diff options
Diffstat (limited to 'patches/openssl-1.0.2h/0006-pic.patch')
| -rw-r--r-- | patches/openssl-1.0.2h/0006-pic.patch | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/patches/openssl-1.0.2h/0006-pic.patch b/patches/openssl-1.0.2h/0006-pic.patch new file mode 100644 index 000000000..a46b4efcc --- /dev/null +++ b/patches/openssl-1.0.2h/0006-pic.patch @@ -0,0 +1,189 @@ +From: Michael Olbrich <m.olbrich@pengutronix.de> +Date: Wed, 4 May 2016 09:27:51 +0200 +Subject: [PATCH] pic + +Imported from openssl_1.0.2h-1.debian.tar.xz + +Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de> +--- + crypto/des/asm/desboth.pl | 17 ++++++++++++++--- + crypto/perlasm/cbc.pl | 24 ++++++++++++++++++++---- + crypto/perlasm/x86gas.pl | 16 ++++++++++++++++ + crypto/x86cpuid.pl | 10 +++++----- + 4 files changed, 55 insertions(+), 12 deletions(-) + +diff --git a/crypto/des/asm/desboth.pl b/crypto/des/asm/desboth.pl +index eec00886e4c6..ab6f52452bf3 100644 +--- a/crypto/des/asm/desboth.pl ++++ b/crypto/des/asm/desboth.pl +@@ -16,6 +16,11 @@ sub DES_encrypt3 + + &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($L,&DWP(0,"ebx","",0)); +@@ -47,15 +52,21 @@ sub DES_encrypt3 + &mov(&swtmp(2), (DWC(($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($L,&DWP(0,"ebx","",0)); +diff --git a/crypto/perlasm/cbc.pl b/crypto/perlasm/cbc.pl +index 24561e759aba..269fb0b0c69f 100644 +--- a/crypto/perlasm/cbc.pl ++++ b/crypto/perlasm/cbc.pl +@@ -122,7 +122,11 @@ sub cbc + &mov(&DWP($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($data_off+4,"esp","",0)); +@@ -185,7 +189,11 @@ sub cbc + &mov(&DWP($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($data_off+4,"esp","",0)); +@@ -218,7 +226,11 @@ sub cbc + &mov(&DWP($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($data_off+4,"esp","",0)); # +@@ -261,7 +273,11 @@ sub cbc + &mov(&DWP($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($data_off+4,"esp","",0)); # +diff --git a/crypto/perlasm/x86gas.pl b/crypto/perlasm/x86gas.pl +index 63b2301fd1f0..176b04d24521 100644 +--- a/crypto/perlasm/x86gas.pl ++++ b/crypto/perlasm/x86gas.pl +@@ -163,6 +163,7 @@ sub ::file_end + if ($::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 ($initseg); + } +@@ -221,8 +222,23 @@ ___ + elsif ($::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 +diff --git a/crypto/x86cpuid.pl b/crypto/x86cpuid.pl +index e95f6274f5e0..6e8329d78589 100644 +--- a/crypto/x86cpuid.pl ++++ b/crypto/x86cpuid.pl +@@ -8,6 +8,8 @@ require "x86asm.pl"; + + for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } + ++push(@out, ".hidden OPENSSL_ia32cap_P\n"); ++ + &function_begin("OPENSSL_ia32_cpuid"); + &xor ("edx","edx"); + &pushf (); +@@ -155,9 +157,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } + &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"); +@@ -171,7 +171,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } + # 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 +@@ -238,7 +238,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); } + &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"); |