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Diffstat (limited to '')
| -rw-r--r-- | mac.h | 53 |
1 files changed, 53 insertions, 0 deletions
@@ -0,0 +1,53 @@ +/* $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 */ |