Function at 0x4271d0
Capabilities:
Read file on windows

Disassembly:
push ebp
push ebx
push edi
push esi
sub esp, 0xc
mov edx, dword [ecx + 0x50]
mov eax, 0xffffffff
test edx, edx
je 0x4271ec
cmp edx, 0xfffffffb
jne 0x427434
xor eax, eax
cmp dword [ecx + 0x34], 0
jne 0x427434
mov ebx, dword [ecx + 0x5c]
xor edi, edi
mov eax, 0
test ebx, ebx
mov dword [esp + 4], ecx
je 0x4273d5
mov edx, dword [ecx + 0x20]
mov ecx, dword [ecx + 0x58]
cmp ebx, 8
jb 0x427349
mov eax, edx
sub eax, ecx
cmp eax, 0x20
jb 0x427349
xor eax, eax
cmp ebx, 0x20
mov dword [esp + 8], ebx
jb 0x42730c
lea esi, [ebx - 0x20]
mov eax, esi
shr eax, 5
inc eax
mov ebp, eax
and ebp, 3
mov dword [esp], ebp
xor ebp, ebp
cmp esi, 0x60
jb 0x4272b6
and eax, 0xfffffffc
xor ebp, ebp
nop word cs:[eax + eax]
movups xmm0, xmmword [ecx + ebp]
movups xmm1, xmmword [ecx + ebp + 0x10]
movups xmmword [edx + ebp], xmm0
movups xmmword [edx + ebp + 0x10], xmm1
movups xmm0, xmmword [ecx + ebp + 0x20]
movups xmm1, xmmword [ecx + ebp + 0x30]
movups xmmword [edx + ebp + 0x20], xmm0
movups xmmword [edx + ebp + 0x30], xmm1
movups xmm0, xmmword [ecx + ebp + 0x40]
movups xmm1, xmmword [ecx + ebp + 0x50]
movups xmmword [edx + ebp + 0x40], xmm0
movups xmmword [edx + ebp + 0x50], xmm1
movups xmm0, xmmword [ecx + ebp + 0x60]
movups xmm1, xmmword [ecx + ebp + 0x70]
movups xmmword [edx + ebp + 0x60], xmm0
movups xmmword [edx + ebp + 0x70], xmm1
sub ebp, 0xffffff80
add eax, 0xfffffffc
jne 0x427260
mov eax, ebx
and eax, 0xffffffe0
cmp dword [esp], 0
je 0x4272fb
lea esi, [ecx + ebp]
add esi, 0x10
add ebp, edx
add ebp, 0x10
shl dword [esp], 5
xor ebx, ebx
nop word cs:[eax + eax]
movups xmm0, xmmword [esi + ebx - 0x10]
movups xmm1, xmmword [esi + ebx]
movups xmmword [ebp + ebx - 0x10], xmm0
movups xmmword [ebp + ebx], xmm1
add ebx, 0x20
cmp dword [esp], ebx
jne 0x4272e0
mov ebx, dword [esp + 8]
cmp ebx, eax
je 0x4273ce
test bl, 0x18
je 0x427342
mov ebp, ebx
and ebp, 0xfffffff8
mov esi, ebx
lea ebx, [edx + ebp]
mov dword [esp], ebp
add ebp, ecx
and esi, 7
nop
movsd xmm0, qword [ecx + eax]
movsd qword [edx + eax], xmm0
add eax, 8
cmp dword [esp], eax
jne 0x427320
mov eax, dword [esp]
cmp dword [esp + 8], eax
mov edx, esi
jne 0x427351
jmp 0x4273ce
and ebx, 0x1f
add ecx, eax
add edx, eax
mov eax, ebx
mov ebx, edx
mov ebp, ecx
mov edx, eax
lea eax, [edx - 1]
mov esi, edx
and edx, 7
je 0x427376
mov dword [esp], eax
xor ecx, ecx
movzx eax, byte [ebp + ecx]
mov byte [ebx + ecx], al
inc ecx
cmp edx, ecx
jne 0x427360
add ebx, ecx
add ebp, ecx
sub esi, ecx
mov eax, dword [esp]
cmp eax, 7
jb 0x4273ce
xor eax, eax
nop dword [eax]
movzx ecx, byte [ebp + eax]
mov byte [ebx + eax], cl
movzx ecx, byte [ebp + eax + 1]
mov byte [ebx + eax + 1], cl
movzx ecx, byte [ebp + eax + 2]
mov byte [ebx + eax + 2], cl
movzx ecx, byte [ebp + eax + 3]
mov byte [ebx + eax + 3], cl
movzx ecx, byte [ebp + eax + 4]
mov byte [ebx + eax + 4], cl
movzx ecx, byte [ebp + eax + 5]
mov byte [ebx + eax + 5], cl
movzx ecx, byte [ebp + eax + 6]
mov byte [ebx + eax + 6], cl
movzx ecx, byte [ebp + eax + 7]
mov byte [ebx + eax + 7], cl
add eax, 8
cmp esi, eax
jne 0x427380
mov ecx, dword [esp + 4]
mov eax, dword [ecx + 0x5c]
mov ebx, dword [ecx + 0x20]
add ebx, eax
mov ebp, dword [ecx + 0x18]
sub ebp, eax
mov esi, 0x40000000
nop word cs:[eax + eax]
mov eax, ebp
sub eax, edi
cmp eax, 0x40000000
cmovae eax, esi
lea edx, [ebx + edi]
push eax
push edx
push dword [ecx + 0x10]
call sub.api_ms_win_crt_stdio_l1_1_0.dll__read
add esp, 0xc
test eax, eax
jle 0x42741c
add edi, eax
cmp edi, ebp
mov ecx, dword [esp + 4]
jb 0x4273f0
jmp 0x427429
js 0x42743c
mov ecx, dword [esp + 4]
mov dword [ecx + 0x34], 1
add dword [ecx + 0x5c], edi
mov eax, dword [ecx + 0x20]
mov dword [ecx + 0x58], eax
xor eax, eax
add esp, 0xc
pop esi
pop edi
pop ebx
pop ebp
ret
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__errno]
push dword [eax]
call sub.api_ms_win_crt_runtime_l1_1_0.dll_strerror
add esp, 4
push eax
push 0xffffffffffffffff
push dword [esp + 0xc]
call fcn.0041b8d0
add esp, 0xc
mov eax, 0xffffffff
jmp 0x427434