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- #define VERSION "1.0"
- #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 "kalasag_config.h"
- #include "kalasag_io.h"
- #include "kalasag_util.h"
- #ifdef SUPPORT_STEALTH
- #ifdef LINUX
- #include "kalasag_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 KalasagModeTCP(void);
- int KalasagModeUDP(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 KalasagStealthModeTCP(void);
- int KalasagAdvancedStealthModeTCP(void);
- int KalasagStealthModeUDP(void);
- int KalasagAdvancedStealthModeUDP(void);
- char *ReportPacketType(struct tcphdr);
- int PacketReadTCP(int, struct iphdr *, struct tcphdr *);
- int PacketReadUDP(int, struct iphdr *, struct udphdr *);
- #endif
