Function at 0x559b30
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x2c
call fcn.00452110
mov eax, dword [esp + 0x40]
mov ecx, dword [esp + 0x3c]
mov edx, ecx
push ebx
push ebp
xor ebx, ebx
xor ebp, ebp
test eax, eax
push ecx
cmovne edx, eax
mov dword [esp + 0x1c], edx
call fcn.00503380
add esp, 4
mov dword [esp + 0x48], eax
test eax, eax
js 0x559e23
push edi
mov edi, dword [esp + 0x50]
cmp edi, 0xffffffff
jne 0x559bda
mov edi, eax
push esi
mov esi, dword [esp + 0x40]
push dword [esi + 0x10]
call fcn.004ea9a0
dec eax
and eax, 7
push esi
mov dword [esp + 0x20], eax
call fcn.004efe10
mov esi, dword [esp + 0x4c]
add esp, 8
mov edx, eax
mov dword [esp + 0x1c], edx
cmp dword [esp + 0x18], ebx
jne 0x559baa
mov byte [esi], bl
inc esi
dec edx
mov dword [esp + 0x1c], edx
mov ecx, dword [esp + 0x50]
lea eax, [ecx + 2]
cmp edx, eax
jge 0x559c0a
push 0xe7
push str..crypto_rsa_rsa_pss.c
push 0x6e
push 0x94
push 4
call fcn.004f5780
add esp, 0x14
mov eax, ebx
pop esi
pop edi
pop ebp
pop ebx
add esp, 0x2c
ret
cmp edi, 0xfffffffe
jne 0x559be1
jmp 0x559b74
jge 0x559b74
push 0xdb
push str..crypto_rsa_rsa_pss.c
push 0x88
push 0x94
push 4
call fcn.004f5780
add esp, 0x14
mov eax, ebx
pop edi
pop ebp
pop ebx
add esp, 0x2c
ret
mov eax, edx
sub eax, ecx
mov dword [esp + 0x14], eax
lea ecx, [eax - 2]
cmp edi, 0xfffffffe
jne 0x559c5e
mov edi, ecx
test edi, edi
jle 0x559c86
push 0xf2
push str..crypto_rsa_rsa_pss.c
push edi
call fcn.004e7820
mov ebp, eax
add esp, 0xc
test ebp, ebp
jne 0x559c70
push 0xf5
push str..crypto_rsa_rsa_pss.c
push 0x41
push 0x94
push 4
call fcn.004f5780
add esp, 0x14
mov eax, ebx
pop esi
pop edi
pop ebp
pop ebx
add esp, 0x2c
ret
cmp edi, ecx
jle 0x559c1c
push 0xee
push str..crypto_rsa_rsa_pss.c
push 0x6e
jmp 0x559c45
push edi
push ebp
call fcn.004f2990
add esp, 8
test eax, eax
jle 0x559e14
mov eax, dword [esp + 0x14]
dec eax
mov dword [esp + 0x10], eax
lea eax, [esp + 0x24]
push eax
call fcn.004eee10
push 0
push dword [esp + 0x54]
lea eax, [esp + 0x30]
push eax
call fcn.004ee8c0
add esp, 0x10
test eax, eax
je 0x559e14
push 8
lea eax, [esp + 0x28]
push 0x63d694
push eax
call fcn.004eea60
add esp, 0xc
test eax, eax
je 0x559e14
push dword [esp + 0x50]
lea eax, [esp + 0x28]
push dword [esp + 0x4c]
push eax
call fcn.004eea60
add esp, 0xc
test eax, eax
je 0x559e14
test edi, edi
je 0x559d04
push edi
lea eax, [esp + 0x28]
push ebp
push eax
call fcn.004eea60
add esp, 0xc
test eax, eax
je 0x559e14
mov eax, dword [esp + 0x10]
add eax, esi
push 0
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.004ee820
add esp, 0xc
test eax, eax
je 0x559e14
lea eax, [esp + 0x24]
push eax
call fcn.004eea70
push dword [esp + 0x24]
mov ecx, dword [esp + 0x18]
push dword [esp + 0x58]
lea eax, [ecx + esi]
push eax
push ecx
push esi
call fcn.005430d0
add esp, 0x18
test eax, eax
jne 0x559e14
mov ecx, dword [esp + 0x14]
sub ecx, edi
add ecx, esi
xor byte [ecx - 2], 1
lea eax, [ecx - 2]
dec ecx
test edi, edi
jle 0x559dee
xor edx, edx
cmp edi, 0x40
jb 0x559ddb
lea ebx, [eax + edi]
lea eax, [ebp - 1]
add eax, edi
cmp ecx, eax
ja 0x559d7d
cmp ebx, ebp
jae 0x559ddb
mov eax, edi
and eax, 0x8000003f
jns 0x559d8b
dec eax
or eax, 0xffffffc0
inc eax
mov ebx, edi
sub ebx, eax
nop
movups xmm0, xmmword [ecx]
movups xmm1, xmmword [edx + ebp]
pxor xmm1, xmm0
movups xmmword [ecx], xmm1
movups xmm0, xmmword [ecx + 0x10]
movups xmm1, xmmword [edx + ebp + 0x10]
pxor xmm1, xmm0
movups xmmword [ecx + 0x10], xmm1
movups xmm0, xmmword [ecx + 0x20]
movups xmm1, xmmword [edx + ebp + 0x20]
pxor xmm1, xmm0
movups xmmword [ecx + 0x20], xmm1
movups xmm0, xmmword [ecx + 0x30]
movups xmm1, xmmword [edx + ebp + 0x30]
add edx, 0x40
pxor xmm1, xmm0
movups xmmword [ecx + 0x30], xmm1
add ecx, 0x40
cmp edx, ebx
jl 0x559d90
cmp edx, edi
jge 0x559dee
nop
mov al, byte [edx + ebp]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
inc edx
cmp edx, edi
jl 0x559de0
mov eax, dword [esp + 0x18]
test eax, eax
je 0x559e06
mov ecx, 8
sub ecx, eax
mov eax, 0xff
sar eax, cl
and byte [esi], al
mov eax, dword [esp + 0x1c]
mov ebx, 1
mov byte [eax + esi - 1], 0xbc
test ebp, ebp
je 0x559e21
push ebp
call fcn.004e7750
add esp, 4
pop esi
pop edi
pop ebp
mov eax, ebx
pop ebx
add esp, 0x2c
ret