builtins.c revision ed8a7d84428ec945c48b6b53dc5a3a18fabaf683
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" 393899e9fc01cf608f19f716749c54cc5c4d17e766Colin Cross#include "util.h" 40ed8a7d84428ec945c48b6b53dc5a3a18fabaf683Colin Cross#include "log.h" 414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project#include <private/android_filesystem_config.h> 434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectvoid add_environment(const char *name, const char *value); 454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectextern int init_module(void *, unsigned long, const char *); 474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int write_file(const char *path, const char *value) 494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, ret, len; 514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open(path, O_WRONLY|O_CREAT, 0622); 534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd < 0) 55008abac082f1c098d402f944d9287dce67ffce0aMike Chan return -errno; 564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project len = strlen(value); 584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project do { 604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = write(fd, value, len); 614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } while (ret < 0 && errno == EINTR); 624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ret < 0) { 65008abac082f1c098d402f944d9287dce67ffce0aMike Chan return -errno; 664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 7135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectstatic int insmod(const char *filename, char *options) 724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project void *module; 744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned size; 754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int ret; 764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project module = read_file(filename, &size); 784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!module) 794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 8135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project ret = init_module(module, size, options); 824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project free(module); 844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int setkey(struct kbentry *kbe) 894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int fd, ret; 914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project fd = open("/dev/tty0", O_RDWR | O_SYNC); 934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (fd < 0) 944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(fd, KDSKBENT, kbe); 974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(fd); 994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 1004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic int __ifupdown(const char *interface, int up) 1034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct ifreq ifr; 1054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int s, ret; 1064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project strlcpy(ifr.ifr_name, interface, IFNAMSIZ); 1084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project s = socket(AF_INET, SOCK_DGRAM, 0); 1104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (s < 0) 1114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 1124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(s, SIOCGIFFLAGS, &ifr); 1144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (ret < 0) { 1154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project goto done; 1164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (up) 1194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ifr.ifr_flags |= IFF_UP; 1204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project else 1214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ifr.ifr_flags &= ~IFF_UP; 1224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project ret = ioctl(s, SIOCSIFFLAGS, &ifr); 1244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectdone: 1264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project close(s); 1274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return ret; 1284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic void service_start_if_not_disabled(struct service *svc) 1314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!(svc->flags & SVC_DISABLED)) { 133f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 1344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 1354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 137e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)int do_chdir(int nargs, char **args) 138e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik){ 139e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) chdir(args[1]); 140e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) return 0; 141e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)} 142e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) 143e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)int do_chroot(int nargs, char **args) 144e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik){ 145e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) chroot(args[1]); 146e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) return 0; 147e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik)} 148e7cb137f32fbc7caf97b80fac152b4bd3ac242cdJay Freeman (saurik) 1494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_class_start(int nargs, char **args) 1504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Starting a class does not start services 1524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * which are explicitly disabled. They must 1534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project * be started individually. 1544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project */ 1554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_class(args[1], service_start_if_not_disabled); 1564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_class_stop(int nargs, char **args) 1604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_for_each_class(args[1], service_stop); 1624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_domainname(int nargs, char **args) 1664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file("/proc/sys/kernel/domainname", args[1]); 1684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_exec(int nargs, char **args) 1714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 1734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_export(int nargs, char **args) 1764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_environment(args[1], args[2]); 1784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 1794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_hostname(int nargs, char **args) 1824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file("/proc/sys/kernel/hostname", args[1]); 1844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 1864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_ifup(int nargs, char **args) 1874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 1884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return __ifupdown(args[1], 1); 1894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 1904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 19135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 19235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectstatic int do_insmod_inner(int nargs, char **args, int opt_len) 19335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project{ 19435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project char options[opt_len + 1]; 19535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int i; 19635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 19735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project options[0] = '\0'; 19835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs > 2) { 19935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcpy(options, args[2]); 20035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project for (i = 3; i < nargs; ++i) { 20135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcat(options, " "); 20235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project strcat(options, args[i]); 20335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 20435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 20535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 20635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return insmod(args[1], options); 20735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project} 20835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 2094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_insmod(int nargs, char **args) 2104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 21135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int i; 21235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project int size = 0; 21335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 21435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs > 2) { 21535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project for (i = 2; i < nargs; ++i) 21635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project size += strlen(args[i]) + 1; 21735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project } 21835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 21935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return do_insmod_inner(nargs, args, size); 2204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_import(int nargs, char **args) 2234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2249f28bde9eb37e7d00df5c2a7c51d88dcd57cef7bJay Freeman (saurik) return parse_config_file(args[1]); 2254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_mkdir(int nargs, char **args) 2284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = 0755; 2304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* mkdir <path> [mode] [owner] [group] */ 2324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs >= 3) { 2344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode = strtoul(args[2], 0, 8); 2354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (mkdir(args[1], mode)) { 2384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 2394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs >= 4) { 2424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project uid_t uid = decode_uid(args[3]); 2434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project gid_t gid = -1; 2444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 5) { 2464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project gid = decode_uid(args[4]); 2474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[1], uid, gid)) { 2504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 2514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 2554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 2564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic struct { 2584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project const char *name; 2594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned flag; 2604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} mount_flags[] = { 2614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "noatime", MS_NOATIME }, 2624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nosuid", MS_NOSUID }, 2634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nodev", MS_NODEV }, 2644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "nodiratime", MS_NODIRATIME }, 2654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "ro", MS_RDONLY }, 2664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "rw", 0 }, 2674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "remount", MS_REMOUNT }, 2684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { "defaults", 0 }, 2694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project { 0, 0 }, 2704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project}; 2714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project/* mount <type> <device> <path> <flags ...> <options> */ 2734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_mount(int nargs, char **args) 2744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 2754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[64]; 276e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) char *source, *target, *system; 2774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *options = NULL; 2784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project unsigned flags = 0; 2794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n, i; 2804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (n = 4; n < nargs; n++) { 2824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project for (i = 0; mount_flags[i].name; i++) { 2834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strcmp(args[n], mount_flags[i].name)) { 2844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project flags |= mount_flags[i].flag; 2854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project break; 2864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 2894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* if our last argument isn't a flag, wolf it up as an option string */ 2904f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n + 1 == nargs && !mount_flags[i].name) 2914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project options = args[n]; 2924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 2934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 294e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) system = args[1]; 2954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project source = args[2]; 296e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) target = args[3]; 297e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 2984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strncmp(source, "mtd@", 4)) { 2994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project n = mtd_name_to_number(source + 4); 300e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (n < 0) { 301e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 302e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 303e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 304e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) sprintf(tmp, "/dev/block/mtdblock%d", n); 305e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 306e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(tmp, target, system, flags, options) < 0) { 307e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 308e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 309e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 310e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 311e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } else if (!strncmp(source, "loop@", 5)) { 312e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) int mode, loop, fd; 313e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) struct loop_info info; 314e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 315e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) mode = (flags & MS_RDONLY) ? O_RDONLY : O_RDWR; 316e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) fd = open(source + 5, mode); 317e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (fd < 0) { 318e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 3194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 320e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 321e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) for (n = 0; ; n++) { 322e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) sprintf(tmp, "/dev/block/loop%d", n); 323e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) loop = open(tmp, mode); 324e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (loop < 0) { 325e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 326e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 327e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 328e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) /* if it is a blank loop device */ 329e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (ioctl(loop, LOOP_GET_STATUS, &info) < 0 && errno == ENXIO) { 330e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) /* if it becomes our loop device */ 331e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (ioctl(loop, LOOP_SET_FD, fd) >= 0) { 332e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(fd); 333e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 334e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(tmp, target, system, flags, options) < 0) { 335e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) ioctl(loop, LOOP_CLR_FD, 0); 336e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 337e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 338e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 339e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 340e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 341e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 342e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 343e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 344e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 345e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(loop); 346e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 347e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 348e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) close(fd); 349e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) ERROR("out of loopback devices"); 350e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 351e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } else { 352e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) if (mount(source, target, system, flags, options) < 0) { 353e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return -1; 354e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) } 355e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) 356e520d036165b36cf5c4cb305f9cec7d183977b61Jay Freeman (saurik) return 0; 3574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setkey(int nargs, char **args) 3614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct kbentry kbe; 3634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_table = strtoul(args[1], 0, 0); 3644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_index = strtoul(args[2], 0, 0); 3654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project kbe.kb_value = strtoul(args[3], 0, 0); 3664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return setkey(&kbe); 3674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setprop(int nargs, char **args) 3704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project property_set(args[1], args[2]); 3724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_setrlimit(int nargs, char **args) 3764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3774f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct rlimit limit; 3784f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int resource; 3794f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project resource = atoi(args[1]); 3804f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project limit.rlim_cur = atoi(args[2]); 3814f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project limit.rlim_max = atoi(args[3]); 3824f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return setrlimit(resource, &limit); 3834f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3844f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3854f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_start(int nargs, char **args) 3864f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3874f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 3884f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 3894f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 390f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 3914f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 3924f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 3934f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 3944f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 3954f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_stop(int nargs, char **args) 3964f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 3974f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 3984f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 3994f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 4004f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 4014f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4024f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4034f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4044f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4054f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_restart(int nargs, char **args) 4064f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4074f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project struct service *svc; 4084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project svc = service_find_by_name(args[1]); 4094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (svc) { 4104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project service_stop(svc); 411f24e252903ca0f71c7fbfb135cf17e83e0c2ea90San Mehat service_start(svc, NULL); 4124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 4134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_trigger(int nargs, char **args) 4174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 41811e1c42df69b15c938aa1b7570e4370e6ab15a86Jay Freeman (saurik) action_for_each_trigger(args[1], action_add_queue_tail); 4194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 4204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_symlink(int nargs, char **args) 4234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return symlink(args[1], args[2]); 4254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 42735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Projectint do_sysclktz(int nargs, char **args) 42835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project{ 42935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project struct timezone tz; 43035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 43135237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (nargs != 2) 43235237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return -1; 43335237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 43435237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project memset(&tz, 0, sizeof(tz)); 43535237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project tz.tz_minuteswest = atoi(args[1]); 43635237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project if (settimeofday(NULL, &tz)) 43735237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return -1; 43835237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project return 0; 43935237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project} 44035237d135807af84bf9b0e5b8d7f8633e58db6f5The Android Open Source Project 4414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_write(int nargs, char **args) 4424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project{ 4434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return write_file(args[1], args[2]); 4444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 4454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 4467c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehatint do_copy(int nargs, char **args) 4477c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat{ 4487c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat char *buffer = NULL; 4497c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat int rc = 0; 4507c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat int fd1 = -1, fd2 = -1; 4517c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat struct stat info; 4527c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat int brtw, brtr; 4537c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat char *p; 4547c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4557c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (nargs != 3) 4567c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat return -1; 4577c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4587c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (stat(args[1], &info) < 0) 4597c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat return -1; 4607c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4617c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if ((fd1 = open(args[1], O_RDONLY)) < 0) 4627c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4637c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4644833d9f4986d6dafacff841beb3bf93172c84bdcTom Zhu if ((fd2 = open(args[2], O_WRONLY|O_CREAT|O_TRUNC, 0660)) < 0) 4657c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4667c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4677c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (!(buffer = malloc(info.st_size))) 4687c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4697c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4707c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat p = buffer; 4717c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat brtr = info.st_size; 4727c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat while(brtr) { 4737c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat rc = read(fd1, p, brtr); 4747c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (rc < 0) 4757c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4767c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (rc == 0) 4777c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat break; 4787c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat p += rc; 4797c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat brtr -= rc; 4807c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat } 4817c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4827c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat p = buffer; 4837c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat brtw = info.st_size; 4847c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat while(brtw) { 4857c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat rc = write(fd2, p, brtw); 4867c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (rc < 0) 4877c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out_err; 4887c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (rc == 0) 4897c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat break; 4907c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat p += rc; 4917c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat brtw -= rc; 4927c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat } 4937c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 4947c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat rc = 0; 4957c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat goto out; 4967c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehatout_err: 4977c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat rc = -1; 4987c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehatout: 4997c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (buffer) 5007c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat free(buffer); 5017c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (fd1 >= 0) 5027c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat close(fd1); 5037c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat if (fd2 >= 0) 5047c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat close(fd2); 5057c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat return rc; 5067c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat} 5077c44fe5925b6dd51166f73d30de0a2f22d66373eSan Mehat 5084f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_chown(int nargs, char **args) { 5094f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* GID is optional. */ 5104f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 3) { 5114f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[2], decode_uid(args[1]), -1) < 0) 5124f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 5134f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else if (nargs == 4) { 5144f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chown(args[3], decode_uid(args[1]), decode_uid(args[2]))) 5154f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 5164f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5174f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 5184f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5194f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5204f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5214f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5224f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectstatic mode_t get_mode(const char *s) { 5234f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = 0; 5244f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project while (*s) { 5254f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (*s >= '0' && *s <= '7') { 5264f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode = (mode<<3) | (*s-'0'); 5274f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } else { 5284f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 5294f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5304f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project s++; 5314f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5324f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return mode; 5334f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5344f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5354f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_chmod(int nargs, char **args) { 5364f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project mode_t mode = get_mode(args[1]); 5374f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (chmod(args[2], mode) < 0) { 5384f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -errno; 5394f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5404f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5414f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5424f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5434f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_loglevel(int nargs, char **args) { 5444f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs == 2) { 5454f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project log_set_level(atoi(args[1])); 5464f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5474f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5484f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 5494f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 5504f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5514f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Projectint do_device(int nargs, char **args) { 5524f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int len; 5534f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char tmp[64]; 5544f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project char *source = args[1]; 5554f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int prefix = 0; 5564f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project 5574f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (nargs != 5) 5584f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return -1; 5594f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* Check for wildcard '*' at the end which indicates a prefix. */ 5604f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project len = strlen(args[1]) - 1; 5614f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (args[1][len] == '*') { 5624f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project args[1][len] = '\0'; 5634f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project prefix = 1; 5644f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5654f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project /* If path starts with mtd@ lookup the mount number. */ 5664f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (!strncmp(source, "mtd@", 4)) { 5674f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project int n = mtd_name_to_number(source + 4); 5684f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project if (n >= 0) { 5694f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project snprintf(tmp, sizeof(tmp), "/dev/mtd/mtd%d", n); 5704f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project source = tmp; 5714f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5724f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project } 5734f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project add_devperms_partners(source, get_mode(args[2]), decode_uid(args[3]), 5744f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project decode_uid(args[4]), prefix); 5754f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project return 0; 5764f6e8d7a00cbeda1e70cc15be9c4af1018bdad5The Android Open Source Project} 577