mpd/src/util/UriExtract.hxx
2021-01-05 13:11:29 +01:00

79 lines
2.3 KiB
C++

/*
* Copyright 2008-2019 Max Kellermann <max.kellermann@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef URI_EXTRACT_HXX
#define URI_EXTRACT_HXX
#include "Compiler.h"
#include <string_view>
/**
* Checks whether the specified URI has a scheme in the form
* "scheme://".
*/
gcc_pure
bool
uri_has_scheme(std::string_view uri) noexcept;
/**
* Returns the scheme name of the specified URI, or an empty string.
*/
gcc_pure
std::string_view
uri_get_scheme(std::string_view uri) noexcept;
gcc_pure
bool
uri_is_relative_path(const char *uri) noexcept;
/**
* Returns the URI path (including the query string) or nullptr if the
* given URI has no path.
*/
gcc_pure
std::string_view
uri_get_path(std::string_view uri) noexcept;
gcc_pure
std::string_view
uri_get_suffix(std::string_view uri) noexcept;
/**
* Returns the URI fragment, i.e. the portion after the '#', but
* without the '#'. If there is no '#', this function returns
* nullptr; if there is a '#' but no fragment text, it returns an
* empty StringView.
*/
gcc_pure gcc_nonnull_all
const char *
uri_get_fragment(const char *uri) noexcept;
#endif