Function at 0x41a5f0
Capabilities:
Encode data using xor

Disassembly:
push ebp
push edi
push esi
push ebx
mov ebx, eax
sub esp, 0x5c
fld xword [esp + 0x70]
fld st(0)
fstp xword [esp + 0x28]
fxam
wait
fnstsw ax
and ax, 0x4500
cmp ax, 0x100
je 0x41aaf4
movzx edi, word [esp + 0x30]
mov esi, edi
and esi, 0x8000
jne 0x41a760
fxam
wait
fnstsw ax
fstp st(0)
and ax, 0x4500
cmp ax, 0x500
je 0x41ab09
and di, 0x7fff
mov ecx, edi
je 0x41a770
mov ebp, dword [ebx + 0xc]
lea eax, [ecx - 0x3fff]
mov esi, dword [esp + 0x28]
mov edi, dword [esp + 0x2c]
mov word [esp + 0x16], ax
cmp ebp, 0xe
jbe 0x41a8c1
mov eax, edi
or eax, esi
je 0x41aa8b
mov eax, dword [ebx + 4]
lea ecx, [esp + 0x38]
movzx edx, word [esp + 0x16]
mov dword [esp + 8], ebx
mov ebp, ecx
mov dword [esp + 0xc], ecx
mov ecx, eax
mov dword [esp + 0x18], eax
and eax, 0x20
and ecx, 0x800
mov byte [esp + 0x10], al
mov dword [esp + 0x1c], ecx
mov ecx, ebp
jmp 0x41a6e7
mov ebx, dword [esp + 8]
mov ebx, dword [ebx + 0xc]
test ebx, ebx
jle 0x41a6ba
mov ebp, dword [esp + 8]
sub ebx, 1
mov dword [ebp + 0xc], ebx
shrd esi, edi, 4
shr edi, 4
test eax, eax
mov ebp, ecx
je 0x41a73f
cmp eax, 9
lea ecx, [ebp + 1]
jle 0x41a757
add eax, 0x37
or al, byte [esp + 0x10]
mov byte [ebp], al
mov eax, edi
or eax, esi
je 0x41a7c0
mov eax, esi
and eax, 0xf
cmp eax, esi
jne 0x41a6a5
cmp ecx, dword [esp + 0xc]
ja 0x41a710
mov ebp, dword [esp + 0x1c]
test ebp, ebp
jne 0x41a710
mov ebx, dword [esp + 8]
mov ebp, ecx
mov ebx, dword [ebx + 0xc]
test ebx, ebx
jle 0x41a716
nop
lea esi, [esi]
lea ebp, [ecx + 1]
mov byte [ecx], 0x2e
cmp edi, 0
ja 0x41a720
cmp esi, 1
jbe 0x41a737
lea ecx, [edx - 1]
shrd esi, edi, 1
shr edi, 1
mov edx, ecx
mov ebx, esi
lea ecx, [edx - 1]
xor ebx, 1
or ebx, edi
jne 0x41a723
xor esi, esi
xor edi, edi
test eax, eax
jne 0x41a6c7
cmp ebp, dword [esp + 0xc]
ja 0x41a754
mov ecx, dword [esp + 8]
mov ecx, dword [ecx + 0xc]
test ecx, ecx
js 0x41a940
lea ecx, [ebp + 1]
add eax, 0x30
jmp 0x41a6da
or dword [ebx + 4], 0x80
jmp 0x41a629
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
mov edi, edx
or edi, eax
je 0x41aa7c
test edx, edx
js 0x41ab2e
mov ecx, 0xffffc001
nop
shld edx, eax, 1
mov edi, ecx
add eax, eax
sub ecx, 1
test edx, edx
jns 0x41a790
mov word [esp + 0x16], di
mov esi, eax
mov edi, edx
mov ebp, dword [ebx + 0xc]
cmp ebp, 0xe
jbe 0x41a8df
jmp 0x41a674
cmp ecx, dword [esp + 0xc]
mov word [esp + 0x16], dx
mov ebp, ecx
mov ebx, dword [esp + 8]
je 0x41ab26
mov eax, dword [ebx + 8]
test eax, eax
mov dword [esp + 8], eax
jle 0x41aa69
mov eax, ebp
sub eax, dword [esp + 0xc]
mov edx, dword [ebx + 0xc]
movsx edi, word [esp + 0x16]
test edx, edx
lea ecx, [eax + edx]
mov edx, dword [esp + 0x18]
mov dword [esp + 0x10], edi
cmovg eax, ecx
mov ecx, 0x66666667
and edx, 0x1c0
cmp edx, 1
sbb edx, edx
lea esi, [eax + edx + 6]
mov eax, edi
imul ecx
mov eax, edi
sar eax, 0x1f
mov ecx, edx
sar ecx, 2
sub ecx, eax
je 0x41ab1c
mov edi, 2
mov eax, 0x66666667
add esi, 1
add edi, 1
imul ecx
sar ecx, 0x1f
sar edx, 2
sub edx, ecx
mov ecx, edx
jne 0x41a831
movsx edi, di
cmp dword [esp + 8], esi
jle 0x41a950
mov eax, dword [esp + 8]
sub eax, esi
test dword [esp + 0x18], 0x600
jne 0x41aab6
lea edx, [eax - 1]
test eax, eax
mov dword [ebx + 8], edx
jle 0x41a957
lea esi, [esi]
mov edx, ebx
mov eax, 0x20
call fcn.004193f0
mov eax, dword [ebx + 8]
lea edx, [eax - 1]
test eax, eax
mov dword [ebx + 8], edx
jg 0x41a880
mov eax, dword [ebx + 4]
mov dword [esp + 0x18], eax
test byte [esp + 0x18], 0x80
je 0x41a962
nop
lea esi, [esi]
mov edx, ebx
mov eax, 0x2d
call fcn.004193f0
jmp 0x41a97b
test edi, edi
js 0x41a8df
mov ecx, eax
mov esi, esi
lea edi, [edi]
shld edi, esi, 1
add esi, esi
test edi, edi
jns 0x41a8d0
mov word [esp + 0x16], cx
mov ecx, 0xe
mov eax, 4
xor edx, edx
sub ecx, ebp
shl ecx, 2
shrd esi, edi, 1
shld edx, eax, cl
shr edi, 1
shl eax, cl
test cl, 0x20
je 0x41a904
mov edx, eax
xor eax, eax
add eax, esi
adc edx, edi
test edx, edx
js 0x41aae9
shld edx, eax, 1
add eax, eax
mov ecx, 0xf
xor esi, esi
sub ecx, ebp
shl ecx, 2
shrd eax, edx, cl
shr edx, cl
test cl, 0x20
cmovne eax, edx
cmovne edx, esi
mov edi, edx
mov esi, eax
jmp 0x41a674
mov ecx, ebp
jmp 0x41a6dd
mov dword [ebx + 8], 0xffffffff
test byte [esp + 0x18], 0x80
jne 0x41a8b0
test dword [esp + 0x18], 0x100
jne 0x41aac7
test byte [esp + 0x18], 0x40
jne 0x41aad8
mov edx, ebx
mov eax, 0x30
call fcn.004193f0
mov eax, dword [ebx + 4]
mov edx, ebx
and eax, 0x20
or eax, 0x58
call fcn.004193f0
mov eax, dword [ebx + 8]
test eax, eax
jle 0x41a9c9
test byte [ebx + 5], 2
je 0x41a9c9
sub eax, 1
mov dword [ebx + 8], eax
lea esi, [esi]
mov edx, ebx
mov eax, 0x30
call fcn.004193f0
mov eax, dword [ebx + 8]
lea edx, [eax - 1]
test eax, eax
mov dword [ebx + 8], edx
jg 0x41a9b0
cmp ebp, dword [esp + 0xc]
mov esi, dword [esp + 0xc]
ja 0x41a9f7
jmp 0x41aa1d
movzx eax, word [ebx + 0x1c]
test ax, ax
mov word [esp + 0x26], ax
je 0x41a9f3
lea eax, [esp + 0x26]
mov ecx, ebx
mov edx, 1
call fcn.00419450
cmp ebp, esi
je 0x41aa1d
sub ebp, 1
movsx eax, byte [ebp]
cmp eax, 0x2e
je 0x41aa60
cmp eax, 0x2c
je 0x41a9d5
mov edx, ebx
call fcn.004193f0
jmp 0x41a9f3
mov edx, ebx
mov eax, 0x30
call fcn.004193f0
mov eax, dword [ebx + 0xc]
lea edx, [eax - 1]
test eax, eax
mov dword [ebx + 0xc], edx
jg 0x41aa11
mov eax, dword [ebx + 4]
mov edx, ebx
and eax, 0x20
or eax, 0x50
call fcn.004193f0
mov eax, dword [esp + 0x10]
add dword [ebx + 8], edi
mov ecx, ebx
or dword [ebx + 4], 0x1c0
cdq
call fcn.00419720
add esp, 0x5c
pop ebx
pop esi
pop edi
pop ebp
ret
mov eax, ebx
call fcn.00419dd0
jmp 0x41a9f3
movsx eax, word [esp + 0x16]
mov edi, 2
mov dword [esp + 0x10], eax
jmp 0x41a957
mov ebp, dword [ebx + 0xc]
cmp ebp, 0xe
jbe 0x41aabe
xor edx, edx
mov word [esp + 0x16], dx
mov eax, dword [ebx + 4]
mov dword [esp + 0x18], eax
lea eax, [esp + 0x38]
mov dword [esp + 0xc], eax
test ebp, ebp
jle 0x41ab41
lea eax, [esp + 0x39]
mov byte [esp + 0x38], 0x2e
lea ebp, [eax + 1]
mov byte [eax], 0x30
jmp 0x41a7d5
mov dword [ebx + 8], eax
jmp 0x41a957
xor esi, esi
xor edi, edi
jmp 0x41a8d0
mov edx, ebx
mov eax, 0x2b
call fcn.004193f0
jmp 0x41a97b
mov edx, ebx
mov eax, 0x20
call fcn.004193f0
jmp 0x41a97b
add word [esp + 0x16], 1
jmp 0x41a916
fstp st(0)
mov ecx, ebx
mov edx, 0x46ae80
xor eax, eax
call fcn.00419680
jmp 0x41aa50
mov ecx, ebx
mov edx, 0x46ae84
mov eax, esi
call fcn.00419680
jmp 0x41aa50
mov edi, 2
jmp 0x41a84d
mov ebp, dword [ebx + 0xc]
jmp 0x41aa9a
mov esi, eax
mov eax, 0xffffc002
mov edi, edx
mov word [esp + 0x16], ax
jmp 0x41a7a8
test dword [esp + 0x18], 0x800
mov eax, dword [esp + 0xc]
je 0x41aaab
jmp 0x41aaa2