class HCUdpClient

class of UDP client

Inheritance:

Public Methods

HCUdpClient( char* szDst, int iPort )

Constructor - initialize internal value

~HCUdpClient( )

Destructor.

int Send( char* szData, int iLen )

send data to UDP server.

int Recv( char* szData, int iLen, int iTimeout )

receive data from UDP server.

int Recv( char* szData, int iLen )

receive data from UDP server.

Inherited from HCNetwork:

Public Methods

int Start( )

void Stop()

int GetIpByName( const char* szHostName, char* szIp, int iLen )

void Close()

char* GetErrorMessage()

bool IsCorrectIp( const char* szIp )

int GetLocalIp( char* szIp, int iLen )

Documentation

class of UDP client

HCUdpClient( char* szDst, int iPort )

Constructor - initialize internal value

Parameters:

szDst - UDP server IP address
iPort - UDP server port number

Returns:

nothing.

Author:

Yee Young Han

~HCUdpClient( )

Destructor. if there is not active socket, close socket

Returns:

nothing.

Author:

Yee Young Han

int Send( char* szData, int iLen )

send data to UDP server.

Parameters:

szData - data to send
iLen - data length to send

Returns:

if success, return sending data length. otherwise return SOCKET_ERROR.

Author:

Yee Young Han

int Recv( char* szData, int iLen, int iTimeout )

receive data from UDP server.

Parameters:

szData - [out] variable to save receiving data
iLen - [in] size of szData
iTimeout - [in] waiting timeout ( second )

Returns:

if success, return receiving data size. if timeout is occured, return 0. otherwise return SOCKET_ERROR.

Author:

Yee Young Han

int Recv( char* szData, int iLen )

receive data from UDP server.

Parameters:

szData - [out] variable to save receiving data
iLen - [in] size of szData

Returns:

if success, return receiving data size. if timeout is occured, return 0. otherwise return SOCKET_ERROR.

Author:

Yee Young Han

This class has no child classes.

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