forked from premiere/premiere-libtorrent
113 lines
4.5 KiB
C++
113 lines
4.5 KiB
C++
/*
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Copyright (c) 2003-2014, Arvid Norberg
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the distribution.
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* Neither the name of the author nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TORRENT_ESCAPE_STRING_HPP_INCLUDED
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#define TORRENT_ESCAPE_STRING_HPP_INCLUDED
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#include <string>
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#include "libtorrent/config.hpp"
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#include "libtorrent/error_code.hpp"
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#include "libtorrent/string_view.hpp"
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#include "libtorrent/flags.hpp"
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namespace libtorrent {
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// hidden
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using encode_string_flags_t = flags::bitfield_flag<std::uint8_t, struct encode_string_flags_tag>;
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namespace string
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{
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// use lower case alphabet used with i2p
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constexpr encode_string_flags_t lowercase = 0_bit;
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// don't insert padding
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constexpr encode_string_flags_t no_padding = 1_bit;
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// shortcut used for addresses as sha256 hashes
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constexpr encode_string_flags_t i2p = lowercase | no_padding;
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}
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TORRENT_EXTRA_EXPORT std::string unescape_string(string_view s, error_code& ec);
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// replaces all disallowed URL characters by their %-encoding
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TORRENT_EXTRA_EXPORT std::string escape_string(string_view str);
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// same as escape_string but does not encode '/'
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TORRENT_EXTRA_EXPORT std::string escape_path(string_view str);
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// if the url does not appear to be encoded, and it contains illegal url characters
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// it will be encoded
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TORRENT_EXTRA_EXPORT std::string maybe_url_encode(std::string const& url);
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TORRENT_EXTRA_EXPORT string_view trim(string_view);
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TORRENT_EXTRA_EXPORT string_view::size_type find(string_view haystack, string_view needle, string_view::size_type pos);
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#if TORRENT_ABI_VERSION == 1
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// deprecated in 1.2
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// convert a file://-URL to a proper path
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TORRENT_EXTRA_EXPORT std::string resolve_file_url(std::string const& url);
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#endif
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// returns true if the given string (not 0-terminated) contains
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// characters that would need to be escaped if used in a URL
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TORRENT_EXTRA_EXPORT bool need_encoding(char const* str, int len);
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// encodes a string using the base64 scheme
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TORRENT_EXTRA_EXPORT std::string base64encode(std::string const& s);
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#if TORRENT_USE_I2P
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// encodes a string using the base32 scheme
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TORRENT_EXTRA_EXPORT std::string base32encode(string_view s, encode_string_flags_t flags = {});
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#endif
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TORRENT_EXTRA_EXPORT std::string base32decode(string_view s);
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// replaces \ with /
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TORRENT_EXTRA_EXPORT void convert_path_to_posix(std::string& path);
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#ifdef TORRENT_WINDOWS
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TORRENT_EXTRA_EXPORT void convert_path_to_windows(std::string& path);
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#endif
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TORRENT_EXTRA_EXPORT std::string read_until(char const*& str, char delim
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, char const* end);
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#if defined TORRENT_WINDOWS
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TORRENT_EXTRA_EXPORT std::wstring convert_to_wstring(std::string const& s);
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TORRENT_EXTRA_EXPORT std::string convert_from_wstring(std::wstring const& s);
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#endif
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#if TORRENT_USE_ICONV || TORRENT_USE_LOCALE || defined TORRENT_WINDOWS
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TORRENT_EXTRA_EXPORT std::string convert_to_native(std::string const& s);
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TORRENT_EXTRA_EXPORT std::string convert_from_native(std::string const& s);
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#else
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// internal
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inline std::string const& convert_to_native(std::string const& s) { return s; }
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// internal
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inline std::string const& convert_from_native(std::string const& s) { return s; }
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#endif
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}
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#endif // TORRENT_ESCAPE_STRING_HPP_INCLUDED
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