Function at 0x180018670
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push rbx
sub rsp, 0x50
movabs rax, 0xfffffffffffffff
mov ebx, 1
bsr rcx, rax
mov eax, ebx
shl rax, cl
cmp rdx, rax
jbe 0x1800186a1
lea rcx, str.invalid_hash_bucket_count
call qword [sym.imp.MSVCP140.dll_void___cdecl_std::_Xlength_error_char_const____ptr64_]
int3
mov qword [rsp + 0x60], rbp
lea rax, [rdx - 1]
mov rbp, qword [0x1800b11b8]
or rax, rbx
bsr rcx, rax
mov qword [rsp + 0x70], rsi
mov r8, rbp
inc ecx
mov qword [rsp + 0x78], rdi
shl rbx, cl
lea rcx, [0x1800b11c8]
mov qword [rsp + 0x30], r15
lea rdx, [rbx + rbx]
call fcn.180002100
mov rdi, qword [0x1800b11b8]
lea r15, [rbx - 1]
mov qword [0x1800b11e0], r15
mov qword [0x1800b11e8], rbx
mov rdi, qword [rdi]
mov rsi, rdi
cmp rdi, rbp
je 0x1800188c8
mov qword [rsp + 0x48], r12
movabs rbx, 0x100000001b3
mov qword [rsp + 0x40], r13
mov qword [rsp + 0x38], r14
mov r12, qword [rdi + 0x28]
lea r9, [rdi + 0x10]
mov rsi, qword [rsi]
movabs rax, 0xcbf29ce484222325
mov r8, qword [rdi + 0x20]
cmp r12, 0xf
jbe 0x180018743
mov r9, qword [rdi + 0x10]
xor edx, edx
mov rcx, rax
mov r10, r8
mov r11, r12
test r8, r8
je 0x180018774
nop dword [rax]
nop word [rax + rax]
movzx eax, byte [r9 + rdx]
inc rdx
xor rcx, rax
imul rcx, rbx
cmp rdx, r8
jb 0x180018760
mov rax, qword [0x1800b11c8]
and rcx, r15
shl rcx, 4
add rax, rcx
mov qword [rsp + 0x20], rax
mov r13, qword [rax]
cmp r13, rbp
jne 0x18001879e
mov qword [rax], rdi
mov qword [rax + 8], rdi
jmp 0x18001887f
mov rbx, qword [rax + 8]
cmp qword [rbx + 0x28], 0xf
lea rdx, [rbx + 0x10]
mov rax, qword [rdx + 0x10]
jbe 0x1800187b4
mov rdx, qword [rdx]
lea rcx, [rdi + 0x10]
mov r15, r8
cmp r12, 0xf
jbe 0x1800187cb
mov rcx, qword [rdi + 0x10]
mov r15, r10
mov r12, r11
cmp r8, rax
jne 0x18001880d
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
jne 0x18001880d
mov r8, qword [rbx]
cmp r8, rdi
je 0x180018802
mov rdx, qword [rdi + 8]
mov qword [rdx], rsi
mov rcx, qword [rsi + 8]
mov qword [rcx], r8
mov rax, qword [r8 + 8]
mov qword [rax], rdi
mov qword [r8 + 8], rcx
mov qword [rsi + 8], rdx
mov qword [rdi + 8], rax
mov rax, qword [rsp + 0x20]
mov qword [rax + 8], rdi
jmp 0x180018875
cmp r13, rbx
je 0x18001884c
mov rbx, qword [rbx + 8]
cmp qword [rbx + 0x28], 0xf
lea rdx, [rbx + 0x10]
mov rax, qword [rdx + 0x10]
jbe 0x180018828
mov rdx, qword [rdx]
lea rcx, [rdi + 0x10]
cmp r12, 0xf
jbe 0x180018836
mov rcx, qword [rdi + 0x10]
cmp r15, rax
jne 0x180018847
mov r8, r15
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
je 0x180018893
cmp r13, rbx
jne 0x180018812
mov rdx, qword [rdi + 8]
mov qword [rdx], rsi
mov rcx, qword [rsi + 8]
mov qword [rcx], rbx
mov rax, qword [rbx + 8]
mov qword [rax], rdi
mov qword [rbx + 8], rcx
mov qword [rsi + 8], rdx
mov qword [rdi + 8], rax
mov rax, qword [rsp + 0x20]
mov qword [rax], rdi
movabs rbx, 0x100000001b3
mov rdi, rsi
cmp rsi, rbp
je 0x1800188b9
mov r15, qword [0x1800b11e0]
jmp 0x180018720
mov r8, qword [rbx]
mov rdx, qword [rdi + 8]
mov qword [rdx], rsi
mov rcx, qword [rsi + 8]
mov qword [rcx], r8
mov rax, qword [r8 + 8]
mov qword [rax], rdi
mov qword [r8 + 8], rcx
mov qword [rsi + 8], rdx
mov qword [rdi + 8], rax
jmp 0x180018875
mov r14, qword [rsp + 0x38]
mov r13, qword [rsp + 0x40]
mov r12, qword [rsp + 0x48]
mov rdi, qword [rsp + 0x78]
mov rsi, qword [rsp + 0x70]
mov rbp, qword [rsp + 0x60]
mov r15, qword [rsp + 0x30]
add rsp, 0x50
pop rbx
ret