Category : Network Files
Archive   : PACKDEMO.ZIP
Filename : STRUCTS.H

/*
* Copyright, Klos Technologies, Inc.
* All Right Reserved
*/


typedef unsigned char byte;
typedef unsigned short int word;
typedef unsigned long int dword;

#define ETHERNET 0x00
#define TOKENRING 0x08
#define ARCNET 0x10
#define FDDI 0x18
#define PPP 0x20
#define SLIP 0x28
#define MEDIA_MASK 0x38

#define IEEE8022 0x01
#define IEEE8022SNAP 0x02
#define DIX 0x04

#define MEDIA_ETHERNET_8022 (ETHERNET+IEEE8022)
#define MEDIA_ETHERNET_8022_SNAP (ETHERNET+IEEE8022+IEEE8022SNAP)
#define MEDIA_ETHERNET_DIX (ETHERNET+DIX)
#define MEDIA_TOKENRING_8022 (TOKENRING+IEEE8022)
#define MEDIA_TOKENRING_8022_SNAP \
(TOKENRING+IEEE8022+IEEE8022SNAP)
#define MEDIA_ARCNET (ARCNET)
#define MEDIA_ARCNET_8022 (ARCNET+IEEE8022)
#define MEDIA_ARCNET_8022_SNAP (ARCNET+IEEE8022+IEEE8022SNAP)
#define MEDIA_FDDI (FDDI)
#define MEDIA_FDDI_8022 (FDDI+IEEE8022)
#define MEDIA_FDDI_8022_SNAP (FDDI+IEEE8022+IEEE8022SNAP)
#define MEDIA_PPP (PPP)
#define MEDIA_SLIP (SLIP)

#define BLUE 0x01
#define GREEN 0x02
#define CYAN 0x03
#define RED 0x04
#define MAGENTA 0x05
#define BROWN 0x06
#define WHITE 0x07
#define GREY 0x08
#define LTBLUE 0x09
#define LTGREEN 0x0a
#define LTCYAN 0x0b
#define LTRED 0x0c
#define LTMAGENTA 0x0d
#define YELLOW 0x0e

struct ethernet_header
{ byte destination[6];
byte source[6];
word type;
byte data[];
};

struct token_ring_header
{ byte access_control;
byte frame_control;
byte destination[6];
byte source[6];
byte data[];
};

struct arcnet_header
{ byte source;
byte destination;
byte type;
};

struct fddi_header
{ byte frame_control;
byte destination[6];
byte source[6];
byte data[];
};

struct PPP_header
{ byte direction;
byte address;
byte control;
word type;
};

struct SLIP_header
{ byte direction;
};

struct sap_header
{ byte dsap;
byte ssap;
byte control;
};

struct snap_header
{ byte organization[3];
word type;
};

struct protocol
{ struct protocol *next;
char *protocol_name;
word type1; /* type field for DIX and SNAP */
byte type2; /* type field for 802.2 headers */
byte type3; /* type field for ARCNET */
word type4; /* type field for PPP */
word type5; /* to be defined */
void (*show_line)();
void (*show_packet)();
};

struct interface /* REV 1 */
{ byte i_signature[8];
struct protocol *(*i_initialize)();
byte *(*i_sprintf)();
void (*i_printf)();
void (*i_format_protocol)();
void (*i_format_protocol_line)();
void (*i_format_raw)();
void (*i_format_raw_line)();
void (*i_set_color)();
byte *(*i_falloc)();
int (*i_open)();
int (*i_read)();
int (*i_write)();
long (*i_lseek)();
int (*i_close)();
char *i_home_dir;
int *i_current_level;
};

#ifdef INTERNAL_DECODER
char *sprintf();

extern char home_dir[];
extern int current_level;
#else /* EXTERNAL_DECODER */
extern struct interface *decoder_header;

#define sprintf (decoder_header->i_sprintf)
#define printf (decoder_header->i_printf)
#define format_protocol (decoder_header->i_format_protocol)
#define format_protocol_line \
(decoder_header->i_format_protocol_line)
#define format_raw (decoder_header->i_format_raw)
#define format_raw_line (decoder_header->i_format_raw_line)
#define set_color (decoder_header->i_set_color)
#define open (decoder_header->i_open)
#define read (decoder_header->i_read)
#define write (decoder_header->i_write)
#define lseek (decoder_header->i_lseek)
#define close (decoder_header->i_close)

#define home_dir (decoder_header->i_home_dir)
#define current_level (decoder_header->i_current_level)
#endif

unsigned int htons();
#define ntohs htons
unsigned long htonl();
#define ntohl htonl