1*b1066cf3Schristos /* $NetBSD: sshkey-xmss.h,v 1.5 2023/07/26 17:58:16 christos Exp $ */ 2*b1066cf3Schristos /* $OpenBSD: sshkey-xmss.h,v 1.4 2022/10/28 00:39:29 djm Exp $ */ 3ad340bdfSchristos /* 4ad340bdfSchristos * Copyright (c) 2017 Markus Friedl. All rights reserved. 5ad340bdfSchristos * 6ad340bdfSchristos * Redistribution and use in source and binary forms, with or without 7ad340bdfSchristos * modification, are permitted provided that the following conditions 8ad340bdfSchristos * are met: 9ad340bdfSchristos * 1. Redistributions of source code must retain the above copyright 10ad340bdfSchristos * notice, this list of conditions and the following disclaimer. 11ad340bdfSchristos * 2. Redistributions in binary form must reproduce the above copyright 12ad340bdfSchristos * notice, this list of conditions and the following disclaimer in the 13ad340bdfSchristos * documentation and/or other materials provided with the distribution. 14ad340bdfSchristos * 15ad340bdfSchristos * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16ad340bdfSchristos * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17ad340bdfSchristos * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18ad340bdfSchristos * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19ad340bdfSchristos * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20ad340bdfSchristos * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21ad340bdfSchristos * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22ad340bdfSchristos * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23ad340bdfSchristos * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24ad340bdfSchristos * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25ad340bdfSchristos */ 26ad340bdfSchristos #ifndef SSHKEY_XMSS_H 27ad340bdfSchristos #define SSHKEY_XMSS_H 28ad340bdfSchristos 29ad340bdfSchristos #define XMSS_SHA2_256_W16_H10_NAME "XMSS_SHA2-256_W16_H10" 30ad340bdfSchristos #define XMSS_SHA2_256_W16_H16_NAME "XMSS_SHA2-256_W16_H16" 31ad340bdfSchristos #define XMSS_SHA2_256_W16_H20_NAME "XMSS_SHA2-256_W16_H20" 32ad340bdfSchristos #define XMSS_DEFAULT_NAME XMSS_SHA2_256_W16_H10_NAME 33ad340bdfSchristos 34ad340bdfSchristos size_t sshkey_xmss_pklen(const struct sshkey *); 35ad340bdfSchristos size_t sshkey_xmss_sklen(const struct sshkey *); 36ad340bdfSchristos int sshkey_xmss_init(struct sshkey *, const char *); 37ad340bdfSchristos void sshkey_xmss_free_state(struct sshkey *); 38*b1066cf3Schristos int sshkey_xmss_generate_private_key(struct sshkey *, int); 39ad340bdfSchristos int sshkey_xmss_serialize_state(const struct sshkey *, struct sshbuf *); 40ad340bdfSchristos int sshkey_xmss_serialize_state_opt(const struct sshkey *, struct sshbuf *, 41ad340bdfSchristos enum sshkey_serialize_rep); 42ad340bdfSchristos int sshkey_xmss_serialize_pk_info(const struct sshkey *, struct sshbuf *, 43ad340bdfSchristos enum sshkey_serialize_rep); 44ad340bdfSchristos int sshkey_xmss_deserialize_state(struct sshkey *, struct sshbuf *); 45ad340bdfSchristos int sshkey_xmss_deserialize_state_opt(struct sshkey *, struct sshbuf *); 46ad340bdfSchristos int sshkey_xmss_deserialize_pk_info(struct sshkey *, struct sshbuf *); 47ad340bdfSchristos 48ad340bdfSchristos int sshkey_xmss_siglen(const struct sshkey *, size_t *); 49ad340bdfSchristos void *sshkey_xmss_params(const struct sshkey *); 50ad340bdfSchristos void *sshkey_xmss_bds_state(const struct sshkey *); 5117418e98Schristos int sshkey_xmss_get_state(const struct sshkey *, int); 52ad340bdfSchristos int sshkey_xmss_enable_maxsign(struct sshkey *, u_int32_t); 53ad340bdfSchristos int sshkey_xmss_forward_state(const struct sshkey *, u_int32_t); 5417418e98Schristos int sshkey_xmss_update_state(const struct sshkey *, int); 55ad340bdfSchristos u_int32_t sshkey_xmss_signatures_left(const struct sshkey *); 56ad340bdfSchristos 57ad340bdfSchristos #endif /* SSHKEY_XMSS_H */ 58