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AfxSocketInit

Call this function in your CWinApp::InitInstance override to initialize Windows Sockets.

BOOL AfxSocketInit(
   WSADATA* lpwsaData = NULL 
);

Parameters

  • lpwsaData
    A pointer to a WSADATA structure. If lpwsaData is not equal to NULL, then the address of the WSADATA structure is filled by the call to WSAStartup. This function also ensures that WSACleanup is called for you before the application terminates.

Return Value

Nonzero if the function is successful; otherwise 0.

Example

if (!AfxSocketInit())
{
   AfxMessageBox(_T("Failed to Initialize Sockets"), MB_OK | MB_ICONSTOP);
   return FALSE;
}

Requirements

Header: afxsock.h

See Also

Concepts

MFC Macros and Globals

CWinApp::InitInstance