19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* //device/libs/android_runtime/android_server_AlarmManagerService.cpp 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Copyright 2006, The Android Open Source Project 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 5dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes** Licensed under the Apache License, Version 2.0 (the "License"); 6dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes** you may not use this file except in compliance with the License. 7dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes** You may obtain a copy of the License at 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 9dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes** http://www.apache.org/licenses/LICENSE-2.0 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 11dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes** Unless required by applicable law or agreed to in writing, software 12dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes** distributed under the License is distributed on an "AS IS" BASIS, 13dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes** See the License for the specific language governing permissions and 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** limitations under the License. 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define LOG_TAG "AlarmManagerService" 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "JNIHelp.h" 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "jni.h" 2225ba5b6564224dceefa086b5c439ef28dad530caMathias Agopian#include <utils/Log.h> 2325ba5b6564224dceefa086b5c439ef28dad530caMathias Agopian#include <utils/misc.h> 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <fcntl.h> 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdio.h> 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <string.h> 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/types.h> 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/socket.h> 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <arpa/inet.h> 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <netinet/in.h> 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdlib.h> 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <errno.h> 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <unistd.h> 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <linux/ioctl.h> 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <linux/android_alarm.h> 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_server_AlarmManagerService_setKernelTimezone(JNIEnv* env, jobject obj, jint fd, jint minswest) 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct timezone tz; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tz.tz_minuteswest = minswest; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tz.tz_dsttime = 0; 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = settimeofday(NULL, &tz); 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (result < 0) { 493762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Unable to set kernel timezone to %d: %s\n", minswest, strerror(errno)); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 525baa3a62a97544669fba6d65a11c07f252e654ddSteve Block ALOGD("Kernel timezone updated to %d minutes west of GMT\n", minswest); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_server_AlarmManagerService_init(JNIEnv* env, jobject obj) 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return open("/dev/alarm", O_RDWR); 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void android_server_AlarmManagerService_close(JNIEnv* env, jobject obj, jint fd) 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project close(fd); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6811c5f1a65d6c495cc60f9f15d408c776baed9f73Jeff Brownstatic void android_server_AlarmManagerService_set(JNIEnv* env, jobject obj, jint fd, jint type, jlong seconds, jlong nanoseconds) 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct timespec ts; 7111c5f1a65d6c495cc60f9f15d408c776baed9f73Jeff Brown ts.tv_sec = seconds; 7211c5f1a65d6c495cc60f9f15d408c776baed9f73Jeff Brown ts.tv_nsec = nanoseconds; 73dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = ioctl(fd, ANDROID_ALARM_SET(type), &ts); 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (result < 0) 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 773762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Unable to set alarm to %lld.%09lld: %s\n", seconds, nanoseconds, strerror(errno)); 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jint android_server_AlarmManagerService_waitForAlarm(JNIEnv* env, jobject obj, jint fd) 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = 0; 84dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project do 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = ioctl(fd, ANDROID_ALARM_WAIT); 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } while (result < 0 && errno == EINTR); 89dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (result < 0) 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 923762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Unable to wait on alarm: %s\n", strerror(errno)); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 95dd66bcbf9d6ef0c50a18d9c4b1b39ce7ef7afcc4Elliott Hughes 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod sMethods[] = { 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* name, signature, funcPtr */ 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"init", "()I", (void*)android_server_AlarmManagerService_init}, 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"close", "(I)V", (void*)android_server_AlarmManagerService_close}, 10311c5f1a65d6c495cc60f9f15d408c776baed9f73Jeff Brown {"set", "(IIJJ)V", (void*)android_server_AlarmManagerService_set}, 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"waitForAlarm", "(I)I", (void*)android_server_AlarmManagerService_waitForAlarm}, 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setKernelTimezone", "(II)I", (void*)android_server_AlarmManagerService_setKernelTimezone}, 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_server_AlarmManagerService(JNIEnv* env) 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return jniRegisterNativeMethods(env, "com/android/server/AlarmManagerService", 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sMethods, NELEM(sMethods)); 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} /* namespace android */ 115