Function WSAIoctl [src]

Prototype

 pub fn WSAIoctl( s: ws2_32.SOCKET, dwIoControlCode: DWORD, inBuffer: ?[]const u8, outBuffer: []u8, overlapped: ?*OVERLAPPED, completionRoutine: ?ws2_32.LPWSAOVERLAPPED_COMPLETION_ROUTINE, ) !DWORD

Parameters

s: ws2_32.SOCKETdwIoControlCode: DWORDinBuffer: ?[]const u8outBuffer: []u8overlapped: ?*OVERLAPPEDcompletionRoutine: ?ws2_32.LPWSAOVERLAPPED_COMPLETION_ROUTINE

Source

  pub fn WSAIoctl(
    s: ws2_32.SOCKET,
    dwIoControlCode: DWORD,
    inBuffer: ?[]const u8,
    outBuffer: []u8,
    overlapped: ?*OVERLAPPED,
    completionRoutine: ?ws2_32.LPWSAOVERLAPPED_COMPLETION_ROUTINE,
) !DWORD {
    var bytes: DWORD = undefined;
    switch (ws2_32.WSAIoctl(
        s,
        dwIoControlCode,
        if (inBuffer) |i| i.ptr else null,
        if (inBuffer) |i| @as(DWORD, @intCast(i.len)) else 0,
        outBuffer.ptr,
        @as(DWORD, @intCast(outBuffer.len)),
        &bytes,
        overlapped,
        completionRoutine,
    )) {
        0 => {},
        ws2_32.SOCKET_ERROR => switch (ws2_32.WSAGetLastError()) {
            else => |err| return unexpectedWSAError(err),
        },
        else => unreachable,
    }
    return bytes;
}  