Function at 0x140128ca0
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
mov qword [rsp + 8], rcx
push rbx
push r13
sub rsp, 0x38
movabs rax, 0xfffffffffffffff
mov r13, rcx
bsr rcx, rax
mov ebx, 1
mov eax, ebx
shl rax, cl
cmp rdx, rax
ja 0x140128f06
mov qword [rsp + 0x58], rbp
lea rax, [rdx - 1]
mov rbp, qword [r13 + 8]
or rax, rbx
bsr rcx, rax
mov qword [rsp + 0x60], rsi
mov r8, rbp
inc ecx
mov qword [rsp + 0x68], rdi
shl rbx, cl
mov qword [rsp + 0x30], r12
lea r12, [r13 + 0x18]
mov rcx, r12
lea rdx, [rbx + rbx]
call fcn.140128b70
mov rdi, qword [r13 + 8]
lea rax, [rbx - 1]
mov qword [r13 + 0x30], rax
mov qword [r13 + 0x38], rbx
mov rdi, qword [rdi]
mov rsi, rdi
cmp rdi, rbp
je 0x140128ec4
mov qword [rsp + 0x28], r14
movabs rax, 0xcbf29ce484222325
mov qword [rsp + 0x20], r15
movabs r10, 0x100000001b3
nop dword [rax + rax]
mov r9, qword [rdi + 0x28]
lea r8, [rdi + 0x10]
mov rsi, qword [rsi]
cmp r9, 0x10
jb 0x140128d65
mov r8, qword [rdi + 0x10]
mov r15, qword [rdi + 0x20]
xor ecx, ecx
mov rdx, rax
test r15, r15
je 0x140128d94
nop dword [rax]
nop word [rax + rax]
movzx eax, byte [rcx + r8]
inc rcx
xor rdx, rax
imul rdx, r10
cmp rcx, r15
jb 0x140128d80
mov r13, qword [r13 + 0x30]
and r13, rdx
shl r13, 4
add r13, qword [r12]
mov r12, qword [r13]
cmp r12, rbp
jne 0x140128db9
mov qword [r13], rdi
mov qword [r13 + 8], rdi
jmp 0x140128e9b
mov rbx, qword [r13 + 8]
cmp qword [rbx + 0x28], 0x10
lea rdx, [rbx + 0x10]
jb 0x140128dcc
mov rdx, qword [rbx + 0x10]
lea rcx, [rdi + 0x10]
cmp r9, 0x10
jb 0x140128dda
mov rcx, qword [rdi + 0x10]
cmp r15, qword [rbx + 0x20]
jne 0x140128e1f
mov r8, r15
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
jne 0x140128e1b
mov r8, qword [rbx]
cmp r8, rdi
je 0x140128e15
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 qword [r13 + 8], rdi
jmp 0x140128e91
mov r9, qword [rdi + 0x28]
cmp r12, rbx
je 0x140128e6c
nop dword [rax]
nop dword [rax + rax]
mov rbx, qword [rbx + 8]
cmp qword [rbx + 0x28], 0x10
lea rdx, [rbx + 0x10]
jb 0x140128e43
mov rdx, qword [rbx + 0x10]
lea rcx, [rdi + 0x10]
cmp r9, 0x10
jb 0x140128e51
mov rcx, qword [rdi + 0x10]
cmp r15, qword [rbx + 0x20]
jne 0x140128e67
mov r8, r15
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
je 0x140128ee0
mov r9, qword [rdi + 0x28]
cmp r12, rbx
jne 0x140128e30
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 qword [r13], rdi
movabs r10, 0x100000001b3
mov r13, qword [rsp + 0x50]
mov rdi, rsi
movabs rax, 0xcbf29ce484222325
lea r12, [r13 + 0x18]
cmp rsi, rbp
jne 0x140128d50
mov r15, qword [rsp + 0x20]
mov r14, qword [rsp + 0x28]
mov rdi, qword [rsp + 0x68]
mov rsi, qword [rsp + 0x60]
mov rbp, qword [rsp + 0x58]
mov r12, qword [rsp + 0x30]
add rsp, 0x38
pop r13
pop rbx
ret
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 0x140128e91
lea rcx, str.invalid_hash_bucket_count
call sub.MSVCP140.dll_void___cdecl_std::_Xlength_error_char_const____ptr64_
int3