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1 /*
2  * Copyright (c) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #include "init_cmds.h"
16 
17 #include <dlfcn.h>
18 #include <errno.h>
19 #include <fcntl.h>
20 #include <net/if.h>
21 #include <stdbool.h>
22 #include <stdlib.h>
23 #include <string.h>
24 #include <sys/ioctl.h>
25 #include <sys/mount.h>
26 #include <sys/resource.h>
27 #include <sys/stat.h>
28 #include <sys/syscall.h>
29 #include <sys/sysmacros.h>
30 #include <sys/wait.h>
31 #include <unistd.h>
32 #include <linux/module.h>
33 
34 #include "bootstage.h"
35 #include "fs_manager/fs_manager.h"
36 #include "init_cmdexecutor.h"
37 #include "init_jobs_internal.h"
38 #include "init_log.h"
39 #include "init_param.h"
40 #include "init_service_manager.h"
41 #include "init_utils.h"
42 #include "sandbox.h"
43 #include "sandbox_namespace.h"
44 #include "securec.h"
45 #include "fscrypt_utils.h"
46 
47 #ifdef SUPPORT_PROFILER_HIDEBUG
48 #include <hidebug_base.h>
49 #endif
50 
51 #define FSCRYPT_POLICY_BUF_SIZE (60)
52 #define DECIMAL 10
53 #define OCTAL 8
54 
GetParamValue(const char * symValue,unsigned int symLen,char * paramValue,unsigned int paramLen)55 int GetParamValue(const char *symValue, unsigned int symLen, char *paramValue, unsigned int paramLen)
56 {
57     INIT_CHECK_RETURN_VALUE((symValue != NULL) && (paramValue != NULL) && (paramLen != 0), -1);
58     char tmpName[PARAM_NAME_LEN_MAX] = { 0 };
59     int ret;
60     uint32_t curr = 0;
61     char *start = (char *)symValue;
62     if (symLen > strlen(symValue)) {
63         return -1;
64     }
65     char *end = (char *)symValue + symLen;
66     do {
67         char *begin = strchr(start, '$');
68         if (begin == NULL || begin >= end) { // not has '$' copy the original string
69             ret = strncpy_s(paramValue + curr, paramLen - curr, start, symLen);
70             INIT_ERROR_CHECK(ret == EOK, return -1, "Failed to copy start %s", start);
71             break;
72         } else {
73             ret = memcpy_s(paramValue + curr, paramLen - curr, start, begin - start);
74             INIT_ERROR_CHECK(ret == 0, return -1, "Failed to copy first value %s", symValue);
75             curr += begin - start;
76         }
77         while (*begin != '{') {
78             INIT_CHECK_RETURN_VALUE(*begin != '\0', -1);
79             begin++;
80         }
81         begin++;
82         char *left = strchr(begin, '}');
83         INIT_CHECK_RETURN_VALUE(left != NULL, -1);
84 
85         // copy param name
86         ret = strncpy_s(tmpName, PARAM_NAME_LEN_MAX, begin, left - begin);
87         INIT_ERROR_CHECK(ret == EOK, return -1, "Invalid param name %s", symValue);
88         if (paramLen < curr) {
89             INIT_LOGE("Failed to get param value over max length");
90             return -1;
91         }
92         uint32_t valueLen = paramLen - curr;
93         ret = SystemReadParam(tmpName, paramValue + curr, &valueLen);
94         INIT_ERROR_CHECK(ret == 0, return -1, "Failed to get param %s", tmpName);
95         curr += valueLen;
96         left++;
97         if ((unsigned int)(left - symValue) >= symLen) {
98             break;
99         }
100         start = left;
101     } while (1);
102     return 0;
103 }
104 
SyncExecCommand(int argc,char * const * argv)105 static int SyncExecCommand(int argc, char * const *argv)
106 {
107     INIT_LOGI("Sync exec: %s", argv[0]);
108     pid_t pid = fork();
109     INIT_ERROR_CHECK(!(pid < 0), return -1, "Fork new process to format failed: %d", errno);
110     if (pid == 0) {
111         INIT_CHECK_ONLY_ELOG(execv(argv[0], argv) == 0, "execv %s failed! err %d.", argv[0], errno);
112         exit(-1);
113     }
114     int status;
115     pid_t ret = waitpid(pid, &status, 0);
116     if (ret != pid) {
117         INIT_LOGE("Failed to wait pid %d, errno %d", pid, errno);
118         return -1;
119     }
120     INIT_LOGI("Sync exec: %s result %d %d", argv[0], WEXITSTATUS(status), WIFEXITED(status));
121     return WEXITSTATUS(status);
122 }
123 
DoIfup(const struct CmdArgs * ctx)124 static void DoIfup(const struct CmdArgs *ctx)
125 {
126     struct ifreq interface;
127     INIT_ERROR_CHECK(strncpy_s(interface.ifr_name, IFNAMSIZ - 1, ctx->argv[0], strlen(ctx->argv[0])) == EOK,
128         return, "DoIfup failed to copy interface name");
129     INIT_LOGV("interface name: %s", interface.ifr_name);
130 
131     int fd = socket(AF_INET, SOCK_DGRAM, 0);
132     INIT_ERROR_CHECK(fd >= 0, return, "DoIfup failed to create socket, err = %d", errno);
133 
134     if (ioctl(fd, SIOCGIFFLAGS, &interface) >= 0) {
135         interface.ifr_flags |= IFF_UP;
136         INIT_CHECK_ONLY_ELOG(ioctl(fd, SIOCSIFFLAGS, &interface) >= 0,
137             "DoIfup failed to do ioctl with command \"SIOCSIFFLAGS\", err = %d", errno);
138     }
139     close(fd);
140 }
141 
142 // format insmod <ko name> [-f] [options]
DoInsmod(const struct CmdArgs * ctx)143 static void DoInsmod(const struct CmdArgs *ctx)
144 {
145     int index = 0;
146     int flags = 0;
147     char *fileName = NULL;
148     if (ctx->argc > index) {
149         fileName = ctx->argv[index];
150         index++;
151     }
152     INIT_ERROR_CHECK(fileName != NULL, return, "Can not find file name from param %s", ctx->argv[0]);
153     INIT_LOGV("Install mode %s ", fileName);
154     char *realPath = GetRealPath(fileName);
155     INIT_ERROR_CHECK(realPath != NULL, return, "Can not get real file name from param %s", ctx->argv[0]);
156     if (ctx->argc > 1 && ctx->argv[1] != NULL && strcmp(ctx->argv[1], "-f") == 0) { // [-f]
157         flags = MODULE_INIT_IGNORE_VERMAGIC | MODULE_INIT_IGNORE_MODVERSIONS;
158         index++;
159     }
160     char *options = BuildStringFromCmdArg(ctx, index); // [options]
161     int fd = open(realPath, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
162     if (fd >= 0) {
163         int rc = syscall(__NR_finit_module, fd, options, flags);
164         if (rc == -1) {
165             INIT_LOGE("Failed to install kernel module for %s failed options %s err: %d", realPath, options, errno);
166         }
167     }
168     if (options != NULL) {
169         free(options);
170     }
171     if (fd >= 0) {
172         close(fd);
173     }
174     free(realPath);
175     return;
176 }
177 
DoSetParam(const struct CmdArgs * ctx)178 static void DoSetParam(const struct CmdArgs *ctx)
179 {
180     INIT_LOGV("set param name: %s, value %s ", ctx->argv[0], ctx->argv[1]);
181     SystemWriteParam(ctx->argv[0], ctx->argv[1]);
182 }
183 
DoLoadPersistParams(const struct CmdArgs * ctx)184 static void DoLoadPersistParams(const struct CmdArgs *ctx)
185 {
186     INIT_LOGV("LoadPersistParams");
187     LoadPersistParams();
188     HookMgrExecute(GetBootStageHookMgr(), INIT_POST_PERSIST_PARAM_LOAD, NULL, NULL);
189 }
190 
DoTriggerCmd(const struct CmdArgs * ctx)191 static void DoTriggerCmd(const struct CmdArgs *ctx)
192 {
193     INIT_LOGV("DoTrigger :%s", ctx->argv[0]);
194     DoTriggerExec(ctx->argv[0]);
195 }
196 
DoLoadDefaultParams(const struct CmdArgs * ctx)197 static void DoLoadDefaultParams(const struct CmdArgs *ctx)
198 {
199     int mode = 0;
200     if (ctx->argc > 1 && strcmp(ctx->argv[1], "onlyadd") == 0) {
201         mode = LOAD_PARAM_ONLY_ADD;
202     }
203     INIT_LOGV("DoLoadDefaultParams args : %s %d", ctx->argv[0], mode);
204     LoadDefaultParams(ctx->argv[0], mode);
205 }
206 
DoSyncExec(const struct CmdArgs * ctx)207 static void DoSyncExec(const struct CmdArgs *ctx)
208 {
209     // format: syncexec /xxx/xxx/xxx xxx
210     INIT_ERROR_CHECK(ctx != NULL && ctx->argv[0] != NULL, return, "DoSyncExec: invalid arguments");
211     SyncExecCommand(ctx->argc, ctx->argv);
212     return;
213 }
214 
DoExec(const struct CmdArgs * ctx)215 static void DoExec(const struct CmdArgs *ctx)
216 {
217     // format: exec /xxx/xxx/xxx xxx
218     INIT_ERROR_CHECK(ctx != NULL && ctx->argv[0] != NULL, return, "DoExec: invalid arguments");
219     pid_t pid = fork();
220     INIT_ERROR_CHECK(pid >= 0, return, "DoExec: failed to fork child process to exec \"%s\"", ctx->argv[0]);
221 
222     if (pid == 0) {
223         OpenHidebug(ctx->argv[0]);
224         int ret = execv(ctx->argv[0], ctx->argv);
225         INIT_CHECK_ONLY_ELOG(ret != -1, "DoExec: execute \"%s\" failed: %d.", ctx->argv[0], errno);
226         _exit(0x7f);
227     }
228     return;
229 }
230 
DoSymlink(const struct CmdArgs * ctx)231 static void DoSymlink(const struct CmdArgs *ctx)
232 {
233     // format: symlink /xxx/xxx/xxx /xxx/xxx/xxx
234     int ret = symlink(ctx->argv[0], ctx->argv[1]);
235     if (ret != 0 && errno != EEXIST) {
236         INIT_LOGE("DoSymlink: link %s to %s failed: %d", ctx->argv[0], ctx->argv[1], errno);
237     }
238 }
239 
GetDeviceMode(const char * deviceStr)240 static mode_t GetDeviceMode(const char *deviceStr)
241 {
242     switch (*deviceStr) {
243         case 'b':
244         case 'B':
245             return S_IFBLK;
246         case 'c':
247         case 'C':
248             return S_IFCHR;
249         case 'f':
250         case 'F':
251             return S_IFIFO;
252         default:
253             return -1;
254     }
255 }
256 
DoMakeNode(const struct CmdArgs * ctx)257 static void DoMakeNode(const struct CmdArgs *ctx)
258 {
259     // format: mknod path b 0644 1 9
260     const int deviceTypePos = 1;
261     const int authorityPos = 2;
262     const int majorDevicePos = 3;
263     const int minorDevicePos = 4;
264     INIT_ERROR_CHECK(access(ctx->argv[1], F_OK), return, "DoMakeNode failed, path has sexisted");
265     mode_t deviceMode = GetDeviceMode(ctx->argv[deviceTypePos]);
266     errno = 0;
267     unsigned int major = strtoul(ctx->argv[majorDevicePos], NULL, DECIMAL);
268     INIT_CHECK_ONLY_ELOG(errno != ERANGE, "Failed to strtoul %s", ctx->argv[majorDevicePos]);
269     unsigned int minor = strtoul(ctx->argv[minorDevicePos], NULL, DECIMAL);
270     INIT_CHECK_ONLY_ELOG(errno != ERANGE, "Failed to strtoul %s", ctx->argv[minorDevicePos]);
271     mode_t authority = strtoul(ctx->argv[authorityPos], NULL, OCTAL);
272     INIT_CHECK_ONLY_ELOG(errno != ERANGE, "Failed to strtoul %s", ctx->argv[authorityPos]);
273     int ret = mknod(ctx->argv[0], deviceMode | authority, makedev(major, minor));
274     if (ret != 0) {
275         INIT_LOGE("DoMakeNode: path: %s failed: %d", ctx->argv[0], errno);
276     }
277 }
278 
DoMakeDevice(const struct CmdArgs * ctx)279 static void DoMakeDevice(const struct CmdArgs *ctx)
280 {
281     // format: makedev major minor
282     errno = 0;
283     unsigned int major = strtoul(ctx->argv[0], NULL, DECIMAL);
284     INIT_CHECK_ONLY_ELOG(errno != ERANGE, "Failed to strtoul %s", ctx->argv[0]);
285     unsigned int minor = strtoul(ctx->argv[1], NULL, DECIMAL);
286     INIT_CHECK_ONLY_ELOG(errno != ERANGE, "Failed to strtoul %s", ctx->argv[1]);
287     dev_t deviceId = makedev(major, minor);
288     INIT_CHECK_ONLY_ELOG(deviceId >= 0, "DoMakedevice \" major:%s, minor:%s \" failed :%d ", ctx->argv[0],
289         ctx->argv[1], errno);
290     return;
291 }
292 
DoMountFstabFile(const struct CmdArgs * ctx)293 static void DoMountFstabFile(const struct CmdArgs *ctx)
294 {
295     INIT_LOGI("Mount partitions from fstab file \" %s \"", ctx->argv[0]);
296     int ret = MountAllWithFstabFile(ctx->argv[0], 0);
297     INIT_LOGI("Mount partitions from fstab file \" %s \" finish ret %d", ctx->argv[0], ret);
298     HookMgrExecute(GetBootStageHookMgr(), INIT_MOUNT_STAGE, NULL, NULL);
299 }
300 
DoUmountFstabFile(const struct CmdArgs * ctx)301 static void DoUmountFstabFile(const struct CmdArgs *ctx)
302 {
303     INIT_LOGI("Umount partitions from fstab file \" %s \"", ctx->argv[0]);
304     int rc = UmountAllWithFstabFile(ctx->argv[0]);
305     if (rc < 0) {
306         INIT_LOGE("Run command umount_fstab failed");
307     } else {
308         INIT_LOGI("Umount partitions from fstab done");
309     }
310 }
311 
DoRestorecon(const struct CmdArgs * ctx)312 static void DoRestorecon(const struct CmdArgs *ctx)
313 {
314     int ret;
315     INIT_CMD_INFO cmdInfo;
316     cmdInfo.cmdName = "restorecon";
317     cmdInfo.cmdContent = ctx->argv[0];
318     cmdInfo.reserved = NULL;
319 
320     HOOK_EXEC_OPTIONS options;
321     options.flags = TRAVERSE_STOP_WHEN_ERROR;
322     options.preHook = NULL;
323     options.postHook = NULL;
324     ret = HookMgrExecute(GetBootStageHookMgr(), INIT_RESTORECON, (void*)(&cmdInfo), (void*)(&options));
325     if (ret == 0) {
326         return;
327     }
328     PluginExecCmdByName("restoreContentRecurse", ctx->argv[0]);
329     return;
330 }
331 
DoLoadAccessTokenId(const struct CmdArgs * ctx)332 static void DoLoadAccessTokenId(const struct CmdArgs *ctx)
333 {
334     LoadAccessTokenId();
335 }
336 
FilterService(const Service * service,const char ** exclude,int size)337 static int FilterService(const Service *service, const char **exclude, int size)
338 {
339     for (int i = 0; i < size; i++) {
340         if (exclude[i] != NULL && strcmp(service->name, exclude[i]) == 0) {
341             return 1;
342         }
343     }
344     return 0;
345 }
346 
DoStopAllServices(const struct CmdArgs * ctx)347 static void DoStopAllServices(const struct CmdArgs *ctx)
348 {
349     int flags = SERVICE_ATTR_INVALID;
350     if (ctx->argc >= 1 && strcmp(ctx->argv[0], "true") == 0) {
351         flags |= SERVICE_ATTR_NEEDWAIT;
352         StopAllServices(flags, (const char **)(&ctx->argv[1]), ctx->argc - 1, FilterService);
353     } else {
354         StopAllServices(flags, (const char **)ctx->argv, ctx->argc, FilterService);
355     }
356     return;
357 }
358 
DoUmount(const struct CmdArgs * ctx)359 static void DoUmount(const struct CmdArgs *ctx)
360 {
361     INIT_LOGI("DoUmount %s",  ctx->argv[0]);
362     MountStatus status = GetMountStatusForMountPoint(ctx->argv[0]);
363     if (status == MOUNT_MOUNTED) {
364         int ret = umount(ctx->argv[0]);
365         if ((ret != 0) && (ctx->argc > 1) && (strcmp(ctx->argv[1], "MNT_FORCE") == 0)) {
366             ret = umount2(ctx->argv[0], MNT_FORCE);
367         }
368         INIT_CHECK_ONLY_ELOG(ret == 0, "Failed to umount %s, errno %d", ctx->argv[0], errno);
369     } else if (status == MOUNT_UMOUNTED) {
370         INIT_LOGI("%s is already umounted", ctx->argv[0]);
371     } else {
372         INIT_LOGE("Failed to get %s mount status", ctx->argv[0]);
373     }
374 }
375 
DoSync(const struct CmdArgs * ctx)376 static void DoSync(const struct CmdArgs *ctx)
377 {
378     sync();
379 }
380 
DoTimerStart(const struct CmdArgs * ctx)381 static void DoTimerStart(const struct CmdArgs *ctx)
382 {
383     INIT_LOGI("Timer start service with arg = %s", ctx->argv[0]);
384     char *arg = ctx->argv[0];
385     int count = 0;
386     int expectedCount = 2;
387     char **splitArgs = SplitStringExt(ctx->argv[0], "|", &count, expectedCount);
388     if (splitArgs == NULL) {
389         INIT_LOGE("Call timer_start with invalid arguments");
390         return;
391     }
392 
393     if (count != expectedCount) {
394         INIT_LOGE("Call timer_start with unexpected arguments %s", arg);
395         FreeStringVector(splitArgs, count);
396         return;
397     }
398 
399     Service *service = GetServiceByName(splitArgs[0]);
400     if (service == NULL) {
401         INIT_LOGE("Cannot find service in timer_start command");
402         FreeStringVector(splitArgs, count);
403         return;
404     }
405 
406     errno = 0;
407     uint64_t timeout = strtoull(splitArgs[1], NULL, DECIMAL_BASE);
408     if (errno != 0) {
409         INIT_LOGE("call timer_start with invalid timer");
410         FreeStringVector(splitArgs, count);
411         return;
412     }
413     // not need this anymore , release memory.
414     FreeStringVector(splitArgs, count);
415     ServiceStartTimer(service, timeout);
416 }
417 
DoTimerStop(const struct CmdArgs * ctx)418 static void DoTimerStop(const struct CmdArgs *ctx)
419 {
420     INIT_LOGI("Stop service timer with arg = %s", ctx->argv[0]);
421     const char *serviceName = ctx->argv[0];
422     Service *service = GetServiceByName(serviceName);
423     if (service == NULL) {
424         INIT_LOGE("Cannot find service in timer_stop command");
425         return;
426     }
427     ServiceStopTimer(service);
428 }
429 
InitFscryptPolicy(void)430 static bool InitFscryptPolicy(void)
431 {
432     char policy[FSCRYPT_POLICY_BUF_SIZE];
433     if (LoadFscryptPolicy(policy, FSCRYPT_POLICY_BUF_SIZE) == 0) {
434         if (SetFscryptSysparam(policy) == 0) {
435             return true;
436         }
437     }
438     return false;
439 }
440 
DoInitGlobalKey(const struct CmdArgs * ctx)441 static void DoInitGlobalKey(const struct CmdArgs *ctx)
442 {
443     INIT_LOGV("Do init global key start");
444     const char *dataDir = "/data";
445     if (strncmp(ctx->argv[0], dataDir, strlen(dataDir)) != 0) {
446         INIT_LOGE("Not data partitation");
447         return;
448     }
449     if (!InitFscryptPolicy()) {
450         INIT_LOGW("Init fscrypt failed, not enable fscrypt");
451         return;
452     }
453 
454     char * const argv[] = {
455         "/system/bin/sdc",
456         "filecrypt",
457         "init_global_key",
458         NULL
459     };
460     int argc = ARRAY_LENGTH(argv);
461     int ret = SyncExecCommand(argc, argv);
462     INIT_CMD_INFO cmdInfo;
463     cmdInfo.cmdName = "init_global_key";
464     cmdInfo.cmdContent = (const char *)&ret;
465     cmdInfo.reserved = NULL;
466     HookMgrExecute(GetBootStageHookMgr(), INIT_POST_DATA_UNENCRYPT, (void*)(&cmdInfo), NULL);
467 }
468 
DoInitMainUser(const struct CmdArgs * ctx)469 static void DoInitMainUser(const struct CmdArgs *ctx)
470 {
471     char * const argv[] = {
472         "/system/bin/sdc",
473         "filecrypt",
474         "init_main_user",
475         NULL
476     };
477     int argc = ARRAY_LENGTH(argv);
478     int ret = SyncExecCommand(argc, argv);
479     INIT_CMD_INFO cmdInfo;
480     cmdInfo.cmdName = "init_main_user";
481     cmdInfo.cmdContent = (const char *)&ret;
482     cmdInfo.reserved = NULL;
483     HookMgrExecute(GetBootStageHookMgr(), INIT_POST_DATA_UNENCRYPT, (void*)(&cmdInfo), NULL);
484 }
485 
DoMkswap(const struct CmdArgs * ctx)486 static void DoMkswap(const struct CmdArgs *ctx)
487 {
488     char *const argv[] = {
489         "/system/bin/mkswap",
490         ctx->argv[0],
491         NULL
492     };
493     int argc = ARRAY_LENGTH(argv);
494     SyncExecCommand(argc, argv);
495 }
496 
DoSwapon(const struct CmdArgs * ctx)497 static void DoSwapon(const struct CmdArgs *ctx)
498 {
499     char *const argv[] = {
500         "/system/bin/swapon",
501         ctx->argv[0],
502         NULL
503     };
504     int argc = ARRAY_LENGTH(argv);
505     SyncExecCommand(argc, argv);
506 }
507 
DoMkSandbox(const struct CmdArgs * ctx)508 static void DoMkSandbox(const struct CmdArgs *ctx)
509 {
510     INIT_LOGV("Do make sandbox start");
511     const char *sandbox = ctx->argv[0];
512     InitDefaultNamespace();
513     if (!InitSandboxWithName(sandbox)) {
514         INIT_LOGE("Failed to init sandbox with name %s.", sandbox);
515     }
516 
517     if (PrepareSandbox(sandbox) != 0) {
518         INIT_LOGE("Failed to prepare sandbox %s.", sandbox);
519         DestroySandbox(sandbox);
520     }
521     if (EnterDefaultNamespace() < 0) {
522         INIT_LOGE("Failed to set default namespace.");
523     }
524     CloseDefaultNamespace();
525 }
526 
527 static const struct CmdTable g_cmdTable[] = {
528     { "syncexec ", 1, 10, 0, DoSyncExec },
529     { "exec ", 1, 10, 0, DoExec },
530     { "mknode ", 5, 5, 0, DoMakeNode },
531     { "makedev ", 2, 2, 0, DoMakeDevice },
532     { "symlink ", 2, 2, 1, DoSymlink },
533     { "trigger ", 0, 1, 0, DoTriggerCmd },
534     { "insmod ", 1, 10, 1, DoInsmod },
535     { "setparam ", 2, 2, 0, DoSetParam },
536     { "load_persist_params ", 0, 1, 0, DoLoadPersistParams },
537     { "load_param ", 1, 2, 0, DoLoadDefaultParams },
538     { "load_access_token_id ", 0, 1, 0, DoLoadAccessTokenId },
539     { "ifup ", 1, 1, 1, DoIfup },
540     { "mount_fstab ", 1, 1, 0, DoMountFstabFile },
541     { "umount_fstab ", 1, 1, 0, DoUmountFstabFile },
542     { "restorecon ", 1, 1, 1, DoRestorecon },
543     { "stopAllServices ", 0, 10, 0, DoStopAllServices },
544     { "umount ", 1, 1, 0, DoUmount },
545     { "sync ", 0, 1, 0, DoSync },
546     { "timer_start", 1, 1, 0, DoTimerStart },
547     { "timer_stop", 1, 1, 0, DoTimerStop },
548     { "init_global_key ", 1, 1, 0, DoInitGlobalKey },
549     { "init_main_user ", 0, 1, 0, DoInitMainUser },
550     { "mkswap", 1, 1, 0, DoMkswap},
551     { "swapon", 1, 1, 0, DoSwapon},
552     { "mksandbox", 1, 1, 0, DoMkSandbox},
553 };
554 
GetCmdTable(int * number)555 const struct CmdTable *GetCmdTable(int *number)
556 {
557     *number = (int)ARRAY_LENGTH(g_cmdTable);
558     return g_cmdTable;
559 }
560 
OpenHidebug(const char * name)561 void OpenHidebug(const char *name)
562 {
563 #ifdef SUPPORT_PROFILER_HIDEBUG
564     InitEnvironmentParam(name);
565 #endif
566 }
567 
SetFileCryptPolicy(const char * dir)568 int SetFileCryptPolicy(const char *dir)
569 {
570     if (dir == NULL) {
571         INIT_LOGE("SetFileCryptPolicy:dir is null");
572         return -EINVAL;
573     }
574     return FscryptPolicyEnable(dir);
575 }
576