diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:26:58 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:26:58 +0000 |
commit | 999ae6be3243c7b4a815247199447b53c39a3d65 (patch) | |
tree | 1f35b42b5e5f462d35ba452e4dcfa188ce0543fd /hmac.h | |
parent | Initial commit. (diff) | |
download | openssh-999ae6be3243c7b4a815247199447b53c39a3d65.tar.xz openssh-999ae6be3243c7b4a815247199447b53c39a3d65.zip |
Adding upstream version 1:7.9p1.upstream/1%7.9p1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | hmac.h | 38 |
1 files changed, 38 insertions, 0 deletions
@@ -0,0 +1,38 @@ +/* $OpenBSD: hmac.h,v 1.9 2014/06/24 01:13:21 djm Exp $ */ +/* + * Copyright (c) 2014 Markus Friedl. All rights reserved. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _HMAC_H +#define _HMAC_H + +/* Returns the algorithm's digest length in bytes or 0 for invalid algorithm */ +size_t ssh_hmac_bytes(int alg); + +struct sshbuf; +struct ssh_hmac_ctx; +struct ssh_hmac_ctx *ssh_hmac_start(int alg); + +/* Sets the state of the HMAC or resets the state if key == NULL */ +int ssh_hmac_init(struct ssh_hmac_ctx *ctx, const void *key, size_t klen) + __attribute__((__bounded__(__buffer__, 2, 3))); +int ssh_hmac_update(struct ssh_hmac_ctx *ctx, const void *m, size_t mlen) + __attribute__((__bounded__(__buffer__, 2, 3))); +int ssh_hmac_update_buffer(struct ssh_hmac_ctx *ctx, const struct sshbuf *b); +int ssh_hmac_final(struct ssh_hmac_ctx *ctx, u_char *d, size_t dlen) + __attribute__((__bounded__(__buffer__, 2, 3))); +void ssh_hmac_free(struct ssh_hmac_ctx *ctx); + +#endif /* _HMAC_H */ |