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@@ -0,0 +1,759 @@
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+#include "AnmeldungClient.h"
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+#include <Klient.h>
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+#include "Keys.h"
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+#include <Globals.h>
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+
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+using namespace KSGClient;
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+
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+
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+
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+
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+AnmeldungClient::AnmeldungClient( int klientId, unsigned short port, char *ip, char *key, unsigned char keyLen )
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+{
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+ ref = 1;
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+ this->ip = ip;
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+ this->port = port;
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+ cId = klientId;
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+ k = 0;
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+ this->key = new char[ keyLen ];
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+ memcpy( this->key, key, keyLen );
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+ this->keyLen = keyLen;
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+}
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+
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+
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+AnmeldungClient::~AnmeldungClient()
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+{
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+ trenne( 1 );
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+ delete[] key;
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+}
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+
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+
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+
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+bool AnmeldungClient::verbinde()
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+{
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+ cs.lock();
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+ if( k )
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+ {
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+ cs.unlock();
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+ return 1;
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+ }
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+ k = new Network::Klient();
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+ int l = 0;
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+ char *key;
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+ Keys::getServerKey( &key, l, Keys::ANMELDUNG, Keys::SENDEN );
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+ k->setSendeKey( key, l );
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+ delete[] key;
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+ Keys::getServerKey( &key, l, Keys::ANMELDUNG, Keys::EMPFANGEN );
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+ k->setEmpfangKey( key, l );
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+ delete[] key;
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+ if( k->verbinde( port, ip ) )
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+ {
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+ if( k->sendeEncrypted( "\1", 1 ) )
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+ {
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+ k->sendeEncrypted( (char*)&cId, 4 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 3 )
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+ {
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+ char byte = 0;
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+ k->getNachrichtEncrypted( &byte, 1 );
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+ char *f = new char[ byte + 1 ];
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+ f[ byte ] = 0;
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+ k->getNachrichtEncrypted( f, byte );
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+ err = "error while identifying client Anmeldung Server returned: ";
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+ err += f;
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+ delete[]f;
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+ trenne( 0 );
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->setSendeKey( this->key, this->keyLen );
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+ k->setEmpfangKey( this->key, this->keyLen );
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+ }
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+ else
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+ {
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+ err = "network error while sending to Anmeldung Server";
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+ k = k->release();
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+ cs.unlock();
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+ return 0;
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+ }
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+ }
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+ else
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+ {
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+ err = "network error while connecting to Anmeldung Server";
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+ k = k->release();
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+ cs.unlock();
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+ return 0;
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+ }
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+ cs.unlock();
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+ return 1;
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+}
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+
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+
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+
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+
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+int AnmeldungClient::gruppeErstellen( int karteId )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\5", 1 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->sendeEncrypted( (char*)&karteId, 4 );
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ int gruppeId = 0;
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+ k->getNachrichtEncrypted( (char*)&gruppeId, 4 );
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+ cs.unlock();
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+ return gruppeId;
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+ }
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+ }
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+ if( serverReturn == 3 )
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+ {
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+ char län = 0;
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+ k->getNachrichtEncrypted( &län, 1 );
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+ char *message = new char[ län + 1 ];
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+ message[ län ] = 0;
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+ k->getNachrichtEncrypted( message, län );
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+ err = message;
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+ delete[] message;
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+ cs.unlock();
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+ return 0;
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+ }
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+ err = "Unbekannter Fehler";
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+ cs.unlock();
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+ return 0;
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+}
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+
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+
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+
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+
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+
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+
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+bool AnmeldungClient::gruppeBetreten( int gruppeId, Framework::Array< int > *mitglieder, int *anzahl )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\x6", 1 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->sendeEncrypted( (char*)&gruppeId, 4 );
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->getNachrichtEncrypted( (char*)anzahl, 4 );
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+ for( int i = 0; i < *anzahl; i++ )
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+ {
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+ int id = 0;
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+ k->getNachrichtEncrypted( (char*)&id, 4 );
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+ mitglieder->add( id, i );
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+ }
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+ cs.unlock();
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+ return 1;
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+ }
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+ }
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+ if( serverReturn == 3 )
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+ {
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+ char län = 0;
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+ k->getNachrichtEncrypted( &län, 1 );
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+ char *message = new char[ län + 1 ];
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+ message[ län ] = 0;
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+ k->getNachrichtEncrypted( message, län );
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+ err = message;
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+ delete[] message;
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+ cs.unlock();
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+ return 0;
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+ }
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+ err = "Unbekannter Fehler";
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+ cs.unlock();
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+ return 0;
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+}
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+
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+
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+
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+
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+bool AnmeldungClient::gruppeVerlassen( int gruppeId )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\x7", 1 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->sendeEncrypted( (char*)&gruppeId, 4 );
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ cs.unlock();
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+ return 1;
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+ }
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+ }
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+ if( serverReturn == 3 )
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+ {
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+ char län = 0;
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+ k->getNachrichtEncrypted( &län, 1 );
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+ char *message = new char[ län + 1 ];
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+ message[ län ] = 0;
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+ k->getNachrichtEncrypted( message, län );
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+ err = message;
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+ delete[] message;
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+ cs.unlock();
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+ return 0;
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+ }
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+ err = "Unbekannter Fehler";
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+ cs.unlock();
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+ return 0;
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+}
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+
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+
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+
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+
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+bool AnmeldungClient::gruppeAnmelden( int gruppeId )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\x9", 1 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->sendeEncrypted( (char*)&gruppeId, 4 );
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ cs.unlock();
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+ return 1;
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+ }
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+ }
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+ if( serverReturn == 3 )
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+ {
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+ char län = 0;
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+ k->getNachrichtEncrypted( &län, 1 );
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+ char *message = new char[ län + 1 ];
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+ message[ län ] = 0;
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+ k->getNachrichtEncrypted( message, län );
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+ err = message;
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+ delete[] message;
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+ cs.unlock();
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+ return 0;
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+ }
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+ err = "Unbekannter Fehler";
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+ cs.unlock();
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+ return 0;
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+}
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+
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+
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+
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+
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+bool AnmeldungClient::gruppeAbmelden( int gruppeId )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\xA", 1 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->sendeEncrypted( (char*)&gruppeId, 4 );
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ cs.unlock();
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+ return 1;
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+ }
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+ }
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+ if( serverReturn == 3 )
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+ {
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+ char län = 0;
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+ k->getNachrichtEncrypted( &län, 1 );
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+ char *message = new char[ län + 1 ];
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+ message[ län ] = 0;
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+ k->getNachrichtEncrypted( message, län );
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+ err = message;
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+ delete[] message;
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+ cs.unlock();
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+ return 0;
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+ }
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+ err = "Unbekannter Fehler";
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+ cs.unlock();
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+ return 0;
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+}
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+
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+
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+
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+
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+
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+bool AnmeldungClient::gruppeSpielerEinladen( int accountId, int gruppeId )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\xB", 1 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->sendeEncrypted( (char*)&accountId, 4 );
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+ k->sendeEncrypted( (char*)&gruppeId, 4 );
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ cs.unlock();
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+ return 1;
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+ }
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+ }
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+ if( serverReturn == 3 )
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+ {
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+ char län = 0;
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+ k->getNachrichtEncrypted( &län, 1 );
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+ char *message = new char[ län + 1 ];
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+ message[ län ] = 0;
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+ k->getNachrichtEncrypted( message, län );
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+ err = message;
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+ delete[] message;
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+ cs.unlock();
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+ return 0;
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+ }
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+ err = "Unbekannter Fehler";
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+ cs.unlock();
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+ return 0;
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+}
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+
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+
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+
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+
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+
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+bool AnmeldungClient::gruppeEinladungAbbrechen( int accountId, int gruppeId )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\x11", 1 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->sendeEncrypted( (char*)&gruppeId, 4 );
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+ k->sendeEncrypted( (char*)&accountId, 4 );
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ cs.unlock();
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+ return 1;
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+ }
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+ }
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+ if( serverReturn == 3 )
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+ {
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+ char län = 0;
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+ k->getNachrichtEncrypted( &län, 1 );
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+ char *message = new char[ län + 1 ];
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+ message[ län ] = 0;
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+ k->getNachrichtEncrypted( message, län );
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+ err = message;
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+ delete[] message;
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+ cs.unlock();
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+ return 0;
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+ }
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+ err = "Unbekannter Fehler";
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+ cs.unlock();
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+ return 0;
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+}
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+
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+
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+
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+
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+bool AnmeldungClient::gruppeEinladungAblehnen( int gruppeId )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\x12", 1 );
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+ char serverReturn = 0;
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ k->sendeEncrypted( (char*)&gruppeId, 4 );
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+ k->getNachrichtEncrypted( &serverReturn, 1 );
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+ if( serverReturn == 1 )
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+ {
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+ cs.unlock();
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+ return 1;
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+ }
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+ }
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+ if( serverReturn == 3 )
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+ {
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+ char län = 0;
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+ k->getNachrichtEncrypted( &län, 1 );
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+ char *message = new char[ län + 1 ];
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+ message[ län ] = 0;
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+ k->getNachrichtEncrypted( message, län );
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+ err = message;
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+ delete[] message;
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+ cs.unlock();
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+ return 0;
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+ }
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+ err = "Unbekannter Fehler";
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+ cs.unlock();
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+ return 0;
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+}
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+
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+
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+
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+
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+
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+bool AnmeldungClient::kickSpielerAusGruppe( int accountId, int gruppeId )
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+{
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+ cs.lock();
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+ if( !k )
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+ {
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+ err = "Der Client ist nicht verbunden.";
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+ cs.unlock();
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+ return 0;
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+ }
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+ k->sendeEncrypted( "\xC", 1 );
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+ char serverReturn = 0;
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|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ k->sendeEncrypted( (char*)&accountId, 4 );
|
|
|
+ k->sendeEncrypted( (char*)&gruppeId, 4 );
|
|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ cs.unlock();
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if( serverReturn == 3 )
|
|
|
+ {
|
|
|
+ char län = 0;
|
|
|
+ k->getNachrichtEncrypted( &län, 1 );
|
|
|
+ char *message = new char[ län + 1 ];
|
|
|
+ message[ län ] = 0;
|
|
|
+ k->getNachrichtEncrypted( message, län );
|
|
|
+ err = message;
|
|
|
+ delete[] message;
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ err = "Unbekannter Fehler";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+bool AnmeldungClient::gruppeSpielStarten( int gruppeId, bool spielStarten )
|
|
|
+{
|
|
|
+ cs.lock();
|
|
|
+ if( !k )
|
|
|
+ {
|
|
|
+ err = "Der Client ist nicht verbunden.";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ k->sendeEncrypted( "\x10", 1 );
|
|
|
+ char serverReturn = 0;
|
|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ k->sendeEncrypted( (char*)&gruppeId, 4 );
|
|
|
+ k->sendeEncrypted( (char*)&spielStarten, 1 );
|
|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ cs.unlock();
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if( serverReturn == 3 )
|
|
|
+ {
|
|
|
+ char län = 0;
|
|
|
+ k->getNachrichtEncrypted( &län, 1 );
|
|
|
+ char *message = new char[ län + 1 ];
|
|
|
+ message[ län ] = 0;
|
|
|
+ k->getNachrichtEncrypted( message, län );
|
|
|
+ err = message;
|
|
|
+ delete[] message;
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ err = "Unbekannter Fehler";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+bool AnmeldungClient::gruppeNachricht( int gruppeId, char *nachricht )
|
|
|
+{
|
|
|
+ cs.lock();
|
|
|
+ if( !k )
|
|
|
+ {
|
|
|
+ err = "Der Client ist nicht verbunden.";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ char län = textLength( nachricht );
|
|
|
+ if( !län )
|
|
|
+ return 1;
|
|
|
+ cs.lock();
|
|
|
+ k->sendeEncrypted( "\xD", 1 );
|
|
|
+ char serverReturn = 0;
|
|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ k->sendeEncrypted( (char*)&gruppeId, 4 );
|
|
|
+ k->sendeEncrypted( (char*)&län, 1 );
|
|
|
+ k->sendeEncrypted( nachricht, län );
|
|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ cs.unlock();
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if( serverReturn == 3 )
|
|
|
+ {
|
|
|
+ char län = 0;
|
|
|
+ k->getNachrichtEncrypted( &län, 1 );
|
|
|
+ char *message = new char[ län + 1 ];
|
|
|
+ message[ län ] = 0;
|
|
|
+ k->getNachrichtEncrypted( message, län );
|
|
|
+ err = message;
|
|
|
+ delete[] message;
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ err = "Unbekannter Fehler";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+bool AnmeldungClient::anmelden( int karteId )
|
|
|
+{
|
|
|
+ cs.lock();
|
|
|
+ if( !k )
|
|
|
+ {
|
|
|
+ err = "Der Client ist nicht verbunden.";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ k->sendeEncrypted( "\xE", 1 );
|
|
|
+ char serverReturn = 0;
|
|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ k->sendeEncrypted( (char*)&karteId, 4 );
|
|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ cs.unlock();
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if( serverReturn == 3 )
|
|
|
+ {
|
|
|
+ char län = 0;
|
|
|
+ k->getNachrichtEncrypted( &län, 1 );
|
|
|
+ char *message = new char[ län + 1 ];
|
|
|
+ message[ län ] = 0;
|
|
|
+ k->getNachrichtEncrypted( message, län );
|
|
|
+ err = message;
|
|
|
+ delete[] message;
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ err = "Unbekannter Fehler";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+bool AnmeldungClient::abmelden()
|
|
|
+{
|
|
|
+ cs.lock();
|
|
|
+ if( !k )
|
|
|
+ {
|
|
|
+ err = "Der Client ist nicht verbunden.";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ k->sendeEncrypted( "\xF", 1 );
|
|
|
+ char serverReturn = 0;
|
|
|
+ k->getNachrichtEncrypted( &serverReturn, 1 );
|
|
|
+ if( serverReturn == 1 )
|
|
|
+ {
|
|
|
+ cs.unlock();
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ if( serverReturn == 3 )
|
|
|
+ {
|
|
|
+ char län = 0;
|
|
|
+ k->getNachrichtEncrypted( &län, 1 );
|
|
|
+ char *message = new char[ län + 1 ];
|
|
|
+ message[ län ] = 0;
|
|
|
+ k->getNachrichtEncrypted( message, län );
|
|
|
+ err = message;
|
|
|
+ delete[] message;
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ err = "Unbekannter Fehler";
|
|
|
+ cs.unlock();
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+bool AnmeldungClient::keepAlive()
|
|
|
+{
|
|
|
+ if( !k )
|
|
|
+ return 0;
|
|
|
+ char res = 0;
|
|
|
+ if( !cs.tryLock() )
|
|
|
+ return 1;
|
|
|
+ Framework::logLine( ( char* )"Verbindungstest zum Anmeldung Server..." );
|
|
|
+ bool ok = k->sendeEncrypted( "\x13", 1 );
|
|
|
+ ok &= k->getNachrichtEncrypted( &res, 1 );
|
|
|
+ cs.unlock();
|
|
|
+ if( res != 1 || !ok )
|
|
|
+ {
|
|
|
+ Framework::logLine( ( char* ) "Verbindungsabbruch." );
|
|
|
+ trenne( 0 );
|
|
|
+ }
|
|
|
+ else
|
|
|
+ Framework::logLine( ( char* ) "Verbindung besteht." );
|
|
|
+ return res == 1;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+bool AnmeldungClient::trenne( bool abmelden )
|
|
|
+{
|
|
|
+ cs.lock();
|
|
|
+ verbinde();
|
|
|
+ if( !k )
|
|
|
+ {
|
|
|
+ cs.unlock();
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ if( abmelden )
|
|
|
+ {
|
|
|
+ k->sendeEncrypted( "\4", 1 );
|
|
|
+ char ret = 0;
|
|
|
+ k->getNachrichtEncrypted( &ret, 1 );
|
|
|
+ if( ret == 3 )
|
|
|
+ {
|
|
|
+ k->getNachrichtEncrypted( &ret, 1 );
|
|
|
+ char *msg = new char[ ret + 1 ];
|
|
|
+ msg[ ret ] = 0;
|
|
|
+ if( ret )
|
|
|
+ k->getNachrichtEncrypted( msg, ret );
|
|
|
+ err = "error while unregister Client Anmeldung Server returned: ";
|
|
|
+ err += msg;
|
|
|
+ delete[] msg;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ k->sendeEncrypted( "\3", 1 );
|
|
|
+ char ret = 0;
|
|
|
+ k->getNachrichtEncrypted( &ret, 1 );
|
|
|
+ if( ret == 3 )
|
|
|
+ {
|
|
|
+ k->getNachrichtEncrypted( &ret, 1 );
|
|
|
+ char *msg = new char[ ret + 1 ];
|
|
|
+ msg[ ret ] = 0;
|
|
|
+ if( ret )
|
|
|
+ k->getNachrichtEncrypted( msg, ret );
|
|
|
+ err = "error while trenne Anmeldung Server returned: ";
|
|
|
+ err += msg;
|
|
|
+ delete[] msg;
|
|
|
+ }
|
|
|
+ k->trenne();
|
|
|
+ k = k->release();
|
|
|
+ cs.unlock();
|
|
|
+ return 1;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+bool AnmeldungClient::istVerbunden() const
|
|
|
+{
|
|
|
+ return k != 0;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+char *AnmeldungClient::getLetzterFehler() const
|
|
|
+{
|
|
|
+ return err;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+AnmeldungServerClient *AnmeldungClient::getThis()
|
|
|
+{
|
|
|
+ ref++;
|
|
|
+ return this;
|
|
|
+}
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+AnmeldungServerClient *AnmeldungClient::release()
|
|
|
+{
|
|
|
+ ref--;
|
|
|
+ if( !ref )
|
|
|
+ delete this;
|
|
|
+ return 0;
|
|
|
+}
|