150a69bb5SSascha Wildner /* $OpenBSD: sshkey-xmss.h,v 1.3 2021/04/03 06:18:41 djm Exp $ */ 2664f4763Szrj /* 3664f4763Szrj * Copyright (c) 2017 Markus Friedl. All rights reserved. 4664f4763Szrj * 5664f4763Szrj * Redistribution and use in source and binary forms, with or without 6664f4763Szrj * modification, are permitted provided that the following conditions 7664f4763Szrj * are met: 8664f4763Szrj * 1. Redistributions of source code must retain the above copyright 9664f4763Szrj * notice, this list of conditions and the following disclaimer. 10664f4763Szrj * 2. Redistributions in binary form must reproduce the above copyright 11664f4763Szrj * notice, this list of conditions and the following disclaimer in the 12664f4763Szrj * documentation and/or other materials provided with the distribution. 13664f4763Szrj * 14664f4763Szrj * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15664f4763Szrj * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16664f4763Szrj * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17664f4763Szrj * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 18664f4763Szrj * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19664f4763Szrj * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20664f4763Szrj * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21664f4763Szrj * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22664f4763Szrj * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23664f4763Szrj * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24664f4763Szrj */ 25664f4763Szrj #ifndef SSHKEY_XMSS_H 26664f4763Szrj #define SSHKEY_XMSS_H 27664f4763Szrj 28664f4763Szrj #define XMSS_SHA2_256_W16_H10_NAME "XMSS_SHA2-256_W16_H10" 29664f4763Szrj #define XMSS_SHA2_256_W16_H16_NAME "XMSS_SHA2-256_W16_H16" 30664f4763Szrj #define XMSS_SHA2_256_W16_H20_NAME "XMSS_SHA2-256_W16_H20" 31664f4763Szrj #define XMSS_DEFAULT_NAME XMSS_SHA2_256_W16_H10_NAME 32664f4763Szrj 33664f4763Szrj size_t sshkey_xmss_pklen(const struct sshkey *); 34664f4763Szrj size_t sshkey_xmss_sklen(const struct sshkey *); 35664f4763Szrj int sshkey_xmss_init(struct sshkey *, const char *); 36664f4763Szrj void sshkey_xmss_free_state(struct sshkey *); 37664f4763Szrj int sshkey_xmss_generate_private_key(struct sshkey *, u_int); 38664f4763Szrj int sshkey_xmss_serialize_state(const struct sshkey *, struct sshbuf *); 39664f4763Szrj int sshkey_xmss_serialize_state_opt(const struct sshkey *, struct sshbuf *, 40664f4763Szrj enum sshkey_serialize_rep); 41664f4763Szrj int sshkey_xmss_serialize_pk_info(const struct sshkey *, struct sshbuf *, 42664f4763Szrj enum sshkey_serialize_rep); 43664f4763Szrj int sshkey_xmss_deserialize_state(struct sshkey *, struct sshbuf *); 44664f4763Szrj int sshkey_xmss_deserialize_state_opt(struct sshkey *, struct sshbuf *); 45664f4763Szrj int sshkey_xmss_deserialize_pk_info(struct sshkey *, struct sshbuf *); 46664f4763Szrj 47664f4763Szrj int sshkey_xmss_siglen(const struct sshkey *, size_t *); 48664f4763Szrj void *sshkey_xmss_params(const struct sshkey *); 49664f4763Szrj void *sshkey_xmss_bds_state(const struct sshkey *); 5050a69bb5SSascha Wildner int sshkey_xmss_get_state(const struct sshkey *, int); 51664f4763Szrj int sshkey_xmss_enable_maxsign(struct sshkey *, u_int32_t); 52664f4763Szrj int sshkey_xmss_forward_state(const struct sshkey *, u_int32_t); 5350a69bb5SSascha Wildner int sshkey_xmss_update_state(const struct sshkey *, int); 54664f4763Szrj u_int32_t sshkey_xmss_signatures_left(const struct sshkey *); 55664f4763Szrj 56664f4763Szrj #endif /* SSHKEY_XMSS_H */ 57