Function at 0x4bb910
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x2c
call fcn.0042f7c0
mov eax, dword [esp + 0x40]
mov ecx, dword [esp + 0x3c]
push ebx
push ebp
xor ebp, ebp
xor ebx, ebx
test eax, eax
push ecx
cmove eax, ecx
mov dword [esp + 0x4c], eax
call fcn.0047d150
add esp, 4
mov dword [esp + 8], eax
test eax, eax
js 0x4bbbd9
push edi
mov edi, dword [esp + 0x50]
cmp edi, 0xffffffff
jne 0x4bb9e4
mov edi, eax
push esi
mov esi, dword [esp + 0x40]
push dword [esi + 0x10]
call fcn.004585a0
dec eax
and eax, 7
push esi
mov dword [esp + 0x24], eax
call fcn.004527a0
mov esi, dword [esp + 0x4c]
add esp, 8
mov ecx, eax
mov dword [esp + 0x14], ecx
cmp dword [esp + 0x1c], ebx
jne 0x4bb98c
mov byte [esi], bl
inc esi
dec ecx
mov dword [esp + 0x14], ecx
cmp edi, 0xfffffffe
jne 0x4bba1b
mov edi, ecx
sub edi, dword [esp + 0x10]
sub edi, 2
test edi, edi
jle 0x4bba50
push 0xf2
push str..crypto_rsa_rsa_pss.c
push edi
call fcn.00454e50
mov ebx, eax
add esp, 0xc
test ebx, ebx
jne 0x4bba3a
push 0xf5
push str..crypto_rsa_rsa_pss.c
push 0x41
push 0x94
push 4
call fcn.004512d0
add esp, 0x14
mov eax, ebp
pop esi
pop edi
pop ebp
pop ebx
add esp, 0x2c
ret
cmp edi, 0xfffffffe
jne 0x4bb9ee
jmp 0x4bb956
jge 0x4bb956
push 0xdc
push str..crypto_rsa_rsa_pss.c
push 0x88
push 0x94
push 4
call fcn.004512d0
add esp, 0x14
mov eax, ebp
pop edi
pop ebp
pop ebx
add esp, 0x2c
ret
mov eax, dword [esp + 0x10]
add eax, 2
add eax, edi
cmp ecx, eax
jge 0x4bb99e
push 0xed
push str..crypto_rsa_rsa_pss.c
push 0x6e
jmp 0x4bb9cb
push edi
push ebx
call fcn.0045d5d0
add esp, 8
test eax, eax
jle 0x4bbbca
mov ecx, dword [esp + 0x14]
mov eax, ecx
sub eax, dword [esp + 0x10]
mov dword [esp + 0x20], eax
dec eax
mov dword [esp + 0x18], eax
lea eax, [esp + 0x24]
push eax
call fcn.00480ad0
push 0
push dword [esp + 0x54]
lea eax, [esp + 0x30]
push eax
call fcn.004806c0
add esp, 0x10
test eax, eax
je 0x4bbbca
push 8
lea eax, [esp + 0x28]
push 0x4fded0
push eax
call fcn.00480860
add esp, 0xc
test eax, eax
je 0x4bbbca
push dword [esp + 0x10]
lea eax, [esp + 0x28]
push dword [esp + 0x4c]
push eax
call fcn.00480860
add esp, 0xc
test eax, eax
je 0x4bbbca
test edi, edi
je 0x4bbad8
push edi
lea eax, [esp + 0x28]
push ebx
push eax
call fcn.00480860
add esp, 0xc
test eax, eax
je 0x4bbbca
mov eax, dword [esp + 0x18]
add eax, esi
push 0
push eax
lea eax, [esp + 0x2c]
push eax
call fcn.00480620
add esp, 0xc
test eax, eax
je 0x4bbbca
lea eax, [esp + 0x24]
push eax
call fcn.00480870
push dword [esp + 0x54]
mov ecx, dword [esp + 0x20]
push dword [esp + 0x18]
lea eax, [ecx + esi]
push eax
push ecx
push esi
call fcn.00468670
add esp, 0x18
test eax, eax
jne 0x4bbbca
mov ecx, dword [esp + 0x20]
sub ecx, edi
add ecx, esi
xor byte [ecx - 2], 1
dec ecx
test edi, edi
jle 0x4bbba4
xor edx, edx
cmp edi, 0x20
jb 0x4bbb92
lea eax, [ebx - 1]
lea ebp, [ecx - 1]
add eax, edi
add ebp, edi
cmp ecx, eax
ja 0x4bbb4c
cmp ebp, ebx
jae 0x4bbb92
mov eax, edi
and eax, 0x8000001f
jns 0x4bbb5a
dec eax
or eax, 0xffffffe0
inc eax
mov ebp, edi
sub ebp, eax
lea eax, [ebx + 0x10]
movdqu xmm0, xmmword [ecx]
add edx, 0x20
lea eax, [eax + 0x20]
movdqu xmm1, xmmword [eax - 0x30]
pxor xmm1, xmm0
movdqu xmmword [ecx], xmm1
movdqu xmm1, xmmword [eax - 0x20]
movdqu xmm0, xmmword [ecx + 0x10]
pxor xmm1, xmm0
movdqu xmmword [ecx + 0x10], xmm1
add ecx, 0x20
cmp edx, ebp
jl 0x4bbb61
cmp edx, edi
jge 0x4bbba4
mov al, byte [edx + ebx]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
inc edx
cmp edx, edi
jl 0x4bbb96
mov eax, dword [esp + 0x1c]
test eax, eax
je 0x4bbbbc
mov ecx, 8
sub ecx, eax
mov eax, 0xff
sar eax, cl
and byte [esi], al
mov eax, dword [esp + 0x14]
mov ebp, 1
mov byte [eax + esi - 1], 0xbc
test ebx, ebx
je 0x4bbbd7
push ebx
call fcn.00454c70
add esp, 4
pop esi
pop edi
mov eax, ebp
pop ebp
pop ebx
add esp, 0x2c
ret