newplaylist.c revision aac4729a1797831465f3d45b840e22749fbf1095 
1/**
2 * \file newplaylist.c
3 * Example program to create a playlist on a device.
4 *
5 * Copyright (C) 2006 Robert Reardon <rreardon@monkshatch.vispa.com>
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#include "string.h"
24#include <stdlib.h>
25#include <limits.h>
26#include <sys/stat.h>
27#include <fcntl.h>
28#include <errno.h>
29
30static void usage(void) {
31  printf("Usage: newplaylist -i <fileid/trackid> -n <playlistname> -s <storage_id> -p <parent_id>\n");
32  exit(0);
33}
34
35int main (int argc, char **argv) {
36  int opt;
37  extern int optind;
38  extern char *optarg;
39  LIBMTP_mtpdevice_t *device = NULL;
40  int idcount = 0;
41  uint32_t *ids = NULL;
42  uint32_t *tmp = NULL;
43  char *playlistname = NULL;
44  char *rest;
45  uint32_t storageid = 0;
46  uint32_t parentid = 0;
47
48  fprintf(stdout, "libmtp version: " LIBMTP_VERSION_STRING "\n\n");
49
50  while ( (opt = getopt(argc, argv, "hn:i:s:p:")) != -1 ) {
51    switch (opt) {
52    case 'h':
53      usage();
54    case 'i':
55      idcount++;
56      if ((tmp = realloc(ids, sizeof(uint32_t) * (idcount))) == NULL) {
57        printf("realloc failed\n");
58        return 1;
59      }
60      ids = tmp;
61      ids[(idcount-1)] = strtoul(optarg, &rest, 0);
62      break;
63    case 'n':
64      playlistname = strdup(optarg);
65      break;
66    case 's':
67      storageid = (uint32_t) strtoul(optarg, NULL, 0);
68	  break;
69    case 'p':
70      parentid = (uint32_t) strtoul(optarg, NULL, 0);
71	  break;
72    default:
73      usage();
74    }
75  }
76  argc -= optind;
77  argv += optind;
78
79  if ( playlistname == NULL) {
80    printf("You need to supply a playlist name.\n");
81    usage();
82  }
83
84  if (idcount == 0) {
85    printf("You need to supply one or more track IDs\n");
86    usage();
87  }
88
89
90  LIBMTP_Init();
91  device = LIBMTP_Get_First_Device();
92  if (device == NULL) {
93    printf("No devices.\n");
94    return 0;
95  }
96
97  LIBMTP_playlist_t *playlist = LIBMTP_new_playlist_t();
98  playlist->name = playlistname;
99  playlist->no_tracks = idcount;
100  playlist->tracks = ids;
101  playlist->parent_id = parentid;
102  playlist->storage_id = storageid;
103  int ret = LIBMTP_Create_New_Playlist(device,playlist);
104  if (ret != 0) {
105    printf("Couldn't create playlist object\n");
106    LIBMTP_Dump_Errorstack(device);
107    LIBMTP_Clear_Errorstack(device);
108  }
109  else {
110    printf("Created new playlist: %u\n", playlist->playlist_id);
111  }
112
113  LIBMTP_Release_Device(device);
114  printf("OK.\n");
115  return 0;
116}
117
118