diff options
Diffstat (limited to 'crypto/bn/bn_asm.c')
-rw-r--r-- | crypto/bn/bn_asm.c | 104 |
1 files changed, 25 insertions, 79 deletions
diff --git a/crypto/bn/bn_asm.c b/crypto/bn/bn_asm.c index 03a33cffe5ee..729b2480acd1 100644 --- a/crypto/bn/bn_asm.c +++ b/crypto/bn/bn_asm.c @@ -1,69 +1,15 @@ -/* crypto/bn/bn_asm.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] + * 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 BN_DEBUG -# undef NDEBUG /* avoid conflicting definitions */ -# define NDEBUG -#endif - -#include <stdio.h> #include <assert.h> -#include "cryptlib.h" +#include <openssl/crypto.h> +#include "internal/cryptlib.h" #include "bn_lcl.h" #if defined(BN_LLONG) || defined(BN_UMULT_HIGH) @@ -75,7 +21,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num, assert(num >= 0); if (num <= 0) - return (c1); + return c1; # ifndef OPENSSL_SMALL_FOOTPRINT while (num & ~3) { @@ -95,7 +41,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num, num--; } - return (c1); + return c1; } BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w) @@ -104,7 +50,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w) assert(num >= 0); if (num <= 0) - return (c1); + return c1; # ifndef OPENSSL_SMALL_FOOTPRINT while (num & ~3) { @@ -123,7 +69,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w) rp++; num--; } - return (c1); + return c1; } void bn_sqr_words(BN_ULONG *r, const BN_ULONG *a, int n) @@ -162,7 +108,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num, assert(num >= 0); if (num <= 0) - return ((BN_ULONG)0); + return (BN_ULONG)0; bl = LBITS(w); bh = HBITS(w); @@ -184,7 +130,7 @@ BN_ULONG bn_mul_add_words(BN_ULONG *rp, const BN_ULONG *ap, int num, rp++; num--; } - return (c); + return c; } BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w) @@ -194,7 +140,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w) assert(num >= 0); if (num <= 0) - return ((BN_ULONG)0); + return (BN_ULONG)0; bl = LBITS(w); bh = HBITS(w); @@ -216,7 +162,7 @@ BN_ULONG bn_mul_words(BN_ULONG *rp, const BN_ULONG *ap, int num, BN_ULONG w) rp++; num--; } - return (carry); + return carry; } void bn_sqr_words(BN_ULONG *r, const BN_ULONG *a, int n) @@ -264,7 +210,7 @@ BN_ULONG bn_div_words(BN_ULONG h, BN_ULONG l, BN_ULONG d) int i, count = 2; if (d == 0) - return (BN_MASK2); + return BN_MASK2; i = BN_num_bits_word(d); assert((i == BN_BITS2) || (h <= (BN_ULONG)1 << i)); @@ -318,7 +264,7 @@ BN_ULONG bn_div_words(BN_ULONG h, BN_ULONG l, BN_ULONG d) l = (l & BN_MASK2l) << BN_BITS4; } ret |= q; - return (ret); + return ret; } #endif /* !defined(BN_LLONG) && defined(BN_DIV2W) */ @@ -330,7 +276,7 @@ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b, assert(n >= 0); if (n <= 0) - return ((BN_ULONG)0); + return (BN_ULONG)0; # ifndef OPENSSL_SMALL_FOOTPRINT while (n & ~3) { @@ -361,7 +307,7 @@ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b, r++; n--; } - return ((BN_ULONG)ll); + return (BN_ULONG)ll; } #else /* !BN_LLONG */ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b, @@ -371,7 +317,7 @@ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b, assert(n >= 0); if (n <= 0) - return ((BN_ULONG)0); + return (BN_ULONG)0; c = 0; # ifndef OPENSSL_SMALL_FOOTPRINT @@ -418,7 +364,7 @@ BN_ULONG bn_add_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b, r++; n--; } - return ((BN_ULONG)c); + return (BN_ULONG)c; } #endif /* !BN_LLONG */ @@ -430,7 +376,7 @@ BN_ULONG bn_sub_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b, assert(n >= 0); if (n <= 0) - return ((BN_ULONG)0); + return (BN_ULONG)0; #ifndef OPENSSL_SMALL_FOOTPRINT while (n & ~3) { @@ -471,7 +417,7 @@ BN_ULONG bn_sub_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b, r++; n--; } - return (c); + return c; } #if defined(BN_MUL_COMBA) && !defined(OPENSSL_SMALL_FOOTPRINT) @@ -1005,13 +951,13 @@ int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, /* hmm... is it faster just to do a multiply? */ # undef bn_sqr_comba4 +# undef bn_sqr_comba8 void bn_sqr_comba4(BN_ULONG *r, const BN_ULONG *a) { BN_ULONG t[8]; bn_sqr_normal(r, a, 4, t); } -# undef bn_sqr_comba8 void bn_sqr_comba8(BN_ULONG *r, const BN_ULONG *a) { BN_ULONG t[16]; |