Classes/CodeConvert.h at master · markrui/Classes · GitHub

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#ifndef __ICONV_STRING_H__
#define __ICONV_STRING_H__
#pragma comment(lib,"../Classes/lib/libiconv.lib")

#ifdef WIN32
#define UTEXT(str) GBKToUTF8(str)
#else
#define UTEXT(str) str
#endif

#ifdef WIN32
#include "CCStdC.h"
#include "iconv/iconv.h"
static char g_GBKConvUTF8Buf[5000] = { 0 };
const char* GBKToUTF8(const char *strChar)
{
	iconv_t iconvH;
	iconvH = iconv_open("utf-8", "gb2312");
	if (iconvH == 0)
	{
		return NULL;
	}
	size_t strLength = strlen(strChar);
	size_t outLength = strLength << 2;
	size_t copyLength = outLength;
	memset(g_GBKConvUTF8Buf, 0, 5000);

	char* outbuf = (char*)malloc(outLength);
	char* pBuff = outbuf;
	memset(outbuf, 0, outLength);

	if (-1 == iconv(iconvH, &strChar, &strLength, &outbuf, &outLength))
	{
		iconv_close(iconvH);
		return NULL;
	}
	memcpy(g_GBKConvUTF8Buf, pBuff, copyLength);
	free(pBuff);
	iconv_close(iconvH);
	return g_GBKConvUTF8Buf;
}
#endif
#endif