Function at 0x1800353c0
Capabilities:
Check for time delay via queryperformancecounter

Disassembly:
push r15
push r14
push rsi
push rdi
push rbp
push rbx
sub rsp, 0x28
test rcx, rcx
je 0x18003548b
mov rbx, rdx
mov rsi, rcx
lea rdi, [rcx + 0x10]
mov rcx, rdi
call qword [sym.imp.kernel32.dll_AcquireSRWLockExclusive]
mov rax, qword [0x18016cbb8]
shl rax, 1
test rax, rax
jne 0x180035656
xor ebp, ebp
movzx eax, byte [rsi + 0x18]
test al, al
jne 0x18003566d
cmp dword [rsi + 0x58], 0x3b9aca00
je 0x1800354f3
mov qword [rsp + 0x20], 0
lea rcx, [rsp + 0x20]
call qword [sym.imp.kernel32.dll_QueryPerformanceCounter]
test eax, eax
je 0x180035680
mov r14, qword [rsp + 0x20]
mov rcx, qword [0x18016cb98]
test rcx, rcx
jne 0x180035475
mov qword [rsp + 0x20], 0
lea rcx, [rsp + 0x20]
call qword [sym.imp.kernel32.dll_QueryPerformanceFrequency]
test eax, eax
je 0x180035680
mov rcx, qword [rsp + 0x20]
mov qword [0x18016cb98], rcx
test rcx, rcx
je 0x18003566d
mov rax, r14
or rax, rcx
shr rax, 0x20
je 0x180035498
mov rax, r14
xor edx, edx
div rcx
jmp 0x18003549f
add rsp, 0x28
pop rbx
pop rbp
pop rdi
pop rsi
pop r14
pop r15
ret
mov eax, r14d
xor edx, edx
div ecx
imul r8, rax, 0x3b9aca00
imul rax, rdx, 0x3b9aca00
mov rdx, rax
or rdx, rcx
shr rdx, 0x20
je 0x1800354c3
xor edx, edx
div rcx
mov rcx, rax
jmp 0x1800354c9
xor edx, edx
div ecx
mov ecx, eax
add rcx, r8
mov rax, rcx
shr rax, 9
movabs rdx, 0x44b82fa09b5a53
mul rdx
shr rdx, 0xb
imul eax, edx, 0x3b9aca00
sub ecx, eax
mov qword [rsi + 0x50], rdx
mov dword [rsi + 0x58], ecx
movabs r15, 0x7fffffffffffffff
cmp dword [rsi + 0x48], 0x3b9aca00
jne 0x18003552f
lea rcx, [rsi + 0x20]
cmp qword [rcx], 0
je 0x18003562f
add qword [rsi + 0x28], rbx
cmp dword [rsi + 0x38], 0x3b9aca00
jne 0x18003562f
call fcn.180035690
jmp 0x18003562f
mov qword [rsp + 0x20], 0
lea rcx, [rsp + 0x20]
call qword [sym.imp.kernel32.dll_QueryPerformanceCounter]
test eax, eax
je 0x180035680
mov r14, qword [rsp + 0x20]
mov rcx, qword [0x18016cb98]
test rcx, rcx
jne 0x18003558d
mov qword [rsp + 0x20], 0
lea rcx, [rsp + 0x20]
call qword [sym.imp.kernel32.dll_QueryPerformanceFrequency]
test eax, eax
je 0x180035680
mov rcx, qword [rsp + 0x20]
mov qword [0x18016cb98], rcx
test rcx, rcx
je 0x18003566d
mov rax, r14
or rax, rcx
shr rax, 0x20
je 0x1800355a3
mov rax, r14
xor edx, edx
div rcx
jmp 0x1800355aa
mov eax, r14d
xor edx, edx
div ecx
imul r8, rax, 0x3b9aca00
imul rax, rdx, 0x3b9aca00
mov rdx, rax
or rdx, rcx
shr rdx, 0x20
je 0x1800355ce
xor edx, edx
div rcx
mov rcx, rax
jmp 0x1800355d4
xor edx, edx
div ecx
mov ecx, eax
add rcx, r8
mov r8, rcx
shr r8, 9
movabs r10, 0x44b82fa09b5a53
mov rax, r8
mul r10
mov r9, rdx
shr r9, 0xb
mov r11, qword [rsi + 0x40]
cmp r9, r11
jb 0x18003562f
mov rax, r8
mul r10
cmp r9, r11
jne 0x18003561a
shr rdx, 0xb
imul eax, edx, 0x3b9aca00
sub ecx, eax
cmp dword [rsi + 0x48], ecx
ja 0x18003562f
mov dword [rsi + 0x48], 0x3b9aca00
lea rcx, [rsi + 0x20]
cmp qword [rcx], 0
jne 0x180035514
test bpl, bpl
jne 0x180035640
mov rax, qword [0x18016cbb8]
test rax, r15
jne 0x180035671
mov rcx, rdi
add rsp, 0x28
pop rbx
pop rbp
pop rdi
pop rsi
pop r14
pop r15
jmp qword [sym.imp.kernel32.dll_ReleaseSRWLockExclusive]
call fcn.18010ce00
mov ebp, eax
xor bpl, 1
movzx eax, byte [rsi + 0x18]
test al, al
je 0x18003540a
ud2
call fcn.18010ce00
test al, al
jne 0x180035640
mov byte [rsi + 0x18], 1
jmp 0x180035640
call sub.kernel32.dll_GetLastError
ud2