Function at 0x404090
Capabilities:
Encode data using xor

Disassembly:
push ebp
push edi
push esi
push ebx
mov ebx, eax
sub esp, 0x6c
fld xword [esp + 0x80]
fld st(0)
fstp xword [esp + 0x38]
fxam
wait
fnstsw ax
and ax, 0x4500
cmp ax, 0x100
je 0x4043c0
fld st(0)
fstp xword [esp + 0x20]
movzx edx, word [esp + 0x28]
test dx, dx
js 0x4042a0
fxam
wait
fnstsw ax
fstp st(0)
and ax, 0x4500
cmp ax, 0x500
je 0x404580
and dx, 0x7fff
mov esi, dword [esp + 0x38]
mov edi, dword [esp + 0x3c]
mov word [esp + 8], dx
jne 0x4042b0
mov edx, edi
or edx, esi
jne 0x404430
mov ebp, dword [ebx + 0xc]
cmp ebp, 0xe
jbe 0x4042d8
mov eax, dword [ebx + 4]
mov dword [esp + 0xc], eax
lea eax, [esp + 0x48]
mov dword [esp + 4], eax
mov edx, dword [ebx + 0xc]
test edx, edx
jle 0x404618
mov byte [esp + 0x48], 0x2e
lea eax, [esp + 0x49]
mov byte [eax], 0x30
lea ebp, [eax + 1]
mov eax, dword [ebx + 8]
mov dword [esp + 0x14], eax
test eax, eax
jle 0x404541
mov edx, dword [ebx + 0xc]
mov eax, ebp
sub eax, dword [esp + 4]
movsx esi, word [esp + 8]
lea ecx, [eax + edx]
test edx, edx
cmovg eax, ecx
xor edx, edx
mov ecx, 0x66666667
mov dword [esp + 0x10], esi
test dword [esp + 0xc], 0x1c0
setne dl
lea edi, [eax + edx + 5]
mov eax, esi
imul ecx
mov eax, esi
mov dword [esp + 8], edi
sar eax, 0x1f
mov ecx, edx
sar ecx, 2
sub ecx, eax
je 0x404630
lea esi, [esi]
mov eax, 0x66666667
add edi, 1
imul ecx
sar ecx, 0x1f
lea esi, [edi + 2]
sub si, word [esp + 8]
sar edx, 2
sub edx, ecx
mov ecx, edx
jne 0x404198
movsx esi, si
mov eax, dword [esp + 0x14]
cmp eax, edi
jle 0x404570
sub eax, edi
test dword [esp + 0xc], 0x600
je 0x4045d0
mov dword [ebx + 8], eax
test byte [esp + 0xc], 0x80
jne 0x40455a
test dword [esp + 0xc], 0x100
jne 0x4045a0
test byte [esp + 0xc], 0x40
jne 0x4045b8
mov edx, ebx
mov eax, 0x30
call dbg.__pformat_putc
mov eax, dword [ebx + 4]
mov edx, ebx
and eax, 0x20
or eax, 0x58
call dbg.__pformat_putc
mov eax, dword [ebx + 8]
test eax, eax
jle 0x404249
test byte [ebx + 5], 2
je 0x404249
sub eax, 1
mov dword [ebx + 8], eax
lea esi, [esi]
nop
mov edx, ebx
mov eax, 0x30
call dbg.__pformat_putc
mov eax, dword [ebx + 8]
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jg 0x404230
mov edi, dword [esp + 4]
cmp ebp, dword [esp + 4]
ja 0x40427a
jmp 0x4043ec
movzx eax, word [ebx + 0x1c]
mov word [esp + 0x36], ax
test ax, ax
jne 0x404510
cmp ebp, edi
je 0x4043ec
movsx eax, byte [ebp - 1]
sub ebp, 1
cmp eax, 0x2e
je 0x404480
cmp eax, 0x2c
je 0x404260
mov edx, ebx
call dbg.__pformat_putc
jmp 0x404272
or dword [ebx + 4], 0x80
jmp 0x4040cd
mov ebp, dword [ebx + 0xc]
sub word [esp + 8], 0x3fff
cmp ebp, 0xe
jbe 0x4042de
mov eax, dword [ebx + 4]
mov edx, edi
or edx, esi
mov dword [esp + 0xc], eax
jne 0x40433a
jmp 0x404117
shld edi, esi, 1
add esi, esi
test edi, edi
jns 0x4042d8
mov ecx, 0xe
mov eax, 4
xor edx, edx
sub ecx, ebp
shl ecx, 2
shld edx, eax, cl
shl eax, cl
test cl, 0x20
je 0x404301
mov edx, eax
xor eax, eax
shrd esi, edi, 1
shr edi, 1
add esi, eax
adc edi, edx
test edi, edi
js 0x404470
shld edi, esi, 1
add esi, esi
mov ecx, 0xf
mov eax, dword [ebx + 4]
sub ecx, ebp
xor ebp, ebp
shl ecx, 2
mov dword [esp + 0xc], eax
shrd esi, edi, cl
shr edi, cl
test cl, 0x20
cmovne esi, edi
cmovne edi, ebp
lea eax, [esp + 0x48]
mov dword [esp + 4], eax
mov ebp, eax
mov eax, dword [esp + 0xc]
mov ecx, eax
and eax, 0x20
and ecx, 0x800
mov byte [esp + 0x10], al
mov dword [esp + 0x1c], ecx
jmp 0x404382
xor edx, edx
cmp ebp, dword [esp + 4]
ja 0x40436f
mov ecx, dword [ebx + 0xc]
test ecx, ecx
js 0x404378
lea eax, [edx + 0x30]
mov byte [ebp], al
add ebp, 1
mov edx, edi
or edx, esi
je 0x404528
mov edx, esi
mov eax, esi
mov ecx, edi
and edx, 0xfffffff0
and eax, 0xf
or ecx, edx
je 0x404490
mov edx, dword [ebx + 0xc]
shrd esi, edi, 4
shr edi, 4
test edx, edx
jle 0x4043aa
sub edx, 1
mov dword [ebx + 0xc], edx
test eax, eax
je 0x404360
mov edx, eax
cmp eax, 9
jbe 0x40436f
add eax, 0x37
or al, byte [esp + 0x10]
jmp 0x404372
fstp st(0)
mov ecx, ebx
mov edx, 0x40a333
xor eax, eax
call dbg.__pformat_emit_inf_or_nan
add esp, 0x6c
pop ebx
pop esi
pop edi
pop ebp
ret
mov edx, ebx
mov eax, 0x30
call dbg.__pformat_putc
mov eax, dword [ebx + 0xc]
lea edx, [eax - 1]
mov dword [ebx + 0xc], edx
test eax, eax
jg 0x4043e0
mov eax, dword [ebx + 4]
mov edx, ebx
and eax, 0x20
or eax, 0x50
call dbg.__pformat_putc
add dword [ebx + 8], esi
mov eax, dword [esp + 0x10]
mov ecx, ebx
or dword [ebx + 4], 0x1c0
cdq
call sym.___pformat_int.isra.0
add esp, 0x6c
pop ebx
pop esi
pop edi
pop ebp
ret
test edi, edi
js 0x404640
mov eax, 0xffffc001
lea esi, [esi]
shld edi, esi, 1
mov edx, eax
add esi, esi
sub eax, 1
test edi, edi
jns 0x404440
mov word [esp + 8], dx
mov ebp, dword [ebx + 0xc]
cmp ebp, 0xe
jbe 0x4042e2
mov eax, dword [ebx + 4]
mov dword [esp + 0xc], eax
jmp 0x40433a
add word [esp + 8], 1
jmp 0x404319
mov eax, ebx
call dbg.__pformat_emit_radix_point
jmp 0x404272
cmp ebp, dword [esp + 4]
ja 0x4044a8
mov ecx, dword [esp + 0x1c]
test ecx, ecx
jne 0x4044a8
mov edx, dword [ebx + 0xc]
test edx, edx
jle 0x4044af
lea esi, [esi]
mov byte [ebp], 0x2e
add ebp, 1
movzx edx, word [esp + 8]
mov ecx, esi
xor ecx, 1
sub edx, 1
mov dword [esp + 0x14], ecx
mov word [esp + 0x1a], dx
mov edx, dword [esp + 0x14]
or edx, edi
je 0x404608
mov dword [esp + 8], eax
movzx edx, word [esp + 0x1a]
mov dword [esp + 0x14], ebx
nop
shrd esi, edi, 1
shr edi, 1
mov ebx, edx
mov ecx, esi
mov eax, edi
lea edx, [ebx - 1]
xor ecx, 1
or eax, ecx
jne 0x4044e0
mov eax, dword [esp + 8]
xor esi, esi
mov word [esp + 8], bx
xor edi, edi
mov ebx, dword [esp + 0x14]
jmp 0x4043aa
mov ecx, ebx
mov edx, 1
lea eax, [esp + 0x36]
call dbg.__pformat_wputchars
jmp 0x404272
cmp ebp, dword [esp + 4]
je 0x40411f
mov eax, dword [ebx + 8]
mov dword [esp + 0x14], eax
test eax, eax
jg 0x404148
movsx eax, word [esp + 8]
mov esi, 2
mov dword [esp + 0x10], eax
test byte [esp + 0xc], 0x80
je 0x4041e3
mov edx, ebx
mov eax, 0x2d
call dbg.__pformat_putc
jmp 0x4041fc
mov dword [ebx + 8], 0xffffffff
jmp 0x4041d8
mov eax, edx
mov ecx, ebx
mov edx, 0x40a337
and eax, 0x8000
call dbg.__pformat_emit_inf_or_nan
add esp, 0x6c
pop ebx
pop esi
pop edi
pop ebp
ret
mov edx, ebx
mov eax, 0x2b
call dbg.__pformat_putc
jmp 0x4041fc
mov edx, ebx
mov eax, 0x20
call dbg.__pformat_putc
jmp 0x4041fc
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jle 0x4041d8
nop
mov edx, ebx
mov eax, 0x20
call dbg.__pformat_putc
mov eax, dword [ebx + 8]
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jg 0x4045e0
mov eax, dword [ebx + 4]
mov dword [esp + 0xc], eax
jmp 0x4041d8
xor esi, esi
xor edi, edi
jmp 0x4043aa
mov eax, dword [esp + 4]
test dword [esp + 0xc], 0x800
je 0x404133
jmp 0x40412a
mov edi, dword [esp + 8]
mov esi, 2
jmp 0x4041b9
mov eax, 0xffffc002
mov word [esp + 8], ax
jmp 0x404454