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#include "bu/server.h"
#include <errno.h>
#include "bu/serversocket.h"
#include "bu/client.h"
#include "bu/socket.h"
Bu::Server::Server() :
nTimeoutSec( 0 ),
nTimeoutUSec( 0 )
{
FD_ZERO( &fdActive );
}
Bu::Server::~Server()
{
}
void Bu::Server::addPort( int nPort, int nPoolSize )
{
ServerSocket *s = new ServerSocket( nPort, nPoolSize );
int nSocket = s->getSocket();
FD_SET( nSocket, &fdActive );
hServers.insert( nSocket, s );
}
void Bu::Server::addPort( const FString &sAddr, int nPort, int nPoolSize )
{
ServerSocket *s = new ServerSocket( sAddr, nPort, nPoolSize );
int nSocket = s->getSocket();
FD_SET( nSocket, &fdActive );
hServers.insert( nSocket, s );
}
void Bu::Server::setTimeout( int nTimeoutSec, int nTimeoutUSec )
{
this->nTimeoutSec = nTimeoutSec;
this->nTimeoutUSec = nTimeoutUSec;
}
void Bu::Server::scan()
{
struct timeval xTimeout = { nTimeoutSec, nTimeoutUSec };
fd_set fdRead = fdActive;
fd_set fdWrite = fdActive;
fd_set fdException = fdActive;
if( TEMP_FAILURE_RETRY( select( FD_SETSIZE, &fdRead, NULL, &fdException, &xTimeout ) ) < 0 )
{
throw ExceptionBase("Error attempting to scan open connections.");
}
for( int j = 0; j < FD_SETSIZE; j++ )
{
if( FD_ISSET( j, &fdRead ) )
{
if( hServers.has( j ) )
{
ServerSocket *pSrv = hServers.get( j );
addClient( pSrv->accept(), pSrv->getPort() );
}
else
{
Client *pClient = hClients.get( j );
pClient->processInput();
if( !pClient->isOpen() )
{
onClosedConnection( pClient );
hClients.erase( j );
FD_CLR( j, &fdActive );
}
}
}
}
// Now we just try to write all the pending data on all the sockets.
// this could be done better eventually, if we care about the socket
// wanting to accept writes (using a select).
for( ClientHash::iterator i = hClients.begin(); i != hClients.end(); i++ )
{
(*i)->processOutput();
}
}
void Bu::Server::addClient( int nSocket, int nPort )
{
FD_SET( nSocket, &fdActive );
Client *c = new Client(
new Bu::Socket( nSocket )
);
hClients.insert( nSocket, c );
onNewConnection( c, nPort );
}
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