Function at 0x180069b40
Capabilities:
Encode data using xor
Hash data with crc32

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push rbp
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x3d0]
sub rsp, 0x4d0
mov rdi, r9
movsxd r14, r8d
mov rsi, rdx
test rdx, rdx
je 0x180069dd9
test r9, r9
je 0x180069dd9
mov r12, qword [rbp + 0x420]
test r12, r12
je 0x180069dd9
mov rax, qword [rcx]
mov edx, r14d
call qword [rax + 0x20]
cmp dword [r12], eax
jl 0x180069dd9
mov byte [rsp + 0x40], 0
lea r13, [rdi + 0xa]
lea rax, vtable.CZLibBufferCompressor.0
mov qword [rsp + 0x50], rax
xorps xmm0, xmm0
xor eax, eax
movups xmmword [rsp + 0x58], xmm0
movups xmmword [rsp + 0x68], xmm0
movups xmmword [rsp + 0x78], xmm0
movups xmmword [rbp - 0x78], xmm0
movups xmmword [rbp - 0x68], xmm0
mov qword [rbp - 0x58], rax
xor ebx, ebx
mov dword [rsp + 0x28], ebx
mov dword [rsp + 0x20], 9
lea edx, [rax - 1]
lea r9d, [rax - 0xf]
lea rcx, [rsp + 0x58]
call fcn.180129c30
nop
mov r15d, dword [r12]
add r15d, 0xffffffee
test r13, r13
je 0x180069dbb
mov edx, r14d
lea rcx, [rsp + 0x50]
mov rax, qword [rsp + 0x50]
call qword [rax + 0x10]
cmp r15d, eax
jl 0x180069dbb
mov byte [rbp + 0x408], bl
mov dword [rsp + 0x70], r15d
mov qword [rsp + 0x68], r13
mov qword [rsp + 0x58], rsi
mov dword [rsp + 0x60], r14d
lea edx, [rbx + 4]
lea rcx, [rsp + 0x58]
call fcn.18012a0e0
cmp eax, 1
jne 0x180069c5b
mov r15d, dword [rsp + 0x74]
mov byte [rbp + 0x408], al
lea rcx, [rsp + 0x58]
call fcn.180129ef0
cmp byte [rbp + 0x408], 0
je 0x180069dbb
xor eax, eax
mov qword [rdi], rax
mov word [rdi + 8], ax
mov word [rdi], 0x8b1f
lea rcx, [rbp - 0x50]
call fcn.1800acc60
movsd xmm0, qword [rax]
movsd qword [rbp + 0x408], xmm0
lea rcx, [rbp + 0x408]
call fcn.1800acaa0
mov dword [rdi + 4], eax
mov byte [rdi + 2], 8
mov byte [rdi + 9], 0
movsxd r9, r15d
mov r8d, ebx
lea r10, [rbp - 0x40]
nop word [rax + rax]
mov ecx, r8d
shr ecx, 1
mov edx, ecx
xor edx, 0xedb88320
test r8b, 1
cmove edx, ecx
mov eax, edx
shr eax, 1
mov ecx, eax
xor ecx, 0xedb88320
test dl, 1
cmove ecx, eax
mov eax, ecx
shr eax, 1
mov edx, eax
xor edx, 0xedb88320
test cl, 1
cmove edx, eax
mov eax, edx
shr eax, 1
mov ecx, eax
xor ecx, 0xedb88320
test dl, 1
cmove ecx, eax
mov eax, ecx
shr eax, 1
mov edx, eax
xor edx, 0xedb88320
test cl, 1
cmove edx, eax
mov eax, edx
shr eax, 1
mov ecx, eax
xor ecx, 0xedb88320
test dl, 1
cmove ecx, eax
mov eax, ecx
shr eax, 1
mov edx, eax
xor edx, 0xedb88320
test cl, 1
cmove edx, eax
mov ecx, edx
shr ecx, 1
mov eax, ecx
xor eax, 0xedb88320
test dl, 1
cmove eax, ecx
mov dword [r10], eax
inc r8d
lea r10, [r10 + 4]
cmp r8d, 0x100
jl 0x180069cc0
mov edx, 0xffffffff
mov dword [rbp + 0x3c0], edx
test r14d, r14d
jle 0x180069da3
nop dword [rax + rax]
movzx eax, byte [rbx + rsi]
xor rax, qword [rbp + 0x3c0]
movzx ecx, al
shr edx, 8
xor edx, dword [rbp + rcx*4 - 0x40]
mov dword [rbp + 0x3c0], edx
inc rbx
cmp rbx, r14
jl 0x180069d80
not edx
mov dword [r9 + r13], edx
mov dword [r9 + r13 + 4], r14d
lea eax, [r15 + 0x12]
mov dword [r12], eax
mov byte [rsp + 0x40], 1
lea rax, vtable.CZLibBufferCompressor.0
mov qword [rsp + 0x50], rax
lea rcx, [rsp + 0x58]
call fcn.18012af50
nop
movzx eax, byte [rsp + 0x40]
jmp 0x180069ddb
xor al, al
lea r11, [rsp + 0x4d0]
mov rbx, qword [r11 + 0x30]
mov rsi, qword [r11 + 0x40]
mov rdi, qword [r11 + 0x48]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rbp
ret