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1 /*
2  * Copyright 2011, The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <cutils/android_reboot.h>
18 
19 #include <stdio.h>
20 #include <stdlib.h>
21 
22 #include <cutils/properties.h>
23 
24 #define TAG "android_reboot"
25 
android_reboot(unsigned cmd,int,const char * arg)26 int android_reboot(unsigned cmd, int /*flags*/, const char* arg) {
27     int ret;
28     const char* restart_cmd = NULL;
29     char* prop_value;
30 
31     switch (cmd) {
32         case ANDROID_RB_RESTART:  // deprecated
33         case ANDROID_RB_RESTART2:
34             restart_cmd = "reboot";
35             break;
36         case ANDROID_RB_POWEROFF:
37             restart_cmd = "shutdown";
38             break;
39         case ANDROID_RB_THERMOFF:
40             restart_cmd = "shutdown,thermal";
41             break;
42     }
43     if (!restart_cmd) return -1;
44     if (arg && arg[0]) {
45         ret = asprintf(&prop_value, "%s,%s", restart_cmd, arg);
46     } else {
47         ret = asprintf(&prop_value, "%s", restart_cmd);
48     }
49     if (ret < 0) return -1;
50     ret = property_set(ANDROID_RB_PROPERTY, prop_value);
51     free(prop_value);
52     return ret;
53 }
54