Function at 0x497e60
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x48
call fcn.00468890
mov eax, dword [0x55d68c]
xor eax, esp
mov dword [esp + 0x44], eax
mov eax, dword [esp + 0x4c]
push esi
mov esi, dword [esp + 0x54]
mov dword [esp + 8], eax
test esi, esi
je 0x4981bf
cmp dword [0x56a5ec], 0
push ebx
je 0x497f87
lea ecx, [esp + 0x10]
push ecx
call fcn.00476fa0
push 0xdf
push 0x52dd98
push 0x13
push 5
call fcn.004773f0
lea edx, [esp + 0x24]
push edx
push 0x56a1a0
call fcn.00476fe0
mov ebx, eax
push 0xe1
neg ebx
push 0x52dd98
sbb ebx, ebx
push 0x13
inc ebx
push 6
mov dword [esp + 0x34], ebx
call fcn.004773f0
add esp, 0x2c
test ebx, ebx
jne 0x497eff
push 0xe6
push 0x52dd98
push 0x12
push 9
call fcn.004773f0
add esp, 0x10
mov eax, dword [0x56a5d8]
mov edx, dword [0x56a5dc]
mov ecx, dword [0x56a5d4]
mov dword [esp + 0x18], eax
mov eax, dword [0x56a5bc]
mov dword [esp + 0x1c], edx
mov edx, dword [0x56a5c0]
mov dword [esp + 0x38], eax
mov eax, dword [0x56a5c4]
push edi
mov edi, ecx
add ecx, esi
mov dword [esp + 0x40], edx
mov edx, dword [0x56a5c8]
mov dword [esp + 0x44], eax
mov eax, dword [0x56a5cc]
mov dword [esp + 0x48], edx
mov dword [esp + 0x4c], eax
mov dword [0x56a5d4], ecx
cmp ecx, 0x3ff
jl 0x497f98
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 [0x56a5d4], ecx
mov dword [0x56a5d0], 0x3ff
jmp 0x497fae
mov dword [esp + 8], 0
mov ebx, dword [esp + 8]
jmp 0x497ee9
mov eax, dword [0x56a5d0]
cmp eax, 0x3ff
jge 0x497fae
cmp ecx, eax
jle 0x497fae
mov dword [0x56a5d0], 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 [0x56a5dc], ecx
test ebx, ebx
jne 0x497ff3
push 0x106
push 0x52dd98
push 0x12
push 0xa
call fcn.004773f0
add esp, 0x10
lea edx, [esp + 0x24]
push edx
call fcn.0046f730
add esp, 4
test esi, esi
jle 0x49810e
push ebp
mov ebp, esi
dec esi
mov eax, 0xcccccccd
mul esi
shr edx, 4
inc edx
mov dword [esp + 0x18], edx
jmp 0x498020
mov esi, ebp
cmp ebp, 0x14
jle 0x49802c
mov esi, 0x14
push 0
call fcn.004735c0
push eax
lea eax, [esp + 0x30]
push eax
call fcn.0046f780
push 0x14
lea ecx, [esp + 0x50]
push ecx
lea edx, [esp + 0x3c]
push edx
call fcn.0046f930
lea ebx, [esi + edi - 0x3ff]
add esp, 0x18
lea ecx, [edi + 0x56a1a8]
lea edx, [esp + 0x28]
test ebx, ebx
jle 0x498088
mov eax, esi
sub eax, ebx
push eax
push ecx
push edx
call fcn.0046f930
push ebx
lea eax, [esp + 0x38]
push 0x56a1a8
push eax
call fcn.0046f930
add esp, 0x18
jmp 0x498093
push esi
push ecx
push edx
call fcn.0046f930
add esp, 0xc
mov ebx, dword [esp + 0x14]
push esi
lea eax, [esp + 0x2c]
push ebx
push eax
call fcn.0046f930
push 8
lea ecx, [esp + 0x30]
push ecx
lea edx, [esp + 0x3c]
push edx
call fcn.0046f930
push 0
lea eax, [esp + 0x5c]
push eax
lea ecx, [esp + 0x48]
push ecx
call fcn.0046f940
mov ecx, 1
add dword [esp + 0x48], ecx
add ebx, esi
add esp, 0x24
xor eax, eax
mov dword [esp + 0x14], ebx
test esi, esi
jle 0x4980fc
lea ecx, [ecx]
mov dl, byte [esp + eax + 0x40]
xor byte [edi + 0x56a1a8], dl
add edi, ecx
cmp edi, 0x3ff
jl 0x4980f6
xor edi, edi
add eax, ecx
cmp eax, esi
jl 0x4980e0
sub ebp, 0x14
sub dword [esp + 0x18], ecx
jne 0x498020
mov ebx, dword [esp + 0x10]
pop ebp
lea eax, [esp + 0x24]
push eax
call fcn.0046f9c0
add esp, 4
pop edi
test ebx, ebx
jne 0x498136
push 0x137
push 0x52dd98
push 0x12
push 9
call fcn.004773f0
add esp, 0x10
xor eax, eax
jmp 0x498140
movzx ecx, byte [esp + eax + 0x38]
xor byte [eax + 0x56a5bc], cl
movzx edx, byte [esp + eax + 0x39]
movzx ecx, byte [esp + eax + 0x3a]
xor byte [eax + 0x56a5bd], dl
xor byte [eax + 0x56a5be], cl
movzx edx, byte [esp + eax + 0x3b]
movzx ecx, byte [esp + eax + 0x3c]
xor byte [eax + 0x56a5bf], dl
xor byte [eax + 0x56a5c0], cl
add eax, 5
cmp eax, 0x14
jl 0x498140
fld qword [0x52dd90]
fld qword [0x56a5e0]
fcom st(1)
fnstsw ax
fstp st(1)
test ah, 5
jp 0x4981a2
fadd qword [esp + 0x5c]
fstp qword [0x56a5e0]
jmp 0x4981a4
fstp st(0)
test ebx, ebx
pop ebx
jne 0x4981bf
push 0x144
push 0x52dd98
push 0x12
push 0xa
call fcn.004773f0
add esp, 0x10
mov ecx, dword [esp + 0x48]
pop esi
xor ecx, esp
call fcn.00455328
add esp, 0x48
ret