Function at 0x409c70
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 0x409c93
inc esi
inc ebp
inc eax
mov ch, byte [edx + eax]
movzx edi, ch
lea ebx, [edi - 9]
cmp ebx, 5
jb 0x409c90
cmp edi, 0x20
je 0x409c90
mov byte [esp + 7], ch
add ch, 0xd5
xor ebx, ebx
test ch, 0xfd
sete bl
add ebx, edx
mov dword [esp + 0x10], ebx
xor edi, edi
mov ebx, 0xffffffff
jmp 0x409cd5
mov edi, dword [esp + 8]
inc edi
mov dword [esp + 8], edi
mov ecx, dword [esp + 0x10]
add ecx, edi
movzx edx, byte [esi + ecx - 1]
lea edi, [edx - 0x30]
cmp edi, 0xa
jb 0x409cd0
mov edi, ebx
mov dword [esp + 0x24], edx
cmp edx, 0x2e
jne 0x409cff
mov ebx, dword [esp + 8]
test edi, edi
js 0x409cd0
mov dword [esp + 0x20], ecx
mov ebx, edi
test edi, edi
setns ch
mov edi, dword [esp + 8]
jns 0x409d12
mov ebx, edi
mov dword [esp + 0x1c], ebx
xor edx, edx
mov dl, ch
mov ebx, edi
sub ebx, edx
movzx ecx, byte [esp + 7]
je 0x409d61
mov edi, edx
neg edi
cmp ebx, 9
mov dword [esp + 0xc], edi
jle 0x409d76
mov dword [esp + 0x14], ebx
lea ecx, [ebx - 0xa]
mov dword [esp + 0x18], ecx
mov ebx, dword [esp + 0x10]
lea ecx, [ebx + esi]
movzx edx, byte [ebx + esi - 1]
cmp dl, 0x2e
mov edi, dword [esp + 8]
jne 0x409d91
movzx edx, byte [ecx]
lea edi, [ebx + ebp]
mov dword [esp], edi
mov edi, dword [esp + 8]
jmp 0x409d94
mov eax, dword [esp + 0x48]
test eax, eax
je 0x409d6f
mov edx, dword [esp + 0x44]
mov dword [eax], edx
fldz
jmp 0x40a0b8
mov edx, edi
fldz
test ebx, ebx
mov edi, dword [esp + 8]
jle 0x409db9
mov ebx, dword [esp + 0x10]
lea ecx, [ebx + eax]
mov dword [esp], ecx
jmp 0x409f08
mov dword [esp], ecx
movsx edx, dl
lea ecx, [edx - 0x30]
cmp dword [esp + 0x18], 0
je 0x409efc
mov ebx, ecx
mov edi, dword [esp]
mov ch, byte [edi]
cmp ch, 0x2e
jne 0x409dc0
mov ch, byte [edi + 1]
add edi, 2
jmp 0x409dc1
fld st(0)
jmp 0x409f54
inc edi
mov dword [esp], edi
mov edi, ebx
or edi, 0xa
and edx, 0xa
imul edi, edx
and ebx, 0xfffffff5
xor edx, 0xa
imul edx, ebx
movsx ecx, ch
add edx, edi
add ecx, edx
add ecx, 0xffffffd0
mov edx, dword [esp + 0x14]
cmp edx, 0xc
jl 0x409ef8
mov ebx, ecx
lea edi, [edx - 0xc]
mov edx, dword [esp]
mov ch, byte [edx]
cmp ch, 0x2e
mov dword [esp + 0x18], edi
jne 0x409e0a
mov ch, byte [edx + 1]
add edx, 2
jmp 0x409e0b
inc edx
mov dword [esp], edx
mov edi, ebx
or edi, 0xa
mov edx, ebx
and edx, 0xa
imul edi, edx
and ebx, 0xfffffff5
xor edx, 0xa
imul edx, ebx
movsx ecx, ch
add edx, edi
add ecx, edx
add ecx, 0xffffffd0
cmp dword [esp + 0x18], 0
je 0x409ef8
mov ebx, ecx
mov edx, dword [esp]
mov ch, byte [edx]
cmp ch, 0x2e
jne 0x409e4d
mov ch, byte [edx + 1]
add edx, 2
jmp 0x409e4e
inc edx
mov dword [esp], edx
mov edi, ebx
or edi, 0xa
mov edx, ebx
and edx, 0xa
imul edi, edx
and ebx, 0xfffffff5
xor edx, 0xa
imul edx, ebx
movsx ecx, ch
add edx, edi
add ecx, edx
add ecx, 0xffffffd0
mov edx, dword [esp + 0x14]
cmp edx, 0xe
jl 0x409ef8
mov ebx, ecx
add edx, 0xfffffff2
mov dword [esp + 0x14], edx
mov edx, dword [esp]
mov ch, byte [edx]
cmp ch, 0x2e
jne 0x409e95
mov ch, byte [edx + 1]
add edx, 2
jmp 0x409e96
inc edx
mov dword [esp], edx
mov edi, ebx
or edi, 0xa
mov edx, ebx
and edx, 0xa
imul edi, edx
and ebx, 0xfffffff5
xor edx, 0xa
imul edx, ebx
movsx ecx, ch
add edx, edi
add ecx, edx
add ecx, 0xffffffd0
cmp dword [esp + 0x14], 0
je 0x409ef8
mov ebx, ecx
mov edx, dword [esp]
mov ch, byte [edx]
cmp ch, 0x2e
jne 0x409ed4
mov ch, byte [edx + 1]
add edx, 2
jmp 0x409ed5
inc edx
mov dword [esp], edx
mov edi, ebx
or edi, 0xa
mov edx, ebx
and edx, 0xa
imul edi, edx
and ebx, 0xfffffff5
xor edx, 0xa
imul edx, ebx
movsx ecx, ch
add edx, edi
add ecx, edx
add ecx, 0xffffffd0
mov edi, dword [esp + 8]
mov edx, dword [esp + 0xc]
mov dword [esp + 0x2c], ecx
fild dword [esp + 0x2c]
add edx, edi
cmp edx, 9
jl 0x409f14
mov edx, 9
inc edx
xor edi, edi
jmp 0x409f3b
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
jle 0x409f48
mov ebx, dword [esp]
mov ch, byte [ebx]
cmp ch, 0x2e
je 0x409f20
inc ebx
jmp 0x409f26
mov dword [esp + 0x28], edi
fild dword [esp + 0x28]
mov edi, dword [esp + 8]
fxch st(1)
fmul dword [str._knN]
faddp st(1)
mov edx, dword [esp + 0x24]
or edx, 0x20
cmp edx, 0x65
mov ebx, dword [esp + 0x1c]
jne 0x409f90
mov eax, dword [esp + 0x20]
movzx edx, byte [esi + eax]
mov eax, edx
add al, 0xd5
test al, 0xfd
movzx ecx, byte [esp + 7]
je 0x409fa3
mov ebx, dword [esp + 0x10]
add ebx, esi
mov eax, ebx
lea ebp, [ebx + edi]
jmp 0x409fae
add eax, edi
add dword [esp + 0x10], eax
xor eax, eax
mov edx, dword [esp + 0xc]
movzx ecx, byte [esp + 7]
jmp 0x40a007
mov esi, dword [esp + 0x10]
add esi, ebp
mov eax, esi
lea ebp, [esi + edi]
mov ebx, edi
movzx ebx, byte [eax + edi]
lea esi, [ebx - 0x30]
xor eax, eax
cmp esi, 9
ja 0x409ff0
xor eax, eax
mov edi, eax
and edi, 0xa
mov esi, eax
or eax, 0xa
imul eax, edi
xor edi, 0xa
and esi, 0xfffffff5
imul esi, edi
movsx edi, bl
add edi, eax
lea eax, [esi + edi]
add eax, 0xffffffd0
movzx ebx, byte [ebp + 1]
inc ebp
mov esi, ebx
add esi, 0xffffffd0
cmp esi, 0xa
jb 0x409fc0
cmp dl, 0x2d
mov dword [esp + 0x10], ebp
jne 0x409ffb
neg eax
mov edi, dword [esp + 8]
mov edx, dword [esp + 0xc]
mov ebx, dword [esp + 0x1c]
add edx, edi
cmp edx, 0x10
jge 0x40a013
mov edx, 0xf
add ebx, eax
add ebx, edx
mov eax, ebx
mov ebp, dword [esp + 0xc]
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 0x40a052
mov edx, 0x1ff
mov esi, dword [esp + 0x4c]
test esi, esi
je 0x40a04a
mov dword [esi], 0x22
mov edi, dword [esp + 0x10]
fldz
jmp 0x40a064
sub ebp, ebx
lea esi, [edi + ebp]
add esi, 0xf
fld1
test esi, esi
mov edi, dword [esp + 0x10]
je 0x40a096
fstp st(0)
fld1
xor esi, esi
mov ebp, edi
jmp 0x40a088
mov ebx, edx
shr ebx, 1
mov edi, esi
and edi, 1
xor esi, 1
lea esi, [esi + edi*2]
cmp edx, 2
mov edx, ebx
mov edi, ebp
jb 0x40a096
test dl, 1
je 0x40a070
fmul qword [esi*8 + 0x4442d0]
jmp 0x40a070
fld st(1)
fmul st(1)
test eax, eax
jns 0x40a0aa
fstp st(0)
fdivp st(1)
fldz
fldz
fxch st(1)
fxch st(2)
fstp st(2)
fstp st(0)
mov eax, dword [esp + 0x48]
test eax, eax
je 0x40a0b8
mov dword [eax], edi
fld st(0)
fchs
cmp cl, 0x2d
je 0x40a0c7
fstp st(0)
fldz
fxch st(1)
fstp st(1)
add esp, 0x30
pop esi
pop edi
pop ebx
pop ebp
ret