Function at 0x40e840
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x3c
call fcn.004ea940
mov eax, dword [0x54a800]
xor eax, esp
mov dword [esp + 0x38], eax
cmp dword [0x55e784], 0
mov eax, dword [esp + 0x40]
push ebx
mov dword [esp + 0xc], eax
je 0x40e950
push 0xdc
push 0x5111d8
push 0x13
push 5
call fcn.00402a10
call fcn.004029e0
xor ebx, ebx
cmp dword [0x55e788], eax
push 0xde
sete bl
push 0x5111d8
push 0x13
push 6
mov dword [esp + 0x24], ebx
call fcn.00402a10
add esp, 0x20
test ebx, ebx
jne 0x40e8c2
push 0xe3
push 0x5111d8
push 0x12
push 9
call fcn.00402a10
add esp, 0x10
mov edx, dword [0x55e770]
mov eax, dword [0x55e774]
mov ecx, dword [0x55e76c]
mov dword [esp + 0x10], edx
mov edx, dword [0x55e754]
push esi
mov esi, dword [esp + 0x4c]
mov dword [esp + 0x18], eax
mov eax, dword [0x55e758]
mov dword [esp + 0x2c], edx
mov edx, dword [0x55e75c]
push edi
mov edi, ecx
add ecx, esi
cmp ecx, 0x3ff
mov dword [esp + 0x34], eax
mov eax, dword [0x55e760]
mov dword [esp + 0x38], edx
mov edx, dword [0x55e764]
mov dword [esp + 0x3c], eax
mov dword [esp + 0x40], edx
mov dword [0x55e76c], ecx
jl 0x40e961
mov eax, 0x7fdff7fd
imul ecx
sub edx, ecx
sar edx, 9
mov eax, edx
shr eax, 0x1f
add eax, edx
imul eax, eax, 0x3ff
add ecx, eax
mov dword [0x55e76c], ecx
mov dword [0x55e768], 0x3ff
jmp 0x40e977
mov dword [esp + 4], 0
mov ebx, dword [esp + 4]
jmp 0x40e8ac
mov eax, dword [0x55e768]
cmp eax, 0x3ff
jge 0x40e977
cmp ecx, eax
jle 0x40e977
mov dword [0x55e768], ecx
mov eax, 0x66666667
imul esi
sar edx, 3
mov eax, edx
shr eax, 0x1f
add eax, edx
lea ecx, [eax + eax*4]
add ecx, ecx
add ecx, ecx
mov edx, esi
sub edx, ecx
xor ecx, ecx
test edx, edx
setg cl
add ecx, eax
add dword [0x55e774], ecx
test ebx, ebx
jne 0x40e9bc
push 0x103
push 0x5111d8
push 0x12
push 0xa
call fcn.00402a10
add esp, 0x10
lea edx, [esp + 0x20]
push edx
call fcn.0040cb90
add esp, 4
test esi, esi
jle 0x40eacf
push ebp
mov ebp, esi
dec esi
mov eax, 0xcccccccd
mul esi
shr edx, 4
inc edx
mov dword [esp + 0x14], edx
cmp ebp, 0x14
mov esi, ebp
jle 0x40e9f0
mov esi, 0x14
push 0
call fcn.00424b80
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.0040cc70
push 0x14
lea ecx, [esp + 0x44]
push ecx
lea edx, [esp + 0x38]
push edx
call fcn.0040cd00
lea ebx, [esi + edi - 0x3ff]
add esp, 0x18
lea ecx, [edi + 0x55e340]
lea edx, [esp + 0x24]
test ebx, ebx
jle 0x40ea4c
mov eax, esi
sub eax, ebx
push eax
push ecx
push edx
call fcn.0040cd00
push ebx
lea eax, [esp + 0x34]
push 0x55e340
push eax
call fcn.0040cd00
add esp, 0x18
jmp 0x40ea57
push esi
push ecx
push edx
call fcn.0040cd00
add esp, 0xc
mov ebx, dword [esp + 0x18]
push esi
lea eax, [esp + 0x28]
push ebx
push eax
call fcn.0040cd00
push 8
lea ecx, [esp + 0x2c]
push ecx
lea edx, [esp + 0x38]
push edx
call fcn.0040cd00
push 0
lea eax, [esp + 0x50]
push eax
lea ecx, [esp + 0x44]
push ecx
call fcn.0040cd10
mov ecx, 1
add dword [esp + 0x44], ecx
add ebx, esi
add esp, 0x24
xor eax, eax
mov dword [esp + 0x18], ebx
test esi, esi
jle 0x40eabd
mov dl, byte [esp + eax + 0x34]
xor byte [edi + 0x55e340], dl
add edi, ecx
cmp edi, 0x3ff
jl 0x40eab7
xor edi, edi
add eax, ecx
cmp eax, esi
jl 0x40eaa1
sub ebp, 0x14
sub dword [esp + 0x14], ecx
jne 0x40e9e4
mov ebx, dword [esp + 0x10]
pop ebp
lea eax, [esp + 0x20]
push eax
call fcn.0040cd90
add esp, 4
pop edi
pop esi
test ebx, ebx
jne 0x40eaf8
push 0x12e
push 0x5111d8
push 0x12
push 9
call fcn.00402a10
add esp, 0x10
xor eax, eax
lea ebx, [ebx]
movzx ecx, byte [esp + eax + 0x28]
xor byte [eax + 0x55e754], cl
movzx edx, byte [esp + eax + 0x29]
movzx ecx, byte [esp + eax + 0x2a]
xor byte [eax + 0x55e755], dl
xor byte [eax + 0x55e756], cl
movzx edx, byte [esp + eax + 0x2b]
movzx ecx, byte [esp + eax + 0x2c]
xor byte [eax + 0x55e757], dl
xor byte [eax + 0x55e758], cl
add eax, 5
cmp eax, 0x14
jl 0x40eb00
fld qword [0x5111d0]
fld qword [0x55e778]
fcom st(1)
fnstsw ax
fstp st(1)
test ah, 5
jp 0x40eb62
fadd qword [esp + 0x4c]
fstp qword [0x55e778]
jmp 0x40eb64
fstp st(0)
test ebx, ebx
pop ebx
jne 0x40eb7f
push 0x139
push 0x5111d8
push 0x12
push 0xa
call fcn.00402a10
add esp, 0x10
mov ecx, dword [esp + 0x38]
xor ecx, esp
call fcn.004cd571
add esp, 0x3c
ret