mirror of
https://github.com/matrix-construct/construct
synced 2024-11-30 02:32:43 +01:00
268 lines
7 KiB
C++
268 lines
7 KiB
C++
/*
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* charybdis: standing on the shoulders of giant build times
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*
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* Copyright (C) 2016 Charybdis Development Team
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* Copyright (C) 2016 Jason Volk <jason@zemos.net>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice is present in all copies.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* 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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#include <boost/locale.hpp>
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namespace ircd {
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namespace locale {
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} // namespace locale
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} // namespace ircd
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#ifdef HAVE_CODECVT
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std::u16string
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ircd::locale::char16::conv(const std::string &s)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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return converter.from_bytes(s);
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}
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#else
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std::u16string
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ircd::locale::char16::conv(const std::string &s)
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{
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return boost::locale::conv::utf_to_utf<char16_t>(s);
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}
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#endif
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#ifdef HAVE_CODECVT
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std::u16string
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ircd::locale::char16::conv(const char *const &s)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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return s? converter.from_bytes(s) : std::u16string{};
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}
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#else
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std::u16string
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ircd::locale::char16::conv(const char *const &s)
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{
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return boost::locale::conv::utf_to_utf<char16_t>(s);
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}
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#endif
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#ifdef HAVE_CODECVT
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std::u16string
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ircd::locale::char16::conv(const char *const &s,
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const size_t &len)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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return s && len? converter.from_bytes(s, s + len) : std::u16string{};
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}
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#else
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std::u16string
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ircd::locale::char16::conv(const char *const &s,
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const size_t &len)
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{
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return boost::locale::conv::utf_to_utf<char16_t>(s, s + len);
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}
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#endif
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#ifdef HAVE_CODECVT
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std::string
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ircd::locale::char16::conv(const std::u16string &s)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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return converter.to_bytes(s);
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}
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#else
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std::string
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ircd::locale::char16::conv(const std::u16string &s)
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{
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return boost::locale::conv::utf_to_utf<char>(s);
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}
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#endif
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#ifdef HAVE_CODECVT
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std::string
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ircd::locale::char16::conv(const char16_t *const &s)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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return s? converter.to_bytes(s) : std::string{};
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}
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#else
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std::string
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ircd::locale::char16::conv(const char16_t *const &s)
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{
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return boost::locale::conv::utf_to_utf<char>(s);
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}
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#endif
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#ifdef HAVE_CODECVT
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std::string
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ircd::locale::char16::conv(const char16_t *const &s,
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const size_t &len)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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return s && len? converter.to_bytes(s, s + len) : std::string{};
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}
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#else
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std::string
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ircd::locale::char16::conv(const char16_t *const &s,
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const size_t &len)
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{
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return boost::locale::conv::utf_to_utf<char>(s, s + len);
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}
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#endif
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#ifdef HAVE_CODECVT
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size_t
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ircd::locale::char16::conv(const char16_t *const &str,
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char *const &buf,
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const size_t &max)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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//TODO: optimize
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const auto s(converter.to_bytes(str));
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return rb_strlcpy(buf, s.c_str(), max);
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}
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#else
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size_t
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ircd::locale::char16::conv(const char16_t *const &str,
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char *const &buf,
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const size_t &max)
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{
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//TODO: optimize
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const auto s(boost::locale::conv::utf_to_utf<char>(str));
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return rb_strlcpy(buf, s.c_str(), max);
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}
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#endif
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#ifdef HAVE_CODECVT
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size_t
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ircd::locale::char16::conv(const char16_t *const &str,
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const size_t &len,
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char *const &buf,
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const size_t &max)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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//TODO: optimize
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const auto s(converter.to_bytes(str, str + len));
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return rb_strlcpy(buf, s.c_str(), max);
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}
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#else
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size_t
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ircd::locale::char16::conv(const char16_t *const &str,
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const size_t &len,
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char *const &buf,
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const size_t &max)
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{
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//TODO: optimize
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const auto s(boost::locale::conv::utf_to_utf<char>(str, str + len));
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return rb_strlcpy(buf, s.c_str(), max);
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}
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#endif
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#ifdef HAVE_CODECVT
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size_t
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ircd::locale::char16::conv(const char *const &str,
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char16_t *const &buf,
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const size_t &max)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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if(unlikely(!max))
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return 0;
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//TODO: optimize
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const auto s(converter.from_bytes(str));
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const auto cpsz(std::min(s.size(), size_t(max - 1)));
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memcpy(buf, s.data(), cpsz * 2);
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buf[cpsz] = char16_t(0);
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return cpsz;
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}
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#else
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size_t
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ircd::locale::char16::conv(const char *const &str,
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char16_t *const &buf,
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const size_t &max)
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{
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if(unlikely(!max))
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return 0;
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//TODO: optimize
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const auto s(boost::locale::conv::utf_to_utf<char16_t>(str));
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const auto cpsz(std::min(s.size(), size_t(max - 1)));
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memcpy(buf, s.data(), cpsz * 2);
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buf[cpsz] = char16_t(0);
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return cpsz;
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}
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#endif
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#ifdef HAVE_CODECVT
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size_t
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ircd::locale::char16::conv(const char *const &str,
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const size_t &len,
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char16_t *const &buf,
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const size_t &max)
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{
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static std::wstring_convert<std::codecvt_utf8<char16_t>, char16_t> converter;
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if(unlikely(!max))
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return 0;
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//TODO: optimize
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const auto s(converter.from_bytes(str, str + len));
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const auto cpsz(std::min(s.size(), size_t(max - 1)));
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memcpy(buf, s.data(), cpsz * 2);
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buf[cpsz] = char16_t(0);
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return cpsz;
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}
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#else
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size_t
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ircd::locale::char16::conv(const char *const &str,
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const size_t &len,
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char16_t *const &buf,
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const size_t &max)
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{
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if(unlikely(!max))
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return 0;
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//TODO: optimize
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const auto s(boost::locale::conv::utf_to_utf<char16_t>(str, str + len));
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const auto cpsz(std::min(s.size(), size_t(max - 1)));
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memcpy(buf, s.data(), cpsz * 2);
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buf[cpsz] = char16_t(0);
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return cpsz;
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}
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#endif
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char16_t
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ircd::locale::char16::conv(const char &c)
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{
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//TODO: optimize
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char16_t ret[2];
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char cs[2] = { c, '\0' };
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conv(cs, ret, 1);
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return ret[0];
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}
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char
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ircd::locale::char16::conv(const char16_t &c)
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{
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//TODO: optimize
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char ret[2];
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char16_t cs[2] = { c, char16_t(0) };
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conv(cs, ret, 1);
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return ret[0];
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}
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