Function at 0x45bffc
Capabilities:
Encode data using xor

Disassembly:
push edi
push esi
push ebp
push ebx
sub esp, 0x658
mov edx, eax
cmp dword [0x873c9c], 0
jle 0x45c2c1
xor eax, eax
mov dword [esp + 0x448], edx
mov ebx, eax
mov byte [esp + 0xc], 0
movsx edx, byte [0x8739ac]
test edx, edx
jne 0x45c043
lea esi, [esp + 0xc]
mov edi, 0x662280
mov dl, byte [edi]
inc edi
mov byte [esi], dl
inc esi
test dl, dl
jne 0x45c039
lea ebp, [ebx + ebx]
mov ecx, dword [0x873c98]
lea edi, [esp + 0xc]
mov edx, dword [ecx + ebx*4]
mov ecx, 0xffffffff
xor eax, eax
repne scasb al, byte es:[edi]
dec edi
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
test al, al
jne 0x45c05d
lea eax, [esp + 0x424]
lea edx, [esp + 0xc]
call fcn.00464bd8
movsx edx, byte [esp + 0x42c]
test edx, edx
je 0x45c2f5
mov ebp, dword [esp + 0x434]
mov ecx, dword [esp + 0x438]
add ebp, 8
adc ecx, 0
push 0
push ecx
push ebp
push dword [esp + 0x430]
call fcn.004728b4
add esp, 0x10
lea eax, [esp + 0x424]
call fcn.0045c320
mov dword [esp + 0x444], eax
lea eax, [esp + 0x424]
call fcn.0045c320
mov esi, eax
lea edx, [esi + 1]
push edx
call fcn.0047016c
mov edi, eax
mov ebp, edi
mov edx, dword [esp + 0x438]
mov eax, dword [esp + 0x43c]
add edx, 0x20
adc eax, 0
push 0
push eax
push edx
push dword [esp + 0x434]
call fcn.004728b4
add esp, 0x14
lea eax, [esp + 0x424]
mov edx, edi
mov ecx, esi
call fcn.00464c54
mov ecx, dword [esp + 0x444]
test ecx, ecx
jle 0x45c29d
xor esi, esi
mov dword [esp + 0x440], edi
mov dword [esp + 0x43c], ebx
movzx ebx, byte [ebp + 4]
neg ebx
movzx ebx, byte [ebx + 0x6619ff]
add ebp, 5
lea eax, [esp + 0x218]
push ebx
push ebp
push eax
call dword [0x5b9aac]
mov byte [esp + ebx + 0x224], 0
lea ebp, [ebp + ebx + 0x12]
add ebp, 4
lea edx, [esp + 0x458]
lea eax, [esp + 0x224]
push ebx
push eax
push edx
call dword [0x5b9aac]
add esp, 0x18
mov byte [esp + ebx + 0x44c], 0
test ebx, ebx
jle 0x45c1a0
xor edx, edx
movsx eax, byte [esp + edx + 0x44c]
neg eax
dec eax
mov byte [esp + edx + 0x44c], al
inc edx
cmp edx, ebx
jl 0x45c189
test ebx, ebx
jle 0x45c1b3
xor eax, eax
xor byte [esp + eax + 0x44c], 0x36
inc eax
cmp eax, ebx
jl 0x45c1a6
lea eax, [esp + 0x44c]
push 9
push eax
mov edx, dword [esp + 0x450]
push edx
call fcn.004729c0
add esp, 0xc
test eax, eax
jne 0x45c27f
mov ebx, dword [0x873934]
test ebx, ebx
jle 0x45c20c
xor edi, edi
lea edx, [esp + 0x44c]
mov eax, dword [0x873930]
push dword [eax + edi*4]
push edx
call fcn.004702b0
add esp, 8
test eax, eax
je 0x45c27f
inc edi
mov ebx, dword [0x873934]
cmp edi, ebx
jl 0x45c1e1
lea edi, [esp + 0x44c]
xor eax, eax
mov dh, byte [edi]
mov ecx, edi
test dh, dh
je 0x45c225
inc ecx
inc eax
mov dl, byte [ecx]
test dl, dl
jne 0x45c21d
mov edi, eax
lea edx, [edi + 2]
push edx
call fcn.0047016c
mov edx, dword [0x873930]
mov dword [edx + ebx*4], eax
mov edx, dword [0x873934]
mov ebx, dword [0x873930]
lea ecx, [esp + 0x450]
push edi
push ecx
push dword [ebx + edx*4]
call dword [0x5b9aac]
add esp, 0x10
mov ecx, dword [0x873934]
mov edx, dword [0x873930]
mov ebx, dword [edx + ecx*4]
mov byte [edi + ebx], 0
mov eax, dword [0x873934]
inc eax
mov dword [0x873934], eax
cmp eax, 0x2000
je 0x45c2ce
inc esi
mov eax, dword [esp + 0x444]
cmp esi, eax
jl 0x45c132
mov edi, dword [esp + 0x440]
mov ebx, dword [esp + 0x43c]
test edi, edi
je 0x45c2a8
push edi
call fcn.004706fe
pop ecx
lea eax, [esp + 0x424]
call fcn.00464c68
inc ebx
cmp ebx, dword [0x873c9c]
jl 0x45c020
xor eax, eax
add esp, 0x658
pop ebx
pop ebp
pop esi
pop edi
ret
mov edi, dword [esp + 0x440]
mov ebx, dword [esp + 0x43c]
push 0x2000
push 0x879bc4
push 0x8792b0
call fcn.00409070
add esp, 0xc
jmp 0x45c29d
mov eax, ebp
mov edx, dword [0x873c98]
push dword [edx + eax*2]
push 1
push 0xdbfb0
call fcn.0046d1fc
mov eax, 0xffffffff
add esp, 0x664
pop ebx
pop ebp
pop esi
pop edi
ret