Function at 0x100019a0
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
cmp dword [ebp + 8], 0
push ebx
mov ebx, ecx
mov dword [ebp - 8], ebx
je 0x10001d9d
mov ecx, dword [ebp + 0x10]
cmp ecx, 0x10
je 0x100019cc
cmp ecx, 0x18
je 0x100019cc
cmp ecx, 0x20
jne 0x10001d9d
mov eax, dword [ebp + 0x14]
cmp eax, 0x10
je 0x100019e2
cmp eax, 0x18
je 0x100019e2
cmp eax, 0x20
jne 0x10001d9d
push esi
mov esi, dword [ebp + 0xc]
push edi
push eax
mov dword [ebx + 0x3cc], eax
lea eax, [ebx + 0x3d4]
push esi
push eax
mov dword [ebx + 0x3c8], ecx
call fcn.1002dd30
push dword [ebx + 0x3cc]
lea eax, [ebx + 0x3f4]
push esi
push eax
call fcn.1002dd30
mov eax, dword [ebx + 0x3c8]
add esp, 0x18
cmp eax, 0x10
je 0x10001a3c
cmp eax, 0x18
je 0x10001a2e
mov eax, 0xe
jmp 0x10001a5b
xor eax, eax
cmp dword [ebx + 0x3cc], 0x20
sete al
jmp 0x10001a54
mov ecx, dword [ebx + 0x3cc]
cmp ecx, 0x10
jne 0x10001a4c
lea eax, [ecx - 6]
jmp 0x10001a5b
xor eax, eax
cmp ecx, 0x18
setne al
lea eax, [eax*2 + 0xc]
mov dword [ebx + 0x3d0], eax
xor esi, esi
mov eax, dword [ebx + 0x3cc]
cdq
and edx, 3
lea ecx, [edx + eax]
mov eax, dword [ebx + 0x3d0]
sar ecx, 2
mov dword [ebp + 0x10], ecx
test eax, eax
js 0x10001a9e
lea edx, [ebx + 8]
test ecx, ecx
jle 0x10001a90
xor eax, eax
mov edi, edx
rep stosd dword es:[edi], eax
mov ecx, dword [ebp + 0x10]
mov eax, dword [ebx + 0x3d0]
inc esi
add edx, 0x20
cmp esi, eax
jle 0x10001a83
xor edx, edx
test eax, eax
js 0x10001acb
lea esi, [ebx + 0x1e8]
nop word [eax + eax]
test ecx, ecx
jle 0x10001abd
xor eax, eax
mov edi, esi
rep stosd dword es:[edi], eax
mov ecx, dword [ebp + 0x10]
mov eax, dword [ebx + 0x3d0]
inc edx
add esi, 0x20
cmp edx, eax
jle 0x10001ab0
inc eax
imul eax, ecx
mov dword [ebp + 0x14], eax
mov eax, dword [ebx + 0x3c8]
cdq
and edx, 3
lea esi, [edx + eax]
sar esi, 2
lea eax, [ebx + 0x414]
mov dword [ebp - 4], esi
mov edi, eax
mov dword [ebp + 0xc], eax
test esi, esi
jle 0x10001b41
mov ebx, esi
mov esi, dword [ebp + 8]
nop dword [eax]
movzx eax, byte [esi]
lea esi, [esi + 4]
shl eax, 0x18
lea edi, [edi + 4]
mov dword [edi - 4], eax
movzx edx, byte [esi - 3]
shl edx, 0x10
or edx, eax
mov dword [edi - 4], edx
movzx ecx, byte [esi - 2]
shl ecx, 8
or ecx, edx
mov dword [edi - 4], ecx
movzx eax, byte [esi - 1]
or eax, ecx
mov dword [edi - 4], eax
sub ebx, 1
jne 0x10001b00
mov ebx, dword [ebp - 8]
mov ecx, dword [ebp + 0x10]
mov esi, dword [ebp - 4]
mov eax, dword [ebp + 0xc]
xor edi, edi
test esi, esi
jle 0x10001b92
mov dword [ebp + 8], eax
nop word [eax + eax]
cmp edi, dword [ebp + 0x14]
jge 0x10001d10
mov eax, edi
inc edi
cdq
idiv ecx
mov ecx, dword [ebp + 8]
mov ecx, dword [ecx]
lea esi, [edx + eax*8]
mov dword [ebx + esi*4 + 8], ecx
mov ecx, dword [ebx + 0x3d0]
mov esi, dword [ebp - 4]
sub ecx, eax
lea ecx, [edx + ecx*8]
mov edx, dword [ebp + 8]
mov eax, dword [edx]
add edx, 4
mov dword [ebx + ecx*4 + 0x1e8], eax
mov ecx, dword [ebp + 0x10]
mov dword [ebp + 8], edx
cmp edi, esi
jl 0x10001b50
cmp edi, dword [ebp + 0x14]
jge 0x10001d10
mov dword [ebp + 8], 0x100565c8
mov edx, dword [ebx + esi*4 + 0x410]
mov eax, edx
sar eax, 0x10
movzx eax, al
movsx ecx, byte [eax + str.cw]
mov eax, dword [ebp + 8]
inc dword [ebp + 8]
movsx eax, byte [eax]
xor ecx, eax
mov eax, edx
sar eax, 8
movzx eax, al
shl ecx, 8
movzx eax, byte [eax + str.cw]
xor ecx, eax
movzx eax, dl
shl ecx, 8
sar edx, 0x18
movzx eax, byte [eax + str.cw]
xor ecx, eax
movzx eax, dl
shl ecx, 8
movzx eax, byte [eax + str.cw]
xor ecx, eax
lea eax, [ebx + 0x414]
xor dword [eax], ecx
cmp esi, 8
je 0x10001c2a
cmp esi, 1
jle 0x10001cb4
lea ecx, [ebx + 0x418]
lea edx, [esi - 1]
mov eax, dword [ecx - 4]
lea ecx, [ecx + 4]
xor dword [ecx - 4], eax
sub edx, 1
jne 0x10001c17
jmp 0x10001cae
lea eax, [ebx + 0x418]
mov edx, 3
mov ecx, dword [eax - 4]
lea eax, [eax + 4]
xor dword [eax - 4], ecx
sub edx, 1
jne 0x10001c35
mov edx, dword [ebx + 0x420]
mov eax, edx
sar eax, 0x18
movzx eax, al
movsx ecx, byte [eax + str.cw]
mov eax, edx
sar eax, 0x10
movzx eax, al
shl ecx, 8
movzx eax, byte [eax + str.cw]
xor ecx, eax
mov eax, edx
sar eax, 8
movzx eax, al
shl ecx, 8
movzx eax, byte [eax + str.cw]
xor ecx, eax
movzx eax, dl
shl ecx, 8
mov edx, 3
movzx eax, byte [eax + str.cw]
xor ecx, eax
xor dword [ebx + 0x424], ecx
lea ecx, [ebx + 0x428]
mov eax, dword [ecx - 4]
lea ecx, [ecx + 4]
xor dword [ecx - 4], eax
sub edx, 1
jne 0x10001ca0
lea eax, [ebx + 0x414]
mov dword [ebp - 8], 0
test esi, esi
jle 0x10001d07
mov ecx, eax
mov dword [ebp + 0xc], eax
cmp edi, dword [ebp + 0x14]
jge 0x10001d10
mov eax, edi
mov ecx, dword [ecx]
cdq
inc edi
idiv dword [ebp + 0x10]
lea esi, [edx + eax*8]
mov dword [ebx + esi*4 + 8], ecx
mov ecx, dword [ebx + 0x3d0]
mov esi, dword [ebp - 4]
sub ecx, eax
mov eax, dword [ebp + 0xc]
lea ecx, [edx + ecx*8]
mov eax, dword [eax]
mov dword [ebx + ecx*4 + 0x1e8], eax
mov eax, dword [ebp - 8]
mov ecx, dword [ebp + 0xc]
inc eax
add ecx, 4
mov dword [ebp - 8], eax
mov dword [ebp + 0xc], ecx
cmp eax, esi
jl 0x10001cc4
cmp edi, dword [ebp + 0x14]
jl 0x10001ba2
mov ecx, 1
mov dword [ebp + 8], ecx
cmp dword [ebx + 0x3d0], ecx
jle 0x10001d97
mov eax, dword [ebp + 0x10]
lea edx, [ebx + 0x208]
mov dword [ebp + 0x14], edx
nop dword [eax]
test eax, eax
jle 0x10001d85
mov esi, edx
mov edi, eax
mov edx, dword [esi]
lea esi, [esi + 4]
mov eax, edx
sar eax, 0x18
movzx ecx, al
mov eax, edx
sar eax, 0x10
movzx eax, al
mov ecx, dword [ecx*4 + 0x100555c8]
xor ecx, dword [eax*4 + 0x100559c8]
mov eax, edx
sar eax, 8
movzx eax, al
xor ecx, dword [eax*4 + 0x10055dc8]
movzx eax, dl
xor ecx, dword [eax*4 + 0x100561c8]
mov dword [esi - 4], ecx
sub edi, 1
jne 0x10001d38
mov eax, dword [ebp + 0x10]
mov ecx, dword [ebp + 8]
mov edx, dword [ebp + 0x14]
inc ecx
add edx, 0x20
mov dword [ebp + 8], ecx
mov dword [ebp + 0x14], edx
cmp ecx, dword [ebx + 0x3d0]
jl 0x10001d30
pop edi
mov byte [ebx + 4], 1
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10