Work/test/SCRAPS.TXT

  HostEnt hostEntry;
  WSASystem wsaSystem;
	Socket socket;
	String strHost("li.net");

  winConsole.writeLine("Initializing sockets...");
	if(!wsaSystem.isInitialized()){winConsole.writeLine("Cannot initialize sockets.");winConsole.read();return FALSE;}
	winConsole.writeLine("Socket initialization complete.");
	if(!wsaSystem.description().isNull())winConsole.writeLine(String("<")+wsaSystem.description()+String(">"));
	winConsole.writeLine("Opening socket...");
	socket.openSocket();
	if(!socket.isOkay()){winConsole.writeLine("Cannot open socket.");winConsole.read();return FALSE;}
	winConsole.writeLine("Open complete.");
	winConsole.writeLine(String("Trying ")+strHost+String(" ...."));
	InternetAddress internetAddress(strHost);
	if(!internetAddress.isZero()){if(!hostEntry.hostByAddress(internetAddress)){winConsole.writeLine(String("no DNS entry for ")+strHost);winConsole.read();return FALSE;}}
	else if(!hostEntry.hostByName(strHost)){winConsole.writeLine(String("no DNS entry for ")+strHost);winConsole.read();return FALSE;}
	winConsole.writeLine(String("connect...")+String("'")+hostEntry.hostName()+String("' (")+(String)(hostEntry.addresses())[0]+String(")"));
	socket.closeSocket();
	winConsole.writeLine("Internet is available on this machine.   :)  Later Peach.");
//	else if(!hostEntry.hostByName(hostName)){message(String("no DNS entry for ")+hostName);return FALSE;}
//	message(String("connect...")+String("'")+hostEntry.hostName()+String("' (")+(String)(hostEntry.addresses())[0]+String(")"));
//	INETSocketAddress::internetAddress((hostEntry.addresses())[0]);
//	if(!serverEntry.serviceByName("ftp","tcp")){message("cannot determine port number for ftp daemon.");return FALSE;}
//	if(!mFTPControl.openSocket()){message("unable to create socket.");return FALSE;}
//	INETSocketAddress::family(PF_INET);
//	INETSocketAddress::port(serverEntry.port());
//	if(!mFTPControl.connect((INETSocketAddress&)*this)){message("unable to connect to ftp daemon");return FALSE;}
//	if(!receive(mAckConnectionResponseStrings))return FALSE;
//	mFTPControl.getSocketName((INETSocketAddress&)*this);
//	return mFTPControl.isConnected();




//	InternetAddress internetAddress(void)const;
//  void internetAddress(const InternetAddress &someInternetAddress);


	
	winConsole.read();


#include <common/process.hpp>
#include <common/console.hpp>
#include <socket/socket.hpp>
#include <socket/hostent.hpp>
#include <socket/wsadata.hpp>
#include <socket/inaddr.hpp>
#include <socket/intsaddr.hpp>








  int index;
	BYTE currByte;
	BYTE lastByte;
	BYTE repCount;
	bool reset;

	index=0;
	reset=true;
	mInputCount=0;
	mOutputCount=0;
  while(index<inData.size())
	{
	  currByte=inData[index];
		mInputCount++;
	  if(reset)
		{
		  lastByte=currByte;
			repCount=1;
			reset=false;
		}
		else
		{
		  if(lastByte==currByte)
			{
			  if(repCount==MaxRep)
				{
				  output(repCount,lastByte);
					reset=true;
				}
				else repCount++;
			}
			else
			{
			  reset=true;
				output(repCount,lastByte);
			}
		}
		index++;
	}




#include <common/gdata.hpp>
#include <common/openfile.hpp>
#include <common/console.hpp>

class RLECompress
{
public:
  RLECompress(void);
	virtual ~RLECompress();
	bool compress(GlobalData<unsigned char> &inData,GlobalData<unsigned char> &outData);
	bool decompress(GlobalData<unsigned char> &inData,GlobalData<unsigned char> &outData);
	float getCompressionRatio(void)const;
	unsigned getOutputCount(void)const;
	unsigned getInputCount(void)const;
private:
  enum{MaxRep=128};
  unsigned compress(unsigned char *pInData,unsigned char *pOutData,unsigned inLength,bool emit);
  void output(unsigned char repCount,unsigned char charData,unsigned char *pOutData,unsigned &outIndex,bool emit);

	unsigned mOutputCount;
	unsigned mInputCount;
};

inline
RLECompress::RLECompress(void)
{
}

inline
RLECompress::~RLECompress()
{
}

inline
bool RLECompress::compress(GlobalData<BYTE> &inData,GlobalData<BYTE> &outData)
{
  unsigned requiredLength;
	unsigned char charData;

	requiredLength=compress(&inData[0],&charData,inData.size(),false);
	outData.size(requiredLength+4);
	*((unsigned*)&outData[0])=mInputCount;
	compress(&inData[0],&outData[4],inData.size(),true);
	return true;
}

inline
unsigned RLECompress::compress(unsigned char *pInData,unsigned char *pOutData,unsigned inLength,bool emit)
{
	unsigned char currByte;
	unsigned char lastByte;
	unsigned char repCount;
  unsigned srcIndex;
	unsigned dstIndex;
	bool reset;

	srcIndex=0;
	dstIndex=0;
	reset=true;
	mInputCount=0;
	mOutputCount=0;
  while(srcIndex<inLength)
	{
	  currByte=pInData[srcIndex];
		mInputCount++;
	  if(reset)
		{
		  lastByte=currByte;
			repCount=1;
			reset=false;
		}
		else
		{
		  if(lastByte==currByte)
			{
			  if(repCount==MaxRep)
				{
				  output(repCount,lastByte,pOutData,dstIndex,emit);
					reset=true;
				}
				else repCount++;
			}
			else
			{
			  reset=true;
				output(repCount,lastByte,pOutData,dstIndex,emit);
			}
		}
		srcIndex++;
	}
	return mOutputCount;
}

inline
void RLECompress::output(unsigned char repCount,unsigned char charData,unsigned char *pOutData,unsigned &outIndex,bool emit)
{
  mOutputCount+=2;
	if(!emit)return;
	pOutData[outIndex++]=repCount;
	pOutData[outIndex++]=charData;
}

inline
float RLECompress::getCompressionRatio(void)const
{
  if(!mInputCount)return 0.00;
  return 100.00-(((float)mOutputCount/(float)mInputCount)*100.00);
}

inline
bool RLECompress::decompress(GlobalData<BYTE> &inData,GlobalData<BYTE> &outData)
{
  return true;
}

inline
unsigned RLECompress::getOutputCount(void)const
{
  return mOutputCount;
}

inline
unsigned RLECompress::getInputCount(void)const
{
  return mInputCount;
}

//int PASCAL WinMain(HINSTANCE /*hInstance*/,HINSTANCE /*hPrevInstance*/,LPSTR lpszCmdLine,int /*nCmdShow*/)
int main(int argc,char **argv)
{
  FileHandle openFile;
	GlobalData<BYTE> inData;
	GlobalData<BYTE> outData;
	RLECompress rleCompress;
	String strMessage;
	String strPathFileName;
	Console winConsole;


  winConsole.getConsoleScreenBufferInfo();
  if(1==argc)return 0;

//  if(!lpszCmdLine)return 0;
//	strPathFileName=lpszCmdLine;
  strPathFileName=argv[1];
	if(!openFile.open(strPathFileName))
	{
	  winConsole.writeLine(String("can't open '")+strPathFileName+String("'"));
	  winConsole.read();
		return 0;
	}
	inData.size(openFile.size());
	openFile.read(&inData[0],inData.size());
	rleCompress.compress(inData,outData);
	::sprintf(strMessage,"compression ratio:%lf",rleCompress.getCompressionRatio());
	winConsole.writeLine(strMessage);
	::sprintf(strMessage,"input length:%d",rleCompress.getInputCount());
	winConsole.writeLine(strMessage);
	::sprintf(strMessage,"output length:%d",rleCompress.getOutputCount());
	winConsole.writeLine(strMessage);
	winConsole.read();
	return 0;
}