citadel/poky/meta/recipes-connectivity/openssl/openssl-1.0.2m/debian/pic.patch

Upstream-Status: Backport [debian]

Index: openssl-1.0.1c/crypto/des/asm/desboth.pl
===================================================================
--- openssl-1.0.1c.orig/crypto/des/asm/desboth.pl	2001-10-24 23:20:56.000000000 +0200
+++ openssl-1.0.1c/crypto/des/asm/desboth.pl	2012-07-29 14:15:26.000000000 +0200
@@ -16,6 +16,11 @@
 
 	&push("edi");
 
+	&call   (&label("pic_point0"));
+	&set_label("pic_point0");
+	&blindpop("ebp");
+	&add    ("ebp", "\$_GLOBAL_OFFSET_TABLE_+[.-" . &label("pic_point0") . "]");
+
 	&comment("");
 	&comment("Load the data words");
 	&mov($L,&DWP(0,"ebx","",0));
@@ -47,15 +52,21 @@
 	&mov(&swtmp(2),	(DWC(($enc)?"1":"0")));
 	&mov(&swtmp(1),	"eax");
 	&mov(&swtmp(0),	"ebx");
-	&call("DES_encrypt2");
+	&exch("ebx", "ebp");
+	&call("DES_encrypt2\@PLT");
+	&exch("ebx", "ebp");
 	&mov(&swtmp(2),	(DWC(($enc)?"0":"1")));
 	&mov(&swtmp(1),	"edi");
 	&mov(&swtmp(0),	"ebx");
-	&call("DES_encrypt2");
+	&exch("ebx", "ebp");
+	&call("DES_encrypt2\@PLT");
+	&exch("ebx", "ebp");
 	&mov(&swtmp(2),	(DWC(($enc)?"1":"0")));
 	&mov(&swtmp(1),	"esi");
 	&mov(&swtmp(0),	"ebx");
-	&call("DES_encrypt2");
+	&exch("ebx", "ebp");
+	&call("DES_encrypt2\@PLT");
+	&exch("ebx", "ebp");
 
 	&stack_pop(3);
 	&mov($L,&DWP(0,"ebx","",0));
Index: openssl-1.0.1c/crypto/perlasm/cbc.pl
===================================================================
--- openssl-1.0.1c.orig/crypto/perlasm/cbc.pl	2011-07-13 08:22:46.000000000 +0200
+++ openssl-1.0.1c/crypto/perlasm/cbc.pl	2012-07-29 14:15:26.000000000 +0200
@@ -122,7 +122,11 @@
 	&mov(&DWP($data_off,"esp","",0),	"eax");	# put in array for call
 	&mov(&DWP($data_off+4,"esp","",0),	"ebx");	#
 
-	&call($enc_func);
+	&call	(&label("pic_point0"));
+	&set_label("pic_point0");
+	&blindpop("ebx");
+	&add	("ebx", "\$_GLOBAL_OFFSET_TABLE_+[.-" . &label("pic_point0") . "]");
+	&call("$enc_func\@PLT");
 
 	&mov("eax",	&DWP($data_off,"esp","",0));
 	&mov("ebx",	&DWP($data_off+4,"esp","",0));
@@ -185,7 +189,11 @@
 	&mov(&DWP($data_off,"esp","",0),	"eax");	# put in array for call
 	&mov(&DWP($data_off+4,"esp","",0),	"ebx");	#
 
-	&call($enc_func);
+	&call	(&label("pic_point1"));
+	&set_label("pic_point1");
+	&blindpop("ebx");
+	&add	("ebx", "\$_GLOBAL_OFFSET_TABLE_+[.-" . &label("pic_point1") . "]");
+	&call("$enc_func\@PLT");
 
 	&mov("eax",	&DWP($data_off,"esp","",0));
 	&mov("ebx",	&DWP($data_off+4,"esp","",0));
@@ -218,7 +226,11 @@
 	&mov(&DWP($data_off,"esp","",0),	"eax");	# put back
 	&mov(&DWP($data_off+4,"esp","",0),	"ebx");	#
 
-	&call($dec_func);
+	&call	(&label("pic_point2"));
+	&set_label("pic_point2");
+	&blindpop("ebx");
+	&add	("ebx", "\$_GLOBAL_OFFSET_TABLE_+[.-" . &label("pic_point2") . "]");
+	&call("$dec_func\@PLT");
 
 	&mov("eax",	&DWP($data_off,"esp","",0));	# get return
 	&mov("ebx",	&DWP($data_off+4,"esp","",0));	#
@@ -261,7 +273,11 @@
 	&mov(&DWP($data_off,"esp","",0),	"eax");	# put back
 	&mov(&DWP($data_off+4,"esp","",0),	"ebx");	#
 
-	&call($dec_func);
+	&call	(&label("pic_point3"));
+	&set_label("pic_point3");
+	&blindpop("ebx");
+	&add	("ebx", "\$_GLOBAL_OFFSET_TABLE_+[.-" . &label("pic_point3") . "]");
+	&call("$dec_func\@PLT");
 
 	&mov("eax",	&DWP($data_off,"esp","",0));	# get return
 	&mov("ebx",	&DWP($data_off+4,"esp","",0));	#
Index: openssl-1.0.1c/crypto/perlasm/x86gas.pl
===================================================================
--- openssl-1.0.1c.orig/crypto/perlasm/x86gas.pl	2011-12-09 20:16:35.000000000 +0100
+++ openssl-1.0.1c/crypto/perlasm/x86gas.pl	2012-07-29 14:15:26.000000000 +0200
@@ -161,6 +161,7 @@
 	if ($::macosx)	{ push (@out,"$tmp,2\n"); }
 	elsif ($::elf)	{ push (@out,"$tmp,4\n"); }
 	else		{ push (@out,"$tmp\n"); }
+	if ($::elf)	{ push (@out,".hidden\tOPENSSL_ia32cap_P\n"); }
     }
     push(@out,$initseg) if ($initseg);
 }
@@ -218,8 +219,23 @@
     elsif ($::elf)
     {	$initseg.=<<___;
 .section	.init
+___
+        if ($::pic)
+	{   $initseg.=<<___;
+	pushl	%ebx
+	call	.pic_point0
+.pic_point0:
+	popl	%ebx
+	addl	\$_GLOBAL_OFFSET_TABLE_+[.-.pic_point0],%ebx
+	call	$f\@PLT
+	popl	%ebx
+___
+	}
+	else
+	{   $initseg.=<<___;
 	call	$f
 ___
+	}
     }
     elsif ($::coff)
     {   $initseg.=<<___;	# applies to both Cygwin and Mingw
Index: openssl-1.0.1c/crypto/x86cpuid.pl
===================================================================
--- openssl-1.0.1c.orig/crypto/x86cpuid.pl	2012-02-28 15:20:34.000000000 +0100
+++ openssl-1.0.1c/crypto/x86cpuid.pl	2012-07-29 14:15:26.000000000 +0200
@@ -8,6 +8,8 @@
 
 for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); }
 
+push(@out, ".hidden OPENSSL_ia32cap_P\n");
+
 &function_begin("OPENSSL_ia32_cpuid");
 	&xor	("edx","edx");
 	&pushf	();
@@ -139,9 +141,7 @@
 &set_label("nocpuid");
 &function_end("OPENSSL_ia32_cpuid");
 
-&external_label("OPENSSL_ia32cap_P");
-
-&function_begin_B("OPENSSL_rdtsc","EXTRN\t_OPENSSL_ia32cap_P:DWORD");
+&function_begin_B("OPENSSL_rdtsc");
 	&xor	("eax","eax");
 	&xor	("edx","edx");
 	&picmeup("ecx","OPENSSL_ia32cap_P");
@@ -155,7 +155,7 @@
 # This works in Ring 0 only [read DJGPP+MS-DOS+privileged DPMI host],
 # but it's safe to call it on any [supported] 32-bit platform...
 # Just check for [non-]zero return value...
-&function_begin_B("OPENSSL_instrument_halt","EXTRN\t_OPENSSL_ia32cap_P:DWORD");
+&function_begin_B("OPENSSL_instrument_halt");
 	&picmeup("ecx","OPENSSL_ia32cap_P");
 	&bt	(&DWP(0,"ecx"),4);
 	&jnc	(&label("nohalt"));	# no TSC
@@ -222,7 +222,7 @@
 	&ret	();
 &function_end_B("OPENSSL_far_spin");
 
-&function_begin_B("OPENSSL_wipe_cpu","EXTRN\t_OPENSSL_ia32cap_P:DWORD");
+&function_begin_B("OPENSSL_wipe_cpu");
 	&xor	("eax","eax");
 	&xor	("edx","edx");
 	&picmeup("ecx","OPENSSL_ia32cap_P");