From f5bb1ffd995e0f824013d5c14b536a4b71a48431 Mon Sep 17 00:00:00 2001 From: jsing <> Date: Wed, 21 May 2025 11:03:48 +0000 Subject: Remove now unused AES assembly generation scripts. --- src/lib/libcrypto/aes/asm/bsaes-x86_64.pl | 3123 ----------------------------- src/lib/libcrypto/aes/asm/vpaes-x86.pl | 911 --------- src/lib/libcrypto/aes/asm/vpaes-x86_64.pl | 1222 ----------- 3 files changed, 5256 deletions(-) delete mode 100644 src/lib/libcrypto/aes/asm/bsaes-x86_64.pl delete mode 100644 src/lib/libcrypto/aes/asm/vpaes-x86.pl delete mode 100644 src/lib/libcrypto/aes/asm/vpaes-x86_64.pl (limited to 'src/lib') diff --git a/src/lib/libcrypto/aes/asm/bsaes-x86_64.pl b/src/lib/libcrypto/aes/asm/bsaes-x86_64.pl deleted file mode 100644 index c44a338114..0000000000 --- a/src/lib/libcrypto/aes/asm/bsaes-x86_64.pl +++ /dev/null @@ -1,3123 +0,0 @@ -#!/usr/bin/env perl - -################################################################### -### AES-128 [originally in CTR mode] ### -### bitsliced implementation for Intel Core 2 processors ### -### requires support of SSE extensions up to SSSE3 ### -### Author: Emilia Käsper and Peter Schwabe ### -### Date: 2009-03-19 ### -### Public domain ### -### ### -### See http://homes.esat.kuleuven.be/~ekasper/#software for ### -### further information. ### -################################################################### -# -# September 2011. -# -# Started as transliteration to "perlasm" the original code has -# undergone following changes: -# -# - code was made position-independent; -# - rounds were folded into a loop resulting in >5x size reduction -# from 12.5KB to 2.2KB; -# - above was possible thanks to mixcolumns() modification that -# allowed to feed its output back to aesenc[last], this was -# achieved at cost of two additional inter-registers moves; -# - some instruction reordering and interleaving; -# - this module doesn't implement key setup subroutine, instead it -# relies on conversion of "conventional" key schedule as returned -# by AES_set_encrypt_key (see discussion below); -# - first and last round keys are treated differently, which allowed -# to skip one shiftrows(), reduce bit-sliced key schedule and -# speed-up conversion by 22%; -# - support for 192- and 256-bit keys was added; -# -# Resulting performance in CPU cycles spent to encrypt one byte out -# of 4096-byte buffer with 128-bit key is: -# -# Emilia's this(*) difference -# -# Core 2 9.30 8.69 +7% -# Nehalem(**) 7.63 6.98 +9% -# Atom 17.1 17.4 -2%(***) -# -# (*) Comparison is not completely fair, because "this" is ECB, -# i.e. no extra processing such as counter values calculation -# and xor-ing input as in Emilia's CTR implementation is -# performed. However, the CTR calculations stand for not more -# than 1% of total time, so comparison is *rather* fair. -# -# (**) Results were collected on Westmere, which is considered to -# be equivalent to Nehalem for this code. -# -# (***) Slowdown on Atom is rather strange per se, because original -# implementation has a number of 9+-bytes instructions, which -# are bad for Atom front-end, and which I eliminated completely. -# In attempt to address deterioration sbox() was tested in FP -# SIMD "domain" (movaps instead of movdqa, xorps instead of -# pxor, etc.). While it resulted in nominal 4% improvement on -# Atom, it hurted Westmere by more than 2x factor. -# -# As for key schedule conversion subroutine. Interface to OpenSSL -# relies on per-invocation on-the-fly conversion. This naturally -# has impact on performance, especially for short inputs. Conversion -# time in CPU cycles and its ratio to CPU cycles spent in 8x block -# function is: -# -# conversion conversion/8x block -# Core 2 240 0.22 -# Nehalem 180 0.20 -# Atom 430 0.19 -# -# The ratio values mean that 128-byte blocks will be processed -# 16-18% slower, 256-byte blocks - 9-10%, 384-byte blocks - 6-7%, -# etc. Then keep in mind that input sizes not divisible by 128 are -# *effectively* slower, especially shortest ones, e.g. consecutive -# 144-byte blocks are processed 44% slower than one would expect, -# 272 - 29%, 400 - 22%, etc. Yet, despite all these "shortcomings" -# it's still faster than ["hyper-threading-safe" code path in] -# aes-x86_64.pl on all lengths above 64 bytes... -# -# October 2011. -# -# Add decryption procedure. Performance in CPU cycles spent to decrypt -# one byte out of 4096-byte buffer with 128-bit key is: -# -# Core 2 9.83 -# Nehalem 7.74 -# Atom 19.0 -# -# November 2011. -# -# Add bsaes_xts_[en|de]crypt. Less-than-80-bytes-block performance is -# suboptimal, but XTS is meant to be used with larger blocks... -# -# - -$flavour = shift; -$output = shift; -if ($flavour =~ /\./) { $output = $flavour; undef $flavour; } - -$win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/); - -$0 =~ m/(.*[\/\\])[^\/\\]+$/; $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 $output"; -*STDOUT=*OUT; - -my ($inp,$out,$len,$key,$ivp)=("%rdi","%rsi","%rdx","%rcx"); -my @XMM=map("%xmm$_",(15,0..14)); # best on Atom, +10% over (0..15) -my $ecb=0; # suppress unreferenced ECB subroutines, spare some space... - -{ -my ($key,$rounds,$const)=("%rax","%r10d","%r11"); - -sub Sbox { -# input in lsb > [b0, b1, b2, b3, b4, b5, b6, b7] < msb -# output in lsb > [b0, b1, b4, b6, b3, b7, b2, b5] < msb -my @b=@_[0..7]; -my @t=@_[8..11]; -my @s=@_[12..15]; - &InBasisChange (@b); - &Inv_GF256 (@b[6,5,0,3,7,1,4,2],@t,@s); - &OutBasisChange (@b[7,1,4,2,6,5,0,3]); -} - -sub InBasisChange { -# input in lsb > [b0, b1, b2, b3, b4, b5, b6, b7] < msb -# output in lsb > [b6, b5, b0, b3, b7, b1, b4, b2] < msb -my @b=@_[0..7]; -$code.=<<___; - pxor @b[6], @b[5] - pxor @b[1], @b[2] - pxor @b[0], @b[3] - pxor @b[2], @b[6] - pxor @b[0], @b[5] - - pxor @b[3], @b[6] - pxor @b[7], @b[3] - pxor @b[5], @b[7] - pxor @b[4], @b[3] - pxor @b[5], @b[4] - pxor @b[1], @b[3] - - pxor @b[7], @b[2] - pxor @b[5], @b[1] -___ -} - -sub OutBasisChange { -# input in lsb > [b0, b1, b2, b3, b4, b5, b6, b7] < msb -# output in lsb > [b6, b1, b2, b4, b7, b0, b3, b5] < msb -my @b=@_[0..7]; -$code.=<<___; - pxor @b[6], @b[0] - pxor @b[4], @b[1] - pxor @b[0], @b[2] - pxor @b[6], @b[4] - pxor @b[1], @b[6] - - pxor @b[5], @b[1] - pxor @b[3], @b[5] - pxor @b[7], @b[3] - pxor @b[5], @b[7] - pxor @b[5], @b[2] - - pxor @b[7], @b[4] -___ -} - -sub InvSbox { -# input in lsb > [b0, b1, b2, b3, b4, b5, b6, b7] < msb -# output in lsb > [b0, b1, b6, b4, b2, b7, b3, b5] < msb -my @b=@_[0..7]; -my @t=@_[8..11]; -my @s=@_[12..15]; - &InvInBasisChange (@b); - &Inv_GF256 (@b[5,1,2,6,3,7,0,4],@t,@s); - &InvOutBasisChange (@b[3,7,0,4,5,1,2,6]); -} - -sub InvInBasisChange { # OutBasisChange in reverse -my @b=@_[5,1,2,6,3,7,0,4]; -$code.=<<___ - pxor @b[7], @b[4] - - pxor @b[5], @b[7] - pxor @b[5], @b[2] - pxor @b[7], @b[3] - pxor @b[3], @b[5] - pxor @b[5], @b[1] - - pxor @b[1], @b[6] - pxor @b[0], @b[2] - pxor @b[6], @b[4] - pxor @b[6], @b[0] - pxor @b[4], @b[1] -___ -} - -sub InvOutBasisChange { # InBasisChange in reverse -my @b=@_[2,5,7,3,6,1,0,4]; -$code.=<<___; - pxor @b[5], @b[1] - pxor @b[7], @b[2] - - pxor @b[1], @b[3] - pxor @b[5], @b[4] - pxor @b[5], @b[7] - pxor @b[4], @b[3] - pxor @b[0], @b[5] - pxor @b[7], @b[3] - pxor @b[2], @b[6] - pxor @b[1], @b[2] - pxor @b[3], @b[6] - - pxor @b[0], @b[3] - pxor @b[6], @b[5] -___ -} - -sub Mul_GF4 { -#;************************************************************* -#;* Mul_GF4: Input x0-x1,y0-y1 Output x0-x1 Temp t0 (8) * -#;************************************************************* -my ($x0,$x1,$y0,$y1,$t0)=@_; -$code.=<<___; - movdqa $y0, $t0 - pxor $y1, $t0 - pand $x0, $t0 - pxor $x1, $x0 - pand $y0, $x1 - pand $y1, $x0 - pxor $x1, $x0 - pxor $t0, $x1 -___ -} - -sub Mul_GF4_N { # not used, see next subroutine -# multiply and scale by N -my ($x0,$x1,$y0,$y1,$t0)=@_; -$code.=<<___; - movdqa $y0, $t0 - pxor $y1, $t0 - pand $x0, $t0 - pxor $x1, $x0 - pand $y0, $x1 - pand $y1, $x0 - pxor $x0, $x1 - pxor $t0, $x0 -___ -} - -sub Mul_GF4_N_GF4 { -# interleaved Mul_GF4_N and Mul_GF4 -my ($x0,$x1,$y0,$y1,$t0, - $x2,$x3,$y2,$y3,$t1)=@_; -$code.=<<___; - movdqa $y0, $t0 - movdqa $y2, $t1 - pxor $y1, $t0 - pxor $y3, $t1 - pand $x0, $t0 - pand $x2, $t1 - pxor $x1, $x0 - pxor $x3, $x2 - pand $y0, $x1 - pand $y2, $x3 - pand $y1, $x0 - pand $y3, $x2 - pxor $x0, $x1 - pxor $x3, $x2 - pxor $t0, $x0 - pxor $t1, $x3 -___ -} -sub Mul_GF16_2 { -my @x=@_[0..7]; -my @y=@_[8..11]; -my @t=@_[12..15]; -$code.=<<___; - movdqa @x[0], @t[0] - movdqa @x[1], @t[1] -___ - &Mul_GF4 (@x[0], @x[1], @y[0], @y[1], @t[2]); -$code.=<<___; - pxor @x[2], @t[0] - pxor @x[3], @t[1] - pxor @y[2], @y[0] - pxor @y[3], @y[1] -___ - Mul_GF4_N_GF4 (@t[0], @t[1], @y[0], @y[1], @t[3], - @x[2], @x[3], @y[2], @y[3], @t[2]); -$code.=<<___; - pxor @t[0], @x[0] - pxor @t[0], @x[2] - pxor @t[1], @x[1] - pxor @t[1], @x[3] - - movdqa @x[4], @t[0] - movdqa @x[5], @t[1] - pxor @x[6], @t[0] - pxor @x[7], @t[1] -___ - &Mul_GF4_N_GF4 (@t[0], @t[1], @y[0], @y[1], @t[3], - @x[6], @x[7], @y[2], @y[3], @t[2]); -$code.=<<___; - pxor @y[2], @y[0] - pxor @y[3], @y[1] -___ - &Mul_GF4 (@x[4], @x[5], @y[0], @y[1], @t[3]); -$code.=<<___; - pxor @t[0], @x[4] - pxor @t[0], @x[6] - pxor @t[1], @x[5] - pxor @t[1], @x[7] -___ -} -sub Inv_GF256 { -#;******************************************************************** -#;* Inv_GF256: Input x0-x7 Output x0-x7 Temp t0-t3,s0-s3 (144) * -#;******************************************************************** -my @x=@_[0..7]; -my @t=@_[8..11]; -my @s=@_[12..15]; -# direct optimizations from hardware -$code.=<<___; - movdqa @x[4], @t[3] - movdqa @x[5], @t[2] - movdqa @x[1], @t[1] - movdqa @x[7], @s[1] - movdqa @x[0], @s[0] - - pxor @x[6], @t[3] - pxor @x[7], @t[2] - pxor @x[3], @t[1] - movdqa @t[3], @s[2] - pxor @x[6], @s[1] - movdqa @t[2], @t[0] - pxor @x[2], @s[0] - movdqa @t[3], @s[3] - - por @t[1], @t[2] - por @s[0], @t[3] - pxor @t[0], @s[3] - pand @s[0], @s[2] - pxor @t[1], @s[0] - pand @t[1], @t[0] - pand @s[0], @s[3] - movdqa @x[3], @s[0] - pxor @x[2], @s[0] - pand @s[0], @s[1] - pxor @s[1], @t[3] - pxor @s[1], @t[2] - movdqa @x[4], @s[1] - movdqa @x[1], @s[0] - pxor @x[5], @s[1] - pxor @x[0], @s[0] - movdqa @s[1], @t[1] - pand @s[0], @s[1] - por @s[0], @t[1] - pxor @s[1], @t[0] - pxor @s[3], @t[3] - pxor @s[2], @t[2] - pxor @s[3], @t[1] - movdqa @x[7], @s[0] - pxor @s[2], @t[0] - movdqa @x[6], @s[1] - pxor @s[2], @t[1] - movdqa @x[5], @s[2] - pand @x[3], @s[0] - movdqa @x[4], @s[3] - pand @x[2], @s[1] - pand @x[1], @s[2] - por @x[0], @s[3] - pxor @s[0], @t[3] - pxor @s[1], @t[2] - pxor @s[2], @t[1] - pxor @s[3], @t[0] - - #Inv_GF16 \t0, \t1, \t2, \t3, \s0, \s1, \s2, \s3 - - # new smaller inversion - - movdqa @t[3], @s[0] - pand @t[1], @t[3] - pxor @t[2], @s[0] - - movdqa @t[0], @s[2] - movdqa @s[0], @s[3] - pxor @t[3], @s[2] - pand @s[2], @s[3] - - movdqa @t[1], @s[1] - pxor @t[2], @s[3] - pxor @t[0], @s[1] - - pxor @t[2], @t[3] - - pand @t[3], @s[1] - - movdqa @s[2], @t[2] - pxor @t[0], @s[1] - - pxor @s[1], @t[2] - pxor @s[1], @t[1] - - pand @t[0], @t[2] - - pxor @t[2], @s[2] - pxor @t[2], @t[1] - - pand @s[3], @s[2] - - pxor @s[0], @s[2] -___ -# output in s3, s2, s1, t1 - -# Mul_GF16_2 \x0, \x1, \x2, \x3, \x4, \x5, \x6, \x7, \t2, \t3, \t0, \t1, \s0, \s1, \s2, \s3 - -# Mul_GF16_2 \x0, \x1, \x2, \x3, \x4, \x5, \x6, \x7, \s3, \s2, \s1, \t1, \s0, \t0, \t2, \t3 - &Mul_GF16_2(@x,@s[3,2,1],@t[1],@s[0],@t[0,2,3]); - -### output msb > [x3,x2,x1,x0,x7,x6,x5,x4] < lsb -} - -# AES linear components - -sub ShiftRows { -my @x=@_[0..7]; -my $mask=pop; -$code.=<<___; - pxor 0x00($key),@x[0] - pxor 0x10($key),@x[1] - pshufb $mask,@x[0] - pxor 0x20($key),@x[2] - pshufb $mask,@x[1] - pxor 0x30($key),@x[3] - pshufb $mask,@x[2] - pxor 0x40($key),@x[4] - pshufb $mask,@x[3] - pxor 0x50($key),@x[5] - pshufb $mask,@x[4] - pxor 0x60($key),@x[6] - pshufb $mask,@x[5] - pxor 0x70($key),@x[7] - pshufb $mask,@x[6] - lea 0x80($key),$key - pshufb $mask,@x[7] -___ -} - -sub MixColumns { -# modified to emit output in order suitable for feeding back to aesenc[last] -my @x=@_[0..7]; -my @t=@_[8..15]; -my $inv=@_[16]; # optional -$code.=<<___; - pshufd \$0x93, @x[0], @t[0] # x0 <<< 32 - pshufd \$0x93, @x[1], @t[1] - pxor @t[0], @x[0] # x0 ^ (x0 <<< 32) - pshufd \$0x93, @x[2], @t[2] - pxor @t[1], @x[1] - pshufd \$0x93, @x[3], @t[3] - pxor @t[2], @x[2] - pshufd \$0x93, @x[4], @t[4] - pxor @t[3], @x[3] - pshufd \$0x93, @x[5], @t[5] - pxor @t[4], @x[4] - pshufd \$0x93, @x[6], @t[6] - pxor @t[5], @x[5] - pshufd \$0x93, @x[7], @t[7] - pxor @t[6], @x[6] - pxor @t[7], @x[7] - - pxor @x[0], @t[1] - pxor @x[7], @t[0] - pxor @x[7], @t[1] - pshufd \$0x4E, @x[0], @x[0] # (x0 ^ (x0 <<< 32)) <<< 64) - pxor @x[1], @t[2] - pshufd \$0x4E, @x[1], @x[1] - pxor @x[4], @t[5] - pxor @t[0], @x[0] - pxor @x[5], @t[6] - pxor @t[1], @x[1] - pxor @x[3], @t[4] - pshufd \$0x4E, @x[4], @t[0] - pxor @x[6], @t[7] - pshufd \$0x4E, @x[5], @t[1] - pxor @x[2], @t[3] - pshufd \$0x4E, @x[3], @x[4] - pxor @x[7], @t[3] - pshufd \$0x4E, @x[7], @x[5] - pxor @x[7], @t[4] - pshufd \$0x4E, @x[6], @x[3] - pxor @t[4], @t[0] - pshufd \$0x4E, @x[2], @x[6] - pxor @t[5], @t[1] -___ -$code.=<<___ if (!$inv); - pxor @t[3], @x[4] - pxor @t[7], @x[5] - pxor @t[6], @x[3] - movdqa @t[0], @x[2] - pxor @t[2], @x[6] - movdqa @t[1], @x[7] -___ -$code.=<<___ if ($inv); - pxor @x[4], @t[3] - pxor @t[7], @x[5] - pxor @x[3], @t[6] - movdqa @t[0], @x[3] - pxor @t[2], @x[6] - movdqa @t[6], @x[2] - movdqa @t[1], @x[7] - movdqa @x[6], @x[4] - movdqa @t[3], @x[6] -___ -} - -sub InvMixColumns_orig { -my @x=@_[0..7]; -my @t=@_[8..15]; - -$code.=<<___; - # multiplication by 0x0e - pshufd \$0x93, @x[7], @t[7] - movdqa @x[2], @t[2] - pxor @x[5], @x[7] # 7 5 - pxor @x[5], @x[2] # 2 5 - pshufd \$0x93, @x[0], @t[0] - movdqa @x[5], @t[5] - pxor @x[0], @x[5] # 5 0 [1] - pxor @x[1], @x[0] # 0 1 - pshufd \$0x93, @x[1], @t[1] - pxor @x[2], @x[1] # 1 25 - pxor @x[6], @x[0] # 01 6 [2] - pxor @x[3], @x[1] # 125 3 [4] - pshufd \$0x93, @x[3], @t[3] - pxor @x[0], @x[2] # 25 016 [3] - pxor @x[7], @x[3] # 3 75 - pxor @x[6], @x[7] # 75 6 [0] - pshufd \$0x93, @x[6], @t[6] - movdqa @x[4], @t[4] - pxor @x[4], @x[6] # 6 4 - pxor @x[3], @x[4] # 4 375 [6] - pxor @x[7], @x[3] # 375 756=36 - pxor @t[5], @x[6] # 64 5 [7] - pxor @t[2], @x[3] # 36 2 - pxor @t[4], @x[3] # 362 4 [5] - pshufd \$0x93, @t[5], @t[5] -___ - my @y = @x[7,5,0,2,1,3,4,6]; -$code.=<<___; - # multiplication by 0x0b - pxor @y[0], @y[1] - pxor @t[0], @y[0] - pxor @t[1], @y[1] - pshufd \$0x93, @t[2], @t[2] - pxor @t[5], @y[0] - pxor @t[6], @y[1] - pxor @t[7], @y[0] - pshufd \$0x93, @t[4], @t[4] - pxor @t[6], @t[7] # clobber t[7] - pxor @y[0], @y[1] - - pxor @t[0], @y[3] - pshufd \$0x93, @t[0], @t[0] - pxor @t[1], @y[2] - pxor @t[1], @y[4] - pxor @t[2], @y[2] - pshufd \$0x93, @t[1], @t[1] - pxor @t[2], @y[3] - pxor @t[2], @y[5] - pxor @t[7], @y[2] - pshufd \$0x93, @t[2], @t[2] - pxor @t[3], @y[3] - pxor @t[3], @y[6] - pxor @t[3], @y[4] - pshufd \$0x93, @t[3], @t[3] - pxor @t[4], @y[7] - pxor @t[4], @y[5] - pxor @t[7], @y[7] - pxor @t[5], @y[3] - pxor @t[4], @y[4] - pxor @t[5], @t[7] # clobber t[7] even more - - pxor @t[7], @y[5] - pshufd \$0x93, @t[4], @t[4] - pxor @t[7], @y[6] - pxor @t[7], @y[4] - - pxor @t[5], @t[7] - pshufd \$0x93, @t[5], @t[5] - pxor @t[6], @t[7] # restore t[7] - - # multiplication by 0x0d - pxor @y[7], @y[4] - pxor @t[4], @y[7] - pshufd \$0x93, @t[6], @t[6] - pxor @t[0], @y[2] - pxor @t[5], @y[7] - pxor @t[2], @y[2] - pshufd \$0x93, @t[7], @t[7] - - pxor @y[1], @y[3] - pxor @t[1], @y[1] - pxor @t[0], @y[0] - pxor @t[0], @y[3] - pxor @t[5], @y[1] - pxor @t[5], @y[0] - pxor @t[7], @y[1] - pshufd \$0x93, @t[0], @t[0] - pxor @t[6], @y[0] - pxor @y[1], @y[3] - pxor @t[1], @y[4] - pshufd \$0x93, @t[1], @t[1] - - pxor @t[7], @y[7] - pxor @t[2], @y[4] - pxor @t[2], @y[5] - pshufd \$0x93, @t[2], @t[2] - pxor @t[6], @y[2] - pxor @t[3], @t[6] # clobber t[6] - pxor @y[7], @y[4] - pxor @t[6], @y[3] - - pxor @t[6], @y[6] - pxor @t[5], @y[5] - pxor @t[4], @y[6] - pshufd \$0x93, @t[4], @t[4] - pxor @t[6], @y[5] - pxor @t[7], @y[6] - pxor @t[3], @t[6] # restore t[6] - - pshufd \$0x93, @t[5], @t[5] - pshufd \$0x93, @t[6], @t[6] - pshufd \$0x93, @t[7], @t[7] - pshufd \$0x93, @t[3], @t[3] - - # multiplication by 0x09 - pxor @y[1], @y[4] - pxor @y[1], @t[1] # t[1]=y[1] - pxor @t[5], @t[0] # clobber t[0] - pxor @t[5], @t[1] - pxor @t[0], @y[3] - pxor @y[0], @t[0] # t[0]=y[0] - pxor @t[6], @t[1] - pxor @t[7], @t[6] # clobber t[6] - pxor @t[1], @y[4] - pxor @t[4], @y[7] - pxor @y[4], @t[4] # t[4]=y[4] - pxor @t[3], @y[6] - pxor @y[3], @t[3] # t[3]=y[3] - pxor @t[2], @y[5] - pxor @y[2], @t[2] # t[2]=y[2] - pxor @t[7], @t[3] - pxor @y[5], @t[5] # t[5]=y[5] - pxor @t[6], @t[2] - pxor @t[6], @t[5] - pxor @y[6], @t[6] # t[6]=y[6] - pxor @y[7], @t[7] # t[7]=y[7] - - movdqa @t[0],@XMM[0] - movdqa @t[1],@XMM[1] - movdqa @t[2],@XMM[2] - movdqa @t[3],@XMM[3] - movdqa @t[4],@XMM[4] - movdqa @t[5],@XMM[5] - movdqa @t[6],@XMM[6] - movdqa @t[7],@XMM[7] -___ -} - -sub InvMixColumns { -my @x=@_[0..7]; -my @t=@_[8..15]; - -# Thanks to Jussi Kivilinna for providing pointer to -# -# | 0e 0b 0d 09 | | 02 03 01 01 | | 05 00 04 00 | -# | 09 0e 0b 0d | = | 01 02 03 01 | x | 00 05 00 04 | -# | 0d 09 0e 0b | | 01 01 02 03 | | 04 00 05 00 | -# | 0b 0d 09 0e | | 03 01 01 02 | | 00 04 00 05 | - -$code.=<<___; - # multiplication by 0x05-0x00-0x04-0x00 - pshufd \$0x4E, @x[0], @t[0] - pshufd \$0x4E, @x[6], @t[6] - pxor @x[0], @t[0] - pshufd \$0x4E, @x[7], @t[7] - pxor @x[6], @t[6] - pshufd \$0x4E, @x[1], @t[1] - pxor @x[7], @t[7] - pshufd \$0x4E, @x[2], @t[2] - pxor @x[1], @t[1] - pshufd \$0x4E, @x[3], @t[3] - pxor @x[2], @t[2] - pxor @t[6], @x[0] - pxor @t[6], @x[1] - pshufd \$0x4E, @x[4], @t[4] - pxor @x[3], @t[3] - pxor @t[0], @x[2] - pxor @t[1], @x[3] - pshufd \$0x4E, @x[5], @t[5] - pxor @x[4], @t[4] - pxor @t[7], @x[1] - pxor @t[2], @x[4] - pxor @x[5], @t[5] - - pxor @t[7], @x[2] - pxor @t[6], @x[3] - pxor @t[6], @x[4] - pxor @t[3], @x[5] - pxor @t[4], @x[6] - pxor @t[7], @x[4] - pxor @t[7], @x[5] - pxor @t[5], @x[7] -___ - &MixColumns (@x,@t,1); # flipped 2<->3 and 4<->6 -} - -sub aesenc { # not used -my @b=@_[0..7]; -my @t=@_[8..15]; -$code.=<<___; - movdqa 0x30($const),@t[0] # .LSR -___ - &ShiftRows (@b,@t[0]); - &Sbox (@b,@t); - &MixColumns (@b[0,1,4,6,3,7,2,5],@t); -} - -sub aesenclast { # not used -my @b=@_[0..7]; -my @t=@_[8..15]; -$code.=<<___; - movdqa 0x40($const),@t[0] # .LSRM0 -___ - &ShiftRows (@b,@t[0]); - &Sbox (@b,@t); -$code.=<<___ - pxor 0x00($key),@b[0] - pxor 0x10($key),@b[1] - pxor 0x20($key),@b[4] - pxor 0x30($key),@b[6] - pxor 0x40($key),@b[3] - pxor 0x50($key),@b[7] - pxor 0x60($key),@b[2] - pxor 0x70($key),@b[5] -___ -} - -sub swapmove { -my ($a,$b,$n,$mask,$t)=@_; -$code.=<<___; - movdqa $b,$t - psrlq \$$n,$b - pxor $a,$b - pand $mask,$b - pxor $b,$a - psllq \$$n,$b - pxor $t,$b -___ -} -sub swapmove2x { -my ($a0,$b0,$a1,$b1,$n,$mask,$t0,$t1)=@_; -$code.=<<___; - movdqa $b0,$t0 - psrlq \$$n,$b0 - movdqa $b1,$t1 - psrlq \$$n,$b1 - pxor $a0,$b0 - pxor $a1,$b1 - pand $mask,$b0 - pand $mask,$b1 - pxor $b0,$a0 - psllq \$$n,$b0 - pxor $b1,$a1 - psllq \$$n,$b1 - pxor $t0,$b0 - pxor $t1,$b1 -___ -} - -sub bitslice { -my @x=reverse(@_[0..7]); -my ($t0,$t1,$t2,$t3)=@_[8..11]; -$code.=<<___; - movdqa 0x00($const),$t0 # .LBS0 - movdqa 0x10($const),$t1 # .LBS1 -___ - &swapmove2x(@x[0,1,2,3],1,$t0,$t2,$t3); - &swapmove2x(@x[4,5,6,7],1,$t0,$t2,$t3); -$code.=<<___; - movdqa 0x20($const),$t0 # .LBS2 -___ - &swapmove2x(@x[0,2,1,3],2,$t1,$t2,$t3); - &swapmove2x(@x[4,6,5,7],2,$t1,$t2,$t3); - - &swapmove2x(@x[0,4,1,5],4,$t0,$t2,$t3); - &swapmove2x(@x[2,6,3,7],4,$t0,$t2,$t3); -} - -$code.=<<___; -.text - -.extern asm_AES_encrypt -.extern asm_AES_decrypt - -.type _bsaes_encrypt8,\@abi-omnipotent -.align 64 -_bsaes_encrypt8: - _CET_ENDBR - lea .LBS0(%rip), $const # constants table - - movdqa ($key), @XMM[9] # round 0 key - lea 0x10($key), $key - movdqa 0x50($const), @XMM[8] # .LM0SR - pxor @XMM[9], @XMM[0] # xor with round0 key - pxor @XMM[9], @XMM[1] - pshufb @XMM[8], @XMM[0] - pxor @XMM[9], @XMM[2] - pshufb @XMM[8], @XMM[1] - pxor @XMM[9], @XMM[3] - pshufb @XMM[8], @XMM[2] - pxor @XMM[9], @XMM[4] - pshufb @XMM[8], @XMM[3] - pxor @XMM[9], @XMM[5] - pshufb @XMM[8], @XMM[4] - pxor @XMM[9], @XMM[6] - pshufb @XMM[8], @XMM[5] - pxor @XMM[9], @XMM[7] - pshufb @XMM[8], @XMM[6] - pshufb @XMM[8], @XMM[7] -_bsaes_encrypt8_bitslice: -___ - &bitslice (@XMM[0..7, 8..11]); -$code.=<<___; - dec $rounds - jmp .Lenc_sbox -.align 16 -.Lenc_loop: -___ - &ShiftRows (@XMM[0..7, 8]); -$code.=".Lenc_sbox:\n"; - &Sbox (@XMM[0..7, 8..15]); -$code.=<<___; - dec $rounds - jl .Lenc_done -___ - &MixColumns (@XMM[0,1,4,6,3,7,2,5, 8..15]); -$code.=<<___; - movdqa 0x30($const), @XMM[8] # .LSR - jnz .Lenc_loop - movdqa 0x40($const), @XMM[8] # .LSRM0 - jmp .Lenc_loop -.align 16 -.Lenc_done: -___ - # output in lsb > [t0, t1, t4, t6, t3, t7, t2, t5] < msb - &bitslice (@XMM[0,1,4,6,3,7,2,5, 8..11]); -$code.=<<___; - movdqa ($key), @XMM[8] # last round key - pxor @XMM[8], @XMM[4] - pxor @XMM[8], @XMM[6] - pxor @XMM[8], @XMM[3] - pxor @XMM[8], @XMM[7] - pxor @XMM[8], @XMM[2] - pxor @XMM[8], @XMM[5] - pxor @XMM[8], @XMM[0] - pxor @XMM[8], @XMM[1] - ret -.size _bsaes_encrypt8,.-_bsaes_encrypt8 - -.type _bsaes_decrypt8,\@abi-omnipotent -.align 64 -_bsaes_decrypt8: - _CET_ENDBR - lea .LBS0(%rip), $const # constants table - - movdqa ($key), @XMM[9] # round 0 key - lea 0x10($key), $key - movdqa -0x30($const), @XMM[8] # .LM0ISR - pxor @XMM[9], @XMM[0] # xor with round0 key - pxor @XMM[9], @XMM[1] - pshufb @XMM[8], @XMM[0] - pxor @XMM[9], @XMM[2] - pshufb @XMM[8], @XMM[1] - pxor @XMM[9], @XMM[3] - pshufb @XMM[8], @XMM[2] - pxor @XMM[9], @XMM[4] - pshufb @XMM[8], @XMM[3] - pxor @XMM[9], @XMM[5] - pshufb @XMM[8], @XMM[4] - pxor @XMM[9], @XMM[6] - pshufb @XMM[8], @XMM[5] - pxor @XMM[9], @XMM[7] - pshufb @XMM[8], @XMM[6] - pshufb @XMM[8], @XMM[7] -___ - &bitslice (@XMM[0..7, 8..11]); -$code.=<<___; - dec $rounds - jmp .Ldec_sbox -.align 16 -.Ldec_loop: -___ - &ShiftRows (@XMM[0..7, 8]); -$code.=".Ldec_sbox:\n"; - &InvSbox (@XMM[0..7, 8..15]); -$code.=<<___; - dec $rounds - jl .Ldec_done -___ - &InvMixColumns (@XMM[0,1,6,4,2,7,3,5, 8..15]); -$code.=<<___; - movdqa -0x10($const), @XMM[8] # .LISR - jnz .Ldec_loop - movdqa -0x20($const), @XMM[8] # .LISRM0 - jmp .Ldec_loop -.align 16 -.Ldec_done: -___ - &bitslice (@XMM[0,1,6,4,2,7,3,5, 8..11]); -$code.=<<___; - movdqa ($key), @XMM[8] # last round key - pxor @XMM[8], @XMM[6] - pxor @XMM[8], @XMM[4] - pxor @XMM[8], @XMM[2] - pxor @XMM[8], @XMM[7] - pxor @XMM[8], @XMM[3] - pxor @XMM[8], @XMM[5] - pxor @XMM[8], @XMM[0] - pxor @XMM[8], @XMM[1] - ret -.size _bsaes_decrypt8,.-_bsaes_decrypt8 -___ -} -{ -my ($out,$inp,$rounds,$const)=("%rax","%rcx","%r10d","%r11"); - -sub bitslice_key { -my @x=reverse(@_[0..7]); -my ($bs0,$bs1,$bs2,$t2,$t3)=@_[8..12]; - - &swapmove (@x[0,1],1,$bs0,$t2,$t3); -$code.=<<___; - #&swapmove(@x[2,3],1,$t0,$t2,$t3); - movdqa @x[0], @x[2] - movdqa @x[1], @x[3] -___ - #&swapmove2x(@x[4,5,6,7],1,$t0,$t2,$t3); - - &swapmove2x (@x[0,2,1,3],2,$bs1,$t2,$t3); -$code.=<<___; - #&swapmove2x(@x[4,6,5,7],2,$t1,$t2,$t3); - movdqa @x[0], @x[4] - movdqa @x[2], @x[6] - movdqa @x[1], @x[5] - movdqa @x[3], @x[7] -___ - &swapmove2x (@x[0,4,1,5],4,$bs2,$t2,$t3); - &swapmove2x (@x[2,6,3,7],4,$bs2,$t2,$t3); -} - -$code.=<<___; -.type _bsaes_key_convert,\@abi-omnipotent -.align 16 -_bsaes_key_convert: - _CET_ENDBR - lea .Lmasks(%rip), $const - movdqu ($inp), %xmm7 # load round 0 key - lea 0x10($inp), $inp - movdqa 0x00($const), %xmm0 # 0x01... - movdqa 0x10($const), %xmm1 # 0x02... - movdqa 0x20($const), %xmm2 # 0x04... - movdqa 0x30($const), %xmm3 # 0x08... - movdqa 0x40($const), %xmm4 # .LM0 - pcmpeqd %xmm5, %xmm5 # .LNOT - - movdqu ($inp), %xmm6 # load round 1 key - movdqa %xmm7, ($out) # save round 0 key - lea 0x10($out), $out - dec $rounds - jmp .Lkey_loop -.align 16 -.Lkey_loop: - pshufb %xmm4, %xmm6 # .LM0 - - movdqa %xmm0, %xmm8 - movdqa %xmm1, %xmm9 - - pand %xmm6, %xmm8 - pand %xmm6, %xmm9 - movdqa %xmm2, %xmm10 - pcmpeqb %xmm0, %xmm8 - psllq \$4, %xmm0 # 0x10... - movdqa %xmm3, %xmm11 - pcmpeqb %xmm1, %xmm9 - psllq \$4, %xmm1 # 0x20... - - pand %xmm6, %xmm10 - pand %xmm6, %xmm11 - movdqa %xmm0, %xmm12 - pcmpeqb %xmm2, %xmm10 - psllq \$4, %xmm2 # 0x40... - movdqa %xmm1, %xmm13 - pcmpeqb %xmm3, %xmm11 - psllq \$4, %xmm3 # 0x80... - - movdqa %xmm2, %xmm14 - movdqa %xmm3, %xmm15 - pxor %xmm5, %xmm8 # "pnot" - pxor %xmm5, %xmm9 - - pand %xmm6, %xmm12 - pand %xmm6, %xmm13 - movdqa %xmm8, 0x00($out) # write bit-sliced round key - pcmpeqb %xmm0, %xmm12 - psrlq \$4, %xmm0 # 0x01... - movdqa %xmm9, 0x10($out) - pcmpeqb %xmm1, %xmm13 - psrlq \$4, %xmm1 # 0x02... - lea 0x10($inp), $inp - - pand %xmm6, %xmm14 - pand %xmm6, %xmm15 - movdqa %xmm10, 0x20($out) - pcmpeqb %xmm2, %xmm14 - psrlq \$4, %xmm2 # 0x04... - movdqa %xmm11, 0x30($out) - pcmpeqb %xmm3, %xmm15 - psrlq \$4, %xmm3 # 0x08... - movdqu ($inp), %xmm6 # load next round key - - pxor %xmm5, %xmm13 # "pnot" - pxor %xmm5, %xmm14 - movdqa %xmm12, 0x40($out) - movdqa %xmm13, 0x50($out) - movdqa %xmm14, 0x60($out) - movdqa %xmm15, 0x70($out) - lea 0x80($out),$out - dec $rounds - jnz .Lkey_loop - - movdqa 0x50($const), %xmm7 # .L63 - #movdqa %xmm6, ($out) # don't save last round key - ret -.size _bsaes_key_convert,.-_bsaes_key_convert -___ -} - -if (0 && !$win64) { # following four functions are unsupported interface - # used for benchmarking... -$code.=<<___; -.globl bsaes_enc_key_convert -.type bsaes_enc_key_convert,\@function,2 -.align 16 -bsaes_enc_key_convert: - _CET_ENDBR - mov 240($inp),%r10d # pass rounds - mov $inp,%rcx # pass key - mov $out,%rax # pass key schedule - call _bsaes_key_convert - pxor %xmm6,%xmm7 # fix up last round key - movdqa %xmm7,(%rax) # save last round key - ret -.size bsaes_enc_key_convert,.-bsaes_enc_key_convert - -.globl bsaes_encrypt_128 -.type bsaes_encrypt_128,\@function,4 -.align 16 -bsaes_encrypt_128: -.Lenc128_loop: - _CET_ENDBR - movdqu 0x00($inp), @XMM[0] # load input - movdqu 0x10($inp), @XMM[1] - movdqu 0x20($inp), @XMM[2] - movdqu 0x30($inp), @XMM[3] - movdqu 0x40($inp), @XMM[4] - movdqu 0x50($inp), @XMM[5] - movdqu 0x60($inp), @XMM[6] - movdqu 0x70($inp), @XMM[7] - mov $key, %rax # pass the $key - lea 0x80($inp), $inp - mov \$10,%r10d - - call _bsaes_encrypt8 - - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[4], 0x20($out) - movdqu @XMM[6], 0x30($out) - movdqu @XMM[3], 0x40($out) - movdqu @XMM[7], 0x50($out) - movdqu @XMM[2], 0x60($out) - movdqu @XMM[5], 0x70($out) - lea 0x80($out), $out - sub \$0x80,$len - ja .Lenc128_loop - ret -.size bsaes_encrypt_128,.-bsaes_encrypt_128 - -.globl bsaes_dec_key_convert -.type bsaes_dec_key_convert,\@function,2 -.align 16 -bsaes_dec_key_convert: - _CET_ENDBR - mov 240($inp),%r10d # pass rounds - mov $inp,%rcx # pass key - mov $out,%rax # pass key schedule - call _bsaes_key_convert - pxor ($out),%xmm7 # fix up round 0 key - movdqa %xmm6,(%rax) # save last round key - movdqa %xmm7,($out) - ret -.size bsaes_dec_key_convert,.-bsaes_dec_key_convert - -.globl bsaes_decrypt_128 -.type bsaes_decrypt_128,\@function,4 -.align 16 -bsaes_decrypt_128: - _CET_ENDBR -.Ldec128_loop: - movdqu 0x00($inp), @XMM[0] # load input - movdqu 0x10($inp), @XMM[1] - movdqu 0x20($inp), @XMM[2] - movdqu 0x30($inp), @XMM[3] - movdqu 0x40($inp), @XMM[4] - movdqu 0x50($inp), @XMM[5] - movdqu 0x60($inp), @XMM[6] - movdqu 0x70($inp), @XMM[7] - mov $key, %rax # pass the $key - lea 0x80($inp), $inp - mov \$10,%r10d - - call _bsaes_decrypt8 - - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - movdqu @XMM[7], 0x50($out) - movdqu @XMM[3], 0x60($out) - movdqu @XMM[5], 0x70($out) - lea 0x80($out), $out - sub \$0x80,$len - ja .Ldec128_loop - ret -.size bsaes_decrypt_128,.-bsaes_decrypt_128 -___ -} -{ -###################################################################### -# -# OpenSSL interface -# -my ($arg1,$arg2,$arg3,$arg4,$arg5,$arg6)=$win64 ? ("%rcx","%rdx","%r8","%r9","%r10","%r11d") - : ("%rdi","%rsi","%rdx","%rcx","%r8","%r9d"); -my ($inp,$out,$len,$key)=("%r12","%r13","%r14","%r15"); - -if ($ecb) { -$code.=<<___; -.globl bsaes_ecb_encrypt_blocks -.type bsaes_ecb_encrypt_blocks,\@abi-omnipotent -.align 16 -bsaes_ecb_encrypt_blocks: - _CET_ENDBR - mov %rsp, %rax -.Lecb_enc_prologue: - push %rbp - push %rbx - push %r12 - push %r13 - push %r14 - push %r15 - lea -0x48(%rsp),%rsp -___ -$code.=<<___ if ($win64); - lea -0xa0(%rsp), %rsp - movaps %xmm6, 0x40(%rsp) - movaps %xmm7, 0x50(%rsp) - movaps %xmm8, 0x60(%rsp) - movaps %xmm9, 0x70(%rsp) - movaps %xmm10, 0x80(%rsp) - movaps %xmm11, 0x90(%rsp) - movaps %xmm12, 0xa0(%rsp) - movaps %xmm13, 0xb0(%rsp) - movaps %xmm14, 0xc0(%rsp) - movaps %xmm15, 0xd0(%rsp) -.Lecb_enc_body: -___ -$code.=<<___; - mov %rsp,%rbp # backup %rsp - mov 240($arg4),%eax # rounds - mov $arg1,$inp # backup arguments - mov $arg2,$out - mov $arg3,$len - mov $arg4,$key - cmp \$8,$arg3 - jb .Lecb_enc_short - - mov %eax,%ebx # backup rounds - shl \$7,%rax # 128 bytes per inner round key - sub \$`128-32`,%rax # size of bit-sliced key schedule - sub %rax,%rsp - mov %rsp,%rax # pass key schedule - mov $key,%rcx # pass key - mov %ebx,%r10d # pass rounds - call _bsaes_key_convert - pxor %xmm6,%xmm7 # fix up last round key - movdqa %xmm7,(%rax) # save last round key - - sub \$8,$len -.Lecb_enc_loop: - movdqu 0x00($inp), @XMM[0] # load input - movdqu 0x10($inp), @XMM[1] - movdqu 0x20($inp), @XMM[2] - movdqu 0x30($inp), @XMM[3] - movdqu 0x40($inp), @XMM[4] - movdqu 0x50($inp), @XMM[5] - mov %rsp, %rax # pass key schedule - movdqu 0x60($inp), @XMM[6] - mov %ebx,%r10d # pass rounds - movdqu 0x70($inp), @XMM[7] - lea 0x80($inp), $inp - - call _bsaes_encrypt8 - - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[4], 0x20($out) - movdqu @XMM[6], 0x30($out) - movdqu @XMM[3], 0x40($out) - movdqu @XMM[7], 0x50($out) - movdqu @XMM[2], 0x60($out) - movdqu @XMM[5], 0x70($out) - lea 0x80($out), $out - sub \$8,$len - jnc .Lecb_enc_loop - - add \$8,$len - jz .Lecb_enc_done - - movdqu 0x00($inp), @XMM[0] # load input - mov %rsp, %rax # pass key schedule - mov %ebx,%r10d # pass rounds - cmp \$2,$len - jb .Lecb_enc_one - movdqu 0x10($inp), @XMM[1] - je .Lecb_enc_two - movdqu 0x20($inp), @XMM[2] - cmp \$4,$len - jb .Lecb_enc_three - movdqu 0x30($inp), @XMM[3] - je .Lecb_enc_four - movdqu 0x40($inp), @XMM[4] - cmp \$6,$len - jb .Lecb_enc_five - movdqu 0x50($inp), @XMM[5] - je .Lecb_enc_six - movdqu 0x60($inp), @XMM[6] - call _bsaes_encrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[4], 0x20($out) - movdqu @XMM[6], 0x30($out) - movdqu @XMM[3], 0x40($out) - movdqu @XMM[7], 0x50($out) - movdqu @XMM[2], 0x60($out) - jmp .Lecb_enc_done -.align 16 -.Lecb_enc_six: - call _bsaes_encrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[4], 0x20($out) - movdqu @XMM[6], 0x30($out) - movdqu @XMM[3], 0x40($out) - movdqu @XMM[7], 0x50($out) - jmp .Lecb_enc_done -.align 16 -.Lecb_enc_five: - call _bsaes_encrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[4], 0x20($out) - movdqu @XMM[6], 0x30($out) - movdqu @XMM[3], 0x40($out) - jmp .Lecb_enc_done -.align 16 -.Lecb_enc_four: - call _bsaes_encrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[4], 0x20($out) - movdqu @XMM[6], 0x30($out) - jmp .Lecb_enc_done -.align 16 -.Lecb_enc_three: - call _bsaes_encrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[4], 0x20($out) - jmp .Lecb_enc_done -.align 16 -.Lecb_enc_two: - call _bsaes_encrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - jmp .Lecb_enc_done -.align 16 -.Lecb_enc_one: - call _bsaes_encrypt8 - movdqu @XMM[0], 0x00($out) # write output - jmp .Lecb_enc_done -.align 16 -.Lecb_enc_short: - lea ($inp), $arg1 - lea ($out), $arg2 - lea ($key), $arg3 - call asm_AES_encrypt - lea 16($inp), $inp - lea 16($out), $out - dec $len - jnz .Lecb_enc_short - -.Lecb_enc_done: - lea (%rsp),%rax - pxor %xmm0, %xmm0 -.Lecb_enc_bzero: # wipe key schedule [if any] - movdqa %xmm0, 0x00(%rax) - movdqa %xmm0, 0x10(%rax) - lea 0x20(%rax), %rax - cmp %rax, %rbp - jb .Lecb_enc_bzero - - lea (%rbp),%rsp # restore %rsp -___ -$code.=<<___ if ($win64); - movaps 0x40(%rbp), %xmm6 - movaps 0x50(%rbp), %xmm7 - movaps 0x60(%rbp), %xmm8 - movaps 0x70(%rbp), %xmm9 - movaps 0x80(%rbp), %xmm10 - movaps 0x90(%rbp), %xmm11 - movaps 0xa0(%rbp), %xmm12 - movaps 0xb0(%rbp), %xmm13 - movaps 0xc0(%rbp), %xmm14 - movaps 0xd0(%rbp), %xmm15 - lea 0xa0(%rbp), %rsp -___ -$code.=<<___; - mov 0x48(%rsp), %r15 - mov 0x50(%rsp), %r14 - mov 0x58(%rsp), %r13 - mov 0x60(%rsp), %r12 - mov 0x68(%rsp), %rbx - mov 0x70(%rsp), %rax - lea 0x78(%rsp), %rsp - mov %rax, %rbp -.Lecb_enc_epilogue: - ret -.size bsaes_ecb_encrypt_blocks,.-bsaes_ecb_encrypt_blocks - -.globl bsaes_ecb_decrypt_blocks -.type bsaes_ecb_decrypt_blocks,\@abi-omnipotent -.align 16 -bsaes_ecb_decrypt_blocks: - _CET_ENDBR - mov %rsp, %rax -.Lecb_dec_prologue: - push %rbp - push %rbx - push %r12 - push %r13 - push %r14 - push %r15 - lea -0x48(%rsp),%rsp -___ -$code.=<<___ if ($win64); - lea -0xa0(%rsp), %rsp - movaps %xmm6, 0x40(%rsp) - movaps %xmm7, 0x50(%rsp) - movaps %xmm8, 0x60(%rsp) - movaps %xmm9, 0x70(%rsp) - movaps %xmm10, 0x80(%rsp) - movaps %xmm11, 0x90(%rsp) - movaps %xmm12, 0xa0(%rsp) - movaps %xmm13, 0xb0(%rsp) - movaps %xmm14, 0xc0(%rsp) - movaps %xmm15, 0xd0(%rsp) -.Lecb_dec_body: -___ -$code.=<<___; - mov %rsp,%rbp # backup %rsp - mov 240($arg4),%eax # rounds - mov $arg1,$inp # backup arguments - mov $arg2,$out - mov $arg3,$len - mov $arg4,$key - cmp \$8,$arg3 - jb .Lecb_dec_short - - mov %eax,%ebx # backup rounds - shl \$7,%rax # 128 bytes per inner round key - sub \$`128-32`,%rax # size of bit-sliced key schedule - sub %rax,%rsp - mov %rsp,%rax # pass key schedule - mov $key,%rcx # pass key - mov %ebx,%r10d # pass rounds - call _bsaes_key_convert - pxor (%rsp),%xmm7 # fix up 0 round key - movdqa %xmm6,(%rax) # save last round key - movdqa %xmm7,(%rsp) - - sub \$8,$len -.Lecb_dec_loop: - movdqu 0x00($inp), @XMM[0] # load input - movdqu 0x10($inp), @XMM[1] - movdqu 0x20($inp), @XMM[2] - movdqu 0x30($inp), @XMM[3] - movdqu 0x40($inp), @XMM[4] - movdqu 0x50($inp), @XMM[5] - mov %rsp, %rax # pass key schedule - movdqu 0x60($inp), @XMM[6] - mov %ebx,%r10d # pass rounds - movdqu 0x70($inp), @XMM[7] - lea 0x80($inp), $inp - - call _bsaes_decrypt8 - - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - movdqu @XMM[7], 0x50($out) - movdqu @XMM[3], 0x60($out) - movdqu @XMM[5], 0x70($out) - lea 0x80($out), $out - sub \$8,$len - jnc .Lecb_dec_loop - - add \$8,$len - jz .Lecb_dec_done - - movdqu 0x00($inp), @XMM[0] # load input - mov %rsp, %rax # pass key schedule - mov %ebx,%r10d # pass rounds - cmp \$2,$len - jb .Lecb_dec_one - movdqu 0x10($inp), @XMM[1] - je .Lecb_dec_two - movdqu 0x20($inp), @XMM[2] - cmp \$4,$len - jb .Lecb_dec_three - movdqu 0x30($inp), @XMM[3] - je .Lecb_dec_four - movdqu 0x40($inp), @XMM[4] - cmp \$6,$len - jb .Lecb_dec_five - movdqu 0x50($inp), @XMM[5] - je .Lecb_dec_six - movdqu 0x60($inp), @XMM[6] - call _bsaes_decrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - movdqu @XMM[7], 0x50($out) - movdqu @XMM[3], 0x60($out) - jmp .Lecb_dec_done -.align 16 -.Lecb_dec_six: - call _bsaes_decrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - movdqu @XMM[7], 0x50($out) - jmp .Lecb_dec_done -.align 16 -.Lecb_dec_five: - call _bsaes_decrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - jmp .Lecb_dec_done -.align 16 -.Lecb_dec_four: - call _bsaes_decrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - jmp .Lecb_dec_done -.align 16 -.Lecb_dec_three: - call _bsaes_decrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - jmp .Lecb_dec_done -.align 16 -.Lecb_dec_two: - call _bsaes_decrypt8 - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - jmp .Lecb_dec_done -.align 16 -.Lecb_dec_one: - call _bsaes_decrypt8 - movdqu @XMM[0], 0x00($out) # write output - jmp .Lecb_dec_done -.align 16 -.Lecb_dec_short: - lea ($inp), $arg1 - lea ($out), $arg2 - lea ($key), $arg3 - call asm_AES_decrypt - lea 16($inp), $inp - lea 16($out), $out - dec $len - jnz .Lecb_dec_short - -.Lecb_dec_done: - lea (%rsp),%rax - pxor %xmm0, %xmm0 -.Lecb_dec_bzero: # wipe key schedule [if any] - movdqa %xmm0, 0x00(%rax) - movdqa %xmm0, 0x10(%rax) - lea 0x20(%rax), %rax - cmp %rax, %rbp - jb .Lecb_dec_bzero - - lea (%rbp),%rsp # restore %rsp -___ -$code.=<<___ if ($win64); - movaps 0x40(%rbp), %xmm6 - movaps 0x50(%rbp), %xmm7 - movaps 0x60(%rbp), %xmm8 - movaps 0x70(%rbp), %xmm9 - movaps 0x80(%rbp), %xmm10 - movaps 0x90(%rbp), %xmm11 - movaps 0xa0(%rbp), %xmm12 - movaps 0xb0(%rbp), %xmm13 - movaps 0xc0(%rbp), %xmm14 - movaps 0xd0(%rbp), %xmm15 - lea 0xa0(%rbp), %rsp -___ -$code.=<<___; - mov 0x48(%rsp), %r15 - mov 0x50(%rsp), %r14 - mov 0x58(%rsp), %r13 - mov 0x60(%rsp), %r12 - mov 0x68(%rsp), %rbx - mov 0x70(%rsp), %rax - lea 0x78(%rsp), %rsp - mov %rax, %rbp -.Lecb_dec_epilogue: - ret -.size bsaes_ecb_decrypt_blocks,.-bsaes_ecb_decrypt_blocks -___ -} -$code.=<<___; -.extern asm_AES_cbc_encrypt -.globl bsaes_cbc_encrypt -.type bsaes_cbc_encrypt,\@abi-omnipotent -.align 16 -bsaes_cbc_encrypt: - _CET_ENDBR -___ -$code.=<<___ if ($win64); - mov 48(%rsp),$arg6 # pull direction flag -___ -$code.=<<___; - cmp \$0,$arg6 - jne asm_AES_cbc_encrypt - cmp \$128,$arg3 - jb asm_AES_cbc_encrypt - - mov %rsp, %rax -.Lcbc_dec_prologue: - push %rbp - push %rbx - push %r12 - push %r13 - push %r14 - push %r15 - lea -0x48(%rsp), %rsp -___ -$code.=<<___ if ($win64); - mov 0xa0(%rsp),$arg5 # pull ivp - lea -0xa0(%rsp), %rsp - movaps %xmm6, 0x40(%rsp) - movaps %xmm7, 0x50(%rsp) - movaps %xmm8, 0x60(%rsp) - movaps %xmm9, 0x70(%rsp) - movaps %xmm10, 0x80(%rsp) - movaps %xmm11, 0x90(%rsp) - movaps %xmm12, 0xa0(%rsp) - movaps %xmm13, 0xb0(%rsp) - movaps %xmm14, 0xc0(%rsp) - movaps %xmm15, 0xd0(%rsp) -.Lcbc_dec_body: -___ -$code.=<<___; - mov %rsp, %rbp # backup %rsp - mov 240($arg4), %eax # rounds - mov $arg1, $inp # backup arguments - mov $arg2, $out - mov $arg3, $len - mov $arg4, $key - mov $arg5, %rbx - shr \$4, $len # bytes to blocks - - mov %eax, %edx # rounds - shl \$7, %rax # 128 bytes per inner round key - sub \$`128-32`, %rax # size of bit-sliced key schedule - sub %rax, %rsp - - mov %rsp, %rax # pass key schedule - mov $key, %rcx # pass key - mov %edx, %r10d # pass rounds - call _bsaes_key_convert - pxor (%rsp),%xmm7 # fix up 0 round key - movdqa %xmm6,(%rax) # save last round key - movdqa %xmm7,(%rsp) - - movdqu (%rbx), @XMM[15] # load IV - sub \$8,$len -.Lcbc_dec_loop: - movdqu 0x00($inp), @XMM[0] # load input - movdqu 0x10($inp), @XMM[1] - movdqu 0x20($inp), @XMM[2] - movdqu 0x30($inp), @XMM[3] - movdqu 0x40($inp), @XMM[4] - movdqu 0x50($inp), @XMM[5] - mov %rsp, %rax # pass key schedule - movdqu 0x60($inp), @XMM[6] - mov %edx,%r10d # pass rounds - movdqu 0x70($inp), @XMM[7] - movdqa @XMM[15], 0x20(%rbp) # put aside IV - - call _bsaes_decrypt8 - - pxor 0x20(%rbp), @XMM[0] # ^= IV - movdqu 0x00($inp), @XMM[8] # re-load input - movdqu 0x10($inp), @XMM[9] - pxor @XMM[8], @XMM[1] - movdqu 0x20($inp), @XMM[10] - pxor @XMM[9], @XMM[6] - movdqu 0x30($inp), @XMM[11] - pxor @XMM[10], @XMM[4] - movdqu 0x40($inp), @XMM[12] - pxor @XMM[11], @XMM[2] - movdqu 0x50($inp), @XMM[13] - pxor @XMM[12], @XMM[7] - movdqu 0x60($inp), @XMM[14] - pxor @XMM[13], @XMM[3] - movdqu 0x70($inp), @XMM[15] # IV - pxor @XMM[14], @XMM[5] - movdqu @XMM[0], 0x00($out) # write output - lea 0x80($inp), $inp - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - movdqu @XMM[7], 0x50($out) - movdqu @XMM[3], 0x60($out) - movdqu @XMM[5], 0x70($out) - lea 0x80($out), $out - sub \$8,$len - jnc .Lcbc_dec_loop - - add \$8,$len - jz .Lcbc_dec_done - - movdqu 0x00($inp), @XMM[0] # load input - mov %rsp, %rax # pass key schedule - mov %edx, %r10d # pass rounds - cmp \$2,$len - jb .Lcbc_dec_one - movdqu 0x10($inp), @XMM[1] - je .Lcbc_dec_two - movdqu 0x20($inp), @XMM[2] - cmp \$4,$len - jb .Lcbc_dec_three - movdqu 0x30($inp), @XMM[3] - je .Lcbc_dec_four - movdqu 0x40($inp), @XMM[4] - cmp \$6,$len - jb .Lcbc_dec_five - movdqu 0x50($inp), @XMM[5] - je .Lcbc_dec_six - movdqu 0x60($inp), @XMM[6] - movdqa @XMM[15], 0x20(%rbp) # put aside IV - call _bsaes_decrypt8 - pxor 0x20(%rbp), @XMM[0] # ^= IV - movdqu 0x00($inp), @XMM[8] # re-load input - movdqu 0x10($inp), @XMM[9] - pxor @XMM[8], @XMM[1] - movdqu 0x20($inp), @XMM[10] - pxor @XMM[9], @XMM[6] - movdqu 0x30($inp), @XMM[11] - pxor @XMM[10], @XMM[4] - movdqu 0x40($inp), @XMM[12] - pxor @XMM[11], @XMM[2] - movdqu 0x50($inp), @XMM[13] - pxor @XMM[12], @XMM[7] - movdqu 0x60($inp), @XMM[15] # IV - pxor @XMM[13], @XMM[3] - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - movdqu @XMM[7], 0x50($out) - movdqu @XMM[3], 0x60($out) - jmp .Lcbc_dec_done -.align 16 -.Lcbc_dec_six: - movdqa @XMM[15], 0x20(%rbp) # put aside IV - call _bsaes_decrypt8 - pxor 0x20(%rbp), @XMM[0] # ^= IV - movdqu 0x00($inp), @XMM[8] # re-load input - movdqu 0x10($inp), @XMM[9] - pxor @XMM[8], @XMM[1] - movdqu 0x20($inp), @XMM[10] - pxor @XMM[9], @XMM[6] - movdqu 0x30($inp), @XMM[11] - pxor @XMM[10], @XMM[4] - movdqu 0x40($inp), @XMM[12] - pxor @XMM[11], @XMM[2] - movdqu 0x50($inp), @XMM[15] # IV - pxor @XMM[12], @XMM[7] - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - movdqu @XMM[7], 0x50($out) - jmp .Lcbc_dec_done -.align 16 -.Lcbc_dec_five: - movdqa @XMM[15], 0x20(%rbp) # put aside IV - call _bsaes_decrypt8 - pxor 0x20(%rbp), @XMM[0] # ^= IV - movdqu 0x00($inp), @XMM[8] # re-load input - movdqu 0x10($inp), @XMM[9] - pxor @XMM[8], @XMM[1] - movdqu 0x20($inp), @XMM[10] - pxor @XMM[9], @XMM[6] - movdqu 0x30($inp), @XMM[11] - pxor @XMM[10], @XMM[4] - movdqu 0x40($inp), @XMM[15] # IV - pxor @XMM[11], @XMM[2] - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - jmp .Lcbc_dec_done -.align 16 -.Lcbc_dec_four: - movdqa @XMM[15], 0x20(%rbp) # put aside IV - call _bsaes_decrypt8 - pxor 0x20(%rbp), @XMM[0] # ^= IV - movdqu 0x00($inp), @XMM[8] # re-load input - movdqu 0x10($inp), @XMM[9] - pxor @XMM[8], @XMM[1] - movdqu 0x20($inp), @XMM[10] - pxor @XMM[9], @XMM[6] - movdqu 0x30($inp), @XMM[15] # IV - pxor @XMM[10], @XMM[4] - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - jmp .Lcbc_dec_done -.align 16 -.Lcbc_dec_three: - movdqa @XMM[15], 0x20(%rbp) # put aside IV - call _bsaes_decrypt8 - pxor 0x20(%rbp), @XMM[0] # ^= IV - movdqu 0x00($inp), @XMM[8] # re-load input - movdqu 0x10($inp), @XMM[9] - pxor @XMM[8], @XMM[1] - movdqu 0x20($inp), @XMM[15] # IV - pxor @XMM[9], @XMM[6] - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - jmp .Lcbc_dec_done -.align 16 -.Lcbc_dec_two: - movdqa @XMM[15], 0x20(%rbp) # put aside IV - call _bsaes_decrypt8 - pxor 0x20(%rbp), @XMM[0] # ^= IV - movdqu 0x00($inp), @XMM[8] # re-load input - movdqu 0x10($inp), @XMM[15] # IV - pxor @XMM[8], @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - jmp .Lcbc_dec_done -.align 16 -.Lcbc_dec_one: - lea ($inp), $arg1 - lea 0x20(%rbp), $arg2 # buffer output - lea ($key), $arg3 - call asm_AES_decrypt # doesn't touch %xmm - pxor 0x20(%rbp), @XMM[15] # ^= IV - movdqu @XMM[15], ($out) # write output - movdqa @XMM[0], @XMM[15] # IV - -.Lcbc_dec_done: - movdqu @XMM[15], (%rbx) # return IV - lea (%rsp), %rax - pxor %xmm0, %xmm0 -.Lcbc_dec_bzero: # wipe key schedule [if any] - movdqa %xmm0, 0x00(%rax) - movdqa %xmm0, 0x10(%rax) - lea 0x20(%rax), %rax - cmp %rax, %rbp - ja .Lcbc_dec_bzero - - lea (%rbp),%rsp # restore %rsp -___ -$code.=<<___ if ($win64); - movaps 0x40(%rbp), %xmm6 - movaps 0x50(%rbp), %xmm7 - movaps 0x60(%rbp), %xmm8 - movaps 0x70(%rbp), %xmm9 - movaps 0x80(%rbp), %xmm10 - movaps 0x90(%rbp), %xmm11 - movaps 0xa0(%rbp), %xmm12 - movaps 0xb0(%rbp), %xmm13 - movaps 0xc0(%rbp), %xmm14 - movaps 0xd0(%rbp), %xmm15 - lea 0xa0(%rbp), %rsp -___ -$code.=<<___; - mov 0x48(%rsp), %r15 - mov 0x50(%rsp), %r14 - mov 0x58(%rsp), %r13 - mov 0x60(%rsp), %r12 - mov 0x68(%rsp), %rbx - mov 0x70(%rsp), %rax - lea 0x78(%rsp), %rsp - mov %rax, %rbp -.Lcbc_dec_epilogue: - ret -.size bsaes_cbc_encrypt,.-bsaes_cbc_encrypt - -.globl bsaes_ctr32_encrypt_blocks -.type bsaes_ctr32_encrypt_blocks,\@abi-omnipotent -.align 16 -bsaes_ctr32_encrypt_blocks: - _CET_ENDBR - mov %rsp, %rax -.Lctr_enc_prologue: - push %rbp - push %rbx - push %r12 - push %r13 - push %r14 - push %r15 - lea -0x48(%rsp), %rsp -___ -$code.=<<___ if ($win64); - mov 0xa0(%rsp),$arg5 # pull ivp - lea -0xa0(%rsp), %rsp - movaps %xmm6, 0x40(%rsp) - movaps %xmm7, 0x50(%rsp) - movaps %xmm8, 0x60(%rsp) - movaps %xmm9, 0x70(%rsp) - movaps %xmm10, 0x80(%rsp) - movaps %xmm11, 0x90(%rsp) - movaps %xmm12, 0xa0(%rsp) - movaps %xmm13, 0xb0(%rsp) - movaps %xmm14, 0xc0(%rsp) - movaps %xmm15, 0xd0(%rsp) -.Lctr_enc_body: -___ -$code.=<<___; - mov %rsp, %rbp # backup %rsp - movdqu ($arg5), %xmm0 # load counter - mov 240($arg4), %eax # rounds - mov $arg1, $inp # backup arguments - mov $arg2, $out - mov $arg3, $len - mov $arg4, $key - movdqa %xmm0, 0x20(%rbp) # copy counter - cmp \$8, $arg3 - jb .Lctr_enc_short - - mov %eax, %ebx # rounds - shl \$7, %rax # 128 bytes per inner round key - sub \$`128-32`, %rax # size of bit-sliced key schedule - sub %rax, %rsp - - mov %rsp, %rax # pass key schedule - mov $key, %rcx # pass key - mov %ebx, %r10d # pass rounds - call _bsaes_key_convert - pxor %xmm6,%xmm7 # fix up last round key - movdqa %xmm7,(%rax) # save last round key - - movdqa (%rsp), @XMM[9] # load round0 key - lea .LADD1(%rip), %r11 - movdqa 0x20(%rbp), @XMM[0] # counter copy - movdqa -0x20(%r11), @XMM[8] # .LSWPUP - pshufb @XMM[8], @XMM[9] # byte swap upper part - pshufb @XMM[8], @XMM[0] - movdqa @XMM[9], (%rsp) # save adjusted round0 key - jmp .Lctr_enc_loop -.align 16 -.Lctr_enc_loop: - movdqa @XMM[0], 0x20(%rbp) # save counter - movdqa @XMM[0], @XMM[1] # prepare 8 counter values - movdqa @XMM[0], @XMM[2] - paddd 0x00(%r11), @XMM[1] # .LADD1 - movdqa @XMM[0], @XMM[3] - paddd 0x10(%r11), @XMM[2] # .LADD2 - movdqa @XMM[0], @XMM[4] - paddd 0x20(%r11), @XMM[3] # .LADD3 - movdqa @XMM[0], @XMM[5] - paddd 0x30(%r11), @XMM[4] # .LADD4 - movdqa @XMM[0], @XMM[6] - paddd 0x40(%r11), @XMM[5] # .LADD5 - movdqa @XMM[0], @XMM[7] - paddd 0x50(%r11), @XMM[6] # .LADD6 - paddd 0x60(%r11), @XMM[7] # .LADD7 - - # Borrow prologue from _bsaes_encrypt8 to use the opportunity - # to flip byte order in 32-bit counter - movdqa (%rsp), @XMM[9] # round 0 key - lea 0x10(%rsp), %rax # pass key schedule - movdqa -0x10(%r11), @XMM[8] # .LSWPUPM0SR - pxor @XMM[9], @XMM[0] # xor with round0 key - pxor @XMM[9], @XMM[1] - pshufb @XMM[8], @XMM[0] - pxor @XMM[9], @XMM[2] - pshufb @XMM[8], @XMM[1] - pxor @XMM[9], @XMM[3] - pshufb @XMM[8], @XMM[2] - pxor @XMM[9], @XMM[4] - pshufb @XMM[8], @XMM[3] - pxor @XMM[9], @XMM[5] - pshufb @XMM[8], @XMM[4] - pxor @XMM[9], @XMM[6] - pshufb @XMM[8], @XMM[5] - pxor @XMM[9], @XMM[7] - pshufb @XMM[8], @XMM[6] - lea .LBS0(%rip), %r11 # constants table - pshufb @XMM[8], @XMM[7] - mov %ebx,%r10d # pass rounds - - call _bsaes_encrypt8_bitslice - - sub \$8,$len - jc .Lctr_enc_loop_done - - movdqu 0x00($inp), @XMM[8] # load input - movdqu 0x10($inp), @XMM[9] - movdqu 0x20($inp), @XMM[10] - movdqu 0x30($inp), @XMM[11] - movdqu 0x40($inp), @XMM[12] - movdqu 0x50($inp), @XMM[13] - movdqu 0x60($inp), @XMM[14] - movdqu 0x70($inp), @XMM[15] - lea 0x80($inp),$inp - pxor @XMM[0], @XMM[8] - movdqa 0x20(%rbp), @XMM[0] # load counter - pxor @XMM[9], @XMM[1] - movdqu @XMM[8], 0x00($out) # write output - pxor @XMM[10], @XMM[4] - movdqu @XMM[1], 0x10($out) - pxor @XMM[11], @XMM[6] - movdqu @XMM[4], 0x20($out) - pxor @XMM[12], @XMM[3] - movdqu @XMM[6], 0x30($out) - pxor @XMM[13], @XMM[7] - movdqu @XMM[3], 0x40($out) - pxor @XMM[14], @XMM[2] - movdqu @XMM[7], 0x50($out) - pxor @XMM[15], @XMM[5] - movdqu @XMM[2], 0x60($out) - lea .LADD1(%rip), %r11 - movdqu @XMM[5], 0x70($out) - lea 0x80($out), $out - paddd 0x70(%r11), @XMM[0] # .LADD8 - jnz .Lctr_enc_loop - - jmp .Lctr_enc_done -.align 16 -.Lctr_enc_loop_done: - add \$8, $len - movdqu 0x00($inp), @XMM[8] # load input - pxor @XMM[8], @XMM[0] - movdqu @XMM[0], 0x00($out) # write output - cmp \$2,$len - jb .Lctr_enc_done - movdqu 0x10($inp), @XMM[9] - pxor @XMM[9], @XMM[1] - movdqu @XMM[1], 0x10($out) - je .Lctr_enc_done - movdqu 0x20($inp), @XMM[10] - pxor @XMM[10], @XMM[4] - movdqu @XMM[4], 0x20($out) - cmp \$4,$len - jb .Lctr_enc_done - movdqu 0x30($inp), @XMM[11] - pxor @XMM[11], @XMM[6] - movdqu @XMM[6], 0x30($out) - je .Lctr_enc_done - movdqu 0x40($inp), @XMM[12] - pxor @XMM[12], @XMM[3] - movdqu @XMM[3], 0x40($out) - cmp \$6,$len - jb .Lctr_enc_done - movdqu 0x50($inp), @XMM[13] - pxor @XMM[13], @XMM[7] - movdqu @XMM[7], 0x50($out) - je .Lctr_enc_done - movdqu 0x60($inp), @XMM[14] - pxor @XMM[14], @XMM[2] - movdqu @XMM[2], 0x60($out) - jmp .Lctr_enc_done - -.align 16 -.Lctr_enc_short: - lea 0x20(%rbp), $arg1 - lea 0x30(%rbp), $arg2 - lea ($key), $arg3 - call asm_AES_encrypt - movdqu ($inp), @XMM[1] - lea 16($inp), $inp - mov 0x2c(%rbp), %eax # load 32-bit counter - bswap %eax - pxor 0x30(%rbp), @XMM[1] - inc %eax # increment - movdqu @XMM[1], ($out) - bswap %eax - lea 16($out), $out - mov %eax, 0x2c(%rsp) # save 32-bit counter - dec $len - jnz .Lctr_enc_short - -.Lctr_enc_done: - lea (%rsp), %rax - pxor %xmm0, %xmm0 -.Lctr_enc_bzero: # wipe key schedule [if any] - movdqa %xmm0, 0x00(%rax) - movdqa %xmm0, 0x10(%rax) - lea 0x20(%rax), %rax - cmp %rax, %rbp - ja .Lctr_enc_bzero - - lea (%rbp),%rsp # restore %rsp -___ -$code.=<<___ if ($win64); - movaps 0x40(%rbp), %xmm6 - movaps 0x50(%rbp), %xmm7 - movaps 0x60(%rbp), %xmm8 - movaps 0x70(%rbp), %xmm9 - movaps 0x80(%rbp), %xmm10 - movaps 0x90(%rbp), %xmm11 - movaps 0xa0(%rbp), %xmm12 - movaps 0xb0(%rbp), %xmm13 - movaps 0xc0(%rbp), %xmm14 - movaps 0xd0(%rbp), %xmm15 - lea 0xa0(%rbp), %rsp -___ -$code.=<<___; - mov 0x48(%rsp), %r15 - mov 0x50(%rsp), %r14 - mov 0x58(%rsp), %r13 - mov 0x60(%rsp), %r12 - mov 0x68(%rsp), %rbx - mov 0x70(%rsp), %rax - lea 0x78(%rsp), %rsp - mov %rax, %rbp -.Lctr_enc_epilogue: - ret -.size bsaes_ctr32_encrypt_blocks,.-bsaes_ctr32_encrypt_blocks -___ -###################################################################### -# void bsaes_xts_[en|de]crypt(const char *inp,char *out,size_t len, -# const AES_KEY *key1, const AES_KEY *key2, -# const unsigned char iv[16]); -# -my ($twmask,$twres,$twtmp)=@XMM[13..15]; -$arg6=~s/d$//; - -$code.=<<___; -.globl bsaes_xts_encrypt -.type bsaes_xts_encrypt,\@abi-omnipotent -.align 16 -bsaes_xts_encrypt: - _CET_ENDBR - mov %rsp, %rax -.Lxts_enc_prologue: - push %rbp - push %rbx - push %r12 - push %r13 - push %r14 - push %r15 - lea -0x48(%rsp), %rsp -___ -$code.=<<___ if ($win64); - mov 0xa0(%rsp),$arg5 # pull key2 - mov 0xa8(%rsp),$arg6 # pull ivp - lea -0xa0(%rsp), %rsp - movaps %xmm6, 0x40(%rsp) - movaps %xmm7, 0x50(%rsp) - movaps %xmm8, 0x60(%rsp) - movaps %xmm9, 0x70(%rsp) - movaps %xmm10, 0x80(%rsp) - movaps %xmm11, 0x90(%rsp) - movaps %xmm12, 0xa0(%rsp) - movaps %xmm13, 0xb0(%rsp) - movaps %xmm14, 0xc0(%rsp) - movaps %xmm15, 0xd0(%rsp) -.Lxts_enc_body: -___ -$code.=<<___; - mov %rsp, %rbp # backup %rsp - mov $arg1, $inp # backup arguments - mov $arg2, $out - mov $arg3, $len - mov $arg4, $key - - lea ($arg6), $arg1 - lea 0x20(%rbp), $arg2 - lea ($arg5), $arg3 - call asm_AES_encrypt # generate initial tweak - - mov 240($key), %eax # rounds - mov $len, %rbx # backup $len - - mov %eax, %edx # rounds - shl \$7, %rax # 128 bytes per inner round key - sub \$`128-32`, %rax # size of bit-sliced key schedule - sub %rax, %rsp - - mov %rsp, %rax # pass key schedule - mov $key, %rcx # pass key - mov %edx, %r10d # pass rounds - call _bsaes_key_convert - pxor %xmm6, %xmm7 # fix up last round key - movdqa %xmm7, (%rax) # save last round key - - and \$-16, $len - sub \$0x80, %rsp # place for tweak[8] - movdqa 0x20(%rbp), @XMM[7] # initial tweak - - pxor $twtmp, $twtmp - movdqa .Lxts_magic(%rip), $twmask - pcmpgtd @XMM[7], $twtmp # broadcast upper bits - - sub \$0x80, $len - jc .Lxts_enc_short - jmp .Lxts_enc_loop - -.align 16 -.Lxts_enc_loop: -___ - for ($i=0;$i<7;$i++) { - $code.=<<___; - pshufd \$0x13, $twtmp, $twres - pxor $twtmp, $twtmp - movdqa @XMM[7], @XMM[$i] - movdqa @XMM[7], `0x10*$i`(%rsp)# save tweak[$i] - paddq @XMM[7], @XMM[7] # psllq 1,$tweak - pand $twmask, $twres # isolate carry and residue - pcmpgtd @XMM[7], $twtmp # broadcast upper bits - pxor $twres, @XMM[7] -___ - $code.=<<___ if ($i>=1); - movdqu `0x10*($i-1)`($inp), @XMM[8+$i-1] -___ - $code.=<<___ if ($i>=2); - pxor @XMM[8+$i-2], @XMM[$i-2]# input[] ^ tweak[] -___ - } -$code.=<<___; - movdqu 0x60($inp), @XMM[8+6] - pxor @XMM[8+5], @XMM[5] - movdqu 0x70($inp), @XMM[8+7] - lea 0x80($inp), $inp - movdqa @XMM[7], 0x70(%rsp) - pxor @XMM[8+6], @XMM[6] - lea 0x80(%rsp), %rax # pass key schedule - pxor @XMM[8+7], @XMM[7] - mov %edx, %r10d # pass rounds - - call _bsaes_encrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[4] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[6] - movdqu @XMM[4], 0x20($out) - pxor 0x40(%rsp), @XMM[3] - movdqu @XMM[6], 0x30($out) - pxor 0x50(%rsp), @XMM[7] - movdqu @XMM[3], 0x40($out) - pxor 0x60(%rsp), @XMM[2] - movdqu @XMM[7], 0x50($out) - pxor 0x70(%rsp), @XMM[5] - movdqu @XMM[2], 0x60($out) - movdqu @XMM[5], 0x70($out) - lea 0x80($out), $out - - movdqa 0x70(%rsp), @XMM[7] # prepare next iteration tweak - pxor $twtmp, $twtmp - movdqa .Lxts_magic(%rip), $twmask - pcmpgtd @XMM[7], $twtmp - pshufd \$0x13, $twtmp, $twres - pxor $twtmp, $twtmp - paddq @XMM[7], @XMM[7] # psllq 1,$tweak - pand $twmask, $twres # isolate carry and residue - pcmpgtd @XMM[7], $twtmp # broadcast upper bits - pxor $twres, @XMM[7] - - sub \$0x80,$len - jnc .Lxts_enc_loop - -.Lxts_enc_short: - add \$0x80, $len - jz .Lxts_enc_done -___ - for ($i=0;$i<7;$i++) { - $code.=<<___; - pshufd \$0x13, $twtmp, $twres - pxor $twtmp, $twtmp - movdqa @XMM[7], @XMM[$i] - movdqa @XMM[7], `0x10*$i`(%rsp)# save tweak[$i] - paddq @XMM[7], @XMM[7] # psllq 1,$tweak - pand $twmask, $twres # isolate carry and residue - pcmpgtd @XMM[7], $twtmp # broadcast upper bits - pxor $twres, @XMM[7] -___ - $code.=<<___ if ($i>=1); - movdqu `0x10*($i-1)`($inp), @XMM[8+$i-1] - cmp \$`0x10*$i`,$len - je .Lxts_enc_$i -___ - $code.=<<___ if ($i>=2); - pxor @XMM[8+$i-2], @XMM[$i-2]# input[] ^ tweak[] -___ - } -$code.=<<___; - movdqu 0x60($inp), @XMM[8+6] - pxor @XMM[8+5], @XMM[5] - movdqa @XMM[7], 0x70(%rsp) - lea 0x70($inp), $inp - pxor @XMM[8+6], @XMM[6] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_encrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[4] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[6] - movdqu @XMM[4], 0x20($out) - pxor 0x40(%rsp), @XMM[3] - movdqu @XMM[6], 0x30($out) - pxor 0x50(%rsp), @XMM[7] - movdqu @XMM[3], 0x40($out) - pxor 0x60(%rsp), @XMM[2] - movdqu @XMM[7], 0x50($out) - movdqu @XMM[2], 0x60($out) - lea 0x70($out), $out - - movdqa 0x70(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_enc_done -.align 16 -.Lxts_enc_6: - pxor @XMM[8+4], @XMM[4] - lea 0x60($inp), $inp - pxor @XMM[8+5], @XMM[5] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_encrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[4] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[6] - movdqu @XMM[4], 0x20($out) - pxor 0x40(%rsp), @XMM[3] - movdqu @XMM[6], 0x30($out) - pxor 0x50(%rsp), @XMM[7] - movdqu @XMM[3], 0x40($out) - movdqu @XMM[7], 0x50($out) - lea 0x60($out), $out - - movdqa 0x60(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_enc_done -.align 16 -.Lxts_enc_5: - pxor @XMM[8+3], @XMM[3] - lea 0x50($inp), $inp - pxor @XMM[8+4], @XMM[4] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_encrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[4] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[6] - movdqu @XMM[4], 0x20($out) - pxor 0x40(%rsp), @XMM[3] - movdqu @XMM[6], 0x30($out) - movdqu @XMM[3], 0x40($out) - lea 0x50($out), $out - - movdqa 0x50(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_enc_done -.align 16 -.Lxts_enc_4: - pxor @XMM[8+2], @XMM[2] - lea 0x40($inp), $inp - pxor @XMM[8+3], @XMM[3] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_encrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[4] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[6] - movdqu @XMM[4], 0x20($out) - movdqu @XMM[6], 0x30($out) - lea 0x40($out), $out - - movdqa 0x40(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_enc_done -.align 16 -.Lxts_enc_3: - pxor @XMM[8+1], @XMM[1] - lea 0x30($inp), $inp - pxor @XMM[8+2], @XMM[2] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_encrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[4] - movdqu @XMM[1], 0x10($out) - movdqu @XMM[4], 0x20($out) - lea 0x30($out), $out - - movdqa 0x30(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_enc_done -.align 16 -.Lxts_enc_2: - pxor @XMM[8+0], @XMM[0] - lea 0x20($inp), $inp - pxor @XMM[8+1], @XMM[1] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_encrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - lea 0x20($out), $out - - movdqa 0x20(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_enc_done -.align 16 -.Lxts_enc_1: - pxor @XMM[0], @XMM[8] - lea 0x10($inp), $inp - movdqa @XMM[8], 0x20(%rbp) - lea 0x20(%rbp), $arg1 - lea 0x20(%rbp), $arg2 - lea ($key), $arg3 - call asm_AES_encrypt # doesn't touch %xmm - pxor 0x20(%rbp), @XMM[0] # ^= tweak[] - #pxor @XMM[8], @XMM[0] - #lea 0x80(%rsp), %rax # pass key schedule - #mov %edx, %r10d # pass rounds - #call _bsaes_encrypt8 - #pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - movdqu @XMM[0], 0x00($out) # write output - lea 0x10($out), $out - - movdqa 0x10(%rsp), @XMM[7] # next iteration tweak - -.Lxts_enc_done: - and \$15, %ebx - jz .Lxts_enc_ret - mov $out, %rdx - -.Lxts_enc_steal: - movzb ($inp), %eax - movzb -16(%rdx), %ecx - lea 1($inp), $inp - mov %al, -16(%rdx) - mov %cl, 0(%rdx) - lea 1(%rdx), %rdx - sub \$1,%ebx - jnz .Lxts_enc_steal - - movdqu -16($out), @XMM[0] - lea 0x20(%rbp), $arg1 - pxor @XMM[7], @XMM[0] - lea 0x20(%rbp), $arg2 - movdqa @XMM[0], 0x20(%rbp) - lea ($key), $arg3 - call asm_AES_encrypt # doesn't touch %xmm - pxor 0x20(%rbp), @XMM[7] - movdqu @XMM[7], -16($out) - -.Lxts_enc_ret: - lea (%rsp), %rax - pxor %xmm0, %xmm0 -.Lxts_enc_bzero: # wipe key schedule [if any] - movdqa %xmm0, 0x00(%rax) - movdqa %xmm0, 0x10(%rax) - lea 0x20(%rax), %rax - cmp %rax, %rbp - ja .Lxts_enc_bzero - - lea (%rbp),%rsp # restore %rsp -___ -$code.=<<___ if ($win64); - movaps 0x40(%rbp), %xmm6 - movaps 0x50(%rbp), %xmm7 - movaps 0x60(%rbp), %xmm8 - movaps 0x70(%rbp), %xmm9 - movaps 0x80(%rbp), %xmm10 - movaps 0x90(%rbp), %xmm11 - movaps 0xa0(%rbp), %xmm12 - movaps 0xb0(%rbp), %xmm13 - movaps 0xc0(%rbp), %xmm14 - movaps 0xd0(%rbp), %xmm15 - lea 0xa0(%rbp), %rsp -___ -$code.=<<___; - mov 0x48(%rsp), %r15 - mov 0x50(%rsp), %r14 - mov 0x58(%rsp), %r13 - mov 0x60(%rsp), %r12 - mov 0x68(%rsp), %rbx - mov 0x70(%rsp), %rax - lea 0x78(%rsp), %rsp - mov %rax, %rbp -.Lxts_enc_epilogue: - ret -.size bsaes_xts_encrypt,.-bsaes_xts_encrypt - -.globl bsaes_xts_decrypt -.type bsaes_xts_decrypt,\@abi-omnipotent -.align 16 -bsaes_xts_decrypt: - _CET_ENDBR - mov %rsp, %rax -.Lxts_dec_prologue: - push %rbp - push %rbx - push %r12 - push %r13 - push %r14 - push %r15 - lea -0x48(%rsp), %rsp -___ -$code.=<<___ if ($win64); - mov 0xa0(%rsp),$arg5 # pull key2 - mov 0xa8(%rsp),$arg6 # pull ivp - lea -0xa0(%rsp), %rsp - movaps %xmm6, 0x40(%rsp) - movaps %xmm7, 0x50(%rsp) - movaps %xmm8, 0x60(%rsp) - movaps %xmm9, 0x70(%rsp) - movaps %xmm10, 0x80(%rsp) - movaps %xmm11, 0x90(%rsp) - movaps %xmm12, 0xa0(%rsp) - movaps %xmm13, 0xb0(%rsp) - movaps %xmm14, 0xc0(%rsp) - movaps %xmm15, 0xd0(%rsp) -.Lxts_dec_body: -___ -$code.=<<___; - mov %rsp, %rbp # backup %rsp - mov $arg1, $inp # backup arguments - mov $arg2, $out - mov $arg3, $len - mov $arg4, $key - - lea ($arg6), $arg1 - lea 0x20(%rbp), $arg2 - lea ($arg5), $arg3 - call asm_AES_encrypt # generate initial tweak - - mov 240($key), %eax # rounds - mov $len, %rbx # backup $len - - mov %eax, %edx # rounds - shl \$7, %rax # 128 bytes per inner round key - sub \$`128-32`, %rax # size of bit-sliced key schedule - sub %rax, %rsp - - mov %rsp, %rax # pass key schedule - mov $key, %rcx # pass key - mov %edx, %r10d # pass rounds - call _bsaes_key_convert - pxor (%rsp), %xmm7 # fix up round 0 key - movdqa %xmm6, (%rax) # save last round key - movdqa %xmm7, (%rsp) - - xor %eax, %eax # if ($len%16) len-=16; - and \$-16, $len - test \$15, %ebx - setnz %al - shl \$4, %rax - sub %rax, $len - - sub \$0x80, %rsp # place for tweak[8] - movdqa 0x20(%rbp), @XMM[7] # initial tweak - - pxor $twtmp, $twtmp - movdqa .Lxts_magic(%rip), $twmask - pcmpgtd @XMM[7], $twtmp # broadcast upper bits - - sub \$0x80, $len - jc .Lxts_dec_short - jmp .Lxts_dec_loop - -.align 16 -.Lxts_dec_loop: -___ - for ($i=0;$i<7;$i++) { - $code.=<<___; - pshufd \$0x13, $twtmp, $twres - pxor $twtmp, $twtmp - movdqa @XMM[7], @XMM[$i] - movdqa @XMM[7], `0x10*$i`(%rsp)# save tweak[$i] - paddq @XMM[7], @XMM[7] # psllq 1,$tweak - pand $twmask, $twres # isolate carry and residue - pcmpgtd @XMM[7], $twtmp # broadcast upper bits - pxor $twres, @XMM[7] -___ - $code.=<<___ if ($i>=1); - movdqu `0x10*($i-1)`($inp), @XMM[8+$i-1] -___ - $code.=<<___ if ($i>=2); - pxor @XMM[8+$i-2], @XMM[$i-2]# input[] ^ tweak[] -___ - } -$code.=<<___; - movdqu 0x60($inp), @XMM[8+6] - pxor @XMM[8+5], @XMM[5] - movdqu 0x70($inp), @XMM[8+7] - lea 0x80($inp), $inp - movdqa @XMM[7], 0x70(%rsp) - pxor @XMM[8+6], @XMM[6] - lea 0x80(%rsp), %rax # pass key schedule - pxor @XMM[8+7], @XMM[7] - mov %edx, %r10d # pass rounds - - call _bsaes_decrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[6] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[4] - movdqu @XMM[6], 0x20($out) - pxor 0x40(%rsp), @XMM[2] - movdqu @XMM[4], 0x30($out) - pxor 0x50(%rsp), @XMM[7] - movdqu @XMM[2], 0x40($out) - pxor 0x60(%rsp), @XMM[3] - movdqu @XMM[7], 0x50($out) - pxor 0x70(%rsp), @XMM[5] - movdqu @XMM[3], 0x60($out) - movdqu @XMM[5], 0x70($out) - lea 0x80($out), $out - - movdqa 0x70(%rsp), @XMM[7] # prepare next iteration tweak - pxor $twtmp, $twtmp - movdqa .Lxts_magic(%rip), $twmask - pcmpgtd @XMM[7], $twtmp - pshufd \$0x13, $twtmp, $twres - pxor $twtmp, $twtmp - paddq @XMM[7], @XMM[7] # psllq 1,$tweak - pand $twmask, $twres # isolate carry and residue - pcmpgtd @XMM[7], $twtmp # broadcast upper bits - pxor $twres, @XMM[7] - - sub \$0x80,$len - jnc .Lxts_dec_loop - -.Lxts_dec_short: - add \$0x80, $len - jz .Lxts_dec_done -___ - for ($i=0;$i<7;$i++) { - $code.=<<___; - pshufd \$0x13, $twtmp, $twres - pxor $twtmp, $twtmp - movdqa @XMM[7], @XMM[$i] - movdqa @XMM[7], `0x10*$i`(%rsp)# save tweak[$i] - paddq @XMM[7], @XMM[7] # psllq 1,$tweak - pand $twmask, $twres # isolate carry and residue - pcmpgtd @XMM[7], $twtmp # broadcast upper bits - pxor $twres, @XMM[7] -___ - $code.=<<___ if ($i>=1); - movdqu `0x10*($i-1)`($inp), @XMM[8+$i-1] - cmp \$`0x10*$i`,$len - je .Lxts_dec_$i -___ - $code.=<<___ if ($i>=2); - pxor @XMM[8+$i-2], @XMM[$i-2]# input[] ^ tweak[] -___ - } -$code.=<<___; - movdqu 0x60($inp), @XMM[8+6] - pxor @XMM[8+5], @XMM[5] - movdqa @XMM[7], 0x70(%rsp) - lea 0x70($inp), $inp - pxor @XMM[8+6], @XMM[6] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_decrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[6] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[4] - movdqu @XMM[6], 0x20($out) - pxor 0x40(%rsp), @XMM[2] - movdqu @XMM[4], 0x30($out) - pxor 0x50(%rsp), @XMM[7] - movdqu @XMM[2], 0x40($out) - pxor 0x60(%rsp), @XMM[3] - movdqu @XMM[7], 0x50($out) - movdqu @XMM[3], 0x60($out) - lea 0x70($out), $out - - movdqa 0x70(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_dec_done -.align 16 -.Lxts_dec_6: - pxor @XMM[8+4], @XMM[4] - lea 0x60($inp), $inp - pxor @XMM[8+5], @XMM[5] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_decrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[6] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[4] - movdqu @XMM[6], 0x20($out) - pxor 0x40(%rsp), @XMM[2] - movdqu @XMM[4], 0x30($out) - pxor 0x50(%rsp), @XMM[7] - movdqu @XMM[2], 0x40($out) - movdqu @XMM[7], 0x50($out) - lea 0x60($out), $out - - movdqa 0x60(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_dec_done -.align 16 -.Lxts_dec_5: - pxor @XMM[8+3], @XMM[3] - lea 0x50($inp), $inp - pxor @XMM[8+4], @XMM[4] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_decrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[6] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[4] - movdqu @XMM[6], 0x20($out) - pxor 0x40(%rsp), @XMM[2] - movdqu @XMM[4], 0x30($out) - movdqu @XMM[2], 0x40($out) - lea 0x50($out), $out - - movdqa 0x50(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_dec_done -.align 16 -.Lxts_dec_4: - pxor @XMM[8+2], @XMM[2] - lea 0x40($inp), $inp - pxor @XMM[8+3], @XMM[3] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_decrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[6] - movdqu @XMM[1], 0x10($out) - pxor 0x30(%rsp), @XMM[4] - movdqu @XMM[6], 0x20($out) - movdqu @XMM[4], 0x30($out) - lea 0x40($out), $out - - movdqa 0x40(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_dec_done -.align 16 -.Lxts_dec_3: - pxor @XMM[8+1], @XMM[1] - lea 0x30($inp), $inp - pxor @XMM[8+2], @XMM[2] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_decrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - pxor 0x20(%rsp), @XMM[6] - movdqu @XMM[1], 0x10($out) - movdqu @XMM[6], 0x20($out) - lea 0x30($out), $out - - movdqa 0x30(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_dec_done -.align 16 -.Lxts_dec_2: - pxor @XMM[8+0], @XMM[0] - lea 0x20($inp), $inp - pxor @XMM[8+1], @XMM[1] - lea 0x80(%rsp), %rax # pass key schedule - mov %edx, %r10d # pass rounds - - call _bsaes_decrypt8 - - pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - pxor 0x10(%rsp), @XMM[1] - movdqu @XMM[0], 0x00($out) # write output - movdqu @XMM[1], 0x10($out) - lea 0x20($out), $out - - movdqa 0x20(%rsp), @XMM[7] # next iteration tweak - jmp .Lxts_dec_done -.align 16 -.Lxts_dec_1: - pxor @XMM[0], @XMM[8] - lea 0x10($inp), $inp - movdqa @XMM[8], 0x20(%rbp) - lea 0x20(%rbp), $arg1 - lea 0x20(%rbp), $arg2 - lea ($key), $arg3 - call asm_AES_decrypt # doesn't touch %xmm - pxor 0x20(%rbp), @XMM[0] # ^= tweak[] - #pxor @XMM[8], @XMM[0] - #lea 0x80(%rsp), %rax # pass key schedule - #mov %edx, %r10d # pass rounds - #call _bsaes_decrypt8 - #pxor 0x00(%rsp), @XMM[0] # ^= tweak[] - movdqu @XMM[0], 0x00($out) # write output - lea 0x10($out), $out - - movdqa 0x10(%rsp), @XMM[7] # next iteration tweak - -.Lxts_dec_done: - and \$15, %ebx - jz .Lxts_dec_ret - - pxor $twtmp, $twtmp - movdqa .Lxts_magic(%rip), $twmask - pcmpgtd @XMM[7], $twtmp - pshufd \$0x13, $twtmp, $twres - movdqa @XMM[7], @XMM[6] - paddq @XMM[7], @XMM[7] # psllq 1,$tweak - pand $twmask, $twres # isolate carry and residue - movdqu ($inp), @XMM[0] - pxor $twres, @XMM[7] - - lea 0x20(%rbp), $arg1 - pxor @XMM[7], @XMM[0] - lea 0x20(%rbp), $arg2 - movdqa @XMM[0], 0x20(%rbp) - lea ($key), $arg3 - call asm_AES_decrypt # doesn't touch %xmm - pxor 0x20(%rbp), @XMM[7] - mov $out, %rdx - movdqu @XMM[7], ($out) - -.Lxts_dec_steal: - movzb 16($inp), %eax - movzb (%rdx), %ecx - lea 1($inp), $inp - mov %al, (%rdx) - mov %cl, 16(%rdx) - lea 1(%rdx), %rdx - sub \$1,%ebx - jnz .Lxts_dec_steal - - movdqu ($out), @XMM[0] - lea 0x20(%rbp), $arg1 - pxor @XMM[6], @XMM[0] - lea 0x20(%rbp), $arg2 - movdqa @XMM[0], 0x20(%rbp) - lea ($key), $arg3 - call asm_AES_decrypt # doesn't touch %xmm - pxor 0x20(%rbp), @XMM[6] - movdqu @XMM[6], ($out) - -.Lxts_dec_ret: - lea (%rsp), %rax - pxor %xmm0, %xmm0 -.Lxts_dec_bzero: # wipe key schedule [if any] - movdqa %xmm0, 0x00(%rax) - movdqa %xmm0, 0x10(%rax) - lea 0x20(%rax), %rax - cmp %rax, %rbp - ja .Lxts_dec_bzero - - lea (%rbp),%rsp # restore %rsp -___ -$code.=<<___ if ($win64); - movaps 0x40(%rbp), %xmm6 - movaps 0x50(%rbp), %xmm7 - movaps 0x60(%rbp), %xmm8 - movaps 0x70(%rbp), %xmm9 - movaps 0x80(%rbp), %xmm10 - movaps 0x90(%rbp), %xmm11 - movaps 0xa0(%rbp), %xmm12 - movaps 0xb0(%rbp), %xmm13 - movaps 0xc0(%rbp), %xmm14 - movaps 0xd0(%rbp), %xmm15 - lea 0xa0(%rbp), %rsp -___ -$code.=<<___; - mov 0x48(%rsp), %r15 - mov 0x50(%rsp), %r14 - mov 0x58(%rsp), %r13 - mov 0x60(%rsp), %r12 - mov 0x68(%rsp), %rbx - mov 0x70(%rsp), %rax - lea 0x78(%rsp), %rsp - mov %rax, %rbp -.Lxts_dec_epilogue: - ret -.size bsaes_xts_decrypt,.-bsaes_xts_decrypt -___ -} -$code.=<<___; -.section .rodata -.type _bsaes_const,\@object -.align 64 -_bsaes_const: -.LM0ISR: # InvShiftRows constants - .quad 0x0a0e0206070b0f03, 0x0004080c0d010509 -.LISRM0: - .quad 0x01040b0e0205080f, 0x0306090c00070a0d -.LISR: - .quad 0x0504070602010003, 0x0f0e0d0c080b0a09 -.LBS0: # bit-slice constants - .quad 0x5555555555555555, 0x5555555555555555 -.LBS1: - .quad 0x3333333333333333, 0x3333333333333333 -.LBS2: - .quad 0x0f0f0f0f0f0f0f0f, 0x0f0f0f0f0f0f0f0f -.LSR: # shiftrows constants - .quad 0x0504070600030201, 0x0f0e0d0c0a09080b -.LSRM0: - .quad 0x0304090e00050a0f, 0x01060b0c0207080d -.LM0SR: - .quad 0x0a0e02060f03070b, 0x0004080c05090d01 -.LSWPUP: # byte-swap upper dword - .quad 0x0706050403020100, 0x0c0d0e0f0b0a0908 -.LSWPUPM0SR: - .quad 0x0a0d02060c03070b, 0x0004080f05090e01 -.LADD1: # counter increment constants - .quad 0x0000000000000000, 0x0000000100000000 -.LADD2: - .quad 0x0000000000000000, 0x0000000200000000 -.LADD3: - .quad 0x0000000000000000, 0x0000000300000000 -.LADD4: - .quad 0x0000000000000000, 0x0000000400000000 -.LADD5: - .quad 0x0000000000000000, 0x0000000500000000 -.LADD6: - .quad 0x0000000000000000, 0x0000000600000000 -.LADD7: - .quad 0x0000000000000000, 0x0000000700000000 -.LADD8: - .quad 0x0000000000000000, 0x0000000800000000 -.Lxts_magic: - .long 0x87,0,1,0 -.Lmasks: - .quad 0x0101010101010101, 0x0101010101010101 - .quad 0x0202020202020202, 0x0202020202020202 - .quad 0x0404040404040404, 0x0404040404040404 - .quad 0x0808080808080808, 0x0808080808080808 -.LM0: - .quad 0x02060a0e03070b0f, 0x0004080c0105090d -.L63: - .quad 0x6363636363636363, 0x6363636363636363 -.align 64 -.size _bsaes_const,.-_bsaes_const -.text -___ - -# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame, -# CONTEXT *context,DISPATCHER_CONTEXT *disp) -if ($win64) { -$rec="%rcx"; -$frame="%rdx"; -$context="%r8"; -$disp="%r9"; - -$code.=<<___; -.extern __imp_RtlVirtualUnwind -.type se_handler,\@abi-omnipotent -.align 16 -se_handler: - _CET_ENDBR - push %rsi - push %rdi - push %rbx - push %rbp - push %r12 - push %r13 - push %r14 - push %r15 - pushfq - sub \$64,%rsp - - mov 120($context),%rax # pull context->Rax - mov 248($context),%rbx # pull context->Rip - - mov 8($disp),%rsi # disp->ImageBase - mov 56($disp),%r11 # disp->HandlerData - - mov 0(%r11),%r10d # HandlerData[0] - lea (%rsi,%r10),%r10 # prologue label - cmp %r10,%rbx # context->RipRsp - - mov 4(%r11),%r10d # HandlerData[1] - lea (%rsi,%r10),%r10 # epilogue label - cmp %r10,%rbx # context->Rip>=epilogue label - jae .Lin_prologue - - mov 160($context),%rax # pull context->Rbp - - lea 0x40(%rax),%rsi # %xmm save area - lea 512($context),%rdi # &context.Xmm6 - mov \$20,%ecx # 10*sizeof(%xmm0)/sizeof(%rax) - .long 0xa548f3fc # cld; rep movsq - lea 0xa0(%rax),%rax # adjust stack pointer - - mov 0x70(%rax),%rbp - mov 0x68(%rax),%rbx - mov 0x60(%rax),%r12 - mov 0x58(%rax),%r13 - mov 0x50(%rax),%r14 - mov 0x48(%rax),%r15 - lea 0x78(%rax),%rax # adjust stack pointer - mov %rbx,144($context) # restore context->Rbx - mov %rbp,160($context) # restore context->Rbp - mov %r12,216($context) # restore context->R12 - mov %r13,224($context) # restore context->R13 - mov %r14,232($context) # restore context->R14 - mov %r15,240($context) # restore context->R15 - -.Lin_prologue: - mov %rax,152($context) # restore context->Rsp - - mov 40($disp),%rdi # disp->ContextRecord - mov $context,%rsi # context - mov \$`1232/8`,%ecx # sizeof(CONTEXT) - .long 0xa548f3fc # cld; rep movsq - - mov $disp,%rsi - xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER - mov 8(%rsi),%rdx # arg2, disp->ImageBase - mov 0(%rsi),%r8 # arg3, disp->ControlPc - mov 16(%rsi),%r9 # arg4, disp->FunctionEntry - mov 40(%rsi),%r10 # disp->ContextRecord - lea 56(%rsi),%r11 # &disp->HandlerData - lea 24(%rsi),%r12 # &disp->EstablisherFrame - mov %r10,32(%rsp) # arg5 - mov %r11,40(%rsp) # arg6 - mov %r12,48(%rsp) # arg7 - mov %rcx,56(%rsp) # arg8, (NULL) - call *__imp_RtlVirtualUnwind(%rip) - - mov \$1,%eax # ExceptionContinueSearch - add \$64,%rsp - popfq - pop %r15 - pop %r14 - pop %r13 - pop %r12 - pop %rbp - pop %rbx - pop %rdi - pop %rsi - ret -.size se_handler,.-se_handler - -.section .pdata -.align 4 -___ -$code.=<<___ if ($ecb); - .rva .Lecb_enc_prologue - .rva .Lecb_enc_epilogue - .rva .Lecb_enc_info - - .rva .Lecb_dec_prologue - .rva .Lecb_dec_epilogue - .rva .Lecb_dec_info -___ -$code.=<<___; - .rva .Lcbc_dec_prologue - .rva .Lcbc_dec_epilogue - .rva .Lcbc_dec_info - - .rva .Lctr_enc_prologue - .rva .Lctr_enc_epilogue - .rva .Lctr_enc_info - - .rva .Lxts_enc_prologue - .rva .Lxts_enc_epilogue - .rva .Lxts_enc_info - - .rva .Lxts_dec_prologue - .rva .Lxts_dec_epilogue - .rva .Lxts_dec_info - -.section .xdata -.align 8 -___ -$code.=<<___ if ($ecb); -.Lecb_enc_info: - .byte 9,0,0,0 - .rva se_handler - .rva .Lecb_enc_body,.Lecb_enc_epilogue # HandlerData[] -.Lecb_dec_info: - .byte 9,0,0,0 - .rva se_handler - .rva .Lecb_dec_body,.Lecb_dec_epilogue # HandlerData[] -___ -$code.=<<___; -.Lcbc_dec_info: - .byte 9,0,0,0 - .rva se_handler - .rva .Lcbc_dec_body,.Lcbc_dec_epilogue # HandlerData[] -.Lctr_enc_info: - .byte 9,0,0,0 - .rva se_handler - .rva .Lctr_enc_body,.Lctr_enc_epilogue # HandlerData[] -.Lxts_enc_info: - .byte 9,0,0,0 - .rva se_handler - .rva .Lxts_enc_body,.Lxts_enc_epilogue # HandlerData[] -.Lxts_dec_info: - .byte 9,0,0,0 - .rva se_handler - .rva .Lxts_dec_body,.Lxts_dec_epilogue # HandlerData[] -___ -} - -$code =~ s/\`([^\`]*)\`/eval($1)/gem; - -print $code; - -close STDOUT; diff --git a/src/lib/libcrypto/aes/asm/vpaes-x86.pl b/src/lib/libcrypto/aes/asm/vpaes-x86.pl deleted file mode 100644 index 6e7bd36d05..0000000000 --- a/src/lib/libcrypto/aes/asm/vpaes-x86.pl +++ /dev/null @@ -1,911 +0,0 @@ -#!/usr/bin/env perl - -###################################################################### -## Constant-time SSSE3 AES core implementation. -## version 0.1 -## -## By Mike Hamburg (Stanford University), 2009 -## Public domain. -## -## For details see http://shiftleft.org/papers/vector_aes/ and -## http://crypto.stanford.edu/vpaes/. - -###################################################################### -# September 2011. -# -# Port vpaes-x86_64.pl as 32-bit "almost" drop-in replacement for -# aes-586.pl. "Almost" refers to the fact that AES_cbc_encrypt -# doesn't handle partial vectors (doesn't have to if called from -# EVP only). "Drop-in" implies that this module doesn't share key -# schedule structure with the original nor does it make assumption -# about its alignment... -# -# Performance summary. aes-586.pl column lists large-block CBC -# encrypt/decrypt/with-hyper-threading-off(*) results in cycles per -# byte processed with 128-bit key, and vpaes-x86.pl column - [also -# large-block CBC] encrypt/decrypt. -# -# aes-586.pl vpaes-x86.pl -# -# Core 2(**) 29.1/42.3/18.3 22.0/25.6(***) -# Nehalem 27.9/40.4/18.1 10.3/12.0 -# Atom 102./119./60.1 64.5/85.3(***) -# -# (*) "Hyper-threading" in the context refers rather to cache shared -# among multiple cores, than to specifically Intel HTT. As vast -# majority of contemporary cores share cache, slower code path -# is common place. In other words "with-hyper-threading-off" -# results are presented mostly for reference purposes. -# -# (**) "Core 2" refers to initial 65nm design, a.k.a. Conroe. -# -# (***) Less impressive improvement on Core 2 and Atom is due to slow -# pshufb, yet it's respectable +32%/65% improvement on Core 2 -# and +58%/40% on Atom (as implied, over "hyper-threading-safe" -# code path). -# -# - -$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; -push(@INC,"${dir}","${dir}../../perlasm"); -require "x86asm.pl"; - -&asm_init($ARGV[0],"vpaes-x86.pl",$x86only = $ARGV[$#ARGV] eq "386"); - -$PREFIX="vpaes"; - -my ($round, $base, $magic, $key, $const, $inp, $out)= - ("eax", "ebx", "ecx", "edx","ebp", "esi","edi"); - - &rodataseg(); -&static_label("_vpaes_consts"); -&static_label("_vpaes_schedule_low_round"); - -&set_label("_vpaes_consts",64); -$k_inv=-0x30; # inv, inva - &data_word(0x0D080180,0x0E05060F,0x0A0B0C02,0x04070309); - &data_word(0x0F0B0780,0x01040A06,0x02050809,0x030D0E0C); - -$k_s0F=-0x10; # s0F - &data_word(0x0F0F0F0F,0x0F0F0F0F,0x0F0F0F0F,0x0F0F0F0F); - -$k_ipt=0x00; # input transform (lo, hi) - &data_word(0x5A2A7000,0xC2B2E898,0x52227808,0xCABAE090); - &data_word(0x317C4D00,0x4C01307D,0xB0FDCC81,0xCD80B1FC); - -$k_sb1=0x20; # sb1u, sb1t - &data_word(0xCB503E00,0xB19BE18F,0x142AF544,0xA5DF7A6E); - &data_word(0xFAE22300,0x3618D415,0x0D2ED9EF,0x3BF7CCC1); -$k_sb2=0x40; # sb2u, sb2t - &data_word(0x0B712400,0xE27A93C6,0xBC982FCD,0x5EB7E955); - &data_word(0x0AE12900,0x69EB8840,0xAB82234A,0xC2A163C8); -$k_sbo=0x60; # sbou, sbot - &data_word(0x6FBDC700,0xD0D26D17,0xC502A878,0x15AABF7A); - &data_word(0x5FBB6A00,0xCFE474A5,0x412B35FA,0x8E1E90D1); - -$k_mc_forward=0x80; # mc_forward - &data_word(0x00030201,0x04070605,0x080B0A09,0x0C0F0E0D); - &data_word(0x04070605,0x080B0A09,0x0C0F0E0D,0x00030201); - &data_word(0x080B0A09,0x0C0F0E0D,0x00030201,0x04070605); - &data_word(0x0C0F0E0D,0x00030201,0x04070605,0x080B0A09); - -$k_mc_backward=0xc0; # mc_backward - &data_word(0x02010003,0x06050407,0x0A09080B,0x0E0D0C0F); - &data_word(0x0E0D0C0F,0x02010003,0x06050407,0x0A09080B); - &data_word(0x0A09080B,0x0E0D0C0F,0x02010003,0x06050407); - &data_word(0x06050407,0x0A09080B,0x0E0D0C0F,0x02010003); - -$k_sr=0x100; # sr - &data_word(0x03020100,0x07060504,0x0B0A0908,0x0F0E0D0C); - &data_word(0x0F0A0500,0x030E0904,0x07020D08,0x0B06010C); - &data_word(0x0B020900,0x0F060D04,0x030A0108,0x070E050C); - &data_word(0x070A0D00,0x0B0E0104,0x0F020508,0x0306090C); - -$k_rcon=0x140; # rcon - &data_word(0xAF9DEEB6,0x1F8391B9,0x4D7C7D81,0x702A9808); - -$k_s63=0x150; # s63: all equal to 0x63 transformed - &data_word(0x5B5B5B5B,0x5B5B5B5B,0x5B5B5B5B,0x5B5B5B5B); - -$k_opt=0x160; # output transform - &data_word(0xD6B66000,0xFF9F4929,0xDEBE6808,0xF7974121); - &data_word(0x50BCEC00,0x01EDBD51,0xB05C0CE0,0xE10D5DB1); - -$k_deskew=0x180; # deskew tables: inverts the sbox's "skew" - &data_word(0x47A4E300,0x07E4A340,0x5DBEF91A,0x1DFEB95A); - &data_word(0x83EA6900,0x5F36B5DC,0xF49D1E77,0x2841C2AB); -## -## Decryption stuff -## Key schedule constants -## -$k_dksd=0x1a0; # decryption key schedule: invskew x*D - &data_word(0xA3E44700,0xFEB91A5D,0x5A1DBEF9,0x0740E3A4); - &data_word(0xB5368300,0x41C277F4,0xAB289D1E,0x5FDC69EA); -$k_dksb=0x1c0; # decryption key schedule: invskew x*B - &data_word(0x8550D500,0x9A4FCA1F,0x1CC94C99,0x03D65386); - &data_word(0xB6FC4A00,0x115BEDA7,0x7E3482C8,0xD993256F); -$k_dkse=0x1e0; # decryption key schedule: invskew x*E + 0x63 - &data_word(0x1FC9D600,0xD5031CCA,0x994F5086,0x53859A4C); - &data_word(0x4FDC7BE8,0xA2319605,0x20B31487,0xCD5EF96A); -$k_dks9=0x200; # decryption key schedule: invskew x*9 - &data_word(0x7ED9A700,0xB6116FC8,0x82255BFC,0x4AED9334); - &data_word(0x27143300,0x45765162,0xE9DAFDCE,0x8BB89FAC); - -## -## Decryption stuff -## Round function constants -## -$k_dipt=0x220; # decryption input transform - &data_word(0x0B545F00,0x0F505B04,0x114E451A,0x154A411E); - &data_word(0x60056500,0x86E383E6,0xF491F194,0x12771772); - -$k_dsb9=0x240; # decryption sbox output *9*u, *9*t - &data_word(0x9A86D600,0x851C0353,0x4F994CC9,0xCAD51F50); - &data_word(0xECD74900,0xC03B1789,0xB2FBA565,0x725E2C9E); -$k_dsbd=0x260; # decryption sbox output *D*u, *D*t - &data_word(0xE6B1A200,0x7D57CCDF,0x882A4439,0xF56E9B13); - &data_word(0x24C6CB00,0x3CE2FAF7,0x15DEEFD3,0x2931180D); -$k_dsbb=0x280; # decryption sbox output *B*u, *B*t - &data_word(0x96B44200,0xD0226492,0xB0F2D404,0x602646F6); - &data_word(0xCD596700,0xC19498A6,0x3255AA6B,0xF3FF0C3E); -$k_dsbe=0x2a0; # decryption sbox output *E*u, *E*t - &data_word(0x26D4D000,0x46F29296,0x64B4F6B0,0x22426004); - &data_word(0xFFAAC100,0x0C55A6CD,0x98593E32,0x9467F36B); -$k_dsbo=0x2c0; # decryption sbox final output - &data_word(0x7EF94000,0x1387EA53,0xD4943E2D,0xC7AA6DB9); - &data_word(0x93441D00,0x12D7560F,0xD8C58E9C,0xCA4B8159); - &previous(); - -&function_begin_B("_vpaes_preheat"); - &movdqa ("xmm7",&QWP($k_inv,$const)); - &movdqa ("xmm6",&QWP($k_s0F,$const)); - &ret (); -&function_end_B("_vpaes_preheat"); - -## -## _aes_encrypt_core -## -## AES-encrypt %xmm0. -## -## Inputs: -## %xmm0 = input -## %xmm6-%xmm7 as in _vpaes_preheat -## (%edx) = scheduled keys -## -## Output in %xmm0 -## Clobbers %xmm1-%xmm5, %eax, %ebx, %ecx, %edx -## -## -&function_begin_B("_vpaes_encrypt_core"); - &mov ($magic,16); - &mov ($round,&DWP(240,$key)); - &movdqa ("xmm1","xmm6") - &movdqa ("xmm2",&QWP($k_ipt,$const)); - &pandn ("xmm1","xmm0"); - &movdqu ("xmm5",&QWP(0,$key)); - &psrld ("xmm1",4); - &pand ("xmm0","xmm6"); - &pshufb ("xmm2","xmm0"); - &movdqa ("xmm0",&QWP($k_ipt+16,$const)); - &pshufb ("xmm0","xmm1"); - &pxor ("xmm2","xmm5"); - &pxor ("xmm0","xmm2"); - &add ($key,16); - &lea ($base,&DWP($k_mc_backward,$const)); - &jmp (&label("enc_entry")); - - -&set_label("enc_loop",16); - # middle of middle round - &movdqa ("xmm4",&QWP($k_sb1,$const)); # 4 : sb1u - &pshufb ("xmm4","xmm2"); # 4 = sb1u - &pxor ("xmm4","xmm5"); # 4 = sb1u + k - &movdqa ("xmm0",&QWP($k_sb1+16,$const));# 0 : sb1t - &pshufb ("xmm0","xmm3"); # 0 = sb1t - &pxor ("xmm0","xmm4"); # 0 = A - &movdqa ("xmm5",&QWP($k_sb2,$const)); # 4 : sb2u - &pshufb ("xmm5","xmm2"); # 4 = sb2u - &movdqa ("xmm1",&QWP(-0x40,$base,$magic));# .Lk_mc_forward[] - &movdqa ("xmm2",&QWP($k_sb2+16,$const));# 2 : sb2t - &pshufb ("xmm2","xmm3"); # 2 = sb2t - &pxor ("xmm2","xmm5"); # 2 = 2A - &movdqa ("xmm4",&QWP(0,$base,$magic)); # .Lk_mc_backward[] - &movdqa ("xmm3","xmm0"); # 3 = A - &pshufb ("xmm0","xmm1"); # 0 = B - &add ($key,16); # next key - &pxor ("xmm0","xmm2"); # 0 = 2A+B - &pshufb ("xmm3","xmm4"); # 3 = D - &add ($magic,16); # next mc - &pxor ("xmm3","xmm0"); # 3 = 2A+B+D - &pshufb ("xmm0","xmm1"); # 0 = 2B+C - &and ($magic,0x30); # ... mod 4 - &pxor ("xmm0","xmm3"); # 0 = 2A+3B+C+D - &sub ($round,1); # nr-- - -&set_label("enc_entry"); - # top of round - &movdqa ("xmm1","xmm6"); # 1 : i - &pandn ("xmm1","xmm0"); # 1 = i<<4 - &psrld ("xmm1",4); # 1 = i - &pand ("xmm0","xmm6"); # 0 = k - &movdqa ("xmm5",&QWP($k_inv+16,$const));# 2 : a/k - &pshufb ("xmm5","xmm0"); # 2 = a/k - &pxor ("xmm0","xmm1"); # 0 = j - &movdqa ("xmm3","xmm7"); # 3 : 1/i - &pshufb ("xmm3","xmm1"); # 3 = 1/i - &pxor ("xmm3","xmm5"); # 3 = iak = 1/i + a/k - &movdqa ("xmm4","xmm7"); # 4 : 1/j - &pshufb ("xmm4","xmm0"); # 4 = 1/j - &pxor ("xmm4","xmm5"); # 4 = jak = 1/j + a/k - &movdqa ("xmm2","xmm7"); # 2 : 1/iak - &pshufb ("xmm2","xmm3"); # 2 = 1/iak - &pxor ("xmm2","xmm0"); # 2 = io - &movdqa ("xmm3","xmm7"); # 3 : 1/jak - &movdqu ("xmm5",&QWP(0,$key)); - &pshufb ("xmm3","xmm4"); # 3 = 1/jak - &pxor ("xmm3","xmm1"); # 3 = jo - &jnz (&label("enc_loop")); - - # middle of last round - &movdqa ("xmm4",&QWP($k_sbo,$const)); # 3 : sbou .Lk_sbo - &movdqa ("xmm0",&QWP($k_sbo+16,$const));# 3 : sbot .Lk_sbo+16 - &pshufb ("xmm4","xmm2"); # 4 = sbou - &pxor ("xmm4","xmm5"); # 4 = sb1u + k - &pshufb ("xmm0","xmm3"); # 0 = sb1t - &movdqa ("xmm1",&QWP(0x40,$base,$magic));# .Lk_sr[] - &pxor ("xmm0","xmm4"); # 0 = A - &pshufb ("xmm0","xmm1"); - &ret (); -&function_end_B("_vpaes_encrypt_core"); - -## -## Decryption core -## -## Same API as encryption core. -## -&function_begin_B("_vpaes_decrypt_core"); - &mov ($round,&DWP(240,$key)); - &lea ($base,&DWP($k_dsbd,$const)); - &movdqa ("xmm1","xmm6"); - &movdqa ("xmm2",&QWP($k_dipt-$k_dsbd,$base)); - &pandn ("xmm1","xmm0"); - &mov ($magic,$round); - &psrld ("xmm1",4) - &movdqu ("xmm5",&QWP(0,$key)); - &shl ($magic,4); - &pand ("xmm0","xmm6"); - &pshufb ("xmm2","xmm0"); - &movdqa ("xmm0",&QWP($k_dipt-$k_dsbd+16,$base)); - &xor ($magic,0x30); - &pshufb ("xmm0","xmm1"); - &and ($magic,0x30); - &pxor ("xmm2","xmm5"); - &movdqa ("xmm5",&QWP($k_mc_forward+48,$const)); - &pxor ("xmm0","xmm2"); - &add ($key,16); - &lea ($magic,&DWP($k_sr-$k_dsbd,$base,$magic)); - &jmp (&label("dec_entry")); - -&set_label("dec_loop",16); -## -## Inverse mix columns -## - &movdqa ("xmm4",&QWP(-0x20,$base)); # 4 : sb9u - &pshufb ("xmm4","xmm2"); # 4 = sb9u - &pxor ("xmm4","xmm0"); - &movdqa ("xmm0",&QWP(-0x10,$base)); # 0 : sb9t - &pshufb ("xmm0","xmm3"); # 0 = sb9t - &pxor ("xmm0","xmm4"); # 0 = ch - &add ($key,16); # next round key - - &pshufb ("xmm0","xmm5"); # MC ch - &movdqa ("xmm4",&QWP(0,$base)); # 4 : sbdu - &pshufb ("xmm4","xmm2"); # 4 = sbdu - &pxor ("xmm4","xmm0"); # 4 = ch - &movdqa ("xmm0",&QWP(0x10,$base)); # 0 : sbdt - &pshufb ("xmm0","xmm3"); # 0 = sbdt - &pxor ("xmm0","xmm4"); # 0 = ch - &sub ($round,1); # nr-- - - &pshufb ("xmm0","xmm5"); # MC ch - &movdqa ("xmm4",&QWP(0x20,$base)); # 4 : sbbu - &pshufb ("xmm4","xmm2"); # 4 = sbbu - &pxor ("xmm4","xmm0"); # 4 = ch - &movdqa ("xmm0",&QWP(0x30,$base)); # 0 : sbbt - &pshufb ("xmm0","xmm3"); # 0 = sbbt - &pxor ("xmm0","xmm4"); # 0 = ch - - &pshufb ("xmm0","xmm5"); # MC ch - &movdqa ("xmm4",&QWP(0x40,$base)); # 4 : sbeu - &pshufb ("xmm4","xmm2"); # 4 = sbeu - &pxor ("xmm4","xmm0"); # 4 = ch - &movdqa ("xmm0",&QWP(0x50,$base)); # 0 : sbet - &pshufb ("xmm0","xmm3"); # 0 = sbet - &pxor ("xmm0","xmm4"); # 0 = ch - - &palignr("xmm5","xmm5",12); - -&set_label("dec_entry"); - # top of round - &movdqa ("xmm1","xmm6"); # 1 : i - &pandn ("xmm1","xmm0"); # 1 = i<<4 - &psrld ("xmm1",4); # 1 = i - &pand ("xmm0","xmm6"); # 0 = k - &movdqa ("xmm2",&QWP($k_inv+16,$const));# 2 : a/k - &pshufb ("xmm2","xmm0"); # 2 = a/k - &pxor ("xmm0","xmm1"); # 0 = j - &movdqa ("xmm3","xmm7"); # 3 : 1/i - &pshufb ("xmm3","xmm1"); # 3 = 1/i - &pxor ("xmm3","xmm2"); # 3 = iak = 1/i + a/k - &movdqa ("xmm4","xmm7"); # 4 : 1/j - &pshufb ("xmm4","xmm0"); # 4 = 1/j - &pxor ("xmm4","xmm2"); # 4 = jak = 1/j + a/k - &movdqa ("xmm2","xmm7"); # 2 : 1/iak - &pshufb ("xmm2","xmm3"); # 2 = 1/iak - &pxor ("xmm2","xmm0"); # 2 = io - &movdqa ("xmm3","xmm7"); # 3 : 1/jak - &pshufb ("xmm3","xmm4"); # 3 = 1/jak - &pxor ("xmm3","xmm1"); # 3 = jo - &movdqu ("xmm0",&QWP(0,$key)); - &jnz (&label("dec_loop")); - - # middle of last round - &movdqa ("xmm4",&QWP(0x60,$base)); # 3 : sbou - &pshufb ("xmm4","xmm2"); # 4 = sbou - &pxor ("xmm4","xmm0"); # 4 = sb1u + k - &movdqa ("xmm0",&QWP(0x70,$base)); # 0 : sbot - &movdqa ("xmm2",&QWP(0,$magic)); - &pshufb ("xmm0","xmm3"); # 0 = sb1t - &pxor ("xmm0","xmm4"); # 0 = A - &pshufb ("xmm0","xmm2"); - &ret (); -&function_end_B("_vpaes_decrypt_core"); - -######################################################## -## ## -## AES key schedule ## -## ## -######################################################## -&function_begin_B("_vpaes_schedule_core"); - &movdqu ("xmm0",&QWP(0,$inp)); # load key (unaligned) - &movdqa ("xmm2",&QWP($k_rcon,$const)); # load rcon - - # input transform - &movdqa ("xmm3","xmm0"); - &lea ($base,&DWP($k_ipt,$const)); - &movdqa (&QWP(4,"esp"),"xmm2"); # xmm8 - &call ("_vpaes_schedule_transform"); - &movdqa ("xmm7","xmm0"); - - &test ($out,$out); - &jnz (&label("schedule_am_decrypting")); - - # encrypting, output zeroth round key after transform - &movdqu (&QWP(0,$key),"xmm0"); - &jmp (&label("schedule_go")); - -&set_label("schedule_am_decrypting"); - # decrypting, output zeroth round key after shiftrows - &movdqa ("xmm1",&QWP($k_sr,$const,$magic)); - &pshufb ("xmm3","xmm1"); - &movdqu (&QWP(0,$key),"xmm3"); - &xor ($magic,0x30); - -&set_label("schedule_go"); - &cmp ($round,192); - &ja (&label("schedule_256")); - &je (&label("schedule_192")); - # 128: fall though - -## -## .schedule_128 -## -## 128-bit specific part of key schedule. -## -## This schedule is really simple, because all its parts -## are accomplished by the subroutines. -## -&set_label("schedule_128"); - &mov ($round,10); - -&set_label("loop_schedule_128"); - &call ("_vpaes_schedule_round"); - &dec ($round); - &jz (&label("schedule_mangle_last")); - &call ("_vpaes_schedule_mangle"); # write output - &jmp (&label("loop_schedule_128")); - -## -## .aes_schedule_192 -## -## 192-bit specific part of key schedule. -## -## The main body of this schedule is the same as the 128-bit -## schedule, but with more smearing. The long, high side is -## stored in %xmm7 as before, and the short, low side is in -## the high bits of %xmm6. -## -## This schedule is somewhat nastier, however, because each -## round produces 192 bits of key material, or 1.5 round keys. -## Therefore, on each cycle we do 2 rounds and produce 3 round -## keys. -## -&set_label("schedule_192",16); - &movdqu ("xmm0",&QWP(8,$inp)); # load key part 2 (very unaligned) - &call ("_vpaes_schedule_transform"); # input transform - &movdqa ("xmm6","xmm0"); # save short part - &pxor ("xmm4","xmm4"); # clear 4 - &movhlps("xmm6","xmm4"); # clobber low side with zeros - &mov ($round,4); - -&set_label("loop_schedule_192"); - &call ("_vpaes_schedule_round"); - &palignr("xmm0","xmm6",8); - &call ("_vpaes_schedule_mangle"); # save key n - &call ("_vpaes_schedule_192_smear"); - &call ("_vpaes_schedule_mangle"); # save key n+1 - &call ("_vpaes_schedule_round"); - &dec ($round); - &jz (&label("schedule_mangle_last")); - &call ("_vpaes_schedule_mangle"); # save key n+2 - &call ("_vpaes_schedule_192_smear"); - &jmp (&label("loop_schedule_192")); - -## -## .aes_schedule_256 -## -## 256-bit specific part of key schedule. -## -## The structure here is very similar to the 128-bit -## schedule, but with an additional "low side" in -## %xmm6. The low side's rounds are the same as the -## high side's, except no rcon and no rotation. -## -&set_label("schedule_256",16); - &movdqu ("xmm0",&QWP(16,$inp)); # load key part 2 (unaligned) - &call ("_vpaes_schedule_transform"); # input transform - &mov ($round,7); - -&set_label("loop_schedule_256"); - &call ("_vpaes_schedule_mangle"); # output low result - &movdqa ("xmm6","xmm0"); # save cur_lo in xmm6 - - # high round - &call ("_vpaes_schedule_round"); - &dec ($round); - &jz (&label("schedule_mangle_last")); - &call ("_vpaes_schedule_mangle"); - - # low round. swap xmm7 and xmm6 - &pshufd ("xmm0","xmm0",0xFF); - &movdqa (&QWP(20,"esp"),"xmm7"); - &movdqa ("xmm7","xmm6"); - &call ("_vpaes_schedule_low_round"); - &movdqa ("xmm7",&QWP(20,"esp")); - - &jmp (&label("loop_schedule_256")); - -## -## .aes_schedule_mangle_last -## -## Mangler for last round of key schedule -## Mangles %xmm0 -## when encrypting, outputs out(%xmm0) ^ 63 -## when decrypting, outputs unskew(%xmm0) -## -## Always called right before return... jumps to cleanup and exits -## -&set_label("schedule_mangle_last",16); - # schedule last round key from xmm0 - &lea ($base,&DWP($k_deskew,$const)); - &test ($out,$out); - &jnz (&label("schedule_mangle_last_dec")); - - # encrypting - &movdqa ("xmm1",&QWP($k_sr,$const,$magic)); - &pshufb ("xmm0","xmm1"); # output permute - &lea ($base,&DWP($k_opt,$const)); # prepare to output transform - &add ($key,32); - -&set_label("schedule_mangle_last_dec"); - &add ($key,-16); - &pxor ("xmm0",&QWP($k_s63,$const)); - &call ("_vpaes_schedule_transform"); # output transform - &movdqu (&QWP(0,$key),"xmm0"); # save last key - - # cleanup - &pxor ("xmm0","xmm0"); - &pxor ("xmm1","xmm1"); - &pxor ("xmm2","xmm2"); - &pxor ("xmm3","xmm3"); - &pxor ("xmm4","xmm4"); - &pxor ("xmm5","xmm5"); - &pxor ("xmm6","xmm6"); - &pxor ("xmm7","xmm7"); - &ret (); -&function_end_B("_vpaes_schedule_core"); - -## -## .aes_schedule_192_smear -## -## Smear the short, low side in the 192-bit key schedule. -## -## Inputs: -## %xmm7: high side, b a x y -## %xmm6: low side, d c 0 0 -## %xmm13: 0 -## -## Outputs: -## %xmm6: b+c+d b+c 0 0 -## %xmm0: b+c+d b+c b a -## -&function_begin_B("_vpaes_schedule_192_smear"); - &pshufd ("xmm0","xmm6",0x80); # d c 0 0 -> c 0 0 0 - &pxor ("xmm6","xmm0"); # -> c+d c 0 0 - &pshufd ("xmm0","xmm7",0xFE); # b a _ _ -> b b b a - &pxor ("xmm6","xmm0"); # -> b+c+d b+c b a - &movdqa ("xmm0","xmm6"); - &pxor ("xmm1","xmm1"); - &movhlps("xmm6","xmm1"); # clobber low side with zeros - &ret (); -&function_end_B("_vpaes_schedule_192_smear"); - -## -## .aes_schedule_round -## -## Runs one main round of the key schedule on %xmm0, %xmm7 -## -## Specifically, runs subbytes on the high dword of %xmm0 -## then rotates it by one byte and xors into the low dword of -## %xmm7. -## -## Adds rcon from low byte of %xmm8, then rotates %xmm8 for -## next rcon. -## -## Smears the dwords of %xmm7 by xoring the low into the -## second low, result into third, result into highest. -## -## Returns results in %xmm7 = %xmm0. -## Clobbers %xmm1-%xmm5. -## -&function_begin_B("_vpaes_schedule_round"); - # extract rcon from xmm8 - &movdqa ("xmm2",&QWP(8,"esp")); # xmm8 - &pxor ("xmm1","xmm1"); - &palignr("xmm1","xmm2",15); - &palignr("xmm2","xmm2",15); - &pxor ("xmm7","xmm1"); - - # rotate - &pshufd ("xmm0","xmm0",0xFF); - &palignr("xmm0","xmm0",1); - - # fall through... - &movdqa (&QWP(8,"esp"),"xmm2"); # xmm8 - - # low round: same as high round, but no rotation and no rcon. -&set_label("_vpaes_schedule_low_round"); - # smear xmm7 - &movdqa ("xmm1","xmm7"); - &pslldq ("xmm7",4); - &pxor ("xmm7","xmm1"); - &movdqa ("xmm1","xmm7"); - &pslldq ("xmm7",8); - &pxor ("xmm7","xmm1"); - &pxor ("xmm7",&QWP($k_s63,$const)); - - # subbyte - &movdqa ("xmm4",&QWP($k_s0F,$const)); - &movdqa ("xmm5",&QWP($k_inv,$const)); # 4 : 1/j - &movdqa ("xmm1","xmm4"); - &pandn ("xmm1","xmm0"); - &psrld ("xmm1",4); # 1 = i - &pand ("xmm0","xmm4"); # 0 = k - &movdqa ("xmm2",&QWP($k_inv+16,$const));# 2 : a/k - &pshufb ("xmm2","xmm0"); # 2 = a/k - &pxor ("xmm0","xmm1"); # 0 = j - &movdqa ("xmm3","xmm5"); # 3 : 1/i - &pshufb ("xmm3","xmm1"); # 3 = 1/i - &pxor ("xmm3","xmm2"); # 3 = iak = 1/i + a/k - &movdqa ("xmm4","xmm5"); # 4 : 1/j - &pshufb ("xmm4","xmm0"); # 4 = 1/j - &pxor ("xmm4","xmm2"); # 4 = jak = 1/j + a/k - &movdqa ("xmm2","xmm5"); # 2 : 1/iak - &pshufb ("xmm2","xmm3"); # 2 = 1/iak - &pxor ("xmm2","xmm0"); # 2 = io - &movdqa ("xmm3","xmm5"); # 3 : 1/jak - &pshufb ("xmm3","xmm4"); # 3 = 1/jak - &pxor ("xmm3","xmm1"); # 3 = jo - &movdqa ("xmm4",&QWP($k_sb1,$const)); # 4 : sbou - &pshufb ("xmm4","xmm2"); # 4 = sbou - &movdqa ("xmm0",&QWP($k_sb1+16,$const));# 0 : sbot - &pshufb ("xmm0","xmm3"); # 0 = sb1t - &pxor ("xmm0","xmm4"); # 0 = sbox output - - # add in smeared stuff - &pxor ("xmm0","xmm7"); - &movdqa ("xmm7","xmm0"); - &ret (); -&function_end_B("_vpaes_schedule_round"); - -## -## .aes_schedule_transform -## -## Linear-transform %xmm0 according to tables at (%ebx) -## -## Output in %xmm0 -## Clobbers %xmm1, %xmm2 -## -&function_begin_B("_vpaes_schedule_transform"); - &movdqa ("xmm2",&QWP($k_s0F,$const)); - &movdqa ("xmm1","xmm2"); - &pandn ("xmm1","xmm0"); - &psrld ("xmm1",4); - &pand ("xmm0","xmm2"); - &movdqa ("xmm2",&QWP(0,$base)); - &pshufb ("xmm2","xmm0"); - &movdqa ("xmm0",&QWP(16,$base)); - &pshufb ("xmm0","xmm1"); - &pxor ("xmm0","xmm2"); - &ret (); -&function_end_B("_vpaes_schedule_transform"); - -## -## .aes_schedule_mangle -## -## Mangle xmm0 from (basis-transformed) standard version -## to our version. -## -## On encrypt, -## xor with 0x63 -## multiply by circulant 0,1,1,1 -## apply shiftrows transform -## -## On decrypt, -## xor with 0x63 -## multiply by "inverse mixcolumns" circulant E,B,D,9 -## deskew -## apply shiftrows transform -## -## -## Writes out to (%edx), and increments or decrements it -## Keeps track of round number mod 4 in %ecx -## Preserves xmm0 -## Clobbers xmm1-xmm5 -## -&function_begin_B("_vpaes_schedule_mangle"); - &movdqa ("xmm4","xmm0"); # save xmm0 for later - &movdqa ("xmm5",&QWP($k_mc_forward,$const)); - &test ($out,$out); - &jnz (&label("schedule_mangle_dec")); - - # encrypting - &add ($key,16); - &pxor ("xmm4",&QWP($k_s63,$const)); - &pshufb ("xmm4","xmm5"); - &movdqa ("xmm3","xmm4"); - &pshufb ("xmm4","xmm5"); - &pxor ("xmm3","xmm4"); - &pshufb ("xmm4","xmm5"); - &pxor ("xmm3","xmm4"); - - &jmp (&label("schedule_mangle_both")); - -&set_label("schedule_mangle_dec",16); - # inverse mix columns - &movdqa ("xmm2",&QWP($k_s0F,$const)); - &lea ($inp,&DWP($k_dksd,$const)); - &movdqa ("xmm1","xmm2"); - &pandn ("xmm1","xmm4"); - &psrld ("xmm1",4); # 1 = hi - &pand ("xmm4","xmm2"); # 4 = lo - - &movdqa ("xmm2",&QWP(0,$inp)); - &pshufb ("xmm2","xmm4"); - &movdqa ("xmm3",&QWP(0x10,$inp)); - &pshufb ("xmm3","xmm1"); - &pxor ("xmm3","xmm2"); - &pshufb ("xmm3","xmm5"); - - &movdqa ("xmm2",&QWP(0x20,$inp)); - &pshufb ("xmm2","xmm4"); - &pxor ("xmm2","xmm3"); - &movdqa ("xmm3",&QWP(0x30,$inp)); - &pshufb ("xmm3","xmm1"); - &pxor ("xmm3","xmm2"); - &pshufb ("xmm3","xmm5"); - - &movdqa ("xmm2",&QWP(0x40,$inp)); - &pshufb ("xmm2","xmm4"); - &pxor ("xmm2","xmm3"); - &movdqa ("xmm3",&QWP(0x50,$inp)); - &pshufb ("xmm3","xmm1"); - &pxor ("xmm3","xmm2"); - &pshufb ("xmm3","xmm5"); - - &movdqa ("xmm2",&QWP(0x60,$inp)); - &pshufb ("xmm2","xmm4"); - &pxor ("xmm2","xmm3"); - &movdqa ("xmm3",&QWP(0x70,$inp)); - &pshufb ("xmm3","xmm1"); - &pxor ("xmm3","xmm2"); - - &add ($key,-16); - -&set_label("schedule_mangle_both"); - &movdqa ("xmm1",&QWP($k_sr,$const,$magic)); - &pshufb ("xmm3","xmm1"); - &add ($magic,-16); - &and ($magic,0x30); - &movdqu (&QWP(0,$key),"xmm3"); - &ret (); -&function_end_B("_vpaes_schedule_mangle"); - -# -# Interface to OpenSSL -# -&function_begin("${PREFIX}_set_encrypt_key"); - &mov ($inp,&wparam(0)); # inp - &lea ($base,&DWP(-56,"esp")); - &mov ($round,&wparam(1)); # bits - &and ($base,-16); - &mov ($key,&wparam(2)); # key - &xchg ($base,"esp"); # alloca - &mov (&DWP(48,"esp"),$base); - - &mov ($base,$round); - &shr ($base,5); - &add ($base,5); - &mov (&DWP(240,$key),$base); # AES_KEY->rounds = nbits/32+5; - &mov ($magic,0x30); - &mov ($out,0); - - &picsetup($const); - &picsymbol($const, &label("_vpaes_consts"), $const); - &lea ($const,&DWP(0x30,$const)) - - &call ("_vpaes_schedule_core"); - - &mov ("esp",&DWP(48,"esp")); - &xor ("eax","eax"); -&function_end("${PREFIX}_set_encrypt_key"); - -&function_begin("${PREFIX}_set_decrypt_key"); - &mov ($inp,&wparam(0)); # inp - &lea ($base,&DWP(-56,"esp")); - &mov ($round,&wparam(1)); # bits - &and ($base,-16); - &mov ($key,&wparam(2)); # key - &xchg ($base,"esp"); # alloca - &mov (&DWP(48,"esp"),$base); - - &mov ($base,$round); - &shr ($base,5); - &add ($base,5); - &mov (&DWP(240,$key),$base); # AES_KEY->rounds = nbits/32+5; - &shl ($base,4); - &lea ($key,&DWP(16,$key,$base)); - - &mov ($out,1); - &mov ($magic,$round); - &shr ($magic,1); - &and ($magic,32); - &xor ($magic,32); # nbist==192?0:32; - - &picsetup($const); - &picsymbol($const, &label("_vpaes_consts"), $const); - &lea ($const,&DWP(0x30,$const)) - - &call ("_vpaes_schedule_core"); - - &mov ("esp",&DWP(48,"esp")); - &xor ("eax","eax"); -&function_end("${PREFIX}_set_decrypt_key"); - -&function_begin("${PREFIX}_encrypt"); - &picsetup($const); - &picsymbol($const, &label("_vpaes_consts"), $const); - &lea ($const,&DWP(0x30,$const)) - - &call ("_vpaes_preheat"); - &mov ($inp,&wparam(0)); # inp - &lea ($base,&DWP(-56,"esp")); - &mov ($out,&wparam(1)); # out - &and ($base,-16); - &mov ($key,&wparam(2)); # key - &xchg ($base,"esp"); # alloca - &mov (&DWP(48,"esp"),$base); - - &movdqu ("xmm0",&QWP(0,$inp)); - &call ("_vpaes_encrypt_core"); - &movdqu (&QWP(0,$out),"xmm0"); - - &mov ("esp",&DWP(48,"esp")); -&function_end("${PREFIX}_encrypt"); - -&function_begin("${PREFIX}_decrypt"); - &picsetup($const); - &picsymbol($const, &label("_vpaes_consts"), $const); - &lea ($const,&DWP(0x30,$const)) - - &call ("_vpaes_preheat"); - &mov ($inp,&wparam(0)); # inp - &lea ($base,&DWP(-56,"esp")); - &mov ($out,&wparam(1)); # out - &and ($base,-16); - &mov ($key,&wparam(2)); # key - &xchg ($base,"esp"); # alloca - &mov (&DWP(48,"esp"),$base); - - &movdqu ("xmm0",&QWP(0,$inp)); - &call ("_vpaes_decrypt_core"); - &movdqu (&QWP(0,$out),"xmm0"); - - &mov ("esp",&DWP(48,"esp")); -&function_end("${PREFIX}_decrypt"); - -&function_begin("${PREFIX}_cbc_encrypt"); - &mov ($inp,&wparam(0)); # inp - &mov ($out,&wparam(1)); # out - &mov ($round,&wparam(2)); # len - &mov ($key,&wparam(3)); # key - &sub ($round,16); - &jc (&label("cbc_abort")); - &lea ($base,&DWP(-56,"esp")); - &mov ($const,&wparam(4)); # ivp - &and ($base,-16); - &mov ($magic,&wparam(5)); # enc - &xchg ($base,"esp"); # alloca - &movdqu ("xmm1",&QWP(0,$const)); # load IV - &sub ($out,$inp); - &mov (&DWP(48,"esp"),$base); - - &mov (&DWP(0,"esp"),$out); # save out - &mov (&DWP(4,"esp"),$key) # save key - &mov (&DWP(8,"esp"),$const); # save ivp - &mov ($out,$round); # $out works as $len - - &picsetup($const); - &picsymbol($const, &label("_vpaes_consts"), $const); - &lea ($const,&DWP(0x30,$const)) - - &call ("_vpaes_preheat"); - &cmp ($magic,0); - &je (&label("cbc_dec_loop")); - &jmp (&label("cbc_enc_loop")); - -&set_label("cbc_enc_loop",16); - &movdqu ("xmm0",&QWP(0,$inp)); # load input - &pxor ("xmm0","xmm1"); # inp^=iv - &call ("_vpaes_encrypt_core"); - &mov ($base,&DWP(0,"esp")); # restore out - &mov ($key,&DWP(4,"esp")); # restore key - &movdqa ("xmm1","xmm0"); - &movdqu (&QWP(0,$base,$inp),"xmm0"); # write output - &lea ($inp,&DWP(16,$inp)); - &sub ($out,16); - &jnc (&label("cbc_enc_loop")); - &jmp (&label("cbc_done")); - -&set_label("cbc_dec_loop",16); - &movdqu ("xmm0",&QWP(0,$inp)); # load input - &movdqa (&QWP(16,"esp"),"xmm1"); # save IV - &movdqa (&QWP(32,"esp"),"xmm0"); # save future IV - &call ("_vpaes_decrypt_core"); - &mov ($base,&DWP(0,"esp")); # restore out - &mov ($key,&DWP(4,"esp")); # restore key - &pxor ("xmm0",&QWP(16,"esp")); # out^=iv - &movdqa ("xmm1",&QWP(32,"esp")); # load next IV - &movdqu (&QWP(0,$base,$inp),"xmm0"); # write output - &lea ($inp,&DWP(16,$inp)); - &sub ($out,16); - &jnc (&label("cbc_dec_loop")); - -&set_label("cbc_done"); - &mov ($base,&DWP(8,"esp")); # restore ivp - &mov ("esp",&DWP(48,"esp")); - &movdqu (&QWP(0,$base),"xmm1"); # write IV -&set_label("cbc_abort"); -&function_end("${PREFIX}_cbc_encrypt"); - -&asm_finish(); diff --git a/src/lib/libcrypto/aes/asm/vpaes-x86_64.pl b/src/lib/libcrypto/aes/asm/vpaes-x86_64.pl deleted file mode 100644 index 7d92e8d8ca..0000000000 --- a/src/lib/libcrypto/aes/asm/vpaes-x86_64.pl +++ /dev/null @@ -1,1222 +0,0 @@ -#!/usr/bin/env perl - -###################################################################### -## Constant-time SSSE3 AES core implementation. -## version 0.1 -## -## By Mike Hamburg (Stanford University), 2009 -## Public domain. -## -## For details see http://shiftleft.org/papers/vector_aes/ and -## http://crypto.stanford.edu/vpaes/. - -###################################################################### -# September 2011. -# -# Interface to OpenSSL as "almost" drop-in replacement for -# aes-x86_64.pl. "Almost" refers to the fact that AES_cbc_encrypt -# doesn't handle partial vectors (doesn't have to if called from -# EVP only). "Drop-in" implies that this module doesn't share key -# schedule structure with the original nor does it make assumption -# about its alignment... -# -# Performance summary. aes-x86_64.pl column lists large-block CBC -# encrypt/decrypt/with-hyper-threading-off(*) results in cycles per -# byte processed with 128-bit key, and vpaes-x86_64.pl column - -# [also large-block CBC] encrypt/decrypt. -# -# aes-x86_64.pl vpaes-x86_64.pl -# -# Core 2(**) 30.5/43.7/14.3 21.8/25.7(***) -# Nehalem 30.5/42.2/14.6 9.8/11.8 -# Atom 63.9/79.0/32.1 64.0/84.8(***) -# -# (*) "Hyper-threading" in the context refers rather to cache shared -# among multiple cores, than to specifically Intel HTT. As vast -# majority of contemporary cores share cache, slower code path -# is common place. In other words "with-hyper-threading-off" -# results are presented mostly for reference purposes. -# -# (**) "Core 2" refers to initial 65nm design, a.k.a. Conroe. -# -# (***) Less impressive improvement on Core 2 and Atom is due to slow -# pshufb, yet it's respectable +40%/78% improvement on Core 2 -# (as implied, over "hyper-threading-safe" code path). -# -# - -$flavour = shift; -$output = shift; -if ($flavour =~ /\./) { $output = $flavour; undef $flavour; } - -$win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/); - -$0 =~ m/(.*[\/\\])[^\/\\]+$/; $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 $output"; -*STDOUT=*OUT; - -$PREFIX="vpaes"; - -$code.=<<___; -.text - -## -## _aes_encrypt_core -## -## AES-encrypt %xmm0. -## -## Inputs: -## %xmm0 = input -## %xmm9-%xmm15 as in _vpaes_preheat -## (%rdx) = scheduled keys -## -## Output in %xmm0 -## Clobbers %xmm1-%xmm5, %r9, %r10, %r11, %rax -## Preserves %xmm6 - %xmm8 so you get some local vectors -## -## -.type _vpaes_encrypt_core,\@abi-omnipotent -.align 16 -_vpaes_encrypt_core: - _CET_ENDBR - mov %rdx, %r9 - mov \$16, %r11 - mov 240(%rdx),%eax - movdqa %xmm9, %xmm1 - movdqa .Lk_ipt(%rip), %xmm2 # iptlo - pandn %xmm0, %xmm1 - movdqu (%r9), %xmm5 # round0 key - psrld \$4, %xmm1 - pand %xmm9, %xmm0 - pshufb %xmm0, %xmm2 - movdqa .Lk_ipt+16(%rip), %xmm0 # ipthi - pshufb %xmm1, %xmm0 - pxor %xmm5, %xmm2 - pxor %xmm2, %xmm0 - add \$16, %r9 - lea .Lk_mc_backward(%rip),%r10 - jmp .Lenc_entry - -.align 16 -.Lenc_loop: - # middle of middle round - movdqa %xmm13, %xmm4 # 4 : sb1u - pshufb %xmm2, %xmm4 # 4 = sb1u - pxor %xmm5, %xmm4 # 4 = sb1u + k - movdqa %xmm12, %xmm0 # 0 : sb1t - pshufb %xmm3, %xmm0 # 0 = sb1t - pxor %xmm4, %xmm0 # 0 = A - movdqa %xmm15, %xmm5 # 4 : sb2u - pshufb %xmm2, %xmm5 # 4 = sb2u - movdqa -0x40(%r11,%r10), %xmm1 # .Lk_mc_forward[] - movdqa %xmm14, %xmm2 # 2 : sb2t - pshufb %xmm3, %xmm2 # 2 = sb2t - pxor %xmm5, %xmm2 # 2 = 2A - movdqa (%r11,%r10), %xmm4 # .Lk_mc_backward[] - movdqa %xmm0, %xmm3 # 3 = A - pshufb %xmm1, %xmm0 # 0 = B - add \$16, %r9 # next key - pxor %xmm2, %xmm0 # 0 = 2A+B - pshufb %xmm4, %xmm3 # 3 = D - add \$16, %r11 # next mc - pxor %xmm0, %xmm3 # 3 = 2A+B+D - pshufb %xmm1, %xmm0 # 0 = 2B+C - and \$0x30, %r11 # ... mod 4 - pxor %xmm3, %xmm0 # 0 = 2A+3B+C+D - sub \$1,%rax # nr-- - -.Lenc_entry: - # top of round - movdqa %xmm9, %xmm1 # 1 : i - pandn %xmm0, %xmm1 # 1 = i<<4 - psrld \$4, %xmm1 # 1 = i - pand %xmm9, %xmm0 # 0 = k - movdqa %xmm11, %xmm5 # 2 : a/k - pshufb %xmm0, %xmm5 # 2 = a/k - pxor %xmm1, %xmm0 # 0 = j - movdqa %xmm10, %xmm3 # 3 : 1/i - pshufb %xmm1, %xmm3 # 3 = 1/i - pxor %xmm5, %xmm3 # 3 = iak = 1/i + a/k - movdqa %xmm10, %xmm4 # 4 : 1/j - pshufb %xmm0, %xmm4 # 4 = 1/j - pxor %xmm5, %xmm4 # 4 = jak = 1/j + a/k - movdqa %xmm10, %xmm2 # 2 : 1/iak - pshufb %xmm3, %xmm2 # 2 = 1/iak - pxor %xmm0, %xmm2 # 2 = io - movdqa %xmm10, %xmm3 # 3 : 1/jak - movdqu (%r9), %xmm5 - pshufb %xmm4, %xmm3 # 3 = 1/jak - pxor %xmm1, %xmm3 # 3 = jo - jnz .Lenc_loop - - # middle of last round - movdqa -0x60(%r10), %xmm4 # 3 : sbou .Lk_sbo - movdqa -0x50(%r10), %xmm0 # 0 : sbot .Lk_sbo+16 - pshufb %xmm2, %xmm4 # 4 = sbou - pxor %xmm5, %xmm4 # 4 = sb1u + k - pshufb %xmm3, %xmm0 # 0 = sb1t - movdqa 0x40(%r11,%r10), %xmm1 # .Lk_sr[] - pxor %xmm4, %xmm0 # 0 = A - pshufb %xmm1, %xmm0 - ret -.size _vpaes_encrypt_core,.-_vpaes_encrypt_core - -## -## Decryption core -## -## Same API as encryption core. -## -.type _vpaes_decrypt_core,\@abi-omnipotent -.align 16 -_vpaes_decrypt_core: - _CET_ENDBR - mov %rdx, %r9 # load key - mov 240(%rdx),%eax - movdqa %xmm9, %xmm1 - movdqa .Lk_dipt(%rip), %xmm2 # iptlo - pandn %xmm0, %xmm1 - mov %rax, %r11 - psrld \$4, %xmm1 - movdqu (%r9), %xmm5 # round0 key - shl \$4, %r11 - pand %xmm9, %xmm0 - pshufb %xmm0, %xmm2 - movdqa .Lk_dipt+16(%rip), %xmm0 # ipthi - xor \$0x30, %r11 - lea .Lk_dsbd(%rip),%r10 - pshufb %xmm1, %xmm0 - and \$0x30, %r11 - pxor %xmm5, %xmm2 - movdqa .Lk_mc_forward+48(%rip), %xmm5 - pxor %xmm2, %xmm0 - add \$16, %r9 - add %r10, %r11 - jmp .Ldec_entry - -.align 16 -.Ldec_loop: -## -## Inverse mix columns -## - movdqa -0x20(%r10),%xmm4 # 4 : sb9u - pshufb %xmm2, %xmm4 # 4 = sb9u - pxor %xmm0, %xmm4 - movdqa -0x10(%r10),%xmm0 # 0 : sb9t - pshufb %xmm3, %xmm0 # 0 = sb9t - pxor %xmm4, %xmm0 # 0 = ch - add \$16, %r9 # next round key - - pshufb %xmm5, %xmm0 # MC ch - movdqa 0x00(%r10),%xmm4 # 4 : sbdu - pshufb %xmm2, %xmm4 # 4 = sbdu - pxor %xmm0, %xmm4 # 4 = ch - movdqa 0x10(%r10),%xmm0 # 0 : sbdt - pshufb %xmm3, %xmm0 # 0 = sbdt - pxor %xmm4, %xmm0 # 0 = ch - sub \$1,%rax # nr-- - - pshufb %xmm5, %xmm0 # MC ch - movdqa 0x20(%r10),%xmm4 # 4 : sbbu - pshufb %xmm2, %xmm4 # 4 = sbbu - pxor %xmm0, %xmm4 # 4 = ch - movdqa 0x30(%r10),%xmm0 # 0 : sbbt - pshufb %xmm3, %xmm0 # 0 = sbbt - pxor %xmm4, %xmm0 # 0 = ch - - pshufb %xmm5, %xmm0 # MC ch - movdqa 0x40(%r10),%xmm4 # 4 : sbeu - pshufb %xmm2, %xmm4 # 4 = sbeu - pxor %xmm0, %xmm4 # 4 = ch - movdqa 0x50(%r10),%xmm0 # 0 : sbet - pshufb %xmm3, %xmm0 # 0 = sbet - pxor %xmm4, %xmm0 # 0 = ch - - palignr \$12, %xmm5, %xmm5 - -.Ldec_entry: - # top of round - movdqa %xmm9, %xmm1 # 1 : i - pandn %xmm0, %xmm1 # 1 = i<<4 - psrld \$4, %xmm1 # 1 = i - pand %xmm9, %xmm0 # 0 = k - movdqa %xmm11, %xmm2 # 2 : a/k - pshufb %xmm0, %xmm2 # 2 = a/k - pxor %xmm1, %xmm0 # 0 = j - movdqa %xmm10, %xmm3 # 3 : 1/i - pshufb %xmm1, %xmm3 # 3 = 1/i - pxor %xmm2, %xmm3 # 3 = iak = 1/i + a/k - movdqa %xmm10, %xmm4 # 4 : 1/j - pshufb %xmm0, %xmm4 # 4 = 1/j - pxor %xmm2, %xmm4 # 4 = jak = 1/j + a/k - movdqa %xmm10, %xmm2 # 2 : 1/iak - pshufb %xmm3, %xmm2 # 2 = 1/iak - pxor %xmm0, %xmm2 # 2 = io - movdqa %xmm10, %xmm3 # 3 : 1/jak - pshufb %xmm4, %xmm3 # 3 = 1/jak - pxor %xmm1, %xmm3 # 3 = jo - movdqu (%r9), %xmm0 - jnz .Ldec_loop - - # middle of last round - movdqa 0x60(%r10), %xmm4 # 3 : sbou - pshufb %xmm2, %xmm4 # 4 = sbou - pxor %xmm0, %xmm4 # 4 = sb1u + k - movdqa 0x70(%r10), %xmm0 # 0 : sbot - movdqa -0x160(%r11), %xmm2 # .Lk_sr-.Lk_dsbd=-0x160 - pshufb %xmm3, %xmm0 # 0 = sb1t - pxor %xmm4, %xmm0 # 0 = A - pshufb %xmm2, %xmm0 - ret -.size _vpaes_decrypt_core,.-_vpaes_decrypt_core - -######################################################## -## ## -## AES key schedule ## -## ## -######################################################## -.type _vpaes_schedule_core,\@abi-omnipotent -.align 16 -_vpaes_schedule_core: - _CET_ENDBR - # rdi = key - # rsi = size in bits - # rdx = buffer - # rcx = direction. 0=encrypt, 1=decrypt - - call _vpaes_preheat # load the tables - movdqa .Lk_rcon(%rip), %xmm8 # load rcon - movdqu (%rdi), %xmm0 # load key (unaligned) - - # input transform - movdqa %xmm0, %xmm3 - lea .Lk_ipt(%rip), %r11 - call _vpaes_schedule_transform - movdqa %xmm0, %xmm7 - - lea .Lk_sr(%rip),%r10 - test %rcx, %rcx - jnz .Lschedule_am_decrypting - - # encrypting, output zeroth round key after transform - movdqu %xmm0, (%rdx) - jmp .Lschedule_go - -.Lschedule_am_decrypting: - # decrypting, output zeroth round key after shiftrows - movdqa (%r8,%r10),%xmm1 - pshufb %xmm1, %xmm3 - movdqu %xmm3, (%rdx) - xor \$0x30, %r8 - -.Lschedule_go: - cmp \$192, %esi - ja .Lschedule_256 - je .Lschedule_192 - # 128: fall though - -## -## .schedule_128 -## -## 128-bit specific part of key schedule. -## -## This schedule is really simple, because all its parts -## are accomplished by the subroutines. -## -.Lschedule_128: - mov \$10, %esi - -.Loop_schedule_128: - call _vpaes_schedule_round - dec %rsi - jz .Lschedule_mangle_last - call _vpaes_schedule_mangle # write output - jmp .Loop_schedule_128 - -## -## .aes_schedule_192 -## -## 192-bit specific part of key schedule. -## -## The main body of this schedule is the same as the 128-bit -## schedule, but with more smearing. The long, high side is -## stored in %xmm7 as before, and the short, low side is in -## the high bits of %xmm6. -## -## This schedule is somewhat nastier, however, because each -## round produces 192 bits of key material, or 1.5 round keys. -## Therefore, on each cycle we do 2 rounds and produce 3 round -## keys. -## -.align 16 -.Lschedule_192: - movdqu 8(%rdi),%xmm0 # load key part 2 (very unaligned) - call _vpaes_schedule_transform # input transform - movdqa %xmm0, %xmm6 # save short part - pxor %xmm4, %xmm4 # clear 4 - movhlps %xmm4, %xmm6 # clobber low side with zeros - mov \$4, %esi - -.Loop_schedule_192: - call _vpaes_schedule_round - palignr \$8,%xmm6,%xmm0 - call _vpaes_schedule_mangle # save key n - call _vpaes_schedule_192_smear - call _vpaes_schedule_mangle # save key n+1 - call _vpaes_schedule_round - dec %rsi - jz .Lschedule_mangle_last - call _vpaes_schedule_mangle # save key n+2 - call _vpaes_schedule_192_smear - jmp .Loop_schedule_192 - -## -## .aes_schedule_256 -## -## 256-bit specific part of key schedule. -## -## The structure here is very similar to the 128-bit -## schedule, but with an additional "low side" in -## %xmm6. The low side's rounds are the same as the -## high side's, except no rcon and no rotation. -## -.align 16 -.Lschedule_256: - movdqu 16(%rdi),%xmm0 # load key part 2 (unaligned) - call _vpaes_schedule_transform # input transform - mov \$7, %esi - -.Loop_schedule_256: - call _vpaes_schedule_mangle # output low result - movdqa %xmm0, %xmm6 # save cur_lo in xmm6 - - # high round - call _vpaes_schedule_round - dec %rsi - jz .Lschedule_mangle_last - call _vpaes_schedule_mangle - - # low round. swap xmm7 and xmm6 - pshufd \$0xFF, %xmm0, %xmm0 - movdqa %xmm7, %xmm5 - movdqa %xmm6, %xmm7 - call _vpaes_schedule_low_round - movdqa %xmm5, %xmm7 - - jmp .Loop_schedule_256 - - -## -## .aes_schedule_mangle_last -## -## Mangler for last round of key schedule -## Mangles %xmm0 -## when encrypting, outputs out(%xmm0) ^ 63 -## when decrypting, outputs unskew(%xmm0) -## -## Always called right before return... jumps to cleanup and exits -## -.align 16 -.Lschedule_mangle_last: - # schedule last round key from xmm0 - lea .Lk_deskew(%rip),%r11 # prepare to deskew - test %rcx, %rcx - jnz .Lschedule_mangle_last_dec - - # encrypting - movdqa (%r8,%r10),%xmm1 - pshufb %xmm1, %xmm0 # output permute - lea .Lk_opt(%rip), %r11 # prepare to output transform - add \$32, %rdx - -.Lschedule_mangle_last_dec: - add \$-16, %rdx - pxor .Lk_s63(%rip), %xmm0 - call _vpaes_schedule_transform # output transform - movdqu %xmm0, (%rdx) # save last key - - # cleanup - pxor %xmm0, %xmm0 - pxor %xmm1, %xmm1 - pxor %xmm2, %xmm2 - pxor %xmm3, %xmm3 - pxor %xmm4, %xmm4 - pxor %xmm5, %xmm5 - pxor %xmm6, %xmm6 - pxor %xmm7, %xmm7 - ret -.size _vpaes_schedule_core,.-_vpaes_schedule_core - -## -## .aes_schedule_192_smear -## -## Smear the short, low side in the 192-bit key schedule. -## -## Inputs: -## %xmm7: high side, b a x y -## %xmm6: low side, d c 0 0 -## %xmm13: 0 -## -## Outputs: -## %xmm6: b+c+d b+c 0 0 -## %xmm0: b+c+d b+c b a -## -.type _vpaes_schedule_192_smear,\@abi-omnipotent -.align 16 -_vpaes_schedule_192_smear: - _CET_ENDBR - pshufd \$0x80, %xmm6, %xmm0 # d c 0 0 -> c 0 0 0 - pxor %xmm0, %xmm6 # -> c+d c 0 0 - pshufd \$0xFE, %xmm7, %xmm0 # b a _ _ -> b b b a - pxor %xmm0, %xmm6 # -> b+c+d b+c b a - movdqa %xmm6, %xmm0 - pxor %xmm1, %xmm1 - movhlps %xmm1, %xmm6 # clobber low side with zeros - ret -.size _vpaes_schedule_192_smear,.-_vpaes_schedule_192_smear - -## -## .aes_schedule_round -## -## Runs one main round of the key schedule on %xmm0, %xmm7 -## -## Specifically, runs subbytes on the high dword of %xmm0 -## then rotates it by one byte and xors into the low dword of -## %xmm7. -## -## Adds rcon from low byte of %xmm8, then rotates %xmm8 for -## next rcon. -## -## Smears the dwords of %xmm7 by xoring the low into the -## second low, result into third, result into highest. -## -## Returns results in %xmm7 = %xmm0. -## Clobbers %xmm1-%xmm4, %r11. -## -.type _vpaes_schedule_round,\@abi-omnipotent -.align 16 -_vpaes_schedule_round: - _CET_ENDBR - # extract rcon from xmm8 - pxor %xmm1, %xmm1 - palignr \$15, %xmm8, %xmm1 - palignr \$15, %xmm8, %xmm8 - pxor %xmm1, %xmm7 - - # rotate - pshufd \$0xFF, %xmm0, %xmm0 - palignr \$1, %xmm0, %xmm0 - - # fall through... - - # low round: same as high round, but no rotation and no rcon. -_vpaes_schedule_low_round: - # smear xmm7 - movdqa %xmm7, %xmm1 - pslldq \$4, %xmm7 - pxor %xmm1, %xmm7 - movdqa %xmm7, %xmm1 - pslldq \$8, %xmm7 - pxor %xmm1, %xmm7 - pxor .Lk_s63(%rip), %xmm7 - - # subbytes - movdqa %xmm9, %xmm1 - pandn %xmm0, %xmm1 - psrld \$4, %xmm1 # 1 = i - pand %xmm9, %xmm0 # 0 = k - movdqa %xmm11, %xmm2 # 2 : a/k - pshufb %xmm0, %xmm2 # 2 = a/k - pxor %xmm1, %xmm0 # 0 = j - movdqa %xmm10, %xmm3 # 3 : 1/i - pshufb %xmm1, %xmm3 # 3 = 1/i - pxor %xmm2, %xmm3 # 3 = iak = 1/i + a/k - movdqa %xmm10, %xmm4 # 4 : 1/j - pshufb %xmm0, %xmm4 # 4 = 1/j - pxor %xmm2, %xmm4 # 4 = jak = 1/j + a/k - movdqa %xmm10, %xmm2 # 2 : 1/iak - pshufb %xmm3, %xmm2 # 2 = 1/iak - pxor %xmm0, %xmm2 # 2 = io - movdqa %xmm10, %xmm3 # 3 : 1/jak - pshufb %xmm4, %xmm3 # 3 = 1/jak - pxor %xmm1, %xmm3 # 3 = jo - movdqa %xmm13, %xmm4 # 4 : sbou - pshufb %xmm2, %xmm4 # 4 = sbou - movdqa %xmm12, %xmm0 # 0 : sbot - pshufb %xmm3, %xmm0 # 0 = sb1t - pxor %xmm4, %xmm0 # 0 = sbox output - - # add in smeared stuff - pxor %xmm7, %xmm0 - movdqa %xmm0, %xmm7 - ret -.size _vpaes_schedule_round,.-_vpaes_schedule_round - -## -## .aes_schedule_transform -## -## Linear-transform %xmm0 according to tables at (%r11) -## -## Requires that %xmm9 = 0x0F0F... as in preheat -## Output in %xmm0 -## Clobbers %xmm1, %xmm2 -## -.type _vpaes_schedule_transform,\@abi-omnipotent -.align 16 -_vpaes_schedule_transform: - _CET_ENDBR - movdqa %xmm9, %xmm1 - pandn %xmm0, %xmm1 - psrld \$4, %xmm1 - pand %xmm9, %xmm0 - movdqa (%r11), %xmm2 # lo - pshufb %xmm0, %xmm2 - movdqa 16(%r11), %xmm0 # hi - pshufb %xmm1, %xmm0 - pxor %xmm2, %xmm0 - ret -.size _vpaes_schedule_transform,.-_vpaes_schedule_transform - -## -## .aes_schedule_mangle -## -## Mangle xmm0 from (basis-transformed) standard version -## to our version. -## -## On encrypt, -## xor with 0x63 -## multiply by circulant 0,1,1,1 -## apply shiftrows transform -## -## On decrypt, -## xor with 0x63 -## multiply by "inverse mixcolumns" circulant E,B,D,9 -## deskew -## apply shiftrows transform -## -## -## Writes out to (%rdx), and increments or decrements it -## Keeps track of round number mod 4 in %r8 -## Preserves xmm0 -## Clobbers xmm1-xmm5 -## -.type _vpaes_schedule_mangle,\@abi-omnipotent -.align 16 -_vpaes_schedule_mangle: - _CET_ENDBR - movdqa %xmm0, %xmm4 # save xmm0 for later - movdqa .Lk_mc_forward(%rip),%xmm5 - test %rcx, %rcx - jnz .Lschedule_mangle_dec - - # encrypting - add \$16, %rdx - pxor .Lk_s63(%rip),%xmm4 - pshufb %xmm5, %xmm4 - movdqa %xmm4, %xmm3 - pshufb %xmm5, %xmm4 - pxor %xmm4, %xmm3 - pshufb %xmm5, %xmm4 - pxor %xmm4, %xmm3 - - jmp .Lschedule_mangle_both -.align 16 -.Lschedule_mangle_dec: - # inverse mix columns - lea .Lk_dksd(%rip),%r11 - movdqa %xmm9, %xmm1 - pandn %xmm4, %xmm1 - psrld \$4, %xmm1 # 1 = hi - pand %xmm9, %xmm4 # 4 = lo - - movdqa 0x00(%r11), %xmm2 - pshufb %xmm4, %xmm2 - movdqa 0x10(%r11), %xmm3 - pshufb %xmm1, %xmm3 - pxor %xmm2, %xmm3 - pshufb %xmm5, %xmm3 - - movdqa 0x20(%r11), %xmm2 - pshufb %xmm4, %xmm2 - pxor %xmm3, %xmm2 - movdqa 0x30(%r11), %xmm3 - pshufb %xmm1, %xmm3 - pxor %xmm2, %xmm3 - pshufb %xmm5, %xmm3 - - movdqa 0x40(%r11), %xmm2 - pshufb %xmm4, %xmm2 - pxor %xmm3, %xmm2 - movdqa 0x50(%r11), %xmm3 - pshufb %xmm1, %xmm3 - pxor %xmm2, %xmm3 - pshufb %xmm5, %xmm3 - - movdqa 0x60(%r11), %xmm2 - pshufb %xmm4, %xmm2 - pxor %xmm3, %xmm2 - movdqa 0x70(%r11), %xmm3 - pshufb %xmm1, %xmm3 - pxor %xmm2, %xmm3 - - add \$-16, %rdx - -.Lschedule_mangle_both: - movdqa (%r8,%r10),%xmm1 - pshufb %xmm1,%xmm3 - add \$-16, %r8 - and \$0x30, %r8 - movdqu %xmm3, (%rdx) - ret -.size _vpaes_schedule_mangle,.-_vpaes_schedule_mangle - -# -# Interface to OpenSSL -# -.globl ${PREFIX}_set_encrypt_key -.type ${PREFIX}_set_encrypt_key,\@function,3 -.align 16 -${PREFIX}_set_encrypt_key: - _CET_ENDBR -___ -$code.=<<___ if ($win64); - lea -0xb8(%rsp),%rsp - movaps %xmm6,0x10(%rsp) - movaps %xmm7,0x20(%rsp) - movaps %xmm8,0x30(%rsp) - movaps %xmm9,0x40(%rsp) - movaps %xmm10,0x50(%rsp) - movaps %xmm11,0x60(%rsp) - movaps %xmm12,0x70(%rsp) - movaps %xmm13,0x80(%rsp) - movaps %xmm14,0x90(%rsp) - movaps %xmm15,0xa0(%rsp) -.Lenc_key_body: -___ -$code.=<<___; - mov %esi,%eax - shr \$5,%eax - add \$5,%eax - mov %eax,240(%rdx) # AES_KEY->rounds = nbits/32+5; - - mov \$0,%ecx - mov \$0x30,%r8d - call _vpaes_schedule_core -___ -$code.=<<___ if ($win64); - movaps 0x10(%rsp),%xmm6 - movaps 0x20(%rsp),%xmm7 - movaps 0x30(%rsp),%xmm8 - movaps 0x40(%rsp),%xmm9 - movaps 0x50(%rsp),%xmm10 - movaps 0x60(%rsp),%xmm11 - movaps 0x70(%rsp),%xmm12 - movaps 0x80(%rsp),%xmm13 - movaps 0x90(%rsp),%xmm14 - movaps 0xa0(%rsp),%xmm15 - lea 0xb8(%rsp),%rsp -.Lenc_key_epilogue: -___ -$code.=<<___; - xor %eax,%eax - ret -.size ${PREFIX}_set_encrypt_key,.-${PREFIX}_set_encrypt_key - -.globl ${PREFIX}_set_decrypt_key -.type ${PREFIX}_set_decrypt_key,\@function,3 -.align 16 -${PREFIX}_set_decrypt_key: - _CET_ENDBR -___ -$code.=<<___ if ($win64); - lea -0xb8(%rsp),%rsp - movaps %xmm6,0x10(%rsp) - movaps %xmm7,0x20(%rsp) - movaps %xmm8,0x30(%rsp) - movaps %xmm9,0x40(%rsp) - movaps %xmm10,0x50(%rsp) - movaps %xmm11,0x60(%rsp) - movaps %xmm12,0x70(%rsp) - movaps %xmm13,0x80(%rsp) - movaps %xmm14,0x90(%rsp) - movaps %xmm15,0xa0(%rsp) -.Ldec_key_body: -___ -$code.=<<___; - mov %esi,%eax - shr \$5,%eax - add \$5,%eax - mov %eax,240(%rdx) # AES_KEY->rounds = nbits/32+5; - shl \$4,%eax - lea 16(%rdx,%rax),%rdx - - mov \$1,%ecx - mov %esi,%r8d - shr \$1,%r8d - and \$32,%r8d - xor \$32,%r8d # nbits==192?0:32 - call _vpaes_schedule_core -___ -$code.=<<___ if ($win64); - movaps 0x10(%rsp),%xmm6 - movaps 0x20(%rsp),%xmm7 - movaps 0x30(%rsp),%xmm8 - movaps 0x40(%rsp),%xmm9 - movaps 0x50(%rsp),%xmm10 - movaps 0x60(%rsp),%xmm11 - movaps 0x70(%rsp),%xmm12 - movaps 0x80(%rsp),%xmm13 - movaps 0x90(%rsp),%xmm14 - movaps 0xa0(%rsp),%xmm15 - lea 0xb8(%rsp),%rsp -.Ldec_key_epilogue: -___ -$code.=<<___; - xor %eax,%eax - ret -.size ${PREFIX}_set_decrypt_key,.-${PREFIX}_set_decrypt_key - -.globl ${PREFIX}_encrypt -.type ${PREFIX}_encrypt,\@function,3 -.align 16 -${PREFIX}_encrypt: - _CET_ENDBR -___ -$code.=<<___ if ($win64); - lea -0xb8(%rsp),%rsp - movaps %xmm6,0x10(%rsp) - movaps %xmm7,0x20(%rsp) - movaps %xmm8,0x30(%rsp) - movaps %xmm9,0x40(%rsp) - movaps %xmm10,0x50(%rsp) - movaps %xmm11,0x60(%rsp) - movaps %xmm12,0x70(%rsp) - movaps %xmm13,0x80(%rsp) - movaps %xmm14,0x90(%rsp) - movaps %xmm15,0xa0(%rsp) -.Lenc_body: -___ -$code.=<<___; - movdqu (%rdi),%xmm0 - call _vpaes_preheat - call _vpaes_encrypt_core - movdqu %xmm0,(%rsi) -___ -$code.=<<___ if ($win64); - movaps 0x10(%rsp),%xmm6 - movaps 0x20(%rsp),%xmm7 - movaps 0x30(%rsp),%xmm8 - movaps 0x40(%rsp),%xmm9 - movaps 0x50(%rsp),%xmm10 - movaps 0x60(%rsp),%xmm11 - movaps 0x70(%rsp),%xmm12 - movaps 0x80(%rsp),%xmm13 - movaps 0x90(%rsp),%xmm14 - movaps 0xa0(%rsp),%xmm15 - lea 0xb8(%rsp),%rsp -.Lenc_epilogue: -___ -$code.=<<___; - ret -.size ${PREFIX}_encrypt,.-${PREFIX}_encrypt - -.globl ${PREFIX}_decrypt -.type ${PREFIX}_decrypt,\@function,3 -.align 16 -${PREFIX}_decrypt: - _CET_ENDBR -___ -$code.=<<___ if ($win64); - lea -0xb8(%rsp),%rsp - movaps %xmm6,0x10(%rsp) - movaps %xmm7,0x20(%rsp) - movaps %xmm8,0x30(%rsp) - movaps %xmm9,0x40(%rsp) - movaps %xmm10,0x50(%rsp) - movaps %xmm11,0x60(%rsp) - movaps %xmm12,0x70(%rsp) - movaps %xmm13,0x80(%rsp) - movaps %xmm14,0x90(%rsp) - movaps %xmm15,0xa0(%rsp) -.Ldec_body: -___ -$code.=<<___; - movdqu (%rdi),%xmm0 - call _vpaes_preheat - call _vpaes_decrypt_core - movdqu %xmm0,(%rsi) -___ -$code.=<<___ if ($win64); - movaps 0x10(%rsp),%xmm6 - movaps 0x20(%rsp),%xmm7 - movaps 0x30(%rsp),%xmm8 - movaps 0x40(%rsp),%xmm9 - movaps 0x50(%rsp),%xmm10 - movaps 0x60(%rsp),%xmm11 - movaps 0x70(%rsp),%xmm12 - movaps 0x80(%rsp),%xmm13 - movaps 0x90(%rsp),%xmm14 - movaps 0xa0(%rsp),%xmm15 - lea 0xb8(%rsp),%rsp -.Ldec_epilogue: -___ -$code.=<<___; - ret -.size ${PREFIX}_decrypt,.-${PREFIX}_decrypt -___ -{ -my ($inp,$out,$len,$key,$ivp,$enc)=("%rdi","%rsi","%rdx","%rcx","%r8","%r9"); -# void AES_cbc_encrypt (const void char *inp, unsigned char *out, -# size_t length, const AES_KEY *key, -# unsigned char *ivp,const int enc); -$code.=<<___; -.globl ${PREFIX}_cbc_encrypt -.type ${PREFIX}_cbc_encrypt,\@function,6 -.align 16 -${PREFIX}_cbc_encrypt: - _CET_ENDBR - xchg $key,$len -___ -($len,$key)=($key,$len); -$code.=<<___; - sub \$16,$len - jc .Lcbc_abort -___ -$code.=<<___ if ($win64); - lea -0xb8(%rsp),%rsp - movaps %xmm6,0x10(%rsp) - movaps %xmm7,0x20(%rsp) - movaps %xmm8,0x30(%rsp) - movaps %xmm9,0x40(%rsp) - movaps %xmm10,0x50(%rsp) - movaps %xmm11,0x60(%rsp) - movaps %xmm12,0x70(%rsp) - movaps %xmm13,0x80(%rsp) - movaps %xmm14,0x90(%rsp) - movaps %xmm15,0xa0(%rsp) -.Lcbc_body: -___ -$code.=<<___; - movdqu ($ivp),%xmm6 # load IV - sub $inp,$out - call _vpaes_preheat - cmp \$0,${enc}d - je .Lcbc_dec_loop - jmp .Lcbc_enc_loop -.align 16 -.Lcbc_enc_loop: - movdqu ($inp),%xmm0 - pxor %xmm6,%xmm0 - call _vpaes_encrypt_core - movdqa %xmm0,%xmm6 - movdqu %xmm0,($out,$inp) - lea 16($inp),$inp - sub \$16,$len - jnc .Lcbc_enc_loop - jmp .Lcbc_done -.align 16 -.Lcbc_dec_loop: - movdqu ($inp),%xmm0 - movdqa %xmm0,%xmm7 - call _vpaes_decrypt_core - pxor %xmm6,%xmm0 - movdqa %xmm7,%xmm6 - movdqu %xmm0,($out,$inp) - lea 16($inp),$inp - sub \$16,$len - jnc .Lcbc_dec_loop -.Lcbc_done: - movdqu %xmm6,($ivp) # save IV -___ -$code.=<<___ if ($win64); - movaps 0x10(%rsp),%xmm6 - movaps 0x20(%rsp),%xmm7 - movaps 0x30(%rsp),%xmm8 - movaps 0x40(%rsp),%xmm9 - movaps 0x50(%rsp),%xmm10 - movaps 0x60(%rsp),%xmm11 - movaps 0x70(%rsp),%xmm12 - movaps 0x80(%rsp),%xmm13 - movaps 0x90(%rsp),%xmm14 - movaps 0xa0(%rsp),%xmm15 - lea 0xb8(%rsp),%rsp -.Lcbc_epilogue: -___ -$code.=<<___; -.Lcbc_abort: - ret -.size ${PREFIX}_cbc_encrypt,.-${PREFIX}_cbc_encrypt -___ -} -$code.=<<___; -## -## _aes_preheat -## -## Fills register %r10 -> .aes_consts (so you can -fPIC) -## and %xmm9-%xmm15 as specified below. -## -.type _vpaes_preheat,\@abi-omnipotent -.align 16 -_vpaes_preheat: - _CET_ENDBR - lea .Lk_s0F(%rip), %r10 - movdqa -0x20(%r10), %xmm10 # .Lk_inv - movdqa -0x10(%r10), %xmm11 # .Lk_inv+16 - movdqa 0x00(%r10), %xmm9 # .Lk_s0F - movdqa 0x30(%r10), %xmm13 # .Lk_sb1 - movdqa 0x40(%r10), %xmm12 # .Lk_sb1+16 - movdqa 0x50(%r10), %xmm15 # .Lk_sb2 - movdqa 0x60(%r10), %xmm14 # .Lk_sb2+16 - ret -.size _vpaes_preheat,.-_vpaes_preheat -######################################################## -## ## -## Constants ## -## ## -######################################################## -.section .rodata -.type _vpaes_consts,\@object -.align 64 -_vpaes_consts: -.Lk_inv: # inv, inva - .quad 0x0E05060F0D080180, 0x040703090A0B0C02 - .quad 0x01040A060F0B0780, 0x030D0E0C02050809 - -.Lk_s0F: # s0F - .quad 0x0F0F0F0F0F0F0F0F, 0x0F0F0F0F0F0F0F0F - -.Lk_ipt: # input transform (lo, hi) - .quad 0xC2B2E8985A2A7000, 0xCABAE09052227808 - .quad 0x4C01307D317C4D00, 0xCD80B1FCB0FDCC81 - -.Lk_sb1: # sb1u, sb1t - .quad 0xB19BE18FCB503E00, 0xA5DF7A6E142AF544 - .quad 0x3618D415FAE22300, 0x3BF7CCC10D2ED9EF -.Lk_sb2: # sb2u, sb2t - .quad 0xE27A93C60B712400, 0x5EB7E955BC982FCD - .quad 0x69EB88400AE12900, 0xC2A163C8AB82234A -.Lk_sbo: # sbou, sbot - .quad 0xD0D26D176FBDC700, 0x15AABF7AC502A878 - .quad 0xCFE474A55FBB6A00, 0x8E1E90D1412B35FA - -.Lk_mc_forward: # mc_forward - .quad 0x0407060500030201, 0x0C0F0E0D080B0A09 - .quad 0x080B0A0904070605, 0x000302010C0F0E0D - .quad 0x0C0F0E0D080B0A09, 0x0407060500030201 - .quad 0x000302010C0F0E0D, 0x080B0A0904070605 - -.Lk_mc_backward:# mc_backward - .quad 0x0605040702010003, 0x0E0D0C0F0A09080B - .quad 0x020100030E0D0C0F, 0x0A09080B06050407 - .quad 0x0E0D0C0F0A09080B, 0x0605040702010003 - .quad 0x0A09080B06050407, 0x020100030E0D0C0F - -.Lk_sr: # sr - .quad 0x0706050403020100, 0x0F0E0D0C0B0A0908 - .quad 0x030E09040F0A0500, 0x0B06010C07020D08 - .quad 0x0F060D040B020900, 0x070E050C030A0108 - .quad 0x0B0E0104070A0D00, 0x0306090C0F020508 - -.Lk_rcon: # rcon - .quad 0x1F8391B9AF9DEEB6, 0x702A98084D7C7D81 - -.Lk_s63: # s63: all equal to 0x63 transformed - .quad 0x5B5B5B5B5B5B5B5B, 0x5B5B5B5B5B5B5B5B - -.Lk_opt: # output transform - .quad 0xFF9F4929D6B66000, 0xF7974121DEBE6808 - .quad 0x01EDBD5150BCEC00, 0xE10D5DB1B05C0CE0 - -.Lk_deskew: # deskew tables: inverts the sbox's "skew" - .quad 0x07E4A34047A4E300, 0x1DFEB95A5DBEF91A - .quad 0x5F36B5DC83EA6900, 0x2841C2ABF49D1E77 - -## -## Decryption stuff -## Key schedule constants -## -.Lk_dksd: # decryption key schedule: invskew x*D - .quad 0xFEB91A5DA3E44700, 0x0740E3A45A1DBEF9 - .quad 0x41C277F4B5368300, 0x5FDC69EAAB289D1E -.Lk_dksb: # decryption key schedule: invskew x*B - .quad 0x9A4FCA1F8550D500, 0x03D653861CC94C99 - .quad 0x115BEDA7B6FC4A00, 0xD993256F7E3482C8 -.Lk_dkse: # decryption key schedule: invskew x*E + 0x63 - .quad 0xD5031CCA1FC9D600, 0x53859A4C994F5086 - .quad 0xA23196054FDC7BE8, 0xCD5EF96A20B31487 -.Lk_dks9: # decryption key schedule: invskew x*9 - .quad 0xB6116FC87ED9A700, 0x4AED933482255BFC - .quad 0x4576516227143300, 0x8BB89FACE9DAFDCE - -## -## Decryption stuff -## Round function constants -## -.Lk_dipt: # decryption input transform - .quad 0x0F505B040B545F00, 0x154A411E114E451A - .quad 0x86E383E660056500, 0x12771772F491F194 - -.Lk_dsb9: # decryption sbox output *9*u, *9*t - .quad 0x851C03539A86D600, 0xCAD51F504F994CC9 - .quad 0xC03B1789ECD74900, 0x725E2C9EB2FBA565 -.Lk_dsbd: # decryption sbox output *D*u, *D*t - .quad 0x7D57CCDFE6B1A200, 0xF56E9B13882A4439 - .quad 0x3CE2FAF724C6CB00, 0x2931180D15DEEFD3 -.Lk_dsbb: # decryption sbox output *B*u, *B*t - .quad 0xD022649296B44200, 0x602646F6B0F2D404 - .quad 0xC19498A6CD596700, 0xF3FF0C3E3255AA6B -.Lk_dsbe: # decryption sbox output *E*u, *E*t - .quad 0x46F2929626D4D000, 0x2242600464B4F6B0 - .quad 0x0C55A6CDFFAAC100, 0x9467F36B98593E32 -.Lk_dsbo: # decryption sbox final output - .quad 0x1387EA537EF94000, 0xC7AA6DB9D4943E2D - .quad 0x12D7560F93441D00, 0xCA4B8159D8C58E9C -.align 64 -.size _vpaes_consts,.-_vpaes_consts -.text -___ - -if ($win64) { -# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame, -# CONTEXT *context,DISPATCHER_CONTEXT *disp) -$rec="%rcx"; -$frame="%rdx"; -$context="%r8"; -$disp="%r9"; - -$code.=<<___; -.extern __imp_RtlVirtualUnwind -.type se_handler,\@abi-omnipotent -.align 16 -se_handler: - _CET_ENDBR - push %rsi - push %rdi - push %rbx - push %rbp - push %r12 - push %r13 - push %r14 - push %r15 - pushfq - sub \$64,%rsp - - mov 120($context),%rax # pull context->Rax - mov 248($context),%rbx # pull context->Rip - - mov 8($disp),%rsi # disp->ImageBase - mov 56($disp),%r11 # disp->HandlerData - - mov 0(%r11),%r10d # HandlerData[0] - lea (%rsi,%r10),%r10 # prologue label - cmp %r10,%rbx # context->RipRsp - - mov 4(%r11),%r10d # HandlerData[1] - lea (%rsi,%r10),%r10 # epilogue label - cmp %r10,%rbx # context->Rip>=epilogue label - jae .Lin_prologue - - lea 16(%rax),%rsi # %xmm save area - lea 512($context),%rdi # &context.Xmm6 - mov \$20,%ecx # 10*sizeof(%xmm0)/sizeof(%rax) - .long 0xa548f3fc # cld; rep movsq - lea 0xb8(%rax),%rax # adjust stack pointer - -.Lin_prologue: - mov 8(%rax),%rdi - mov 16(%rax),%rsi - mov %rax,152($context) # restore context->Rsp - mov %rsi,168($context) # restore context->Rsi - mov %rdi,176($context) # restore context->Rdi - - mov 40($disp),%rdi # disp->ContextRecord - mov $context,%rsi # context - mov \$`1232/8`,%ecx # sizeof(CONTEXT) - .long 0xa548f3fc # cld; rep movsq - - mov $disp,%rsi - xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER - mov 8(%rsi),%rdx # arg2, disp->ImageBase - mov 0(%rsi),%r8 # arg3, disp->ControlPc - mov 16(%rsi),%r9 # arg4, disp->FunctionEntry - mov 40(%rsi),%r10 # disp->ContextRecord - lea 56(%rsi),%r11 # &disp->HandlerData - lea 24(%rsi),%r12 # &disp->EstablisherFrame - mov %r10,32(%rsp) # arg5 - mov %r11,40(%rsp) # arg6 - mov %r12,48(%rsp) # arg7 - mov %rcx,56(%rsp) # arg8, (NULL) - call *__imp_RtlVirtualUnwind(%rip) - - mov \$1,%eax # ExceptionContinueSearch - add \$64,%rsp - popfq - pop %r15 - pop %r14 - pop %r13 - pop %r12 - pop %rbp - pop %rbx - pop %rdi - pop %rsi - ret -.size se_handler,.-se_handler - -.section .pdata -.align 4 - .rva .LSEH_begin_${PREFIX}_set_encrypt_key - .rva .LSEH_end_${PREFIX}_set_encrypt_key - .rva .LSEH_info_${PREFIX}_set_encrypt_key - - .rva .LSEH_begin_${PREFIX}_set_decrypt_key - .rva .LSEH_end_${PREFIX}_set_decrypt_key - .rva .LSEH_info_${PREFIX}_set_decrypt_key - - .rva .LSEH_begin_${PREFIX}_encrypt - .rva .LSEH_end_${PREFIX}_encrypt - .rva .LSEH_info_${PREFIX}_encrypt - - .rva .LSEH_begin_${PREFIX}_decrypt - .rva .LSEH_end_${PREFIX}_decrypt - .rva .LSEH_info_${PREFIX}_decrypt - - .rva .LSEH_begin_${PREFIX}_cbc_encrypt - .rva .LSEH_end_${PREFIX}_cbc_encrypt - .rva .LSEH_info_${PREFIX}_cbc_encrypt - -.section .xdata -.align 8 -.LSEH_info_${PREFIX}_set_encrypt_key: - .byte 9,0,0,0 - .rva se_handler - .rva .Lenc_key_body,.Lenc_key_epilogue # HandlerData[] -.LSEH_info_${PREFIX}_set_decrypt_key: - .byte 9,0,0,0 - .rva se_handler - .rva .Ldec_key_body,.Ldec_key_epilogue # HandlerData[] -.LSEH_info_${PREFIX}_encrypt: - .byte 9,0,0,0 - .rva se_handler - .rva .Lenc_body,.Lenc_epilogue # HandlerData[] -.LSEH_info_${PREFIX}_decrypt: - .byte 9,0,0,0 - .rva se_handler - .rva .Ldec_body,.Ldec_epilogue # HandlerData[] -.LSEH_info_${PREFIX}_cbc_encrypt: - .byte 9,0,0,0 - .rva se_handler - .rva .Lcbc_body,.Lcbc_epilogue # HandlerData[] -___ -} - -$code =~ s/\`([^\`]*)\`/eval($1)/gem; - -print $code; - -close STDOUT; -- cgit v1.2.3-55-g6feb