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1 /**
2  * \file files.c
3  * Example program that lists all files on a device.
4  *
5  * Copyright (C) 2005-2012 Linus Walleij <triad@df.lth.se>
6  * Copyright (C) 2007 Ted Bullock <tbullock@canada.com>
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with this library; if not, write to the
20  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21  * Boston, MA 02111-1307, USA.
22  */
23 #include "common.h"
24 #include <stdlib.h>
25 
dump_fileinfo(LIBMTP_file_t * file)26 static void dump_fileinfo(LIBMTP_file_t *file)
27 {
28   printf("File ID: %u\n", file->item_id);
29   if (file->filename != NULL)
30     printf("   Filename: %s\n", file->filename);
31 
32   // This is sort of special...
33   if (file->filesize == (uint32_t) -1) {
34     printf("   None. (abstract file, size = -1)\n");
35   } else {
36 #ifdef __WIN32__
37     printf("   File size %llu (0x%016I64X) bytes\n", file->filesize, file->filesize);
38 #else
39     printf("   File size %llu (0x%016llX) bytes\n",
40 	   (long long unsigned int) file->filesize,
41 	   (long long unsigned int) file->filesize);
42 #endif
43   }
44   printf("   Parent ID: %u\n", file->parent_id);
45   printf("   Storage ID: 0x%08X\n", file->storage_id);
46   printf("   Filetype: %s\n", LIBMTP_Get_Filetype_Description(file->filetype));
47 }
48 
49 static void
dump_files(LIBMTP_mtpdevice_t * device,uint32_t storageid,int leaf)50 dump_files(LIBMTP_mtpdevice_t *device, uint32_t storageid, int leaf)
51 {
52   LIBMTP_file_t *files;
53 
54   /* Get file listing. */
55   files = LIBMTP_Get_Files_And_Folders(device,
56 				       storageid,
57 				       leaf);
58   if (files == NULL) {
59     LIBMTP_Dump_Errorstack(device);
60     LIBMTP_Clear_Errorstack(device);
61   } else {
62     LIBMTP_file_t *file, *tmp;
63     file = files;
64     while (file != NULL) {
65       /* Please don't print these */
66       if (file->filetype == LIBMTP_FILETYPE_FOLDER) {
67 	dump_files(device, storageid, file->item_id);
68       } else {
69 	dump_fileinfo(file);
70       }
71       tmp = file;
72       file = file->next;
73       LIBMTP_destroy_file_t(tmp);
74     }
75   }
76 }
77 
main(int argc,char ** argv)78 int main(int argc, char **argv)
79 {
80   LIBMTP_raw_device_t *rawdevices;
81   int numrawdevices;
82   LIBMTP_error_number_t err;
83   int i;
84 
85   fprintf(stdout, "libmtp version: " LIBMTP_VERSION_STRING "\n\n");
86 
87   LIBMTP_Init();
88 
89   err = LIBMTP_Detect_Raw_Devices(&rawdevices, &numrawdevices);
90   switch(err)
91   {
92   case LIBMTP_ERROR_NO_DEVICE_ATTACHED:
93     fprintf(stdout, "mtp-files: No Devices have been found\n");
94     return 0;
95   case LIBMTP_ERROR_CONNECTING:
96     fprintf(stderr, "mtp-files: There has been an error connecting. Exit\n");
97     return 1;
98   case LIBMTP_ERROR_MEMORY_ALLOCATION:
99     fprintf(stderr, "mtp-files: Memory Allocation Error. Exit\n");
100     return 1;
101 
102   /* Unknown general errors - This should never execute */
103   case LIBMTP_ERROR_GENERAL:
104   default:
105     fprintf(stderr, "mtp-files: Unknown error, please report "
106                     "this to the libmtp developers\n");
107     return 1;
108 
109   /* Successfully connected at least one device, so continue */
110   case LIBMTP_ERROR_NONE:
111     fprintf(stdout, "mtp-files: Successfully connected\n");
112     fflush(stdout);
113     break;
114   }
115 
116   /* iterate through connected MTP devices */
117   for (i = 0; i < numrawdevices; i++) {
118     LIBMTP_mtpdevice_t *device;
119     LIBMTP_devicestorage_t *storage;
120     char *friendlyname;
121 
122     device = LIBMTP_Open_Raw_Device_Uncached(&rawdevices[i]);
123     if (device == NULL) {
124       fprintf(stderr, "Unable to open raw device %d\n", i);
125       continue;
126     }
127 
128     /* Echo the friendly name so we know which device we are working with */
129     friendlyname = LIBMTP_Get_Friendlyname(device);
130     if (friendlyname == NULL) {
131       printf("Listing File Information on Device with name: (NULL)\n");
132     } else {
133       printf("Listing File Information on Device with name: %s\n", friendlyname);
134       free(friendlyname);
135     }
136 
137     LIBMTP_Dump_Errorstack(device);
138     LIBMTP_Clear_Errorstack(device);
139 
140     /* Loop over storages */
141     for (storage = device->storage; storage != 0; storage = storage->next) {
142       dump_files(device, storage->id, LIBMTP_FILES_AND_FOLDERS_ROOT);
143     }
144     LIBMTP_Release_Device(device);
145   }
146 
147   free(rawdevices);
148 
149   printf("OK.\n");
150   exit (0);
151 }
152