Function sal_recvfrom

components/net/sal/src/sal_socket.c:997–1029

}

int sal_recvfrom(int socket, void *mem, size_t len, int flags,
                 struct sockaddr *from, socklen_t *fromlen)
{
    struct sal_socket *sock;
    struct sal_proto_family *pf;

    /* get the socket object by socket descriptor */
    SAL_SOCKET_OBJ_GET(sock, socket);

    /* check the network interface is up status  */
    SAL_NETDEV_IS_UP(sock->netdev);
    /* check the network interface socket opreation */
    SAL_NETDEV_SOCKETOPS_VALID(sock->netdev, pf, recvfrom);

#ifdef SAL_USING_TLS
    if (SAL_SOCKOPS_PROTO_TLS_VALID(sock, recv))
    {
        int ret;

        if ((ret = proto_tls->ops->recv(sock->user_data_tls, mem, len)) < 0)
        {
            return -1;
        }
        return ret;
    }
    else
    {
        return pf->skt_ops->recvfrom((int)(size_t)sock->user_data, mem, len, flags, from, fromlen);
    }
#else
    return pf->skt_ops->recvfrom((int)(size_t)sock->user_data, mem, len, flags, from, fromlen);
#endif
}

int sal_sendto(int socket, const void *dataptr, size_t size, int flags,
               const struct sockaddr *to, socklen_t tolen)