Commit b0e88fb1 authored by Andy Polyakov's avatar Andy Polyakov
Browse files

IA-32 assembler modules (primarily DES) PIC-ification. Idea is to keep 

shared libraries shared.
parent 04c71cd7

Configure

+10 −9
Original line number Diff line number Diff line
@@ -1083,6 +1083,11 @@ if ($no_asm) 
	$sha1_obj=$md5_obj=$rmd160_obj="";

	}



if (!$no_shared)

	{

	$cast_obj="";	# CAST assembler is not PIC

	}



if ($threads)

	{

	$cflags=$thread_cflags;
@@ -1098,20 +1103,16 @@ if ($zlib) 


# You will find shlib_mark1 and shlib_mark2 explained in Makefile.org

my $shared_mark = "";

if ($shared_target ne "")

if ($shared_target eq "")

	{

	if ($shared_cflag ne "")

		{

		$cflags = "$shared_cflag $cflags";

	$no_shared = 1;

	}

if (!$no_shared)

	{

		#$shared_mark = "\$(SHARED_LIBS)";

		}

	}

else

	if ($shared_cflag ne "")

		{

	$no_shared = 1;

		$cflags = "$shared_cflag $cflags";

		}

	}



if ($sys_id ne "")

crypto/des/Makefile.ssl

+12 −4
Original line number Diff line number Diff line
@@ -67,19 +67,27 @@ des: des.o cbc3_enc.o lib 


# elf

asm/dx86-elf.o: asm/dx86unix.cpp

	$(CPP) -DELF -x c asm/dx86unix.cpp | as -o asm/dx86-elf.o

	$(CPP) -DELF	\

		`(echo $(CFLAGS) | egrep -ie '-[fK]PIC') > /dev/null 2>&1 && echo -DPIC`\

		-x c asm/dx86unix.cpp | as -o asm/dx86-elf.o



asm/yx86-elf.o: asm/yx86unix.cpp

	$(CPP) -DELF -x c asm/yx86unix.cpp | as -o asm/yx86-elf.o

	$(CPP) -DELF	\

		`(echo $(CFLAGS) | egrep -ie '-[fK]PIC') > /dev/null 2>&1 && echo -DPIC`\

		-x c asm/yx86unix.cpp | as -o asm/yx86-elf.o



# solaris

asm/dx86-sol.o: asm/dx86unix.cpp

	$(CC) -E -DSOL asm/dx86unix.cpp | sed 's/^#.*//' > asm/dx86-sol.s

	$(CC) -E -DSOL	\

		`(echo $(CFLAGS) | egrep -ie '-[fK]PIC') > /dev/null 2>&1 && echo -DPIC`\

		asm/dx86unix.cpp | sed 's/^#.*//' > asm/dx86-sol.s

	as -o asm/dx86-sol.o asm/dx86-sol.s

	rm -f asm/dx86-sol.s



asm/yx86-sol.o: asm/yx86unix.cpp

	$(CC) -E -DSOL asm/yx86unix.cpp | sed 's/^#.*//' > asm/yx86-sol.s

	$(CC) -E -DSOL	\

		`(echo $(CFLAGS) | egrep -ie '-[fK]PIC') > /dev/null 2>&1 && echo -DPIC`\

		asm/yx86unix.cpp | sed 's/^#.*//' > asm/yx86-sol.s

	as -o asm/yx86-sol.o asm/yx86-sol.s

	rm -f asm/yx86-sol.s

crypto/des/asm/crypt586.pl

+24 −21
Original line number Diff line number Diff line
@@ -26,11 +26,17 @@ sub fcrypt_body 


	&comment("");

	&comment("Load the 2 words");

	$ks="ebp";

	$trans="ebp";



	&xor(	$L,	$L);

	&xor(	$R,	$R);

	&mov($ks,&wparam(1));



	# PIC-ification:-)

	if ($cpp)	{ &picmeup("edx","DES_SPtrans");   }

	else		{ &lea("edx",&DWP("DES_SPtrans")); }

	&push("edx");	# becomes &swtmp(1)

	#

	&mov($trans,&wparam(1)); # reloaded with DES_SPtrans in D_ENCRYPT



	&push(&DWC(25)); # add a variable
@@ -39,11 +45,11 @@ sub fcrypt_body 
		{

		&comment("");

		&comment("Round $i");

		&D_ENCRYPT($i,$L,$R,$i*2,$ks,"DES_SPtrans","eax","ebx","ecx","edx");

		&D_ENCRYPT($i,$L,$R,$i*2,$trans,"eax","ebx","ecx","edx");



		&comment("");

		&comment("Round ".sprintf("%d",$i+1));

		&D_ENCRYPT($i+1,$R,$L,($i+1)*2,$ks,"DES_SPtrans","eax","ebx","ecx","edx");

		&D_ENCRYPT($i+1,$R,$L,($i+1)*2,$trans,"eax","ebx","ecx","edx");

		}

	 &mov("ebx",	&swtmp(0));

	&mov("eax",	$L);
@@ -61,14 +67,14 @@ sub fcrypt_body 
	&mov(&DWP(0,"edx","",0),"eax");

	&mov(&DWP(4,"edx","",0),$L);



	&pop("ecx");	# remove variable

	&add("esp",8);	# remove variables



	&function_end($name);

	}



sub D_ENCRYPT

	{

	local($r,$L,$R,$S,$ks,$desSP,$u,$tmp1,$tmp2,$t)=@_;

	local($r,$L,$R,$S,$trans,$u,$tmp1,$tmp2,$t)=@_;



	&mov(	$u,		&wparam(2));			# 2

	&mov(	$t,		$R);
@@ -85,9 +91,9 @@ sub D_ENCRYPT 
	&shl(	$tmp2,		16); 				# 1

	&xor(	$u,		$tmp1);				# 2

	&xor(	$t,		$tmp2);				# 2

	&mov(	$tmp1,		&DWP(&n2a($S*4),$ks,"",0));	# 2

	&mov(	$tmp1,		&DWP(&n2a($S*4),$trans,"",0));	# 2

	&xor(	$u,		$tmp1);

	&mov(	$tmp2,		&DWP(&n2a(($S+1)*4),$ks,"",0));	# 2

	&mov(	$tmp2,		&DWP(&n2a(($S+1)*4),$trans,"",0));	# 2

	&xor(	$u,		$R);

	&xor(	$t,		$R);

	&xor(	$t,		$tmp2);
@@ -99,31 +105,28 @@ sub D_ENCRYPT 
	&movb(	&LB($tmp1),	&LB($u)	);

	&movb(	&LB($tmp2),	&HB($u)	);

	&rotr(	$t,		4		);

	&mov(	$ks,		&DWP("      $desSP",$tmp1,"",0));

	&mov(	$trans,		&swtmp(1));

	&xor(	$L,		&DWP("     ",$trans,$tmp1,0));

	&movb(	&LB($tmp1),	&LB($t)	);

	&xor(	$L,		$ks);

	&mov(	$ks,		&DWP("0x200+$desSP",$tmp2,"",0));

	&xor(	$L,		$ks);

	&xor(	$L,		&DWP("0x200",$trans,$tmp2,0));

	&movb(	&LB($tmp2),	&HB($t)	);

	&shr(	$u,		16);

	&mov(	$ks,		&DWP("0x100+$desSP",$tmp1,"",0));

	&xor(	$L,		$ks); 

	&xor(	$L,		&DWP("0x100",$trans,$tmp1,0));

	&movb(	&LB($tmp1),	&HB($u)	);

	&shr(	$t,		16);

	&mov(	$ks,		&DWP("0x300+$desSP",$tmp2,"",0));

	&xor(	$L,		$ks);

	&mov(	$ks,		&wparam(1));

	&xor(	$L,		&DWP("0x300",$trans,$tmp2,0));

	&movb(	&LB($tmp2),	&HB($t)	);

	&and(	$u,		"0xff"	);

	&and(	$t,		"0xff"	);

	&mov(	$tmp1,		&DWP("0x600+$desSP",$tmp1,"",0));

	&mov(	$tmp1,		&DWP("0x600",$trans,$tmp1,0));

	&xor(	$L,		$tmp1);

	&mov(	$tmp1,		&DWP("0x700+$desSP",$tmp2,"",0));

	&mov(	$tmp1,		&DWP("0x700",$trans,$tmp2,0));

	&xor(	$L,		$tmp1);

	&mov(	$tmp1,		&DWP("0x400+$desSP",$u,"",0));

	&mov(	$tmp1,		&DWP("0x400",$trans,$u,0));

	&xor(	$L,		$tmp1);

	&mov(	$tmp1,		&DWP("0x500+$desSP",$t,"",0));

	&mov(	$tmp1,		&DWP("0x500",$trans,$t,0));

	&xor(	$L,		$tmp1);

	&mov(	$trans,		&wparam(1));

	}



sub n2a

crypto/des/asm/des-586.pl

+23 −26
Original line number Diff line number Diff line
@@ -40,7 +40,7 @@ sub DES_encrypt 


	&comment("");

	&comment("Load the 2 words");

	$ks="ebp";

	$trans="ebp";



	if ($do_ip)

		{
@@ -72,7 +72,11 @@ sub DES_encrypt 
		&rotl($L,3);

		}



	&mov(	$ks,		&wparam(1)	);

	# PIC-ification:-)

	if ($cpp)	{ &picmeup($trans,"DES_SPtrans");   }

	else		{ &lea($trans,&DWP("DES_SPtrans")); }



	&mov(	"ecx",	&wparam(1)	);

	&cmp("ebx","0");

	&je(&label("start_decrypt"));
@@ -80,11 +84,11 @@ sub DES_encrypt 
		{

		&comment("");

		&comment("Round $i");

		&D_ENCRYPT($i,$L,$R,$i*2,$ks,"DES_SPtrans","eax","ebx","ecx","edx");

		&D_ENCRYPT($i,$L,$R,$i*2,$trans,"eax","ebx","ecx","edx");



		&comment("");

		&comment("Round ".sprintf("%d",$i+1));

		&D_ENCRYPT($i+1,$R,$L,($i+1)*2,$ks,"DES_SPtrans","eax","ebx","ecx","edx");

		&D_ENCRYPT($i+1,$R,$L,($i+1)*2,$trans,"eax","ebx","ecx","edx");

		}

	&jmp(&label("end"));
@@ -94,10 +98,10 @@ sub DES_encrypt 
		{

		&comment("");

		&comment("Round $i");

		&D_ENCRYPT(15-$i,$L,$R,$i*2,$ks,"DES_SPtrans","eax","ebx","ecx","edx");

		&D_ENCRYPT(15-$i,$L,$R,$i*2,$trans,"eax","ebx","ecx","edx");

		&comment("");

		&comment("Round ".sprintf("%d",$i-1));

		&D_ENCRYPT(15-$i+1,$R,$L,($i-1)*2,$ks,"DES_SPtrans","eax","ebx","ecx","edx");

		&D_ENCRYPT(15-$i+1,$R,$L,($i-1)*2,$trans,"eax","ebx","ecx","edx");

		}



	&set_label("end");
@@ -134,43 +138,36 @@ sub DES_encrypt 


sub D_ENCRYPT

	{

	local($r,$L,$R,$S,$ks,$desSP,$u,$tmp1,$tmp2,$t)=@_;

	local($r,$L,$R,$S,$trans,$u,$tmp1,$tmp2,$t)=@_;



	 &mov(	$u,		&DWP(&n2a($S*4),$ks,"",0));

	 &mov(	$u,		&DWP(&n2a($S*4),$tmp2,"",0));

	&xor(	$tmp1,		$tmp1);

	 &mov(	$t,		&DWP(&n2a(($S+1)*4),$ks,"",0));

	 &mov(	$t,		&DWP(&n2a(($S+1)*4),$tmp2,"",0));

	&xor(	$u,		$R);

	&xor(	$tmp2,		$tmp2);

	 &xor(	$t,		$R);

	&and(	$u,		"0xfcfcfcfc"	);

	 &and(	$t,		"0xcfcfcfcf"	);

	&movb(	&LB($tmp1),	&LB($u)	);

	 &movb(	&LB($tmp2),	&HB($u)	);

	&rotr(	$t,		4		);

	&mov(	$ks,		&DWP("      $desSP",$tmp1,"",0));

	&xor(	$L,		&DWP("     ",$trans,$tmp1,0));

	 &movb(	&LB($tmp1),	&LB($t)	);

	&xor(	$L,		$ks);

	 &mov(	$ks,		&DWP("0x200+$desSP",$tmp2,"",0));

	&xor(	$L,		$ks); ######

	 &xor(	$L,		&DWP("0x200",$trans,$tmp2,0));

	 &movb(	&LB($tmp2),	&HB($t)	);

	&shr(	$u,		16);

	 &mov(	$ks,		&DWP("0x100+$desSP",$tmp1,"",0));

	&xor(	$L,		$ks); ######

	 &xor(	$L,		&DWP("0x100",$trans,$tmp1,0));

	 &movb(	&LB($tmp1),	&HB($u)	);

	&shr(	$t,		16);

	 &mov(	$ks,		&DWP("0x300+$desSP",$tmp2,"",0));

	&xor(	$L,		$ks);

	 &mov(	$ks,		&wparam(1)	);

	 &xor(	$L,		&DWP("0x300",$trans,$tmp2,0));

	&movb(	&LB($tmp2),	&HB($t)	);

	 &and(	$u,		"0xff"	);

	&and(	$t,		"0xff"	);

	 &mov(	$tmp1,		&DWP("0x600+$desSP",$tmp1,"",0));

	&xor(	$L,		$tmp1);

	 &mov(	$tmp1,		&DWP("0x700+$desSP",$tmp2,"",0));

	&xor(	$L,		$tmp1);

	 &mov(	$tmp1,		&DWP("0x400+$desSP",$u,"",0));

	&xor(	$L,		$tmp1);

	 &mov(	$tmp1,		&DWP("0x500+$desSP",$t,"",0));

	&xor(	$L,		$tmp1);

	 &xor(	$L,		&DWP("0x600",$trans,$tmp1,0));

	 &xor(	$L,		&DWP("0x700",$trans,$tmp2,0));

	&mov(	$tmp2,		&wparam(1)	);

	 &xor(	$L,		&DWP("0x400",$trans,$u,0));

	 &xor(	$L,		&DWP("0x500",$trans,$t,0));

	}



sub n2a

crypto/perlasm/cbc.pl

+24 −17
Original line number Diff line number Diff line
@@ -146,9 +146,15 @@ sub cbc 
	&mov($count,	&wparam(2));	# length

	&and($count,	7);

	&jz(&label("finish"));

	&call(&label("PIC_point"));

&set_label("PIC_point");

	&blindpop("edx");

	&lea("ecx",&DWP(&label("cbc_enc_jmp_table")."-".&label("PIC_point"),"edx"));

	&mov($count,&DWP(0,"ecx",$count,4))

	&add($count,"edx");

	&xor("ecx","ecx");

	&xor("edx","edx");

	&mov($count,&DWP(&label("cbc_enc_jmp_table"),"",$count,4));

	#&mov($count,&DWP(&label("cbc_enc_jmp_table"),"",$count,4));

	&jmp_ptr($count);



&set_label("ej7");
@@ -318,22 +324,23 @@ sub cbc 


	&set_label("cbc_enc_jmp_table",1);

	&data_word("0");

	&data_word(&label("ej1"));

	&data_word(&label("ej2"));

	&data_word(&label("ej3"));

	&data_word(&label("ej4"));

	&data_word(&label("ej5"));

	&data_word(&label("ej6"));

	&data_word(&label("ej7"));

	&set_label("cbc_dec_jmp_table",1);

	&data_word("0");

	&data_word(&label("dj1"));

	&data_word(&label("dj2"));

	&data_word(&label("dj3"));

	&data_word(&label("dj4"));

	&data_word(&label("dj5"));

	&data_word(&label("dj6"));

	&data_word(&label("dj7"));

	&data_word(&label("ej1")."-".&label("PIC_point"));

	&data_word(&label("ej2")."-".&label("PIC_point"));

	&data_word(&label("ej3")."-".&label("PIC_point"));

	&data_word(&label("ej4")."-".&label("PIC_point"));

	&data_word(&label("ej5")."-".&label("PIC_point"));

	&data_word(&label("ej6")."-".&label("PIC_point"));

	&data_word(&label("ej7")."-".&label("PIC_point"));

	# not used

	#&set_label("cbc_dec_jmp_table",1);

	#&data_word("0");

	#&data_word(&label("dj1")."-".&label("PIC_point"));

	#&data_word(&label("dj2")."-".&label("PIC_point"));

	#&data_word(&label("dj3")."-".&label("PIC_point"));

	#&data_word(&label("dj4")."-".&label("PIC_point"));

	#&data_word(&label("dj5")."-".&label("PIC_point"));

	#&data_word(&label("dj6")."-".&label("PIC_point"));

	#&data_word(&label("dj7")."-".&label("PIC_point"));



	&function_end_B($name);