/* $OpenBSD: mac.h,v 1.10 2016/07/08 03:44:42 djm Exp $ */ /* * Copyright (c) 2001 Markus Friedl. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef SSHMAC_H #define SSHMAC_H #include <sys/types.h> struct sshmac { char *name; int enabled; u_int mac_len; u_char *key; u_int key_len; int type; int etm; /* Encrypt-then-MAC */ struct ssh_hmac_ctx *hmac_ctx; struct umac_ctx *umac_ctx; }; int mac_valid(const char *); char *mac_alg_list(char); int mac_setup(struct sshmac *, char *); int mac_init(struct sshmac *); int mac_compute(struct sshmac *, u_int32_t, const u_char *, int, u_char *, size_t); int mac_check(struct sshmac *, u_int32_t, const u_char *, size_t, const u_char *, size_t); void mac_clear(struct sshmac *); #endif /* SSHMAC_H */