Function at 0x180018490
Capabilities:
Encode data using xor

Disassembly:
mov rax, rsp
push rbp
push rbx
push rsi
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x78]
sub rsp, 0x178
movaps xmmword [rax - 0x58], xmm6
movaps xmmword [rax - 0x68], xmm7
movaps xmmword [rax - 0x78], xmm8
movaps xmmword [rax - 0x88], xmm9
mov rax, qword [0x18004b010]
xor rax, rsp
mov qword [rbp + 0x20], rax
mov eax, dword [0x180044ec0]
mov r15, r8
movups xmm0, xmmword [0x180044e70]
xor r8d, r8d
movups xmm1, xmmword [0x180044e80]
mov rsi, rcx
mov ebx, dword [0x18004b018]
mov r12d, r9d
mov r13, qword [rbp + 0xe0]
mov r14, rdx
movups xmmword [rsp + 0x20], xmm0
movups xmm0, xmmword [0x180044e90]
mov dword [rsp + 0x70], eax
movzx eax, word [0x180044ec4]
movups xmmword [rsp + 0x40], xmm0
movups xmm0, xmmword [0x180044eb0]
movups xmmword [rsp + 0x30], xmm1
movups xmm1, xmmword [0x180044ea0]
mov word [rsp + 0x74], ax
lea eax, [r8 + 4]
movups xmmword [rsp + 0x60], xmm0
lea ecx, [rax + 0x1b]
movups xmmword [rsp + 0x50], xmm1
cmp ebx, 2
jl 0x180018673
movdqa xmm5, xmmword [0x180045d60]
movdqa xmm4, xmmword [0x1800460f0]
movdqa xmm7, xmmword [0x180045db0]
movdqa xmm9, xmmword [0x180045e90]
movd xmm8, ecx
lea rcx, [rsp + 0x20]
movd xmm6, eax
nop dword [rax + rax]
movd xmm2, r8d
lea eax, [r8 + 4]
pshufd xmm2, xmm2, 0
lea rcx, [rcx + 0x10]
paddd xmm2, xmm5
add r8d, 8
movdqa xmm1, xmm2
movdqa xmm0, xmm2
punpckhdq xmm0, xmm2
punpckldq xmm1, xmm2
pmuldq xmm0, xmm4
pmuldq xmm1, xmm4
shufps xmm1, xmm0, 0xdd
psrad xmm1, xmm6
movdqa xmm0, xmm1
psrld xmm0, xmm8
paddd xmm0, xmm1
pmulld xmm0, xmm7
psubd xmm2, xmm0
pshuflw xmm0, xmm2, 0xd8
movq xmm2, xmm9
pshufhw xmm1, xmm0, 0xd8
movq xmm0, qword [rcx - 0x10]
pshufd xmm3, xmm1, 0xd8
paddw xmm3, xmm2
movd xmm2, eax
pshufd xmm2, xmm2, 0
pxor xmm3, xmm0
movq qword [rcx - 0x10], xmm3
paddd xmm2, xmm5
movdqa xmm1, xmm2
movdqa xmm0, xmm2
punpckhdq xmm0, xmm2
pmuldq xmm0, xmm4
punpckldq xmm1, xmm2
pmuldq xmm1, xmm4
shufps xmm1, xmm0, 0xdd
psrad xmm1, xmm6
movdqa xmm0, xmm1
psrld xmm0, xmm8
paddd xmm0, xmm1
pmulld xmm0, xmm7
psubd xmm2, xmm0
pshuflw xmm0, xmm2, 0xd8
movq xmm2, xmm9
pshufhw xmm1, xmm0, 0xd8
movq xmm0, qword [rcx - 8]
pshufd xmm3, xmm1, 0xd8
paddw xmm3, xmm2
pxor xmm3, xmm0
movq qword [rcx - 8], xmm3
cmp r8d, 0x28
jl 0x180018580
cmp r8d, 0x2b
jge 0x1800186b6
movsxd rax, r8d
lea r9, [rsp + 0x20]
lea r9, [r9 + rax*2]
nop
mov eax, 0x5397829d
lea r9, [r9 + 2]
imul r8d
sar edx, 4
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, 1
sub ax, dx
movzx eax, ax
imul ecx, eax, 0x31
add cx, r8w
inc r8d
xor word [r9 - 2], cx
cmp r8d, 0x2b
jl 0x180018680
xor r9d, r9d
lea r8, [rsp + 0x20]
xor edx, edx
xor ecx, ecx
call qword [0x18004d7d8]
movups xmm0, xmmword [0x180044e20]
xor ecx, ecx
movups xmm1, xmmword [0x180044e30]
mov rdi, rax
movups xmmword [rbp - 0x80], xmm0
movups xmm0, xmmword [str._n0__2]
movups xmmword [rbp - 0x60], xmm0
movsd xmm0, qword [0x180044e60]
movups xmmword [rbp - 0x70], xmm1
movups xmm1, xmmword [0x180044e50]
movsd qword [rbp - 0x40], xmm0
movups xmmword [rbp - 0x50], xmm1
cmp ebx, 2
jl 0x180018840
movdqa xmm5, xmmword [0x180045d60]
lea rdx, [rbp - 0x80]
movdqa xmm4, xmmword [0x1800460f0]
mov eax, 4
movdqa xmm7, xmmword [0x180045db0]
xor ebx, ebx
movdqa xmm9, xmmword [0x180045e90]
movd xmm6, eax
mov eax, 0x1f
movd xmm8, eax
nop dword [rax]
movd xmm2, ecx
lea eax, [rcx + 4]
pshufd xmm2, xmm2, 0
lea rdx, [rdx + 0x10]
paddd xmm2, xmm5
add ecx, 8
movdqa xmm1, xmm2
movdqa xmm0, xmm2
punpckhdq xmm0, xmm2
punpckldq xmm1, xmm2
pmuldq xmm0, xmm4
pmuldq xmm1, xmm4
shufps xmm1, xmm0, 0xdd
psrad xmm1, xmm6
movdqa xmm0, xmm1
psrld xmm0, xmm8
paddd xmm0, xmm1
pmulld xmm0, xmm7
psubd xmm2, xmm0
pshuflw xmm0, xmm2, 0xd8
movq xmm2, xmm9
pshufhw xmm1, xmm0, 0xd8
movq xmm0, qword [rdx - 0x10]
pshufd xmm3, xmm1, 0xd8
paddw xmm3, xmm2
movd xmm2, eax
pshufd xmm2, xmm2, 0
pxor xmm3, xmm0
movq qword [rdx - 0x10], xmm3
paddd xmm2, xmm5
movdqa xmm1, xmm2
movdqa xmm0, xmm2
punpckhdq xmm0, xmm2
pmuldq xmm0, xmm4
punpckldq xmm1, xmm2
pmuldq xmm1, xmm4
shufps xmm1, xmm0, 0xdd
psrad xmm1, xmm6
movdqa xmm0, xmm1
psrld xmm0, xmm8
paddd xmm0, xmm1
pmulld xmm0, xmm7
psubd xmm2, xmm0
pshuflw xmm0, xmm2, 0xd8
movq xmm2, xmm9
pshufhw xmm1, xmm0, 0xd8
movq xmm0, qword [rdx - 8]
pshufd xmm3, xmm1, 0xd8
paddw xmm3, xmm2
pxor xmm3, xmm0
movq qword [rdx - 8], xmm3
cmp ecx, 0x20
jl 0x180018750
cmp ecx, 0x24
jge 0x180018882
jmp 0x180018842
xor ebx, ebx
movsxd rax, ecx
lea r8, [rbp - 0x80]
lea r8, [r8 + rax*2]
nop dword [rax]
mov eax, 0x5397829d
lea r8, [r8 + 2]
imul ecx
sar edx, 4
mov eax, edx
shr eax, 0x1f
add edx, eax
mov eax, 1
sub ax, dx
movzx eax, ax
imul edx, eax, 0x31
add dx, cx
inc ecx
xor word [r8 - 2], dx
cmp ecx, 0x24
jl 0x180018850
xor r9d, r9d
lea r8, [rbp - 0x80]
xor edx, edx
xor ecx, ecx
call qword [0x18004d7d8]
movups xmm0, xmmword [r14]
lea r8, [rbp - 0x30]
mov rdx, rdi
movups xmm1, xmmword [r15]
mov rcx, rax
mov qword [rbp + 8], rbx
movups xmmword [rbp - 0x30], xmm0
movups xmm0, xmmword [r13]
mov qword [rbp + 0x10], 0
movups xmmword [rbp - 0x20], xmm1
movups xmmword [rbp - 8], xmm0
mov dword [rbp - 0x10], r12d
call fcn.18001b190
movups xmm0, xmmword [rbp + 8]
mov rax, rsi
movups xmmword [rsi], xmm0
mov rcx, qword [rbp + 0x20]
xor rcx, rsp
call fcn.180020760
lea r11, [rsp + 0x178]
movaps xmm6, xmmword [r11 - 0x18]
movaps xmm7, xmmword [r11 - 0x28]
movaps xmm8, xmmword [r11 - 0x38]
movaps xmm9, xmmword [r11 - 0x48]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbx
pop rbp
ret