| 1 | #! /usr/bin/env perl
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| 2 | # Copyright 2008-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | #
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| 4 | # Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | # this file except in compliance with the License. You can obtain a copy
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| 6 | # in the file LICENSE in the source distribution or at
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| 7 | # https://www.openssl.org/source/license.html
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| 8 |
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| 9 |
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| 10 | # ====================================================================
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| 11 | # Copyright (c) 2008 Andy Polyakov <[email protected]>
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| 12 | #
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| 13 | # This module may be used under the terms of either the GNU General
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| 14 | # Public License version 2 or later, the GNU Lesser General Public
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| 15 | # License version 2.1 or later, the Mozilla Public License version
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| 16 | # 1.1 or the BSD License. The exact terms of either license are
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| 17 | # distributed along with this module. For further details see
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| 18 | # http://www.openssl.org/~appro/camellia/.
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| 19 | # ====================================================================
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| 20 |
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| 21 | # Performance in cycles per processed byte (less is better) in
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| 22 | # 'openssl speed ...' benchmark:
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| 23 | #
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| 24 | # AMD64 Core2 EM64T
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| 25 | # -evp camellia-128-ecb 16.7 21.0 22.7
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| 26 | # + over gcc 3.4.6 +25% +5% 0%
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| 27 | #
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| 28 | # camellia-128-cbc 15.7 20.4 21.1
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| 29 | #
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| 30 | # 128-bit key setup 128 216 205 cycles/key
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| 31 | # + over gcc 3.4.6 +54% +39% +15%
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| 32 | #
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| 33 | # Numbers in "+" rows represent performance improvement over compiler
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| 34 | # generated code. Key setup timings are impressive on AMD and Core2
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| 35 | # thanks to 64-bit operations being covertly deployed. Improvement on
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| 36 | # EM64T, pre-Core2 Intel x86_64 CPU, is not as impressive, because it
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| 37 | # apparently emulates some of 64-bit operations in [32-bit] microcode.
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| 38 |
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| 39 | $flavour = shift;
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| 40 | $output = shift;
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| 41 | if ($flavour =~ /\./) { $output = $flavour; undef $flavour; }
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| 42 |
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| 43 | $win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/);
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| 44 |
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| 45 | $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
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| 46 | ( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or
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| 47 | ( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or
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| 48 | die "can't locate x86_64-xlate.pl";
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| 49 |
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| 50 | open OUT,"| \"$^X\" \"$xlate\" $flavour \"$output\"";
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| 51 | *STDOUT=*OUT;
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| 52 |
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| 53 | sub hi() { my $r=shift; $r =~ s/%[er]([a-d])x/%\1h/; $r; }
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| 54 | sub lo() { my $r=shift; $r =~ s/%[er]([a-d])x/%\1l/;
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| 55 | $r =~ s/%[er]([sd]i)/%\1l/;
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| 56 | $r =~ s/%(r[0-9]+)[d]?/%\1b/; $r; }
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| 57 |
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| 58 | $t0="%eax";$t1="%ebx";$t2="%ecx";$t3="%edx";
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| 59 | @S=("%r8d","%r9d","%r10d","%r11d");
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| 60 | $i0="%esi";
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| 61 | $i1="%edi";
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| 62 | $Tbl="%rbp"; # size optimization
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| 63 | $inp="%r12";
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| 64 | $out="%r13";
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| 65 | $key="%r14";
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| 66 | $keyend="%r15";
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| 67 | $arg0d=$win64?"%ecx":"%edi";
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| 68 |
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| 69 | # const unsigned int Camellia_SBOX[4][256];
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| 70 | # Well, sort of... Camellia_SBOX[0][] is interleaved with [1][],
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| 71 | # and [2][] - with [3][]. This is done to minimize code size.
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| 72 | $SBOX1_1110=0; # Camellia_SBOX[0]
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| 73 | $SBOX4_4404=4; # Camellia_SBOX[1]
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| 74 | $SBOX2_0222=2048; # Camellia_SBOX[2]
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| 75 | $SBOX3_3033=2052; # Camellia_SBOX[3]
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| 76 |
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| 77 | sub Camellia_Feistel {
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| 78 | my $i=@_[0];
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| 79 | my $seed=defined(@_[1])?@_[1]:0;
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| 80 | my $scale=$seed<0?-8:8;
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| 81 | my $j=($i&1)*2;
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| 82 | my ($s0,$s1,$s2,$s3)=(@S[($j)%4],@S[($j+1)%4],@S[($j+2)%4],@S[($j+3)%4]);
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| 83 |
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| 84 | $code.=<<___;
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| 85 | xor $s0,$t0 # t0^=key[0]
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| 86 | xor $s1,$t1 # t1^=key[1]
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| 87 | movz `&hi("$t0")`,$i0 # (t0>>8)&0xff
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| 88 | movz `&lo("$t1")`,$i1 # (t1>>0)&0xff
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| 89 | mov $SBOX3_3033($Tbl,$i0,8),$t3 # t3=SBOX3_3033[0]
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| 90 | mov $SBOX1_1110($Tbl,$i1,8),$t2 # t2=SBOX1_1110[1]
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| 91 | movz `&lo("$t0")`,$i0 # (t0>>0)&0xff
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| 92 | shr \$16,$t0
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| 93 | movz `&hi("$t1")`,$i1 # (t1>>8)&0xff
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| 94 | xor $SBOX4_4404($Tbl,$i0,8),$t3 # t3^=SBOX4_4404[0]
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| 95 | shr \$16,$t1
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| 96 | xor $SBOX4_4404($Tbl,$i1,8),$t2 # t2^=SBOX4_4404[1]
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| 97 | movz `&hi("$t0")`,$i0 # (t0>>24)&0xff
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| 98 | movz `&lo("$t1")`,$i1 # (t1>>16)&0xff
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| 99 | xor $SBOX1_1110($Tbl,$i0,8),$t3 # t3^=SBOX1_1110[0]
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| 100 | xor $SBOX3_3033($Tbl,$i1,8),$t2 # t2^=SBOX3_3033[1]
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| 101 | movz `&lo("$t0")`,$i0 # (t0>>16)&0xff
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| 102 | movz `&hi("$t1")`,$i1 # (t1>>24)&0xff
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| 103 | xor $SBOX2_0222($Tbl,$i0,8),$t3 # t3^=SBOX2_0222[0]
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| 104 | xor $SBOX2_0222($Tbl,$i1,8),$t2 # t2^=SBOX2_0222[1]
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| 105 | mov `$seed+($i+1)*$scale`($key),$t1 # prefetch key[i+1]
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| 106 | mov `$seed+($i+1)*$scale+4`($key),$t0
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| 107 | xor $t3,$t2 # t2^=t3
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| 108 | ror \$8,$t3 # t3=RightRotate(t3,8)
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| 109 | xor $t2,$s2
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| 110 | xor $t2,$s3
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| 111 | xor $t3,$s3
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| 112 | ___
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| 113 | }
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| 114 |
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| 115 | # void Camellia_EncryptBlock_Rounds(
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| 116 | # int grandRounds,
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| 117 | # const Byte plaintext[],
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| 118 | # const KEY_TABLE_TYPE keyTable,
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| 119 | # Byte ciphertext[])
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| 120 | $code=<<___;
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| 121 | .text
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| 122 |
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| 123 | # V1.x API
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| 124 | .globl Camellia_EncryptBlock
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| 125 | .type Camellia_EncryptBlock,\@abi-omnipotent
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| 126 | .align 16
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| 127 | Camellia_EncryptBlock:
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| 128 | movl \$128,%eax
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| 129 | subl $arg0d,%eax
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| 130 | movl \$3,$arg0d
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| 131 | adcl \$0,$arg0d # keyBitLength==128?3:4
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| 132 | jmp .Lenc_rounds
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| 133 | .size Camellia_EncryptBlock,.-Camellia_EncryptBlock
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| 134 | # V2
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| 135 | .globl Camellia_EncryptBlock_Rounds
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| 136 | .type Camellia_EncryptBlock_Rounds,\@function,4
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| 137 | .align 16
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| 138 | .Lenc_rounds:
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| 139 | Camellia_EncryptBlock_Rounds:
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| 140 | push %rbx
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| 141 | push %rbp
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| 142 | push %r13
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| 143 | push %r14
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| 144 | push %r15
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| 145 | .Lenc_prologue:
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| 146 |
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| 147 | #mov %rsi,$inp # put away arguments
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| 148 | mov %rcx,$out
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| 149 | mov %rdx,$key
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| 150 |
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| 151 | shl \$6,%edi # process grandRounds
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| 152 | lea .LCamellia_SBOX(%rip),$Tbl
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| 153 | lea ($key,%rdi),$keyend
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| 154 |
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| 155 | mov 0(%rsi),@S[0] # load plaintext
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| 156 | mov 4(%rsi),@S[1]
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| 157 | mov 8(%rsi),@S[2]
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| 158 | bswap @S[0]
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| 159 | mov 12(%rsi),@S[3]
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| 160 | bswap @S[1]
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| 161 | bswap @S[2]
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| 162 | bswap @S[3]
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| 163 |
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| 164 | call _x86_64_Camellia_encrypt
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| 165 |
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| 166 | bswap @S[0]
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| 167 | bswap @S[1]
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| 168 | bswap @S[2]
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| 169 | mov @S[0],0($out)
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| 170 | bswap @S[3]
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| 171 | mov @S[1],4($out)
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| 172 | mov @S[2],8($out)
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| 173 | mov @S[3],12($out)
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| 174 |
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| 175 | mov 0(%rsp),%r15
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| 176 | mov 8(%rsp),%r14
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| 177 | mov 16(%rsp),%r13
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| 178 | mov 24(%rsp),%rbp
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| 179 | mov 32(%rsp),%rbx
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| 180 | lea 40(%rsp),%rsp
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| 181 | .Lenc_epilogue:
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| 182 | ret
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| 183 | .size Camellia_EncryptBlock_Rounds,.-Camellia_EncryptBlock_Rounds
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| 184 |
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| 185 | .type _x86_64_Camellia_encrypt,\@abi-omnipotent
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| 186 | .align 16
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| 187 | _x86_64_Camellia_encrypt:
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| 188 | xor 0($key),@S[1]
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| 189 | xor 4($key),@S[0] # ^=key[0-3]
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| 190 | xor 8($key),@S[3]
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| 191 | xor 12($key),@S[2]
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| 192 | .align 16
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| 193 | .Leloop:
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| 194 | mov 16($key),$t1 # prefetch key[4-5]
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| 195 | mov 20($key),$t0
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| 196 |
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| 197 | ___
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| 198 | for ($i=0;$i<6;$i++) { Camellia_Feistel($i,16); }
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| 199 | $code.=<<___;
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| 200 | lea 16*4($key),$key
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| 201 | cmp $keyend,$key
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| 202 | mov 8($key),$t3 # prefetch key[2-3]
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| 203 | mov 12($key),$t2
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| 204 | je .Ledone
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| 205 |
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| 206 | and @S[0],$t0
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| 207 | or @S[3],$t3
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| 208 | rol \$1,$t0
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| 209 | xor $t3,@S[2] # s2^=s3|key[3];
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| 210 | xor $t0,@S[1] # s1^=LeftRotate(s0&key[0],1);
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| 211 | and @S[2],$t2
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| 212 | or @S[1],$t1
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| 213 | rol \$1,$t2
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| 214 | xor $t1,@S[0] # s0^=s1|key[1];
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| 215 | xor $t2,@S[3] # s3^=LeftRotate(s2&key[2],1);
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| 216 | jmp .Leloop
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| 217 |
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| 218 | .align 16
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| 219 | .Ledone:
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| 220 | xor @S[2],$t0 # SwapHalf
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| 221 | xor @S[3],$t1
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| 222 | xor @S[0],$t2
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| 223 | xor @S[1],$t3
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| 224 |
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| 225 | mov $t0,@S[0]
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| 226 | mov $t1,@S[1]
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| 227 | mov $t2,@S[2]
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| 228 | mov $t3,@S[3]
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| 229 |
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| 230 | .byte 0xf3,0xc3 # rep ret
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| 231 | .size _x86_64_Camellia_encrypt,.-_x86_64_Camellia_encrypt
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| 232 |
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| 233 | # V1.x API
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| 234 | .globl Camellia_DecryptBlock
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| 235 | .type Camellia_DecryptBlock,\@abi-omnipotent
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| 236 | .align 16
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| 237 | Camellia_DecryptBlock:
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| 238 | movl \$128,%eax
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| 239 | subl $arg0d,%eax
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| 240 | movl \$3,$arg0d
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| 241 | adcl \$0,$arg0d # keyBitLength==128?3:4
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| 242 | jmp .Ldec_rounds
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| 243 | .size Camellia_DecryptBlock,.-Camellia_DecryptBlock
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| 244 | # V2
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| 245 | .globl Camellia_DecryptBlock_Rounds
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| 246 | .type Camellia_DecryptBlock_Rounds,\@function,4
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| 247 | .align 16
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| 248 | .Ldec_rounds:
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| 249 | Camellia_DecryptBlock_Rounds:
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| 250 | push %rbx
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| 251 | push %rbp
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| 252 | push %r13
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| 253 | push %r14
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| 254 | push %r15
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| 255 | .Ldec_prologue:
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| 256 |
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| 257 | #mov %rsi,$inp # put away arguments
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| 258 | mov %rcx,$out
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| 259 | mov %rdx,$keyend
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| 260 |
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| 261 | shl \$6,%edi # process grandRounds
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| 262 | lea .LCamellia_SBOX(%rip),$Tbl
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| 263 | lea ($keyend,%rdi),$key
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| 264 |
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| 265 | mov 0(%rsi),@S[0] # load plaintext
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| 266 | mov 4(%rsi),@S[1]
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| 267 | mov 8(%rsi),@S[2]
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| 268 | bswap @S[0]
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| 269 | mov 12(%rsi),@S[3]
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| 270 | bswap @S[1]
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| 271 | bswap @S[2]
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| 272 | bswap @S[3]
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| 273 |
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| 274 | call _x86_64_Camellia_decrypt
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| 275 |
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| 276 | bswap @S[0]
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| 277 | bswap @S[1]
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| 278 | bswap @S[2]
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| 279 | mov @S[0],0($out)
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| 280 | bswap @S[3]
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| 281 | mov @S[1],4($out)
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| 282 | mov @S[2],8($out)
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| 283 | mov @S[3],12($out)
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| 284 |
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| 285 | mov 0(%rsp),%r15
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| 286 | mov 8(%rsp),%r14
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| 287 | mov 16(%rsp),%r13
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| 288 | mov 24(%rsp),%rbp
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| 289 | mov 32(%rsp),%rbx
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| 290 | lea 40(%rsp),%rsp
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| 291 | .Ldec_epilogue:
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| 292 | ret
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| 293 | .size Camellia_DecryptBlock_Rounds,.-Camellia_DecryptBlock_Rounds
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| 294 |
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| 295 | .type _x86_64_Camellia_decrypt,\@abi-omnipotent
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| 296 | .align 16
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| 297 | _x86_64_Camellia_decrypt:
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| 298 | xor 0($key),@S[1]
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| 299 | xor 4($key),@S[0] # ^=key[0-3]
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| 300 | xor 8($key),@S[3]
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| 301 | xor 12($key),@S[2]
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| 302 | .align 16
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| 303 | .Ldloop:
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| 304 | mov -8($key),$t1 # prefetch key[4-5]
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| 305 | mov -4($key),$t0
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| 306 |
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| 307 | ___
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| 308 | for ($i=0;$i<6;$i++) { Camellia_Feistel($i,-8); }
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| 309 | $code.=<<___;
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| 310 | lea -16*4($key),$key
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| 311 | cmp $keyend,$key
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| 312 | mov 0($key),$t3 # prefetch key[2-3]
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| 313 | mov 4($key),$t2
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| 314 | je .Lddone
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| 315 |
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| 316 | and @S[0],$t0
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| 317 | or @S[3],$t3
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| 318 | rol \$1,$t0
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| 319 | xor $t3,@S[2] # s2^=s3|key[3];
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| 320 | xor $t0,@S[1] # s1^=LeftRotate(s0&key[0],1);
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| 321 | and @S[2],$t2
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| 322 | or @S[1],$t1
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| 323 | rol \$1,$t2
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| 324 | xor $t1,@S[0] # s0^=s1|key[1];
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| 325 | xor $t2,@S[3] # s3^=LeftRotate(s2&key[2],1);
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| 326 |
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| 327 | jmp .Ldloop
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| 328 |
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| 329 | .align 16
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| 330 | .Lddone:
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| 331 | xor @S[2],$t2
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| 332 | xor @S[3],$t3
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| 333 | xor @S[0],$t0
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| 334 | xor @S[1],$t1
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| 335 |
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| 336 | mov $t2,@S[0] # SwapHalf
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| 337 | mov $t3,@S[1]
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| 338 | mov $t0,@S[2]
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| 339 | mov $t1,@S[3]
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| 340 |
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| 341 | .byte 0xf3,0xc3 # rep ret
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| 342 | .size _x86_64_Camellia_decrypt,.-_x86_64_Camellia_decrypt
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| 343 | ___
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| 344 |
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| 345 | sub _saveround {
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| 346 | my ($rnd,$key,@T)=@_;
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| 347 | my $bias=int(@T[0])?shift(@T):0;
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| 348 |
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| 349 | if ($#T==3) {
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| 350 | $code.=<<___;
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| 351 | mov @T[1],`$bias+$rnd*8+0`($key)
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| 352 | mov @T[0],`$bias+$rnd*8+4`($key)
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| 353 | mov @T[3],`$bias+$rnd*8+8`($key)
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| 354 | mov @T[2],`$bias+$rnd*8+12`($key)
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| 355 | ___
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| 356 | } else {
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| 357 | $code.=" mov @T[0],`$bias+$rnd*8+0`($key)\n";
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| 358 | $code.=" mov @T[1],`$bias+$rnd*8+8`($key)\n" if ($#T>=1);
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|---|
| 359 | }
|
|---|
| 360 | }
|
|---|
| 361 |
|
|---|
| 362 | sub _loadround {
|
|---|
| 363 | my ($rnd,$key,@T)=@_;
|
|---|
| 364 | my $bias=int(@T[0])?shift(@T):0;
|
|---|
| 365 |
|
|---|
| 366 | $code.=" mov `$bias+$rnd*8+0`($key),@T[0]\n";
|
|---|
| 367 | $code.=" mov `$bias+$rnd*8+8`($key),@T[1]\n" if ($#T>=1);
|
|---|
| 368 | }
|
|---|
| 369 |
|
|---|
| 370 | # shld is very slow on Intel EM64T family. Even on AMD it limits
|
|---|
| 371 | # instruction decode rate [because it's VectorPath] and consequently
|
|---|
| 372 | # performance...
|
|---|
| 373 | sub __rotl128 {
|
|---|
| 374 | my ($i0,$i1,$rot)=@_;
|
|---|
| 375 |
|
|---|
| 376 | if ($rot) {
|
|---|
| 377 | $code.=<<___;
|
|---|
| 378 | mov $i0,%r11
|
|---|
| 379 | shld \$$rot,$i1,$i0
|
|---|
| 380 | shld \$$rot,%r11,$i1
|
|---|
| 381 | ___
|
|---|
| 382 | }
|
|---|
| 383 | }
|
|---|
| 384 |
|
|---|
| 385 | # ... Implementing 128-bit rotate without shld gives 80% better
|
|---|
| 386 | # performance EM64T, +15% on AMD64 and only ~7% degradation on
|
|---|
| 387 | # Core2. This is therefore preferred.
|
|---|
| 388 | sub _rotl128 {
|
|---|
| 389 | my ($i0,$i1,$rot)=@_;
|
|---|
| 390 |
|
|---|
| 391 | if ($rot) {
|
|---|
| 392 | $code.=<<___;
|
|---|
| 393 | mov $i0,%r11
|
|---|
| 394 | shl \$$rot,$i0
|
|---|
| 395 | mov $i1,%r9
|
|---|
| 396 | shr \$`64-$rot`,%r9
|
|---|
| 397 | shr \$`64-$rot`,%r11
|
|---|
| 398 | or %r9,$i0
|
|---|
| 399 | shl \$$rot,$i1
|
|---|
| 400 | or %r11,$i1
|
|---|
| 401 | ___
|
|---|
| 402 | }
|
|---|
| 403 | }
|
|---|
| 404 |
|
|---|
| 405 | { my $step=0;
|
|---|
| 406 |
|
|---|
| 407 | $code.=<<___;
|
|---|
| 408 | .globl Camellia_Ekeygen
|
|---|
| 409 | .type Camellia_Ekeygen,\@function,3
|
|---|
| 410 | .align 16
|
|---|
| 411 | Camellia_Ekeygen:
|
|---|
| 412 | push %rbx
|
|---|
| 413 | push %rbp
|
|---|
| 414 | push %r13
|
|---|
| 415 | push %r14
|
|---|
| 416 | push %r15
|
|---|
| 417 | .Lkey_prologue:
|
|---|
| 418 |
|
|---|
| 419 | mov %edi,${keyend}d # put away arguments, keyBitLength
|
|---|
| 420 | mov %rdx,$out # keyTable
|
|---|
| 421 |
|
|---|
| 422 | mov 0(%rsi),@S[0] # load 0-127 bits
|
|---|
| 423 | mov 4(%rsi),@S[1]
|
|---|
| 424 | mov 8(%rsi),@S[2]
|
|---|
| 425 | mov 12(%rsi),@S[3]
|
|---|
| 426 |
|
|---|
| 427 | bswap @S[0]
|
|---|
| 428 | bswap @S[1]
|
|---|
| 429 | bswap @S[2]
|
|---|
| 430 | bswap @S[3]
|
|---|
| 431 | ___
|
|---|
| 432 | &_saveround (0,$out,@S); # KL<<<0
|
|---|
| 433 | $code.=<<___;
|
|---|
| 434 | cmp \$128,$keyend # check keyBitLength
|
|---|
| 435 | je .L1st128
|
|---|
| 436 |
|
|---|
| 437 | mov 16(%rsi),@S[0] # load 128-191 bits
|
|---|
| 438 | mov 20(%rsi),@S[1]
|
|---|
| 439 | cmp \$192,$keyend
|
|---|
| 440 | je .L1st192
|
|---|
| 441 | mov 24(%rsi),@S[2] # load 192-255 bits
|
|---|
| 442 | mov 28(%rsi),@S[3]
|
|---|
| 443 | jmp .L1st256
|
|---|
| 444 | .L1st192:
|
|---|
| 445 | mov @S[0],@S[2]
|
|---|
| 446 | mov @S[1],@S[3]
|
|---|
| 447 | not @S[2]
|
|---|
| 448 | not @S[3]
|
|---|
| 449 | .L1st256:
|
|---|
| 450 | bswap @S[0]
|
|---|
| 451 | bswap @S[1]
|
|---|
| 452 | bswap @S[2]
|
|---|
| 453 | bswap @S[3]
|
|---|
| 454 | ___
|
|---|
| 455 | &_saveround (4,$out,@S); # temp storage for KR!
|
|---|
| 456 | $code.=<<___;
|
|---|
| 457 | xor 0($out),@S[1] # KR^KL
|
|---|
| 458 | xor 4($out),@S[0]
|
|---|
| 459 | xor 8($out),@S[3]
|
|---|
| 460 | xor 12($out),@S[2]
|
|---|
| 461 |
|
|---|
| 462 | .L1st128:
|
|---|
| 463 | lea .LCamellia_SIGMA(%rip),$key
|
|---|
| 464 | lea .LCamellia_SBOX(%rip),$Tbl
|
|---|
| 465 |
|
|---|
| 466 | mov 0($key),$t1
|
|---|
| 467 | mov 4($key),$t0
|
|---|
| 468 | ___
|
|---|
| 469 | &Camellia_Feistel($step++);
|
|---|
| 470 | &Camellia_Feistel($step++);
|
|---|
| 471 | $code.=<<___;
|
|---|
| 472 | xor 0($out),@S[1] # ^KL
|
|---|
| 473 | xor 4($out),@S[0]
|
|---|
| 474 | xor 8($out),@S[3]
|
|---|
| 475 | xor 12($out),@S[2]
|
|---|
| 476 | ___
|
|---|
| 477 | &Camellia_Feistel($step++);
|
|---|
| 478 | &Camellia_Feistel($step++);
|
|---|
| 479 | $code.=<<___;
|
|---|
| 480 | cmp \$128,$keyend
|
|---|
| 481 | jne .L2nd256
|
|---|
| 482 |
|
|---|
| 483 | lea 128($out),$out # size optimization
|
|---|
| 484 | shl \$32,%r8 # @S[0]||
|
|---|
| 485 | shl \$32,%r10 # @S[2]||
|
|---|
| 486 | or %r9,%r8 # ||@S[1]
|
|---|
| 487 | or %r11,%r10 # ||@S[3]
|
|---|
| 488 | ___
|
|---|
| 489 | &_loadround (0,$out,-128,"%rax","%rbx"); # KL
|
|---|
| 490 | &_saveround (2,$out,-128,"%r8","%r10"); # KA<<<0
|
|---|
| 491 | &_rotl128 ("%rax","%rbx",15);
|
|---|
| 492 | &_saveround (4,$out,-128,"%rax","%rbx"); # KL<<<15
|
|---|
| 493 | &_rotl128 ("%r8","%r10",15);
|
|---|
| 494 | &_saveround (6,$out,-128,"%r8","%r10"); # KA<<<15
|
|---|
| 495 | &_rotl128 ("%r8","%r10",15); # 15+15=30
|
|---|
| 496 | &_saveround (8,$out,-128,"%r8","%r10"); # KA<<<30
|
|---|
| 497 | &_rotl128 ("%rax","%rbx",30); # 15+30=45
|
|---|
| 498 | &_saveround (10,$out,-128,"%rax","%rbx"); # KL<<<45
|
|---|
| 499 | &_rotl128 ("%r8","%r10",15); # 30+15=45
|
|---|
| 500 | &_saveround (12,$out,-128,"%r8"); # KA<<<45
|
|---|
| 501 | &_rotl128 ("%rax","%rbx",15); # 45+15=60
|
|---|
| 502 | &_saveround (13,$out,-128,"%rbx"); # KL<<<60
|
|---|
| 503 | &_rotl128 ("%r8","%r10",15); # 45+15=60
|
|---|
| 504 | &_saveround (14,$out,-128,"%r8","%r10"); # KA<<<60
|
|---|
| 505 | &_rotl128 ("%rax","%rbx",17); # 60+17=77
|
|---|
| 506 | &_saveround (16,$out,-128,"%rax","%rbx"); # KL<<<77
|
|---|
| 507 | &_rotl128 ("%rax","%rbx",17); # 77+17=94
|
|---|
| 508 | &_saveround (18,$out,-128,"%rax","%rbx"); # KL<<<94
|
|---|
| 509 | &_rotl128 ("%r8","%r10",34); # 60+34=94
|
|---|
| 510 | &_saveround (20,$out,-128,"%r8","%r10"); # KA<<<94
|
|---|
| 511 | &_rotl128 ("%rax","%rbx",17); # 94+17=111
|
|---|
| 512 | &_saveround (22,$out,-128,"%rax","%rbx"); # KL<<<111
|
|---|
| 513 | &_rotl128 ("%r8","%r10",17); # 94+17=111
|
|---|
| 514 | &_saveround (24,$out,-128,"%r8","%r10"); # KA<<<111
|
|---|
| 515 | $code.=<<___;
|
|---|
| 516 | mov \$3,%eax
|
|---|
| 517 | jmp .Ldone
|
|---|
| 518 | .align 16
|
|---|
| 519 | .L2nd256:
|
|---|
| 520 | ___
|
|---|
| 521 | &_saveround (6,$out,@S); # temp storage for KA!
|
|---|
| 522 | $code.=<<___;
|
|---|
| 523 | xor `4*8+0`($out),@S[1] # KA^KR
|
|---|
| 524 | xor `4*8+4`($out),@S[0]
|
|---|
| 525 | xor `5*8+0`($out),@S[3]
|
|---|
| 526 | xor `5*8+4`($out),@S[2]
|
|---|
| 527 | ___
|
|---|
| 528 | &Camellia_Feistel($step++);
|
|---|
| 529 | &Camellia_Feistel($step++);
|
|---|
| 530 |
|
|---|
| 531 | &_loadround (0,$out,"%rax","%rbx"); # KL
|
|---|
| 532 | &_loadround (4,$out,"%rcx","%rdx"); # KR
|
|---|
| 533 | &_loadround (6,$out,"%r14","%r15"); # KA
|
|---|
| 534 | $code.=<<___;
|
|---|
| 535 | lea 128($out),$out # size optimization
|
|---|
| 536 | shl \$32,%r8 # @S[0]||
|
|---|
| 537 | shl \$32,%r10 # @S[2]||
|
|---|
| 538 | or %r9,%r8 # ||@S[1]
|
|---|
| 539 | or %r11,%r10 # ||@S[3]
|
|---|
| 540 | ___
|
|---|
| 541 | &_saveround (2,$out,-128,"%r8","%r10"); # KB<<<0
|
|---|
| 542 | &_rotl128 ("%rcx","%rdx",15);
|
|---|
| 543 | &_saveround (4,$out,-128,"%rcx","%rdx"); # KR<<<15
|
|---|
| 544 | &_rotl128 ("%r14","%r15",15);
|
|---|
| 545 | &_saveround (6,$out,-128,"%r14","%r15"); # KA<<<15
|
|---|
| 546 | &_rotl128 ("%rcx","%rdx",15); # 15+15=30
|
|---|
| 547 | &_saveround (8,$out,-128,"%rcx","%rdx"); # KR<<<30
|
|---|
| 548 | &_rotl128 ("%r8","%r10",30);
|
|---|
| 549 | &_saveround (10,$out,-128,"%r8","%r10"); # KB<<<30
|
|---|
| 550 | &_rotl128 ("%rax","%rbx",45);
|
|---|
| 551 | &_saveround (12,$out,-128,"%rax","%rbx"); # KL<<<45
|
|---|
| 552 | &_rotl128 ("%r14","%r15",30); # 15+30=45
|
|---|
| 553 | &_saveround (14,$out,-128,"%r14","%r15"); # KA<<<45
|
|---|
| 554 | &_rotl128 ("%rax","%rbx",15); # 45+15=60
|
|---|
| 555 | &_saveround (16,$out,-128,"%rax","%rbx"); # KL<<<60
|
|---|
| 556 | &_rotl128 ("%rcx","%rdx",30); # 30+30=60
|
|---|
| 557 | &_saveround (18,$out,-128,"%rcx","%rdx"); # KR<<<60
|
|---|
| 558 | &_rotl128 ("%r8","%r10",30); # 30+30=60
|
|---|
| 559 | &_saveround (20,$out,-128,"%r8","%r10"); # KB<<<60
|
|---|
| 560 | &_rotl128 ("%rax","%rbx",17); # 60+17=77
|
|---|
| 561 | &_saveround (22,$out,-128,"%rax","%rbx"); # KL<<<77
|
|---|
| 562 | &_rotl128 ("%r14","%r15",32); # 45+32=77
|
|---|
| 563 | &_saveround (24,$out,-128,"%r14","%r15"); # KA<<<77
|
|---|
| 564 | &_rotl128 ("%rcx","%rdx",34); # 60+34=94
|
|---|
| 565 | &_saveround (26,$out,-128,"%rcx","%rdx"); # KR<<<94
|
|---|
| 566 | &_rotl128 ("%r14","%r15",17); # 77+17=94
|
|---|
| 567 | &_saveround (28,$out,-128,"%r14","%r15"); # KA<<<77
|
|---|
| 568 | &_rotl128 ("%rax","%rbx",34); # 77+34=111
|
|---|
| 569 | &_saveround (30,$out,-128,"%rax","%rbx"); # KL<<<111
|
|---|
| 570 | &_rotl128 ("%r8","%r10",51); # 60+51=111
|
|---|
| 571 | &_saveround (32,$out,-128,"%r8","%r10"); # KB<<<111
|
|---|
| 572 | $code.=<<___;
|
|---|
| 573 | mov \$4,%eax
|
|---|
| 574 | .Ldone:
|
|---|
| 575 | mov 0(%rsp),%r15
|
|---|
| 576 | mov 8(%rsp),%r14
|
|---|
| 577 | mov 16(%rsp),%r13
|
|---|
| 578 | mov 24(%rsp),%rbp
|
|---|
| 579 | mov 32(%rsp),%rbx
|
|---|
| 580 | lea 40(%rsp),%rsp
|
|---|
| 581 | .Lkey_epilogue:
|
|---|
| 582 | ret
|
|---|
| 583 | .size Camellia_Ekeygen,.-Camellia_Ekeygen
|
|---|
| 584 | ___
|
|---|
| 585 | }
|
|---|
| 586 |
|
|---|
| 587 | @SBOX=(
|
|---|
| 588 | 112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65,
|
|---|
| 589 | 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189,
|
|---|
| 590 | 134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26,
|
|---|
| 591 | 166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77,
|
|---|
| 592 | 139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153,
|
|---|
| 593 | 223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215,
|
|---|
| 594 | 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34,
|
|---|
| 595 | 254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80,
|
|---|
| 596 | 170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210,
|
|---|
| 597 | 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148,
|
|---|
| 598 | 135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226,
|
|---|
| 599 | 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46,
|
|---|
| 600 | 233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89,
|
|---|
| 601 | 120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250,
|
|---|
| 602 | 114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164,
|
|---|
| 603 | 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158);
|
|---|
| 604 |
|
|---|
| 605 | sub S1110 { my $i=shift; $i=@SBOX[$i]; $i=$i<<24|$i<<16|$i<<8; sprintf("0x%08x",$i); }
|
|---|
| 606 | sub S4404 { my $i=shift; $i=($i<<1|$i>>7)&0xff; $i=@SBOX[$i]; $i=$i<<24|$i<<16|$i; sprintf("0x%08x",$i); }
|
|---|
| 607 | sub S0222 { my $i=shift; $i=@SBOX[$i]; $i=($i<<1|$i>>7)&0xff; $i=$i<<16|$i<<8|$i; sprintf("0x%08x",$i); }
|
|---|
| 608 | sub S3033 { my $i=shift; $i=@SBOX[$i]; $i=($i>>1|$i<<7)&0xff; $i=$i<<24|$i<<8|$i; sprintf("0x%08x",$i); }
|
|---|
| 609 |
|
|---|
| 610 | $code.=<<___;
|
|---|
| 611 | .align 64
|
|---|
| 612 | .LCamellia_SIGMA:
|
|---|
| 613 | .long 0x3bcc908b, 0xa09e667f, 0x4caa73b2, 0xb67ae858
|
|---|
| 614 | .long 0xe94f82be, 0xc6ef372f, 0xf1d36f1c, 0x54ff53a5
|
|---|
| 615 | .long 0xde682d1d, 0x10e527fa, 0xb3e6c1fd, 0xb05688c2
|
|---|
| 616 | .long 0, 0, 0, 0
|
|---|
| 617 | .LCamellia_SBOX:
|
|---|
| 618 | ___
|
|---|
| 619 | # tables are interleaved, remember?
|
|---|
| 620 | sub data_word { $code.=".long\t".join(',',@_)."\n"; }
|
|---|
| 621 | for ($i=0;$i<256;$i++) { &data_word(&S1110($i),&S4404($i)); }
|
|---|
| 622 | for ($i=0;$i<256;$i++) { &data_word(&S0222($i),&S3033($i)); }
|
|---|
| 623 |
|
|---|
| 624 | # void Camellia_cbc_encrypt (const void char *inp, unsigned char *out,
|
|---|
| 625 | # size_t length, const CAMELLIA_KEY *key,
|
|---|
| 626 | # unsigned char *ivp,const int enc);
|
|---|
| 627 | {
|
|---|
| 628 | $_key="0(%rsp)";
|
|---|
| 629 | $_end="8(%rsp)"; # inp+len&~15
|
|---|
| 630 | $_res="16(%rsp)"; # len&15
|
|---|
| 631 | $ivec="24(%rsp)";
|
|---|
| 632 | $_ivp="40(%rsp)";
|
|---|
| 633 | $_rsp="48(%rsp)";
|
|---|
| 634 |
|
|---|
| 635 | $code.=<<___;
|
|---|
| 636 | .globl Camellia_cbc_encrypt
|
|---|
| 637 | .type Camellia_cbc_encrypt,\@function,6
|
|---|
| 638 | .align 16
|
|---|
| 639 | Camellia_cbc_encrypt:
|
|---|
| 640 | cmp \$0,%rdx
|
|---|
| 641 | je .Lcbc_abort
|
|---|
| 642 | push %rbx
|
|---|
| 643 | push %rbp
|
|---|
| 644 | push %r12
|
|---|
| 645 | push %r13
|
|---|
| 646 | push %r14
|
|---|
| 647 | push %r15
|
|---|
| 648 | .Lcbc_prologue:
|
|---|
| 649 |
|
|---|
| 650 | mov %rsp,%rbp
|
|---|
| 651 | sub \$64,%rsp
|
|---|
| 652 | and \$-64,%rsp
|
|---|
| 653 |
|
|---|
| 654 | # place stack frame just "above mod 1024" the key schedule,
|
|---|
| 655 | # this ensures that cache associativity suffices
|
|---|
| 656 | lea -64-63(%rcx),%r10
|
|---|
| 657 | sub %rsp,%r10
|
|---|
| 658 | neg %r10
|
|---|
| 659 | and \$0x3C0,%r10
|
|---|
| 660 | sub %r10,%rsp
|
|---|
| 661 | #add \$8,%rsp # 8 is reserved for callee's ra
|
|---|
| 662 |
|
|---|
| 663 | mov %rdi,$inp # inp argument
|
|---|
| 664 | mov %rsi,$out # out argument
|
|---|
| 665 | mov %r8,%rbx # ivp argument
|
|---|
| 666 | mov %rcx,$key # key argument
|
|---|
| 667 | mov 272(%rcx),${keyend}d # grandRounds
|
|---|
| 668 |
|
|---|
| 669 | mov %r8,$_ivp
|
|---|
| 670 | mov %rbp,$_rsp
|
|---|
| 671 |
|
|---|
| 672 | .Lcbc_body:
|
|---|
| 673 | lea .LCamellia_SBOX(%rip),$Tbl
|
|---|
| 674 |
|
|---|
| 675 | mov \$32,%ecx
|
|---|
| 676 | .align 4
|
|---|
| 677 | .Lcbc_prefetch_sbox:
|
|---|
| 678 | mov 0($Tbl),%rax
|
|---|
| 679 | mov 32($Tbl),%rsi
|
|---|
| 680 | mov 64($Tbl),%rdi
|
|---|
| 681 | mov 96($Tbl),%r11
|
|---|
| 682 | lea 128($Tbl),$Tbl
|
|---|
| 683 | loop .Lcbc_prefetch_sbox
|
|---|
| 684 | sub \$4096,$Tbl
|
|---|
| 685 | shl \$6,$keyend
|
|---|
| 686 | mov %rdx,%rcx # len argument
|
|---|
| 687 | lea ($key,$keyend),$keyend
|
|---|
| 688 |
|
|---|
| 689 | cmp \$0,%r9d # enc argument
|
|---|
| 690 | je .LCBC_DECRYPT
|
|---|
| 691 |
|
|---|
| 692 | and \$-16,%rdx
|
|---|
| 693 | and \$15,%rcx # length residue
|
|---|
| 694 | lea ($inp,%rdx),%rdx
|
|---|
| 695 | mov $key,$_key
|
|---|
| 696 | mov %rdx,$_end
|
|---|
| 697 | mov %rcx,$_res
|
|---|
| 698 |
|
|---|
| 699 | cmp $inp,%rdx
|
|---|
| 700 | mov 0(%rbx),@S[0] # load IV
|
|---|
| 701 | mov 4(%rbx),@S[1]
|
|---|
| 702 | mov 8(%rbx),@S[2]
|
|---|
| 703 | mov 12(%rbx),@S[3]
|
|---|
| 704 | je .Lcbc_enc_tail
|
|---|
| 705 | jmp .Lcbc_eloop
|
|---|
| 706 |
|
|---|
| 707 | .align 16
|
|---|
| 708 | .Lcbc_eloop:
|
|---|
| 709 | xor 0($inp),@S[0]
|
|---|
| 710 | xor 4($inp),@S[1]
|
|---|
| 711 | xor 8($inp),@S[2]
|
|---|
| 712 | bswap @S[0]
|
|---|
| 713 | xor 12($inp),@S[3]
|
|---|
| 714 | bswap @S[1]
|
|---|
| 715 | bswap @S[2]
|
|---|
| 716 | bswap @S[3]
|
|---|
| 717 |
|
|---|
| 718 | call _x86_64_Camellia_encrypt
|
|---|
| 719 |
|
|---|
| 720 | mov $_key,$key # "rewind" the key
|
|---|
| 721 | bswap @S[0]
|
|---|
| 722 | mov $_end,%rdx
|
|---|
| 723 | bswap @S[1]
|
|---|
| 724 | mov $_res,%rcx
|
|---|
| 725 | bswap @S[2]
|
|---|
| 726 | mov @S[0],0($out)
|
|---|
| 727 | bswap @S[3]
|
|---|
| 728 | mov @S[1],4($out)
|
|---|
| 729 | mov @S[2],8($out)
|
|---|
| 730 | lea 16($inp),$inp
|
|---|
| 731 | mov @S[3],12($out)
|
|---|
| 732 | cmp %rdx,$inp
|
|---|
| 733 | lea 16($out),$out
|
|---|
| 734 | jne .Lcbc_eloop
|
|---|
| 735 |
|
|---|
| 736 | cmp \$0,%rcx
|
|---|
| 737 | jne .Lcbc_enc_tail
|
|---|
| 738 |
|
|---|
| 739 | mov $_ivp,$out
|
|---|
| 740 | mov @S[0],0($out) # write out IV residue
|
|---|
| 741 | mov @S[1],4($out)
|
|---|
| 742 | mov @S[2],8($out)
|
|---|
| 743 | mov @S[3],12($out)
|
|---|
| 744 | jmp .Lcbc_done
|
|---|
| 745 |
|
|---|
| 746 | .align 16
|
|---|
| 747 | .Lcbc_enc_tail:
|
|---|
| 748 | xor %rax,%rax
|
|---|
| 749 | mov %rax,0+$ivec
|
|---|
| 750 | mov %rax,8+$ivec
|
|---|
| 751 | mov %rax,$_res
|
|---|
| 752 |
|
|---|
| 753 | .Lcbc_enc_pushf:
|
|---|
| 754 | pushfq
|
|---|
| 755 | cld
|
|---|
| 756 | mov $inp,%rsi
|
|---|
| 757 | lea 8+$ivec,%rdi
|
|---|
| 758 | .long 0x9066A4F3 # rep movsb
|
|---|
| 759 | popfq
|
|---|
| 760 | .Lcbc_enc_popf:
|
|---|
| 761 |
|
|---|
| 762 | lea $ivec,$inp
|
|---|
| 763 | lea 16+$ivec,%rax
|
|---|
| 764 | mov %rax,$_end
|
|---|
| 765 | jmp .Lcbc_eloop # one more time
|
|---|
| 766 |
|
|---|
| 767 | .align 16
|
|---|
| 768 | .LCBC_DECRYPT:
|
|---|
| 769 | xchg $key,$keyend
|
|---|
| 770 | add \$15,%rdx
|
|---|
| 771 | and \$15,%rcx # length residue
|
|---|
| 772 | and \$-16,%rdx
|
|---|
| 773 | mov $key,$_key
|
|---|
| 774 | lea ($inp,%rdx),%rdx
|
|---|
| 775 | mov %rdx,$_end
|
|---|
| 776 | mov %rcx,$_res
|
|---|
| 777 |
|
|---|
| 778 | mov (%rbx),%rax # load IV
|
|---|
| 779 | mov 8(%rbx),%rbx
|
|---|
| 780 | jmp .Lcbc_dloop
|
|---|
| 781 | .align 16
|
|---|
| 782 | .Lcbc_dloop:
|
|---|
| 783 | mov 0($inp),@S[0]
|
|---|
| 784 | mov 4($inp),@S[1]
|
|---|
| 785 | mov 8($inp),@S[2]
|
|---|
| 786 | bswap @S[0]
|
|---|
| 787 | mov 12($inp),@S[3]
|
|---|
| 788 | bswap @S[1]
|
|---|
| 789 | mov %rax,0+$ivec # save IV to temporary storage
|
|---|
| 790 | bswap @S[2]
|
|---|
| 791 | mov %rbx,8+$ivec
|
|---|
| 792 | bswap @S[3]
|
|---|
| 793 |
|
|---|
| 794 | call _x86_64_Camellia_decrypt
|
|---|
| 795 |
|
|---|
| 796 | mov $_key,$key # "rewind" the key
|
|---|
| 797 | mov $_end,%rdx
|
|---|
| 798 | mov $_res,%rcx
|
|---|
| 799 |
|
|---|
| 800 | bswap @S[0]
|
|---|
| 801 | mov ($inp),%rax # load IV for next iteration
|
|---|
| 802 | bswap @S[1]
|
|---|
| 803 | mov 8($inp),%rbx
|
|---|
| 804 | bswap @S[2]
|
|---|
| 805 | xor 0+$ivec,@S[0]
|
|---|
| 806 | bswap @S[3]
|
|---|
| 807 | xor 4+$ivec,@S[1]
|
|---|
| 808 | xor 8+$ivec,@S[2]
|
|---|
| 809 | lea 16($inp),$inp
|
|---|
| 810 | xor 12+$ivec,@S[3]
|
|---|
| 811 | cmp %rdx,$inp
|
|---|
| 812 | je .Lcbc_ddone
|
|---|
| 813 |
|
|---|
| 814 | mov @S[0],0($out)
|
|---|
| 815 | mov @S[1],4($out)
|
|---|
| 816 | mov @S[2],8($out)
|
|---|
| 817 | mov @S[3],12($out)
|
|---|
| 818 |
|
|---|
| 819 | lea 16($out),$out
|
|---|
| 820 | jmp .Lcbc_dloop
|
|---|
| 821 |
|
|---|
| 822 | .align 16
|
|---|
| 823 | .Lcbc_ddone:
|
|---|
| 824 | mov $_ivp,%rdx
|
|---|
| 825 | cmp \$0,%rcx
|
|---|
| 826 | jne .Lcbc_dec_tail
|
|---|
| 827 |
|
|---|
| 828 | mov @S[0],0($out)
|
|---|
| 829 | mov @S[1],4($out)
|
|---|
| 830 | mov @S[2],8($out)
|
|---|
| 831 | mov @S[3],12($out)
|
|---|
| 832 |
|
|---|
| 833 | mov %rax,(%rdx) # write out IV residue
|
|---|
| 834 | mov %rbx,8(%rdx)
|
|---|
| 835 | jmp .Lcbc_done
|
|---|
| 836 | .align 16
|
|---|
| 837 | .Lcbc_dec_tail:
|
|---|
| 838 | mov @S[0],0+$ivec
|
|---|
| 839 | mov @S[1],4+$ivec
|
|---|
| 840 | mov @S[2],8+$ivec
|
|---|
| 841 | mov @S[3],12+$ivec
|
|---|
| 842 |
|
|---|
| 843 | .Lcbc_dec_pushf:
|
|---|
| 844 | pushfq
|
|---|
| 845 | cld
|
|---|
| 846 | lea 8+$ivec,%rsi
|
|---|
| 847 | lea ($out),%rdi
|
|---|
| 848 | .long 0x9066A4F3 # rep movsb
|
|---|
| 849 | popfq
|
|---|
| 850 | .Lcbc_dec_popf:
|
|---|
| 851 |
|
|---|
| 852 | mov %rax,(%rdx) # write out IV residue
|
|---|
| 853 | mov %rbx,8(%rdx)
|
|---|
| 854 | jmp .Lcbc_done
|
|---|
| 855 |
|
|---|
| 856 | .align 16
|
|---|
| 857 | .Lcbc_done:
|
|---|
| 858 | mov $_rsp,%rcx
|
|---|
| 859 | mov 0(%rcx),%r15
|
|---|
| 860 | mov 8(%rcx),%r14
|
|---|
| 861 | mov 16(%rcx),%r13
|
|---|
| 862 | mov 24(%rcx),%r12
|
|---|
| 863 | mov 32(%rcx),%rbp
|
|---|
| 864 | mov 40(%rcx),%rbx
|
|---|
| 865 | lea 48(%rcx),%rsp
|
|---|
| 866 | .Lcbc_abort:
|
|---|
| 867 | ret
|
|---|
| 868 | .size Camellia_cbc_encrypt,.-Camellia_cbc_encrypt
|
|---|
| 869 |
|
|---|
| 870 | .asciz "Camellia for x86_64 by <appro\@openssl.org>"
|
|---|
| 871 | ___
|
|---|
| 872 | }
|
|---|
| 873 |
|
|---|
| 874 | # EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
|
|---|
| 875 | # CONTEXT *context,DISPATCHER_CONTEXT *disp)
|
|---|
| 876 | if ($win64) {
|
|---|
| 877 | $rec="%rcx";
|
|---|
| 878 | $frame="%rdx";
|
|---|
| 879 | $context="%r8";
|
|---|
| 880 | $disp="%r9";
|
|---|
| 881 |
|
|---|
| 882 | $code.=<<___;
|
|---|
| 883 | .extern __imp_RtlVirtualUnwind
|
|---|
| 884 | .type common_se_handler,\@abi-omnipotent
|
|---|
| 885 | .align 16
|
|---|
| 886 | common_se_handler:
|
|---|
| 887 | push %rsi
|
|---|
| 888 | push %rdi
|
|---|
| 889 | push %rbx
|
|---|
| 890 | push %rbp
|
|---|
| 891 | push %r12
|
|---|
| 892 | push %r13
|
|---|
| 893 | push %r14
|
|---|
| 894 | push %r15
|
|---|
| 895 | pushfq
|
|---|
| 896 | lea -64(%rsp),%rsp
|
|---|
| 897 |
|
|---|
| 898 | mov 120($context),%rax # pull context->Rax
|
|---|
| 899 | mov 248($context),%rbx # pull context->Rip
|
|---|
| 900 |
|
|---|
| 901 | mov 8($disp),%rsi # disp->ImageBase
|
|---|
| 902 | mov 56($disp),%r11 # disp->HandlerData
|
|---|
| 903 |
|
|---|
| 904 | mov 0(%r11),%r10d # HandlerData[0]
|
|---|
| 905 | lea (%rsi,%r10),%r10 # prologue label
|
|---|
| 906 | cmp %r10,%rbx # context->Rip<prologue label
|
|---|
| 907 | jb .Lin_prologue
|
|---|
| 908 |
|
|---|
| 909 | mov 152($context),%rax # pull context->Rsp
|
|---|
| 910 |
|
|---|
| 911 | mov 4(%r11),%r10d # HandlerData[1]
|
|---|
| 912 | lea (%rsi,%r10),%r10 # epilogue label
|
|---|
| 913 | cmp %r10,%rbx # context->Rip>=epilogue label
|
|---|
| 914 | jae .Lin_prologue
|
|---|
| 915 |
|
|---|
| 916 | lea 40(%rax),%rax
|
|---|
| 917 | mov -8(%rax),%rbx
|
|---|
| 918 | mov -16(%rax),%rbp
|
|---|
| 919 | mov -24(%rax),%r13
|
|---|
| 920 | mov -32(%rax),%r14
|
|---|
| 921 | mov -40(%rax),%r15
|
|---|
| 922 | mov %rbx,144($context) # restore context->Rbx
|
|---|
| 923 | mov %rbp,160($context) # restore context->Rbp
|
|---|
| 924 | mov %r13,224($context) # restore context->R13
|
|---|
| 925 | mov %r14,232($context) # restore context->R14
|
|---|
| 926 | mov %r15,240($context) # restore context->R15
|
|---|
| 927 |
|
|---|
| 928 | .Lin_prologue:
|
|---|
| 929 | mov 8(%rax),%rdi
|
|---|
| 930 | mov 16(%rax),%rsi
|
|---|
| 931 | mov %rax,152($context) # restore context->Rsp
|
|---|
| 932 | mov %rsi,168($context) # restore context->Rsi
|
|---|
| 933 | mov %rdi,176($context) # restore context->Rdi
|
|---|
| 934 |
|
|---|
| 935 | jmp .Lcommon_seh_exit
|
|---|
| 936 | .size common_se_handler,.-common_se_handler
|
|---|
| 937 |
|
|---|
| 938 | .type cbc_se_handler,\@abi-omnipotent
|
|---|
| 939 | .align 16
|
|---|
| 940 | cbc_se_handler:
|
|---|
| 941 | push %rsi
|
|---|
| 942 | push %rdi
|
|---|
| 943 | push %rbx
|
|---|
| 944 | push %rbp
|
|---|
| 945 | push %r12
|
|---|
| 946 | push %r13
|
|---|
| 947 | push %r14
|
|---|
| 948 | push %r15
|
|---|
| 949 | pushfq
|
|---|
| 950 | lea -64(%rsp),%rsp
|
|---|
| 951 |
|
|---|
| 952 | mov 120($context),%rax # pull context->Rax
|
|---|
| 953 | mov 248($context),%rbx # pull context->Rip
|
|---|
| 954 |
|
|---|
| 955 | lea .Lcbc_prologue(%rip),%r10
|
|---|
| 956 | cmp %r10,%rbx # context->Rip<.Lcbc_prologue
|
|---|
| 957 | jb .Lin_cbc_prologue
|
|---|
| 958 |
|
|---|
| 959 | lea .Lcbc_body(%rip),%r10
|
|---|
| 960 | cmp %r10,%rbx # context->Rip<.Lcbc_body
|
|---|
| 961 | jb .Lin_cbc_frame_setup
|
|---|
| 962 |
|
|---|
| 963 | mov 152($context),%rax # pull context->Rsp
|
|---|
| 964 |
|
|---|
| 965 | lea .Lcbc_abort(%rip),%r10
|
|---|
| 966 | cmp %r10,%rbx # context->Rip>=.Lcbc_abort
|
|---|
| 967 | jae .Lin_cbc_prologue
|
|---|
| 968 |
|
|---|
| 969 | # handle pushf/popf in Camellia_cbc_encrypt
|
|---|
| 970 | lea .Lcbc_enc_pushf(%rip),%r10
|
|---|
| 971 | cmp %r10,%rbx # context->Rip<=.Lcbc_enc_pushf
|
|---|
| 972 | jbe .Lin_cbc_no_flag
|
|---|
| 973 | lea 8(%rax),%rax
|
|---|
| 974 | lea .Lcbc_enc_popf(%rip),%r10
|
|---|
| 975 | cmp %r10,%rbx # context->Rip<.Lcbc_enc_popf
|
|---|
| 976 | jb .Lin_cbc_no_flag
|
|---|
| 977 | lea -8(%rax),%rax
|
|---|
| 978 | lea .Lcbc_dec_pushf(%rip),%r10
|
|---|
| 979 | cmp %r10,%rbx # context->Rip<=.Lcbc_dec_pushf
|
|---|
| 980 | jbe .Lin_cbc_no_flag
|
|---|
| 981 | lea 8(%rax),%rax
|
|---|
| 982 | lea .Lcbc_dec_popf(%rip),%r10
|
|---|
| 983 | cmp %r10,%rbx # context->Rip<.Lcbc_dec_popf
|
|---|
| 984 | jb .Lin_cbc_no_flag
|
|---|
| 985 | lea -8(%rax),%rax
|
|---|
| 986 |
|
|---|
| 987 | .Lin_cbc_no_flag:
|
|---|
| 988 | mov 48(%rax),%rax # $_rsp
|
|---|
| 989 | lea 48(%rax),%rax
|
|---|
| 990 |
|
|---|
| 991 | .Lin_cbc_frame_setup:
|
|---|
| 992 | mov -8(%rax),%rbx
|
|---|
| 993 | mov -16(%rax),%rbp
|
|---|
| 994 | mov -24(%rax),%r12
|
|---|
| 995 | mov -32(%rax),%r13
|
|---|
| 996 | mov -40(%rax),%r14
|
|---|
| 997 | mov -48(%rax),%r15
|
|---|
| 998 | mov %rbx,144($context) # restore context->Rbx
|
|---|
| 999 | mov %rbp,160($context) # restore context->Rbp
|
|---|
| 1000 | mov %r12,216($context) # restore context->R12
|
|---|
| 1001 | mov %r13,224($context) # restore context->R13
|
|---|
| 1002 | mov %r14,232($context) # restore context->R14
|
|---|
| 1003 | mov %r15,240($context) # restore context->R15
|
|---|
| 1004 |
|
|---|
| 1005 | .Lin_cbc_prologue:
|
|---|
| 1006 | mov 8(%rax),%rdi
|
|---|
| 1007 | mov 16(%rax),%rsi
|
|---|
| 1008 | mov %rax,152($context) # restore context->Rsp
|
|---|
| 1009 | mov %rsi,168($context) # restore context->Rsi
|
|---|
| 1010 | mov %rdi,176($context) # restore context->Rdi
|
|---|
| 1011 |
|
|---|
| 1012 | .align 4
|
|---|
| 1013 | .Lcommon_seh_exit:
|
|---|
| 1014 |
|
|---|
| 1015 | mov 40($disp),%rdi # disp->ContextRecord
|
|---|
| 1016 | mov $context,%rsi # context
|
|---|
| 1017 | mov \$`1232/8`,%ecx # sizeof(CONTEXT)
|
|---|
| 1018 | .long 0xa548f3fc # cld; rep movsq
|
|---|
| 1019 |
|
|---|
| 1020 | mov $disp,%rsi
|
|---|
| 1021 | xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER
|
|---|
| 1022 | mov 8(%rsi),%rdx # arg2, disp->ImageBase
|
|---|
| 1023 | mov 0(%rsi),%r8 # arg3, disp->ControlPc
|
|---|
| 1024 | mov 16(%rsi),%r9 # arg4, disp->FunctionEntry
|
|---|
| 1025 | mov 40(%rsi),%r10 # disp->ContextRecord
|
|---|
| 1026 | lea 56(%rsi),%r11 # &disp->HandlerData
|
|---|
| 1027 | lea 24(%rsi),%r12 # &disp->EstablisherFrame
|
|---|
| 1028 | mov %r10,32(%rsp) # arg5
|
|---|
| 1029 | mov %r11,40(%rsp) # arg6
|
|---|
| 1030 | mov %r12,48(%rsp) # arg7
|
|---|
| 1031 | mov %rcx,56(%rsp) # arg8, (NULL)
|
|---|
| 1032 | call *__imp_RtlVirtualUnwind(%rip)
|
|---|
| 1033 |
|
|---|
| 1034 | mov \$1,%eax # ExceptionContinueSearch
|
|---|
| 1035 | lea 64(%rsp),%rsp
|
|---|
| 1036 | popfq
|
|---|
| 1037 | pop %r15
|
|---|
| 1038 | pop %r14
|
|---|
| 1039 | pop %r13
|
|---|
| 1040 | pop %r12
|
|---|
| 1041 | pop %rbp
|
|---|
| 1042 | pop %rbx
|
|---|
| 1043 | pop %rdi
|
|---|
| 1044 | pop %rsi
|
|---|
| 1045 | ret
|
|---|
| 1046 | .size cbc_se_handler,.-cbc_se_handler
|
|---|
| 1047 |
|
|---|
| 1048 | .section .pdata
|
|---|
| 1049 | .align 4
|
|---|
| 1050 | .rva .LSEH_begin_Camellia_EncryptBlock_Rounds
|
|---|
| 1051 | .rva .LSEH_end_Camellia_EncryptBlock_Rounds
|
|---|
| 1052 | .rva .LSEH_info_Camellia_EncryptBlock_Rounds
|
|---|
| 1053 |
|
|---|
| 1054 | .rva .LSEH_begin_Camellia_DecryptBlock_Rounds
|
|---|
| 1055 | .rva .LSEH_end_Camellia_DecryptBlock_Rounds
|
|---|
| 1056 | .rva .LSEH_info_Camellia_DecryptBlock_Rounds
|
|---|
| 1057 |
|
|---|
| 1058 | .rva .LSEH_begin_Camellia_Ekeygen
|
|---|
| 1059 | .rva .LSEH_end_Camellia_Ekeygen
|
|---|
| 1060 | .rva .LSEH_info_Camellia_Ekeygen
|
|---|
| 1061 |
|
|---|
| 1062 | .rva .LSEH_begin_Camellia_cbc_encrypt
|
|---|
| 1063 | .rva .LSEH_end_Camellia_cbc_encrypt
|
|---|
| 1064 | .rva .LSEH_info_Camellia_cbc_encrypt
|
|---|
| 1065 |
|
|---|
| 1066 | .section .xdata
|
|---|
| 1067 | .align 8
|
|---|
| 1068 | .LSEH_info_Camellia_EncryptBlock_Rounds:
|
|---|
| 1069 | .byte 9,0,0,0
|
|---|
| 1070 | .rva common_se_handler
|
|---|
| 1071 | .rva .Lenc_prologue,.Lenc_epilogue # HandlerData[]
|
|---|
| 1072 | .LSEH_info_Camellia_DecryptBlock_Rounds:
|
|---|
| 1073 | .byte 9,0,0,0
|
|---|
| 1074 | .rva common_se_handler
|
|---|
| 1075 | .rva .Ldec_prologue,.Ldec_epilogue # HandlerData[]
|
|---|
| 1076 | .LSEH_info_Camellia_Ekeygen:
|
|---|
| 1077 | .byte 9,0,0,0
|
|---|
| 1078 | .rva common_se_handler
|
|---|
| 1079 | .rva .Lkey_prologue,.Lkey_epilogue # HandlerData[]
|
|---|
| 1080 | .LSEH_info_Camellia_cbc_encrypt:
|
|---|
| 1081 | .byte 9,0,0,0
|
|---|
| 1082 | .rva cbc_se_handler
|
|---|
| 1083 | ___
|
|---|
| 1084 | }
|
|---|
| 1085 |
|
|---|
| 1086 | $code =~ s/\`([^\`]*)\`/eval $1/gem;
|
|---|
| 1087 | print $code;
|
|---|
| 1088 | close STDOUT;
|
|---|
