1 /* $NetBSD: sshkey-xmss.h,v 1.4 2021/04/19 14:40:15 christos Exp $ */ 2 /* $OpenBSD: sshkey-xmss.h,v 1.3 2021/04/03 06:18:41 djm Exp $ */ 3 4 /* 5 * Copyright (c) 2017 Markus Friedl. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 #ifndef SSHKEY_XMSS_H 28 #define SSHKEY_XMSS_H 29 30 #define XMSS_SHA2_256_W16_H10_NAME "XMSS_SHA2-256_W16_H10" 31 #define XMSS_SHA2_256_W16_H16_NAME "XMSS_SHA2-256_W16_H16" 32 #define XMSS_SHA2_256_W16_H20_NAME "XMSS_SHA2-256_W16_H20" 33 #define XMSS_DEFAULT_NAME XMSS_SHA2_256_W16_H10_NAME 34 35 size_t sshkey_xmss_pklen(const struct sshkey *); 36 size_t sshkey_xmss_sklen(const struct sshkey *); 37 int sshkey_xmss_init(struct sshkey *, const char *); 38 void sshkey_xmss_free_state(struct sshkey *); 39 int sshkey_xmss_generate_private_key(struct sshkey *, u_int); 40 int sshkey_xmss_serialize_state(const struct sshkey *, struct sshbuf *); 41 int sshkey_xmss_serialize_state_opt(const struct sshkey *, struct sshbuf *, 42 enum sshkey_serialize_rep); 43 int sshkey_xmss_serialize_pk_info(const struct sshkey *, struct sshbuf *, 44 enum sshkey_serialize_rep); 45 int sshkey_xmss_deserialize_state(struct sshkey *, struct sshbuf *); 46 int sshkey_xmss_deserialize_state_opt(struct sshkey *, struct sshbuf *); 47 int sshkey_xmss_deserialize_pk_info(struct sshkey *, struct sshbuf *); 48 49 int sshkey_xmss_siglen(const struct sshkey *, size_t *); 50 void *sshkey_xmss_params(const struct sshkey *); 51 void *sshkey_xmss_bds_state(const struct sshkey *); 52 int sshkey_xmss_get_state(const struct sshkey *, int); 53 int sshkey_xmss_enable_maxsign(struct sshkey *, u_int32_t); 54 int sshkey_xmss_forward_state(const struct sshkey *, u_int32_t); 55 int sshkey_xmss_update_state(const struct sshkey *, int); 56 u_int32_t sshkey_xmss_signatures_left(const struct sshkey *); 57 58 #endif /* SSHKEY_XMSS_H */ 59