Function at 0x457230
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x523c9b
mov eax, dword fs:[0]
push eax
sub esp, 0x2c8
mov eax, dword [0x56a434]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov eax, dword [esi]
mov ebx, dword [ebp + 8]
test eax, eax
je 0x457272
push eax
call fcn.004f989b
add esp, 4
mov eax, dword [esi + 4]
test eax, eax
je 0x457282
push eax
call fcn.004f989b
add esp, 4
mov dword [esi], 0
mov dword [esi + 4], 0
call fcn.0042ea90
push eax
lea ecx, [ebp - 0x94]
call fcn.00428410
mov dword [ebp - 4], 0
call fcn.0042eaa0
mov ecx, eax
call fcn.00429050
test al, al
je 0x457382
push ebx
lea ecx, [ebp - 0x94]
call fcn.00428820
push 0
push 0x80
push 3
push 0
push 1
push bind
lea ecx, [ebp - 0x94]
call fcn.0051f050
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x4572fe
push 0x63
push str.Error_opening_file
jmp 0x457561
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x4574f9
cmp edi, 0x400000
ja 0x45750a
push edi
mov dword [ebp - 0x2cc], 0
call fcn.004dc8a0
add esp, 4
mov dword [ebp - 0x2c8], eax
lea ecx, [ebp - 0x2cc]
push 0
push ecx
push edi
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x2cc], edi
je 0x457379
mov edi, dword [ebp - 0x2c8]
push edi
call fcn.004dc663
add esp, 4
mov ecx, esi
call fcn.00456e60
push 0x63
push str.Could_not_read_file
jmp 0x457561
push dword [ebp + 0xc]
push edi
jmp 0x45759a
call fcn.0042ed60
test al, al
jne 0x457476
call fcn.0042eaa0
push eax
lea ecx, [ebp - 0x94]
call fcn.00428800
call fcn.0042ed10
test al, al
je 0x4573b0
call fcn.0042eab0
jmp 0x4573c8
push 2
push 0
lea ecx, [ebp - 0x94]
call fcn.0051f050
push eax
call fcn.00445b70
add esp, 0xc
mov edi, eax
test edi, edi
je 0x4574b3
lea eax, [ebp - 0x2c4]
push eax
lea eax, [ebp - 0x2cc]
push eax
push 1
push ebx
push edi
call fcn.00445480
add esp, 0x14
test eax, eax
jne 0x4574e6
mov ebx, dword [ebp - 0x98]
test ebx, ebx
je 0x4574f9
cmp ebx, 0x400000
ja 0x45750a
push ebx
call fcn.004dc8a0
push 3
push ebx
push eax
push dword [ebp - 0x2cc]
mov dword [ebp - 0x2c8], eax
push edi
call fcn.00446000
add esp, 0x18
test eax, eax
je 0x45745e
cmp eax, 0x600
je 0x45745e
push dword [ebp - 0x2c8]
call fcn.004dc663
add esp, 4
call fcn.0042ed10
test al, al
jne 0x45755a
push edi
call fcn.00445260
jmp 0x457557
call fcn.0042ed10
test al, al
jne 0x457596
push edi
call fcn.00445260
jmp 0x457593
call fcn.0042eaa0
push eax
lea ecx, [ebp - 0x94]
call fcn.00428800
call fcn.0042ed10
test al, al
je 0x457497
call fcn.0042eab0
jmp 0x4574ad
push 0
lea ecx, [ebp - 0x94]
call fcn.0051f050
push eax
call fcn.0044a120
add esp, 8
mov edi, eax
test edi, edi
jne 0x4574bf
push 0x63
push str.Error_opening_zip_file
jmp 0x457561
lea eax, [ebp - 0x2d4]
xorps xmm0, xmm0
push eax
lea eax, [ebp - 0x2cc]
movlpd qword [ebp - 0x2d4], xmm0
push eax
push ebx
push edi
call fcn.00449920
add esp, 0x10
test eax, eax
je 0x4574ef
push 0x63
push str.Could_not_find_ziped_file
jmp 0x457561
mov ebx, dword [ebp - 0x2d4]
test ebx, ebx
jne 0x457502
push 0x63
push str.File_is_empty
jmp 0x457561
cmp ebx, 0x400000
jbe 0x457513
push 0x63
push 0x52d354
jmp 0x457561
push ebx
call fcn.004dc8a0
push eax
push dword [ebp - 0x2cc]
mov dword [ebp - 0x2c8], eax
push edi
call fcn.0044a290
add esp, 0x10
test eax, eax
je 0x457584
cmp eax, 0x600
je 0x457584
push dword [ebp - 0x2c8]
call fcn.004dc663
add esp, 4
call fcn.0042ed10
test al, al
jne 0x45755a
push edi
call fcn.00449830
add esp, 4
push 0x63
push str.Could_not_unzip_file
lea eax, [esi + 0x10]
push eax
call fcn.00504e01
push 0x31
lea eax, [esi + 0xd8]
push 0x5535fc
push eax
call fcn.00504e01
add esp, 0x18
xor bl, bl
jmp 0x4575b3
call fcn.0042ed10
test al, al
jne 0x457596
push edi
call fcn.00449830
add esp, 4
push dword [ebp + 0xc]
push ebx
mov edi, dword [ebp - 0x2c8]
mov ecx, esi
push edi
call fcn.004575e0
push edi
mov bl, al
call fcn.004dc663
add esp, 4
lea ecx, [ebp - 0x94]
call fcn.00428560
mov al, bl
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004dc386
mov esp, ebp
pop ebp
ret 8