M7350v1_en_gpl

bootable/bootloader/lk/lib/openssl/crypto/bf/asm/bf-586.pl

@@ -0,0 +1,137 @@
+#!/usr/local/bin/perl
+
+$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
+push(@INC,"${dir}","${dir}../../perlasm");
+require "x86asm.pl";
+require "cbc.pl";
+
+&asm_init($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]);
+	}
+

bootable/bootloader/lk/lib/openssl/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]);
+	}
+