R&S SMA100B - Page 775

Reference information for remote control
R&S
®
SMA100B
775User Manual 1178.3834.02 ─ 09
using namespace std;
typedef struct sockaddr_in SockAddrStruct;
typedef struct hostent HostInfoStruct;
class TcpClient
{
public:
TcpClient();
~TcpClient();
void connectToServer( string &hostname, int port );
void disconnect( );
void transmit( string &txString );
void receive( string &rxString );
string getCurrentHostName( ) const;
int getCurrentPort( ) const;
private:
string currentHostName;
int currentPort;
int currentSocketDescr;
SockAddrStruct serverAddress;
HostInfoStruct * currentHostInfo;
bool clientIsConnected;
int receiveBufferSize;
};
#include <netdb.h>
#include <netinet/in.h>
#include <unistd.h>
#include "TcpClient.h"
TcpClient::TcpClient()
: currentHostName( "" )
, currentPort( 0 )
, currentSocketDescr( 0 )
, serverAddress ( )
, currentHostInfo( NULL )
, clientIsConnected( false )
, receiveBufferSize( 1024 )
{
}
TcpClient::~TcpClient()
{
currentHostInfo = NULL;
}
void TcpClient::connectToServer( string &hostname, int port )
{
currentHostInfo = gethostbyname( hostname.c_str( ) );
if( currentHostInfo == NULL )
{
currentHostName = "";
currentPort = 0;
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