Function at 0x10100590
Capabilities:
Read file on windows

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x28
test eax, eax
push ebp
push esi
push edi
je 0x101007d4
cmp eax, 0xffffffff
je 0x101007d4
mov eax, dword [0x1026aa08]
test eax, eax
je 0x101007d4
mov ebp, dword [0x1026aa14]
test ebp, ebp
je 0x101007d4
mov esi, dword [0x1026aa18]
test esi, esi
je 0x101007d4
mov edi, dword [0x1026aa1c]
test edi, edi
je 0x101007d4
push ebx
push edi
xor ebx, ebx
mov dword [esp + 0x30], edi
call fcn.100637b2
mov edx, eax
add esp, 4
test edx, edx
mov dword [esp + 0x20], edx
je 0x101007ca
mov ecx, edi
mov edi, edx
mov edx, ecx
xor eax, eax
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, ebp
and ecx, 3
mov dword [esp + 0x18], 1
rep stosb byte es:[edi], al
xor eax, eax
cmp esi, 0x15
mov dword [esp + 0x24], eax
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], eax
mov eax, esi
mov dword [esp + 0x28], eax
mov dword [esp + 0x1c], edx
jb 0x101007bd
mov ebp, dword [edx + 0xc]
lea ecx, [ebp + 0x15]
cmp ecx, eax
mov dword [esp + 0x34], ecx
ja 0x101007bb
test byte [edx], 1
jne 0x10100662
mov eax, dword [esp + 0x18]
test eax, eax
je 0x10100731
mov edi, dword [edx + 8]
mov eax, edi
sub eax, edi
jne 0x101007bb
cmp dword [edx + 0x10], 1
je 0x10100677
neg edi
cmp dword [esp + 0x24], edi
jne 0x10100687
cmp dword [esp + 0x10], ebp
jae 0x1010075b
cmp ebp, dword [esp + 0x2c]
ja 0x10100745
mov ebx, dword [esp + 0x3c]
lea ecx, [esp + 0x14]
push 1
push ecx
push 0
push ebx
mov dword [esp + 0x24], 0
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
xor esi, esi
xor edx, edx
test edi, edi
setl dl
dec edx
mov dword [esp + 0x30], eax
and edx, 0xfffffffe
add edx, 2
push edx
push esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
je 0x10100717
mov eax, dword [esp + 0x40]
push esi
test eax, eax
je 0x101006f0
mov ecx, dword [esp + 0x24]
lea eax, [esp + 0x14]
push esi
push eax
push ebp
push ecx
push ebx
call fcn.10146f30
add esp, 0x18
jmp 0x10100702
mov eax, dword [esp + 0x24]
lea edx, [esp + 0x14]
push edx
push ebp
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov edx, dword [esp + 0x30]
lea ecx, [esp + 0x14]
push 0
push ecx
push edx
push ebx
mov esi, eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov eax, dword [esp + 0x10]
mov dword [esp + 0x14], esi
cmp ebp, eax
je 0x1010074f
mov dword [esp + 0x14], 0
mov edx, dword [esp + 0x1c]
xor ebx, ebx
mov eax, dword [edx]
test al, 1
je 0x10100782
test ebx, ebx
mov dword [esp + 0x18], 1
jne 0x101007bd
jmp 0x1010079c
mov dword [esp + 0x14], 0
jmp 0x1010072f
test esi, esi
je 0x1010072b
mov edx, dword [esp + 0x1c]
mov dword [esp + 0x24], edi
mov eax, dword [esp + 0x14]
test eax, eax
je 0x1010072f
mov ecx, dword [edx + 0xc]
mov eax, dword [esp + 0x10]
cmp eax, ecx
jb 0x1010072f
mov esi, dword [esp + 0x20]
lea edi, [edx + 0x14]
xor eax, eax
repe cmpsb byte [esi], byte es:[edi]
jne 0x1010072f
mov ebx, 1
jmp 0x10100731
test al, 2
je 0x1010078c
mov dword [esp + 0x18], ebx
jmp 0x1010079c
test al, 4
je 0x1010079c
test ebx, ebx
mov dword [esp + 0x18], 1
jne 0x101007bd
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x34]
sub eax, ecx
add edx, ecx
cmp eax, 0x15
mov dword [esp + 0x28], eax
mov dword [esp + 0x1c], edx
jae 0x1010063f
jmp 0x101007bd
xor ebx, ebx
mov ecx, dword [esp + 0x20]
push ecx
call fcn.100637e1
add esp, 4
mov eax, ebx
pop ebx
pop edi
pop esi
pop ebp
add esp, 0x28
ret
pop edi
pop esi
xor eax, eax
pop ebp
add esp, 0x28
ret