mongoc_gridfs_find_one_by_filename()¶
Synopsis¶
mongoc_gridfs_file_t *
mongoc_gridfs_find_one_by_filename (mongoc_gridfs_t *gridfs,
const char *filename,
bson_error_t *error);
Parameters¶
gridfs
: A mongoc_gridfs_t.filename
: A UTF-8 encoded string containing the filename.error
: An optional location for a bson_error_t orNULL
.
Description¶
Finds the first file matching the filename specified. If there is an error, NULL is returned and error
is filled out; if there is no error but no matching file is found, NULL is returned and the error code and domain are 0.
Errors¶
Errors are propagated via the error
parameter.
Returns¶
Returns a newly allocated mongoc_gridfs_file_t if successful. You must free the resulting file with mongoc_gridfs_file_destroy() when no longer in use.