From d8219a18ca1a34b0adb1f4d5cadf36c7d9ee5b97 Mon Sep 17 00:00:00 2001 From: jsing Date: Fri, 29 Mar 2024 07:09:37 +0000 Subject: [PATCH] Remove now unused camellia assembly implementations. --- lib/libcrypto/camellia/asm/cmll-x86.pl | 1126 --------------------- lib/libcrypto/camellia/asm/cmll-x86_64.pl | 875 ---------------- 2 files changed, 2001 deletions(-) delete mode 100644 lib/libcrypto/camellia/asm/cmll-x86.pl delete mode 100644 lib/libcrypto/camellia/asm/cmll-x86_64.pl diff --git a/lib/libcrypto/camellia/asm/cmll-x86.pl b/lib/libcrypto/camellia/asm/cmll-x86.pl deleted file mode 100644 index a4ab11e54d6..00000000000 --- a/lib/libcrypto/camellia/asm/cmll-x86.pl +++ /dev/null @@ -1,1126 +0,0 @@ -#!/usr/bin/env perl - -# ==================================================================== -# Copyright (c) 2008 Andy Polyakov -# -# This module may be used under the terms of either the GNU General -# Public License version 2 or later, the GNU Lesser General Public -# License version 2.1 or later, the Mozilla Public License version -# 1.1 or the BSD License. The exact terms of either license are -# distributed along with this module. For further details see -# http://www.openssl.org/~appro/camellia/. -# ==================================================================== - -# Performance in cycles per processed byte (less is better) in -# 'openssl speed ...' benchmark: -# -# AMD K8 Core2 PIII P4 -# -evp camellia-128-ecb 21.5 22.8 27.0 28.9 -# + over gcc 3.4.6 +90/11% +70/10% +53/4% +160/64% -# + over icc 8.0 +48/19% +21/15% +21/17% +55/37% -# -# camellia-128-cbc 17.3 21.1 23.9 25.9 -# -# 128-bit key setup 196 280 256 240 cycles/key -# + over gcc 3.4.6 +30/0% +17/11% +11/0% +63/40% -# + over icc 8.0 +18/3% +10/0% +10/3% +21/10% -# -# Pairs of numbers in "+" rows represent performance improvement over -# compiler generated position-independent code, PIC, and non-PIC -# respectively. PIC results are of greater relevance, as this module -# is position-independent, i.e. suitable for a shared library or PIE. -# Position independence "costs" one register, which is why compilers -# are so close with non-PIC results, they have an extra register to -# spare. CBC results are better than ECB ones thanks to "zero-copy" -# private _x86_* interface, and are ~30-40% better than with compiler -# generated cmll_cbc.o, and reach ~80-90% of x86_64 performance on -# same CPU (where applicable). - -$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; -push(@INC,"${dir}","${dir}../../perlasm"); -require "x86asm.pl"; - -$OPENSSL=1; - -&asm_init($ARGV[0],"cmll-586.pl",$ARGV[$#ARGV] eq "386"); - -@T=("eax","ebx","ecx","edx"); -$idx="esi"; -$key="edi"; -$Tbl="ebp"; - -# stack frame layout in _x86_Camellia_* routines, frame is allocated -# by caller -$__ra=&DWP(0,"esp"); # return address -$__s0=&DWP(4,"esp"); # s0 backing store -$__s1=&DWP(8,"esp"); # s1 backing store -$__s2=&DWP(12,"esp"); # s2 backing store -$__s3=&DWP(16,"esp"); # s3 backing store -$__end=&DWP(20,"esp"); # pointer to end/start of key schedule - -# stack frame layout in Camellia_[en|crypt] routines, which differs from -# above by 4 and overlaps by pointer to end/start of key schedule -$_end=&DWP(16,"esp"); -$_esp=&DWP(20,"esp"); - -# const unsigned int Camellia_SBOX[4][256]; -# Well, sort of... Camellia_SBOX[0][] is interleaved with [1][], -# and [2][] - with [3][]. This is done to optimize code size. -$SBOX1_1110=0; # Camellia_SBOX[0] -$SBOX4_4404=4; # Camellia_SBOX[1] -$SBOX2_0222=2048; # Camellia_SBOX[2] -$SBOX3_3033=2052; # Camellia_SBOX[3] -&static_label("Camellia_SIGMA"); -&static_label("Camellia_SBOX"); - -sub Camellia_Feistel { -my $i=@_[0]; -my $seed=defined(@_[1])?@_[1]:0; -my $scale=$seed<0?-8:8; -my $frame=defined(@_[2])?@_[2]:0; -my $j=($i&1)*2; -my $t0=@T[($j)%4],$t1=@T[($j+1)%4],$t2=@T[($j+2)%4],$t3=@T[($j+3)%4]; - - &xor ($t0,$idx); # t0^=key[0] - &xor ($t1,&DWP($seed+$i*$scale+4,$key)); # t1^=key[1] - &movz ($idx,&HB($t0)); # (t0>>8)&0xff - &mov ($t3,&DWP($SBOX3_3033,$Tbl,$idx,8)); # t3=SBOX3_3033[0] - &movz ($idx,&LB($t0)); # (t0>>0)&0xff - &xor ($t3,&DWP($SBOX4_4404,$Tbl,$idx,8)); # t3^=SBOX4_4404[0] - &shr ($t0,16); - &movz ($idx,&LB($t1)); # (t1>>0)&0xff - &mov ($t2,&DWP($SBOX1_1110,$Tbl,$idx,8)); # t2=SBOX1_1110[1] - &movz ($idx,&HB($t0)); # (t0>>24)&0xff - &xor ($t3,&DWP($SBOX1_1110,$Tbl,$idx,8)); # t3^=SBOX1_1110[0] - &movz ($idx,&HB($t1)); # (t1>>8)&0xff - &xor ($t2,&DWP($SBOX4_4404,$Tbl,$idx,8)); # t2^=SBOX4_4404[1] - &shr ($t1,16); - &movz ($t0,&LB($t0)); # (t0>>16)&0xff - &xor ($t3,&DWP($SBOX2_0222,$Tbl,$t0,8)); # t3^=SBOX2_0222[0] - &movz ($idx,&HB($t1)); # (t1>>24)&0xff - &mov ($t0,&DWP($frame+4*(($j+3)%4),"esp")); # prefetch "s3" - &xor ($t2,$t3); # t2^=t3 - &rotr ($t3,8); # t3=RightRotate(t3,8) - &xor ($t2,&DWP($SBOX2_0222,$Tbl,$idx,8)); # t2^=SBOX2_0222[1] - &movz ($idx,&LB($t1)); # (t1>>16)&0xff - &mov ($t1,&DWP($frame+4*(($j+2)%4),"esp")); # prefetch "s2" - &xor ($t3,$t0); # t3^=s3 - &xor ($t2,&DWP($SBOX3_3033,$Tbl,$idx,8)); # t2^=SBOX3_3033[1] - &mov ($idx,&DWP($seed+($i+1)*$scale,$key)); # prefetch key[i+1] - &xor ($t3,$t2); # t3^=t2 - &mov (&DWP($frame+4*(($j+3)%4),"esp"),$t3); # s3=t3 - &xor ($t2,$t1); # t2^=s2 - &mov (&DWP($frame+4*(($j+2)%4),"esp"),$t2); # s2=t2 -} - -# void Camellia_EncryptBlock_Rounds( -# int grandRounds, -# const Byte plaintext[], -# const KEY_TABLE_TYPE keyTable, -# Byte ciphertext[]) -&function_begin("Camellia_EncryptBlock_Rounds"); - &mov ("eax",&wparam(0)); # load grandRounds - &mov ($idx,&wparam(1)); # load plaintext pointer - &mov ($key,&wparam(2)); # load key schedule pointer - - &mov ("ebx","esp"); - &sub ("esp",7*4); # place for s[0-3],keyEnd,esp and ra - &and ("esp",-64); - - # place stack frame just "above mod 1024" the key schedule - # this ensures that cache associativity of 2 suffices - &lea ("ecx",&DWP(-64-63,$key)); - &sub ("ecx","esp"); - &neg ("ecx"); - &and ("ecx",0x3C0); # modulo 1024, but aligned to cache-line - &sub ("esp","ecx"); - &add ("esp",4); # 4 is reserved for callee's return address - - &shl ("eax",6); - &lea ("eax",&DWP(0,$key,"eax")); - &mov ($_esp,"ebx"); # save %esp - &mov ($_end,"eax"); # save keyEnd - - &picsetup($Tbl); - &picsymbol($Tbl, &label("Camellia_SBOX"), $Tbl); - - &mov (@T[0],&DWP(0,$idx)); # load plaintext - &mov (@T[1],&DWP(4,$idx)); - &mov (@T[2],&DWP(8,$idx)); - &bswap (@T[0]); - &mov (@T[3],&DWP(12,$idx)); - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - - &call ("_x86_Camellia_encrypt"); - - &mov ("esp",$_esp); - &bswap (@T[0]); - &mov ($idx,&wparam(3)); # load ciphertext pointer - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - &mov (&DWP(0,$idx),@T[0]); # write ciphertext - &mov (&DWP(4,$idx),@T[1]); - &mov (&DWP(8,$idx),@T[2]); - &mov (&DWP(12,$idx),@T[3]); -&function_end("Camellia_EncryptBlock_Rounds"); -# V1.x API -&function_begin_B("Camellia_EncryptBlock"); - &mov ("eax",128); - &sub ("eax",&wparam(0)); # load keyBitLength - &mov ("eax",3); - &adc ("eax",0); # keyBitLength==128?3:4 - &mov (&wparam(0),"eax"); - &jmp (&label("Camellia_EncryptBlock_Rounds")); -&function_end_B("Camellia_EncryptBlock"); - -if ($OPENSSL) { -# void Camellia_encrypt( -# const unsigned char *in, -# unsigned char *out, -# const CAMELLIA_KEY *key) -&function_begin("Camellia_encrypt"); - &mov ($idx,&wparam(0)); # load plaintext pointer - &mov ($key,&wparam(2)); # load key schedule pointer - - &mov ("ebx","esp"); - &sub ("esp",7*4); # place for s[0-3],keyEnd,esp and ra - &and ("esp",-64); - &mov ("eax",&DWP(272,$key)); # load grandRounds counter - - # place stack frame just "above mod 1024" the key schedule - # this ensures that cache associativity of 2 suffices - &lea ("ecx",&DWP(-64-63,$key)); - &sub ("ecx","esp"); - &neg ("ecx"); - &and ("ecx",0x3C0); # modulo 1024, but aligned to cache-line - &sub ("esp","ecx"); - &add ("esp",4); # 4 is reserved for callee's return address - - &shl ("eax",6); - &lea ("eax",&DWP(0,$key,"eax")); - &mov ($_esp,"ebx"); # save %esp - &mov ($_end,"eax"); # save keyEnd - - &picsetup($Tbl); - &picsymbol($Tbl, &label("Camellia_SBOX"), $Tbl); - - &mov (@T[0],&DWP(0,$idx)); # load plaintext - &mov (@T[1],&DWP(4,$idx)); - &mov (@T[2],&DWP(8,$idx)); - &bswap (@T[0]); - &mov (@T[3],&DWP(12,$idx)); - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - - &call ("_x86_Camellia_encrypt"); - - &mov ("esp",$_esp); - &bswap (@T[0]); - &mov ($idx,&wparam(1)); # load ciphertext pointer - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - &mov (&DWP(0,$idx),@T[0]); # write ciphertext - &mov (&DWP(4,$idx),@T[1]); - &mov (&DWP(8,$idx),@T[2]); - &mov (&DWP(12,$idx),@T[3]); -&function_end("Camellia_encrypt"); -} - -&function_begin_B("_x86_Camellia_encrypt"); - &xor (@T[0],&DWP(0,$key)); # ^=key[0-3] - &xor (@T[1],&DWP(4,$key)); - &xor (@T[2],&DWP(8,$key)); - &xor (@T[3],&DWP(12,$key)); - &mov ($idx,&DWP(16,$key)); # prefetch key[4] - - &mov ($__s0,@T[0]); # save s[0-3] - &mov ($__s1,@T[1]); - &mov ($__s2,@T[2]); - &mov ($__s3,@T[3]); - -&set_label("loop",16); - for ($i=0;$i<6;$i++) { Camellia_Feistel($i,16,4); } - - &add ($key,16*4); - &cmp ($key,$__end); - &je (&label("done")); - - # @T[0-1] are preloaded, $idx is preloaded with key[0] - &and ($idx,@T[0]); - &mov (@T[3],$__s3); - &rotl ($idx,1); - &mov (@T[2],@T[3]); - &xor (@T[1],$idx); - &or (@T[2],&DWP(12,$key)); - &mov ($__s1,@T[1]); # s1^=LeftRotate(s0&key[0],1); - &xor (@T[2],$__s2); - - &mov ($idx,&DWP(4,$key)); - &mov ($__s2,@T[2]); # s2^=s3|key[3]; - &or ($idx,@T[1]); - &and (@T[2],&DWP(8,$key)); - &xor (@T[0],$idx); - &rotl (@T[2],1); - &mov ($__s0,@T[0]); # s0^=s1|key[1]; - &xor (@T[3],@T[2]); - &mov ($idx,&DWP(16,$key)); # prefetch key[4] - &mov ($__s3,@T[3]); # s3^=LeftRotate(s2&key[2],1); - &jmp (&label("loop")); - -&set_label("done",8); - &mov (@T[2],@T[0]); # SwapHalf - &mov (@T[3],@T[1]); - &mov (@T[0],$__s2); - &mov (@T[1],$__s3); - &xor (@T[0],$idx); # $idx is preloaded with key[0] - &xor (@T[1],&DWP(4,$key)); - &xor (@T[2],&DWP(8,$key)); - &xor (@T[3],&DWP(12,$key)); - &ret (); -&function_end_B("_x86_Camellia_encrypt"); - -# void Camellia_DecryptBlock_Rounds( -# int grandRounds, -# const Byte ciphertext[], -# const KEY_TABLE_TYPE keyTable, -# Byte plaintext[]) -&function_begin("Camellia_DecryptBlock_Rounds"); - &mov ("eax",&wparam(0)); # load grandRounds - &mov ($idx,&wparam(1)); # load ciphertext pointer - &mov ($key,&wparam(2)); # load key schedule pointer - - &mov ("ebx","esp"); - &sub ("esp",7*4); # place for s[0-3],keyEnd,esp and ra - &and ("esp",-64); - - # place stack frame just "above mod 1024" the key schedule - # this ensures that cache associativity of 2 suffices - &lea ("ecx",&DWP(-64-63,$key)); - &sub ("ecx","esp"); - &neg ("ecx"); - &and ("ecx",0x3C0); # modulo 1024, but aligned to cache-line - &sub ("esp","ecx"); - &add ("esp",4); # 4 is reserved for callee's return address - - &shl ("eax",6); - &mov (&DWP(4*4,"esp"),$key); # save keyStart - &lea ($key,&DWP(0,$key,"eax")); - &mov (&DWP(5*4,"esp"),"ebx");# save %esp - - &picsetup($Tbl); - &picsymbol($Tbl, &label("Camellia_SBOX"), $Tbl); - - &mov (@T[0],&DWP(0,$idx)); # load ciphertext - &mov (@T[1],&DWP(4,$idx)); - &mov (@T[2],&DWP(8,$idx)); - &bswap (@T[0]); - &mov (@T[3],&DWP(12,$idx)); - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - - &call ("_x86_Camellia_decrypt"); - - &mov ("esp",&DWP(5*4,"esp")); - &bswap (@T[0]); - &mov ($idx,&wparam(3)); # load plaintext pointer - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - &mov (&DWP(0,$idx),@T[0]); # write plaintext - &mov (&DWP(4,$idx),@T[1]); - &mov (&DWP(8,$idx),@T[2]); - &mov (&DWP(12,$idx),@T[3]); -&function_end("Camellia_DecryptBlock_Rounds"); -# V1.x API -&function_begin_B("Camellia_DecryptBlock"); - &mov ("eax",128); - &sub ("eax",&wparam(0)); # load keyBitLength - &mov ("eax",3); - &adc ("eax",0); # keyBitLength==128?3:4 - &mov (&wparam(0),"eax"); - &jmp (&label("Camellia_DecryptBlock_Rounds")); -&function_end_B("Camellia_DecryptBlock"); - -if ($OPENSSL) { -# void Camellia_decrypt( -# const unsigned char *in, -# unsigned char *out, -# const CAMELLIA_KEY *key) -&function_begin("Camellia_decrypt"); - &mov ($idx,&wparam(0)); # load ciphertext pointer - &mov ($key,&wparam(2)); # load key schedule pointer - - &mov ("ebx","esp"); - &sub ("esp",7*4); # place for s[0-3],keyEnd,esp and ra - &and ("esp",-64); - &mov ("eax",&DWP(272,$key)); # load grandRounds counter - - # place stack frame just "above mod 1024" the key schedule - # this ensures that cache associativity of 2 suffices - &lea ("ecx",&DWP(-64-63,$key)); - &sub ("ecx","esp"); - &neg ("ecx"); - &and ("ecx",0x3C0); # modulo 1024, but aligned to cache-line - &sub ("esp","ecx"); - &add ("esp",4); # 4 is reserved for callee's return address - - &shl ("eax",6); - &mov (&DWP(4*4,"esp"),$key); # save keyStart - &lea ($key,&DWP(0,$key,"eax")); - &mov (&DWP(5*4,"esp"),"ebx");# save %esp - - &picsetup($Tbl); - &picsymbol($Tbl, &label("Camellia_SBOX"), $Tbl); - - &mov (@T[0],&DWP(0,$idx)); # load ciphertext - &mov (@T[1],&DWP(4,$idx)); - &mov (@T[2],&DWP(8,$idx)); - &bswap (@T[0]); - &mov (@T[3],&DWP(12,$idx)); - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - - &call ("_x86_Camellia_decrypt"); - - &mov ("esp",&DWP(5*4,"esp")); - &bswap (@T[0]); - &mov ($idx,&wparam(1)); # load plaintext pointer - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - &mov (&DWP(0,$idx),@T[0]); # write plaintext - &mov (&DWP(4,$idx),@T[1]); - &mov (&DWP(8,$idx),@T[2]); - &mov (&DWP(12,$idx),@T[3]); -&function_end("Camellia_decrypt"); -} - -&function_begin_B("_x86_Camellia_decrypt"); - &xor (@T[0],&DWP(0,$key)); # ^=key[0-3] - &xor (@T[1],&DWP(4,$key)); - &xor (@T[2],&DWP(8,$key)); - &xor (@T[3],&DWP(12,$key)); - &mov ($idx,&DWP(-8,$key)); # prefetch key[-2] - - &mov ($__s0,@T[0]); # save s[0-3] - &mov ($__s1,@T[1]); - &mov ($__s2,@T[2]); - &mov ($__s3,@T[3]); - -&set_label("loop",16); - for ($i=0;$i<6;$i++) { Camellia_Feistel($i,-8,4); } - - &sub ($key,16*4); - &cmp ($key,$__end); - &je (&label("done")); - - # @T[0-1] are preloaded, $idx is preloaded with key[2] - &and ($idx,@T[0]); - &mov (@T[3],$__s3); - &rotl ($idx,1); - &mov (@T[2],@T[3]); - &xor (@T[1],$idx); - &or (@T[2],&DWP(4,$key)); - &mov ($__s1,@T[1]); # s1^=LeftRotate(s0&key[0],1); - &xor (@T[2],$__s2); - - &mov ($idx,&DWP(12,$key)); - &mov ($__s2,@T[2]); # s2^=s3|key[3]; - &or ($idx,@T[1]); - &and (@T[2],&DWP(0,$key)); - &xor (@T[0],$idx); - &rotl (@T[2],1); - &mov ($__s0,@T[0]); # s0^=s1|key[1]; - &xor (@T[3],@T[2]); - &mov ($idx,&DWP(-8,$key)); # prefetch key[4] - &mov ($__s3,@T[3]); # s3^=LeftRotate(s2&key[2],1); - &jmp (&label("loop")); - -&set_label("done",8); - &mov (@T[2],@T[0]); # SwapHalf - &mov (@T[3],@T[1]); - &mov (@T[0],$__s2); - &mov (@T[1],$__s3); - &xor (@T[2],$idx); # $idx is preloaded with key[2] - &xor (@T[3],&DWP(12,$key)); - &xor (@T[0],&DWP(0,$key)); - &xor (@T[1],&DWP(4,$key)); - &ret (); -&function_end_B("_x86_Camellia_decrypt"); - -# shld is very slow on Intel P4 family. Even on AMD it limits -# instruction decode rate [because it's VectorPath] and consequently -# performance. PIII, PM and Core[2] seem to be the only ones which -# execute this code ~7% faster... -sub __rotl128 { - my ($i0,$i1,$i2,$i3,$rot,$rnd,@T)=@_; - - $rnd *= 2; - if ($rot) { - &mov ($idx,$i0); - &shld ($i0,$i1,$rot); - &shld ($i1,$i2,$rot); - &shld ($i2,$i3,$rot); - &shld ($i3,$idx,$rot); - } - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i0 eq @T[0]); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i1 eq @T[0]); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i2 eq @T[0]); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i3 eq @T[0]); -} - -# ... Implementing 128-bit rotate without shld gives >3x performance -# improvement on P4, only ~7% degradation on other Intel CPUs and -# not worse performance on AMD. This is therefore preferred. -sub _rotl128 { - my ($i0,$i1,$i2,$i3,$rot,$rnd,@T)=@_; - - $rnd *= 2; - if ($rot) { - &mov ($Tbl,$i0); - &shl ($i0,$rot); - &mov ($idx,$i1); - &shr ($idx,32-$rot); - &shl ($i1,$rot); - &or ($i0,$idx); - &mov ($idx,$i2); - &shl ($i2,$rot); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i0 eq @T[0]); - &shr ($idx,32-$rot); - &or ($i1,$idx); - &shr ($Tbl,32-$rot); - &mov ($idx,$i3); - &shr ($idx,32-$rot); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i1 eq @T[0]); - &shl ($i3,$rot); - &or ($i2,$idx); - &or ($i3,$Tbl); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i2 eq @T[0]); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i3 eq @T[0]); - } else { - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i0 eq @T[0]); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i1 eq @T[0]); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i2 eq @T[0]); - &mov (&DWP(-128+4*$rnd++,$key),shift(@T)) if ($i3 eq @T[0]); - } -} - -sub _saveround { -my ($rnd,$key,@T)=@_; -my $bias=int(@T[0])?shift(@T):0; - - &mov (&DWP($bias+$rnd*8+0,$key),@T[0]); - &mov (&DWP($bias+$rnd*8+4,$key),@T[1]) if ($#T>=1); - &mov (&DWP($bias+$rnd*8+8,$key),@T[2]) if ($#T>=2); - &mov (&DWP($bias+$rnd*8+12,$key),@T[3]) if ($#T>=3); -} - -sub _loadround { -my ($rnd,$key,@T)=@_; -my $bias=int(@T[0])?shift(@T):0; - - &mov (@T[0],&DWP($bias+$rnd*8+0,$key)); - &mov (@T[1],&DWP($bias+$rnd*8+4,$key)) if ($#T>=1); - &mov (@T[2],&DWP($bias+$rnd*8+8,$key)) if ($#T>=2); - &mov (@T[3],&DWP($bias+$rnd*8+12,$key)) if ($#T>=3); -} - -# void Camellia_Ekeygen( -# const int keyBitLength, -# const Byte *rawKey, -# KEY_TABLE_TYPE keyTable) -&function_begin("Camellia_Ekeygen"); -{ my $step=0; - - &stack_push(4); # place for s[0-3] - - &mov ($Tbl,&wparam(0)); # load arguments - &mov ($idx,&wparam(1)); - &mov ($key,&wparam(2)); - - &mov (@T[0],&DWP(0,$idx)); # load 0-127 bits - &mov (@T[1],&DWP(4,$idx)); - &mov (@T[2],&DWP(8,$idx)); - &mov (@T[3],&DWP(12,$idx)); - - &bswap (@T[0]); - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - - &_saveround (0,$key,@T); # KL<<<0 - - &cmp ($Tbl,128); - &je (&label("1st128")); - - &mov (@T[0],&DWP(16,$idx)); # load 128-191 bits - &mov (@T[1],&DWP(20,$idx)); - &cmp ($Tbl,192); - &je (&label("1st192")); - &mov (@T[2],&DWP(24,$idx)); # load 192-255 bits - &mov (@T[3],&DWP(28,$idx)); - &jmp (&label("1st256")); -&set_label("1st192",4); - &mov (@T[2],@T[0]); - &mov (@T[3],@T[1]); - ¬ (@T[2]); - ¬ (@T[3]); -&set_label("1st256",4); - &bswap (@T[0]); - &bswap (@T[1]); - &bswap (@T[2]); - &bswap (@T[3]); - - &_saveround (4,$key,@T); # temporary storage for KR! - - &xor (@T[0],&DWP(0*8+0,$key)); # KR^KL - &xor (@T[1],&DWP(0*8+4,$key)); - &xor (@T[2],&DWP(1*8+0,$key)); - &xor (@T[3],&DWP(1*8+4,$key)); - -&set_label("1st128",4); - &picsetup($Tbl); - &picsymbol($Tbl, &label("Camellia_SBOX"), $Tbl); - &lea ($key,&DWP(&label("Camellia_SIGMA")."-".&label("Camellia_SBOX"),$Tbl)); - - &mov ($idx,&DWP($step*8,$key)); # prefetch SIGMA[0] - &mov (&swtmp(0),@T[0]); # save s[0-3] - &mov (&swtmp(1),@T[1]); - &mov (&swtmp(2),@T[2]); - &mov (&swtmp(3),@T[3]); - &Camellia_Feistel($step++); - &Camellia_Feistel($step++); - &mov (@T[2],&swtmp(2)); - &mov (@T[3],&swtmp(3)); - - &mov ($idx,&wparam(2)); - &xor (@T[0],&DWP(0*8+0,$idx)); # ^KL - &xor (@T[1],&DWP(0*8+4,$idx)); - &xor (@T[2],&DWP(1*8+0,$idx)); - &xor (@T[3],&DWP(1*8+4,$idx)); - - &mov ($idx,&DWP($step*8,$key)); # prefetch SIGMA[4] - &mov (&swtmp(0),@T[0]); # save s[0-3] - &mov (&swtmp(1),@T[1]); - &mov (&swtmp(2),@T[2]); - &mov (&swtmp(3),@T[3]); - &Camellia_Feistel($step++); - &Camellia_Feistel($step++); - &mov (@T[2],&swtmp(2)); - &mov (@T[3],&swtmp(3)); - - &mov ($idx,&wparam(0)); - &cmp ($idx,128); - &jne (&label("2nd256")); - - &mov ($key,&wparam(2)); - &lea ($key,&DWP(128,$key)); # size optimization - - ####### process KA - &_saveround (2,$key,-128,@T); # KA<<<0 - &_rotl128 (@T,15,6,@T); # KA<<<15 - &_rotl128 (@T,15,8,@T); # KA<<<(15+15=30) - &_rotl128 (@T,15,12,@T[0],@T[1]); # KA<<<(30+15=45) - &_rotl128 (@T,15,14,@T); # KA<<<(45+15=60) - push (@T,shift(@T)); # rotl128(@T,32); - &_rotl128 (@T,2,20,@T); # KA<<<(60+32+2=94) - &_rotl128 (@T,17,24,@T); # KA<<<(94+17=111) - - ####### process KL - &_loadround (0,$key,-128,@T); # load KL - &_rotl128 (@T,15,4,@T); # KL<<<15 - &_rotl128 (@T,30,10,@T); # KL<<<(15+30=45) - &_rotl128 (@T,15,13,@T[2],@T[3]); # KL<<<(45+15=60) - &_rotl128 (@T,17,16,@T); # KL<<<(60+17=77) - &_rotl128 (@T,17,18,@T); # KL<<<(77+17=94) - &_rotl128 (@T,17,22,@T); # KL<<<(94+17=111) - - while (@T[0] ne "eax") # restore order - { unshift (@T,pop(@T)); } - - &mov ("eax",3); # 3 grandRounds - &jmp (&label("done")); - -&set_label("2nd256",16); - &mov ($idx,&wparam(2)); - &_saveround (6,$idx,@T); # temporary storage for KA! - - &xor (@T[0],&DWP(4*8+0,$idx)); # KA^KR - &xor (@T[1],&DWP(4*8+4,$idx)); - &xor (@T[2],&DWP(5*8+0,$idx)); - &xor (@T[3],&DWP(5*8+4,$idx)); - - &mov ($idx,&DWP($step*8,$key)); # prefetch SIGMA[8] - &mov (&swtmp(0),@T[0]); # save s[0-3] - &mov (&swtmp(1),@T[1]); - &mov (&swtmp(2),@T[2]); - &mov (&swtmp(3),@T[3]); - &Camellia_Feistel($step++); - &Camellia_Feistel($step++); - &mov (@T[2],&swtmp(2)); - &mov (@T[3],&swtmp(3)); - - &mov ($key,&wparam(2)); - &lea ($key,&DWP(128,$key)); # size optimization - - ####### process KB - &_saveround (2,$key,-128,@T); # KB<<<0 - &_rotl128 (@T,30,10,@T); # KB<<<30 - &_rotl128 (@T,30,20,@T); # KB<<<(30+30=60) - push (@T,shift(@T)); # rotl128(@T,32); - &_rotl128 (@T,19,32,@T); # KB<<<(60+32+19=111) - - ####### process KR - &_loadround (4,$key,-128,@T); # load KR - &_rotl128 (@T,15,4,@T); # KR<<<15 - &_rotl128 (@T,15,8,@T); # KR<<<(15+15=30) - &_rotl128 (@T,30,18,@T); # KR<<<(30+30=60) - push (@T,shift(@T)); # rotl128(@T,32); - &_rotl128 (@T,2,26,@T); # KR<<<(60+32+2=94) - - ####### process KA - &_loadround (6,$key,-128,@T); # load KA - &_rotl128 (@T,15,6,@T); # KA<<<15 - &_rotl128 (@T,30,14,@T); # KA<<<(15+30=45) - push (@T,shift(@T)); # rotl128(@T,32); - &_rotl128 (@T,0,24,@T); # KA<<<(45+32+0=77) - &_rotl128 (@T,17,28,@T); # KA<<<(77+17=94) - - ####### process KL - &_loadround (0,$key,-128,@T); # load KL - push (@T,shift(@T)); # rotl128(@T,32); - &_rotl128 (@T,13,12,@T); # KL<<<(32+13=45) - &_rotl128 (@T,15,16,@T); # KL<<<(45+15=60) - &_rotl128 (@T,17,22,@T); # KL<<<(60+17=77) - push (@T,shift(@T)); # rotl128(@T,32); - &_rotl128 (@T,2,30,@T); # KL<<<(77+32+2=111) - - while (@T[0] ne "eax") # restore order - { unshift (@T,pop(@T)); } - - &mov ("eax",4); # 4 grandRounds -&set_label("done"); - &lea ("edx",&DWP(272-128,$key)); # end of key schedule - &stack_pop(4); -} -&function_end("Camellia_Ekeygen"); - -if ($OPENSSL) { -# int Camellia_set_key ( -# const unsigned char *userKey, -# int bits, -# CAMELLIA_KEY *key) -&function_begin_B("Camellia_set_key"); - &push ("ebx"); - &mov ("ecx",&wparam(0)); # pull arguments - &mov ("ebx",&wparam(1)); - &mov ("edx",&wparam(2)); - - &mov ("eax",-1); - &test ("ecx","ecx"); - &jz (&label("done")); # userKey==NULL? - &test ("edx","edx"); - &jz (&label("done")); # key==NULL? - - &mov ("eax",-2); - &cmp ("ebx",256); - &je (&label("arg_ok")); # bits==256? - &cmp ("ebx",192); - &je (&label("arg_ok")); # bits==192? - &cmp ("ebx",128); - &jne (&label("done")); # bits!=128? -&set_label("arg_ok",4); - - &push ("edx"); # push arguments - &push ("ecx"); - &push ("ebx"); - &call ("Camellia_Ekeygen"); - &stack_pop(3); - - # eax holds grandRounds and edx points at where to put it - &mov (&DWP(0,"edx"),"eax"); - &xor ("eax","eax"); -&set_label("done",4); - &pop ("ebx"); - &ret (); -&function_end_B("Camellia_set_key"); -} - -@SBOX=( -112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65, - 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189, -134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26, -166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77, -139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153, -223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215, - 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34, -254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80, -170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210, - 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148, -135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226, - 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46, -233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89, -120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250, -114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164, - 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158); - -sub S1110 { my $i=shift; $i=@SBOX[$i]; return $i<<24|$i<<16|$i<<8; } -sub S4404 { my $i=shift; $i=($i<<1|$i>>7)&0xff; $i=@SBOX[$i]; return $i<<24|$i<<16|$i; } -sub S0222 { my $i=shift; $i=@SBOX[$i]; $i=($i<<1|$i>>7)&0xff; return $i<<16|$i<<8|$i; } -sub S3033 { my $i=shift; $i=@SBOX[$i]; $i=($i>>1|$i<<7)&0xff; return $i<<24|$i<<8|$i; } - - &rodataseg(); -&set_label("Camellia_SIGMA",64); -&data_word( - 0xa09e667f, 0x3bcc908b, 0xb67ae858, 0x4caa73b2, - 0xc6ef372f, 0xe94f82be, 0x54ff53a5, 0xf1d36f1c, - 0x10e527fa, 0xde682d1d, 0xb05688c2, 0xb3e6c1fd, - 0, 0, 0, 0); -&set_label("Camellia_SBOX",64); -# tables are interleaved, remember? -for ($i=0;$i<256;$i++) { &data_word(&S1110($i),&S4404($i)); } -for ($i=0;$i<256;$i++) { &data_word(&S0222($i),&S3033($i)); } - &previous(); - -# void Camellia_cbc_encrypt (const void char *inp, unsigned char *out, -# size_t length, const CAMELLIA_KEY *key, -# unsigned char *ivp,const int enc); -{ -# stack frame layout -# -4(%esp) # return address 0(%esp) -# 0(%esp) # s0 4(%esp) -# 4(%esp) # s1 8(%esp) -# 8(%esp) # s2 12(%esp) -# 12(%esp) # s3 16(%esp) -# 16(%esp) # end of key schedule 20(%esp) -# 20(%esp) # %esp backup -my $_inp=&DWP(24,"esp"); #copy of wparam(0) -my $_out=&DWP(28,"esp"); #copy of wparam(1) -my $_len=&DWP(32,"esp"); #copy of wparam(2) -my $_key=&DWP(36,"esp"); #copy of wparam(3) -my $_ivp=&DWP(40,"esp"); #copy of wparam(4) -my $ivec=&DWP(44,"esp"); #ivec[16] -my $_tmp=&DWP(44,"esp"); #volatile variable [yes, aliases with ivec] -my ($s0,$s1,$s2,$s3) = @T; - -&function_begin("Camellia_cbc_encrypt"); - &mov ($s2 eq "ecx"? $s2 : "",&wparam(2)); # load len - &cmp ($s2,0); - &je (&label("enc_out")); - - &pushf (); - &cld (); - - &mov ($s0,&wparam(0)); # load inp - &mov ($s1,&wparam(1)); # load out - #&mov ($s2,&wparam(2)); # load len - &mov ($s3,&wparam(3)); # load key - &mov ($Tbl,&wparam(4)); # load ivp - - # allocate aligned stack frame... - &lea ($idx,&DWP(-64,"esp")); - &and ($idx,-64); - - # place stack frame just "above mod 1024" the key schedule - # this ensures that cache associativity of 2 suffices - &lea ($key,&DWP(-64-63,$s3)); - &sub ($key,$idx); - &neg ($key); - &and ($key,0x3C0); # modulo 1024, but aligned to cache-line - &sub ($idx,$key); - - &mov ($key,&wparam(5)); # load enc - - &exch ("esp",$idx); - &add ("esp",4); # reserve for return address! - &mov ($_esp,$idx); # save %esp - - &mov ($_inp,$s0); # save copy of inp - &mov ($_out,$s1); # save copy of out - &mov ($_len,$s2); # save copy of len - &mov ($_key,$s3); # save copy of key - &mov ($_ivp,$Tbl); # save copy of ivp - - &picsetup($Tbl); - &picsymbol($Tbl, &label("Camellia_SBOX"), $Tbl); - - &mov ($idx,32); - &set_label("prefetch_sbox",4); - &mov ($s0,&DWP(0,$Tbl)); - &mov ($s1,&DWP(32,$Tbl)); - &mov ($s2,&DWP(64,$Tbl)); - &mov ($s3,&DWP(96,$Tbl)); - &lea ($Tbl,&DWP(128,$Tbl)); - &dec ($idx); - &jnz (&label("prefetch_sbox")); - &mov ($s0,$_key); - &sub ($Tbl,4096); - &mov ($idx,$_inp); - &mov ($s3,&DWP(272,$s0)); # load grandRounds - - &cmp ($key,0); - &je (&label("DECRYPT")); - - &mov ($s2,$_len); - &mov ($key,$_ivp); - &shl ($s3,6); - &lea ($s3,&DWP(0,$s0,$s3)); - &mov ($_end,$s3); - - &test ($s2,0xFFFFFFF0); - &jz (&label("enc_tail")); # short input... - - &mov ($s0,&DWP(0,$key)); # load iv - &mov ($s1,&DWP(4,$key)); - - &set_label("enc_loop",4); - &mov ($s2,&DWP(8,$key)); - &mov ($s3,&DWP(12,$key)); - - &xor ($s0,&DWP(0,$idx)); # xor input data - &xor ($s1,&DWP(4,$idx)); - &xor ($s2,&DWP(8,$idx)); - &bswap ($s0); - &xor ($s3,&DWP(12,$idx)); - &bswap ($s1); - &mov ($key,$_key); # load key - &bswap ($s2); - &bswap ($s3); - - &call ("_x86_Camellia_encrypt"); - - &mov ($idx,$_inp); # load inp - &mov ($key,$_out); # load out - - &bswap ($s0); - &bswap ($s1); - &bswap ($s2); - &mov (&DWP(0,$key),$s0); # save output data - &bswap ($s3); - &mov (&DWP(4,$key),$s1); - &mov (&DWP(8,$key),$s2); - &mov (&DWP(12,$key),$s3); - - &mov ($s2,$_len); # load len - - &lea ($idx,&DWP(16,$idx)); - &mov ($_inp,$idx); # save inp - - &lea ($s3,&DWP(16,$key)); - &mov ($_out,$s3); # save out - - &sub ($s2,16); - &test ($s2,0xFFFFFFF0); - &mov ($_len,$s2); # save len - &jnz (&label("enc_loop")); - &test ($s2,15); - &jnz (&label("enc_tail")); - &mov ($idx,$_ivp); # load ivp - &mov ($s2,&DWP(8,$key)); # restore last dwords - &mov ($s3,&DWP(12,$key)); - &mov (&DWP(0,$idx),$s0); # save ivec - &mov (&DWP(4,$idx),$s1); - &mov (&DWP(8,$idx),$s2); - &mov (&DWP(12,$idx),$s3); - - &mov ("esp",$_esp); - &popf (); - &set_label("enc_out"); - &function_end_A(); - &pushf (); # kludge, never executed - - &set_label("enc_tail",4); - &mov ($s0,$key eq "edi" ? $key : ""); - &mov ($key,$_out); # load out - &push ($s0); # push ivp - &mov ($s1,16); - &sub ($s1,$s2); - &cmp ($key,$idx); # compare with inp - &je (&label("enc_in_place")); - &align (4); - &data_word(0xA4F3F689); # rep movsb # copy input - &jmp (&label("enc_skip_in_place")); - &set_label("enc_in_place"); - &lea ($key,&DWP(0,$key,$s2)); - &set_label("enc_skip_in_place"); - &mov ($s2,$s1); - &xor ($s0,$s0); - &align (4); - &data_word(0xAAF3F689); # rep stosb # zero tail - &pop ($key); # pop ivp - - &mov ($idx,$_out); # output as input - &mov ($s0,&DWP(0,$key)); - &mov ($s1,&DWP(4,$key)); - &mov ($_len,16); # len=16 - &jmp (&label("enc_loop")); # one more spin... - -#----------------------------- DECRYPT -----------------------------# -&set_label("DECRYPT",16); - &shl ($s3,6); - &lea ($s3,&DWP(0,$s0,$s3)); - &mov ($_end,$s0); - &mov ($_key,$s3); - - &cmp ($idx,$_out); - &je (&label("dec_in_place")); # in-place processing... - - &mov ($key,$_ivp); # load ivp - &mov ($_tmp,$key); - - &set_label("dec_loop",4); - &mov ($s0,&DWP(0,$idx)); # read input - &mov ($s1,&DWP(4,$idx)); - &mov ($s2,&DWP(8,$idx)); - &bswap ($s0); - &mov ($s3,&DWP(12,$idx)); - &bswap ($s1); - &mov ($key,$_key); # load key - &bswap ($s2); - &bswap ($s3); - - &call ("_x86_Camellia_decrypt"); - - &mov ($key,$_tmp); # load ivp - &mov ($idx,$_len); # load len - - &bswap ($s0); - &bswap ($s1); - &bswap ($s2); - &xor ($s0,&DWP(0,$key)); # xor iv - &bswap ($s3); - &xor ($s1,&DWP(4,$key)); - &xor ($s2,&DWP(8,$key)); - &xor ($s3,&DWP(12,$key)); - - &sub ($idx,16); - &jc (&label("dec_partial")); - &mov ($_len,$idx); # save len - &mov ($idx,$_inp); # load inp - &mov ($key,$_out); # load out - - &mov (&DWP(0,$key),$s0); # write output - &mov (&DWP(4,$key),$s1); - &mov (&DWP(8,$key),$s2); - &mov (&DWP(12,$key),$s3); - - &mov ($_tmp,$idx); # save ivp - &lea ($idx,&DWP(16,$idx)); - &mov ($_inp,$idx); # save inp - - &lea ($key,&DWP(16,$key)); - &mov ($_out,$key); # save out - - &jnz (&label("dec_loop")); - &mov ($key,$_tmp); # load temp ivp - &set_label("dec_end"); - &mov ($idx,$_ivp); # load user ivp - &mov ($s0,&DWP(0,$key)); # load iv - &mov ($s1,&DWP(4,$key)); - &mov ($s2,&DWP(8,$key)); - &mov ($s3,&DWP(12,$key)); - &mov (&DWP(0,$idx),$s0); # copy back to user - &mov (&DWP(4,$idx),$s1); - &mov (&DWP(8,$idx),$s2); - &mov (&DWP(12,$idx),$s3); - &jmp (&label("dec_out")); - - &set_label("dec_partial",4); - &lea ($key,$ivec); - &mov (&DWP(0,$key),$s0); # dump output to stack - &mov (&DWP(4,$key),$s1); - &mov (&DWP(8,$key),$s2); - &mov (&DWP(12,$key),$s3); - &lea ($s2 eq "ecx" ? $s2 : "",&DWP(16,$idx)); - &mov ($idx eq "esi" ? $idx : "",$key); - &mov ($key eq "edi" ? $key : "",$_out); # load out - &data_word(0xA4F3F689); # rep movsb # copy output - &mov ($key,$_inp); # use inp as temp ivp - &jmp (&label("dec_end")); - - &set_label("dec_in_place",4); - &set_label("dec_in_place_loop"); - &lea ($key,$ivec); - &mov ($s0,&DWP(0,$idx)); # read input - &mov ($s1,&DWP(4,$idx)); - &mov ($s2,&DWP(8,$idx)); - &mov ($s3,&DWP(12,$idx)); - - &mov (&DWP(0,$key),$s0); # copy to temp - &mov (&DWP(4,$key),$s1); - &mov (&DWP(8,$key),$s2); - &bswap ($s0); - &mov (&DWP(12,$key),$s3); - &bswap ($s1); - &mov ($key,$_key); # load key - &bswap ($s2); - &bswap ($s3); - - &call ("_x86_Camellia_decrypt"); - - &mov ($key,$_ivp); # load ivp - &mov ($idx,$_out); # load out - - &bswap ($s0); - &bswap ($s1); - &bswap ($s2); - &xor ($s0,&DWP(0,$key)); # xor iv - &bswap ($s3); - &xor ($s1,&DWP(4,$key)); - &xor ($s2,&DWP(8,$key)); - &xor ($s3,&DWP(12,$key)); - - &mov (&DWP(0,$idx),$s0); # write output - &mov (&DWP(4,$idx),$s1); - &mov (&DWP(8,$idx),$s2); - &mov (&DWP(12,$idx),$s3); - - &lea ($idx,&DWP(16,$idx)); - &mov ($_out,$idx); # save out - - &lea ($idx,$ivec); - &mov ($s0,&DWP(0,$idx)); # read temp - &mov ($s1,&DWP(4,$idx)); - &mov ($s2,&DWP(8,$idx)); - &mov ($s3,&DWP(12,$idx)); - - &mov (&DWP(0,$key),$s0); # copy iv - &mov (&DWP(4,$key),$s1); - &mov (&DWP(8,$key),$s2); - &mov (&DWP(12,$key),$s3); - - &mov ($idx,$_inp); # load inp - - &lea ($idx,&DWP(16,$idx)); - &mov ($_inp,$idx); # save inp - - &mov ($s2,$_len); # load len - &sub ($s2,16); - &jc (&label("dec_in_place_partial")); - &mov ($_len,$s2); # save len - &jnz (&label("dec_in_place_loop")); - &jmp (&label("dec_out")); - - &set_label("dec_in_place_partial",4); - # one can argue if this is actually required... - &mov ($key eq "edi" ? $key : "",$_out); - &lea ($idx eq "esi" ? $idx : "",$ivec); - &lea ($key,&DWP(0,$key,$s2)); - &lea ($idx,&DWP(16,$idx,$s2)); - &neg ($s2 eq "ecx" ? $s2 : ""); - &data_word(0xA4F3F689); # rep movsb # restore tail - - &set_label("dec_out",4); - &mov ("esp",$_esp); - &popf (); -&function_end("Camellia_cbc_encrypt"); -} - -&asm_finish(); diff --git a/lib/libcrypto/camellia/asm/cmll-x86_64.pl b/lib/libcrypto/camellia/asm/cmll-x86_64.pl deleted file mode 100644 index 187f0596d78..00000000000 --- a/lib/libcrypto/camellia/asm/cmll-x86_64.pl +++ /dev/null @@ -1,875 +0,0 @@ -#!/usr/bin/env perl - -# ==================================================================== -# Copyright (c) 2008 Andy Polyakov -# -# This module may be used under the terms of either the GNU General -# Public License version 2 or later, the GNU Lesser General Public -# License version 2.1 or later, the Mozilla Public License version -# 1.1 or the BSD License. The exact terms of either license are -# distributed along with this module. For further details see -# http://www.openssl.org/~appro/camellia/. -# ==================================================================== - -# Performance in cycles per processed byte (less is better) in -# 'openssl speed ...' benchmark: -# -# AMD64 Core2 EM64T -# -evp camellia-128-ecb 16.7 21.0 22.7 -# + over gcc 3.4.6 +25% +5% 0% -# -# camellia-128-cbc 15.7 20.4 21.1 -# -# 128-bit key setup 128 216 205 cycles/key -# + over gcc 3.4.6 +54% +39% +15% -# -# Numbers in "+" rows represent performance improvement over compiler -# generated code. Key setup timings are impressive on AMD and Core2 -# thanks to 64-bit operations being covertly deployed. Improvement on -# EM64T, pre-Core2 Intel x86_64 CPU, is not as impressive, because it -# apparently emulates some of 64-bit operations in [32-bit] microcode. - -$flavour = shift; -$output = shift; -if ($flavour =~ /\./) { $output = $flavour; undef $flavour; } - -$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; -( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or -( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or -die "can't locate x86_64-xlate.pl"; - -open OUT,"| \"$^X\" $xlate $flavour $output"; -*STDOUT=*OUT; - -sub hi() { my $r=shift; $r =~ s/%[er]([a-d])x/%\1h/; $r; } -sub lo() { my $r=shift; $r =~ s/%[er]([a-d])x/%\1l/; - $r =~ s/%[er]([sd]i)/%\1l/; - $r =~ s/%(r[0-9]+)[d]?/%\1b/; $r; } - -$t0="%eax";$t1="%ebx";$t2="%ecx";$t3="%edx"; -@S=("%r8d","%r9d","%r10d","%r11d"); -$i0="%esi"; -$i1="%edi"; -$Tbl="%rbp"; # size optimization -$inp="%r12"; -$out="%r13"; -$key="%r14"; -$keyend="%r15"; -$arg0d="%edi"; - -# const unsigned int Camellia_SBOX[4][256]; -# Well, sort of... Camellia_SBOX[0][] is interleaved with [1][], -# and [2][] - with [3][]. This is done to minimize code size. -$SBOX1_1110=0; # Camellia_SBOX[0] -$SBOX4_4404=4; # Camellia_SBOX[1] -$SBOX2_0222=2048; # Camellia_SBOX[2] -$SBOX3_3033=2052; # Camellia_SBOX[3] - -sub Camellia_Feistel { -my $i=@_[0]; -my $seed=defined(@_[1])?@_[1]:0; -my $scale=$seed<0?-8:8; -my $j=($i&1)*2; -my $s0=@S[($j)%4],$s1=@S[($j+1)%4],$s2=@S[($j+2)%4],$s3=@S[($j+3)%4]; - -$code.=<<___; - xor $s0,$t0 # t0^=key[0] - xor $s1,$t1 # t1^=key[1] - movz `&hi("$t0")`,$i0 # (t0>>8)&0xff - movz `&lo("$t1")`,$i1 # (t1>>0)&0xff - mov $SBOX3_3033($Tbl,$i0,8),$t3 # t3=SBOX3_3033[0] - mov $SBOX1_1110($Tbl,$i1,8),$t2 # t2=SBOX1_1110[1] - movz `&lo("$t0")`,$i0 # (t0>>0)&0xff - shr \$16,$t0 - movz `&hi("$t1")`,$i1 # (t1>>8)&0xff - xor $SBOX4_4404($Tbl,$i0,8),$t3 # t3^=SBOX4_4404[0] - shr \$16,$t1 - xor $SBOX4_4404($Tbl,$i1,8),$t2 # t2^=SBOX4_4404[1] - movz `&hi("$t0")`,$i0 # (t0>>24)&0xff - movz `&lo("$t1")`,$i1 # (t1>>16)&0xff - xor $SBOX1_1110($Tbl,$i0,8),$t3 # t3^=SBOX1_1110[0] - xor $SBOX3_3033($Tbl,$i1,8),$t2 # t2^=SBOX3_3033[1] - movz `&lo("$t0")`,$i0 # (t0>>16)&0xff - movz `&hi("$t1")`,$i1 # (t1>>24)&0xff - xor $SBOX2_0222($Tbl,$i0,8),$t3 # t3^=SBOX2_0222[0] - xor $SBOX2_0222($Tbl,$i1,8),$t2 # t2^=SBOX2_0222[1] - mov `$seed+($i+1)*$scale`($key),$t1 # prefetch key[i+1] - mov `$seed+($i+1)*$scale+4`($key),$t0 - xor $t3,$t2 # t2^=t3 - ror \$8,$t3 # t3=RightRotate(t3,8) - xor $t2,$s2 - xor $t2,$s3 - xor $t3,$s3 -___ -} - -# void Camellia_EncryptBlock_Rounds( -# int grandRounds, -# const Byte plaintext[], -# const KEY_TABLE_TYPE keyTable, -# Byte ciphertext[]) -$code=<<___; -.text - -# V1.x API -.globl Camellia_EncryptBlock -.type Camellia_EncryptBlock,\@abi-omnipotent -.align 16 -Camellia_EncryptBlock: - _CET_ENDBR - movl \$128,%eax - subl $arg0d,%eax - movl \$3,$arg0d - adcl \$0,$arg0d # keyBitLength==128?3:4 - jmp .Lenc_rounds -.size Camellia_EncryptBlock,.-Camellia_EncryptBlock -# V2 -.globl Camellia_EncryptBlock_Rounds -.type Camellia_EncryptBlock_Rounds,\@function,4 -.align 16 -.Lenc_rounds: -Camellia_EncryptBlock_Rounds: - _CET_ENDBR - push %rbx - push %rbp - push %r13 - push %r14 - push %r15 -.Lenc_prologue: - - #mov %rsi,$inp # put away arguments - mov %rcx,$out - mov %rdx,$key - - shl \$6,%edi # process grandRounds - lea .LCamellia_SBOX(%rip),$Tbl - lea ($key,%rdi),$keyend - - mov 0(%rsi),@S[0] # load plaintext - mov 4(%rsi),@S[1] - mov 8(%rsi),@S[2] - bswap @S[0] - mov 12(%rsi),@S[3] - bswap @S[1] - bswap @S[2] - bswap @S[3] - - call _x86_64_Camellia_encrypt - - bswap @S[0] - bswap @S[1] - bswap @S[2] - mov @S[0],0($out) - bswap @S[3] - mov @S[1],4($out) - mov @S[2],8($out) - mov @S[3],12($out) - - mov 0(%rsp),%r15 - mov 8(%rsp),%r14 - mov 16(%rsp),%r13 - mov 24(%rsp),%rbp - mov 32(%rsp),%rbx - lea 40(%rsp),%rsp -.Lenc_epilogue: - ret -.size Camellia_EncryptBlock_Rounds,.-Camellia_EncryptBlock_Rounds - -.type _x86_64_Camellia_encrypt,\@abi-omnipotent -.align 16 -_x86_64_Camellia_encrypt: - _CET_ENDBR - xor 0($key),@S[1] - xor 4($key),@S[0] # ^=key[0-3] - xor 8($key),@S[3] - xor 12($key),@S[2] -.align 16 -.Leloop: - mov 16($key),$t1 # prefetch key[4-5] - mov 20($key),$t0 - -___ - for ($i=0;$i<6;$i++) { Camellia_Feistel($i,16); } -$code.=<<___; - lea 16*4($key),$key - cmp $keyend,$key - mov 8($key),$t3 # prefetch key[2-3] - mov 12($key),$t2 - je .Ledone - - and @S[0],$t0 - or @S[3],$t3 - rol \$1,$t0 - xor $t3,@S[2] # s2^=s3|key[3]; - xor $t0,@S[1] # s1^=LeftRotate(s0&key[0],1); - and @S[2],$t2 - or @S[1],$t1 - rol \$1,$t2 - xor $t1,@S[0] # s0^=s1|key[1]; - xor $t2,@S[3] # s3^=LeftRotate(s2&key[2],1); - jmp .Leloop - -.align 16 -.Ledone: - xor @S[2],$t0 # SwapHalf - xor @S[3],$t1 - xor @S[0],$t2 - xor @S[1],$t3 - - mov $t0,@S[0] - mov $t1,@S[1] - mov $t2,@S[2] - mov $t3,@S[3] - - retq -.size _x86_64_Camellia_encrypt,.-_x86_64_Camellia_encrypt - -# V1.x API -.globl Camellia_DecryptBlock -.type Camellia_DecryptBlock,\@abi-omnipotent -.align 16 -Camellia_DecryptBlock: - _CET_ENDBR - movl \$128,%eax - subl $arg0d,%eax - movl \$3,$arg0d - adcl \$0,$arg0d # keyBitLength==128?3:4 - jmp .Ldec_rounds -.size Camellia_DecryptBlock,.-Camellia_DecryptBlock -# V2 -.globl Camellia_DecryptBlock_Rounds -.type Camellia_DecryptBlock_Rounds,\@function,4 -.align 16 -.Ldec_rounds: -Camellia_DecryptBlock_Rounds: - _CET_ENDBR - push %rbx - push %rbp - push %r13 - push %r14 - push %r15 -.Ldec_prologue: - - #mov %rsi,$inp # put away arguments - mov %rcx,$out - mov %rdx,$keyend - - shl \$6,%edi # process grandRounds - lea .LCamellia_SBOX(%rip),$Tbl - lea ($keyend,%rdi),$key - - mov 0(%rsi),@S[0] # load plaintext - mov 4(%rsi),@S[1] - mov 8(%rsi),@S[2] - bswap @S[0] - mov 12(%rsi),@S[3] - bswap @S[1] - bswap @S[2] - bswap @S[3] - - call _x86_64_Camellia_decrypt - - bswap @S[0] - bswap @S[1] - bswap @S[2] - mov @S[0],0($out) - bswap @S[3] - mov @S[1],4($out) - mov @S[2],8($out) - mov @S[3],12($out) - - mov 0(%rsp),%r15 - mov 8(%rsp),%r14 - mov 16(%rsp),%r13 - mov 24(%rsp),%rbp - mov 32(%rsp),%rbx - lea 40(%rsp),%rsp -.Ldec_epilogue: - ret -.size Camellia_DecryptBlock_Rounds,.-Camellia_DecryptBlock_Rounds - -.type _x86_64_Camellia_decrypt,\@abi-omnipotent -.align 16 -_x86_64_Camellia_decrypt: - _CET_ENDBR - xor 0($key),@S[1] - xor 4($key),@S[0] # ^=key[0-3] - xor 8($key),@S[3] - xor 12($key),@S[2] -.align 16 -.Ldloop: - mov -8($key),$t1 # prefetch key[4-5] - mov -4($key),$t0 - -___ - for ($i=0;$i<6;$i++) { Camellia_Feistel($i,-8); } -$code.=<<___; - lea -16*4($key),$key - cmp $keyend,$key - mov 0($key),$t3 # prefetch key[2-3] - mov 4($key),$t2 - je .Lddone - - and @S[0],$t0 - or @S[3],$t3 - rol \$1,$t0 - xor $t3,@S[2] # s2^=s3|key[3]; - xor $t0,@S[1] # s1^=LeftRotate(s0&key[0],1); - and @S[2],$t2 - or @S[1],$t1 - rol \$1,$t2 - xor $t1,@S[0] # s0^=s1|key[1]; - xor $t2,@S[3] # s3^=LeftRotate(s2&key[2],1); - - jmp .Ldloop - -.align 16 -.Lddone: - xor @S[2],$t2 - xor @S[3],$t3 - xor @S[0],$t0 - xor @S[1],$t1 - - mov $t2,@S[0] # SwapHalf - mov $t3,@S[1] - mov $t0,@S[2] - mov $t1,@S[3] - - retq -.size _x86_64_Camellia_decrypt,.-_x86_64_Camellia_decrypt -___ - -sub _saveround { -my ($rnd,$key,@T)=@_; -my $bias=int(@T[0])?shift(@T):0; - - if ($#T==3) { - $code.=<<___; - mov @T[1],`$bias+$rnd*8+0`($key) - mov @T[0],`$bias+$rnd*8+4`($key) - mov @T[3],`$bias+$rnd*8+8`($key) - mov @T[2],`$bias+$rnd*8+12`($key) -___ - } else { - $code.=" mov @T[0],`$bias+$rnd*8+0`($key)\n"; - $code.=" mov @T[1],`$bias+$rnd*8+8`($key)\n" if ($#T>=1); - } -} - -sub _loadround { -my ($rnd,$key,@T)=@_; -my $bias=int(@T[0])?shift(@T):0; - -$code.=" mov `$bias+$rnd*8+0`($key),@T[0]\n"; -$code.=" mov `$bias+$rnd*8+8`($key),@T[1]\n" if ($#T>=1); -} - -# shld is very slow on Intel EM64T family. Even on AMD it limits -# instruction decode rate [because it's VectorPath] and consequently -# performance... -sub __rotl128 { -my ($i0,$i1,$rot)=@_; - - if ($rot) { - $code.=<<___; - mov $i0,%r11 - shld \$$rot,$i1,$i0 - shld \$$rot,%r11,$i1 -___ - } -} - -# ... Implementing 128-bit rotate without shld gives 80% better -# performance EM64T, +15% on AMD64 and only ~7% degradation on -# Core2. This is therefore preferred. -sub _rotl128 { -my ($i0,$i1,$rot)=@_; - - if ($rot) { - $code.=<<___; - mov $i0,%r11 - shl \$$rot,$i0 - mov $i1,%r9 - shr \$`64-$rot`,%r9 - shr \$`64-$rot`,%r11 - or %r9,$i0 - shl \$$rot,$i1 - or %r11,$i1 -___ - } -} - -{ my $step=0; - -$code.=<<___; -.globl Camellia_Ekeygen -.type Camellia_Ekeygen,\@function,3 -.align 16 -Camellia_Ekeygen: - _CET_ENDBR - push %rbx - push %rbp - push %r13 - push %r14 - push %r15 -.Lkey_prologue: - - mov %rdi,$keyend # put away arguments, keyBitLength - mov %rdx,$out # keyTable - - mov 0(%rsi),@S[0] # load 0-127 bits - mov 4(%rsi),@S[1] - mov 8(%rsi),@S[2] - mov 12(%rsi),@S[3] - - bswap @S[0] - bswap @S[1] - bswap @S[2] - bswap @S[3] -___ - &_saveround (0,$out,@S); # KL<<<0 -$code.=<<___; - cmp \$128,$keyend # check keyBitLength - je .L1st128 - - mov 16(%rsi),@S[0] # load 128-191 bits - mov 20(%rsi),@S[1] - cmp \$192,$keyend - je .L1st192 - mov 24(%rsi),@S[2] # load 192-255 bits - mov 28(%rsi),@S[3] - jmp .L1st256 -.L1st192: - mov @S[0],@S[2] - mov @S[1],@S[3] - not @S[2] - not @S[3] -.L1st256: - bswap @S[0] - bswap @S[1] - bswap @S[2] - bswap @S[3] -___ - &_saveround (4,$out,@S); # temp storage for KR! -$code.=<<___; - xor 0($out),@S[1] # KR^KL - xor 4($out),@S[0] - xor 8($out),@S[3] - xor 12($out),@S[2] - -.L1st128: - lea .LCamellia_SIGMA(%rip),$key - lea .LCamellia_SBOX(%rip),$Tbl - - mov 0($key),$t1 - mov 4($key),$t0 -___ - &Camellia_Feistel($step++); - &Camellia_Feistel($step++); -$code.=<<___; - xor 0($out),@S[1] # ^KL - xor 4($out),@S[0] - xor 8($out),@S[3] - xor 12($out),@S[2] -___ - &Camellia_Feistel($step++); - &Camellia_Feistel($step++); -$code.=<<___; - cmp \$128,$keyend - jne .L2nd256 - - lea 128($out),$out # size optimization - shl \$32,%r8 # @S[0]|| - shl \$32,%r10 # @S[2]|| - or %r9,%r8 # ||@S[1] - or %r11,%r10 # ||@S[3] -___ - &_loadround (0,$out,-128,"%rax","%rbx"); # KL - &_saveround (2,$out,-128,"%r8","%r10"); # KA<<<0 - &_rotl128 ("%rax","%rbx",15); - &_saveround (4,$out,-128,"%rax","%rbx"); # KL<<<15 - &_rotl128 ("%r8","%r10",15); - &_saveround (6,$out,-128,"%r8","%r10"); # KA<<<15 - &_rotl128 ("%r8","%r10",15); # 15+15=30 - &_saveround (8,$out,-128,"%r8","%r10"); # KA<<<30 - &_rotl128 ("%rax","%rbx",30); # 15+30=45 - &_saveround (10,$out,-128,"%rax","%rbx"); # KL<<<45 - &_rotl128 ("%r8","%r10",15); # 30+15=45 - &_saveround (12,$out,-128,"%r8"); # KA<<<45 - &_rotl128 ("%rax","%rbx",15); # 45+15=60 - &_saveround (13,$out,-128,"%rbx"); # KL<<<60 - &_rotl128 ("%r8","%r10",15); # 45+15=60 - &_saveround (14,$out,-128,"%r8","%r10"); # KA<<<60 - &_rotl128 ("%rax","%rbx",17); # 60+17=77 - &_saveround (16,$out,-128,"%rax","%rbx"); # KL<<<77 - &_rotl128 ("%rax","%rbx",17); # 77+17=94 - &_saveround (18,$out,-128,"%rax","%rbx"); # KL<<<94 - &_rotl128 ("%r8","%r10",34); # 60+34=94 - &_saveround (20,$out,-128,"%r8","%r10"); # KA<<<94 - &_rotl128 ("%rax","%rbx",17); # 94+17=111 - &_saveround (22,$out,-128,"%rax","%rbx"); # KL<<<111 - &_rotl128 ("%r8","%r10",17); # 94+17=111 - &_saveround (24,$out,-128,"%r8","%r10"); # KA<<<111 -$code.=<<___; - mov \$3,%eax - jmp .Ldone -.align 16 -.L2nd256: -___ - &_saveround (6,$out,@S); # temp storage for KA! -$code.=<<___; - xor `4*8+0`($out),@S[1] # KA^KR - xor `4*8+4`($out),@S[0] - xor `5*8+0`($out),@S[3] - xor `5*8+4`($out),@S[2] -___ - &Camellia_Feistel($step++); - &Camellia_Feistel($step++); - - &_loadround (0,$out,"%rax","%rbx"); # KL - &_loadround (4,$out,"%rcx","%rdx"); # KR - &_loadround (6,$out,"%r14","%r15"); # KA -$code.=<<___; - lea 128($out),$out # size optimization - shl \$32,%r8 # @S[0]|| - shl \$32,%r10 # @S[2]|| - or %r9,%r8 # ||@S[1] - or %r11,%r10 # ||@S[3] -___ - &_saveround (2,$out,-128,"%r8","%r10"); # KB<<<0 - &_rotl128 ("%rcx","%rdx",15); - &_saveround (4,$out,-128,"%rcx","%rdx"); # KR<<<15 - &_rotl128 ("%r14","%r15",15); - &_saveround (6,$out,-128,"%r14","%r15"); # KA<<<15 - &_rotl128 ("%rcx","%rdx",15); # 15+15=30 - &_saveround (8,$out,-128,"%rcx","%rdx"); # KR<<<30 - &_rotl128 ("%r8","%r10",30); - &_saveround (10,$out,-128,"%r8","%r10"); # KB<<<30 - &_rotl128 ("%rax","%rbx",45); - &_saveround (12,$out,-128,"%rax","%rbx"); # KL<<<45 - &_rotl128 ("%r14","%r15",30); # 15+30=45 - &_saveround (14,$out,-128,"%r14","%r15"); # KA<<<45 - &_rotl128 ("%rax","%rbx",15); # 45+15=60 - &_saveround (16,$out,-128,"%rax","%rbx"); # KL<<<60 - &_rotl128 ("%rcx","%rdx",30); # 30+30=60 - &_saveround (18,$out,-128,"%rcx","%rdx"); # KR<<<60 - &_rotl128 ("%r8","%r10",30); # 30+30=60 - &_saveround (20,$out,-128,"%r8","%r10"); # KB<<<60 - &_rotl128 ("%rax","%rbx",17); # 60+17=77 - &_saveround (22,$out,-128,"%rax","%rbx"); # KL<<<77 - &_rotl128 ("%r14","%r15",32); # 45+32=77 - &_saveround (24,$out,-128,"%r14","%r15"); # KA<<<77 - &_rotl128 ("%rcx","%rdx",34); # 60+34=94 - &_saveround (26,$out,-128,"%rcx","%rdx"); # KR<<<94 - &_rotl128 ("%r14","%r15",17); # 77+17=94 - &_saveround (28,$out,-128,"%r14","%r15"); # KA<<<77 - &_rotl128 ("%rax","%rbx",34); # 77+34=111 - &_saveround (30,$out,-128,"%rax","%rbx"); # KL<<<111 - &_rotl128 ("%r8","%r10",51); # 60+51=111 - &_saveround (32,$out,-128,"%r8","%r10"); # KB<<<111 -$code.=<<___; - mov \$4,%eax -.Ldone: - mov 0(%rsp),%r15 - mov 8(%rsp),%r14 - mov 16(%rsp),%r13 - mov 24(%rsp),%rbp - mov 32(%rsp),%rbx - lea 40(%rsp),%rsp -.Lkey_epilogue: - ret -.size Camellia_Ekeygen,.-Camellia_Ekeygen -___ -} - -@SBOX=( -112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65, - 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189, -134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26, -166,225, 57,202,213, 71, 93, 61,217, 1, 90,214, 81, 86,108, 77, -139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153, -223, 76,203,194, 52,126,118, 5,109,183,169, 49,209, 23, 4,215, - 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34, -254, 68,207,178,195,181,122,145, 36, 8,232,168, 96,252,105, 80, -170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210, - 16,196, 0, 72,163,247,117,219,138, 3,230,218, 9, 63,221,148, -135, 92,131, 2,205, 74,144, 51,115,103,246,243,157,127,191,226, - 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46, -233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89, -120,152, 6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250, -114, 7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164, - 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158); - -sub S1110 { my $i=shift; $i=@SBOX[$i]; $i=$i<<24|$i<<16|$i<<8; sprintf("0x%08x",$i); } -sub S4404 { my $i=shift; $i=($i<<1|$i>>7)&0xff; $i=@SBOX[$i]; $i=$i<<24|$i<<16|$i; sprintf("0x%08x",$i); } -sub S0222 { my $i=shift; $i=@SBOX[$i]; $i=($i<<1|$i>>7)&0xff; $i=$i<<16|$i<<8|$i; sprintf("0x%08x",$i); } -sub S3033 { my $i=shift; $i=@SBOX[$i]; $i=($i>>1|$i<<7)&0xff; $i=$i<<24|$i<<8|$i; sprintf("0x%08x",$i); } - -$code.=<<___; -.section .rodata -.align 64 -.LCamellia_SIGMA: -.long 0x3bcc908b, 0xa09e667f, 0x4caa73b2, 0xb67ae858 -.long 0xe94f82be, 0xc6ef372f, 0xf1d36f1c, 0x54ff53a5 -.long 0xde682d1d, 0x10e527fa, 0xb3e6c1fd, 0xb05688c2 -.long 0, 0, 0, 0 -.LCamellia_SBOX: -___ -# tables are interleaved, remember? -sub data_word { $code.=".long\t".join(',',@_)."\n"; } -for ($i=0;$i<256;$i++) { &data_word(&S1110($i),&S4404($i)); } -for ($i=0;$i<256;$i++) { &data_word(&S0222($i),&S3033($i)); } - -# void Camellia_cbc_encrypt (const void char *inp, unsigned char *out, -# size_t length, const CAMELLIA_KEY *key, -# unsigned char *ivp,const int enc); -{ -$_key="0(%rsp)"; -$_end="8(%rsp)"; # inp+len&~15 -$_res="16(%rsp)"; # len&15 -$ivec="24(%rsp)"; -$_ivp="40(%rsp)"; -$_rsp="48(%rsp)"; - -$code.=<<___; -.text -.globl Camellia_cbc_encrypt -.type Camellia_cbc_encrypt,\@function,6 -.align 16 -Camellia_cbc_encrypt: - _CET_ENDBR - cmp \$0,%rdx - je .Lcbc_abort - push %rbx - push %rbp - push %r12 - push %r13 - push %r14 - push %r15 -.Lcbc_prologue: - - mov %rsp,%rbp - sub \$64,%rsp - and \$-64,%rsp - - # place stack frame just "above mod 1024" the key schedule, - # this ensures that cache associativity suffices - lea -64-63(%rcx),%r10 - sub %rsp,%r10 - neg %r10 - and \$0x3C0,%r10 - sub %r10,%rsp - #add \$8,%rsp # 8 is reserved for callee's ra - - mov %rdi,$inp # inp argument - mov %rsi,$out # out argument - mov %r8,%rbx # ivp argument - mov %rcx,$key # key argument - mov 272(%rcx),${keyend}d # grandRounds - - mov %r8,$_ivp - mov %rbp,$_rsp - -.Lcbc_body: - lea .LCamellia_SBOX(%rip),$Tbl - - mov \$32,%ecx -.align 4 -.Lcbc_prefetch_sbox: - mov 0($Tbl),%rax - mov 32($Tbl),%rsi - mov 64($Tbl),%rdi - mov 96($Tbl),%r11 - lea 128($Tbl),$Tbl - loop .Lcbc_prefetch_sbox - sub \$4096,$Tbl - shl \$6,$keyend - mov %rdx,%rcx # len argument - lea ($key,$keyend),$keyend - - cmp \$0,%r9d # enc argument - je .LCBC_DECRYPT - - and \$-16,%rdx - and \$15,%rcx # length residue - lea ($inp,%rdx),%rdx - mov $key,$_key - mov %rdx,$_end - mov %rcx,$_res - - cmp $inp,%rdx - mov 0(%rbx),@S[0] # load IV - mov 4(%rbx),@S[1] - mov 8(%rbx),@S[2] - mov 12(%rbx),@S[3] - je .Lcbc_enc_tail - jmp .Lcbc_eloop - -.align 16 -.Lcbc_eloop: - xor 0($inp),@S[0] - xor 4($inp),@S[1] - xor 8($inp),@S[2] - bswap @S[0] - xor 12($inp),@S[3] - bswap @S[1] - bswap @S[2] - bswap @S[3] - - call _x86_64_Camellia_encrypt - - mov $_key,$key # "rewind" the key - bswap @S[0] - mov $_end,%rdx - bswap @S[1] - mov $_res,%rcx - bswap @S[2] - mov @S[0],0($out) - bswap @S[3] - mov @S[1],4($out) - mov @S[2],8($out) - lea 16($inp),$inp - mov @S[3],12($out) - cmp %rdx,$inp - lea 16($out),$out - jne .Lcbc_eloop - - cmp \$0,%rcx - jne .Lcbc_enc_tail - - mov $_ivp,$out - mov @S[0],0($out) # write out IV residue - mov @S[1],4($out) - mov @S[2],8($out) - mov @S[3],12($out) - jmp .Lcbc_done - -.align 16 -.Lcbc_enc_tail: - xor %rax,%rax - mov %rax,0+$ivec - mov %rax,8+$ivec - mov %rax,$_res - -.Lcbc_enc_pushf: - pushfq - cld - mov $inp,%rsi - lea 8+$ivec,%rdi - .long 0x9066A4F3 # rep movsb - popfq -.Lcbc_enc_popf: - - lea $ivec,$inp - lea 16+$ivec,%rax - mov %rax,$_end - jmp .Lcbc_eloop # one more time - -.align 16 -.LCBC_DECRYPT: - xchg $key,$keyend - add \$15,%rdx - and \$15,%rcx # length residue - and \$-16,%rdx - mov $key,$_key - lea ($inp,%rdx),%rdx - mov %rdx,$_end - mov %rcx,$_res - - mov (%rbx),%rax # load IV - mov 8(%rbx),%rbx - jmp .Lcbc_dloop -.align 16 -.Lcbc_dloop: - mov 0($inp),@S[0] - mov 4($inp),@S[1] - mov 8($inp),@S[2] - bswap @S[0] - mov 12($inp),@S[3] - bswap @S[1] - mov %rax,0+$ivec # save IV to temporary storage - bswap @S[2] - mov %rbx,8+$ivec - bswap @S[3] - - call _x86_64_Camellia_decrypt - - mov $_key,$key # "rewind" the key - mov $_end,%rdx - mov $_res,%rcx - - bswap @S[0] - mov ($inp),%rax # load IV for next iteration - bswap @S[1] - mov 8($inp),%rbx - bswap @S[2] - xor 0+$ivec,@S[0] - bswap @S[3] - xor 4+$ivec,@S[1] - xor 8+$ivec,@S[2] - lea 16($inp),$inp - xor 12+$ivec,@S[3] - cmp %rdx,$inp - je .Lcbc_ddone - - mov @S[0],0($out) - mov @S[1],4($out) - mov @S[2],8($out) - mov @S[3],12($out) - - lea 16($out),$out - jmp .Lcbc_dloop - -.align 16 -.Lcbc_ddone: - mov $_ivp,%rdx - cmp \$0,%rcx - jne .Lcbc_dec_tail - - mov @S[0],0($out) - mov @S[1],4($out) - mov @S[2],8($out) - mov @S[3],12($out) - - mov %rax,(%rdx) # write out IV residue - mov %rbx,8(%rdx) - jmp .Lcbc_done -.align 16 -.Lcbc_dec_tail: - mov @S[0],0+$ivec - mov @S[1],4+$ivec - mov @S[2],8+$ivec - mov @S[3],12+$ivec - -.Lcbc_dec_pushf: - pushfq - cld - lea 8+$ivec,%rsi - lea ($out),%rdi - .long 0x9066A4F3 # rep movsb - popfq -.Lcbc_dec_popf: - - mov %rax,(%rdx) # write out IV residue - mov %rbx,8(%rdx) - jmp .Lcbc_done - -.align 16 -.Lcbc_done: - mov $_rsp,%rcx - mov 0(%rcx),%r15 - mov 8(%rcx),%r14 - mov 16(%rcx),%r13 - mov 24(%rcx),%r12 - mov 32(%rcx),%rbp - mov 40(%rcx),%rbx - lea 48(%rcx),%rsp -.Lcbc_abort: - ret -.size Camellia_cbc_encrypt,.-Camellia_cbc_encrypt -___ -} - -$code =~ s/\`([^\`]*)\`/eval $1/gem; -print $code; -close STDOUT; -- 2.20.1