forked from premiere/premiere-libtorrent
105 lines
3.3 KiB
C++
105 lines
3.3 KiB
C++
/*
|
|
|
|
Copyright (c) 2006, Arvid Norberg
|
|
All rights reserved.
|
|
|
|
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.
|
|
* Neither the name of the author nor the names of its
|
|
contributors may be used to endorse or promote products derived
|
|
from this software without specific prior written permission.
|
|
|
|
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 COPYRIGHT OWNER 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 TORRENT_UTF8_HPP_INCLUDED
|
|
#define TORRENT_UTF8_HPP_INCLUDED
|
|
|
|
#include <string>
|
|
#include <cwchar>
|
|
#include "libtorrent/ConvertUTF.h"
|
|
|
|
namespace libtorrent
|
|
{
|
|
|
|
inline int utf8_wchar(const std::string &utf8, std::wstring &wide)
|
|
{
|
|
// allocate space for worst-case
|
|
wide.resize(utf8.size());
|
|
wchar_t const* dst_start = &wide[0];
|
|
char const* src_start = &utf8[0];
|
|
ConversionResult ret;
|
|
if (sizeof(wchar_t) == sizeof(UTF32))
|
|
{
|
|
ret = ConvertUTF8toUTF32((const UTF8**)&src_start, (const UTF8*)src_start
|
|
+ utf8.size(), (UTF32**)&dst_start, (UTF32*)dst_start + wide.size()
|
|
, lenientConversion);
|
|
wide.resize(dst_start - &wide[0]);
|
|
return ret;
|
|
}
|
|
else if (sizeof(wchar_t) == sizeof(UTF16))
|
|
{
|
|
ret = ConvertUTF8toUTF16((const UTF8**)&src_start, (const UTF8*)src_start
|
|
+ utf8.size(), (UTF16**)&dst_start, (UTF16*)dst_start + wide.size()
|
|
, lenientConversion);
|
|
wide.resize(dst_start - &wide[0]);
|
|
return ret;
|
|
}
|
|
else
|
|
{
|
|
return sourceIllegal;
|
|
}
|
|
}
|
|
|
|
inline int wchar_utf8(const std::wstring &wide, std::string &utf8)
|
|
{
|
|
// allocate space for worst-case
|
|
utf8.resize(wide.size() * 6);
|
|
char* dst_start = &utf8[0];
|
|
wchar_t const* src_start = &wide[0];
|
|
ConversionResult ret;
|
|
if (sizeof(wchar_t) == sizeof(UTF32))
|
|
{
|
|
ret = ConvertUTF32toUTF8((const UTF32**)&src_start, (const UTF32*)src_start
|
|
+ wide.size(), (UTF8**)&dst_start, (UTF8*)dst_start + utf8.size()
|
|
, lenientConversion);
|
|
utf8.resize(dst_start - &utf8[0]);
|
|
return ret;
|
|
}
|
|
else if (sizeof(wchar_t) == sizeof(UTF16))
|
|
{
|
|
ret = ConvertUTF16toUTF8((const UTF16**)&src_start, (const UTF16*)src_start
|
|
+ wide.size(), (UTF8**)&dst_start, (UTF8*)dst_start + utf8.size()
|
|
, lenientConversion);
|
|
utf8.resize(dst_start - &utf8[0]);
|
|
return ret;
|
|
}
|
|
else
|
|
{
|
|
return sourceIllegal;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|
|
|