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/**
* \file albums.c
* Example program that lists the albums on the device.
*
* Copyright (C) 2006 Chris A. Debenham <chris@adebenham.com>
* Copyright (C) 2007 Ted Bullock <tbullock@canada.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "common.h"
#include <stdlib.h>
static void dump_albuminfo(LIBMTP_album_t *album)
{
printf("Album ID: %d\n",album->album_id);
printf(" Parent ID: %d\n",album->parent_id);
printf(" Name: %s\n",album->name);
printf(" Artist: %s\n", album->artist);
printf(" Composer: %s\n", album->composer);
printf(" Genre: %s\n", album->genre);
printf(" Tracks: %d\n\n",album->no_tracks);
}
static void
dump_albums(LIBMTP_mtpdevice_t *device, uint32_t storageid, int leaf)
{
LIBMTP_file_t *files;
/* Get file listing. */
files = LIBMTP_Get_Files_And_Folders(device,
storageid,
leaf);
if (files == NULL) {
LIBMTP_Dump_Errorstack(device);
LIBMTP_Clear_Errorstack(device);
} else {
LIBMTP_file_t *file, *tmp;
file = files;
while (file != NULL) {
/* Please don't print these */
if (file->filetype == LIBMTP_FILETYPE_FOLDER) {
dump_albums(device, storageid, file->item_id);
} else if (file->filetype == LIBMTP_FILETYPE_ALBUM) {
LIBMTP_album_t *album;
album = LIBMTP_Get_Album(device, file->item_id);
dump_albuminfo(album);
LIBMTP_destroy_album_t(album);
}
tmp = file;
file = file->next;
LIBMTP_destroy_file_t(tmp);
}
}
}
int main (int argc, char *argv[]) {
LIBMTP_raw_device_t *rawdevices;
int numrawdevices;
LIBMTP_error_number_t err;
int i;
int opt;
extern int optind;
extern char *optarg;
while ((opt = getopt(argc, argv, "d")) != -1 ) {
switch (opt) {
case 'd':
LIBMTP_Set_Debug(LIBMTP_DEBUG_PTP | LIBMTP_DEBUG_DATA);
break;
}
}
argc -= optind;
argv += optind;
LIBMTP_Init();
fprintf(stdout, "libmtp version: " LIBMTP_VERSION_STRING "\n\n");
err = LIBMTP_Detect_Raw_Devices(&rawdevices, &numrawdevices);
switch(err)
{
case LIBMTP_ERROR_NO_DEVICE_ATTACHED:
fprintf(stdout, "mtp-albums: No Devices have been found\n");
return 0;
case LIBMTP_ERROR_CONNECTING:
fprintf(stderr, "mtp-albums: There has been an error connecting. Exit\n");
return 1;
case LIBMTP_ERROR_MEMORY_ALLOCATION:
fprintf(stderr, "mtp-albums: Memory Allocation Error. Exit\n");
return 1;
/* Unknown general errors - This should never execute */
case LIBMTP_ERROR_GENERAL:
default:
fprintf(stderr, "mtp-albums: Unknown error, please report "
"this to the libmtp developers\n");
return 1;
/* Successfully connected at least one device, so continue */
case LIBMTP_ERROR_NONE:
fprintf(stdout, "mtp-albums: Successfully connected\n");
fflush(stdout);
break;
}
/* iterate through connected MTP devices */
for (i = 0; i < numrawdevices; i++) {
LIBMTP_mtpdevice_t *device;
LIBMTP_devicestorage_t *storage;
char *friendlyname;
device = LIBMTP_Open_Raw_Device_Uncached(&rawdevices[i]);
if (device == NULL) {
fprintf(stderr, "Unable to open raw device %d\n", i);
continue;
}
/* Echo the friendly name so we know which device we are working with */
friendlyname = LIBMTP_Get_Friendlyname(device);
if (friendlyname == NULL) {
printf("Retrieving Albums on Device with name: (NULL)\n");
} else {
printf("Retrieving Albums on Device with name: %s\n", friendlyname);
LIBMTP_FreeMemory(friendlyname);
}
LIBMTP_Dump_Errorstack(device);
LIBMTP_Clear_Errorstack(device);
/* Loop over storages */
for (storage = device->storage; storage != 0; storage = storage->next) {
dump_albums(device, storage->id, LIBMTP_FILES_AND_FOLDERS_ROOT);
}
LIBMTP_Release_Device(device);
}
LIBMTP_FreeMemory(rawdevices);
printf("OK.\n");
return 0;
}
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