66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
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/* ext_lms.h
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*
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* Copyright (C) 2006-2023 wolfSSL Inc.
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*
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* This file is part of wolfSSL.
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*
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* wolfSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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#ifndef EXT_LMS_H
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#define EXT_LMS_H
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#ifdef WOLFSSL_HAVE_LMS
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#include <wolfssl/wolfcrypt/lms.h>
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#if !defined(HAVE_LIBLMS)
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#error "This code requires liblms"
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#endif
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/* hash-sigs LMS HSS includes */
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#include <hss.h>
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#if defined(WOLFSSL_WC_LMS)
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#error "This code is incompatible with wolfCrypt's implementation of LMS."
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#endif
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/*
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* The hash-sigs LMS lib supports from MIN_HSS_LEVELS to MAX_HSS_LEVELS
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* number of levels of Merkle trees. It allows for the tree height and
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* winternitz parameter to be unique per level.
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*/
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/* hss structs */
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typedef struct hss_working_key hss_working_key;
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typedef struct hss_extra_info hss_extra_info;
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struct LmsKey {
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unsigned levels; /* Number of tree levels. */
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param_set_t lm_type[MAX_HSS_LEVELS]; /* Height param per level. */
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param_set_t lm_ots_type[MAX_HSS_LEVELS]; /* Winternitz param per level. */
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unsigned char pub[HSS_MAX_PUBLIC_KEY_LEN];
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#ifndef WOLFSSL_LMS_VERIFY_ONLY
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hss_working_key * working_key;
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write_private_key_cb write_private_key; /* Callback to write/update key. */
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read_private_key_cb read_private_key; /* Callback to read key. */
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void * context; /* Context arg passed to callbacks. */
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hss_extra_info info;
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#endif /* ifndef WOLFSSL_LMS_VERIFY_ONLY */
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enum wc_LmsState state;
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};
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#endif /* WOLFSSL_HAVE_LMS */
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#endif /* EXT_LMS_H */
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