Function at 0x498750
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x2c
call fcn.005458d0
push ebx
push edi
xor edi, edi
mov dword [esp + 8], edi
mov dword [esp + 0xc], edi
cmp dword [esp + 0x48], edi
jne 0x498774
mov eax, dword [esp + 0x44]
mov dword [esp + 0x48], eax
mov ecx, dword [esp + 0x44]
push ecx
call fcn.00415770
mov ebx, eax
add esp, 4
mov dword [esp + 0x10], ebx
cmp ebx, edi
jl 0x4989ca
push esi
mov esi, dword [esp + 0x50]
cmp esi, 0xffffffff
jne 0x498832
mov esi, ebx
mov edi, dword [esp + 0x3c]
mov edx, dword [edi + 0x10]
push ebp
push edx
call fcn.004012d0
lea ebp, [eax - 1]
and ebp, 7
push edi
mov dword [esp + 0x28], ebp
call fcn.004733b0
add esp, 8
mov edi, eax
test ebp, ebp
mov ebp, dword [esp + 0x44]
mov dword [esp + 0x1c], edi
jne 0x4987d8
mov byte [ebp], 0
inc ebp
dec edi
mov dword [esp + 0x1c], edi
cmp esi, 0xfffffffe
jne 0x498869
mov esi, edi
sub esi, ebx
sub esi, 2
test esi, esi
jle 0x498895
push 0xe9
push str..crypto_rsa_rsa_pss.c
push esi
call fcn.00401080
add esp, 0xc
mov dword [esp + 0x14], eax
test eax, eax
jne 0x498883
push 0xec
push str..crypto_rsa_rsa_pss.c
push 0x41
push 0x94
push 4
call fcn.004039b0
add esp, 0x14
mov eax, dword [esp + 0x10]
pop ebp
pop esi
pop edi
pop ebx
add esp, 0x2c
ret
cmp esi, 0xfffffffe
jne 0x49883c
jmp 0x49879f
jge 0x49879f
push 0xd7
push str..crypto_rsa_rsa_pss.c
push 0x88
push 0x94
push 4
call fcn.004039b0
add esp, 0x14
pop esi
mov eax, edi
pop edi
pop ebx
add esp, 0x2c
ret
lea eax, [ebx + esi + 2]
cmp edi, eax
jge 0x4987e8
push 0xe5
push str..crypto_rsa_rsa_pss.c
push 0x6e
jmp 0x498817
push esi
push eax
call fcn.0040f500
add esp, 8
test eax, eax
jle 0x4989a9
lea ecx, [esp + 0x24]
sub edi, ebx
push ecx
lea ebx, [edi - 1]
call fcn.0044c6b0
mov edx, dword [esp + 0x50]
push 0
push edx
lea eax, [esp + 0x30]
push eax
call fcn.0044c700
add esp, 0x10
test eax, eax
je 0x4989a9
push 8
lea ecx, [esp + 0x28]
push 0x5a5a38
push ecx
call fcn.0044c8b0
add esp, 0xc
test eax, eax
je 0x4989a9
mov edx, dword [esp + 0x18]
mov eax, dword [esp + 0x48]
push edx
push eax
lea ecx, [esp + 0x2c]
push ecx
call fcn.0044c8b0
add esp, 0xc
test eax, eax
je 0x4989a9
test esi, esi
je 0x49891a
mov edx, dword [esp + 0x14]
push esi
push edx
lea eax, [esp + 0x2c]
push eax
call fcn.0044c8b0
add esp, 0xc
test eax, eax
je 0x4989a9
push 0
lea eax, [ebx + ebp]
push eax
lea ecx, [esp + 0x2c]
push ecx
call fcn.0044c8c0
add esp, 0xc
test eax, eax
je 0x4989a9
lea edx, [esp + 0x24]
push edx
call fcn.0044c940
mov eax, dword [esp + 0x54]
mov ecx, dword [esp + 0x1c]
push eax
push ecx
lea eax, [ebx + ebp]
push eax
push ebx
push ebp
call fcn.004b38f0
add esp, 0x18
test eax, eax
jne 0x4989a9
sub edi, esi
xor byte [edi + ebp - 2], 1
lea eax, [edi + ebp - 2]
inc eax
test esi, esi
jle 0x49897f
xor ecx, ecx
test esi, esi
jle 0x49897f
lea ecx, [ecx]
mov edx, dword [esp + 0x14]
mov dl, byte [ecx + edx]
xor byte [eax], dl
inc ecx
inc eax
cmp ecx, esi
jl 0x498970
mov eax, dword [esp + 0x20]
test eax, eax
je 0x498998
mov ecx, 8
sub ecx, eax
mov eax, 0xff
sar eax, cl
and byte [ebp], al
mov ecx, dword [esp + 0x1c]
mov byte [ecx + ebp - 1], 0xbc
mov dword [esp + 0x10], 1
mov eax, dword [esp + 0x14]
test eax, eax
je 0x498826
push eax
call fcn.00401230
mov eax, dword [esp + 0x14]
add esp, 4
pop ebp
pop esi
pop edi
pop ebx
add esp, 0x2c
ret
mov eax, edi
pop edi
pop ebx
add esp, 0x2c
ret