Function sgx_urts::net::u_net_recvfrom_ocall

#[no_mangle]
pub extern "C" fn u_net_recvfrom_ocall(
    error: *mut c_int, 
    sockfd: c_int, 
    buf: *mut c_void, 
    len: size_t, 
    flags: c_int, 
    src_addr: *mut sockaddr, 
    _in_addrlen: socklen_t, 
    addrlen: *mut socklen_t
) -> ssize_t