freebsd-dev/contrib/tcpdump/signature.h
2010-10-28 19:06:17 +00:00

27 lines
1.1 KiB
C

/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that: (1) source code
* distributions retain the above copyright notice and this paragraph
* in its entirety, and (2) distributions including binary code include
* the above copyright notice and this paragraph in its entirety in
* the documentation or other materials provided with the distribution.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND
* WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
* LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE.
*
* Functions for signature and digest verification.
*
* Original code by Hannes Gredler (hannes@juniper.net)
*/
/* @(#) $Header: /tcpdump/master/tcpdump/signature.h,v 1.1 2008-08-16 11:36:20 hannes Exp $ (LBL) */
/* signature checking result codes */
#define SIGNATURE_VALID 0
#define SIGNATURE_INVALID 1
#define CANT_CHECK_SIGNATURE 2
extern const struct tok signature_check_values[];
extern int signature_verify (const u_char *, u_int, u_char *);