err_t TcpConnection::staticOnReceive(void *arg, tcp_pcb *tcp, pbuf *p, err_t err)
{
// debugf("Static OnReceive buf = %d", tcp_sndbuf(tcp));
TcpConnection* con = (TcpConnection*)arg;
err_t ret_err;
//Serial.println("echo_recv!");
if (con == NULL)
{
if (p != NULL)
{
/* Inform TCP that we have taken the data. */
tcp_recved(tcp, p->tot_len);
pbuf_free(p);
}
closeTcpConnection(tcp);
return ERR_OK;
}
else
con->sleep = 0;
if (err != ERR_OK /*&& err != ERR_CLSD && err != ERR_RST*/)
{
debugf("Received ERROR %d", err);
/* exit and free resources, for unkown reason */
if (p != NULL)
{
/* Inform TCP that we have taken the data. */
tcp_recved(tcp, p->tot_len);
pbuf_free(p);
}
closeTcpConnection(tcp); // ??
con->tcp = NULL;
con->onError(err);
//con->close();
return err == ERR_ABRT ? ERR_ABRT : ERR_OK;
}
//if (tcp != NULL && tcp->state == ESTABLISHED) // If active
/* We have taken the data. */
if (p != NULL)
tcp_recved(tcp, p->tot_len);
err_t res = con->onReceive(p);
if (p != NULL)
pbuf_free(p);
else
{
con->close();
closeTcpConnection(tcp);
}
con->checkSelfFree();
//debugf("<staticOnReceive");
return res;
}
void TcpConnection::staticOnError(void *arg, err_t err)
{
TcpConnection* con = (TcpConnection*)arg;
if (con == NULL) return;
con->tcp = NULL; // IMPORTANT. No available connection after error!
con->onError(err);
con->checkSelfFree();
//debugf("<staticOnError");
}
err_t TcpConnection::staticOnSent(void *arg, tcp_pcb *tcp, uint16_t len)
{
TcpConnection* con = (TcpConnection*)arg;
if (con == NULL)
return ERR_OK;
else
con->sleep = 0;
err_t res = con->onSent(len);
con->checkSelfFree();
//debugf("<staticOnSent");
return res;
}
err_t TcpConnection::staticOnConnected(void *arg, tcp_pcb *tcp, err_t err)
{
TcpConnection* con = (TcpConnection*)arg;
if (con == NULL)
{
debugf("OnConnected ABORT");
//closeTcpConnection(tcp);
tcp_abort(tcp);
return ERR_ABRT;
}
else
debugf("OnConnected");
err_t res = con->onConnected(err);
con->checkSelfFree();
//debugf("<staticOnConnected");
return res;
}
err_t TcpConnection::staticOnPoll(void *arg, tcp_pcb *tcp)
{
TcpConnection* con = (TcpConnection*)arg;
if (con == NULL)
{
closeTcpConnection(tcp);
return ERR_OK;
}
//if (tcp->state != ESTABLISHED)
// return ERR_OK;
con->sleep++;
err_t res = con->onPoll();
con->checkSelfFree();
//debugf("<staticOnPoll");
return res;
}