C / C++ / MFC

char szString="Codeproject";
UINT nszLen=strlen(szString)+1;//Extra NULL character
send(hSendingSocket,szString,nszLen,0);

char szString[1024];
int nTotalBufferLen=1023;//one for NULL character

//recv data
int nRecv=recv(hRecvingSocket,szString,nTotalBufferLen,0);
  
//complete string
szString[nRecv]=NULL;

<br />
int nRecv=0;<br />
<br />
while(nRecv<SizeOfExpectedData)<br />
    nRecv+=recv(....);

BOOL TransmitFile( <br />
    SOCKET hSocket, 		//SOCKET used to transmit the file<br />
    HANDLE hFile, 		//handle to an open file<br />
    DWORD nNumberOfBytesToWrite, 	//Number of bytes to send from the file, 0= the whole file<br />
    DWORD nNumberOfBytesPerSend, 	// the send size to use for write operations<br />
    LPOVERLAPPED lpOverlapped, 		//Overlapped I/O parameters<br />
    LPTRANSMIT_FILE_BUFFERS lpTransmitBuffers,		//contains data to be sent before and after the file transfer.<br />
    DWORD dwFlags <br />
); 

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

OnOK()
OnCancel()
OnClose()
DestroyWindow()

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow