require "x86asm.pl";
&asm_init($ARGV[0],"aes-586.pl",$x86only = $ARGV[$#ARGV] eq "386");
+&static_label("AES_Te");
+&static_label("AES_Td");
$s0="eax";
$s1="ebx";
&xor ($s[$i],$tmp);
}
-&public_label("AES_Te");
&function_begin_B("_x86_AES_encrypt_compact");
# note that caller is expected to allocate stack frame for me!
&mov ($__key,$key); # save key
}
if (!$x86only) {
-&public_label("AES_Te");
&function_begin_B("_sse_AES_encrypt_compact");
&pxor ("mm0",&QWP(0,$key)); # 7, 6, 5, 4, 3, 2, 1, 0
&pxor ("mm4",&QWP(8,$key)); # 15,14,13,12,11,10, 9, 8
if ($i==3) { &mov ($s[3],$acc); }
}
-&public_label("AES_Te");
&function_begin_B("_x86_AES_encrypt");
if ($vertical_spin) {
# I need high parts of volatile registers to be accessible...
&function_end_B("_x86_AES_encrypt");
# void AES_encrypt (const void *inp,void *out,const AES_KEY *key);
-&public_label("AES_Te");
&function_begin("AES_encrypt");
&mov ($acc,&wparam(0)); # load inp
&mov ($key,&wparam(2)); # load key
&mov (&DWP(4+4*$i,"esp"),$s[$i]) if($i>=2);
}
-&public_label("AES_Td");
&function_begin_B("_x86_AES_decrypt_compact");
# note that caller is expected to allocate stack frame for me!
&mov ($__key,$key); # save key
}
if (!$x86only) {
-&public_label("AES_Td");
&function_begin_B("_sse_AES_decrypt_compact");
&pxor ("mm0",&QWP(0,$key)); # 7, 6, 5, 4, 3, 2, 1, 0
&pxor ("mm4",&QWP(8,$key)); # 15,14,13,12,11,10, 9, 8
&lea ($td,&DWP(-2048,$td)); }
}
-&public_label("AES_Td");
&function_begin_B("_x86_AES_decrypt");
# note that caller is expected to allocate stack frame for me!
&mov ($__key,$key); # save key
&function_end_B("_x86_AES_decrypt");
# void AES_decrypt (const void *inp,void *out,const AES_KEY *key);
-&public_label("AES_Td");
&function_begin("AES_decrypt");
&mov ($acc,&wparam(0)); # load inp
&mov ($key,&wparam(2)); # load key
my $aes_key=&DWP(76,"esp"); # copy of aes_key
my $mark=&DWP(76+240,"esp"); # copy of aes_key->rounds
-&public_label("AES_Te");
-&public_label("AES_Td");
&function_begin("AES_cbc_encrypt");
&mov ($s2 eq "ecx"? $s2 : "",&wparam(2)); # load len
&cmp ($s2,0);
#--------------------------- SLOW ENCRYPT ---------------------------#
&cmp ($s2,16);
+ &mov ($s3,$s1);
&jb (&label("slow_enc_tail"));
if (!$x86only) {
&align (4);
&data_word(0xAAF3F689); # rep stosb # zero tail
- &lea ($key,&DWP(-16,$s3)); # restore ivp
+ &mov ($key,$_ivp); # restore ivp
&mov ($acc,$s3); # output as input
&mov ($s0,&DWP(0,$key));
&mov ($s1,&DWP(4,$key));
&xor ("eax",&DWP(1024-128,$tbl,"ecx",4)); # rcon
}
-# int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
-# AES_KEY *key)
-&public_label("AES_Te");
-&function_begin("AES_set_encrypt_key");
- &mov ("esi",&wparam(0)); # user supplied key
- &mov ("edi",&wparam(2)); # private key schedule
+&function_begin("_x86_AES_set_encrypt_key");
+ &mov ("esi",&wparam(1)); # user supplied key
+ &mov ("edi",&wparam(3)); # private key schedule
&test ("esi",-1);
&jz (&label("badpointer"));
&mov ("ecx",&DWP(192-128,$tbl));
&mov ("edx",&DWP(224-128,$tbl));
- &mov ("ecx",&wparam(1)); # number of bits in key
+ &mov ("ecx",&wparam(2)); # number of bits in key
&cmp ("ecx",128);
&je (&label("10rounds"));
&cmp ("ecx",192);
&set_label("badpointer");
&mov ("eax",-1);
&set_label("exit");
-&function_end("AES_set_encrypt_key");
+&function_end("_x86_AES_set_encrypt_key");
+
+# int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
+# AES_KEY *key)
+&function_begin_B("AES_set_encrypt_key");
+ &call ("_x86_AES_set_encrypt_key");
+ &ret ();
+&function_end_B("AES_set_encrypt_key");
sub deckey()
{ my ($i,$key,$tp1,$tp2,$tp4,$tp8) = @_;
# int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
# AES_KEY *key)
-&public_label("AES_Td");
-&public_label("AES_Te");
&function_begin_B("AES_set_decrypt_key");
- &mov ("eax",&wparam(0));
- &mov ("ecx",&wparam(1));
- &mov ("edx",&wparam(2));
- &sub ("esp",12);
- &mov (&DWP(0,"esp"),"eax");
- &mov (&DWP(4,"esp"),"ecx");
- &mov (&DWP(8,"esp"),"edx");
- &call ("AES_set_encrypt_key");
- &add ("esp",12);
+ &call ("_x86_AES_set_encrypt_key");
&cmp ("eax",0);
&je (&label("proceed"));
&ret ();