Function at 0x4f2850
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x154
mov eax, dword [0x5d60c4]
xor eax, esp
mov dword [esp + 0x150], eax
mov eax, dword [esp + 0x160]
mov edx, 1
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x164]
mov dword [esp], eax
push esi
mov esi, dword [esp + 0x15c]
push edi
mov edi, dword [esp + 0x164]
mov dword [esp + 0x40], edi
mov eax, dword [esi + 0x5c]
mov ecx, dword [esi + 4]
mov dword [esp + 0x30], eax
mov eax, dword [esi + 0x28]
mov dword [esp + 0x2c], eax
mov eax, dword [esi + 0x24]
mov dword [esp + 0x24], eax
mov eax, edi
sub eax, ecx
mov dword [esp + 0x38], ecx
mov ecx, dword [esi + 0xb8]
mov dword [esp + 0x4c], eax
mov edi, dword [esp + 0x4c]
shl edx, cl
mov ecx, dword [esi + 0x10]
sub edi, edx
sub eax, ecx
mov dword [esp + 0x3c], esi
cmp eax, edx
mov dword [esp + 0xc], 3
mov eax, edi
mov dword [esp + 0x14], 0xf
mov edi, dword [esp + 0x40]
cmovbe eax, ecx
cmp dword [esi + 0x18], 0
cmovne eax, ecx
mov ecx, 4
mov dword [esp + 0x20], eax
mov eax, dword [esi + 0xc4]
cmp eax, ecx
cmovb ecx, eax
mov eax, dword [esi + 0x50]
mov dword [esp + 0x10], eax
mov eax, dword [esi + 0x54]
mov dword [esp + 0x34], eax
mov eax, 1
shl eax, cl
cmp dword [esi + 0xdc], 0
mov dword [esp + 0x1c], eax
jne 0x4f2ba2
mov ecx, dword [esi + 0x1c]
mov eax, dword [esp + 0x4c]
sub eax, ecx
mov dword [esp + 0x54], ecx
cmp eax, 0x180
jbe 0x4f2a99
lea eax, [ecx + 0x60]
mov dword [esp + 0x28], eax
cmp ecx, eax
jae 0x4f2a02
mov eax, dword [esp + 0x38]
mov esi, 0x38
sub esi, dword [esp + 0x24]
add eax, 8
mov edi, dword [esp + 0x3c]
mov dword [esp + 0x44], esi
mov dword [esp + 0x50], eax
nop dword [eax]
push 0xcf1bbcdc
push 0xbf9b0000
push dword [eax + ecx + 4]
push dword [eax + ecx]
call fcn.0052c240
xor eax, dword [edi + 0x50]
mov ecx, esi
xor edx, dword [edi + 0x54]
call fcn.0052c220
mov ecx, eax
mov eax, dword [esp + 0x54]
and eax, 7
mov edx, dword [edi + eax*4 + 0x2c]
mov esi, edx
mov dword [edi + eax*4 + 0x2c], ecx
mov eax, 0
shr esi, 4
mov dword [esp + 0x48], edx
and esi, 0xffffff0
mov edx, dword [esp + 0x2c]
add edx, esi
movzx ecx, byte [edx]
dec ecx
and ecx, 0xf
cmove eax, dword [esp + 0x14]
add ecx, eax
mov eax, dword [esp + 0x48]
mov byte [edx], cl
mov byte [ecx + edx], al
lea eax, [ecx + esi]
mov edx, dword [esp + 0x30]
mov ecx, dword [esp + 0x54]
mov esi, dword [esp + 0x44]
mov dword [edx + eax*4], ecx
inc ecx
mov eax, dword [esp + 0x50]
mov dword [esp + 0x54], ecx
cmp ecx, dword [esp + 0x28]
jb 0x4f2970
mov edi, dword [esp + 0x40]
mov esi, dword [esp + 0x3c]
mov ecx, dword [esp + 0x4c]
lea edx, [edi + 1]
mov eax, dword [esp + 0x38]
add ecx, 0xffffffe0
add eax, ecx
mov dword [esp + 0x54], ecx
mov dword [esp + 0x48], ecx
cmp eax, edx
jbe 0x4f2a22
xor edx, edx
jmp 0x4f2a29
sub edx, dword [esp + 0x38]
sub edx, ecx
inc edx
mov eax, 8
cmp edx, eax
cmova edx, eax
add edx, ecx
mov dword [esp + 0x50], edx
cmp ecx, edx
jae 0x4f2a99
mov eax, 0x38
mov edi, edx
sub eax, dword [esi + 0x24]
mov edx, ecx
mov dword [esp + 0x44], eax
nop dword [eax]
mov eax, dword [esp + 0x38]
push 0xcf1bbcdc
push 0xbf9b0000
push dword [edx + eax + 4]
push dword [edx + eax]
call fcn.0052c240
xor eax, dword [esi + 0x50]
xor edx, dword [esi + 0x54]
mov ecx, dword [esp + 0x44]
call fcn.0052c220
mov edx, dword [esp + 0x48]
mov ecx, eax
mov eax, edx
inc edx
and eax, 7
mov dword [esp + 0x48], edx
mov dword [esi + eax*4 + 0x2c], ecx
cmp edx, edi
jb 0x4f2a50
mov edi, dword [esp + 0x40]
mov ecx, dword [esp + 0x54]
mov eax, dword [esi + 0x5c]
mov edx, dword [esi + 4]
mov dword [esp + 0x28], eax
mov eax, dword [esi + 0x28]
mov dword [esp + 0x44], eax
mov eax, dword [esp + 0x4c]
mov dword [esp + 0x48], edx
cmp ecx, eax
jae 0x4f2b61
mov eax, 0x38
sub eax, dword [esi + 0x24]
mov dword [esp + 0x50], eax
mov edi, eax
nop dword [eax + eax]
push 0xcf1bbcdc
push 0xbf9b0000
push dword [edx + ecx + 0xc]
push dword [edx + ecx + 8]
call fcn.0052c240
xor eax, dword [esi + 0x50]
mov ecx, edi
xor edx, dword [esi + 0x54]
call fcn.0052c220
mov ecx, eax
mov eax, dword [esp + 0x54]
and eax, 7
mov edx, dword [esi + eax*4 + 0x2c]
mov dword [esi + eax*4 + 0x2c], ecx
mov esi, edx
mov dword [esp + 0x50], edx
mov eax, 0
mov edx, dword [esp + 0x44]
shr esi, 4
and esi, 0xffffff0
add edx, esi
movzx ecx, byte [edx]
dec ecx
and ecx, 0xf
cmove eax, dword [esp + 0x14]
add ecx, eax
mov eax, dword [esp + 0x50]
mov byte [edx], cl
mov byte [ecx + edx], al
lea eax, [ecx + esi]
mov edx, dword [esp + 0x28]
mov ecx, dword [esp + 0x54]
mov esi, dword [esp + 0x3c]
mov dword [edx + eax*4], ecx
inc ecx
mov eax, dword [esp + 0x4c]
mov edx, dword [esp + 0x48]
mov dword [esp + 0x54], ecx
cmp ecx, eax
jb 0x4f2ad0
mov edi, dword [esp + 0x40]
push 0xcf1bbcdc
push 0xbf9b0000
mov dword [esi + 0x1c], eax
push dword [edi + 0xc]
push dword [edi + 8]
call fcn.0052c240
xor eax, dword [esp + 0x10]
mov ecx, 0x38
xor edx, dword [esp + 0x34]
sub ecx, dword [esp + 0x24]
call fcn.0052c220
mov ecx, eax
mov eax, dword [esp + 0x4c]
and eax, 7
mov edx, dword [esi + eax*4 + 0x2c]
mov dword [esi + eax*4 + 0x2c], ecx
jmp 0x4f2bd5
push 0xcf1bbcdc
push 0xbf9b0000
push dword [edi + 4]
push dword [edi]
call fcn.0052c240
xor eax, dword [esp + 0x10]
mov ecx, 0x38
xor edx, dword [esp + 0x34]
sub ecx, dword [esp + 0x24]
call fcn.0052c220
mov edx, eax
mov eax, dword [esp + 0x4c]
mov dword [esi + 0x1c], eax
mov eax, dword [esp + 0x30]
mov ecx, edx
add dword [esi + 0x58], edx
shr ecx, 4
and ecx, 0xffffff0
mov dword [esp + 0x34], edx
mov dword [esp + 0x54], 0
lea eax, [eax + ecx*4]
add ecx, dword [esp + 0x2c]
mov dword [esp + 0x30], eax
mov dword [esp + 0x28], ecx
mov dword [esp + 0x2c], 0
movzx eax, byte [ecx]
mov esi, eax
mov dword [esp + 0x44], eax
movsx eax, dl
and esi, 0xf
mov dword [esp + 0x50], esi
movd xmm0, eax
punpcklbw xmm0, xmm0
punpcklwd xmm0, xmm0
pshufd xmm1, xmm0, 0
movups xmm0, xmmword [ecx]
mov ecx, esi
neg ecx
pcmpeqb xmm0, xmm1
and ecx, 0xf
pmovmskb edx, xmm0
mov ax, dx
shl ax, cl
mov cx, si
shr dx, cl
or ax, dx
movzx eax, ax
cdq
mov esi, eax
test edx, edx
jne 0x4f2c5d
test esi, esi
je 0x4f2cb7
xor edi, edi
nop
cmp dword [esp + 0x1c], 0
je 0x4f2cb3
test esi, esi
jne 0x4f2c73
bsf eax, edx
add eax, 0x20
jmp 0x4f2c76
bsf eax, esi
add eax, dword [esp + 0x50]
mov edi, dword [esp + 0x54]
and eax, 0xf
je 0x4f2c9d
mov ecx, dword [esp + 0x30]
mov eax, dword [ecx + eax*4]
cmp eax, dword [esp + 0x20]
jb 0x4f2cb3
mov dword [esp + edi*4 + 0x58], eax
inc edi
dec dword [esp + 0x1c]
mov dword [esp + 0x54], edi
mov ecx, esi
mov eax, edx
add ecx, 0xffffffff
adc eax, 0xffffffff
and esi, ecx
and edx, eax
ja 0x4f2c60
jb 0x4f2cb3
test esi, esi
jne 0x4f2c60
mov edi, dword [esp + 0x40]
mov ecx, dword [esp + 0x44]
mov edx, 0xf
mov esi, dword [esp + 0x30]
dec ecx
and ecx, 0xf
mov eax, 0
cmove eax, edx
mov edx, dword [esp + 0x28]
add ecx, eax
mov eax, dword [esp + 0x34]
mov byte [edx], cl
mov byte [ecx + edx], al
mov edx, dword [esp + 0x3c]
mov eax, dword [edx + 0x1c]
mov dword [esi + ecx*4], eax
inc dword [edx + 0x1c]
cmp dword [esp + 0x54], 0
jbe 0x4f2ddf
mov ecx, dword [esp + 0x54]
xor eax, eax
lea esi, [eax + 3]
mov eax, dword [esp + eax*4 + 0x58]
mov edx, dword [esp + 0x38]
add edx, eax
mov dword [esp + 0x50], eax
mov eax, dword [edx + esi - 3]
cmp eax, dword [esi + edi - 3]
jne 0x4f2da9
mov esi, dword [esp + 0x18]
mov eax, edi
add esi, 0xfffffffd
cmp edi, esi
jae 0x4f2d55
mov eax, dword [edx]
xor eax, dword [edi]
je 0x4f2d37
bsf ecx, eax
shr ecx, 3
jmp 0x4f2d7d
lea eax, [edi + 4]
add edx, 4
cmp eax, esi
jae 0x4f2d55
mov ecx, dword [eax]
xor ecx, dword [edx]
jne 0x4f2dd3
add eax, 4
add edx, 4
cmp eax, esi
jb 0x4f2d41
mov esi, dword [esp + 0x18]
lea ecx, [esi - 1]
cmp eax, ecx
jae 0x4f2d6e
mov cx, word [edx]
cmp cx, word [eax]
jne 0x4f2d6e
add eax, 2
add edx, 2
cmp eax, esi
jae 0x4f2d79
mov cl, byte [edx]
cmp cl, byte [eax]
jne 0x4f2d79
inc eax
mov ecx, eax
sub ecx, edi
mov esi, dword [esp + 0xc]
cmp ecx, esi
jbe 0x4f2da5
mov eax, dword [esp + 0x4c]
mov esi, ecx
sub eax, dword [esp + 0x50]
mov edx, dword [esp + 8]
add eax, 3
mov dword [esp + 0xc], esi
mov dword [edx], eax
lea eax, [ecx + edi]
cmp eax, dword [esp + 0x18]
je 0x4f2dba
mov ecx, dword [esp + 0x54]
mov eax, dword [esp + 0x2c]
inc eax
mov dword [esp + 0x2c], eax
cmp eax, ecx
jb 0x4f2d00
pop edi
mov eax, esi
pop esi
mov ecx, dword [esp + 0x150]
xor ecx, esp
call fcn.0052b789
add esp, 0x154
ret
bsf ecx, ecx
shr ecx, 3
sub ecx, edi
add ecx, eax
jmp 0x4f2d7d
mov ecx, dword [esp + 0x158]
mov eax, 3
pop edi
pop esi
xor ecx, esp
call fcn.0052b789
add esp, 0x154
ret