEBUG 0
-
-#include "JNIHelp.h"
-#include "jni.h"
-
-#include <limits.h>
-
-#include <android_runtime/AndroidRuntime.h>
-#include <gui/ISurfaceComposer.h>
-#include <utils/Timers.h>
-#include <utils/misc.h>
-#include <utils/String8.h>
-#include <hardware/power.h>
-#include <hardware_legacy/power.h>
-#include <cutils/android_reboot.h>
-#include <suspend/autosuspend.h>
-
-#include <private/gui/ComposerService.h>
-
-#include "com_android_server_PowerManagerService.h"
-
-namespace android {
-
-// ----------------------------------------------------------------------------
-
-static struct {
- jmethodID goToSleep;
- jmethodID userActivity;
-} gPowerManagerServiceClassInfo;
-
-// ----------------------------------------------------------------------------
-
-static jobject gPowerManagerServiceObj;
-static struct power_module* gPowerModule;
-
-static Mutex gPowerManagerLock;
-static bool gScreenOn;
-static bool gScreenBright;
-
-static nsecs_t gLastEventTime[POWER_MANAGER_LAST_EVENT + 1];
-
-// Throttling interval for user activity calls.
-static const nsecs_t MIN_TIME_BETWEEN_USERACTIVITIES = 500 * 1000000L; // 500ms
-
-// ----------------------------------------------------------------------------
-
-static bool checkAndClearExceptionFromCallback(JNIEnv* env, const char* methodName) {
- if (env->ExceptionCheck()) {
- ALOGE("An exception was thrown by callback '%s'.", methodName);
- LOGE_EX(env);
- env->ExceptionClear();
- return true;
- }
- return false;
-}
-
-bool android_server_PowerManagerService_isScreenOn() {
- AutoMutex _l(gPowerManagerLock);
- return gScreenOn;
-}
-
-bool android_server_PowerManagerService_isScreenBright() {
- AutoMutex _l(gPowerManagerLock);
- return gScreenBright;
-}
-
-void android_server_PowerManagerService_userActivity(nsecs_t eventTime, int32_t eventType) {
- // Tell the power HAL when user activity occurs.
- if (gPowerModule && gPowerModule->powerHint) {
- gPowerModule->powerHint(gPowerModule, POWER_HINT_INTERACTION, NULL);
- }
-
- if (gPowerManagerServiceObj) {
- // Throttle calls into user activity by event type.
- // We're a little conservative about argument checking here in case the caller
- // passes in bad data which could corrupt system state.
- if (eventType >= 0 && eventType <= POWER_MANAGER_LAST_EVENT) {
- nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC);
- if (eventTime > now) {
- eventTime = now;
- }
-
- if (gLastEventTime[eventType] + MIN_TIME_BETWEEN_USERACTIVITIES > eventTime) {
- return;
- }
- gLastEventTime[eventType] = eventTime;
- }
-
- JNIEnv* env = AndroidRuntime::getJNIEnv();
-
- env->CallVoidMethod(gPowerManagerServiceObj, gPowerManagerServiceClassInfo.userActivity,
- nanoseconds_to_milliseconds(eventTime), false, eventType, false);
- checkAndClearExceptionFromCallback(env, "userActivity");
- }
-}
-
-void android_server_PowerManagerService_goToSleep(nsecs_t eventTime) {
- if (gPowerManagerServiceObj) {
- JNIEnv* env = AndroidRuntime::getJNIEnv();
-
- env->CallVoidMethod(gPowerManagerServiceObj, gPowerManagerServiceClassInfo.goToSleep,
- nanoseconds_to_milliseconds(eventTime));
- checkAndClearExceptionFromCallback(env, "goToSleep");
- }
-}
-
-// ----------------------------------------------------------------------------
-
-static void nativeInit(JNIEnv* env, jobject obj) {
- gPowerManagerServiceObj = env->NewGlobalRef(obj);
-
- status_t err = hw_get_module(POWER_HARDWARE_MODULE_ID,
- (hw_module_t const**)&gPowerModule);
- if (!err) {
- gPowerModule->init(gPowerModule);
- } else {
- ALOGE("Couldn't load %s module (%s)", POWER_HARDWARE_MODULE_ID, strerror(-err));
- }
-}
-
-static void nativeSetPowerState(JNIEnv* env,
- jobject serviceObj, jboolean screenOn, jboolean screenBright) {
- AutoMutex _l(gPowerManagerLock);
- gScreenOn = screenOn;
- gScreenBright = screenBright;
-}
-
-static void nativeStartSurfaceFlingerAnimation(JNIEnv* env,
- jobject obj, jint mode) {
- sp<ISurfaceComposer> s(ComposerService::getComposerService());
- s->turnElectronBeamOff(mode);
-}
-
-static void nativeAcquireWakeLock(JNIEnv *env, jobject clazz, jint lock, jstring idObj) {
- if (idObj == NULL) {
- jniThrowNullPointerException(env, "id is null");
- return;
- }
-
- const char *id = env->GetStringUTFChars(idObj, NULL);
-
- acquire_wake_lock(lock, id);
-
- env->ReleaseStringUTFChars(idObj, id);
-}
-
-static void nativeReleaseWakeLock(JNIEnv *env, jobject clazz, jstring idObj) {
- if (idObj == NULL) {
- jniThrowNullPointerException(env, "id is null");
- return ;
- }
-
- const char *id = env->GetStringUTFChars(idObj, NULL);
-
- release_wake_lock(id);
-
- env->ReleaseStringUTFChars(idObj, id);
-
-}
-
-static int nativeSetScreenState(JNIEnv *env, jobject clazz, jboolean on) {
- if (on) {
- autosuspend_disable();
- if (gPowerModule) {
- gPowerModule->setInteractive(gPowerModule, true);
- }
- } else {
- if (gPowerModule) {
- gPowerModule->setInteractive(gPowerModule, false);
- }
- autosuspend_enable();
- }
-
- return 0;
-}
-
-static void nativeShutdown(JNIEnv *env, jobject clazz) {
- android_reboot(ANDROID_RB_POWEROFF, 0, 0);
-}
-
-static void nativeReboot(JNIEnv *env, jobject clazz, jstring reason) {
- if (reason == NULL) {
- android_reboot(ANDROID_RB_RESTART, 0, 0);
- } else {
- const char *chars = env->GetStringUTFChars(reason, NULL);
- android_reboot(ANDROID_RB_RESTART2, 0, (char *) chars);
- env->ReleaseStringUTFChars(reason, chars); // In case it fails.
- }
- jniThrowIOException(env, errno);
-}
-
-
-// ----------------------------------------------------------------------------
-
-static JNINativeMethod gPowerManagerServiceMethods[] = {
- /* name, signature, funcPtr */
- { "nativeInit", "()V",
- (void*) nativeInit },
- { "nativeSetPowerState", "(ZZ)V",
- (void*) nativeSetPowerState },
- { "nativeStartSurfaceFlingerAnimation", "(I)V",
- (void*) nativeStartSurfaceFlingerAnimation },
- { "nativeAcquireWakeLock", "(ILjava/lang/String;)V",
- (void*) nativeAcquireWakeLock },
- { "nativeReleaseWakeLock", "(Ljava/lang/String;)V",
- (void*) nativeReleaseWakeLock },
- { "nativeSetScreenState", "(Z)I",
- (void*) nativeSetScreenState },
- { "nativeShutdown", "()V",
- (void*) nativeShutdown },
- { "nativeReboot", "(Ljava/lang/String;)V",
- (void*) nativeReboot },
-};
-
-#define FIND_CLASS(var, className) \
- var = env->FindClass(className); \
- LOG_FATAL_IF(! var, "Unable to find class " className);
-
-#define GET_METHOD_ID(var, clazz, methodName, methodDescriptor) \
- var = env->GetMethodID(clazz, methodName, methodDescriptor); \
- LOG_FATAL_IF(! var, "Unable to find method " methodName);
-
-#define GET_FIELD_ID(var, clazz, fieldName, fieldDescriptor) \
- var = env->GetFieldID(clazz, fieldName, fieldDescriptor); \
- LOG_FATAL_IF(! var, "Unable to find field " fieldName);
-
-int register_android_server_PowerManagerService(JNIEnv* env) {
- int res = jniRegisterNativeMethods(env, "com/android/server/PowerManagerService",
- gPowerManagerServiceMethods, NELEM(gPowerManagerServiceMethods));
- LOG_FATAL_IF(res < 0, "Unable to register native methods.");
-
- // Callbacks
-
- jclass clazz;
- FIND_CLASS(clazz, "com/android/server/PowerManagerService");
-
- GET_METHOD_ID(gPowerManagerServiceClassInfo.goToSleep, clazz,
- "goToSleep", "(J)V");
-
- GET_METHOD_ID(gPowerManagerServiceClassInfo.userActivity, clazz,
- "userActivity", "(JZIZ)V");
-
- // Initialize
- for (int i = 0; i < POWER_MANAGER_LAST_EVENT; i++) {
- gLastEventTime[i] = LLONG_MIN;
- }
- gScreenOn = true;
- gScreenBright = true;
- gPowerManagerServiceObj = NULL;
- gPowerModule = NULL;
- return 0;
-}
-
-} /* namespace android */
generated by cgit v1.1 at 2025-08-04 08:30:22 +0000