From aa4d426b4d3527d7e166df1a05058c9a4a0f6683 Mon Sep 17 00:00:00 2001 From: Wojtek Kosior Date: Fri, 30 Apr 2021 00:33:56 +0200 Subject: initial/final commit --- openssl-1.1.0h/crypto/include/internal/bn_int.h | 82 +++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 openssl-1.1.0h/crypto/include/internal/bn_int.h (limited to 'openssl-1.1.0h/crypto/include/internal/bn_int.h') diff --git a/openssl-1.1.0h/crypto/include/internal/bn_int.h b/openssl-1.1.0h/crypto/include/internal/bn_int.h new file mode 100644 index 0000000..9c984ba --- /dev/null +++ b/openssl-1.1.0h/crypto/include/internal/bn_int.h @@ -0,0 +1,82 @@ +/* + * Copyright 2014-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#ifndef HEADER_BN_INT_H +# define HEADER_BN_INT_H + +# include +# include + +#ifdef __cplusplus +extern "C" { +#endif + +BIGNUM *bn_wexpand(BIGNUM *a, int words); +BIGNUM *bn_expand2(BIGNUM *a, int words); + +void bn_correct_top(BIGNUM *a); + +/* + * Determine the modified width-(w+1) Non-Adjacent Form (wNAF) of 'scalar'. + * This is an array r[] of values that are either zero or odd with an + * absolute value less than 2^w satisfying scalar = \sum_j r[j]*2^j where at + * most one of any w+1 consecutive digits is non-zero with the exception that + * the most significant digit may be only w-1 zeros away from that next + * non-zero digit. + */ +signed char *bn_compute_wNAF(const BIGNUM *scalar, int w, size_t *ret_len); + +int bn_get_top(const BIGNUM *a); + +void bn_set_top(BIGNUM *a, int top); + +int bn_get_dmax(const BIGNUM *a); + +/* Set all words to zero */ +void bn_set_all_zero(BIGNUM *a); + +/* + * Copy the internal BIGNUM words into out which holds size elements (and size + * must be bigger than top) + */ +int bn_copy_words(BN_ULONG *out, const BIGNUM *in, int size); + +BN_ULONG *bn_get_words(const BIGNUM *a); + +/* + * Set the internal data words in a to point to words which contains size + * elements. The BN_FLG_STATIC_DATA flag is set + */ +void bn_set_static_words(BIGNUM *a, BN_ULONG *words, int size); + +/* + * Copy words into the BIGNUM |a|, reallocating space as necessary. + * The negative flag of |a| is not modified. + * Returns 1 on success and 0 on failure. + */ +/* + * |num_words| is int because bn_expand2 takes an int. This is an internal + * function so we simply trust callers not to pass negative values. + */ +int bn_set_words(BIGNUM *a, BN_ULONG *words, int num_words); + +size_t bn_sizeof_BIGNUM(void); + +/* + * Return element el from an array of BIGNUMs starting at base (required + * because callers do not know the size of BIGNUM at compilation time) + */ +BIGNUM *bn_array_el(BIGNUM *base, int el); + + +#ifdef __cplusplus +} +#endif + +#endif -- cgit v1.2.3