Function at 0x4dba50
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x168
mov eax, dword [0x5b0008]
xor eax, esp
mov dword [esp + 0x164], eax
mov eax, dword [ebp + 8]
mov dword [esp + 0x3c], eax
mov eax, dword [ebp + 0xc]
mov dword [esp + 0x5c], eax
push esi
mov esi, ecx
mov dword [esp + 0xc], edx
push edi
mov dword [esp + 0x28], esi
mov dword [esp + 0x48], 3
mov eax, dword [esi + 0x5c]
mov ecx, dword [esi + 4]
mov edx, dword [esi + 8]
mov dword [esp + 0x34], eax
mov eax, dword [esi + 0x28]
mov dword [esp + 0x38], eax
mov eax, dword [esi + 0x24]
mov dword [esp + 0x40], eax
mov eax, dword [esi + 0xc]
mov dword [esp + 0x54], eax
mov dword [esp + 0x24], ecx
mov dword [esp + 0x58], edx
mov edx, 1
lea edi, [eax + ecx]
mov dword [esp + 0x5c], 0xf
mov eax, dword [esp + 0x10]
sub eax, ecx
mov dword [esp + 0x60], edi
mov ecx, dword [esi + 0xb8]
mov dword [esp + 0xc], eax
mov edi, dword [esp + 0xc]
shl edx, cl
mov ecx, dword [esi + 0x10]
sub edi, edx
sub eax, ecx
cmp eax, edx
mov eax, edi
mov edi, dword [esp + 0x10]
cmovbe eax, ecx
cmp dword [esi + 0x18], 0
cmovne eax, ecx
mov ecx, 4
mov dword [esp + 0x4c], eax
mov eax, dword [esi + 0xc4]
cmp eax, ecx
cmovb ecx, eax
mov eax, dword [esi + 0x50]
mov dword [esp + 0x2c], eax
mov eax, dword [esi + 0x54]
mov dword [esp + 0x30], eax
mov eax, 1
shl eax, cl
cmp dword [esi + 0xdc], 0
mov dword [esp + 0x50], eax
jne 0x4dbdc6
mov ecx, dword [esi + 0x1c]
mov eax, dword [esp + 0xc]
mov edx, dword [esp + 0x40]
sub eax, ecx
mov dword [esp + 8], ecx
cmp eax, 0x180
jbe 0x4dbcc2
lea eax, [ecx + 0x60]
mov dword [esp + 0x18], edx
mov dword [esp + 0x14], eax
cmp ecx, eax
jae 0x4dbc19
mov eax, dword [esp + 0x24]
mov esi, 0x38
mov edi, dword [esp + 0x28]
sub esi, edx
add eax, 8
mov dword [esp + 0x1c], esi
mov dword [esp + 0x20], eax
nop dword [eax]
push 0xcf1bbcdc
push 0xbb000000
push dword [eax + ecx + 4]
push dword [eax + ecx]
call fcn.00546f20
xor eax, dword [edi + 0x50]
mov ecx, esi
xor edx, dword [edi + 0x54]
call fcn.00519d00
mov ecx, eax
mov eax, dword [esp + 8]
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 + 0x18], edx
and esi, 0xffffff0
mov edx, dword [esp + 0x38]
add edx, esi
movzx ecx, byte [edx]
dec ecx
and ecx, 0xf
cmove eax, dword [esp + 0x5c]
add ecx, eax
mov eax, dword [esp + 0x18]
mov byte [edx], cl
mov byte [ecx + edx], al
lea eax, [ecx + esi]
mov edx, dword [esp + 0x34]
mov ecx, dword [esp + 8]
mov esi, dword [esp + 0x1c]
mov dword [edx + eax*4], ecx
inc ecx
mov eax, dword [esp + 0x20]
mov dword [esp + 8], ecx
cmp ecx, dword [esp + 0x14]
jb 0x4dbb80
mov eax, dword [edi + 0x24]
mov edi, dword [esp + 0x10]
mov esi, dword [esp + 0x28]
mov dword [esp + 0x18], eax
mov ecx, dword [esp + 0xc]
lea edx, [edi + 1]
mov eax, dword [esp + 0x24]
add ecx, 0xffffffe0
add eax, ecx
mov dword [esp + 8], ecx
mov dword [esp + 0x14], ecx
cmp eax, edx
jbe 0x4dbc39
xor edx, edx
jmp 0x4dbc40
sub edx, dword [esp + 0x24]
sub edx, ecx
inc edx
mov eax, 8
cmp edx, eax
cmova edx, eax
add edx, ecx
mov dword [esp + 0x20], edx
cmp ecx, edx
jae 0x4dbcbe
mov eax, 0x38
mov edi, edx
sub eax, dword [esp + 0x18]
mov edx, ecx
mov dword [esp + 0x1c], eax
nop word [eax + eax]
mov eax, dword [esp + 0x24]
push 0xcf1bbcdc
push 0xbb000000
push dword [edx + eax + 4]
push dword [edx + eax]
call fcn.00546f20
xor eax, dword [esi + 0x50]
xor edx, dword [esi + 0x54]
mov ecx, dword [esp + 0x1c]
call fcn.00519d00
mov edx, dword [esp + 0x14]
mov ecx, eax
mov eax, edx
inc edx
and eax, 7
mov dword [esp + 0x14], edx
mov dword [esi + eax*4 + 0x2c], ecx
cmp edx, edi
jb 0x4dbc70
mov edx, dword [esi + 0x24]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 8]
jmp 0x4dbcc2
mov edx, dword [esp + 0x18]
mov eax, dword [esi + 0x5c]
mov dword [esp + 0x3c], eax
mov eax, dword [esi + 0x28]
mov dword [esp + 0x18], eax
mov eax, dword [esi + 4]
mov dword [esp + 0x20], eax
mov eax, dword [esp + 0xc]
cmp ecx, eax
jae 0x4dbd85
mov edi, dword [esp + 0xc]
mov eax, 0x38
sub eax, edx
mov dword [esp + 0x1c], eax
mov eax, dword [esp + 0x20]
push 0xcf1bbcdc
push 0xbb000000
push dword [eax + ecx + 0xc]
push dword [eax + ecx + 8]
call fcn.00546f20
xor eax, dword [esi + 0x50]
xor edx, dword [esi + 0x54]
mov ecx, dword [esp + 0x1c]
call fcn.00519d00
mov ecx, eax
mov eax, dword [esp + 8]
and eax, 7
mov edx, dword [esi + eax*4 + 0x2c]
mov dword [esi + eax*4 + 0x2c], ecx
mov esi, edx
shr esi, 4
mov eax, 0
mov dword [esp + 0x14], edx
and esi, 0xffffff0
mov edx, dword [esp + 0x18]
add edx, esi
movzx ecx, byte [edx]
dec ecx
and ecx, 0xf
cmove eax, dword [esp + 0x5c]
add ecx, eax
mov eax, dword [esp + 0x14]
mov byte [edx], cl
mov byte [ecx + edx], al
lea eax, [ecx + esi]
mov edx, dword [esp + 0x3c]
mov ecx, dword [esp + 8]
mov esi, dword [esp + 0x28]
mov dword [edx + eax*4], ecx
inc ecx
mov dword [esp + 8], ecx
cmp ecx, edi
jb 0x4dbcf2
mov edi, dword [esp + 0x10]
mov eax, dword [esp + 0xc]
push 0xcf1bbcdc
push 0xbb000000
mov dword [esi + 0x1c], eax
push dword [edi + 0xc]
push dword [edi + 8]
call fcn.00546f20
xor eax, dword [esp + 0x2c]
mov ecx, 0x38
xor edx, dword [esp + 0x30]
sub ecx, dword [esp + 0x40]
call fcn.00519d00
mov ecx, eax
mov eax, dword [esp + 0xc]
and eax, 7
mov edx, dword [esi + eax*4 + 0x2c]
mov dword [esi + eax*4 + 0x2c], ecx
jmp 0x4dbdf9
push 0xcf1bbcdc
push 0xbb000000
push dword [edi + 4]
push dword [edi]
call fcn.00546f20
xor eax, dword [esp + 0x2c]
mov ecx, 0x38
xor edx, dword [esp + 0x30]
sub ecx, dword [esp + 0x40]
call fcn.00519d00
mov edx, eax
mov eax, dword [esp + 0xc]
mov dword [esi + 0x1c], eax
mov eax, dword [esp + 0x34]
mov ecx, edx
add dword [esi + 0x58], edx
shr ecx, 4
and ecx, 0xffffff0
mov dword [esp + 0x30], edx
mov dword [esp + 8], 0
mov dword [esp + 0x2c], 0
lea eax, [eax + ecx*4]
add ecx, dword [esp + 0x38]
mov dword [esp + 0x34], eax
movsx eax, dl
mov dword [esp + 0x1c], ecx
movzx esi, byte [ecx]
and esi, 0xf
movd xmm0, eax
punpcklbw xmm0, xmm0
punpcklwd xmm0, xmm0
pshufd xmm1, xmm0, 0
movups xmm0, xmmword [ecx]
mov ecx, esi
mov dword [esp + 0x20], 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 dword [esp + 0x3c], edx
mov esi, eax
test edx, edx
jne 0x4dbe7f
test esi, esi
je 0x4dbed5
mov edi, dword [esp + 0x3c]
cmp dword [esp + 0x50], 0
jbe 0x4dbed1
push edi
push esi
call fcn.004d6c70
add eax, dword [esp + 0x28]
add esp, 8
and eax, 0xf
je 0x4dbebb
mov ecx, dword [esp + 0x34]
mov ecx, dword [ecx + eax*4]
cmp ecx, dword [esp + 0x4c]
jb 0x4dbed1
mov eax, dword [esp + 8]
mov dword [esp + eax*4 + 0x68], ecx
inc eax
dec dword [esp + 0x50]
mov dword [esp + 8], eax
mov ecx, esi
mov eax, edi
add ecx, 0xffffffff
adc eax, 0xffffffff
and esi, ecx
and edi, eax
ja 0x4dbe83
jb 0x4dbed1
test esi, esi
jne 0x4dbe83
mov edi, dword [esp + 0x10]
mov edx, dword [esp + 0x1c]
mov esi, 0xf
mov eax, 0
movzx ecx, byte [edx]
dec ecx
and ecx, 0xf
cmove eax, esi
mov esi, dword [esp + 0x34]
add ecx, eax
mov eax, dword [esp + 0x30]
mov byte [edx], cl
mov byte [ecx + edx], al
mov edx, dword [esp + 0x28]
mov eax, dword [edx + 0x1c]
mov dword [esi + ecx*4], eax
inc dword [edx + 0x1c]
cmp dword [esp + 8], 0
jbe 0x4dc02d
mov edx, dword [esp + 8]
xor eax, eax
nop word [eax + eax]
mov esi, dword [esp + eax*4 + 0x68]
mov dword [esp + 0x3c], esi
cmp esi, dword [esp + 0x54]
jb 0x4dbf5f
mov eax, dword [esp + 0x24]
mov ecx, dword [esp + 0x48]
add eax, esi
mov eax, dword [eax + ecx - 3]
cmp eax, dword [ecx + edi - 3]
jne 0x4dc006
mov edx, dword [esp + 0x24]
mov ecx, edi
push dword [esp + 0x44]
lea edx, [esi + edx]
call fcn.004d6d00
add esp, 4
mov edi, eax
jmp 0x4dbfcf
mov ecx, dword [esp + 0x58]
mov eax, dword [esi + ecx]
cmp eax, dword [edi]
jne 0x4dc002
add ecx, 4
add edi, 4
add esi, ecx
mov dword [esp + 0x38], edi
mov ecx, dword [esp + 0x54]
mov eax, edi
add ecx, dword [esp + 0x58]
sub eax, esi
add eax, ecx
mov edx, esi
mov ecx, dword [esp + 0x44]
cmp eax, ecx
cmovb ecx, eax
push ecx
mov ecx, edi
call fcn.004d6d00
mov ecx, dword [esp + 0x58]
mov edi, eax
add ecx, dword [esp + 0x5c]
add esp, 4
lea eax, [edi + esi]
cmp eax, ecx
jne 0x4dbfc8
mov ecx, dword [esp + 0x38]
push dword [esp + 0x44]
mov edx, dword [esp + 0x64]
lea ecx, [edi + ecx]
call fcn.004d6d00
add esp, 4
add edi, eax
mov esi, dword [esp + 0x3c]
add edi, 4
mov ecx, dword [esp + 0x48]
cmp edi, ecx
jbe 0x4dbff8
mov eax, dword [esp + 0xc]
mov ecx, edi
mov edx, dword [esp + 0x64]
sub eax, esi
add eax, 3
mov dword [esp + 0x48], ecx
mov dword [edx], eax
mov eax, dword [esp + 0x10]
add eax, edi
cmp eax, dword [esp + 0x44]
je 0x4dc017
mov edi, dword [esp + 0x10]
mov edx, dword [esp + 8]
jmp 0x4dc006
mov ecx, dword [esp + 0x48]
mov eax, dword [esp + 0x2c]
inc eax
mov dword [esp + 0x2c], eax
cmp eax, edx
jb 0x4dbf20
mov eax, ecx
pop edi
pop esi
mov ecx, dword [esp + 0x164]
xor ecx, esp
call fcn.00519459
mov esp, ebp
pop ebp
ret
mov ecx, dword [esp + 0x16c]
mov eax, 3
pop edi
pop esi
xor ecx, esp
call fcn.00519459
mov esp, ebp
pop ebp
ret