Arduino_STM32/STM32F4/libraries/arduino_uip/UIPServer.cpp

64 lines
1.9 KiB
C++

/*
UIPServer.cpp - Arduino implementation of a uIP wrapper class.
Copyright (c) 2013 Norbert Truchsess <norbert.truchsess@t-online.de>
All rights reserved.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "UIPEthernet.h"
#include "UIPServer.h"
extern "C" {
#include "utility/uip-conf.h"
}
UIPServer::UIPServer(uint16_t port) : _port(htons(port))
{
}
UIPClient UIPServer::available()
{
UIPEthernetClass::tick();
for ( uip_userdata_t* data = &UIPClient::all_data[0]; data < &UIPClient::all_data[UIP_CONNS]; data++ )
{
if (data->packets_in[0] != NOBLOCK
&& (((data->state & UIP_CLIENT_CONNECTED) && uip_conns[data->state & UIP_CLIENT_SOCKETS].lport ==_port)
|| ((data->state & UIP_CLIENT_REMOTECLOSED) && ((uip_userdata_closed_t *)data)->lport == _port)))
return UIPClient(data);
}
return UIPClient();
}
void UIPServer::begin()
{
uip_listen(_port);
UIPEthernetClass::tick();
}
size_t UIPServer::write(uint8_t c)
{
return write(&c,1);
}
size_t UIPServer::write(const uint8_t *buf, size_t size)
{
size_t ret = 0;
for ( uip_userdata_t* data = &UIPClient::all_data[0]; data < &UIPClient::all_data[UIP_CONNS]; data++ )
{
if ((data->state & UIP_CLIENT_CONNECTED) && uip_conns[data->state & UIP_CLIENT_SOCKETS].lport ==_port)
ret += UIPClient::_write(data,buf,size);
}
return ret;
}