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authorBobTheBob <32057864+BobTheBob9@users.noreply.github.com>2022-08-24 00:32:31 +0100
committerGeckoEidechse <gecko.eidechse+git@pm.me>2022-08-25 21:32:55 +0200
commit46bed8d09f32360377350d71816a76abdfbf2c7c (patch)
tree7feedae4910dbfe0e53d26ea1e00c4616d2c1850 /NorthstarDLL/include/crypto/bn.h
parenta97f1f07bb5aa31629cd87023e09669eb4bf1fe9 (diff)
downloadNorthstarLauncher-46bed8d09f32360377350d71816a76abdfbf2c7c.tar.gz
NorthstarLauncher-46bed8d09f32360377350d71816a76abdfbf2c7c.zip
Adjust folder structure (#242)v1.9.5-rc1v1.9.5
* Adjust folder structure * change launcher directory name
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+/*
+ * Copyright 2014-2021 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (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 OSSL_CRYPTO_BN_H
+# define OSSL_CRYPTO_BN_H
+# pragma once
+
+# include <openssl/bn.h>
+# include <limits.h>
+
+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);
+
+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, const 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, const BN_ULONG *words, int num_words);
+
+/*
+ * Some BIGNUM functions assume most significant limb to be non-zero, which
+ * is customarily arranged by bn_correct_top. Output from below functions
+ * is not processed with bn_correct_top, and for this reason it may not be
+ * returned out of public API. It may only be passed internally into other
+ * functions known to support non-minimal or zero-padded BIGNUMs. Even
+ * though the goal is to facilitate constant-time-ness, not each subroutine
+ * is constant-time by itself. They all have pre-conditions, consult source
+ * code...
+ */
+int bn_mul_mont_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
+ BN_MONT_CTX *mont, BN_CTX *ctx);
+int bn_to_mont_fixed_top(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,
+ BN_CTX *ctx);
+int bn_from_mont_fixed_top(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,
+ BN_CTX *ctx);
+int bn_mod_add_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
+ const BIGNUM *m);
+int bn_mod_sub_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
+ const BIGNUM *m);
+int bn_mul_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx);
+int bn_sqr_fixed_top(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx);
+int bn_lshift_fixed_top(BIGNUM *r, const BIGNUM *a, int n);
+int bn_rshift_fixed_top(BIGNUM *r, const BIGNUM *a, int n);
+int bn_div_fixed_top(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m,
+ const BIGNUM *d, BN_CTX *ctx);
+
+#define BN_PRIMETEST_COMPOSITE 0
+#define BN_PRIMETEST_COMPOSITE_WITH_FACTOR 1
+#define BN_PRIMETEST_COMPOSITE_NOT_POWER_OF_PRIME 2
+#define BN_PRIMETEST_PROBABLY_PRIME 3
+
+int ossl_bn_miller_rabin_is_prime(const BIGNUM *w, int iterations, BN_CTX *ctx,
+ BN_GENCB *cb, int enhanced, int *status);
+
+const BIGNUM *ossl_bn_get0_small_factors(void);
+
+int ossl_bn_rsa_fips186_4_gen_prob_primes(BIGNUM *p, BIGNUM *Xpout,
+ BIGNUM *p1, BIGNUM *p2,
+ const BIGNUM *Xp, const BIGNUM *Xp1,
+ const BIGNUM *Xp2, int nlen,
+ const BIGNUM *e, BN_CTX *ctx,
+ BN_GENCB *cb);
+
+int ossl_bn_rsa_fips186_4_derive_prime(BIGNUM *Y, BIGNUM *X, const BIGNUM *Xin,
+ const BIGNUM *r1, const BIGNUM *r2,
+ int nlen, const BIGNUM *e, BN_CTX *ctx,
+ BN_GENCB *cb);
+
+OSSL_LIB_CTX *ossl_bn_get_libctx(BN_CTX *ctx);
+
+extern const BIGNUM ossl_bn_inv_sqrt_2;
+
+#endif