735 lines
16 KiB
ArmAsm
735 lines
16 KiB
ArmAsm
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/* $NetBSD: bf_enc_686.S,v 1.1 2001/09/09 11:01:02 tls Exp $ */
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/* $FreeBSD$ */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/*
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* Modified from the output of `perl bf-686.pl elf' by
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* Jason R. Thorpe <thorpej@zembu.com> and Thor Lancelot Simon
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* <tls@netbsd.org>
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*/
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#include <i386/include/asm.h>
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#define _C_LABEL CNAME
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ENTRY(BF_encrypt)
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pushl %ebp
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pushl %ebx
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pushl %esi
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pushl %edi
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/* Load the 2 words */
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movl 20(%esp), %eax
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movl (%eax), %ecx
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movl 4(%eax), %edx
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/* P pointer, s and enc flag */
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movl 24(%esp), %edi
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xorl %eax, %eax
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xorl %ebx, %ebx
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xorl (%edi), %ecx
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/* Round 0 */
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rorl $16, %ecx
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movl 4(%edi), %esi
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movb %ch, %al
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movb %cl, %bl
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rorl $16, %ecx
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xorl %esi, %edx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %ch, %al
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movb %cl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %edx
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/* Round 1 */
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rorl $16, %edx
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movl 8(%edi), %esi
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movb %dh, %al
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movb %dl, %bl
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rorl $16, %edx
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xorl %esi, %ecx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %dh, %al
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movb %dl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %ecx
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/* Round 2 */
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rorl $16, %ecx
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movl 12(%edi), %esi
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movb %ch, %al
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movb %cl, %bl
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rorl $16, %ecx
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xorl %esi, %edx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %ch, %al
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movb %cl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %edx
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/* Round 3 */
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rorl $16, %edx
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movl 16(%edi), %esi
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movb %dh, %al
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movb %dl, %bl
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rorl $16, %edx
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xorl %esi, %ecx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %dh, %al
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movb %dl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %ecx
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/* Round 4 */
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rorl $16, %ecx
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movl 20(%edi), %esi
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movb %ch, %al
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movb %cl, %bl
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rorl $16, %ecx
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xorl %esi, %edx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %ch, %al
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movb %cl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %edx
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/* Round 5 */
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rorl $16, %edx
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movl 24(%edi), %esi
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movb %dh, %al
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movb %dl, %bl
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rorl $16, %edx
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xorl %esi, %ecx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %dh, %al
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movb %dl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %ecx
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/* Round 6 */
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rorl $16, %ecx
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movl 28(%edi), %esi
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movb %ch, %al
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movb %cl, %bl
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rorl $16, %ecx
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xorl %esi, %edx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %ch, %al
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movb %cl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %edx
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/* Round 7 */
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rorl $16, %edx
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movl 32(%edi), %esi
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movb %dh, %al
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movb %dl, %bl
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rorl $16, %edx
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xorl %esi, %ecx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %dh, %al
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movb %dl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %ecx
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/* Round 8 */
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rorl $16, %ecx
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movl 36(%edi), %esi
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movb %ch, %al
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movb %cl, %bl
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rorl $16, %ecx
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xorl %esi, %edx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %ch, %al
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movb %cl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %edx
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/* Round 9 */
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rorl $16, %edx
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movl 40(%edi), %esi
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movb %dh, %al
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movb %dl, %bl
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rorl $16, %edx
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xorl %esi, %ecx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %dh, %al
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movb %dl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %ecx
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/* Round 10 */
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rorl $16, %ecx
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movl 44(%edi), %esi
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movb %ch, %al
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movb %cl, %bl
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rorl $16, %ecx
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xorl %esi, %edx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %ch, %al
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movb %cl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %edx
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/* Round 11 */
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rorl $16, %edx
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movl 48(%edi), %esi
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movb %dh, %al
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movb %dl, %bl
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rorl $16, %edx
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xorl %esi, %ecx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %dh, %al
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movb %dl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %ecx
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/* Round 12 */
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rorl $16, %ecx
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movl 52(%edi), %esi
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movb %ch, %al
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movb %cl, %bl
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rorl $16, %ecx
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xorl %esi, %edx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %ch, %al
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movb %cl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %edx
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/* Round 13 */
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rorl $16, %edx
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movl 56(%edi), %esi
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movb %dh, %al
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movb %dl, %bl
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rorl $16, %edx
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xorl %esi, %ecx
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movl 72(%edi,%eax,4),%esi
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movl 1096(%edi,%ebx,4),%ebp
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movb %dh, %al
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movb %dl, %bl
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addl %ebp, %esi
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movl 2120(%edi,%eax,4),%eax
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xorl %eax, %esi
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movl 3144(%edi,%ebx,4),%ebp
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addl %ebp, %esi
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xorl %eax, %eax
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xorl %esi, %ecx
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/* Round 14 */
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rorl $16, %ecx
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movl 60(%edi), %esi
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movb %ch, %al
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movb %cl, %bl
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rorl $16, %ecx
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xorl %esi, %edx
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movl 72(%edi,%eax,4),%esi
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|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 15 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 64(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
xorl 68(%edi), %edx
|
||
|
|
movl 20(%esp), %eax
|
||
|
|
movl %edx, (%eax)
|
||
|
|
movl %ecx, 4(%eax)
|
||
|
|
popl %edi
|
||
|
|
popl %esi
|
||
|
|
popl %ebx
|
||
|
|
popl %ebp
|
||
|
|
ret
|
||
|
|
.L_BF_encrypt_end:
|
||
|
|
.size _C_LABEL(BF_encrypt),.L_BF_encrypt_end-_C_LABEL(BF_encrypt)
|
||
|
|
|
||
|
|
ENTRY(BF_decrypt)
|
||
|
|
pushl %ebp
|
||
|
|
pushl %ebx
|
||
|
|
pushl %esi
|
||
|
|
pushl %edi
|
||
|
|
|
||
|
|
|
||
|
|
/* Load the 2 words */
|
||
|
|
movl 20(%esp), %eax
|
||
|
|
movl (%eax), %ecx
|
||
|
|
movl 4(%eax), %edx
|
||
|
|
|
||
|
|
/* P pointer, s and enc flag */
|
||
|
|
movl 24(%esp), %edi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %ebx, %ebx
|
||
|
|
xorl 68(%edi), %ecx
|
||
|
|
|
||
|
|
/* Round 16 */
|
||
|
|
rorl $16, %ecx
|
||
|
|
movl 64(%edi), %esi
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
rorl $16, %ecx
|
||
|
|
xorl %esi, %edx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 15 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 60(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
|
||
|
|
/* Round 14 */
|
||
|
|
rorl $16, %ecx
|
||
|
|
movl 56(%edi), %esi
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
rorl $16, %ecx
|
||
|
|
xorl %esi, %edx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 13 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 52(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
|
||
|
|
/* Round 12 */
|
||
|
|
rorl $16, %ecx
|
||
|
|
movl 48(%edi), %esi
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
rorl $16, %ecx
|
||
|
|
xorl %esi, %edx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 11 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 44(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
|
||
|
|
/* Round 10 */
|
||
|
|
rorl $16, %ecx
|
||
|
|
movl 40(%edi), %esi
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
rorl $16, %ecx
|
||
|
|
xorl %esi, %edx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 9 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 36(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
|
||
|
|
/* Round 8 */
|
||
|
|
rorl $16, %ecx
|
||
|
|
movl 32(%edi), %esi
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
rorl $16, %ecx
|
||
|
|
xorl %esi, %edx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 7 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 28(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
|
||
|
|
/* Round 6 */
|
||
|
|
rorl $16, %ecx
|
||
|
|
movl 24(%edi), %esi
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
rorl $16, %ecx
|
||
|
|
xorl %esi, %edx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 5 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 20(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
|
||
|
|
/* Round 4 */
|
||
|
|
rorl $16, %ecx
|
||
|
|
movl 16(%edi), %esi
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
rorl $16, %ecx
|
||
|
|
xorl %esi, %edx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 3 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 12(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
|
||
|
|
/* Round 2 */
|
||
|
|
rorl $16, %ecx
|
||
|
|
movl 8(%edi), %esi
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
rorl $16, %ecx
|
||
|
|
xorl %esi, %edx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %ch, %al
|
||
|
|
movb %cl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %edx
|
||
|
|
|
||
|
|
/* Round 1 */
|
||
|
|
rorl $16, %edx
|
||
|
|
movl 4(%edi), %esi
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
rorl $16, %edx
|
||
|
|
xorl %esi, %ecx
|
||
|
|
movl 72(%edi,%eax,4),%esi
|
||
|
|
movl 1096(%edi,%ebx,4),%ebp
|
||
|
|
movb %dh, %al
|
||
|
|
movb %dl, %bl
|
||
|
|
addl %ebp, %esi
|
||
|
|
movl 2120(%edi,%eax,4),%eax
|
||
|
|
xorl %eax, %esi
|
||
|
|
movl 3144(%edi,%ebx,4),%ebp
|
||
|
|
addl %ebp, %esi
|
||
|
|
xorl %eax, %eax
|
||
|
|
xorl %esi, %ecx
|
||
|
|
xorl (%edi), %edx
|
||
|
|
movl 20(%esp), %eax
|
||
|
|
movl %edx, (%eax)
|
||
|
|
movl %ecx, 4(%eax)
|
||
|
|
popl %edi
|
||
|
|
popl %esi
|
||
|
|
popl %ebx
|
||
|
|
popl %ebp
|
||
|
|
ret
|
||
|
|
.L_BF_decrypt_end:
|
||
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.size _C_LABEL(BF_decrypt),.L_BF_decrypt_end-_C_LABEL(BF_decrypt)
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