Hex Code 를 File 로 저장하는 소스코드

void UTIL_HexDump(unsigned char* FileName, unsigned char* buf, long len)
{
	FILE			*fi			= 0;
	int				i			= 0;
	long			start		= 0;
	unsigned int	TempPort	= 0;
	
	if( !FileName )	return;
	if( !buf )		return;

	fi = fopen( (const char*)FileName, "a+t");
	
	if( len == -1 )
	{
		fprintf( fi, "\n=====%s=====\n", buf);
		fclose( fi );
		return;
	}

	if( len == -2 )
	{
		fprintf( fi, "%s", buf);
		fclose( fi );
		return;
	}

	while( len > 0L ) 
	{
		fprintf( fi, "%6.6X:", start );
		for( i = 0; i < 8; ++i ) {
			if( len - i > 0 ) 
				fprintf( fi, " %2.2X", buf[ i ] & 0xFF );
			else 
				fprintf( fi, "   " );
		}
		fprintf( fi, ":" );
		for( i = 8; i < 16; ++i ) {
			if( len - i > 0 ) 
				fprintf( fi, " %2.2X", buf[ i ] & 0xFF );
			else 
				fprintf( fi, "   " );
		}
		fprintf( fi, " " );
		for( i = 0; i < 16; ++i ) {
			if( len - i > 0 ) {
				if( buf[i]>=0x20 && buf[i]<=0x7e ) 
					fprintf( fi, "%c", buf[ i ] );
				else 
					fprintf( fi, "%c", '.' );
			}
			else 
				fprintf( fi, "%c", '.' );
		}
		fprintf( fi, "\n" );
		len		-= 16;
		start	+= 16L;
		buf		+= 16;
	}

	fclose(fi);

	return;
}