1/**
2 * \file format.c
3 * Example program that formats the device storage.
4 *
5 * Copyright (C) 2006-2007 Linus Walleij <triad@df.lth.se>
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the
19 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 * Boston, MA 02111-1307, USA.
21 */
22#include "common.h"
23
24/**
25 * Returns 0 if OK (yes), 1 if not OK (no)
26 */
27static int prompt()
28{
29  char buff[2];
30
31  while (1) {
32    fprintf(stdout, "> ");
33    if ( fgets(buff, sizeof(buff), stdin) == NULL ) {
34      if (ferror(stdin)) {
35        fprintf(stderr, "File error on stdin\n");
36      } else {
37        fprintf(stderr, "EOF on stdin\n");
38      }
39      return 1;
40    }
41    if (buff[0] == 'y') {
42      return 0;
43    } else if (buff[0] == 'n') {
44      return 1;
45    }
46  }
47}
48
49int main (int argc, char **argv)
50{
51  LIBMTP_mtpdevice_t *device;
52  int ret;
53
54  fprintf(stdout, "libmtp version: " LIBMTP_VERSION_STRING "\n\n");
55
56  LIBMTP_Init();
57  device = LIBMTP_Get_First_Device();
58  if (device == NULL) {
59    printf("No devices.\n");
60    return 0;
61  }
62
63  printf("I will now format your device. This means that\n");
64  printf("all content (and licenses) will be lost forever.\n");
65  printf("you will not be able to undo this operation.\n");
66  printf("Continue? (y/n)\n");
67  if (prompt() == 0) {
68    // This will just format the first storage.
69    ret = LIBMTP_Format_Storage(device, device->storage);
70  } else {
71    printf("Aborted.\n");
72    ret = 0;
73  }
74
75  if ( ret != 0 ) {
76    printf("Failed to format device.\n");
77    LIBMTP_Dump_Errorstack(device);
78    LIBMTP_Clear_Errorstack(device);
79    LIBMTP_Release_Device(device);
80    return 1;
81  }
82
83  LIBMTP_Release_Device(device);
84  printf("OK.\n");
85  return 0;
86}
87