public static void ProcessFile(IEnumerable <string> fileNameList, Stream zipFile, int compressionAmount,
string password, Stream[] fileStreamList)
{
if (compressionAmount >= 0 && compressionAmount <= 9)
{
var @class = new Class192();
var stream = new Stream23(zipFile);
stream.method_6(compressionAmount);
if (password != null)
{
stream.method_2(password);
}
var num = 0;
using (var enumerator = fileNameList.GetEnumerator())
{
while (enumerator.MoveNext())
{
var current = enumerator.Current;
var class2 = new Class193(current);
class2.method_19(DateTime.Now);
var stream2 = fileStreamList[num++];
byte[] array;
if (stream2 is MemoryStream)
{
array = (stream2 as MemoryStream).ToArray();
}
else
{
array = new byte[stream2.Length];
var num2 = stream2.Read(array, 0, array.Length);
if (num2 < array.Length)
{
Array.Resize(ref array, num2);
}
}
class2.method_22(array.Length);
@class.vmethod_1();
@class.vmethod_2(array);
class2.method_26(@class.vmethod_0());
stream.method_10(class2);
stream.Write(array, 0, array.Length);
}
goto IL_10D;
}
goto IL_102;
IL_10D:
stream.vmethod_0();
stream.Close();
return;
}
IL_102:
throw new ArgumentException("Invalid compression rate.");
}
public static byte[] smethod_0(byte[] byte0)
{
if (byte0 == null)
{
throw new ArgumentNullException("seed");
}
if (byte0.Length == 0)
{
throw new ArgumentException("Length is zero", "seed");
}
uint[] array =
{
305419896u,
591751049u,
878082192u
};
for (var i = 0; i < byte0.Length; i++)
{
array[0] = Class192.smethod_0(array[0], byte0[i]);
array[1] = array[1] + (byte)array[0];
array[1] = array[1] * 134775813u + 1u;
array[2] = Class192.smethod_0(array[2], (byte)(array[1] >> 24));
}
return(new[]
{
(byte)(array[0] & 255u),
(byte)(array[0] >> 8 & 255u),
(byte)(array[0] >> 16 & 255u),
(byte)(array[0] >> 24 & 255u),
(byte)(array[1] & 255u),
(byte)(array[1] >> 8 & 255u),
(byte)(array[1] >> 16 & 255u),
(byte)(array[1] >> 24 & 255u),
(byte)(array[2] & 255u),
(byte)(array[2] >> 8 & 255u),
(byte)(array[2] >> 16 & 255u),
(byte)(array[2] >> 24 & 255u)
});
}