Function at 0x7ff645c17800
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push rbx
push rbp
sub rsp, 0x58
movabs rax, 0xfffffffffffffff
mov qword [rsp + 0x28], rcx
mov rbp, rcx
mov ebx, 1
bsr rcx, rax
mov eax, ebx
shl rax, cl
cmp rdx, rax
jbe 0x7ff645c1783a
lea rcx, [0x7ff645d08258]
call qword [sym.imp.msvcp140.dll_void___cdecl_std::_Xlength_error_char_const____ptr64_]
int3
lea rax, [rdx - 1]
mov qword [rsp + 0x80], rsi
or rax, rbx
mov qword [rsp + 0x50], rdi
mov rdi, qword [rbp + 8]
bsr rcx, rax
mov qword [rsp + 0x48], r12
mov r8, rdi
inc ecx
mov qword [rsp + 0x20], rdi
shl rbx, cl
lea r12, [rbp + 0x18]
mov rcx, r12
lea rdx, [rbx + rbx]
call fcn.7ff645bd6060
mov qword [rbp + 0x38], rbx
lea rax, [rbx - 1]
mov qword [rbp + 0x30], rax
mov rsi, qword [rbp + 8]
mov rsi, qword [rsi]
cmp rsi, rdi
je 0x7ff645c17a3d
mov qword [rsp + 0x40], r13
mov rdi, rsi
mov qword [rsp + 0x38], r14
movabs rax, 0xcbf29ce484222325
mov qword [rsp + 0x30], r15
movabs rbx, 0x100000001b3
nop word [rax + rax]
mov r15, qword [rdi + 0x28]
lea r9, [rdi + 0x10]
mov rsi, qword [rsi]
mov r8, qword [rdi + 0x20]
cmp r15, 0xf
jbe 0x7ff645c178d9
mov r9, qword [rdi + 0x10]
xor edx, edx
mov rcx, rax
mov r10, r8
mov r11, r15
test r8, r8
je 0x7ff645c17904
nop dword [rax]
movzx eax, byte [r9 + rdx]
inc rdx
xor rcx, rax
imul rcx, rbx
cmp rdx, r8
jb 0x7ff645c178f0
and rcx, qword [rbp + 0x30]
mov r13, qword [r12]
shl rcx, 4
add r13, rcx
mov r12, qword [r13]
cmp r12, qword [rsp + 0x20]
jne 0x7ff645c1792b
mov qword [r13], rdi
mov qword [r13 + 8], rdi
jmp 0x7ff645c17a12
mov rbx, qword [r13 + 8]
cmp qword [rbx + 0x28], 0xf
lea rdx, [rbx + 0x10]
mov rax, qword [rdx + 0x10]
jbe 0x7ff645c17941
mov rdx, qword [rdx]
lea rcx, [rdi + 0x10]
mov rbp, r8
cmp r15, 0xf
jbe 0x7ff645c17958
mov rcx, qword [rdi + 0x10]
mov rbp, r10
mov r15, r11
cmp r8, rax
jne 0x7ff645c17995
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
jne 0x7ff645c17995
mov r8, qword [rbx]
cmp r8, rdi
je 0x7ff645c1798f
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 0x7ff645c17a03
cmp r12, rbx
je 0x7ff645c179de
nop word [rax + rax]
mov rbx, qword [rbx + 8]
cmp qword [rbx + 0x28], 0xf
lea rdx, [rbx + 0x10]
mov rax, qword [rdx + 0x10]
jbe 0x7ff645c179b6
mov rdx, qword [rdx]
lea rcx, [rdi + 0x10]
cmp r15, 0xf
jbe 0x7ff645c179c4
mov rcx, qword [rdi + 0x10]
cmp rbp, rax
jne 0x7ff645c179d9
mov r8, rbp
call sub.VCRUNTIME140.dll_memcmp
test eax, eax
je 0x7ff645c17a69
cmp r12, rbx
jne 0x7ff645c179a0
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
mov rbp, qword [rsp + 0x28]
movabs rbx, 0x100000001b3
lea r12, [rbp + 0x18]
mov rdi, rsi
movabs rax, 0xcbf29ce484222325
cmp rsi, qword [rsp + 0x20]
jne 0x7ff645c178c0
mov r15, qword [rsp + 0x30]
mov r14, qword [rsp + 0x38]
mov r13, qword [rsp + 0x40]
lea rcx, [rsp + 0x20]
mov qword [rsp + 0x20], 0
call fcn.7ff645c17aa0
mov r12, qword [rsp + 0x48]
mov rdi, qword [rsp + 0x50]
mov rsi, qword [rsp + 0x80]
add rsp, 0x58
pop rbp
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 0x7ff645c17a03