proto.h

   1 /*
   2  * netsniff-ng - the packet sniffing beast
   3  * Copyright (C) 2009, 2010 Daniel Borkmann
   4  * Copyright (C) 2012 Christoph Jaeger <christoph@netsniff-ng.org>
   5  * Subject to the GPL, version 2.
   6  */
   7
   8 #ifndef PROTO_H
   9 #define PROTO_H
  10
  11 #include <ctype.h>
  12 #include <stdint.h>
  13
  14 #include "tprintf.h"
  15
  16 struct pkt_buff;
  17
  18 struct protocol {
  19         /* Needs to be filled out by user */
  20         const unsigned int key;
  21         void (*print_full)(struct pkt_buff *pkt);
  22         void (*print_less)(struct pkt_buff *pkt);
  23         /* Used by program logic */
  24         struct protocol *next;
  25         void (*process)   (struct pkt_buff *pkt);
  26 };
  27
  28 extern void empty(struct pkt_buff *pkt);
  29 extern void _hex(uint8_t *ptr, size_t len);
  30 extern void hex(struct pkt_buff *pkt);
  31 extern void _ascii(uint8_t *ptr, size_t len);
  32 extern void ascii(struct pkt_buff *pkt);
  33 extern void hex_ascii(struct pkt_buff *pkt);
  34
  35 #endif /* PROTO_H */