imgtools/imglib/uniconv/source/uniconv.cpp
author lorewang
Wed, 17 Nov 2010 16:16:57 +0800
changeset 693 9dfe674c217c
parent 626 ac03b93ca9c4
permissions -rw-r--r--
update release info
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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* Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string>
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#include <new>
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#ifdef WIN32
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#include <windows.h>
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#else
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#include <strings.h>
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#include <iconv.h>
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#endif
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#include "uniconv.hpp"
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int UniConv::DefaultCodePage2UTF8(const char* DCPStringRef, unsigned int DCPLength, char** UTF8StringRef, unsigned int* UTFLength) throw ()
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{
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	int reslen = -1;
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	if(!UTF8StringRef || !UTFLength || !DCPStringRef)
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		return (int)-1;
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#ifdef WIN32
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	//make Unicode string from its default code page
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	reslen = MultiByteToWideChar(CP_ACP, 0, DCPStringRef, DCPLength, NULL, 0);
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	if(0 == reslen)
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		return (int)-1;
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	WCHAR* unistr = new (std::nothrow) WCHAR[reslen+1];
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	if(!unistr)
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		return (int)-1;
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	reslen = MultiByteToWideChar(CP_ACP, 0, DCPStringRef, DCPLength, unistr, reslen);
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	if(0 == reslen)
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	{
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		delete[] unistr;
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		return (int)-1;
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	}
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	//make UTF-8 string from its Unicode encoding
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	unsigned int realutflen = 0;
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	realutflen = WideCharToMultiByte(CP_UTF8, 0, unistr, reslen, NULL, 0, NULL, NULL);
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	if(0 == realutflen)
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	{
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		delete[] unistr;
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		return (int)-1;
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	}
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	if(realutflen+1 > *UTFLength)
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	{
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		if(*UTF8StringRef)
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			delete[] *UTF8StringRef;
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		*UTF8StringRef = new (std::nothrow) char[realutflen+1];
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		if(!*UTF8StringRef)
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		{
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			delete[] unistr;
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			*UTFLength = 0;
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			return (int)-1;
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		}
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	}
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	*UTFLength = realutflen;
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	reslen = WideCharToMultiByte(CP_UTF8, 0, unistr, reslen, *UTF8StringRef, *UTFLength, NULL, NULL);
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	(*UTF8StringRef)[realutflen] = 0;
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	if(0 == reslen)
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		reslen = (int)-1;
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	//clean up temporarily allocated resources
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	delete[] unistr;
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#else
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	//character set format: language[_territory][.codeset][@modifier]
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	char* dcp = getenv("LANG");
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	if(!dcp)
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		return (int)-1;
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	char* dot = strstr(dcp, ".");
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	if(dot)
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		dcp += ((dot-dcp) + 1);
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	char* atmark = strstr(dcp, "@");
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	if(atmark)
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		*(atmark) = 0;
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	if(strcasecmp(dcp, "UTF-8") == 0)
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	{
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		strcpy(*UTF8StringRef, DCPStringRef);
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		*UTFLength = DCPLength;
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		return DCPLength;
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	}
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	iconv_t convhan = iconv_open("UTF-8", dcp);
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	if((iconv_t)(-1) == convhan)
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		return (int)-1;
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	char* utf8str = new (std::nothrow) char[DCPLength*4];
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	if(!utf8str)
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	{
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		iconv_close(convhan);
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		return (int)-1;
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	}
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	int realutflen = DCPLength*4;
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	int origLen = realutflen;
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	char* pout = utf8str;
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	if(iconv(convhan, const_cast<char**>(&DCPStringRef), (size_t*)&DCPLength, &pout, (size_t*)&realutflen) < 0)
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	{
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		iconv_close(convhan);
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		delete[] utf8str;
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		return (int)-1;
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	}
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	realutflen = origLen - realutflen;
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	if((unsigned int)(realutflen+1) > *UTFLength)
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   123
	{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   124
		if(*UTF8StringRef)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   125
			delete[] *UTF8StringRef;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   126
		*UTF8StringRef = new (std::nothrow) char[realutflen+1];
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   127
		if(!*UTF8StringRef)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   128
		{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   129
			delete[] utf8str;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   130
			iconv_close(convhan);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   131
			return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   132
		}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   133
	}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   134
	strncpy(*UTF8StringRef, utf8str, realutflen);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   135
	(*UTF8StringRef)[realutflen] = 0;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   136
	*UTFLength = realutflen;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   137
	reslen = realutflen;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   138
	delete[] utf8str;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   139
	iconv_close(convhan);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   140
#endif
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   141
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   142
	return reslen;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   143
}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   144
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   145
int UniConv::UTF82DefaultCodePage(const char* UTF8StringRef, unsigned int UTFLength, char** DCPStringRef, unsigned int* DCPLength) throw ()
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   146
{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   147
	int reslen = -1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   148
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   149
	if(!DCPStringRef || !DCPLength || !UTF8StringRef)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   150
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   151
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   152
#ifdef WIN32
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   153
	//make Unicode string from its UTF-8 encoding
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   154
	reslen = MultiByteToWideChar(CP_UTF8, 0, UTF8StringRef, UTFLength, NULL, 0);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   155
	if(0 == reslen)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   156
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   157
	WCHAR* unistr = new (std::nothrow) WCHAR[reslen+1];
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   158
	if(!unistr)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   159
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   160
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   161
	reslen = MultiByteToWideChar(CP_UTF8, 0, UTF8StringRef, UTFLength, unistr, reslen);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   162
	if(0 == reslen)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   163
	{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   164
		delete[] unistr;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   165
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   166
	}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   167
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   168
	//make default code paged string from its Unicode encoding
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   169
	unsigned int realdcplen = 0;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   170
	realdcplen = WideCharToMultiByte(CP_ACP, 0, unistr, reslen, NULL, 0, NULL, NULL);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   171
	if(0 == realdcplen)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   172
	{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   173
		delete[] unistr;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   174
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   175
	}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   176
	if(realdcplen+1 > *DCPLength)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   177
	{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   178
		if(*DCPStringRef)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   179
			delete[] *DCPStringRef;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   180
		*DCPStringRef = new (std::nothrow) char[realdcplen+1];
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   181
		if(!*DCPStringRef)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   182
		{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   183
			delete[] unistr;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   184
			*DCPLength = 0;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   185
			return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   186
		}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   187
	}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   188
	*DCPLength = realdcplen;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   189
	reslen = WideCharToMultiByte(CP_ACP, 0, unistr, reslen, *DCPStringRef, *DCPLength, NULL, NULL);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   190
	(*DCPStringRef)[realdcplen] = 0;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   191
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   192
	if(0 == reslen)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   193
		reslen = (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   194
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   195
	//clean up temporarily allocated resources
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   196
	delete[] unistr;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   197
#else
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   198
	//character set format: language[_territory][.codeset][@modifier]
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   199
	char* dcp = getenv("LANG");
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   200
	if(!dcp)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   201
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   202
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   203
	char* dot = strstr(dcp, ".");
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   204
	if(dot)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   205
		dcp += ((dot-dcp) + 1);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   206
	char* atmark = strstr(dcp, "@");
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   207
	if(atmark)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   208
		*(atmark) = 0;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   209
	iconv_t convhan = iconv_open(dcp, "UTF-8");
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   210
	if((iconv_t)(-1) == convhan)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   211
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   212
	char* dcpstr = new (std::nothrow) char[UTFLength*4];
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   213
	if(!dcpstr)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   214
	{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   215
		iconv_close(convhan);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   216
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   217
	}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   218
	int realdcplen = UTFLength*4;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   219
	int origLen = realdcplen;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   220
	char* pout = dcpstr;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   221
	if(iconv(convhan, const_cast<char**>(&UTF8StringRef), (size_t*)&UTFLength, &pout, (size_t*)&realdcplen) < 0)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   222
	{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   223
		iconv_close(convhan);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   224
		delete[] dcpstr;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   225
		return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   226
	}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   227
	realdcplen = origLen - realdcplen;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   228
	if((unsigned int)(realdcplen+1) > *DCPLength)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   229
	{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   230
		if(*DCPStringRef)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   231
			delete[] *DCPStringRef;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   232
		*DCPStringRef = new (std::nothrow) char[realdcplen+1];
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   233
		if(!*DCPStringRef)
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   234
		{
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   235
			delete[] dcpstr;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   236
			iconv_close(convhan);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   237
			return (int)-1;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   238
		}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   239
	}
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   240
	strncpy(*DCPStringRef, dcpstr, realdcplen);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   241
	(*DCPStringRef)[realdcplen] = 0;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   242
	*DCPLength = realdcplen;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   243
	reslen = realdcplen;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   244
	delete[] dcpstr;
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
Zheng Shen <zheng.shen@nokia.com>
parents:
diff changeset
   245
	iconv_close(convhan);
ac03b93ca9c4 ROM Tools 12.3.4 + RCOMP 8.4.2
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#endif
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	return reslen;
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}
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bool UniConv::IsPureASCIITextStream(const char* StringRef) throw ()
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{
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	while (*StringRef && !(*StringRef++ & 0x80))
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		;
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	if (*StringRef)
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		return false;
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	else
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		return true;
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}