/**
* Retrieves information about a file.
*
* @param camera a #Camera
* @param folder a folder
* @param file the name of the file
* @param info
* @param context a #GPContext
* @return a gphoto2 error code
*
**/
int
gp_camera_file_get_info (Camera *camera, const char *folder,
const char *file, CameraFileInfo *info,
GPContext *context)
{
int result = GP_OK;
const char *mime_type;
const char *data;
/* long int size; */
CameraFile *cfile;
gp_log (GP_LOG_DEBUG, "gphoto2-camera", "Getting file info for '%s' "
"in '%s'...", file, folder);
CHECK_NULL (camera && folder && file && info);
CHECK_INIT (camera, context);
memset (info, 0, sizeof (CameraFileInfo));
/* Check first if the camera driver supports the filesystem */
CHECK_OPEN (camera, context);
result = gp_filesystem_get_info (camera->fs, folder, file, info,
context);
CHECK_CLOSE (camera, context);
if (result != GP_ERROR_NOT_SUPPORTED) {
CAMERA_UNUSED (camera, context);
return (result);
}
/*
* The CameraFilesystem doesn't support file info. We simply get
* the preview and the file and look for ourselves...
*/
/* It takes too long to get the file */
info->file.fields = GP_FILE_INFO_NONE;
/* Get the preview */
info->preview.fields = GP_FILE_INFO_NONE;
CRS (camera, gp_file_new (&cfile), context);
if (gp_camera_file_get (camera, folder, file, GP_FILE_TYPE_PREVIEW,
cfile, context) == GP_OK) {
unsigned long size;
info->preview.fields |= GP_FILE_INFO_SIZE | GP_FILE_INFO_TYPE;
gp_file_get_data_and_size (cfile, &data, &size);
info->preview.size = size;
gp_file_get_mime_type (cfile, &mime_type);
strncpy (info->preview.type, mime_type,
sizeof (info->preview.type));
}
gp_file_unref (cfile);
/* We don't trust the camera libraries */
info->file.fields |= GP_FILE_INFO_NAME;
strncpy (info->file.name, file, sizeof (info->file.name));
info->preview.fields &= ~GP_FILE_INFO_NAME;
CAMERA_UNUSED (camera, context);
return (GP_OK);
}
static int
get_file_func (CameraFilesystem *fs, const char *folder, const char *filename,
CameraFileType type, CameraFile *file, void *data,
GPContext *context)
{
Camera *camera = data;
unsigned long image_id;
char image_id_string[] = {0, 0, 0, 0, 0, 0, 0};
unsigned int size;
CameraFileInfo info;
int r;
KncCamRes cr;
KncCntrlRes cntrl_res = KNC_CNTRL_OK;
if (strlen (filename) != 11) return (GP_ERROR_FILE_NOT_FOUND);
if (strcmp (folder, "/")) return (GP_ERROR_DIRECTORY_NOT_FOUND);
/* Check if we can get the image id from the filename. */
strncpy (image_id_string, filename, 6);
image_id = atol (image_id_string);
/* Get information about the image */
C (gp_filesystem_get_info (camera->fs, folder,
filename, &info, context));
/*
* Remove the timeout, get the image and start the timeout
* afterwards.
*/
gp_camera_stop_timeout (camera, camera->pl->timeout);
knc_cntrl_set_func_data (camera->pl->c, data_func, file);
switch (type) {
case GP_FILE_TYPE_PREVIEW:
size = 2048;
cntrl_res = knc_get_image (camera->pl->c, &cr,
image_id, KNC_SOURCE_CARD, KNC_IMAGE_THUMB);
break;
case GP_FILE_TYPE_NORMAL:
size = info.file.size;
cntrl_res = knc_get_image (camera->pl->c, &cr,
image_id, KNC_SOURCE_CARD, KNC_IMAGE_EXIF);
break;
default:
r = GP_ERROR_NOT_SUPPORTED;
}
camera->pl->timeout = gp_camera_start_timeout (camera, PING_TIMEOUT,
timeout_func);
CR (cntrl_res, context);
CCR (cr, context);
C (gp_file_set_mime_type (file, GP_MIME_JPEG));
return (GP_OK);
}
int
main ()
{
CameraFilesystem *fs;
CameraFileInfo info;
CameraList *list;
int x, count;
const char *name;
char *foldername;
GPContext *context;
#ifdef HAVE_MCHECK_H
mtrace();
#endif
CHECK (gp_list_new(&list));
gp_log_add_func (GP_LOG_DEBUG, log_func, NULL);
context = gp_context_new ();
gp_context_set_error_func (context, error_func, NULL);
printf ("*** Creating file system...\n");
CHECK (gp_filesystem_new (&fs));
printf ("*** Setting the callbacks...\n");
CHECK (gp_filesystem_set_funcs (fs, &fsfuncs, NULL));
printf ("*** Adding a file...\n");
CHECK (gp_filesystem_append (fs, "/", "my.file", context));
gp_filesystem_dump (fs);
printf ("*** Removing this file...\n");
CHECK (gp_filesystem_delete_file (fs, "/", "my.file", context));
gp_filesystem_dump (fs);
printf ("*** Resetting...\n");
CHECK (gp_filesystem_reset (fs));
gp_filesystem_dump (fs);
printf ("*** Adding /...\n");
CHECK (gp_filesystem_append (fs, "/", NULL, context));
printf ("*** Adding /whatever ...\n");
CHECK (gp_filesystem_append (fs, "/whatever", NULL, context));
printf ("*** Adding /whatever/dir...\n");
CHECK (gp_filesystem_append (fs, "/whatever/dir", NULL, context));
printf ("*** Adding /whatever/dir/file1...\n");
CHECK (gp_filesystem_append (fs, "/whatever/dir", "file1", context));
gp_filesystem_dump (fs);
printf ("*** Adding /whatever/dir/file2...\n");
CHECK (gp_filesystem_append (fs, "/whatever/dir", "file2", context));
CHECK (gp_filesystem_append (fs, "/whatever/dir", "file3", context));
CHECK (gp_filesystem_append (fs, "/whatever/dir", "file4", context));
CHECK (gp_filesystem_append (fs, "/whatever/dir", "file5", context));
gp_filesystem_dump (fs);
printf ("*** Deleting everything below root...\n");
CHECK (gp_filesystem_delete_all (fs, "/", context));
gp_filesystem_dump (fs);
printf ("*** Appending root directory...\n");
CHECK (gp_filesystem_append (fs, "/", NULL, context));
printf ("*** Appending some directories...\n");
CHECK (gp_filesystem_append (fs, "/whatever", NULL, context));
CHECK (gp_filesystem_append (fs, "/whatever/directory", NULL, context));
printf ("*** Adding some files...\n");
CHECK (gp_filesystem_append (fs, "/whatever/directory",
"some.file", context));
CHECK (gp_filesystem_append (fs, "/whatever/directory",
"some.file2", context));
CHECK (gp_filesystem_append (fs, "/another/directory",
"another.file", context));
gp_filesystem_dump (fs);
printf ("*** Getting info about a file...\n");
CHECK (gp_filesystem_get_info (fs, "/whatever/directory", "some.file",
&info, context));
printf ("*** Getting info again (cache!)...\n");
CHECK (gp_filesystem_get_info (fs, "/whatever/directory", "some.file",
&info, context));
printf ("*** Set info about another file...\n");
CHECK (gp_filesystem_set_info (fs, "/whatever/directory", "some.file2",
info, context));
printf ("*** Getting info about this file (cache!)...\n");
CHECK (gp_filesystem_get_info (fs, "/whatever/directory", "some.file2",
&info, context));
printf ("*** Deleting a file...\n");
CHECK (gp_filesystem_delete_file (fs, "/whatever/directory",
"some.file2", context));
gp_filesystem_dump (fs);
printf ("*** Resetting the filesystem...\n");
CHECK (gp_filesystem_reset (fs));
gp_filesystem_dump (fs);
printf ("*** Getting file list for folder '/whatever/directory'...\n");
CHECK (gp_filesystem_list_folders (fs, "/whatever/directory",
list, context));
printf ("*** Getting file list for folder '/whatever/directory' "
"again (cached!)...\n");
CHECK (gp_filesystem_list_folders (fs, "/whatever/directory",
list, context));
printf ("*** Counting the contents...\n");
CHECK (count = gp_list_count (list));
printf ("*** Listing the contents...\n");
for (x = 0; x < count; x++) {
CHECK (gp_list_get_name (list, x, &name));
printf (" %i: '%s'\n", x, name);
}
printf ("*** Getting folder of 'file1'...\n");
CHECK (gp_filesystem_get_folder (fs, "file1", &foldername, context));
printf ("... found in '%s'.\n", foldername);
free(foldername);
printf ("*** Deleting a couple of files...\n");
CHECK (gp_filesystem_delete_file (fs, "/whatever", "file5", context));
CHECK (gp_filesystem_delete_file (fs, "/whatever", "file4", context));
CHECK (gp_filesystem_delete_file (fs, "/whatever", "file3", context));
gp_filesystem_dump (fs);
printf ("*** Freeing file system...\n");
CHECK (gp_filesystem_free (fs));
gp_context_unref (context);
CHECK (gp_list_free(list));
#ifdef HAVE_MCHECK_H
muntrace();
#endif
return (0);
}
