930 lines
18 KiB
NASM
930 lines
18 KiB
NASM
|
; Don't even think of reading this code
|
||
|
|
; It was automatically generated by crypt586.pl
|
||
|
|
; Which is a perl program used to generate the x86 assember for
|
||
|
|
; any of elf, a.out, BSDI,Win32, or Solaris
|
||
|
|
; eric <eay@cryptsoft.com>
|
||
|
|
;
|
||
|
|
TITLE crypt586.asm
|
||
|
|
.386
|
||
|
|
.model FLAT
|
||
|
|
_TEXT SEGMENT
|
||
|
|
PUBLIC _fcrypt_body
|
||
|
|
EXTRN _des_SPtrans:DWORD
|
||
|
|
_fcrypt_body PROC NEAR
|
||
|
|
push ebp
|
||
|
|
push ebx
|
||
|
|
push esi
|
||
|
|
push edi
|
||
|
|
;
|
||
|
|
; Load the 2 words
|
||
|
|
xor edi, edi
|
||
|
|
xor esi, esi
|
||
|
|
mov ebp, DWORD PTR 24[esp]
|
||
|
|
push 25
|
||
|
|
L000start:
|
||
|
|
;
|
||
|
|
; Round 0
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, esi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, esi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR [ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 4[ebp]
|
||
|
|
xor eax, esi
|
||
|
|
xor edx, esi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor edi, ebx
|
||
|
|
;
|
||
|
|
; Round 1
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, edi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, edi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 8[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 12[ebp]
|
||
|
|
xor eax, edi
|
||
|
|
xor edx, edi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor esi, ebx
|
||
|
|
;
|
||
|
|
; Round 2
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, esi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, esi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 16[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 20[ebp]
|
||
|
|
xor eax, esi
|
||
|
|
xor edx, esi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor edi, ebx
|
||
|
|
;
|
||
|
|
; Round 3
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, edi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, edi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 24[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 28[ebp]
|
||
|
|
xor eax, edi
|
||
|
|
xor edx, edi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor esi, ebx
|
||
|
|
;
|
||
|
|
; Round 4
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, esi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, esi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 32[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 36[ebp]
|
||
|
|
xor eax, esi
|
||
|
|
xor edx, esi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor edi, ebx
|
||
|
|
;
|
||
|
|
; Round 5
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, edi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, edi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 40[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 44[ebp]
|
||
|
|
xor eax, edi
|
||
|
|
xor edx, edi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor esi, ebx
|
||
|
|
;
|
||
|
|
; Round 6
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, esi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, esi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 48[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 52[ebp]
|
||
|
|
xor eax, esi
|
||
|
|
xor edx, esi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor edi, ebx
|
||
|
|
;
|
||
|
|
; Round 7
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, edi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, edi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 56[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 60[ebp]
|
||
|
|
xor eax, edi
|
||
|
|
xor edx, edi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor esi, ebx
|
||
|
|
;
|
||
|
|
; Round 8
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, esi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, esi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 64[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 68[ebp]
|
||
|
|
xor eax, esi
|
||
|
|
xor edx, esi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor edi, ebx
|
||
|
|
;
|
||
|
|
; Round 9
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, edi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, edi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 72[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 76[ebp]
|
||
|
|
xor eax, edi
|
||
|
|
xor edx, edi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor esi, ebx
|
||
|
|
;
|
||
|
|
; Round 10
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, esi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, esi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 80[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 84[ebp]
|
||
|
|
xor eax, esi
|
||
|
|
xor edx, esi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor edi, ebx
|
||
|
|
;
|
||
|
|
; Round 11
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, edi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, edi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 88[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 92[ebp]
|
||
|
|
xor eax, edi
|
||
|
|
xor edx, edi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor esi, ebx
|
||
|
|
;
|
||
|
|
; Round 12
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, esi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, esi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 96[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 100[ebp]
|
||
|
|
xor eax, esi
|
||
|
|
xor edx, esi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor edi, ebx
|
||
|
|
;
|
||
|
|
; Round 13
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, edi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, edi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 104[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 108[ebp]
|
||
|
|
xor eax, edi
|
||
|
|
xor edx, edi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor esi, ebx
|
||
|
|
;
|
||
|
|
; Round 14
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, esi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, esi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 112[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 116[ebp]
|
||
|
|
xor eax, esi
|
||
|
|
xor edx, esi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor edi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor edi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor edi, ebx
|
||
|
|
;
|
||
|
|
; Round 15
|
||
|
|
mov eax, DWORD PTR 32[esp]
|
||
|
|
mov edx, edi
|
||
|
|
shr edx, 16
|
||
|
|
mov ecx, DWORD PTR 36[esp]
|
||
|
|
xor edx, edi
|
||
|
|
and eax, edx
|
||
|
|
and edx, ecx
|
||
|
|
mov ebx, eax
|
||
|
|
shl ebx, 16
|
||
|
|
mov ecx, edx
|
||
|
|
shl ecx, 16
|
||
|
|
xor eax, ebx
|
||
|
|
xor edx, ecx
|
||
|
|
mov ebx, DWORD PTR 120[ebp]
|
||
|
|
xor eax, ebx
|
||
|
|
mov ecx, DWORD PTR 124[ebp]
|
||
|
|
xor eax, edi
|
||
|
|
xor edx, edi
|
||
|
|
xor edx, ecx
|
||
|
|
and eax, 0fcfcfcfch
|
||
|
|
xor ebx, ebx
|
||
|
|
and edx, 0cfcfcfcfh
|
||
|
|
xor ecx, ecx
|
||
|
|
mov bl, al
|
||
|
|
mov cl, ah
|
||
|
|
ror edx, 4
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[ebx]
|
||
|
|
mov bl, dl
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0200h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov cl, dh
|
||
|
|
shr eax, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0100h+ebx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov bl, ah
|
||
|
|
shr edx, 16
|
||
|
|
mov ebp, DWORD PTR _des_SPtrans[0300h+ecx]
|
||
|
|
xor esi, ebp
|
||
|
|
mov ebp, DWORD PTR 28[esp]
|
||
|
|
mov cl, dh
|
||
|
|
and eax, 0ffh
|
||
|
|
and edx, 0ffh
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0600h+ebx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0700h+ecx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0400h+eax]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR _des_SPtrans[0500h+edx]
|
||
|
|
xor esi, ebx
|
||
|
|
mov ebx, DWORD PTR [esp]
|
||
|
|
mov eax, edi
|
||
|
|
dec ebx
|
||
|
|
mov edi, esi
|
||
|
|
mov esi, eax
|
||
|
|
mov DWORD PTR [esp],ebx
|
||
|
|
jnz L000start
|
||
|
|
;
|
||
|
|
; FP
|
||
|
|
mov edx, DWORD PTR 24[esp]
|
||
|
|
ror edi, 1
|
||
|
|
mov eax, esi
|
||
|
|
xor esi, edi
|
||
|
|
and esi, 0aaaaaaaah
|
||
|
|
xor eax, esi
|
||
|
|
xor edi, esi
|
||
|
|
;
|
||
|
|
rol eax, 23
|
||
|
|
mov esi, eax
|
||
|
|
xor eax, edi
|
||
|
|
and eax, 003fc03fch
|
||
|
|
xor esi, eax
|
||
|
|
xor edi, eax
|
||
|
|
;
|
||
|
|
rol esi, 10
|
||
|
|
mov eax, esi
|
||
|
|
xor esi, edi
|
||
|
|
and esi, 033333333h
|
||
|
|
xor eax, esi
|
||
|
|
xor edi, esi
|
||
|
|
;
|
||
|
|
rol edi, 18
|
||
|
|
mov esi, edi
|
||
|
|
xor edi, eax
|
||
|
|
and edi, 0fff0000fh
|
||
|
|
xor esi, edi
|
||
|
|
xor eax, edi
|
||
|
|
;
|
||
|
|
rol esi, 12
|
||
|
|
mov edi, esi
|
||
|
|
xor esi, eax
|
||
|
|
and esi, 0f0f0f0f0h
|
||
|
|
xor edi, esi
|
||
|
|
xor eax, esi
|
||
|
|
;
|
||
|
|
ror eax, 4
|
||
|
|
mov DWORD PTR [edx],eax
|
||
|
|
mov DWORD PTR 4[edx],edi
|
||
|
|
pop ecx
|
||
|
|
pop edi
|
||
|
|
pop esi
|
||
|
|
pop ebx
|
||
|
|
pop ebp
|
||
|
|
ret
|
||
|
|
_fcrypt_body ENDP
|
||
|
|
_TEXT ENDS
|
||
|
|
END
|