Aaron Fischer
f24858d162
This step seems bold, but is saves us so much hassle. Even better, we have a reliable codebase, with all the dependencies (and their versions) we need in order to build the project. If a library got an update, we can replace it inplace if the code is still compatible.
108 lines
2.7 KiB
C++
108 lines
2.7 KiB
C++
/*
|
|
WiFiServer.cpp - Library for Arduino Wifi shield.
|
|
Copyright (c) 2011-2014 Arduino LLC. All right reserved.
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
This library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include "utility/server_drv.h"
|
|
|
|
extern "C" {
|
|
#include "utility/debug.h"
|
|
}
|
|
|
|
#include "WiFi.h"
|
|
#include "WiFiClient.h"
|
|
#include "WiFiServer.h"
|
|
|
|
WiFiServer::WiFiServer(uint16_t port)
|
|
{
|
|
_port = port;
|
|
}
|
|
|
|
void WiFiServer::begin()
|
|
{
|
|
uint8_t _sock = WiFiClass::getSocket();
|
|
if (_sock != NO_SOCKET_AVAIL)
|
|
{
|
|
ServerDrv::startServer(_port, _sock);
|
|
WiFiClass::_server_port[_sock] = _port;
|
|
WiFiClass::_state[_sock] = _sock;
|
|
}
|
|
}
|
|
|
|
WiFiClient WiFiServer::available(byte* status)
|
|
{
|
|
static int cycle_server_down = 0;
|
|
const int TH_SERVER_DOWN = 50;
|
|
|
|
for (int sock = 0; sock < MAX_SOCK_NUM; sock++)
|
|
{
|
|
if (WiFiClass::_server_port[sock] == _port)
|
|
{
|
|
WiFiClient client(sock);
|
|
uint8_t _status = client.status();
|
|
uint8_t _ser_status = this->status();
|
|
|
|
if (status != NULL)
|
|
*status = _status;
|
|
|
|
//server not in listen state, restart it
|
|
if ((_ser_status == 0)&&(cycle_server_down++ > TH_SERVER_DOWN))
|
|
{
|
|
ServerDrv::startServer(_port, sock);
|
|
cycle_server_down = 0;
|
|
}
|
|
|
|
if (_status == ESTABLISHED)
|
|
{
|
|
return client; //TODO
|
|
}
|
|
}
|
|
}
|
|
|
|
return WiFiClient(255);
|
|
}
|
|
|
|
uint8_t WiFiServer::status() {
|
|
return ServerDrv::getServerState(0);
|
|
}
|
|
|
|
|
|
size_t WiFiServer::write(uint8_t b)
|
|
{
|
|
return write(&b, 1);
|
|
}
|
|
|
|
size_t WiFiServer::write(const uint8_t *buffer, size_t size)
|
|
{
|
|
size_t n = 0;
|
|
|
|
for (int sock = 0; sock < MAX_SOCK_NUM; sock++)
|
|
{
|
|
if (WiFiClass::_server_port[sock] != 0)
|
|
{
|
|
WiFiClient client(sock);
|
|
|
|
if (WiFiClass::_server_port[sock] == _port &&
|
|
client.status() == ESTABLISHED)
|
|
{
|
|
n+=client.write(buffer, size);
|
|
}
|
|
}
|
|
}
|
|
return n;
|
|
}
|