init.c revision a866695ebe3a396a0ec411c0f99e0921c74c0fd2
14f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* 24f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 34f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * 44f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 54f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * you may not use this file except in compliance with the License. 64f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * You may obtain a copy of the License at 74f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * 84f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 94f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * 104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * See the License for the specific language governing permissions and 144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * limitations under the License. 154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <stdio.h> 184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <stdlib.h> 194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <string.h> 204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <unistd.h> 214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <fcntl.h> 224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <ctype.h> 234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <signal.h> 244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/wait.h> 254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/mount.h> 264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/stat.h> 274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/poll.h> 284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <time.h> 294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <errno.h> 304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <stdarg.h> 314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <mtd/mtd-user.h> 324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/types.h> 334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/socket.h> 344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/un.h> 354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/reboot.h> 364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <cutils/sockets.h> 384e221f0077373b37ca70e862eface2987557295bSan Mehat#include <cutils/iosched_policy.h> 394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <termios.h> 404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/system_properties.h> 424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "devices.h" 444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "init.h" 454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "property_service.h" 4635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project#include "bootchart.h" 47a866695ebe3a396a0ec411c0f99e0921c74c0fd2Colin Cross#include "keychords.h" 484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int property_triggers_enabled = 0; 504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int bootchart_count; 534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char console[32]; 564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char serialno[32]; 574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char bootmode[32]; 584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char baseband[32]; 594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char carrier[32]; 604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char bootloader[32]; 614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char hardware[32]; 624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic unsigned revision = 0; 634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char qemu[32]; 644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void notify_service_state(const char *name, const char *state) 664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char pname[PROP_NAME_MAX]; 684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int len = strlen(name); 694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((len + 10) > PROP_NAME_MAX) 704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(pname, sizeof(pname), "init.svc.%s", name); 724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set(pname, state); 734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int have_console; 764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic char *console_name = "/dev/console"; 774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic time_t process_needs_restart; 784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic const char *ENV[32]; 804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* add_environment - add "key=value" to the current environment */ 824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint add_environment(const char *key, const char *val) 834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n; 854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; n < 31; n++) { 874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!ENV[n]) { 884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project size_t len = strlen(key) + strlen(val) + 2; 894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *entry = malloc(len); 904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(entry, len, "%s=%s", key, val); 914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ENV[n] = entry; 924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 1; 974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void zap_stdio(void) 1004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 1024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/null", O_RDWR); 1034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 0); 1044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 1); 1054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 2); 1064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 1074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void open_console() 1104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 1124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((fd = open(console_name, O_RDWR)) < 0) { 1134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/null", O_RDWR); 1144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 0); 1164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 1); 1174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 2); 1184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 1194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* 1224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * gettime() - returns the time in seconds of the system's monotonic clock or 1234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * zero on error. 1244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 1254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic time_t gettime(void) 1264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct timespec ts; 1284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int ret; 1294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = clock_gettime(CLOCK_MONOTONIC, &ts); 1314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ret < 0) { 1324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("clock_gettime(CLOCK_MONOTONIC) failed: %s\n", strerror(errno)); 1334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ts.tv_sec; 1374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void publish_socket(const char *name, int fd) 1404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char key[64] = ANDROID_SOCKET_ENV_PREFIX; 1424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char val[64]; 1434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(key + sizeof(ANDROID_SOCKET_ENV_PREFIX) - 1, 1454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project name, 1464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project sizeof(key) - sizeof(ANDROID_SOCKET_ENV_PREFIX)); 1474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(val, sizeof(val), "%d", fd); 1484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(key, val); 1494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* make sure we don't close-on-exec */ 1514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fcntl(fd, F_SETFD, 0); 1524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 154f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehatvoid service_start(struct service *svc, const char *dynamic_args) 1554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct stat s; 1574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project pid_t pid; 1584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int needs_console; 1594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n; 1604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* starting a service removes it from the disabled 1624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * state and immediately takes it out of the restarting 1634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * state if it was in there 1644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 1654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags &= (~(SVC_DISABLED|SVC_RESTARTING)); 1664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->time_started = 0; 1674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* running processes require no additional work -- if 1694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * they're in the process of exiting, we've ensured 1704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * that they will immediately restart on exit, unless 1714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * they are ONESHOT 1724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 1734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->flags & SVC_RUNNING) { 1744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project needs_console = (svc->flags & SVC_CONSOLE) ? 1 : 0; 1784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (needs_console && (!have_console)) { 1794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("service '%s' requires console\n", svc->name); 1804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_DISABLED; 1814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (stat(svc->args[0], &s) != 0) { 1854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("cannot find '%s', disabling '%s'\n", svc->args[0], svc->name); 1864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_DISABLED; 1874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 1884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 190f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if ((!(svc->flags & SVC_ONESHOT)) && dynamic_args) { 191d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat ERROR("service '%s' must be one-shot to use dynamic args, disabling\n", 192d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat svc->args[0]); 193f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat svc->flags |= SVC_DISABLED; 194f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat return; 195f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 196f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 1974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project NOTICE("starting '%s'\n", svc->name); 1984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project pid = fork(); 2004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (pid == 0) { 2024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct socketinfo *si; 2034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct svcenvinfo *ei; 2044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[32]; 2054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, sz; 2064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project get_property_workspace(&fd, &sz); 2084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project sprintf(tmp, "%d,%d", dup(fd), sz); 2094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment("ANDROID_PROPERTY_WORKSPACE", tmp); 2104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (ei = svc->envvars; ei; ei = ei->next) 2124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(ei->name, ei->value); 2134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (si = svc->sockets; si; si = si->next) { 2154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int s = create_socket(si->name, 2164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project !strcmp(si->type, "dgram") ? 2174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project SOCK_DGRAM : SOCK_STREAM, 2184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project si->perm, si->uid, si->gid); 2194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (s >= 0) { 2204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project publish_socket(si->name, s); 2214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2244e221f0077373b37ca70e862eface2987557295bSan Mehat if (svc->ioprio_class != IoSchedClass_NONE) { 2254e221f0077373b37ca70e862eface2987557295bSan Mehat if (android_set_ioprio(getpid(), svc->ioprio_class, svc->ioprio_pri)) { 2264e221f0077373b37ca70e862eface2987557295bSan Mehat ERROR("Failed to set pid %d ioprio = %d,%d: %s\n", 2274e221f0077373b37ca70e862eface2987557295bSan Mehat getpid(), svc->ioprio_class, svc->ioprio_pri, strerror(errno)); 2284e221f0077373b37ca70e862eface2987557295bSan Mehat } 2294e221f0077373b37ca70e862eface2987557295bSan Mehat } 2304e221f0077373b37ca70e862eface2987557295bSan Mehat 2314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (needs_console) { 2324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setsid(); 2334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project open_console(); 2344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 2354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project zap_stdio(); 2364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if 0 2394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; svc->args[n]; n++) { 2404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("args[%d] = '%s'\n", n, svc->args[n]); 2414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 0; ENV[n]; n++) { 2434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("env[%d] = '%s'\n", n, ENV[n]); 2444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 2464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setpgid(0, getpid()); 2484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2495ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project /* as requested, set our gid, supplemental gids, and uid */ 2504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->gid) { 2514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setgid(svc->gid); 2524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->nr_supp_gids) { 2544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setgroups(svc->nr_supp_gids, svc->supp_gids); 2554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->uid) { 2574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project setuid(svc->uid); 2584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2608ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat if (!dynamic_args) { 2618ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat if (execve(svc->args[0], (char**) svc->args, (char**) ENV) < 0) { 2628ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat ERROR("cannot execve('%s'): %s\n", svc->args[0], strerror(errno)); 2638ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat } 2648ad15685e6d3d2251ceac4ac7135397cf6140e1aSan Mehat } else { 265f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *arg_ptrs[SVC_MAXARGS+1]; 266d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat int arg_idx = svc->nargs; 267f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *tmp = strdup(dynamic_args); 268d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat char *next = tmp; 269d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat char *bword; 270f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 271f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat /* Copy the static arguments */ 272d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat memcpy(arg_ptrs, svc->args, (svc->nargs * sizeof(char *))); 273f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 274d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat while((bword = strsep(&next, " "))) { 275d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat arg_ptrs[arg_idx++] = bword; 276d4cdd13f6f56f3fe8d8511b609e823925fdd83f9San Mehat if (arg_idx == SVC_MAXARGS) 277f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat break; 278f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 279f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat arg_ptrs[arg_idx] = '\0'; 280f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat execve(svc->args[0], (char**) arg_ptrs, (char**) ENV); 281165de92bf1bca1648b4df3047a8f274e0aff4ca9Ivan Djelic } 2824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project _exit(127); 2834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (pid < 0) { 2864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("failed to start '%s'\n", svc->name); 2874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->pid = 0; 2884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 2894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->time_started = gettime(); 2924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->pid = pid; 2934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_RUNNING; 2944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "running"); 2964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid service_stop(struct service *svc) 2994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* we are no longer running, nor should we 3014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * attempt to restart 3024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 3034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags &= (~(SVC_RUNNING|SVC_RESTARTING)); 3044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* if the service has not yet started, prevent 3064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * it from auto-starting with its class 3074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 3084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_DISABLED; 3094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->pid) { 3114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project NOTICE("service '%s' is being killed\n", svc->name); 3124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kill(-svc->pid, SIGTERM); 3134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "stopping"); 3144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 3154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "stopped"); 3164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid property_changed(const char *name, const char *value) 3204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (property_triggers_enabled) { 3224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project queue_property_triggers(name, value); 3234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project drain_action_queue(); 3244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#define CRITICAL_CRASH_THRESHOLD 4 /* if we crash >4 times ... */ 3284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#define CRITICAL_CRASH_WINDOW (4*60) /* ... in 4 minutes, goto recovery*/ 3294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int wait_for_one_process(int block) 3314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project pid_t pid; 3334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int status; 3344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 3354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct socketinfo *si; 3364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project time_t now; 3374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct listnode *node; 3384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct command *cmd; 3394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project while ( (pid = waitpid(-1, &status, block ? 0 : WNOHANG)) == -1 && errno == EINTR ); 3414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (pid <= 0) return -1; 3424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("waitpid returned pid %d, status = %08x\n", pid, status); 3434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_pid(pid); 3454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!svc) { 3464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("untracked pid %d exited\n", pid); 3474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project NOTICE("process '%s', pid %d exited\n", svc->name, pid); 3514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!(svc->flags & SVC_ONESHOT)) { 3534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kill(-pid, SIGKILL); 3544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project NOTICE("process '%s' killing any children in process group\n", svc->name); 3554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* remove any sockets we may have created */ 3584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (si = svc->sockets; si; si = si->next) { 3594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[128]; 3604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(tmp, sizeof(tmp), ANDROID_SOCKET_DIR"/%s", si->name); 3614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unlink(tmp); 3624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->pid = 0; 3654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags &= (~SVC_RUNNING); 3664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* oneshot processes go into the disabled state on exit */ 3684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->flags & SVC_ONESHOT) { 3694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags |= SVC_DISABLED; 3704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* disabled processes do not get restarted automatically */ 3734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->flags & SVC_DISABLED) { 3744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "stopped"); 3754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project now = gettime(); 3794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->flags & SVC_CRITICAL) { 3804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc->time_crashed + CRITICAL_CRASH_WINDOW >= now) { 3814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (++svc->nr_crashed > CRITICAL_CRASH_THRESHOLD) { 3824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("critical process '%s' exited %d times in %d minutes; " 3834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project "rebooting into recovery mode\n", svc->name, 3844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project CRITICAL_CRASH_THRESHOLD, CRITICAL_CRASH_WINDOW / 60); 3854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project sync(); 3864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, 3874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project LINUX_REBOOT_CMD_RESTART2, "recovery"); 3884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 3914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->time_crashed = now; 3924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->nr_crashed = 1; 3934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 396dc816d5dcd87a3578e47eade55db80b99b802c62Ben Gruver svc->flags |= SVC_RESTARTING; 397dc816d5dcd87a3578e47eade55db80b99b802c62Ben Gruver 3984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Execute all onrestart commands for this service. */ 3994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project list_for_each(node, &svc->onrestart.commands) { 4004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project cmd = node_to_item(node, struct command, clist); 4014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project cmd->func(cmd->nargs, cmd->args); 4024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project notify_service_state(svc->name, "restarting"); 4044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void restart_service_if_needed(struct service *svc) 4084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project time_t next_start_time = svc->time_started + 5; 4104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (next_start_time <= gettime()) { 4124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc->flags &= (~SVC_RESTARTING); 413f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 4144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 4154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((next_start_time < process_needs_restart) || 4184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project (process_needs_restart == 0)) { 4194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project process_needs_restart = next_start_time; 4204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void restart_processes() 4244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project process_needs_restart = 0; 4264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_flags(SVC_RESTARTING, 4274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project restart_service_if_needed); 4284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int signal_fd = -1; 4314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void sigchld_handler(int s) 4334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project write(signal_fd, &s, 1); 4354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void msg_start(const char *name) 4384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 439f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat struct service *svc; 440f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *tmp = NULL; 441f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat char *args = NULL; 442f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 443f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if (!strchr(name, ':')) 444f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat svc = service_find_by_name(name); 445f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat else { 446f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat tmp = strdup(name); 447f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat args = strchr(tmp, ':'); 448f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat *args = '\0'; 449f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat args++; 450f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat 451f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat svc = service_find_by_name(tmp); 452f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat } 4534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 455f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, args); 4564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 4574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("no such service '%s'\n", name); 4584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 459f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat if (tmp) 460f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat free(tmp); 4614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void msg_stop(const char *name) 4644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc = service_find_by_name(name); 4664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 4684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 4694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 470770354d7e6cd471daed426fcf04bf7246e7cb18bDima Zavin ERROR("no such service '%s'\n", name); 4714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid handle_control_message(const char *msg, const char *arg) 4754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strcmp(msg,"start")) { 4774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project msg_start(arg); 4784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(msg,"stop")) { 4794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project msg_stop(arg); 4804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 4814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("unknown control msg '%s'\n", msg); 4824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void import_kernel_nv(char *name, int in_qemu) 4864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *value = strchr(name, '='); 4884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (value == 0) return; 4904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project *value++ = 0; 4914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (*name == 0) return; 4924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!in_qemu) 4944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { 4954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* on a real device, white-list the kernel options */ 4964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strcmp(name,"qemu")) { 4974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(qemu, value, sizeof(qemu)); 4984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(name,"androidboot.console")) { 4994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(console, value, sizeof(console)); 5004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(name,"androidboot.mode")) { 5014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(bootmode, value, sizeof(bootmode)); 5024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(name,"androidboot.serialno")) { 5034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(serialno, value, sizeof(serialno)); 5044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(name,"androidboot.baseband")) { 5054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(baseband, value, sizeof(baseband)); 5064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(name,"androidboot.carrier")) { 5074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(carrier, value, sizeof(carrier)); 5084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(name,"androidboot.bootloader")) { 5094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(bootloader, value, sizeof(bootloader)); 5104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (!strcmp(name,"androidboot.hardware")) { 5114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(hardware, value, sizeof(hardware)); 5124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project qemu_cmdline(name, value); 5144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* in the emulator, export any kernel option with the 5174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * ro.kernel. prefix */ 5184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char buff[32]; 5194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int len = snprintf( buff, sizeof(buff), "ro.kernel.%s", name ); 5204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (len < (int)sizeof(buff)) { 5214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set( buff, value ); 5224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void import_kernel_cmdline(int in_qemu) 5274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 5284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char cmdline[1024]; 5294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *ptr; 5304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 5314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/proc/cmdline", O_RDONLY); 5334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd >= 0) { 5344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n = read(fd, cmdline, 1023); 5354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n < 0) n = 0; 5364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* get rid of trailing newline, it happens */ 5384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n > 0 && cmdline[n-1] == '\n') n--; 5394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project cmdline[n] = 0; 5414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 5424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project cmdline[0] = 0; 5444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ptr = cmdline; 5474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project while (ptr && *ptr) { 5484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *x = strchr(ptr, ' '); 5494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (x != 0) *x++ = 0; 5504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project import_kernel_nv(ptr, in_qemu); 5514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ptr = x; 5524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* don't expose the raw commandline to nonpriv processes */ 5554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project chmod("/proc/cmdline", 0440); 5564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void get_hardware_name(void) 5594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 5604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char data[1024]; 5614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, n; 5624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *x, *hw, *rev; 5634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Hardware string was provided on kernel command line */ 5654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (hardware[0]) 5664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 5674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/proc/cpuinfo", O_RDONLY); 5694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd < 0) return; 5704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project n = read(fd, data, 1023); 5724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 5734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n < 0) return; 5744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project data[n] = 0; 5764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project hw = strstr(data, "\nHardware"); 5774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project rev = strstr(data, "\nRevision"); 5784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (hw) { 5804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project x = strstr(hw, ": "); 5814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (x) { 5824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project x += 2; 5834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project n = 0; 5844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project while (*x && !isspace(*x)) { 5854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project hardware[n++] = tolower(*x); 5864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project x++; 5874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n == 31) break; 5884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project hardware[n] = 0; 5904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (rev) { 5944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project x = strstr(rev, ": "); 5954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (x) { 5964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project revision = strtoul(x + 2, 0, 16); 5974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 6004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 60111e1c42df69b15c938aa1b7570e4370e6ab15a86Jay Freeman (saurik)void drain_action_queue(void) 6024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 6034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct listnode *node; 6044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct command *cmd; 6054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct action *act; 6064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int ret; 6074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project while ((act = action_remove_queue_head())) { 6094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("processing action %p (%s)\n", act, act->name); 6104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project list_for_each(node, &act->commands) { 6114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project cmd = node_to_item(node, struct command, clist); 6124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = cmd->func(cmd->nargs, cmd->args); 6134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("command '%s' r=%d\n", cmd->args[0], ret); 6144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 6154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 6164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 6174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid open_devnull_stdio(void) 6194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 6204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 6214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project static const char *name = "/dev/__null__"; 6224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (mknod(name, S_IFCHR | 0600, (1 << 8) | 3) == 0) { 6234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open(name, O_RDWR); 6244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unlink(name); 6254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd >= 0) { 6264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 0); 6274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 1); 6284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project dup2(fd, 2); 6294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd > 2) { 6304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 6314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 6324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return; 6334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 6344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 6354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project exit(1); 6374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 6384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint main(int argc, char **argv) 6404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 6414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int device_fd = -1; 6424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int property_set_fd = -1; 6434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int signal_recv_fd = -1; 6445ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project int fd_count; 6454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int s[2]; 6464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd; 6474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct sigaction act; 6484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[PROP_VALUE_MAX]; 6494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct pollfd ufds[4]; 6504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *tmpdev; 6515ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project char* debuggable; 6524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project act.sa_handler = sigchld_handler; 6544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project act.sa_flags = SA_NOCLDSTOP; 6554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project act.sa_mask = 0; 6564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project act.sa_restorer = NULL; 6574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project sigaction(SIGCHLD, &act, 0); 6584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* clear the umask */ 6604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project umask(0); 6614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Get the basic filesystem setup we need put 6634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * together in the initramdisk on / and then we'll 6644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * let the rc file figure out the rest. 6654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 6664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev", 0755); 6674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/proc", 0755); 6684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/sys", 0755); 6694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("tmpfs", "/dev", "tmpfs", 0, "mode=0755"); 6714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev/pts", 0755); 6724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mkdir("/dev/socket", 0755); 6734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("devpts", "/dev/pts", "devpts", 0, NULL); 6744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("proc", "/proc", "proc", 0, NULL); 6754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mount("sysfs", "/sys", "sysfs", 0, NULL); 6764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* We must have some place other than / to create the 6784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * device nodes for kmsg and null, otherwise we won't 6794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * be able to remount / read-only later on. 6804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * Now that tmpfs is mounted on /dev, we can actually 6814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * talk to the outside world. 6824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 6834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project open_devnull_stdio(); 6844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project log_init(); 6854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("reading config file\n"); 6874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project parse_config_file("/init.rc"); 6884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* pull the kernel commandline and ramdisk properties file in */ 6904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project qemu_init(); 6914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project import_kernel_cmdline(0); 6924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project get_hardware_name(); 6944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(tmp, sizeof(tmp), "/init.%s.rc", hardware); 6954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project parse_config_file(tmp); 6964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project action_for_each_trigger("early-init", action_add_queue_tail); 6984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project drain_action_queue(); 6994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project INFO("device init\n"); 7014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project device_fd = device_init(); 7024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_init(); 7045ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project 7055ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project // only listen for keychords if ro.debuggable is true 706a866695ebe3a396a0ec411c0f99e0921c74c0fd2Colin Cross keychord_init(); 7074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (console[0]) { 7094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(tmp, sizeof(tmp), "/dev/%s", console); 7104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project console_name = strdup(tmp); 7114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 7124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open(console_name, O_RDWR); 7144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd >= 0) 7154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project have_console = 1; 7164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 7174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if( load_565rle_image(INIT_IMAGE_FILE) ) { 7195ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project fd = open("/dev/tty0", O_WRONLY); 7205ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project if (fd >= 0) { 7215ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project const char *msg; 7224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project msg = "\n" 7235ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7245ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7255ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7265ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7275ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7285ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" // console is 40 cols x 30 lines 7295ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7305ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7315ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7325ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7335ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7345ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7355ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project "\n" 7365ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project " A N D R O I D "; 7375ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project write(fd, msg, strlen(msg)); 7385ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project close(fd); 7395ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project } 7404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 7414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (qemu[0]) 7434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project import_kernel_cmdline(1); 7444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strcmp(bootmode,"factory")) 7464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.factorytest", "1"); 7474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project else if (!strcmp(bootmode,"factory2")) 7484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.factorytest", "2"); 7494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project else 7504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.factorytest", "0"); 7514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.serialno", serialno[0] ? serialno : ""); 7534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.bootmode", bootmode[0] ? bootmode : "unknown"); 7544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.baseband", baseband[0] ? baseband : "unknown"); 7554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.carrier", carrier[0] ? carrier : "unknown"); 7564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.bootloader", bootloader[0] ? bootloader : "unknown"); 7574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.hardware", hardware); 7594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(tmp, PROP_VALUE_MAX, "%d", revision); 7604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set("ro.revision", tmp); 7614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* execute all the boot actions to get us started */ 7634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project action_for_each_trigger("init", action_add_queue_tail); 76431712beaf7de127a1249b909cdefffbc25fff076Colin Cross action_for_each_trigger("early-fs", action_add_queue_tail); 76531712beaf7de127a1249b909cdefffbc25fff076Colin Cross action_for_each_trigger("fs", action_add_queue_tail); 76631712beaf7de127a1249b909cdefffbc25fff076Colin Cross action_for_each_trigger("post-fs", action_add_queue_tail); 7674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project drain_action_queue(); 7684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* read any property files on system or data and 7704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * fire up the property service. This must happen 7714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * after the ro.foo properties are set above so 7724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * that /data/local.prop cannot interfere with them. 7734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 7744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set_fd = start_property_service(); 7754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* create a signalling mechanism for the sigchld handler */ 7774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (socketpair(AF_UNIX, SOCK_STREAM, 0, s) == 0) { 7784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project signal_fd = s[0]; 7794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project signal_recv_fd = s[1]; 7804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fcntl(s[0], F_SETFD, FD_CLOEXEC); 7814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fcntl(s[0], F_SETFL, O_NONBLOCK); 7824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fcntl(s[1], F_SETFD, FD_CLOEXEC); 7834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fcntl(s[1], F_SETFL, O_NONBLOCK); 7844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 7854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* make sure we actually have all the pieces we need */ 7874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if ((device_fd < 0) || 7884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project (property_set_fd < 0) || 7894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project (signal_recv_fd < 0)) { 7904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("init startup failure\n"); 7914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 1; 7924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 7934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* execute all the boot actions to get us started */ 7954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project action_for_each_trigger("early-boot", action_add_queue_tail); 7964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project action_for_each_trigger("boot", action_add_queue_tail); 7974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project drain_action_queue(); 7984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* run all property triggers based on current state of the properties */ 8004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project queue_all_property_triggers(); 8014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project drain_action_queue(); 8024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* enable property triggers */ 8044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_triggers_enabled = 1; 8054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ufds[0].fd = device_fd; 8074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ufds[0].events = POLLIN; 8084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ufds[1].fd = property_set_fd; 8094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ufds[1].events = POLLIN; 8104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ufds[2].fd = signal_recv_fd; 8114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ufds[2].events = POLLIN; 8125ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project fd_count = 3; 8135ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project 814a866695ebe3a396a0ec411c0f99e0921c74c0fd2Colin Cross if (get_keychord_fd() > 0) { 815a866695ebe3a396a0ec411c0f99e0921c74c0fd2Colin Cross ufds[3].fd = get_keychord_fd(); 8165ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project ufds[3].events = POLLIN; 8175ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project fd_count++; 8185ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project } else { 8195ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project ufds[3].events = 0; 8205ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project ufds[3].revents = 0; 8215ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project } 8224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 82435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project bootchart_count = bootchart_init(); 82535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (bootchart_count < 0) { 8264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ERROR("bootcharting init failure\n"); 82735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } else if (bootchart_count > 0) { 82835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project NOTICE("bootcharting started (period=%d ms)\n", bootchart_count*BOOTCHART_POLLING_MS); 82935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } else { 83035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project NOTICE("bootcharting ignored\n"); 8314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 8324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 8334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for(;;) { 8355ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project int nr, i, timeout = -1; 8364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8375ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project for (i = 0; i < fd_count; i++) 8385ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project ufds[i].revents = 0; 8394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project drain_action_queue(); 8414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project restart_processes(); 8424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (process_needs_restart) { 8444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = (process_needs_restart - gettime()) * 1000; 8454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (timeout < 0) 8464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = 0; 8474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 8484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#if BOOTCHART 8504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (bootchart_count > 0) { 8514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (timeout < 0 || timeout > BOOTCHART_POLLING_MS) 8524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project timeout = BOOTCHART_POLLING_MS; 8534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (bootchart_step() < 0 || --bootchart_count == 0) { 8544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project bootchart_finish(); 8554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project bootchart_count = 0; 8564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 8574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 8584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#endif 8595ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project nr = poll(ufds, fd_count, timeout); 8604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nr <= 0) 8614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project continue; 8624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ufds[2].revents == POLLIN) { 8644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* we got a SIGCHLD - reap and restart as needed */ 8654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project read(signal_recv_fd, tmp, sizeof(tmp)); 8664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project while (!wait_for_one_process(0)) 8674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ; 8684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project continue; 8694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 8704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ufds[0].revents == POLLIN) 8724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project handle_device_fd(device_fd); 8734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ufds[1].revents == POLLIN) 8754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project handle_property_set_fd(property_set_fd); 8765ae090ed949cea9d1e7ab1552b455a229f8f9757The Android Open Source Project if (ufds[3].revents == POLLIN) 877a866695ebe3a396a0ec411c0f99e0921c74c0fd2Colin Cross handle_keychord(); 8784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 8794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 8814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 882