Function at 0x409730
Capabilities:
Encode data using xor

Disassembly:
push ebp
push ebx
push edi
push esi
sub esp, 0x30
mov esi, 1
mov ebp, 2
xor eax, eax
mov edx, dword [esp + 0x44]
jmp 0x409753
inc esi
inc ebp
inc eax
mov ch, byte [edx + eax]
movzx edi, ch
lea ebx, [edi - 9]
cmp ebx, 5
jb 0x409750
cmp edi, 0x20
je 0x409750
mov byte [esp + 0xb], ch
add ch, 0xd5
xor ebx, ebx
test ch, 0xfd
sete bl
add ebx, edx
mov dword [esp + 0xc], ebx
xor edi, edi
mov ebx, 0xffffffff
jmp 0x409795
mov edi, dword [esp + 4]
inc edi
mov dword [esp + 4], edi
mov ecx, dword [esp + 0xc]
add ecx, edi
movzx edx, byte [esi + ecx - 1]
lea edi, [edx - 0x30]
cmp edi, 0xa
jb 0x409790
mov edi, ebx
mov dword [esp + 0x20], edx
cmp edx, 0x2e
jne 0x4097bf
mov ebx, dword [esp + 4]
test edi, edi
js 0x409790
mov dword [esp + 0x24], ecx
mov dword [esp + 0x18], edi
test edi, edi
setns ch
mov edi, dword [esp + 4]
mov edx, dword [esp + 0x44]
jns 0x4097da
mov dword [esp + 0x18], edi
xor ebx, ebx
mov bl, ch
mov ecx, edi
sub ecx, ebx
je 0x409818
neg ebx
cmp ecx, 9
mov dword [esp + 0x10], ebx
jle 0x40983b
mov dword [esp + 0x14], ecx
add ecx, 0xfffffff6
mov dword [esp + 0x1c], ecx
mov ebx, dword [esp + 0xc]
lea edx, [ebx + esi]
mov ch, byte [ebx + esi - 1]
cmp ch, 0x2e
jne 0x409852
mov ch, byte [edx]
lea edi, [ebx + ebp]
mov dword [esp], edi
mov edi, dword [esp + 4]
jmp 0x409855
mov eax, dword [esp + 0x48]
test eax, eax
movzx ecx, byte [esp + 0xb]
je 0x409827
mov dword [eax], edx
fldz
fld st(0)
fchs
cmp cl, 0x2d
jne 0x409b32
jmp 0x409b38
fldz
test ecx, ecx
jle 0x40987c
mov edx, ebx
mov ebx, dword [esp + 0xc]
lea ecx, [ebx + eax]
mov dword [esp], ecx
jmp 0x40996f
mov dword [esp], edx
movsx ecx, ch
add ecx, 0xffffffd0
cmp dword [esp + 0x1c], 0
je 0x409963
mov edi, ecx
mov ecx, dword [esp]
movzx edx, byte [ecx]
cmp dl, 0x2e
jne 0x409883
movzx edx, byte [ecx + 1]
add ecx, 2
jmp 0x409884
fld st(0)
jmp 0x4099bc
inc ecx
mov dword [esp], ecx
lea edi, [edi + edi*4]
movsx edx, dl
lea ecx, [edx + edi*2]
add ecx, 0xffffffd0
mov edx, dword [esp + 0x14]
cmp edx, 0xc
jl 0x40995f
mov edi, ecx
lea ecx, [edx - 0xc]
mov dword [esp + 0x1c], ecx
mov edx, dword [esp]
mov ch, byte [edx]
cmp ch, 0x2e
jne 0x4098bb
mov ch, byte [edx + 1]
add edx, 2
jmp 0x4098bc
inc edx
mov dword [esp], edx
lea edi, [edi + edi*4]
movsx edx, ch
lea ecx, [edx + edi*2]
add ecx, 0xffffffd0
cmp dword [esp + 0x1c], 0
je 0x40995f
mov edi, ecx
mov ecx, dword [esp]
movzx edx, byte [ecx]
cmp dl, 0x2e
jne 0x4098ec
movzx edx, byte [ecx + 1]
add ecx, 2
jmp 0x4098ed
inc ecx
mov dword [esp], ecx
lea edi, [edi + edi*4]
movsx edx, dl
lea ecx, [edx + edi*2]
add ecx, 0xffffffd0
mov edx, dword [esp + 0x14]
cmp edx, 0xe
jl 0x40995f
mov edi, ecx
add edx, 0xfffffff2
mov dword [esp + 0x14], edx
mov ecx, dword [esp]
movzx edx, byte [ecx]
cmp dl, 0x2e
jne 0x409922
movzx edx, byte [ecx + 1]
add ecx, 2
jmp 0x409923
inc ecx
mov dword [esp], ecx
lea edi, [edi + edi*4]
movsx edx, dl
lea ecx, [edx + edi*2]
add ecx, 0xffffffd0
cmp dword [esp + 0x14], 0
je 0x40995f
mov edi, ecx
mov ecx, dword [esp]
movzx edx, byte [ecx]
cmp dl, 0x2e
jne 0x40994f
movzx edx, byte [ecx + 1]
add ecx, 2
jmp 0x409950
inc ecx
mov dword [esp], ecx
lea edi, [edi + edi*4]
movsx edx, dl
lea ecx, [edx + edi*2]
add ecx, 0xffffffd0
mov edi, dword [esp + 4]
mov edx, dword [esp + 0x10]
mov dword [esp + 0x2c], ecx
fild dword [esp + 0x2c]
add edx, edi
cmp edx, 9
jl 0x40997b
mov edx, 9
inc edx
xor edi, edi
jmp 0x40999f
mov ch, byte [ebx + 1]
add ebx, 2
mov dword [esp], ebx
lea edi, [edi + edi*4]
movsx ebx, ch
lea edi, [ebx + edi*2]
add edi, 0xffffffd0
dec edx
cmp edx, 1
mov ecx, dword [esp + 0x18]
jle 0x4099ac
mov ebx, dword [esp]
mov ch, byte [ebx]
cmp ch, 0x2e
je 0x409980
inc ebx
jmp 0x409986
mov dword [esp + 0x18], ecx
mov dword [esp + 0x28], edi
fild dword [esp + 0x28]
mov edi, dword [esp + 4]
mov ecx, dword [esp + 0x20]
fxch st(1)
fmul dword [str._knN]
faddp st(1)
or ecx, 0x20
cmp ecx, 0x65
jne 0x4099f1
mov eax, dword [esp + 0x24]
movzx eax, byte [esi + eax]
mov edx, eax
add dl, 0xd5
test dl, 0xfd
je 0x4099ff
mov ebx, dword [esp + 0xc]
add ebx, esi
mov edx, ebx
lea esi, [ebx + edi]
jmp 0x409a09
add eax, edi
add dword [esp + 0xc], eax
xor edx, edx
mov ecx, dword [esp + 0x48]
jmp 0x409a7a
mov esi, dword [esp + 0xc]
add esi, ebp
mov edx, esi
add esi, edi
mov ebx, edi
mov edi, esi
movzx ebx, byte [edx + ebx]
lea esi, [ebx - 0x30]
xor edx, edx
cmp esi, 9
mov ecx, dword [esp + 0x48]
ja 0x409a6a
xor edx, edx
mov ebp, edi
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov esi, edx
and esi, 0xfffffff5
mov edi, edx
and edi, 0xa
or edx, 0xa
imul edx, edi
xor edi, 0xa
imul edi, esi
movsx esi, bl
mov ebx, esi
or ebx, 0xffffffcf
and esi, 0xffffffcf
add esi, edx
add esi, edi
lea edx, [ebx + esi]
inc edx
movzx ebx, byte [ebp + 1]
inc ebp
mov esi, ebx
add esi, 0xffffffd0
cmp esi, 0xa
jb 0x409a30
jmp 0x409a6c
mov ebp, edi
cmp al, 0x2d
mov dword [esp + 0xc], ebp
jne 0x409a76
neg edx
mov edi, dword [esp + 4]
mov eax, dword [esp + 0x10]
add eax, edi
cmp eax, 0x10
jge 0x409a8a
mov eax, 0xf
mov ebx, dword [esp + 0x18]
add ebx, edx
add ebx, eax
mov eax, ebx
mov ebp, dword [esp + 0x10]
sub eax, ebp
sub eax, edi
add eax, 0xfffffff1
mov esi, eax
sar esi, 0x1f
mov edx, eax
xor edx, esi
sub edx, esi
cmp edx, 0x200
jb 0x409acd
mov edx, 0x1ff
mov esi, dword [esp + 0x4c]
test esi, esi
je 0x409ac5
mov dword [esi], 0x22
mov ebx, dword [esp + 0xc]
fldz
jmp 0x409adf
sub ebp, ebx
lea esi, [edi + ebp]
add esi, 0xf
fld1
test esi, esi
mov ebx, dword [esp + 0xc]
je 0x409b09
fstp st(0)
fld1
mov esi, 0x43b2d0
mov edi, ebx
jmp 0x409b00
mov ebx, edx
shr ebx, 1
add esi, 8
cmp edx, 2
mov edx, ebx
mov ebx, edi
jb 0x409b09
test dl, 1
je 0x409af0
fmul qword [esi]
jmp 0x409af0
fld st(1)
fmul st(1)
test eax, eax
jns 0x409b1d
fstp st(0)
fdivp st(1)
fldz
fldz
fxch st(1)
fxch st(2)
fstp st(2)
fstp st(0)
test ecx, ecx
je 0x409b27
mov dword [ecx], ebx
fld st(0)
fchs
cmp byte [esp + 0xb], 0x2d
je 0x409b38
fstp st(0)
fldz
fxch st(1)
fstp st(1)
add esp, 0x30
pop esi
pop edi
pop ebx
pop ebp
ret