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char* szAnsi = "卡";
char szUtf8[64] = { 0 };
Convert(szAnsi, szUtf8);
FILE* fp;
fopen_s(&fp, "D:\\UTF8.TXT", "wb");
fwrite("\xEF\xBB\xBF ", 3, 1, fp);
fwrite(szUtf8, 4, 1, fp);
fclose(fp);
void HexDump(char *buf,int len,int addr) {
int i,j,k;
char binstr[80];
for (i=0;i<len;i++) {
if (0==(i%16)) {
sprintf(binstr,"%08x -",i+addr);
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
} else if (15==(i%16)) {
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
sprintf(binstr,"%s ",binstr);
for (j=i-15;j<=i;j++) {
sprintf(binstr,"%s%c",binstr,('!'<buf[j]&&buf[j]<='~')?buf[j]:'.');
}
printf("%s\n",binstr);
} else {
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
}
}
if (0!=(i%16)) {
k=16-(i%16);
for (j=0;j<k;j++) {
sprintf(binstr,"%s ",binstr);
}
sprintf(binstr,"%s ",binstr);
k=16-k;
for (j=i-k;j<i;j++) {
sprintf(binstr,"%s%c",binstr,('!'<buf[j]&&buf[j]<='~')?buf[j]:'.');
}
printf("%s\n",binstr);
}
}
void Convert(const char *strIn, char *strOut, int sourceCodepage=CP_ACP, int targetCodepage=CP_UTF8)
{
int len = lstrlenA(strIn);
int unicodeLen = MultiByteToWideChar(sourceCodepage, 0, strIn, -1, NULL, 0);
wchar_t* pUnicode;
pUnicode = new wchar_t[unicodeLen + 1];
memset(pUnicode, 0, (unicodeLen + 1)*sizeof(wchar_t));
MultiByteToWideChar(sourceCodepage, 0, strIn, -1, (LPWSTR)pUnicode, unicodeLen);
BYTE * pTargetData = NULL;
int targetLen = WideCharToMultiByte(targetCodepage, 0, (LPWSTR)pUnicode, -1,/*(char *)pTargetData*/NULL, 0, NULL, NULL);
pTargetData = new BYTE[targetLen + 1];
memset(pTargetData, 0, sizeof(char)*(targetLen + 1));
WideCharToMultiByte(targetCodepage, 0, (LPWSTR)pUnicode, -1, (char *)pTargetData, targetLen, NULL, NULL);
//lstrcpy(strOut, (char*)pTargetData);
lstrcpynA(strOut, (char*)pTargetData, targetLen+1);
delete pUnicode;
delete pTargetData;
}