/*
- Copyright (C) 2014-2019 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2014-2020 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
class ScopedTemporary;
boost::optional<std::string> get_from_url (std::string url, bool pasv, bool skip_pasv_ip, ScopedTemporary& temp);
-boost::optional<std::string> get_from_url (std::string url, bool pasv, bool skip_pasv_ip, boost::function<void (boost::filesystem::path)> load);
-boost::optional<std::string> get_from_zip_url (std::string url, std::string file, bool pasv, bool skip_pasv_ip, boost::function<void (boost::filesystem::path)> load);
+boost::optional<std::string> get_from_url (std::string url, bool pasv, bool skip_pasv_ip, boost::function<boost::optional<std::string> (boost::filesystem::path)> load);
+boost::optional<std::string> get_from_zip_url (std::string url, std::string file, bool pasv, bool skip_pasv_ip, boost::function<boost::optional<std::string> (boost::filesystem::path)> load);
+std::list<std::string> ls_url (std::string url);