exception.h

经常用到的 socketAPI

#ifndef EXCEPTION_H
#define EXCEPTION_H


#include <string>
#include <iosfwd>
#include <errno.h>


#if defined(WIN32)
#define WIN32_LEAN_AND_MEAN
#include <WINDOWS.H>
#include <Winsock2.h>
#endif

#include "mylibconf.h"
namespace mylib{

#if defined(WIN32)
	const char* PrintError(DWORD errnumber);
	const char* STRERROR_WIN(int a);
	const int WIN32_SYS  =  1;
	const int WIN32_SYS_WINSOCK=  2;
#endif

enum
{
     NOMORL_    =  0,
     DOWN_      = -99,
     TIMEROUT_  = -98,
     END_       = -97,
     UNKNOWNERR_= -96,
     PASS_ERR_  = -95,
     INITED_    =  5
};

class CException
{
public:
	enum { EMPTY_ERROR_NO = 32767, EMPTY_LINE = -1 };
	
protected:
	int m_iErrorNo;
	std::string m_strErrorMsg;
	std::string m_strFile;
	int m_iLine;	

public:
	CException(int iErrorNo, const char* sErrorMsg, const char* sFile = NULL, int iLine = EMPTY_LINE);
	CException(const char* sErrorMsg, const char* sFile = NULL, int iLine = EMPTY_LINE);
	//CException(string sErrorMsg,const char* sFile = NULL, int iLine = EMPTY_LINE);
	std::string GetErrMsg(){return m_strErrorMsg;}
	int ErrorNo() { return m_iErrorNo; }
	virtual ~CException() {}
  friend std::ostream& operator << (std::ostream& os, const CException& e);
};


class CNoMemException: public CException
{
public:
	CNoMemException(const char* sErrorMsg, const char* sFile = NULL, int iLine = CException::EMPTY_LINE)
			: CException(sErrorMsg, sFile, iLine) {}
	friend std::ostream& operator << (std::ostream& os, CNoMemException& e);
};

class CEOutOfBounds:public CException
{
public:
	CEOutOfBounds(const char* sErrorMsg, const char* sFile = NULL, int iLine = CException::EMPTY_LINE)
			: CException(sErrorMsg, sFile, iLine) {}
	friend std::ostream& operator << (std::ostream& os, CEOutOfBounds& e);
	
};



class CSocketException : public CException
{
public:
	CSocketException(const char* sErrorMsg, const char* sFile = NULL, int iLine = CException::EMPTY_LINE,int Reason=UNKNOWNERR_)
			: CException(sErrorMsg, sFile, iLine),userErrReason(Reason){}
	virtual ~CSocketException() {}
             int GetReason(){return userErrReason;}
	friend std::ostream& operator << (std::ostream& os, CSocketException& e);
private:
       int userErrReason; 		

};


class CThreadException : public CException
{
public:
	CThreadException(const char* sErrorMsg, const char* sFile = NULL, int iLine = CException::EMPTY_LINE)
			: CException(sErrorMsg, sFile, iLine) {}
	virtual ~CThreadException() {}
	friend std::ostream& operator << (std::ostream& os, CThreadException& e);
};

}

#endif