Files
2022-12-13 12:44:04 +01:00

177 lines
3.2 KiB
C++
Executable File

#include <cdevReactor.h>
#include <cdevSocketAcceptor.h>
#include <cdevBufferedSocket.cc>
#include "TestNode.h"
TestNode * TestNode::freeList = NULL;
#ifndef TRUE
#define TRUE 1
#define FALSE 0
#endif
cdevReactor GlobalReactor;
class ClientHandler : public cdevEventHandler, public cdevNodeFactory
{
friend class Acceptor;
private:
cdevBufferedSocket stream;
int inboundCount;
int count;
public:
ClientHandler ( void ) : count(0), inboundCount(0), stream(0, 1, this) {}
int open ( void )
{
return GlobalReactor.registerHandler(this, READ_MASK);
}
int getHandle ( void ) const
{
return stream.getHandle();
}
void setHandle ( int handle )
{
stream.setHandle(handle);
}
cdevStreamNode * newNode ( ssize_t size )
{
TestNode * node = new TestNode;
node->setLen(size);
return node;
}
int handleInput ( void )
{
int retval = 0;
cdevStreamNode * node = NULL;
if((retval = stream.receive())>0)
{
while((node=stream.dequeueInbound())!=NULL)
{
if(((inboundCount++)%1000)==0) fprintf(stdout, "SERVER: I received \"%s\"\n", node->getBuf());
delete node;
}
}
if(!stream.inboundReady())
{
for(int i=0; i<1000; i++)
{
TestNode * node = new TestNode;
node->setLen(sprintf(node->getBuf(), "Server Packet %i", count++)+1);
stream.enqueueOutbound(node);
}
setMask(READ_MASK|WRITE_MASK);
}
if(retval<0) setMask(DONT_CALL);
return retval>=0?0:-1;
}
int handleOutput ( void )
{
int retval = 0;
retval=stream.transmit();
if(retval<0) setMask(DONT_CALL);
else if(!stream.outboundReady()) setMask(READ_MASK);
return retval>=0?0:-1;
}
int handleClose ( void )
{
fprintf(stdout, "Closing connection to host\n");
stream.close();
return 0;
}
};
class Acceptor : public cdevEventHandler
{
public:
Acceptor ( const cdevAddr &addr )
{
open(addr);
GlobalReactor.registerHandler(this, READ_MASK);
}
int open ( const cdevAddr &addr )
{
int result = -1;
if (acceptor.open (addr, TRUE) == -1)
{
fprintf(stdout, "Acceptor [ERROR]: Failed to open listening port");
}
else if (acceptor.setFlags (O_NONBLOCK) == -1)
{
fprintf(stdout, "Acceptor [ERROR]: Could not enable non-blocking I/O");
}
else result = 0;
return result;
}
int getHandle ( void ) const
{
return acceptor.getHandle();
}
void setHandle ( int handle )
{
acceptor.setHandle(handle);
}
int handleInput ( void )
{
cdevInetAddr addr;
ClientHandler * handler = new ClientHandler;
if(acceptor.accept(handler->stream, &addr)!=-1)
{
fprintf(stdout, "Received connection from host %s\n", addr.getHostName());
handler->open();
}
return 0;
}
int handleClose ( void )
{
acceptor.close();
return 0;
}
private:
cdevSocketAcceptor acceptor;
};
int main (int argc, char * argv[], char * envp[])
{
if(argc<2)
{
fprintf(stderr, "%s [port]\n", argv[0]);
return -1;
}
short port = atoi(argv[1]);
cdevInetAddr acceptAddr(port, (long)INADDR_ANY);
Acceptor * acceptor = new Acceptor(acceptAddr);
for(int i=0; i<100; i++)
{
if(i%10==0) fprintf(stdout, "====> Have reached iteration %i\n", i);
GlobalReactor.handleEvents(1.0);
}
return 0;
}