1 /* $NetBSD: sshkey-xmss.h,v 1.5 2023/07/26 17:58:16 christos Exp $ */ 2 /* $OpenBSD: sshkey-xmss.h,v 1.4 2022/10/28 00:39:29 djm Exp $ */ 3 /* 4 * Copyright (c) 2017 Markus Friedl. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 #ifndef SSHKEY_XMSS_H 27 #define SSHKEY_XMSS_H 28 29 #define XMSS_SHA2_256_W16_H10_NAME "XMSS_SHA2-256_W16_H10" 30 #define XMSS_SHA2_256_W16_H16_NAME "XMSS_SHA2-256_W16_H16" 31 #define XMSS_SHA2_256_W16_H20_NAME "XMSS_SHA2-256_W16_H20" 32 #define XMSS_DEFAULT_NAME XMSS_SHA2_256_W16_H10_NAME 33 34 size_t sshkey_xmss_pklen(const struct sshkey *); 35 size_t sshkey_xmss_sklen(const struct sshkey *); 36 int sshkey_xmss_init(struct sshkey *, const char *); 37 void sshkey_xmss_free_state(struct sshkey *); 38 int sshkey_xmss_generate_private_key(struct sshkey *, int); 39 int sshkey_xmss_serialize_state(const struct sshkey *, struct sshbuf *); 40 int sshkey_xmss_serialize_state_opt(const struct sshkey *, struct sshbuf *, 41 enum sshkey_serialize_rep); 42 int sshkey_xmss_serialize_pk_info(const struct sshkey *, struct sshbuf *, 43 enum sshkey_serialize_rep); 44 int sshkey_xmss_deserialize_state(struct sshkey *, struct sshbuf *); 45 int sshkey_xmss_deserialize_state_opt(struct sshkey *, struct sshbuf *); 46 int sshkey_xmss_deserialize_pk_info(struct sshkey *, struct sshbuf *); 47 48 int sshkey_xmss_siglen(const struct sshkey *, size_t *); 49 void *sshkey_xmss_params(const struct sshkey *); 50 void *sshkey_xmss_bds_state(const struct sshkey *); 51 int sshkey_xmss_get_state(const struct sshkey *, int); 52 int sshkey_xmss_enable_maxsign(struct sshkey *, u_int32_t); 53 int sshkey_xmss_forward_state(const struct sshkey *, u_int32_t); 54 int sshkey_xmss_update_state(const struct sshkey *, int); 55 u_int32_t sshkey_xmss_signatures_left(const struct sshkey *); 56 57 #endif /* SSHKEY_XMSS_H */ 58