/** @file
 *
 * @par History
 * - 2005/01/24 Shinigami: added packet 0xd9 (Spy on Client 2) to exceptions
 * - 2005/08/29 Shinigami: SPY_ON_CLIENT renamed to CLIENT_INFO
 * - 2007/07/08 Shinigami: added PKTIN_E4_ID to login_exceptions (used by UO:KR)
 * - 2009/09/06 Turley:    Added 0xE1 packet
 * - 2011/11/11 Tomi:    Added 0xF8 packet
 */


#include "msgfiltr.h"

#include <cstring>

#include "../globals/network.h"
#include "pktbothid.h"
#include "pktinid.h"

namespace Pol
{
namespace Core
{
MessageTypeFilter::MessageTypeFilter( MessageDefault def, int* exceptions )
{
  unsigned char normal;
  unsigned char abnormal;
  if ( def == NormallyDisabled )
    normal = 0;
  else
    normal = 1;
  abnormal = !normal;

  memset( msgtype_allowed, normal, sizeof msgtype_allowed );

  while ( *exceptions != -1 )
  {
    msgtype_allowed[*exceptions & 0xFF] = abnormal;
    ++exceptions;
  }
}

void MessageTypeFilter::createMessageFilter()
{
  int login_exceptions[] = {PKTIN_00_ID, PKTIN_5D_ID, PKTBI_73_ID, PKTIN_80_ID, PKTIN_83_ID,
                            PKTIN_91_ID, PKTIN_A0_ID, PKTIN_A4_ID, PKTIN_D9_ID,
                            PKTIN_E1_ID,  // Used by UO:KR & SA
                            PKTIN_E4_ID,  // Used by UO:KR
                            PKTIN_8D_ID, PKTIN_F8_ID,
                            0xF1,  // used by UOGateway
                            -1};
  networkManager.login_filter = std::unique_ptr<MessageTypeFilter>(
      new MessageTypeFilter( MessageTypeFilter::NormallyDisabled, login_exceptions ) );

  int game_exceptions[] = {PKTIN_00_ID, PKTIN_5D_ID, PKTIN_80_ID, PKTIN_83_ID,
                           PKTIN_91_ID, PKTIN_A0_ID, PKTIN_A4_ID, PKTIN_D9_ID,
                           PKTIN_8D_ID, PKTIN_F8_ID, -1};
  networkManager.game_filter = std::unique_ptr<MessageTypeFilter>(
      new MessageTypeFilter( MessageTypeFilter::NormallyEnabled, game_exceptions ) );

  int no_exceptions[] = {-1};
  networkManager.disconnected_filter = std::unique_ptr<MessageTypeFilter>(
      new MessageTypeFilter( MessageTypeFilter::NormallyDisabled, no_exceptions ) );
}
}  // namespace Core
}  // namespace Pol