1 /* $OpenBSD: deattack.h,v 1.11 2015/01/19 19:52:16 markus Exp $ */ 2 3 /* 4 * Cryptographic attack detector for ssh - Header file 5 * 6 * Copyright (c) 1998 CORE SDI S.A., Buenos Aires, Argentina. 7 * 8 * All rights reserved. Redistribution and use in source and binary 9 * forms, with or without modification, are permitted provided that 10 * this copyright notice is retained. 11 * 12 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED 13 * WARRANTIES ARE DISCLAIMED. IN NO EVENT SHALL CORE SDI S.A. BE 14 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY OR 15 * CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OR MISUSE OF THIS 16 * SOFTWARE. 17 * 18 * Ariel Futoransky <futo@core-sdi.com> 19 * <http://www.core-sdi.com> 20 */ 21 22 #ifndef _DEATTACK_H 23 #define _DEATTACK_H 24 25 /* Return codes */ 26 #define DEATTACK_OK 0 27 #define DEATTACK_DETECTED 1 28 #define DEATTACK_DOS_DETECTED 2 29 #define DEATTACK_ERROR 3 30 31 struct deattack_ctx { 32 u_int16_t *h; 33 u_int32_t n; 34 }; 35 36 void deattack_init(struct deattack_ctx *); 37 int detect_attack(struct deattack_ctx *, const u_char *, u_int32_t); 38 #endif 39