Function at 0x442a70
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x2c
push ebx
push esi
mov esi, dword [ebp + 8]
mov eax, dword [esi + 0xc]
mov ecx, dword [esi + 8]
xor ebx, ebx
lea edx, [eax + 0x10]
push edi
mov dword [esp + 0x18], ebx
cmp edx, ecx
jae 0x442a9a
cmp edx, 0x4990e8
jne 0x442aa4
mov dword [esp + 0x1c], 0xffffffff
jmp 0x442aab
mov edx, dword [edx + 8]
mov dword [esp + 0x1c], edx
add eax, 0x20
cmp eax, ecx
jae 0x442b55
cmp eax, 0x4990e8
je 0x442b45
mov edx, dword [eax + 8]
cmp edx, 3
jne 0x442b29
cmp eax, ecx
jb 0x442ad2
mov eax, 0x4990e8
mov ecx, dword [eax + 8]
cmp ecx, 3
je 0x442b05
cmp ecx, 4
jne 0x442b1e
mov eax, dword [eax]
add eax, 0x10
lea edi, [esp + 0x10]
call fcn.00447aa0
test eax, eax
je 0x442b1e
fld qword [esp + 0x10]
mov dword [esp + 0x30], 3
fstp qword [esp + 0x28]
lea eax, [esp + 0x28]
fld qword [eax]
fadd qword [0x49df90]
fstp qword [esp + 0x20]
mov eax, dword [esp + 0x20]
movzx eax, ax
mov dword [esp + 0x10], eax
jmp 0x442b87
xor eax, eax
movzx eax, ax
mov dword [esp + 0x10], eax
jmp 0x442b87
cmp edx, 2
jne 0x442b45
cmp eax, ecx
jb 0x442b37
mov eax, 0x4990e8
cmp dword [eax + 8], 2
jne 0x442b83
mov ecx, dword [eax]
mov dword [esp + 0x10], ecx
jmp 0x442b87
cmp eax, ecx
jae 0x442b55
cmp eax, 0x4990e8
je 0x442b55
cmp dword [eax + 8], ebx
jg 0x442b5f
mov dword [esp + 0x10], 0x49c230
jmp 0x442b87
push 3
xor ebx, ebx
mov eax, esi
call fcn.004209f0
mov ebx, eax
add esp, 4
test ebx, ebx
jne 0x442b83
push 0x49a138
lea edi, [eax + 3]
call fcn.00423630
add esp, 4
mov dword [esp + 0x10], ebx
mov eax, dword [esp + 0x1c]
cmp eax, 4
jne 0x442d6e
mov eax, dword [esi + 0xc]
add eax, 0x10
cmp eax, dword [esi + 8]
jb 0x442ba4
mov eax, 0x4990e8
mov ecx, dword [eax + 8]
cmp ecx, 4
je 0x442bf7
cmp ecx, 7
jne 0x442bbe
mov ecx, dword [eax]
cmp dword [ecx + 8], 0
jne 0x442bbe
lea edi, [ecx + 0x18]
jmp 0x442bfc
mov edi, dword [ebp + 8]
mov esi, eax
call fcn.00437d80
test eax, eax
jne 0x442bd3
mov esi, dword [ebp + 8]
xor edi, edi
jmp 0x442bfc
mov eax, dword [edi + 0x10]
mov edx, dword [eax + 0x48]
cmp edx, dword [eax + 0x44]
jb 0x442be5
mov eax, edi
call fcn.00437b50
mov eax, dword [edi + 0xc]
add eax, 0x10
mov esi, edi
cmp eax, dword [edi + 8]
jb 0x442bf7
mov eax, 0x4990e8
mov edi, dword [eax]
add edi, 0x10
mov eax, dword [esi + 8]
mov ecx, dword [esi + 0xc]
mov edx, eax
sub edx, ecx
and edx, 0xfffffff0
cmp edx, 0x20
jne 0x442d5f
add ecx, 0x10
cmp ecx, eax
jb 0x442c1e
mov ecx, 0x4990e8
mov edx, dword [ecx]
mov dword [eax], edx
mov edx, dword [ecx + 4]
mov dword [eax + 4], edx
mov ecx, dword [ecx + 8]
mov dword [eax + 8], ecx
add dword [esi + 8], 0x10
or ebx, 0xffffffff
mov eax, esi
call fcn.00422be0
push 0
push 0x8000080
push 3
push 0
push 3
push SysReAllocString
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
add dword [esi + 8], 0xfffffff0
mov ebx, eax
test ebx, ebx
je 0x442c64
cmp ebx, 0xffffffff
jne 0x442c84
cmp byte [edi], 0x7e
jne 0x442d5f
cmp byte [edi + 1], 0
je 0x442d5f
inc edi
mov ebx, edi
call fcn.00420c20
mov esi, dword [ebp + 8]
jmp 0x442c32
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
cmp dword [ebp + 0xc], 0
mov dword [esp + 0x1c], eax
mov dword [esp + 0xc], 0
jne 0x442cac
push eax
call fcn.0047085d
add esp, 4
mov edi, eax
jmp 0x442cd6
mov edi, eax
call fcn.00421880
test eax, eax
jne 0x442cbe
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edx, dword [ebp + 8]
mov eax, dword [edx + 8]
cmp dword [eax - 8], 7
mov esi, edx
jne 0x442cd4
mov edi, dword [eax - 0x10]
add edi, 0x18
jmp 0x442cd6
xor edi, edi
mov ecx, dword [esp + 0x1c]
push 0
lea eax, [esp + 0x10]
push eax
push ecx
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x442d36
cmp dword [ebp + 0xc], 0
jne 0x442d2c
mov eax, dword [esp + 0xc]
cmp eax, 2
jb 0x442d22
test al, 1
jne 0x442d22
cmp byte [edi], 0xff
jne 0x442d22
cmp byte [edi + 1], 0xfe
jne 0x442d22
shr eax, 1
push eax
push edi
call fcn.00420b70
add esp, 8
mov dword [esp + 0xc], 1
jmp 0x442d3e
push eax
push edi
call fcn.00420b30
add esp, 8
mov dword [esp + 0xc], 1
jmp 0x442d3e
mov dword [esp + 0xc], 0
cmp dword [ebp + 0xc], 0
jne 0x442d4d
push edi
call fcn.00470823
add esp, 4
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [esp + 0xc]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edx, edi
mov ecx, esi
call fcn.00424740
mov dword [esp + 0x18], eax
jmp 0x442dc7
cmp eax, 3
jne 0x442d87
push 2
push esi
call fcn.00420680
movzx edx, ax
add esp, 8
mov dword [esp + 0x18], edx
jmp 0x442dc7
mov edi, 2
cmp eax, edi
jne 0x442db7
mov eax, dword [esi + 0xc]
add eax, 0x10
cmp eax, dword [esi + 8]
jb 0x442da0
mov eax, 0x4990e8
cmp dword [eax + 8], edi
jne 0x442dad
mov eax, dword [eax]
mov dword [esp + 0x18], eax
jmp 0x442dc7
mov dword [esp + 0x18], 0
jmp 0x442dc7
push 0x49a138
call fcn.00423630
mov esi, dword [ebp + 8]
add esp, 4
mov ecx, dword [esi + 0xc]
add ecx, 0x30
xor eax, eax
cmp ecx, dword [esi + 8]
jae 0x442dee
cmp ecx, 0x4990e8
je 0x442dee
cmp dword [ecx + 8], eax
jle 0x442dee
push eax
push eax
push 4
push esi
call fcn.00425830
add esp, 0x10
mov ecx, dword [ebp + 0xc]
mov edx, dword [esp + 0x10]
push ecx
mov ecx, dword [esp + 0x1c]
push edx
push ecx
push esi
call fcn.00422830
add esp, 0x10
xor edx, edx
cmp edx, eax
pop edi
sbb eax, eax
pop esi
neg eax
pop ebx
mov esp, ebp
pop ebp
ret