builtins.c revision e7cb137f32fbc7caf97b80fac152b4bd3ac242cd
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 <sys/types.h> 184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/stat.h> 194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <fcntl.h> 204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <unistd.h> 214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <string.h> 224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <stdio.h> 234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <linux/kd.h> 244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <errno.h> 254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/socket.h> 264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <netinet/in.h> 274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <linux/if.h> 284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <arpa/inet.h> 294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <stdlib.h> 304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/mount.h> 314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <sys/resource.h> 32e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik)#include <linux/loop.h> 334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "init.h" 354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "keywords.h" 364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "property_service.h" 374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include "devices.h" 384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <private/android_filesystem_config.h> 404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid add_environment(const char *name, const char *value); 424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectextern int init_module(void *, unsigned long, const char *); 444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int write_file(const char *path, const char *value) 464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, ret, len; 484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open(path, O_WRONLY|O_CREAT, 0622); 504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd < 0) 524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project len = strlen(value); 554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project do { 574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = write(fd, value, len); 584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } while (ret < 0 && errno == EINTR); 594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ret < 0) { 624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectstatic int insmod(const char *filename, char *options) 694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project void *module; 714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned size; 724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int ret; 734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project module = read_file(filename, &size); 754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!module) 764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project ret = init_module(module, size, options); 794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project free(module); 814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int setkey(struct kbentry *kbe) 864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, ret; 884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/tty0", O_RDWR | O_SYNC); 904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd < 0) 914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(fd, KDSKBENT, kbe); 944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int __ifupdown(const char *interface, int up) 1004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct ifreq ifr; 1024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int s, ret; 1034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(ifr.ifr_name, interface, IFNAMSIZ); 1054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project s = socket(AF_INET, SOCK_DGRAM, 0); 1074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (s < 0) 1084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 1094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(s, SIOCGIFFLAGS, &ifr); 1114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ret < 0) { 1124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project goto done; 1134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (up) 1164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ifr.ifr_flags |= IFF_UP; 1174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project else 1184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ifr.ifr_flags &= ~IFF_UP; 1194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(s, SIOCSIFFLAGS, &ifr); 1214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectdone: 1234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(s); 1244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 1254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void service_start_if_not_disabled(struct service *svc) 1284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!(svc->flags & SVC_DISABLED)) { 130f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 1314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 134e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)int do_chdir(int nargs, char **args) 135e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik){ 136e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) chdir(args[1]); 137e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) return 0; 138e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)} 139e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) 140e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)int do_chroot(int nargs, char **args) 141e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik){ 142e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) chroot(args[1]); 143e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) return 0; 144e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)} 145e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) 1464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_class_start(int nargs, char **args) 1474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Starting a class does not start services 1494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * which are explicitly disabled. They must 1504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * be started individually. 1514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 1524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_class(args[1], service_start_if_not_disabled); 1534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_class_stop(int nargs, char **args) 1574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_class(args[1], service_stop); 1594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_domainname(int nargs, char **args) 1634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file("/proc/sys/kernel/domainname", args[1]); 1654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_exec(int nargs, char **args) 1684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 1704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_export(int nargs, char **args) 1734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(args[1], args[2]); 1754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_hostname(int nargs, char **args) 1794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file("/proc/sys/kernel/hostname", args[1]); 1814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_ifup(int nargs, char **args) 1844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return __ifupdown(args[1], 1); 1864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 18835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 18935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectstatic int do_insmod_inner(int nargs, char **args, int opt_len) 19035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project{ 19135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project char options[opt_len + 1]; 19235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int i; 19335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 19435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project options[0] = '\0'; 19535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs > 2) { 19635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcpy(options, args[2]); 19735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project for (i = 3; i < nargs; ++i) { 19835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcat(options, " "); 19935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcat(options, args[i]); 20035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 20135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 20235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 20335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return insmod(args[1], options); 20435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project} 20535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 2064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_insmod(int nargs, char **args) 2074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 20835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int i; 20935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int size = 0; 21035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 21135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs > 2) { 21235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project for (i = 2; i < nargs; ++i) 21335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project size += strlen(args[i]) + 1; 21435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 21535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 21635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return do_insmod_inner(nargs, args, size); 2174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_import(int nargs, char **args) 2204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2219f28bde9eb37e7d00df5c2a7c51d88dcd57cef7bJay Freeman (saurik) return parse_config_file(args[1]); 2224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_mkdir(int nargs, char **args) 2254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = 0755; 2274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* mkdir <path> [mode] [owner] [group] */ 2294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs >= 3) { 2314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode = strtoul(args[2], 0, 8); 2324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (mkdir(args[1], mode)) { 2354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 2364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs >= 4) { 2394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project uid_t uid = decode_uid(args[3]); 2404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project gid_t gid = -1; 2414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 5) { 2434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project gid = decode_uid(args[4]); 2444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[1], uid, gid)) { 2474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 2484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 2524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic struct { 2554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project const char *name; 2564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned flag; 2574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} mount_flags[] = { 2584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "noatime", MS_NOATIME }, 2594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nosuid", MS_NOSUID }, 2604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nodev", MS_NODEV }, 2614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nodiratime", MS_NODIRATIME }, 2624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "ro", MS_RDONLY }, 2634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "rw", 0 }, 2644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "remount", MS_REMOUNT }, 2654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "defaults", 0 }, 2664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { 0, 0 }, 2674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project}; 2684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* mount <type> <device> <path> <flags ...> <options> */ 2704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_mount(int nargs, char **args) 2714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[64]; 273e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) char *source, *target, *system; 2744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *options = NULL; 2754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned flags = 0; 2764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n, i; 2774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 4; n < nargs; n++) { 2794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (i = 0; mount_flags[i].name; i++) { 2804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strcmp(args[n], mount_flags[i].name)) { 2814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project flags |= mount_flags[i].flag; 2824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project break; 2834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* if our last argument isn't a flag, wolf it up as an option string */ 2874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n + 1 == nargs && !mount_flags[i].name) 2884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project options = args[n]; 2894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 291e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) system = args[1]; 2924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project source = args[2]; 293e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) target = args[3]; 294e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 2954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strncmp(source, "mtd@", 4)) { 2964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project n = mtd_name_to_number(source + 4); 297e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (n < 0) { 298e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 299e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 300e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 301e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) sprintf(tmp, "/dev/block/mtdblock%d", n); 302e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 303e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(tmp, target, system, flags, options) < 0) { 304e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 305e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 306e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 307e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 308e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } else if (!strncmp(source, "loop@", 5)) { 309e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) int mode, loop, fd; 310e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) struct loop_info info; 311e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 312e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) mode = (flags & MS_RDONLY) ? O_RDONLY : O_RDWR; 313e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) fd = open(source + 5, mode); 314e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (fd < 0) { 315e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 3164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 317e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 318e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) for (n = 0; ; n++) { 319e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) sprintf(tmp, "/dev/block/loop%d", n); 320e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) loop = open(tmp, mode); 321e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (loop < 0) { 322e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 323e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 324e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 325e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) /* if it is a blank loop device */ 326e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (ioctl(loop, LOOP_GET_STATUS, &info) < 0 && errno == ENXIO) { 327e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) /* if it becomes our loop device */ 328e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (ioctl(loop, LOOP_SET_FD, fd) >= 0) { 329e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(fd); 330e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 331e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(tmp, target, system, flags, options) < 0) { 332e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) ioctl(loop, LOOP_CLR_FD, 0); 333e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 334e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 335e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 336e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 337e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 338e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 339e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 340e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 341e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 342e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 343e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 344e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 345e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(fd); 346e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) ERROR("out of loopback devices"); 347e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 348e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } else { 349e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(source, target, system, flags, options) < 0) { 350e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 351e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 352e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 353e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 3544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setkey(int nargs, char **args) 3584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct kbentry kbe; 3604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_table = strtoul(args[1], 0, 0); 3614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_index = strtoul(args[2], 0, 0); 3624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_value = strtoul(args[3], 0, 0); 3634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return setkey(&kbe); 3644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setprop(int nargs, char **args) 3674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set(args[1], args[2]); 3694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setrlimit(int nargs, char **args) 3734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct rlimit limit; 3754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int resource; 3764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project resource = atoi(args[1]); 3774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project limit.rlim_cur = atoi(args[2]); 3784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project limit.rlim_max = atoi(args[3]); 3794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return setrlimit(resource, &limit); 3804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_start(int nargs, char **args) 3834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 3854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 3864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 387f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 3884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_stop(int nargs, char **args) 3934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 3954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 3964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 3974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 3984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_restart(int nargs, char **args) 4034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 4054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 4064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 4074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 408f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 4094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_trigger(int nargs, char **args) 4144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 41511e1c42df69b15c938aa1b7570e4370e6ab15a86Jay Freeman (saurik) action_for_each_trigger(args[1], action_add_queue_tail); 41611e1c42df69b15c938aa1b7570e4370e6ab15a86Jay Freeman (saurik) drain_action_queue(); 4174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_symlink(int nargs, char **args) 4214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return symlink(args[1], args[2]); 4234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 42535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectint do_sysclktz(int nargs, char **args) 42635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project{ 42735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project struct timezone tz; 42835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 42935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs != 2) 43035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return -1; 43135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 43235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project memset(&tz, 0, sizeof(tz)); 43335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project tz.tz_minuteswest = atoi(args[1]); 43435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (settimeofday(NULL, &tz)) 43535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return -1; 43635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return 0; 43735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project} 43835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 4394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_write(int nargs, char **args) 4404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file(args[1], args[2]); 4424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_chown(int nargs, char **args) { 4454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* GID is optional. */ 4464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 3) { 4474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[2], decode_uid(args[1]), -1) < 0) 4484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 4494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (nargs == 4) { 4504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[3], decode_uid(args[1]), decode_uid(args[2]))) 4514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 4524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 4534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 4544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic mode_t get_mode(const char *s) { 4594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = 0; 4604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project while (*s) { 4614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (*s >= '0' && *s <= '7') { 4624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode = (mode<<3) | (*s-'0'); 4634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 4644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 4654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project s++; 4674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return mode; 4694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_chmod(int nargs, char **args) { 4724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = get_mode(args[1]); 4734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chmod(args[2], mode) < 0) { 4744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 4754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_loglevel(int nargs, char **args) { 4804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 2) { 4814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project log_set_level(atoi(args[1])); 4824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 4854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_device(int nargs, char **args) { 4884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int len; 4894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[64]; 4904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *source = args[1]; 4914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int prefix = 0; 4924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs != 5) 4944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 4954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Check for wildcard '*' at the end which indicates a prefix. */ 4964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project len = strlen(args[1]) - 1; 4974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (args[1][len] == '*') { 4984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project args[1][len] = '\0'; 4994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project prefix = 1; 5004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* If path starts with mtd@ lookup the mount number. */ 5024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strncmp(source, "mtd@", 4)) { 5034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n = mtd_name_to_number(source + 4); 5044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n >= 0) { 5054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(tmp, sizeof(tmp), "/dev/mtd/mtd%d", n); 5064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project source = tmp; 5074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_devperms_partners(source, get_mode(args[2]), decode_uid(args[3]), 5104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project decode_uid(args[4]), prefix); 5114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 513