cdesktopenv/cde/programs/nsgmls/CodingSystem.C

136 lines
2.8 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these librararies and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: CodingSystem.C /main/2 1996/08/08 12:10:51 mgreess $ */
// Copyright (c) 1994 James Clark
// See the file COPYING for copying permission.
#ifdef __GNUG__
#pragma implementation
#endif
#include "splib.h"
#include "CodingSystem.h"
#ifdef SP_SHORT_HEADERS
#include <strstrea.h>
#else
#if defined(linux) || defined(CSRG_BASED)
#include <strstream>
#else
#include <strstream.h>
#endif
#endif
#include <string.h>
#include <sys/param.h>
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
InputCodingSystem::~InputCodingSystem()
{
}
StringC InputCodingSystem::convertIn(const char *s) const
{
Decoder *decoder = makeDecoder();
StringC str;
str.resize(strlen(s));
str.resize(decoder->decode(&str[0], s, strlen(s), &s));
delete decoder;
return str;
}
Boolean InputCodingSystem::isIdentity() const
{
return 0;
}
OutputCodingSystem::~OutputCodingSystem()
{
}
unsigned OutputCodingSystem::fixedBytesPerChar() const
{
return 0;
}
String<char> OutputCodingSystem::convertOut(const StringC &str) const
{
Encoder *encoder = makeEncoder();
strstreambuf stream(MAXPATHLEN);
StringC copy(str);
encoder->output(copy.data(), copy.size(), &stream);
delete encoder;
char *s = stream.str();
#if defined(linux) || defined(CSRG_BASED)
String<char> result(s, stream.pcount());
#else
String<char> result(s, stream.out_waiting());
#endif
result += '\0';
stream.freeze(0);
#ifdef __lucid
// Workaround lcc bug (3.1p2 with -O -XF).
String<char> temp(result);
return temp;
#else
return result;
#endif
}
Decoder::Decoder(unsigned minBytesPerChar)
: minBytesPerChar_(minBytesPerChar)
{
}
Decoder::~Decoder()
{
}
Boolean Decoder::convertOffset(unsigned long &) const
{
return false;
}
Encoder::Encoder()
: unencodableHandler_(0)
{
}
Encoder::~Encoder()
{
}
void Encoder::output(Char *s, size_t n, streambuf *sp)
{
output((const Char *)s, n, sp);
}
void Encoder::startFile(streambuf *)
{
}
#ifdef SP_NAMESPACE
}
#endif