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/************************************************************************/
/* */
/* PortSentry */
/* */
/* Created: 10-12-1997 */
/* Modified: 05-23-2003 */
/* */
/* Send all changes/modifications/bugfixes to: */
/* craigrowland at users dot sourceforge dot net */
/* */
/* */
/* This software is Copyright(c) 1997-2003 Craig Rowland */
/* */
/* This software is covered under the Common Public License v1.0 */
/* See the enclosed LICENSE file for more information. */
/* $Id: portsentry.h,v 1.32 2003/05/23 17:50:20 crowland Exp crowland $ */
/************************************************************************/
#define VERSION "1.2"
#include <stdio.h>
#include <syslog.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <time.h>
#include <netdb.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include <stdarg.h>
#include <assert.h>
#include <sys/param.h>
#include <sys/types.h>
#ifndef _LINUX_C_LIB_VERSION
#include <sys/socket.h>
#include <sys/stat.h>
#include <netinet/in.h>
#endif
#include <arpa/inet.h>
#include "portsentry_config.h"
#include "portsentry_io.h"
#include "portsentry_util.h"
#ifdef SUPPORT_STEALTH
#ifdef LINUX
#include "portsentry_tcpip.h"
#include <netinet/in_systm.h>
#endif
#define TCPPACKETLEN 80
#define UDPPACKETLEN 68
#endif /* SUPPORT_STEALTH */
#ifdef NEXT
#include <ansi.h>
#endif
#define ERROR -1
#define TRUE 1
#define FALSE 0
#define MAXBUF 1024
/* max size of an IP address plus NULL */
#define IPMAXBUF 16
/* max sockets we can open */
#define MAXSOCKS 64
/* Really is about 1025, but we don't need the length for our purposes */
#define DNSMAXBUF 255
/* prototypes */
int PortSentryModeTCP (void);
int PortSentryModeUDP (void);
int DisposeUDP (char *, int);
int DisposeTCP (char *, int);
int CheckStateEngine (char *);
int InitConfig(void);
void Usage (void);
int SmartVerifyTCP(struct sockaddr_in, struct sockaddr_in, int);
int SmartVerifyUDP(struct sockaddr_in, struct sockaddr_in, int);
#ifdef SUPPORT_STEALTH
int PortSentryStealthModeTCP (void);
int PortSentryAdvancedStealthModeTCP (void);
int PortSentryStealthModeUDP (void);
int PortSentryAdvancedStealthModeUDP (void);
char * ReportPacketType(struct tcphdr );
int PacketReadTCP(int, struct iphdr *, struct tcphdr *);
int PacketReadUDP(int, struct iphdr *, struct udphdr *);
#endif
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