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/*
* Copyright (C) 2003-2014 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_URI_UTIL_HXX
#define MPD_URI_UTIL_HXX
#include "Compiler.h"
#include <string>
/**
* Checks whether the specified URI has a scheme in the form
* "scheme://".
*/
gcc_pure
bool uri_has_scheme(const char *uri);
/**
* Returns the scheme name of the specified URI, or an empty string.
*/
gcc_pure
std::string
uri_get_scheme(const char *uri);
gcc_pure
const char *
uri_get_suffix(const char *uri);
struct UriSuffixBuffer {
char data[8];
};
/**
* Returns the file name suffix, ignoring the query string.
*/
gcc_pure
const char *
uri_get_suffix(const char *uri, UriSuffixBuffer &buffer);
/**
* Returns true if this is a safe "local" URI:
*
* - non-empty
* - does not begin or end with a slash
* - no double slashes
* - no path component begins with a dot
*/
gcc_pure
bool
uri_safe_local(const char *uri);
/**
* Removes HTTP username and password from the URI. This may be
* useful for displaying an URI without disclosing secrets. Returns
* an empty string if nothing needs to be removed, or if the URI is
* not recognized.
*/
gcc_pure
std::string
uri_remove_auth(const char *uri);
/**
* Check whether #child specifies a resource "inside" the directory
* specified by #parent. If the strings are equal, the function
* returns false.
*/
gcc_pure gcc_nonnull_all
bool
uri_is_child(const char *parent, const char *child);
gcc_pure gcc_nonnull_all
bool
uri_is_child_or_same(const char *parent, const char *child);
/**
* Translate the given URI in the context of #base. For example,
* uri_apply_base("foo", "http://bar/a/")=="http://bar/a/foo".
*/
gcc_pure
std::string
uri_apply_base(const std::string &uri, const std::string &base);
#endif
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