diff options
author | Upstream <upstream-import@none> | 1970-01-12 13:46:40 +0000 |
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committer | Upstream <upstream-import@none> | 1970-01-12 13:46:40 +0000 |
commit | bdfb8ad83da0647e9b9a32792598e8ce7ba3ef4d (patch) | |
tree | ef55a9cd3666aee09c0d0d2925c3c0502abb7968 /crypto/bf/asm | |
download | replicant_openssl-bdfb8ad83da0647e9b9a32792598e8ce7ba3ef4d.zip replicant_openssl-bdfb8ad83da0647e9b9a32792598e8ce7ba3ef4d.tar.gz replicant_openssl-bdfb8ad83da0647e9b9a32792598e8ce7ba3ef4d.tar.bz2 |
external/openssl 0.9.8h
Diffstat (limited to 'crypto/bf/asm')
-rw-r--r-- | crypto/bf/asm/bf-586.pl | 136 | ||||
-rw-r--r-- | crypto/bf/asm/bf-686.pl | 127 | ||||
-rw-r--r-- | crypto/bf/asm/readme | 10 |
3 files changed, 273 insertions, 0 deletions
diff --git a/crypto/bf/asm/bf-586.pl b/crypto/bf/asm/bf-586.pl new file mode 100644 index 0000000..b556642 --- /dev/null +++ b/crypto/bf/asm/bf-586.pl @@ -0,0 +1,136 @@ +#!/usr/local/bin/perl + +push(@INC,"perlasm","../../perlasm"); +require "x86asm.pl"; +require "cbc.pl"; + +&asm_init($ARGV[0],"bf-586.pl",$ARGV[$#ARGV] eq "386"); + +$BF_ROUNDS=16; +$BF_OFF=($BF_ROUNDS+2)*4; +$L="edi"; +$R="esi"; +$P="ebp"; +$tmp1="eax"; +$tmp2="ebx"; +$tmp3="ecx"; +$tmp4="edx"; + +&BF_encrypt("BF_encrypt",1); +&BF_encrypt("BF_decrypt",0); +&cbc("BF_cbc_encrypt","BF_encrypt","BF_decrypt",1,4,5,3,-1,-1); +&asm_finish(); + +sub BF_encrypt + { + local($name,$enc)=@_; + + &function_begin_B($name,""); + + &comment(""); + + &push("ebp"); + &push("ebx"); + &mov($tmp2,&wparam(0)); + &mov($P,&wparam(1)); + &push("esi"); + &push("edi"); + + &comment("Load the 2 words"); + &mov($L,&DWP(0,$tmp2,"",0)); + &mov($R,&DWP(4,$tmp2,"",0)); + + &xor( $tmp1, $tmp1); + + # encrypting part + + if ($enc) + { + &mov($tmp2,&DWP(0,$P,"",0)); + &xor( $tmp3, $tmp3); + + &xor($L,$tmp2); + for ($i=0; $i<$BF_ROUNDS; $i+=2) + { + &comment(""); + &comment("Round $i"); + &BF_ENCRYPT($i+1,$R,$L,$P,$tmp1,$tmp2,$tmp3,$tmp4,1); + + &comment(""); + &comment("Round ".sprintf("%d",$i+1)); + &BF_ENCRYPT($i+2,$L,$R,$P,$tmp1,$tmp2,$tmp3,$tmp4,1); + } + # &mov($tmp1,&wparam(0)); In last loop + &mov($tmp4,&DWP(($BF_ROUNDS+1)*4,$P,"",0)); + } + else + { + &mov($tmp2,&DWP(($BF_ROUNDS+1)*4,$P,"",0)); + &xor( $tmp3, $tmp3); + + &xor($L,$tmp2); + for ($i=$BF_ROUNDS; $i>0; $i-=2) + { + &comment(""); + &comment("Round $i"); + &BF_ENCRYPT($i,$R,$L,$P,$tmp1,$tmp2,$tmp3,$tmp4,0); + &comment(""); + &comment("Round ".sprintf("%d",$i-1)); + &BF_ENCRYPT($i-1,$L,$R,$P,$tmp1,$tmp2,$tmp3,$tmp4,0); + } + # &mov($tmp1,&wparam(0)); In last loop + &mov($tmp4,&DWP(0,$P,"",0)); + } + + &xor($R,$tmp4); + &mov(&DWP(4,$tmp1,"",0),$L); + + &mov(&DWP(0,$tmp1,"",0),$R); + &function_end($name); + } + +sub BF_ENCRYPT + { + local($i,$L,$R,$P,$tmp1,$tmp2,$tmp3,$tmp4,$enc)=@_; + + &mov( $tmp4, &DWP(&n2a($i*4),$P,"",0)); # for next round + + &mov( $tmp2, $R); + &xor( $L, $tmp4); + + &shr( $tmp2, 16); + &mov( $tmp4, $R); + + &movb( &LB($tmp1), &HB($tmp2)); # A + &and( $tmp2, 0xff); # B + + &movb( &LB($tmp3), &HB($tmp4)); # C + &and( $tmp4, 0xff); # D + + &mov( $tmp1, &DWP(&n2a($BF_OFF+0x0000),$P,$tmp1,4)); + &mov( $tmp2, &DWP(&n2a($BF_OFF+0x0400),$P,$tmp2,4)); + + &add( $tmp2, $tmp1); + &mov( $tmp1, &DWP(&n2a($BF_OFF+0x0800),$P,$tmp3,4)); + + &xor( $tmp2, $tmp1); + &mov( $tmp4, &DWP(&n2a($BF_OFF+0x0C00),$P,$tmp4,4)); + + &add( $tmp2, $tmp4); + if (($enc && ($i != 16)) || ((!$enc) && ($i != 1))) + { &xor( $tmp1, $tmp1); } + else + { + &comment("Load parameter 0 ($i) enc=$enc"); + &mov($tmp1,&wparam(0)); + } # In last loop + + &xor( $L, $tmp2); + # delay + } + +sub n2a + { + sprintf("%d",$_[0]); + } + diff --git a/crypto/bf/asm/bf-686.pl b/crypto/bf/asm/bf-686.pl new file mode 100644 index 0000000..8e4c25f --- /dev/null +++ b/crypto/bf/asm/bf-686.pl @@ -0,0 +1,127 @@ +#!/usr/local/bin/perl + +push(@INC,"perlasm","../../perlasm"); +require "x86asm.pl"; +require "cbc.pl"; + +&asm_init($ARGV[0],"bf-686.pl"); + +$BF_ROUNDS=16; +$BF_OFF=($BF_ROUNDS+2)*4; +$L="ecx"; +$R="edx"; +$P="edi"; +$tot="esi"; +$tmp1="eax"; +$tmp2="ebx"; +$tmp3="ebp"; + +&des_encrypt("BF_encrypt",1); +&des_encrypt("BF_decrypt",0); +&cbc("BF_cbc_encrypt","BF_encrypt","BF_decrypt",1,4,5,3,-1,-1); + +&asm_finish(); + +&file_end(); + +sub des_encrypt + { + local($name,$enc)=@_; + + &function_begin($name,""); + + &comment(""); + &comment("Load the 2 words"); + &mov("eax",&wparam(0)); + &mov($L,&DWP(0,"eax","",0)); + &mov($R,&DWP(4,"eax","",0)); + + &comment(""); + &comment("P pointer, s and enc flag"); + &mov($P,&wparam(1)); + + &xor( $tmp1, $tmp1); + &xor( $tmp2, $tmp2); + + # encrypting part + + if ($enc) + { + &xor($L,&DWP(0,$P,"",0)); + for ($i=0; $i<$BF_ROUNDS; $i+=2) + { + &comment(""); + &comment("Round $i"); + &BF_ENCRYPT($i+1,$R,$L,$P,$tot,$tmp1,$tmp2,$tmp3); + + &comment(""); + &comment("Round ".sprintf("%d",$i+1)); + &BF_ENCRYPT($i+2,$L,$R,$P,$tot,$tmp1,$tmp2,$tmp3); + } + &xor($R,&DWP(($BF_ROUNDS+1)*4,$P,"",0)); + + &mov("eax",&wparam(0)); + &mov(&DWP(0,"eax","",0),$R); + &mov(&DWP(4,"eax","",0),$L); + &function_end_A($name); + } + else + { + &xor($L,&DWP(($BF_ROUNDS+1)*4,$P,"",0)); + for ($i=$BF_ROUNDS; $i>0; $i-=2) + { + &comment(""); + &comment("Round $i"); + &BF_ENCRYPT($i,$R,$L,$P,$tot,$tmp1,$tmp2,$tmp3); + &comment(""); + &comment("Round ".sprintf("%d",$i-1)); + &BF_ENCRYPT($i-1,$L,$R,$P,$tot,$tmp1,$tmp2,$tmp3); + } + &xor($R,&DWP(0,$P,"",0)); + + &mov("eax",&wparam(0)); + &mov(&DWP(0,"eax","",0),$R); + &mov(&DWP(4,"eax","",0),$L); + &function_end_A($name); + } + + &function_end_B($name); + } + +sub BF_ENCRYPT + { + local($i,$L,$R,$P,$tot,$tmp1,$tmp2,$tmp3)=@_; + + &rotr( $R, 16); + &mov( $tot, &DWP(&n2a($i*4),$P,"",0)); + + &movb( &LB($tmp1), &HB($R)); + &movb( &LB($tmp2), &LB($R)); + + &rotr( $R, 16); + &xor( $L, $tot); + + &mov( $tot, &DWP(&n2a($BF_OFF+0x0000),$P,$tmp1,4)); + &mov( $tmp3, &DWP(&n2a($BF_OFF+0x0400),$P,$tmp2,4)); + + &movb( &LB($tmp1), &HB($R)); + &movb( &LB($tmp2), &LB($R)); + + &add( $tot, $tmp3); + &mov( $tmp1, &DWP(&n2a($BF_OFF+0x0800),$P,$tmp1,4)); # delay + + &xor( $tot, $tmp1); + &mov( $tmp3, &DWP(&n2a($BF_OFF+0x0C00),$P,$tmp2,4)); + + &add( $tot, $tmp3); + &xor( $tmp1, $tmp1); + + &xor( $L, $tot); + # delay + } + +sub n2a + { + sprintf("%d",$_[0]); + } + diff --git a/crypto/bf/asm/readme b/crypto/bf/asm/readme new file mode 100644 index 0000000..2385fa3 --- /dev/null +++ b/crypto/bf/asm/readme @@ -0,0 +1,10 @@ +There are blowfish assembler generation scripts. +bf-586.pl version is for the pentium and +bf-686.pl is my original version, which is faster on the pentium pro. + +When using a bf-586.pl, the pentium pro/II is %8 slower than using +bf-686.pl. When using a bf-686.pl, the pentium is %16 slower +than bf-586.pl + +So the default is bf-586.pl + |