oxmc
114 lines
3.0 KiB
C++
114 lines
3.0 KiB
C++
// *****************************************************************************
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// * This file is part of the FreeFileSync project. It is distributed under *
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// * GNU General Public License: https://www.gnu.org/licenses/gpl-3.0 *
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// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
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// *****************************************************************************
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#ifndef FTP_COMMON_H_92889457091324321454
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#define FTP_COMMON_H_92889457091324321454
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#include <zen/base64.h>
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#include <zen/string_tools.h>
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#include "abstract.h"
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namespace fff
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{
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inline
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Zstring encodePasswordBase64(const ZstringView pass)
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{
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using namespace zen;
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return utfTo<Zstring>(stringEncodeBase64(utfTo<std::string>(pass))); //nothrow
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}
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inline
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Zstring decodePasswordBase64(const ZstringView pass)
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{
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using namespace zen;
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return utfTo<Zstring>(stringDecodeBase64(utfTo<std::string>(pass))); //nothrow
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}
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//according to the SFTP path syntax, the username must not contain raw @ and :
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//-> we don't need a full urlencode!
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inline
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Zstring encodeFtpUsername(Zstring name)
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{
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using namespace zen;
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replace(name, Zstr('%'), Zstr("%25")); //first!
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replace(name, Zstr('@'), Zstr("%40"));
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replace(name, Zstr(':'), Zstr("%3A"));
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return name;
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}
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inline
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Zstring decodeFtpUsername(Zstring name)
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{
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using namespace zen;
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replace(name, Zstr("%40"), Zstr('@'));
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replace(name, Zstr("%3A"), Zstr(':'));
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replace(name, Zstr("%3a"), Zstr(':'));
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replace(name, Zstr("%25"), Zstr('%')); //last!
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return name;
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}
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inline
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std::optional<std::pair<Zstring, int /*optional: port*/>> parseIpv6Address(ZstringView str)
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{
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using namespace zen;
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str = trimCpy(str);
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int port = 0;
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//https://en.wikipedia.org/wiki/IPv6#Address_representation
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if (startsWith(str, Zstr('[')))
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{
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str = str.substr(1);
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if (!contains(str, Zstr(']')))
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return std::nullopt;
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ZstringView portStr = afterLast (str, Zstr(']'), IfNotFoundReturn::none);
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str = beforeLast(str, Zstr(']'), IfNotFoundReturn::none);
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if (!portStr.empty())
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{
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if (!startsWith(portStr, Zstr(':')))
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return std::nullopt;
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portStr = portStr.substr(1);
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if (!std::all_of(portStr.begin(), portStr.end(), &isDigit<Zchar>))
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return std::nullopt;
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port = stringTo<int>(portStr); //valid range: [0, 65535]
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}
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}
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if (!contains(str, Zstr(':')) ||
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!std::all_of(str.begin(), str.end(), [](Zchar c)
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{
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return isHexDigit(c) || c == Zstr(':');
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}))
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return std::nullopt;
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return std::make_pair(Zstring(str), port);
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}
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//(S)FTP path relative to server root using Unix path separators and with leading slash
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inline
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Zstring getServerRelPath(const AfsPath& itemPath)
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{
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using namespace zen;
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if constexpr (FILE_NAME_SEPARATOR != Zstr('/' ))
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return Zstr('/') + replaceCpy(itemPath.value, FILE_NAME_SEPARATOR, Zstr('/'));
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else
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return Zstr('/') + itemPath.value;
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}
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}
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#endif //FTP_COMMON_H_92889457091324321454
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