Function recvfrom [src]

Prototype

 pub fn recvfrom(s: ws2_32.SOCKET, buf: [*]u8, len: usize, flags: u32, from: ?*ws2_32.sockaddr, from_len: ?*ws2_32.socklen_t) i32

Parameters

s: ws2_32.SOCKETbuf: [*]u8len: usizeflags: u32from: ?*ws2_32.sockaddrfrom_len: ?*ws2_32.socklen_t

Source

  pub fn recvfrom(s: ws2_32.SOCKET, buf: [*]u8, len: usize, flags: u32, from: ?*ws2_32.sockaddr, from_len: ?*ws2_32.socklen_t) i32 {
    var buffer = ws2_32.WSABUF{ .len = @as(u31, @truncate(len)), .buf = buf };
    var bytes_received: DWORD = undefined;
    var flags_inout = flags;
    if (ws2_32.WSARecvFrom(s, @as([*]ws2_32.WSABUF, @ptrCast(&buffer)), 1, &bytes_received, &flags_inout, from, @as(?*i32, @ptrCast(from_len)), null, null) == ws2_32.SOCKET_ERROR) {
        return ws2_32.SOCKET_ERROR;
    } else {
        return @as(i32, @as(u31, @intCast(bytes_received)));
    }
}  