packets/packet.h

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#ifndef _HLBR_PACKET_H_
#define _HLBR_PACKET_H_

#include "../config.h"
#include "../engine/hlbr.h"

#define MAX_IDLE_PACKETS        150

/**********************************
* These define each possible 
* packet type and proto
**********************************/
#define PACKET_TYPE_NONE                0
#define PACKET_TYPE_LINUX_RAW           1
#define PACKET_TYPE_PCAP                2
#define PACKET_TYPE_OBSD_BPF            3
#define PACKET_TYPE_OSX_BPF             4
#define PACKET_TYPE_TCPDUMP             5       
#define PACKET_TYPE_SOLARIS_DLPI        6

#define PACKET_PROTO_NONE               0
#define PACKET_PROTO_IP                 1
#define PACKET_PROTO_ETHERNET           2

#define MAX_KEY_LEN                     128

#define INTERFACE_NONE                  -1
#define INTERFACE_BROADCAST             99

#define PACKET_STATUS_IDLE              0
#define PACKET_STATUS_PENDING           1
#define PACKET_STATUS_SAVED             2
#define PACKET_STATUS_ALLOCATED         3
#define PACKET_STATUS_PROCESSING        4
#define PACKET_STATUS_BLOCKED           5

#define PACKET_ROLE_NORMAL              0
#define PACKET_ROLE_EXTERNAL            1
#define PACKET_ROLE_INTERNAL            2
#define PACKET_ROLE_HONEY               3

#define PACKET_NONE                     -1

int GetPacketTypeByName(char* Name);
int GetPacketProtoByName(char* Name);
int GetPacketRoleByName(char* Name);
int OpenInterface(int InterfaceID);
int OpenInterfaces();
int ReadPacket(int InterfaceID);
int WritePacket(int PacketSlot);
int AddPacketToPending(int PacketSlot);
int PopFromPending();
int     GetEmptyPacket();
void ReturnEmptyPacket(int PacketSlot);
int StartInterfaceThread(int InterfaceID);
int RuleIsActive(int PacketSlot, int RuleNum);
int SetRuleInactive(int PacketSlot, int RuleNum);
int GetInterfaceByName(char* Name);
int BlockPacket(int PacketSlot);        // used by TCP session remounting

#endif

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