Skip to content

WSAEnumProtocols.md

Latest commit

 

History

History
51 lines (36 loc) · 1.3 KB

WSAEnumProtocols.md

File metadata and controls

51 lines (36 loc) · 1.3 KB

Home

Function name : WSAEnumProtocols

Group: Windows Sockets 2 (Winsock) - Library: iphlpapi

The WSAEnumProtocols function retrieves information about available transport protocols.

Code examples:

Winsock: retrieving information about available transport protocols

Declaration:

int WSAEnumProtocols(
  LPINT lpiProtocols,
  LPWSAPROTOCOL_INFO lpProtocolBuffer,
  ILPDWORD lpdwBufferLength
);

FoxPro declaration:

DECLARE INTEGER WSAEnumProtocols IN ws2_32;
	INTEGER   lpiProtocols,;
	STRING  @ lpProtBuf,;
	INTEGER @ lpdwBufLen

Parameters:

lpiProtocols [in] Null-terminated array of iProtocol values.

lpProtocolBuffer [out] Buffer that is filled with WSAPROTOCOL_INFO structures.

lpdwBufferLength [in, out] On input, the count of bytes in the lpProtocolBuffer buffer passed to WSAEnumProtocols.

Return value:

If no error occurs, WSAEnumProtocols returns the number of protocols to be reported. Otherwise, a value of SOCKET_ERROR is returned and a specific error code can be retrieved by calling WSAGetLastError.