CUDPRelay Class Reference

#include <UDPRelay.h>

Inheritance diagram for CUDPRelay:

[legend]

Collaboration diagram for CUDPRelay:

[legend]

List of all members.

Classes
struct	_ConnectionData
class	CClientSocket
class	CListenSocket
Public Member Functions
virtual BOOL	Relay (const std::string &rBindAddress, unsigned short usBindPort, const std::string &rDestinationAddress, unsigned short usDestinationPort)
virtual BOOL	Relay (IP aBindAddress, unsigned short usBindPort, IP aDestinationAddress, unsigned short usDestinationPort)
virtual BOOL	Stop ()
	CUDPRelay ()
virtual	~CUDPRelay ()
void	SetTimeout (unsigned long ulTimeoutMS)
unsigned long	GetTimeout () const
void	SetLocalLog (CErrorLog *pLog)
void	WriteError (const std::string &rClass, const std::string &rMethod, const std::string &rError) const
void	WriteMessage (const std::string &rClass, const std::string &rMethod, const std::string &rMessage) const
Static Public Member Functions
static std::string	GetCurrentDateTime ()
static std::string	ErrorCodeToString (DWORD dwErrorCode)
static void	RegisterError (DWORD dwErrorCode, const std::string &rDescription)
static void	SetLog (CErrorLog *pLog)
static void	WriteStaticError (const std::string &rClass, const std::string &rMethod, const std::string &rError)
static std::string	FormatData (const std::string &rClass, const std::string &rMethod, const std::string &rMsgOrError, bool bError=true)
Protected Member Functions
const std::string &	GetClassName () const
virtual void	ReportError (const std::string &rMethod) const
virtual void	ReportError (const std::string &rMethod, const std::string &rMessage) const
virtual void	ReportError (const std::string &rMethod, const std::string &rMessage, DWORD dwAdditionalData) const
virtual void	ReportError (const std::string &rMethod, const std::string &rMessage, const std::string &rAdditionalData) const
virtual void	ReportError (const std::string &rMethod, int iErrorCode) const
virtual void	ReportError (const std::string &rMethod, const std::string &rMessage, int iErrorCode) const
virtual void	ReportErrorOS (const std::string &rMethod, const std::string &rMessage) const
void	SetName (const std::string &rName) const
Static Protected Member Functions
static void	ReportStaticError (const std::string &rClass, const std::string &rMethod)
static void	ReportStaticError (const std::string &rClass, const std::string &rMethod, const std::string &rMessage)
static void	ReportStaticError (const std::string &rClass, const std::string &rMethod, const std::string &rMessage, DWORD dwAdditionalData)
static void	ReportStaticErrorOS (const std::string &rClass, const std::string &rMethod, const std::string &rMessage)

---

Detailed Description

Definition at line 51 of file UDPRelay.h.

---

Constructor & Destructor Documentation

CUDPRelay::CUDPRelay

(

)

Definition at line 245 of file UDPRelay.cpp.

                     : CRelay(),
                         m_pSocket(NULL),
                         m_bCreated(FALSE),
                         m_aTarget(0),
                         m_usTargetPort(0),
                         m_pCSection(NULL),
                         m_pCSectionPorts(NULL),
                         m_usBindPort(0)
{
    try
    {
        //Set our name
        SetName(CUDPRelay_Class);

        //Create the CS
        m_pCSection=COSManager::CreateCriticalSection();
        m_pCSectionPorts=COSManager::CreateCriticalSection();
    }
    ERROR_HANDLER("CUDPRelay")
}

CUDPRelay::~CUDPRelay

(

)

[virtual]

Definition at line 266 of file UDPRelay.cpp.

{
    try
    {
        delete m_pCSection;
        delete m_pCSectionPorts;
    }
    ERROR_HANDLER("~CUDPRelay")
}

---

Member Function Documentation

std::string CErrorHandler::ErrorCodeToString

(

DWORD

dwErrorCode

)

[static, inherited]

Definition at line 218 of file ErrorHandler.cpp.

{
    try
    {
        //Try to look it in the errors
        if (!CErrorsRepository::GetInstance().GetErrorsMap().empty())
        {
            //Search
            CErrorsRepository::ErrorMap::const_iterator aIterator;
            aIterator=CErrorsRepository::GetInstance().GetErrorsMap().find(dwErrorCode);

            //Do we have it
            if (aIterator!=CErrorsRepository::GetInstance().GetErrorsMap().end())
                return aIterator->second;
        }

        //Get the error string
        LPVOID lpMsgBuf;
        FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | 
                      FORMAT_MESSAGE_FROM_SYSTEM | 
                      FORMAT_MESSAGE_IGNORE_INSERTS,
                      NULL,
                      dwErrorCode,
                      MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
                      (LPTSTR) &lpMsgBuf,
                      0,
                      NULL);

        //Save it
        std::string sMessage;

        //Do we have the message?
        if (lpMsgBuf)
        {
            //Save it
            sMessage=(char*)lpMsgBuf;
            
            //Release the buffer
            LocalFree(lpMsgBuf);
        }
        else
            //Failed to find
            sMessage="No error description found!";

        //Done
        return sMessage;
    }
    catch (...)
    {
        return "Unknown";
    }
}

std::string CErrorHandler::FormatData	(	const std::string &	rClass,
		const std::string &	rMethod,
		const std::string &	rMsgOrError,
		bool	bError = true
	)			[static, inherited]

Definition at line 140 of file ErrorHandler.cpp.

{
    //Our message
    std::string sMsg;

    //Is it an error?
    if (bError)
        sMsg="*** Error *** ";
    else
        sMsg="###  Msg  ### ";

    //Add the data now
    sMsg+="in "+rClass;
    sMsg+=":"+rMethod;
    sMsg+=" - " + rMsgOrError;

    //Done
    return sMsg;
}

const std::string & CErrorHandler::GetClassName

(

)

const [protected, inherited]

Reimplemented in CSocketThreadManager.

Definition at line 567 of file ErrorHandler.cpp.

{
    return m_sClassName;
}

std::string CErrorHandler::GetCurrentDateTime

(

)

[static, inherited]

Definition at line 572 of file ErrorHandler.cpp.

{
    try
    {
        //Our string
        std::string sDate;

        //Our tmp buf
        char cTmp[128];

        //Get date
        _strdate(cTmp);
        sDate=cTmp;
        sDate+=' ';

        //Get time
        _strtime(cTmp);
        sDate+=cTmp;

        //Done
        return sDate;
    }
    ERROR_HANDLER_STATIC_RETURN(CErrorHandler_Class,"GetCurrentDateTime","")
}

unsigned long CRelay::GetTimeout

(

)

const [inherited]

Definition at line 71 of file Relay.cpp.

{
    return m_ulTimeout;
}

void CErrorHandler::RegisterError	(	DWORD	dwErrorCode,
		const std::string &	rDescription
	)			[static, inherited]

Definition at line 597 of file ErrorHandler.cpp.

{
    try
    {
        //Add the error
        CErrorsRepository::GetInstance().GetErrorsMap().insert(CErrorsRepository::ErrorMap::value_type(dwErrorCode,rDescription));
    }
    ERROR_HANDLER_STATIC(CErrorHandler_Class,"RegisterError")
}

BOOL CUDPRelay::Relay	(	IP	aBindAddress,
		unsigned short	usBindPort,
		IP	aDestinationAddress,
		unsigned short	usDestinationPort
	)			[virtual]

Implements CRelay.

Definition at line 276 of file UDPRelay.cpp.

{
    try
    {
        //Are we created?
        if (m_bCreated)
        {
            //Report it
            ReportError("Relay","Already created!");

            //Exit
            return FALSE;
        }

        //Create the socket
        m_pSocket=new CListenSocket(this);

        //Protect it
        std::auto_ptr<CListenSocket> pProtection(m_pSocket);

        //Try to create it
        if (!m_pSocket->Create())
        {
            //Report it
            ReportError("Relay","Failed to create socket!");

            //Exit
            return FALSE;
        }

        //Try to bind it
        if (!m_pSocket->Bind(aBindAddress,
                             usBindPort))
        {
            //Report it
            ReportError("Relay","Failed to create socket!");

            //Exit
            return FALSE;
        }

        //Save the data
        m_aTarget=aDestinationAddress;
        m_usTargetPort=usDestinationPort;
        m_usBindPort=usBindPort;

        //Set local port
        m_usLocalPort=1024;

        //Try to listen
        if (!m_pSocket->Listen())
        {
            //Report it
            ReportError("Relay","Failed to listen!");

            //Exit
            return FALSE;
        }

        //Remove protection
        pProtection.release();

        //We are done
        m_bCreated=TRUE;

        //Done
        return TRUE;
    }
    ERROR_HANDLER_RETURN("Relay",FALSE)
}

BOOL CUDPRelay::Relay	(	const std::string &	rBindAddress,
		unsigned short	usBindPort,
		const std::string &	rDestinationAddress,
		unsigned short	usDestinationPort
	)			[virtual]

Implements CRelay.

Definition at line 350 of file UDPRelay.cpp.

{
    try
    {
        return Relay(CSocketBase::StringToLong(rBindAddress),
                     usBindPort,
                     CSocketBase::StringToLong(rDestinationAddress),
                     usDestinationPort);
    }
    ERROR_HANDLER_RETURN("Relay",FALSE)
}

void CErrorHandler::ReportError	(	const std::string &	rMethod,
		const std::string &	rMessage,
		int	iErrorCode
	)			const [protected, virtual, inherited]

Definition at line 271 of file ErrorHandler.cpp.

{
    if (!GetLog())
        return;

    try
    {
        //Convert the error code
        char aTmp[11];
        sprintf(aTmp,"%d",iErrorCode);

        //Get the string for it
        std::string sError;
        sError=rMessage;
        sError+=", and Socket error: ";
        sError+=aTmp;
        sError+=", ";
        sError+=ErrorCodeToString(iErrorCode);

        //Report to the log
        WriteError(m_sClassName,
                   rMethod,
                   sError);
    }
    ERROR_UNKNOWN("ReportError")
}

void CErrorHandler::ReportError	(	const std::string &	rMethod,
		int	iErrorCode
	)			const [protected, virtual, inherited]

Definition at line 300 of file ErrorHandler.cpp.

{
    if (!GetLog())
        return;

    try
    {
        //Convert the error code
        char aTmp[11];
        sprintf(aTmp,"%d",iErrorCode);

        //Get the string for it
        std::string sError;
        sError="Socket error: ";
        sError+=aTmp;
        sError+=", ";
        sError+=ErrorCodeToString(iErrorCode);

        //Report to the log
        WriteError(m_sClassName,
                   rMethod,
                   sError);
    }
    ERROR_UNKNOWN("ReportError")
}

void CErrorHandler::ReportError	(	const std::string &	rMethod,
		const std::string &	rMessage,
		const std::string &	rAdditionalData
	)			const [protected, virtual, inherited]

Definition at line 416 of file ErrorHandler.cpp.

{
    if (!GetLog())
        return;

    try
    {
        //Create the new message
        std::string sNewMessage(rMessage);
        sNewMessage+=", Additional data: ";
        sNewMessage+=rAdditionalData;

        //Report to the log
        WriteError(m_sClassName,
                   rMethod,
                   sNewMessage);
    }
    ERROR_UNKNOWN("ReportError")
}

void CErrorHandler::ReportError	(	const std::string &	rMethod,
		const std::string &	rMessage,
		DWORD	dwAdditionalData
	)			const [protected, virtual, inherited]

Definition at line 438 of file ErrorHandler.cpp.

{
    if (!GetLog())
        return;

    try
    {
        //Convert the number
        char aTmp[11];
        ltoa(dwAdditionalData,aTmp,10);

        //Create the new message
        std::string sNewMessage(rMessage);
        sNewMessage+=", Additional data: ";
        sNewMessage+=aTmp;

        //Report to the log
        WriteError(m_sClassName,
                   rMethod,
                   sNewMessage);
    }
    ERROR_UNKNOWN("ReportError")
}

void CErrorHandler::ReportError	(	const std::string &	rMethod,
		const std::string &	rMessage
	)			const [protected, virtual, inherited]

Definition at line 327 of file ErrorHandler.cpp.

{
    if (!GetLog())
        return;

    try
    {
        //Report to the log
        WriteError(m_sClassName,
                   rMethod,
                   rMessage);
    }
    ERROR_UNKNOWN("ReportError")
}

void CErrorHandler::ReportError

(

const std::string &

rMethod

)

const [protected, virtual, inherited]

Definition at line 470 of file ErrorHandler.cpp.

{
    if (!GetLog())
        return;

    try
    {
        //Get the last error
        DWORD dwLastError;
        dwLastError=GetLastError();

        //Report the error
        WriteError(m_sClassName,
                   rMethod,
                   ErrorCodeToString(dwLastError));
    }
    ERROR_UNKNOWN("ReportError")
}

void CErrorHandler::ReportErrorOS	(	const std::string &	rMethod,
		const std::string &	rMessage
	)			const [protected, virtual, inherited]

Definition at line 378 of file ErrorHandler.cpp.

{
    if (!GetLog())
        return;

    try
    {
        //Get the last error
        DWORD dwLastError;
        dwLastError=GetLastError();

        //Format the message
        std::string sMessage;
        sMessage=rMessage;
        sMessage+=", with error code: ";

        //Convert the error code
        char aTmp[11];
        itoa(dwLastError,aTmp,10);

        //Add it again
        sMessage+=aTmp;
        sMessage+=" ";
        sMessage+=ErrorCodeToString(dwLastError);
        
        //Get the log
        CErrorLog* pLog;
        pLog=GetLog();

        //Report to the log
        WriteError(m_sClassName,
                   rMethod,
                   sMessage);
    }
    ERROR_UNKNOWN("ReportErrorOS")
}

void CErrorHandler::ReportStaticError	(	const std::string &	rClass,
		const std::string &	rMethod,
		const std::string &	rMessage,
		DWORD	dwAdditionalData
	)			[static, protected, inherited]

Definition at line 540 of file ErrorHandler.cpp.

{
    if (!m_pLog)
        return;

    try
    {
        //Convert the number
        char aTmp[11];
        ltoa(dwAdditionalData,aTmp,10);

        //Create the new message
        std::string sNewMessage(rMessage);
        sNewMessage+=", Additional data: ";
        sNewMessage+=aTmp;

        //Report to the log
        WriteStaticError(rClass,
                         rMethod,
                         sNewMessage);
    }
    ERROR_UNKNOWN("ReportStaticError")
}

void CErrorHandler::ReportStaticError	(	const std::string &	rClass,
		const std::string &	rMethod,
		const std::string &	rMessage
	)			[static, protected, inherited]

Definition at line 523 of file ErrorHandler.cpp.

{
    if (!m_pLog)
        return;

    try
    {
        //Report to the log
        WriteStaticError(rClass,
                         rMethod,
                         rMessage);
    }
    ERROR_UNKNOWN("ReportStaticError")
}

void CErrorHandler::ReportStaticError	(	const std::string &	rClass,
		const std::string &	rMethod
	)			[static, protected, inherited]

Definition at line 503 of file ErrorHandler.cpp.

{
    if (!m_pLog)
        return;

    try
    {
        //Get the last error
        DWORD dwLastError;
        dwLastError=GetLastError();

        //Report the error
        WriteStaticError(rClass,
                          rMethod,
                          ErrorCodeToString(dwLastError));
    }
    ERROR_UNKNOWN("ReportStaticError")
}

void CErrorHandler::ReportStaticErrorOS	(	const std::string &	rClass,
		const std::string &	rMethod,
		const std::string &	rMessage
	)			[static, protected, inherited]

Definition at line 343 of file ErrorHandler.cpp.

{
    if (!m_pLog)
        return;

    try
    {
        //Get the last error
        DWORD dwLastError;
        dwLastError=GetLastError();

        //Format the message
        std::string sMessage;
        sMessage=rMessage;
        sMessage+=", with error code: ";

        //Convert the error code
        char aTmp[11];
        itoa(dwLastError,aTmp,10);

        //Add it again
        sMessage+=aTmp;
        sMessage+=" ";
        sMessage+=ErrorCodeToString(dwLastError);
        
        //Report to the log
        WriteStaticError(rClass,
                         rMethod,
                         sMessage);
    }
    ERROR_UNKNOWN("ReportStaticError")
}

void CErrorHandler::SetLocalLog

(

CErrorLog *

pLog

)

[inherited]

Definition at line 498 of file ErrorHandler.cpp.

{
    m_pLocalLog=pLog;
}

void CErrorHandler::SetLog

(

CErrorLog *

pLog

)

[static, inherited]

Definition at line 464 of file ErrorHandler.cpp.

{
    //Save the new log
    m_pLog=pLog;
}

void CErrorHandler::SetName

(

const std::string &

rName

)

const [protected, inherited]

Definition at line 134 of file ErrorHandler.cpp.

{
    //Save the class name
    m_sClassName=rName;
}

void CRelay::SetTimeout

(

unsigned long

ulTimeoutMS

)

[inherited]

Definition at line 66 of file Relay.cpp.

{
    m_ulTimeout=ulTimeoutMS;
}

BOOL CUDPRelay::Stop

(

)

[virtual]

Implements CRelay.

Definition at line 523 of file UDPRelay.cpp.

{
    try
    {
        //Are we created?
        if (!m_bCreated)
            return TRUE;

        //Delete the listener
        m_pSocket->DeleteSocketFromThread();
        m_pSocket=NULL;

        {
            //Lock
            CCriticalAutoRelease aRelease(m_pCSection);

            //Iterate the data
            SocketMap::iterator aIterator;
            aIterator=m_aSocketMap.begin();
            while (aIterator!=m_aSocketMap.end())
            {
                //Signal the socket
                aIterator->second->DeleteSocketFromThread();

                //Erase
                aIterator=m_aSocketMap.erase(aIterator);
            }
        }

        //We are not created
        m_bCreated=FALSE;

        //Done
        return TRUE;
    }
    ERROR_HANDLER_RETURN("Stop",FALSE)
}

void CErrorHandler::WriteError	(	const std::string &	rClass,
		const std::string &	rMethod,
		const std::string &	rError
	)			const [inherited]

Definition at line 163 of file ErrorHandler.cpp.

{
    //Do we have a log?
    if (!GetLog())
        return;

    //Format the msg
    std::string sError;
    sError=FormatData(rClass,
                      rMethod,
                      rError);

    //Write it
    GetLog()->WriteError(sError);
}

void CErrorHandler::WriteMessage	(	const std::string &	rClass,
		const std::string &	rMethod,
		const std::string &	rMessage
	)			const [inherited]

Definition at line 199 of file ErrorHandler.cpp.

{
    //Do we have a log?
    if (!GetLog())
        return;

    //Format the msg
    std::string sMsg;
    sMsg=FormatData(rClass,
                    rMethod,
                    rMessage,
                    true);

    //Write it
    GetLog()->WriteMessage(sMsg);
}

void CErrorHandler::WriteStaticError	(	const std::string &	rClass,
		const std::string &	rMethod,
		const std::string &	rError
	)			[static, inherited]

Definition at line 181 of file ErrorHandler.cpp.

{
    //Do we have a log?
    if (!m_pLog)
        return;

    //Format the msg
    std::string sError;
    sError=FormatData(rClass,
                      rMethod,
                      rError);

    //Write it
    m_pLog->WriteError(sError);
}

---

The documentation for this class was generated from the following files:

• UDPRelay.h
• UDPRelay.cpp