private int method_11(byte[] byte0, int int2, int int3)
{
if (!method_4())
{
throw new ZipException("Library cannot extract this entry. Version required is (" +
_class1930.method_11() + ")");
}
if (_class1930.method_0())
{
if (_password == null)
{
throw new ZipException("No password set.");
}
var @class = new Class208();
var rgbKey = Class207.smethod_0(Class186.smethod_3(_password));
Class2010.method_12(@class.CreateDecryptor(rgbKey, null));
var array = new byte[12];
Class2010.method_7(array, 0, 12);
if (array[11] != _class1930.method_2())
{
throw new ZipException("Invalid password");
}
if (Long0 >= 12L)
{
Long0 -= 12L;
}
else if ((_class1930.method_4() & 8) == 0)
{
throw new ZipException(string.Format("Entry compressed size {0} too small for encryption", Long0));
}
}
else
{
Class2010.method_12(null);
}
if (_int0 == 8 && Class2010.method_1() > 0)
{
Class2010.method_3(Class1960);
}
_delegate50 = method_12;
return(method_12(byte0, int2, int3));
}
private int method_12(byte[] byte0, int int2, int int3)
{
if (_class1920 == null)
{
throw new InvalidOperationException("Closed");
}
if (_class1930 == null || int3 <= 0)
{
return(0);
}
if (int2 + int3 > byte0.Length)
{
throw new ArgumentException("Offset + count exceeds buffer size");
}
var flag = false;
var num = _int0;
if (num != 0)
{
if (num == 8)
{
int3 = base.Read(byte0, int2, int3);
if (int3 <= 0)
{
if (!Class1960.method_10())
{
throw new ZipException("Inflater not finished!");
}
Class2010.method_2(Class1960.method_13());
if ((_int1 & 8) == 0 && (Class1960.method_12() != Long0 || Class1960.method_11() != _long1))
{
throw new ZipException(string.Concat("Size mismatch: ", Long0, ";", _long1, " <-> ",
Class1960.method_12(), ";", Class1960.method_11()));
}
Class1960.method_0();
flag = true;
}
}
}
else
{
if (int3 > Long0 && Long0 >= 0L)
{
int3 = (int)Long0;
}
if (int3 > 0)
{
int3 = Class2010.method_7(byte0, int2, int3);
if (int3 > 0)
{
Long0 -= int3;
_long1 -= int3;
}
}
if (Long0 == 0L)
{
flag = true;
}
else if (int3 < 0)
{
throw new ZipException("EOF in stored block");
}
}
if (int3 > 0)
{
_class1920.vmethod_3(byte0, int2, int3);
}
if (flag)
{
method_7(true);
}
return(int3);
}
