Function at 0x180018020
Capabilities:
Encode data using xor

Disassembly:
mov r11, rsp
push rbp
push rbx
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x70]
sub rsp, 0x170
movaps xmmword [r11 - 0x48], xmm6
movaps xmmword [r11 - 0x58], xmm7
movaps xmmword [r11 - 0x68], xmm8
movaps xmmword [r11 - 0x78], xmm9
mov rax, qword [0x18004b010]
xor rax, rsp
mov qword [rbp + 0x20], rax
movups xmm0, xmmword [0x180044ed0]
xor ebx, ebx
movups xmm1, xmmword [0x180044ee0]
mov r14, rdx
movups xmmword [rsp + 0x70], xmm0
mov rdi, rcx
movups xmm0, xmmword [0x180044ef0]
mov r8d, ebx
movups xmmword [rbp - 0x80], xmm1
lea r12d, [rbx + 4]
movups xmm1, xmmword [0x180044f00]
lea r13d, [rbx + 0x1f]
movups xmmword [rbp - 0x70], xmm0
movups xmm0, xmmword [0x180044f10]
movups xmmword [rbp - 0x60], xmm1
movups xmm1, xmmword [0x180044f20]
mov qword [r11 + 0x18], rsi
mov esi, dword [0x18004b018]
movups xmmword [rbp - 0x50], xmm0
movups xmmword [rbp - 0x40], xmm1
cmp esi, 2
jl 0x1800181eb
movdqa xmm5, xmmword [0x180045d60]
lea rcx, [rsp + 0x70]
movdqa xmm4, xmmword [0x1800460f0]
mov edx, ebx
movdqa xmm7, xmmword [0x180045db0]
movdqa xmm9, xmmword [0x180045e90]
movd xmm6, r12d
movd xmm8, r13d
nop word [rax + rax]
movd xmm2, edx
lea eax, [rdx + 4]
pshufd xmm2, xmm2, 0
lea rcx, [rcx + 0x10]
paddd xmm2, xmm5
add edx, 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 edx, 0x30
jl 0x180018100
jmp 0x18001821f
lea r9, [rsp + 0x70]
mov eax, 0x5397829d
lea r9, [r9 + 2]
mul r8d
mov eax, 1
shr edx, 4
sub ax, dx
movzx eax, ax
imul ecx, eax, 0x31
add cx, r8w
inc r8d
xor word [r9 - 2], cx
cmp r8d, 0x30
jl 0x1800181f0
xor r9d, r9d
lea r8, [rsp + 0x70]
xor edx, edx
xor ecx, ecx
call qword [0x18004d7d8]
movups xmm0, xmmword [0x1800449d0]
cmp esi, 2
movups xmm1, xmmword [0x1800449e0]
mov r15, rax
mov eax, dword [0x180044a10]
mov rsi, qword [rsp + 0x1c0]
movups xmmword [rsp + 0x20], xmm0
movups xmm0, xmmword [str._n0__2_n___a___.__R]
movups xmmword [rsp + 0x30], xmm1
movups xmm1, xmmword [0x180044a00]
movups xmmword [rsp + 0x40], xmm0
movups xmmword [rsp + 0x50], xmm1
mov dword [rsp + 0x60], eax
jl 0x18001839e
movdqa xmm5, xmmword [0x180045d60]
lea rcx, [rsp + 0x20]
movdqa xmm4, xmmword [0x1800460f0]
movdqa xmm7, xmmword [0x180045db0]
movdqa xmm9, xmmword [0x180045e90]
movd xmm6, r12d
movd xmm8, r13d
nop
movd xmm2, ebx
lea eax, [rbx + 4]
pshufd xmm2, xmm2, 0
lea rcx, [rcx + 0x10]
paddd xmm2, xmm5
add ebx, 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 ebx, 0x20
jl 0x1800182b0
cmp ebx, 0x22
jge 0x1800183e2
movsxd rax, ebx
lea r8, [rsp + 0x20]
lea r8, [r8 + rax*2]
nop word [rax + rax]
mov eax, 0x5397829d
lea r8, [r8 + 2]
imul ebx
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, bx
inc ebx
xor word [r8 - 2], cx
cmp ebx, 0x22
jl 0x1800183b0
xor r9d, r9d
lea r8, [rsp + 0x20]
xor edx, edx
xor ecx, ecx
call qword [0x18004d7d8]
xorps xmm0, xmm0
lea r8, [rbp - 0x30]
xorps xmm1, xmm1
movups xmmword [rbp], xmm0
movups xmm0, xmmword [r14]
mov rdx, r15
mov rcx, rax
movsd qword [rbp + 0x10], xmm1
movsd xmm1, qword [r14 + 0x10]
movups xmmword [rbp - 0x30], xmm0
movups xmm0, xmmword [0x18004c250]
movsd qword [rbp - 0x20], xmm1
movsd xmm1, qword [0x18004c260]
movups xmmword [rbp - 0x18], xmm0
movsd qword [rbp - 8], xmm1
call fcn.18001b190
movups xmm0, xmmword [rbp]
mov rax, rdi
movsd xmm1, qword [rbp + 0x10]
movups xmmword [rdi], xmm0
movsd qword [rdi + 0x10], xmm1
mov rcx, qword [rbp + 0x20]
xor rcx, rsp
call fcn.180020760
lea r11, [rsp + 0x170]
movaps xmm6, xmmword [r11 - 0x10]
movaps xmm7, xmmword [r11 - 0x20]
movaps xmm8, xmmword [r11 - 0x30]
movaps xmm9, xmmword [r11 - 0x40]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rbx
pop rbp
ret