openssh-portable/deattack.h

39 lines
1.0 KiB
C

/* $OpenBSD: deattack.h,v 1.11 2015/01/19 19:52:16 markus Exp $ */
/*
* Cryptographic attack detector for ssh - Header file
*
* Copyright (c) 1998 CORE SDI S.A., Buenos Aires, Argentina.
*
* All rights reserved. Redistribution and use in source and binary
* forms, with or without modification, are permitted provided that
* this copyright notice is retained.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES ARE DISCLAIMED. IN NO EVENT SHALL CORE SDI S.A. BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY OR
* CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OR MISUSE OF THIS
* SOFTWARE.
*
* Ariel Futoransky <futo@core-sdi.com>
* <http://www.core-sdi.com>
*/
#ifndef _DEATTACK_H
#define _DEATTACK_H
/* Return codes */
#define DEATTACK_OK 0
#define DEATTACK_DETECTED 1
#define DEATTACK_DOS_DETECTED 2
#define DEATTACK_ERROR 3
struct deattack_ctx {
u_int16_t *h;
u_int32_t n;
};
void deattack_init(struct deattack_ctx *);
int detect_attack(struct deattack_ctx *, const u_char *, u_int32_t);
#endif