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); }