Exemplo n.º 1
0
			internal Field(ClassFile classFile, string[] utf8_cp, BigEndianBinaryReader br) : base(classFile, utf8_cp, br)
			{
				if((IsPrivate && IsPublic) || (IsPrivate && IsProtected) || (IsPublic && IsProtected)
					|| (IsFinal && IsVolatile)
					|| (classFile.IsInterface && (!IsPublic || !IsStatic || !IsFinal || IsTransient)))
				{
					throw new ClassFormatError("{0} (Illegal field modifiers: 0x{1:X})", classFile.Name, access_flags);
				}
				int attributes_count = br.ReadUInt16();
				for(int i = 0; i < attributes_count; i++)
				{
					switch(classFile.GetConstantPoolUtf8String(utf8_cp, br.ReadUInt16()))
					{
						case "Deprecated":
							if(br.ReadUInt32() != 0)
							{
								throw new ClassFormatError("Invalid Deprecated attribute length");
							}
							flags |= FLAG_MASK_DEPRECATED;
							break;
						case "ConstantValue":
						{
							if(br.ReadUInt32() != 2)
							{
								throw new ClassFormatError("Invalid ConstantValue attribute length");
							}
							ushort index = br.ReadUInt16();
							try
							{
								switch(Signature)
								{
									case "I":
										constantValue = classFile.GetConstantPoolConstantInteger(index);
										break;
									case "S":
										constantValue = (short)classFile.GetConstantPoolConstantInteger(index);
										break;
									case "B":
										constantValue = (byte)classFile.GetConstantPoolConstantInteger(index);
										break;
									case "C":
										constantValue = (char)classFile.GetConstantPoolConstantInteger(index);
										break;
									case "Z":
										constantValue = classFile.GetConstantPoolConstantInteger(index) != 0;
										break;
									case "J":
										constantValue = classFile.GetConstantPoolConstantLong(index);
										break;
									case "F":
										constantValue = classFile.GetConstantPoolConstantFloat(index);
										break;
									case "D":
										constantValue = classFile.GetConstantPoolConstantDouble(index);
										break;
									case "Ljava.lang.String;":
										constantValue = classFile.GetConstantPoolConstantString(index);
										break;
									default:
										throw new ClassFormatError("{0} (Invalid signature for constant)", classFile.Name);
								}
							}
							catch(InvalidCastException)
							{
								throw new ClassFormatError("{0} (Bad index into constant pool)", classFile.Name);
							}
							catch(IndexOutOfRangeException)
							{
								throw new ClassFormatError("{0} (Bad index into constant pool)", classFile.Name);
							}
							catch(InvalidOperationException)
							{
								throw new ClassFormatError("{0} (Bad index into constant pool)", classFile.Name);
							}
							catch(NullReferenceException)
							{
								throw new ClassFormatError("{0} (Bad index into constant pool)", classFile.Name);
							}
							break;
						}
						case "Signature":
							if(classFile.MajorVersion < 49)
							{
								goto default;
							}
							if(br.ReadUInt32() != 2)
							{
								throw new ClassFormatError("Signature attribute has incorrect length");
							}
							signature = classFile.GetConstantPoolUtf8String(utf8_cp, br.ReadUInt16());
							break;
						case "RuntimeVisibleAnnotations":
							if(classFile.MajorVersion < 49)
							{
								goto default;
							}
							annotations = ReadAnnotations(br, classFile, utf8_cp);
							break;
						case "RuntimeInvisibleAnnotations":
							if(classFile.MajorVersion < 49)
							{
								goto default;
							}
							foreach(object[] annot in ReadAnnotations(br, classFile, utf8_cp))
							{
								if(annot[1].Equals("Likvm/lang/Property;"))
								{
									DecodePropertyAnnotation(classFile, annot);
								}
#if STATIC_COMPILER
								else if(annot[1].Equals("Likvm/lang/Internal;"))
								{
									this.access_flags &= ~Modifiers.AccessMask;
									flags |= FLAG_MASK_INTERNAL;
								}
#endif
							}
							break;
						default:
							br.Skip(br.ReadUInt32());
							break;
					}
				}
			}
Exemplo n.º 2
0
		internal Field(ClassFile classFile, BigEndianBinaryReader br) : base(classFile, br)
		{
			if ((IsPrivate && IsPublic) || (IsPrivate && IsProtected) || (IsPublic && IsProtected)
			    || (IsFinal && IsVolatile)
			    || (classFile.IsInterface && (!IsPublic || !IsStatic || !IsFinal || IsTransient)))
			{
				throw new ClassFormatError("{0} (Illegal field modifiers: 0x{1:X})", classFile.Name, access_flags);
			}
			int attributes_count = br.ReadUInt16();
			for (int i = 0; i < attributes_count; i++)
			{
				switch (classFile.GetConstantPoolUtf8String(br.ReadUInt16()))
				{
					case "Deprecated":
						deprecated = true;
#if FUZZ_HACK
						br.Skip(br.ReadUInt32());
#else
						if(br.ReadUInt32() != 0)
						{
							throw new ClassFormatError("Deprecated attribute has non-zero length");
						}
#endif
						break;
					case "ConstantValue":
						{
							if (br.ReadUInt32() != 2)
							{
								throw new ClassFormatError("Invalid ConstantValue attribute length");
							}
							ushort index = br.ReadUInt16();
							try
							{
								switch (Signature)
								{
									case "I":
										constantValue = classFile.GetConstantPoolConstantInteger(index);
										break;
									case "S":
										constantValue = (short) classFile.GetConstantPoolConstantInteger(index);
										break;
									case "B":
										constantValue = (byte) classFile.GetConstantPoolConstantInteger(index);
										break;
									case "C":
										constantValue = (char) classFile.GetConstantPoolConstantInteger(index);
										break;
									case "Z":
										constantValue = classFile.GetConstantPoolConstantInteger(index) != 0;
										break;
									case "J":
										constantValue = classFile.GetConstantPoolConstantLong(index);
										break;
									case "F":
										constantValue = classFile.GetConstantPoolConstantFloat(index);
										break;
									case "D":
										constantValue = classFile.GetConstantPoolConstantDouble(index);
										break;
									case "Ljava.lang.String;":
										constantValue = classFile.GetConstantPoolConstantString(index);
										break;
									default:
										throw new ClassFormatError("{0} (Invalid signature for constant)", classFile.Name);
								}
							}
							catch (InvalidCastException)
							{
								throw new ClassFormatError("{0} (Bad index into constant pool)", classFile.Name);
							}
							catch (IndexOutOfRangeException)
							{
								throw new ClassFormatError("{0} (Bad index into constant pool)", classFile.Name);
							}
							catch (InvalidOperationException)
							{
								throw new ClassFormatError("{0} (Bad index into constant pool)", classFile.Name);
							}
							catch (NullReferenceException)
							{
								throw new ClassFormatError("{0} (Bad index into constant pool)", classFile.Name);
							}
							break;
						}
					default:
						br.Skip(br.ReadUInt32());
						break;
				}
			}
		}