forked from mia/Aegisub
84 lines
3.1 KiB
C++
84 lines
3.1 KiB
C++
// Copyright (c) 2009, Thomas Goyne
|
|
// 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 Aegisub Group 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.
|
|
//
|
|
// Aegisub Project http://www.aegisub.org/
|
|
//
|
|
// $Id$
|
|
|
|
/// @file charset_conv.cpp
|
|
/// @brief Iconv-based implementation of character set conversions
|
|
/// @ingroup utility
|
|
///
|
|
|
|
#include "config.h"
|
|
|
|
#include "charset_conv.h"
|
|
|
|
#ifndef AGI_PRE
|
|
#include <errno.h>
|
|
#include <stdint.h>
|
|
|
|
#include <wx/intl.h>
|
|
#endif
|
|
|
|
class AegisubCSConvImpl : public AegisubCSConv {
|
|
public:
|
|
AegisubCSConvImpl() { }
|
|
};
|
|
|
|
AegisubCSConv::AegisubCSConv()
|
|
: conv("wchar_t", "")
|
|
{
|
|
}
|
|
|
|
size_t AegisubCSConv::ToWChar(wchar_t *dst, size_t dstSize, const char *src, size_t srcLen) const {
|
|
throw agi::charset::UnsupportedConversion("Cannot convert to local with csConvLocal");
|
|
}
|
|
|
|
/// @brief Convert a string from wide characters to multibyte
|
|
/// @param dst Destination buffer
|
|
/// @param dstSize Length of destination buffer in bytes
|
|
/// @param src Source wide character string
|
|
/// @param srcLen Length in wchar_ts of source, or -1 to autodetect
|
|
/// @return The number of bytes needed to store the string in the target charset
|
|
size_t AegisubCSConv::FromWChar(char *dst, size_t dstSize, const wchar_t *src, size_t srcLen) const {
|
|
try {
|
|
if (srcLen != (size_t)-1) {
|
|
if (src[srcLen - 1] == 0) srcLen -= 1;
|
|
srcLen *= sizeof(wchar_t);
|
|
}
|
|
if (dstSize == 0) {
|
|
return conv.RequiredBufferSize(reinterpret_cast<const char*>(src), srcLen);
|
|
}
|
|
return conv.Convert(reinterpret_cast<const char*>(src), srcLen, dst, dstSize);
|
|
}
|
|
catch (agi::charset::ConvError const&) {
|
|
return (size_t)-1;
|
|
}
|
|
}
|
|
static AegisubCSConvImpl localConv;
|
|
AegisubCSConv& csConvLocal = localConv;
|