1 /*
2 * Copyright (C) 2008 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 <stdio.h>
18 #include <sys/stat.h>
19 #include <errno.h>
20 #include <unistd.h>
21 #include <string.h>
22
23 #include "private/android_filesystem_config.h"
24
25 // This program takes a list of files and directories (indicated by a
26 // trailing slash) on the stdin, and prints to stdout each input
27 // filename along with its desired uid, gid, and mode (in octal).
28 // The leading slash should be stripped from the input.
29 //
30 // Example input:
31 //
32 // system/etc/dbus.conf
33 // data/app/
34 //
35 // Output:
36 //
37 // system/etc/dbus.conf 1002 1002 440
38 // data/app 1000 1000 771
39 //
40 // Note that the output will omit the trailing slash from
41 // directories.
42
main(int argc,char ** argv)43 int main(int argc, char** argv) {
44 char buffer[1024];
45
46 while (fgets(buffer, 1023, stdin) != NULL) {
47 int is_dir = 0;
48 int i;
49 for (i = 0; i < 1024 && buffer[i]; ++i) {
50 switch (buffer[i]) {
51 case '\n':
52 buffer[i-is_dir] = '\0';
53 i = 1025;
54 break;
55 case '/':
56 is_dir = 1;
57 break;
58 default:
59 is_dir = 0;
60 break;
61 }
62 }
63
64 unsigned uid = 0, gid = 0, mode = 0;
65 fs_config(buffer, is_dir, &uid, &gid, &mode);
66 printf("%s %d %d %o\n", buffer, uid, gid, mode);
67 }
68 return 0;
69 }
70