builtins.c revision ca7648ddfb46347c60014a849b0150a74df4e1d2
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" 38ca7648ddfb46347c60014a849b0150a74df4e1d2Colin Cross#include "parser.h" 394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <private/android_filesystem_config.h> 414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid add_environment(const char *name, const char *value); 434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectextern int init_module(void *, unsigned long, const char *); 454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int write_file(const char *path, const char *value) 474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, ret, len; 494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open(path, O_WRONLY|O_CREAT, 0622); 514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd < 0) 53008abac082f1c098d402f944d9287dce67ffce0aMike Chan return -errno; 544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project len = strlen(value); 564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project do { 584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = write(fd, value, len); 594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } while (ret < 0 && errno == EINTR); 604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ret < 0) { 63008abac082f1c098d402f944d9287dce67ffce0aMike Chan return -errno; 644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 6935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectstatic int insmod(const char *filename, char *options) 704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project void *module; 724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned size; 734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int ret; 744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project module = read_file(filename, &size); 764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!module) 774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project ret = init_module(module, size, options); 804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project free(module); 824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int setkey(struct kbentry *kbe) 874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, ret; 894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/tty0", O_RDWR | O_SYNC); 914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd < 0) 924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(fd, KDSKBENT, kbe); 954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int __ifupdown(const char *interface, int up) 1014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct ifreq ifr; 1034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int s, ret; 1044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(ifr.ifr_name, interface, IFNAMSIZ); 1064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project s = socket(AF_INET, SOCK_DGRAM, 0); 1084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (s < 0) 1094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 1104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(s, SIOCGIFFLAGS, &ifr); 1124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ret < 0) { 1134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project goto done; 1144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (up) 1174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ifr.ifr_flags |= IFF_UP; 1184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project else 1194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ifr.ifr_flags &= ~IFF_UP; 1204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(s, SIOCSIFFLAGS, &ifr); 1224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectdone: 1244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(s); 1254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 1264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void service_start_if_not_disabled(struct service *svc) 1294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!(svc->flags & SVC_DISABLED)) { 131f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 1324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 135e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)int do_chdir(int nargs, char **args) 136e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik){ 137e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) chdir(args[1]); 138e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) return 0; 139e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)} 140e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) 141e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)int do_chroot(int nargs, char **args) 142e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik){ 143e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) chroot(args[1]); 144e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) return 0; 145e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)} 146e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) 1474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_class_start(int nargs, char **args) 1484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Starting a class does not start services 1504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * which are explicitly disabled. They must 1514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * be started individually. 1524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 1534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_class(args[1], service_start_if_not_disabled); 1544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_class_stop(int nargs, char **args) 1584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_class(args[1], service_stop); 1604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_domainname(int nargs, char **args) 1644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file("/proc/sys/kernel/domainname", args[1]); 1664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_exec(int nargs, char **args) 1694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 1714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_export(int nargs, char **args) 1744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(args[1], args[2]); 1764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_hostname(int nargs, char **args) 1804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file("/proc/sys/kernel/hostname", args[1]); 1824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_ifup(int nargs, char **args) 1854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return __ifupdown(args[1], 1); 1874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 18935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 19035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectstatic int do_insmod_inner(int nargs, char **args, int opt_len) 19135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project{ 19235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project char options[opt_len + 1]; 19335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int i; 19435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 19535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project options[0] = '\0'; 19635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs > 2) { 19735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcpy(options, args[2]); 19835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project for (i = 3; i < nargs; ++i) { 19935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcat(options, " "); 20035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcat(options, args[i]); 20135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 20235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 20335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 20435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return insmod(args[1], options); 20535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project} 20635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 2074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_insmod(int nargs, char **args) 2084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 20935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int i; 21035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int size = 0; 21135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 21235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs > 2) { 21335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project for (i = 2; i < nargs; ++i) 21435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project size += strlen(args[i]) + 1; 21535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 21635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 21735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return do_insmod_inner(nargs, args, size); 2184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_import(int nargs, char **args) 2214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2229f28bde9eb37e7d00df5c2a7c51d88dcd57cef7bJay Freeman (saurik) return parse_config_file(args[1]); 2234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_mkdir(int nargs, char **args) 2264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = 0755; 2284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* mkdir <path> [mode] [owner] [group] */ 2304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs >= 3) { 2324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode = strtoul(args[2], 0, 8); 2334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (mkdir(args[1], mode)) { 2364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 2374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs >= 4) { 2404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project uid_t uid = decode_uid(args[3]); 2414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project gid_t gid = -1; 2424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 5) { 2444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project gid = decode_uid(args[4]); 2454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[1], uid, gid)) { 2484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 2494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 2534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic struct { 2564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project const char *name; 2574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned flag; 2584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} mount_flags[] = { 2594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "noatime", MS_NOATIME }, 2604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nosuid", MS_NOSUID }, 2614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nodev", MS_NODEV }, 2624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nodiratime", MS_NODIRATIME }, 2634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "ro", MS_RDONLY }, 2644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "rw", 0 }, 2654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "remount", MS_REMOUNT }, 2664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "defaults", 0 }, 2674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { 0, 0 }, 2684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project}; 2694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* mount <type> <device> <path> <flags ...> <options> */ 2714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_mount(int nargs, char **args) 2724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[64]; 274e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) char *source, *target, *system; 2754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *options = NULL; 2764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned flags = 0; 2774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n, i; 2784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 4; n < nargs; n++) { 2804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (i = 0; mount_flags[i].name; i++) { 2814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strcmp(args[n], mount_flags[i].name)) { 2824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project flags |= mount_flags[i].flag; 2834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project break; 2844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* if our last argument isn't a flag, wolf it up as an option string */ 2884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n + 1 == nargs && !mount_flags[i].name) 2894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project options = args[n]; 2904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 292e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) system = args[1]; 2934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project source = args[2]; 294e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) target = args[3]; 295e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 2964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strncmp(source, "mtd@", 4)) { 2974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project n = mtd_name_to_number(source + 4); 298e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (n < 0) { 299e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 300e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 301e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 302e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) sprintf(tmp, "/dev/block/mtdblock%d", n); 303e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 304e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(tmp, target, system, flags, options) < 0) { 305e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 306e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 307e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 308e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 309e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } else if (!strncmp(source, "loop@", 5)) { 310e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) int mode, loop, fd; 311e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) struct loop_info info; 312e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 313e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) mode = (flags & MS_RDONLY) ? O_RDONLY : O_RDWR; 314e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) fd = open(source + 5, mode); 315e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (fd < 0) { 316e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 3174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 318e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 319e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) for (n = 0; ; n++) { 320e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) sprintf(tmp, "/dev/block/loop%d", n); 321e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) loop = open(tmp, mode); 322e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (loop < 0) { 323e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 324e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 325e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 326e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) /* if it is a blank loop device */ 327e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (ioctl(loop, LOOP_GET_STATUS, &info) < 0 && errno == ENXIO) { 328e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) /* if it becomes our loop device */ 329e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (ioctl(loop, LOOP_SET_FD, fd) >= 0) { 330e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(fd); 331e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 332e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(tmp, target, system, flags, options) < 0) { 333e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) ioctl(loop, LOOP_CLR_FD, 0); 334e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 335e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 336e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 337e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 338e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 339e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 340e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 341e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 342e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 343e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 344e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 345e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 346e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(fd); 347e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) ERROR("out of loopback devices"); 348e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 349e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } else { 350e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(source, target, system, flags, options) < 0) { 351e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 352e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 353e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 354e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 3554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setkey(int nargs, char **args) 3594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct kbentry kbe; 3614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_table = strtoul(args[1], 0, 0); 3624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_index = strtoul(args[2], 0, 0); 3634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_value = strtoul(args[3], 0, 0); 3644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return setkey(&kbe); 3654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setprop(int nargs, char **args) 3684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set(args[1], args[2]); 3704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setrlimit(int nargs, char **args) 3744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct rlimit limit; 3764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int resource; 3774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project resource = atoi(args[1]); 3784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project limit.rlim_cur = atoi(args[2]); 3794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project limit.rlim_max = atoi(args[3]); 3804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return setrlimit(resource, &limit); 3814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_start(int nargs, char **args) 3844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 3864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 3874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 388f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 3894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_stop(int nargs, char **args) 3944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 3964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 3974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 3984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 3994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_restart(int nargs, char **args) 4044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 4064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 4074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 4084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 409f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 4104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_trigger(int nargs, char **args) 4154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 41611e1c42df69b15c938aa1b7570e4370e6ab15a86Jay Freeman (saurik) action_for_each_trigger(args[1], action_add_queue_tail); 41711e1c42df69b15c938aa1b7570e4370e6ab15a86Jay Freeman (saurik) drain_action_queue(); 4184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_symlink(int nargs, char **args) 4224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return symlink(args[1], args[2]); 4244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 42635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectint do_sysclktz(int nargs, char **args) 42735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project{ 42835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project struct timezone tz; 42935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 43035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs != 2) 43135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return -1; 43235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 43335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project memset(&tz, 0, sizeof(tz)); 43435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project tz.tz_minuteswest = atoi(args[1]); 43535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (settimeofday(NULL, &tz)) 43635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return -1; 43735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return 0; 43835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project} 43935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 4404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_write(int nargs, char **args) 4414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file(args[1], args[2]); 4434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4457c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehatint do_copy(int nargs, char **args) 4467c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat{ 4477c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat char *buffer = NULL; 4487c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat int rc = 0; 4497c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat int fd1 = -1, fd2 = -1; 4507c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat struct stat info; 4517c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat int brtw, brtr; 4527c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat char *p; 4537c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4547c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (nargs != 3) 4557c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat return -1; 4567c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4577c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (stat(args[1], &info) < 0) 4587c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat return -1; 4597c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4607c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if ((fd1 = open(args[1], O_RDONLY)) < 0) 4617c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4627c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4634833d9f4986d6dafacff841beb3bf93172c84bdcTom Zhu if ((fd2 = open(args[2], O_WRONLY|O_CREAT|O_TRUNC, 0660)) < 0) 4647c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4657c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4667c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (!(buffer = malloc(info.st_size))) 4677c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4687c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4697c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat p = buffer; 4707c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat brtr = info.st_size; 4717c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat while(brtr) { 4727c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat rc = read(fd1, p, brtr); 4737c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (rc < 0) 4747c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4757c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (rc == 0) 4767c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat break; 4777c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat p += rc; 4787c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat brtr -= rc; 4797c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat } 4807c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4817c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat p = buffer; 4827c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat brtw = info.st_size; 4837c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat while(brtw) { 4847c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat rc = write(fd2, p, brtw); 4857c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (rc < 0) 4867c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4877c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (rc == 0) 4887c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat break; 4897c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat p += rc; 4907c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat brtw -= rc; 4917c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat } 4927c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4937c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat rc = 0; 4947c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out; 4957c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehatout_err: 4967c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat rc = -1; 4977c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehatout: 4987c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (buffer) 4997c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat free(buffer); 5007c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (fd1 >= 0) 5017c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat close(fd1); 5027c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (fd2 >= 0) 5037c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat close(fd2); 5047c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat return rc; 5057c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat} 5067c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 5074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_chown(int nargs, char **args) { 5084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* GID is optional. */ 5094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 3) { 5104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[2], decode_uid(args[1]), -1) < 0) 5114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 5124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (nargs == 4) { 5134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[3], decode_uid(args[1]), decode_uid(args[2]))) 5144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 5154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 5174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic mode_t get_mode(const char *s) { 5224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = 0; 5234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project while (*s) { 5244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (*s >= '0' && *s <= '7') { 5254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode = (mode<<3) | (*s-'0'); 5264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 5284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project s++; 5304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return mode; 5324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_chmod(int nargs, char **args) { 5354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = get_mode(args[1]); 5364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chmod(args[2], mode) < 0) { 5374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 5384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_loglevel(int nargs, char **args) { 5434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 2) { 5444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project log_set_level(atoi(args[1])); 5454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 5484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_device(int nargs, char **args) { 5514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int len; 5524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[64]; 5534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *source = args[1]; 5544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int prefix = 0; 5554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs != 5) 5574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 5584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Check for wildcard '*' at the end which indicates a prefix. */ 5594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project len = strlen(args[1]) - 1; 5604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (args[1][len] == '*') { 5614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project args[1][len] = '\0'; 5624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project prefix = 1; 5634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* If path starts with mtd@ lookup the mount number. */ 5654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strncmp(source, "mtd@", 4)) { 5664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n = mtd_name_to_number(source + 4); 5674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n >= 0) { 5684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(tmp, sizeof(tmp), "/dev/mtd/mtd%d", n); 5694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project source = tmp; 5704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_devperms_partners(source, get_mode(args[2]), decode_uid(args[3]), 5734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project decode_uid(args[4]), prefix); 5744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 576