Function at 0x180020310
Capabilities:
Read file on windows

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 0x20], rbp
push rsi
push rdi
push r12
push r14
push r15
sub rsp, 0x30
movsxd r14, ecx
lea r11, [0x180000000]
mov rax, r14
mov rbp, r14
and eax, 0x3f
sar rbp, 6
mov r15, r9
mov rsi, rdx
lea rdi, [rax + rax*8]
mov rax, qword [r11 + rbp*8 + 0x32680]
mov r10, qword [rax + rdi*8 + 0x28]
test r8, r8
je 0x180020365
cmp byte [rdx], 0xa
jne 0x180020365
or byte [rax + rdi*8 + 0x38], 4
jmp 0x18002036a
and byte [rax + rdi*8 + 0x38], 0xfb
lea r9, [rdx + r8]
mov rax, rsi
mov rbx, rsi
mov r12d, 1
cmp rsi, r9
jae 0x18002047b
mov cl, byte [rax]
cmp cl, 0x1a
je 0x18002045e
lea rdx, [rax + 1]
cmp cl, 0xd
je 0x18002039e
mov rax, rdx
mov byte [rbx], cl
jmp 0x1800203bb
cmp rdx, r9
jae 0x1800203c8
cmp byte [rdx], 0xa
jne 0x1800203b2
mov byte [rbx], 0xa
mov ecx, 2
jmp 0x1800203b8
mov byte [rbx], 0xd
mov rcx, r12
add rax, rcx
inc rbx
cmp rax, r9
jb 0x180020383
jmp 0x18002047b
and qword [rsp + 0x20], 0
lea r9, [rsp + 0x68]
mov r8d, r12d
lea rdx, [rsp + 0x60]
mov rcx, r10
call qword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x180020452
cmp dword [rsp + 0x68], 0
je 0x180020452
lea r11, [0x180000000]
mov rax, qword [r11 + rbp*8 + 0x32680]
test byte [rax + rdi*8 + 0x38], 0x48
je 0x180020424
mov cl, byte [rsp + 0x60]
cmp cl, 0xa
jne 0x180020413
mov byte [rbx], 0xa
jmp 0x180020478
mov byte [rbx], 0xd
mov rax, qword [r11 + rbp*8 + 0x32680]
mov byte [rax + rdi*8 + 0x3a], cl
jmp 0x180020478
cmp byte [rsp + 0x60], 0xa
jne 0x180020430
cmp rbx, rsi
je 0x18002040e
mov r8d, r12d
or rdx, 0xffffffffffffffff
mov ecx, r14d
call fcn.180020c90
cmp byte [rsp + 0x60], 0xa
lea r11, [0x180000000]
je 0x18002047b
mov byte [rbx], 0xd
jmp 0x180020478
mov byte [rbx], 0xd
lea r11, [0x180000000]
jmp 0x180020478
mov rdx, qword [r11 + rbp*8 + 0x32680]
mov al, byte [rdx + rdi*8 + 0x38]
test al, 0x40
jne 0x180020476
or al, 2
mov byte [rdx + rdi*8 + 0x38], al
jmp 0x18002047b
mov byte [rbx], cl
add rbx, r12
sub ebx, esi
jne 0x180020486
xor eax, eax
jmp 0x1800205bf
mov r8, qword [r11 + rbp*8 + 0x32680]
cmp byte [r8 + rdi*8 + 0x39], 0
jne 0x18002049d
mov eax, ebx
jmp 0x1800205bf
movsxd rcx, ebx
add rcx, rsi
lea rbx, [rcx - 1]
cmp byte [rbx], 0
jl 0x1800204b4
mov rbx, rcx
jmp 0x18002055a
mov edx, r12d
jmp 0x1800204c9
cmp edx, 4
ja 0x1800204d7
cmp rbx, rsi
jb 0x1800204d7
sub rbx, r12
add edx, r12d
movzx eax, byte [rbx]
cmp byte [rax + r11 + 0x31980], 0
je 0x1800204b9
movzx ecx, byte [rbx]
movsx eax, byte [rcx + r11 + 0x31980]
test eax, eax
jne 0x1800204fa
call fcn.180015200
mov dword [rax], 0x2a
or eax, 0xffffffff
jmp 0x1800205bf
inc eax
cmp eax, edx
jne 0x180020507
mov eax, edx
add rbx, rax
jmp 0x18002055a
test byte [r8 + rdi*8 + 0x38], 0x48
je 0x18002054a
add rbx, r12
mov byte [r8 + rdi*8 + 0x3a], cl
cmp edx, 2
jb 0x18002052d
mov cl, byte [rbx]
add rbx, r12
mov rax, qword [r11 + rbp*8 + 0x32680]
mov byte [rax + rdi*8 + 0x3b], cl
cmp edx, 3
jne 0x180020543
mov cl, byte [rbx]
add rbx, r12
mov rax, qword [r11 + rbp*8 + 0x32680]
mov byte [rax + rdi*8 + 0x3c], cl
mov eax, edx
sub rbx, rax
jmp 0x18002055a
neg edx
mov r8d, r12d
movsxd rdx, edx
mov ecx, r14d
call fcn.180020c90
mov eax, dword [rsp + 0x80]
sub ebx, esi
mov dword [rsp + 0x28], eax
mov r9d, ebx
mov r8, rsi
mov qword [rsp + 0x20], r15
xor edx, edx
mov ecx, 0xfde9
call fcn.180019d44
mov r8d, eax
test eax, eax
jne 0x180020597
call qword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
call fcn.180015174
jmp 0x1800204f2
sub eax, ebx
lea rdx, [0x180000000]
mov rdx, qword [rdx + rbp*8 + 0x32680]
neg eax
sbb cl, cl
and cl, 2
mov al, byte [rdx + rdi*8 + 0x3d]
and al, 0xfd
or cl, al
lea eax, [r8 + r8]
mov byte [rdx + rdi*8 + 0x3d], cl
mov rbx, qword [rsp + 0x70]
mov rbp, qword [rsp + 0x78]
add rsp, 0x30
pop r15
pop r14
pop r12
pop rdi
pop rsi
ret