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 <iostream>
16 #include "fs_manager/mount.h"
17 #include "misc_info/misc_info.h"
18 #include "securec.h"
19 #include "updater/updater_const.h"
20 #include "parameter.h"
21 
22 using namespace std;
23 using namespace Updater;
24 
PrintPrompts()25 static void PrintPrompts()
26 {
27     cout << "Please input correct command, examples :" << endl;
28     cout << "updater       :  write_updater updater /data/updater/updater.zip" << endl;
29     cout << "factory_reset :  write_updater user_factory_reset" << endl;
30     cout << "sdcard_update :  write_updater sdcard_update" << endl;
31     cout << "clear command :  write_updater clear" << endl;
32     cout << "updater_para  : write_updater updater_para" << endl;
33 }
34 
ExceptionUpdater(int argc,char ** argv,UpdateMessage & boot)35 static int ExceptionUpdater(int argc, char **argv, UpdateMessage &boot)
36 {
37     if (argc < BINARY_MAX_ARGS) {
38         cout << "Please input correct updater command!" << endl;
39         return -1;
40     }
41     if (argv[WRITE_SECOND_CMD] != nullptr) {
42         if (snprintf_s(boot.update, sizeof(boot.update), sizeof(boot.update) - 1, "--update_package=%s",
43             argv[WRITE_SECOND_CMD]) == -1) {
44             cout << "WriteUpdaterMessage snprintf_s failed!" << endl;
45             return -1;
46         }
47     }
48     return 0;
49 }
50 
WriteUpdaterPara(int argc,UpdaterPara & para)51 static int WriteUpdaterPara(int argc, UpdaterPara &para)
52 {
53     if (argc != 2) { // 2 : Not 2 is an invalid input
54         cout << "please input correct updater command!" << endl;
55         return -1;
56     }
57     int res = GetParameter("persist.global.language", "", para.language, MAX_PARA_SIZE);
58     if (res <= 0) {
59         cout << "Get language parameter failed" << endl;
60         return -1;
61     }
62     if (!WriteUpdaterParaMisc(para)) {
63         cout << "WriteUpdaterParaMisc failed!" << endl;
64         return -1;
65     }
66     return 0;
67 }
68 
main(int argc,char ** argv)69 int main(int argc, char **argv)
70 {
71     if (argc == 1) {
72         PrintPrompts();
73         return -1;
74     }
75 
76     const std::string miscFile = "/dev/block/by-name/misc";
77     struct UpdateMessage boot {};
78     struct UpdaterPara para {};
79     if (strcmp(argv[1], "updater") == 0) {
80         if (ExceptionUpdater(argc, argv, boot) == -1) {
81             return -1;
82         }
83     } else if (strcmp(argv[1], "user_factory_reset") == 0) {
84         if (strncpy_s(boot.update, sizeof(boot.update), "--user_wipe_data", sizeof(boot.update) - 1) != 0) {
85             cout << "strncpy_s failed!" << endl;
86             return -1;
87         }
88     } else if (strcmp(argv[1], "boot_flash") == 0) {
89         if (strncpy_s(boot.update, sizeof(boot.update), "boot_flash", sizeof(boot.update) - 1) != 0) {
90             cout << "strncpy_s failed!" << endl;
91             return -1;
92         }
93     } else if (strcmp(argv[1], "clear") == 0) {
94         cout << "clear misc" << endl;
95     } else if (strcmp(argv[1], "sdcard_update") == 0) {
96         if (strncpy_s(boot.update, sizeof(boot.update), "--sdcard_update", sizeof(boot.update) - 1) != 0) {
97             cout << "strncpy_s failed!" << endl;
98             return -1;
99         }
100     } else if (strcmp(argv[1], "updater_para") == 0) {
101         if (WriteUpdaterPara(argc, para) != 0) {
102             return -1;
103         }
104         return 0;
105     } else {
106         cout << "Please input correct command!" << endl;
107         return -1;
108     }
109     bool ret = WriteUpdaterMessage(miscFile, boot);
110     if (!ret) {
111         cout << "WriteUpdaterMessage failed!" << endl;
112         return -1;
113     }
114     return 0;
115 }
116