C# MemoryReader.ReadUInt16方法代码示例

 internal MethodIL/*?*/ GetMethodIL(
   uint methodDefRowId
 ) {
   MethodRow methodRow = this.MethodTable[methodDefRowId];
   if (
     (methodRow.ImplFlags & MethodImplFlags.CodeTypeMask) != MethodImplFlags.ILCodeType
     || methodRow.RVA == 0
   ) {
     return null;
   }
   MemoryBlock memBlock = this.RVAToMemoryBlock(methodRow.RVA);
   //  Error need to check if the Memory Block is empty. This is calse for all the calls...
   MemoryReader memReader = new MemoryReader(memBlock);
   byte headByte = memReader.ReadByte();
   if ((headByte & CILMethodFlags.ILFormatMask) == CILMethodFlags.ILTinyFormat) {
     int size = headByte >> CILMethodFlags.ILTinyFormatSizeShift;
     return new MethodIL(
       true,
       8,
       0x00000000,
       memReader.GetMemoryBlockAt(0, size),
       null
     );
   } else if ((headByte & CILMethodFlags.ILFormatMask) != CILMethodFlags.ILFatFormat) {
     //  PEFileFormat Error...
     return null;
   }
   //  FatILFormat
   byte headByte2 = memReader.ReadByte();
   if ((headByte2 >> CILMethodFlags.ILFatFormatHeaderSizeShift) != CILMethodFlags.ILFatFormatHeaderSize) {
     //  PEFile Format Error...
     return null;
   }
   bool localVarInited = (headByte & CILMethodFlags.ILInitLocals) == CILMethodFlags.ILInitLocals;
   bool moreSectsPresent = (headByte & CILMethodFlags.ILMoreSects) == CILMethodFlags.ILMoreSects;
   ushort maxStack = memReader.ReadUInt16();
   int codeSize = memReader.ReadInt32();
   uint localSignatureToken = memReader.ReadUInt32();
   MemoryBlock ilCodeMemBlock = memReader.GetMemoryBlockAt(0, codeSize);
   SEHTableEntry[]/*?*/ sehTableEntries = null;
   if (moreSectsPresent) {
     memReader.SkipBytes(codeSize);
     memReader.Align(4);
     byte sectHeader = memReader.ReadByte();
     if ((sectHeader & CILMethodFlags.SectEHTable) != CILMethodFlags.SectEHTable) {
       //  PEFile Format Error...
       return null;
     }
     bool sectFatFormat = (sectHeader & CILMethodFlags.SectFatFormat) == CILMethodFlags.SectFatFormat;
     int dataSize = memReader.ReadByte();
     if (sectFatFormat) {
       dataSize += (int)memReader.ReadUInt16() << 8;
       sehTableEntries = PEFileReader.GetFatSEHEntries(memReader, dataSize / 24);
     } else {
       memReader.SkipBytes(2); //skip over reserved field
       sehTableEntries = PEFileReader.GetSmallSEHEntries(memReader, dataSize / 12);
     }
   }
   return new MethodIL(
     localVarInited,
     maxStack,
     localSignatureToken,
     ilCodeMemBlock,
     sehTableEntries
   );
 }

//.........这里部分代码省略.........
       case OperationCode.Ckfinite:
         break;
       case OperationCode.Mkrefany:
         value = this.GetType(memReader.ReadUInt32());
         break;
       case OperationCode.Ldtoken:
         value = this.GetRuntimeHandleFromToken(memReader.ReadUInt32());
         break;
       case OperationCode.Conv_U2:
       case OperationCode.Conv_U1:
       case OperationCode.Conv_I:
       case OperationCode.Conv_Ovf_I:
       case OperationCode.Conv_Ovf_U:
       case OperationCode.Add_Ovf:
       case OperationCode.Add_Ovf_Un:
       case OperationCode.Mul_Ovf:
       case OperationCode.Mul_Ovf_Un:
       case OperationCode.Sub_Ovf:
       case OperationCode.Sub_Ovf_Un:
       case OperationCode.Endfinally:
         break;
       case OperationCode.Leave: {
           uint leaveOffset = (uint)(memReader.Offset + 4 + memReader.ReadInt32());
           if (leaveOffset >= this.EndOfMethodOffset) {
             //  Error...
           }
           value = leaveOffset;
         }
         break;
       case OperationCode.Leave_S: {
           uint leaveOffset = (uint)(memReader.Offset + 1 + memReader.ReadSByte());
           if (leaveOffset >= this.EndOfMethodOffset) {
             //  Error...
           }
           value = leaveOffset;
         }
         break;
       case OperationCode.Stind_I:
       case OperationCode.Conv_U:
       case OperationCode.Arglist:
       case OperationCode.Ceq:
       case OperationCode.Cgt:
       case OperationCode.Cgt_Un:
       case OperationCode.Clt:
       case OperationCode.Clt_Un:
         break;
       case OperationCode.Ldftn:
       case OperationCode.Ldvirtftn:
         value = this.GetMethod(memReader.ReadUInt32());
         break;
       case OperationCode.Ldarg:
       case OperationCode.Ldarga:
       case OperationCode.Starg:
         value = this.GetParameter(memReader.ReadUInt16());
         break;
       case OperationCode.Ldloc:
       case OperationCode.Ldloca:
       case OperationCode.Stloc:
         value = this.GetLocal(memReader.ReadUInt16());
         break;
       case OperationCode.Localloc:
         value = PointerType.GetPointerType(this.PEFileToObjectModel.PlatformType.SystemVoid, this.PEFileToObjectModel.InternFactory);
         break;
       case OperationCode.Endfilter:
         break;
       case OperationCode.Unaligned_:
         value = memReader.ReadByte();
         break;
       case OperationCode.Volatile_:
       case OperationCode.Tail_:
         break;
       case OperationCode.Initobj:
         value = this.GetType(memReader.ReadUInt32());
         break;
       case OperationCode.Constrained_:
         value = this.GetType(memReader.ReadUInt32());
         break;
       case OperationCode.Cpblk:
       case OperationCode.Initblk:
         break;
       case OperationCode.No_:
         value = (OperationCheckFlags)memReader.ReadByte();
         break;
       case OperationCode.Rethrow:
         break;
       case OperationCode.Sizeof:
         value = this.GetType(memReader.ReadUInt32());
         break;
       case OperationCode.Refanytype:
       case OperationCode.Readonly_:
         break;
       default:
         this.PEFileToObjectModel.PEFileReader.ErrorContainer.AddILError(this.MethodDefinition, offset, MetadataReaderErrorKind.UnknownILInstruction);
         break;
     }
     instrList[instructionNumber++] = new CilInstruction(cilOpCode, document, offset, value);
   }
   this.MethodBody.SetCilInstructions(instrList);
   return true;
 }

 bool ReadStorageHeader(
   ref MemoryReader memReader
 )
   //^ requires this.ReaderState >= ReaderState.PEFile;
 {
   if (memReader.RemainingBytes < COR20Constants.SizeofStorageHeader) {
     this.ErrorContainer.AddDirectoryError(Directories.Cor20HeaderMetaData, memReader.Offset, MetadataReaderErrorKind.StorageHeaderTooSmall);
     return false;
   }
   this.StorageHeader.Flags = memReader.ReadUInt16();
   this.StorageHeader.NumberOfStreams = memReader.ReadInt16();
   return true;
 }

 internal static SEHTableEntry[] GetSmallSEHEntries(
   MemoryReader memReader,
   int numEntries
 ) {
   SEHTableEntry[] retSEHEntries = new SEHTableEntry[numEntries];
   for (int i = 0; i < numEntries; ++i) {
     SEHFlags sehFlags = (SEHFlags)memReader.ReadUInt16();
     uint tryOffset = memReader.ReadUInt16();
     uint tryLength = memReader.ReadByte();
     uint handlerOffset = memReader.ReadUInt16();
     uint handlerLength = memReader.ReadByte();
     uint classTokenOrFilterOffset = memReader.ReadUInt32();
     retSEHEntries[i] = new SEHTableEntry(sehFlags, tryOffset, tryLength, handlerOffset, handlerLength, classTokenOrFilterOffset);
   }
   return retSEHEntries;
 }

 bool ReadCOR20Header()
   //^ requires this.ReaderState >= ReaderState.PEFile;
 {
   MemoryBlock memBlock = this.DirectoryToMemoryBlock(this.OptionalHeaderDirectoryEntries.COR20HeaderTableDirectory);
   if (memBlock.Length < this.OptionalHeaderDirectoryEntries.COR20HeaderTableDirectory.Size) {
     this.ErrorContainer.AddDirectoryError(Directories.COR20Header, 0, MetadataReaderErrorKind.NotEnoughSpaceForCOR20HeaderTableDirectory);
     return false;
   }
   MemoryReader memReader = new MemoryReader(memBlock);
   if (memReader.RemainingBytes < COR20Constants.SizeOfCOR20Header) {
     this.ErrorContainer.AddDirectoryError(Directories.COR20Header, 0, MetadataReaderErrorKind.COR20HeaderTooSmall);
     return false;
   }
   this.COR20Header.CountBytes = memReader.ReadInt32();
   this.COR20Header.MajorRuntimeVersion = memReader.ReadUInt16();
   this.COR20Header.MinorRuntimeVersion = memReader.ReadUInt16();
   this.COR20Header.MetaDataDirectory.RelativeVirtualAddress = memReader.ReadInt32();
   this.COR20Header.MetaDataDirectory.Size = memReader.ReadUInt32();
   this.COR20Header.COR20Flags = (COR20Flags)memReader.ReadUInt32();
   this.COR20Header.EntryPointTokenOrRVA = memReader.ReadUInt32();
   this.COR20Header.ResourcesDirectory.RelativeVirtualAddress = memReader.ReadInt32();
   this.COR20Header.ResourcesDirectory.Size = memReader.ReadUInt32();
   this.COR20Header.StrongNameSignatureDirectory.RelativeVirtualAddress = memReader.ReadInt32();
   this.COR20Header.StrongNameSignatureDirectory.Size = memReader.ReadUInt32();
   this.COR20Header.CodeManagerTableDirectory.RelativeVirtualAddress = memReader.ReadInt32();
   this.COR20Header.CodeManagerTableDirectory.Size = memReader.ReadUInt32();
   this.COR20Header.VtableFixupsDirectory.RelativeVirtualAddress = memReader.ReadInt32();
   this.COR20Header.ExportAddressTableJumpsDirectory.Size = memReader.ReadUInt32();
   this.COR20Header.ExportAddressTableJumpsDirectory.RelativeVirtualAddress = memReader.ReadInt32();
   this.COR20Header.ExportAddressTableJumpsDirectory.Size = memReader.ReadUInt32();
   this.COR20Header.ManagedNativeHeaderDirectory.RelativeVirtualAddress = memReader.ReadInt32();
   this.COR20Header.ManagedNativeHeaderDirectory.Size = memReader.ReadUInt32();
   return true;
 }

 bool ReadMetadataHeader(
   ref MemoryReader memReader
 )
   //^ requires this.ReaderState >= ReaderState.PEFile;
 {
   if (memReader.RemainingBytes < COR20Constants.MinimumSizeofMetadataHeader) {
     this.ErrorContainer.AddDirectoryError(Directories.Cor20HeaderMetaData, 0, MetadataReaderErrorKind.MetadataHeaderTooSmall);
     return false;
   }
   this.MetadataHeader.Signature = memReader.ReadUInt32();
   if (this.MetadataHeader.Signature != COR20Constants.COR20MetadataSignature) {
     this.ErrorContainer.AddDirectoryError(Directories.Cor20HeaderMetaData, memReader.Offset - sizeof(uint), MetadataReaderErrorKind.MetadataSignature);
     return false;
   }
   this.MetadataHeader.MajorVersion = memReader.ReadUInt16();
   this.MetadataHeader.MinorVersion = memReader.ReadUInt16();
   this.MetadataHeader.ExtraData = memReader.ReadUInt32();
   this.MetadataHeader.VersionStringSize = memReader.ReadInt32();
   if (memReader.RemainingBytes < this.MetadataHeader.VersionStringSize) {
     this.ErrorContainer.AddDirectoryError(Directories.Cor20HeaderMetaData, memReader.Offset, MetadataReaderErrorKind.NotEnoughSpaceForVersionString);
     return false;
   }
   int numberOfBytesRead;
   this.MetadataHeader.VersionString = memReader.PeekUTF8NullTerminated(0, out numberOfBytesRead);
   memReader.SkipBytes(this.MetadataHeader.VersionStringSize);
   return true;
 }

 bool ReadOptionalHeaderNTAdditionalFields64(
   ref MemoryReader memReader
 )
   //^ requires this.ReaderState >= ReaderState.Initialized;
 {
   if (memReader.RemainingBytes < PEFileConstants.SizeofOptionalHeaderNTAdditionalFields64) {
     this.ErrorContainer.AddBinaryError(memReader.Offset, MetadataReaderErrorKind.OptionalHeaderNTAdditionalFields64TooSmall);
     return false;
   }
   this.OptionalHeaderNTAdditionalFields.ImageBase = memReader.ReadUInt64();
   this.OptionalHeaderNTAdditionalFields.SectionAlignment = memReader.ReadInt32();
   this.OptionalHeaderNTAdditionalFields.FileAlignment = memReader.ReadUInt32();
   this.OptionalHeaderNTAdditionalFields.MajorOperatingSystemVersion = memReader.ReadUInt16();
   this.OptionalHeaderNTAdditionalFields.MinorOperatingSystemVersion = memReader.ReadUInt16();
   this.OptionalHeaderNTAdditionalFields.MajorImageVersion = memReader.ReadUInt16();
   this.OptionalHeaderNTAdditionalFields.MinorImageVersion = memReader.ReadUInt16();
   this.OptionalHeaderNTAdditionalFields.MajorSubsystemVersion = memReader.ReadUInt16();
   this.OptionalHeaderNTAdditionalFields.MinorSubsystemVersion = memReader.ReadUInt16();
   this.OptionalHeaderNTAdditionalFields.Win32VersionValue = memReader.ReadUInt32();
   this.OptionalHeaderNTAdditionalFields.SizeOfImage = memReader.ReadInt32();
   this.OptionalHeaderNTAdditionalFields.SizeOfHeaders = memReader.ReadInt32();
   this.OptionalHeaderNTAdditionalFields.CheckSum = memReader.ReadUInt32();
   this.OptionalHeaderNTAdditionalFields.Subsystem = (Subsystem)memReader.ReadUInt16();
   this.OptionalHeaderNTAdditionalFields.DllCharacteristics = (DllCharacteristics)memReader.ReadUInt16();
   this.OptionalHeaderNTAdditionalFields.SizeOfStackReserve = memReader.ReadUInt64();
   this.OptionalHeaderNTAdditionalFields.SizeOfStackCommit = memReader.ReadUInt64();
   this.OptionalHeaderNTAdditionalFields.SizeOfHeapReserve = memReader.ReadUInt64();
   this.OptionalHeaderNTAdditionalFields.SizeOfHeapCommit = memReader.ReadUInt64();
   this.OptionalHeaderNTAdditionalFields.LoaderFlags = memReader.ReadUInt32();
   this.OptionalHeaderNTAdditionalFields.NumberOfRvaAndSizes = memReader.ReadInt32();
   return true;
 }

 bool ReadSectionHeaders(
   ref MemoryReader memReader
 )
   //^ requires this.ReaderState >= ReaderState.Initialized;
 {
   int numberOfSections = this.COFFFileHeader.NumberOfSections;
   if (memReader.RemainingBytes < numberOfSections * PEFileConstants.SizeofSectionHeader) {
     this.ErrorContainer.AddBinaryError(memReader.Offset, MetadataReaderErrorKind.SectionHeadersTooSmall);
     return false;
   }
   this.SectionHeaders = new SectionHeader[numberOfSections];
   SectionHeader[] sectionHeaderArray = this.SectionHeaders;
   for (int i = 0; i < numberOfSections; ++i) {
     sectionHeaderArray[i].Name = memReader.ReadASCIIWithSize(PEFileConstants.SizeofSectionName);
     sectionHeaderArray[i].VirtualSize = memReader.ReadInt32();
     sectionHeaderArray[i].VirtualAddress = memReader.ReadInt32();
     sectionHeaderArray[i].SizeOfRawData = memReader.ReadInt32();
     sectionHeaderArray[i].OffsetToRawData = memReader.ReadInt32();
     sectionHeaderArray[i].RVAToRelocations = memReader.ReadInt32();
     sectionHeaderArray[i].PointerToLineNumbers = memReader.ReadInt32();
     sectionHeaderArray[i].NumberOfRelocations = memReader.ReadUInt16();
     sectionHeaderArray[i].NumberOfLineNumbers = memReader.ReadUInt16();
     sectionHeaderArray[i].SectionCharacteristics = (SectionCharacteristics)memReader.ReadUInt32();
   }
   return true;
 }

 bool ReadOptionalHeaderStandardFields64(
   ref MemoryReader memReader
 )
   //^ requires this.ReaderState >= ReaderState.Initialized;
 {
   if (memReader.RemainingBytes < PEFileConstants.SizeofOptionalHeaderStandardFields64) {
     this.ErrorContainer.AddBinaryError(memReader.Offset, MetadataReaderErrorKind.OptionalHeaderStandardFields64TooSmall);
     return false;
   }
   this.OptionalHeaderStandardFields.PEMagic = (PEMagic)memReader.ReadUInt16();
   this.OptionalHeaderStandardFields.MajorLinkerVersion = memReader.ReadByte();
   this.OptionalHeaderStandardFields.MinorLinkerVersion = memReader.ReadByte();
   this.OptionalHeaderStandardFields.SizeOfCode = memReader.ReadInt32();
   this.OptionalHeaderStandardFields.SizeOfInitializedData = memReader.ReadInt32();
   this.OptionalHeaderStandardFields.SizeOfUninitializedData = memReader.ReadInt32();
   this.OptionalHeaderStandardFields.RVAOfEntryPoint = memReader.ReadInt32();
   this.OptionalHeaderStandardFields.BaseOfCode = memReader.ReadInt32();
   return true;
 }

 bool ReadCOFFFileHeader(
   ref MemoryReader memReader
 )
   //^ requires this.ReaderState >= ReaderState.Initialized;
 {
   if (memReader.RemainingBytes < PEFileConstants.SizeofCOFFFileHeader) {
     this.ErrorContainer.AddBinaryError(memReader.Offset, MetadataReaderErrorKind.COFFHeaderTooSmall);
     return false;
   }
   this.COFFFileHeader.Machine = (Machine)memReader.ReadUInt16();
   this.COFFFileHeader.NumberOfSections = memReader.ReadInt16();
   this.COFFFileHeader.TimeDateStamp = memReader.ReadInt32();
   this.COFFFileHeader.PointerToSymbolTable = memReader.ReadInt32();
   this.COFFFileHeader.NumberOfSymbols = memReader.ReadInt32();
   this.COFFFileHeader.SizeOfOptionalHeader = memReader.ReadInt16();
   this.COFFFileHeader.Characteristics = (Characteristics)memReader.ReadUInt16();
   return true;
 }

 private string ReadDebugInformationLocationFromDebugTableDirectoryData() {
   if (this.OptionalHeaderDirectoryEntries.DebugTableDirectory.Size != 0x1c) return string.Empty;
   var debugDirectoryReader = new MemoryReader(this.DirectoryToMemoryBlock(this.OptionalHeaderDirectoryEntries.DebugTableDirectory));
   PeDebugDirectory debugDir = new PeDebugDirectory();
   debugDir.Characteristics = debugDirectoryReader.ReadUInt32();
   debugDir.TimeDateStamp = debugDirectoryReader.ReadUInt32();
   debugDir.MajorVersion = debugDirectoryReader.ReadUInt16();
   debugDir.MinorVersion = debugDirectoryReader.ReadUInt16();
   debugDir.Type = debugDirectoryReader.ReadUInt32();
   debugDir.SizeOfData = debugDirectoryReader.ReadUInt32();
   debugDir.AddressOfRawData = debugDirectoryReader.ReadUInt32();
   debugDir.PointerToRawData = debugDirectoryReader.ReadUInt32();
   if (debugDir.SizeOfData == 0 ) return string.Empty;
   var dataBlock = new MemoryBlock(this.BinaryDocumentMemoryBlock.Pointer + debugDir.PointerToRawData, debugDir.SizeOfData);
   var ptrToDebugInfo = this.BinaryDocumentMemoryBlock.Pointer + debugDir.PointerToRawData;
   var ptrToDebugInfoEnd = this.BinaryDocumentMemoryBlock.Pointer + debugDir.PointerToRawData + debugDir.SizeOfData;
   if (ptrToDebugInfo >= this.BinaryDocumentMemoryBlock.Pointer + this.BinaryDocumentMemoryBlock.Length - 28) {
     //TODO: error
     return string.Empty;
   }
   if (ptrToDebugInfoEnd > this.BinaryDocumentMemoryBlock.Pointer + this.BinaryDocumentMemoryBlock.Length) {
     //TODO: error
     return string.Empty;
   }
   var debugDataReader = new MemoryReader(dataBlock);
   var magic = debugDataReader.ReadUInt32();
   if (magic != 0x53445352) { //RSDS in little endian format
     //TODO: error
     return string.Empty;
   }
   var unknown1 = debugDataReader.ReadUInt32();
   var unknown2 = debugDataReader.ReadUInt32();
   var unknown3 = debugDataReader.ReadUInt32();
   var unknown4 = debugDataReader.ReadUInt32();
   var unknown5 = debugDataReader.ReadUInt32();
   return debugDataReader.ReadASCIINullTerminated();
 }

 internal IMetadataConstant GetDefaultValue(
   MetadataObject metadataObject
 ) {
   uint constRowId = this.PEFileReader.ConstantTable.GetConstantRowId(metadataObject.TokenValue);
   if (constRowId == 0)
     return Dummy.Constant;
   ConstantRow constRow = this.PEFileReader.ConstantTable[constRowId];
   MemoryBlock constValueMemoryBlock = this.PEFileReader.BlobStream.GetMemoryBlockAt(constRow.Value);
   MemoryReader memoryReader = new MemoryReader(constValueMemoryBlock);
   switch (constRow.Type) {
     case ElementType.Boolean: {
         byte val = memoryReader.ReadByte();
         return new ConstantExpression(this.PlatformType.SystemBoolean, val != 0);
       }
     case ElementType.Char:
       return new ConstantExpression(this.PlatformType.SystemChar, memoryReader.ReadChar());
     case ElementType.Int8:
       return new ConstantExpression(this.PlatformType.SystemInt8, memoryReader.ReadSByte());
     case ElementType.Int16:
       return new ConstantExpression(this.PlatformType.SystemInt16, memoryReader.ReadInt16());
     case ElementType.Int32:
       return new ConstantExpression(this.PlatformType.SystemInt32, memoryReader.ReadInt32());
     case ElementType.Int64:
       return new ConstantExpression(this.PlatformType.SystemInt64, memoryReader.ReadInt64());
     case ElementType.UInt8:
       return new ConstantExpression(this.PlatformType.SystemUInt8, memoryReader.ReadByte());
     case ElementType.UInt16:
       return new ConstantExpression(this.PlatformType.SystemUInt16, memoryReader.ReadUInt16());
     case ElementType.UInt32:
       return new ConstantExpression(this.PlatformType.SystemUInt32, memoryReader.ReadUInt32());
     case ElementType.UInt64:
       return new ConstantExpression(this.PlatformType.SystemUInt64, memoryReader.ReadUInt64());
     case ElementType.Single:
       return new ConstantExpression(this.PlatformType.SystemFloat32, memoryReader.ReadSingle());
     case ElementType.Double:
       return new ConstantExpression(this.PlatformType.SystemFloat64, memoryReader.ReadDouble());
     case ElementType.String: {
         int byteLen = memoryReader.Length;
         string/*?*/ value;
         if (byteLen == -1) {
           value = null;
         } else if (byteLen == 0) {
           value = string.Empty;
         } else {
           value = memoryReader.ReadUTF16WithSize(byteLen);
         }
         return new ConstantExpression(this.PlatformType.SystemString, value);
       }
     case ElementType.Class:
       return new ConstantExpression(this.PlatformType.SystemObject, null);
   }
   //  MDError...
   return Dummy.Constant;
 }

    private PEFileDebugInformation ReadDebugInformationLocationFromDebugTableDirectoryData() {
      if (this.OptionalHeaderDirectoryEntries.DebugTableDirectory.Size != 0x1c) return new PEFileDebugInformation();
      var debugDirectoryReader = new MemoryReader(this.DirectoryToMemoryBlock(this.OptionalHeaderDirectoryEntries.DebugTableDirectory));
      PeDebugDirectory debugDir = new PeDebugDirectory();
      debugDir.Characteristics = debugDirectoryReader.ReadUInt32();
      debugDir.TimeDateStamp = debugDirectoryReader.ReadUInt32();
      debugDir.MajorVersion = debugDirectoryReader.ReadUInt16();
      debugDir.MinorVersion = debugDirectoryReader.ReadUInt16();
      debugDir.Type = debugDirectoryReader.ReadUInt32();
      debugDir.SizeOfData = debugDirectoryReader.ReadUInt32();
      debugDir.AddressOfRawData = debugDirectoryReader.ReadUInt32();
      debugDir.PointerToRawData = debugDirectoryReader.ReadUInt32();
      if (debugDir.SizeOfData == 0) return new PEFileDebugInformation();
      var dataBlock = new MemoryBlock(this.BinaryDocumentMemoryBlock.Pointer + debugDir.PointerToRawData, debugDir.SizeOfData);
      var ptrToDebugInfo = this.BinaryDocumentMemoryBlock.Pointer + debugDir.PointerToRawData;
      var ptrToDebugInfoEnd = this.BinaryDocumentMemoryBlock.Pointer + debugDir.PointerToRawData + debugDir.SizeOfData;
      if (ptrToDebugInfo >= this.BinaryDocumentMemoryBlock.Pointer + this.BinaryDocumentMemoryBlock.Length - 28) {
        //TODO: error
        return new PEFileDebugInformation();
      }
      if (ptrToDebugInfoEnd > this.BinaryDocumentMemoryBlock.Pointer + this.BinaryDocumentMemoryBlock.Length) {
        //TODO: error
        return new PEFileDebugInformation();
      }
      var debugDataReader = new MemoryReader(dataBlock);
      var magic = debugDataReader.ReadUInt32();
      if (magic != 0x53445352) { //RSDS in little endian format
        //TODO: error
        return new PEFileDebugInformation();
      }

      var guid = debugDataReader.PeekGuid(0);
      debugDataReader.SkipBytes(16);
      UInt32 age = debugDataReader.ReadUInt32();
      string fileName = debugDataReader.ReadASCIINullTerminated();

      var guidHex = guid.ToString("N");
      string ageHex = age.ToString("X");
      string version = guidHex + ageHex;

      PEFileDebugInformation information = new PEFileDebugInformation();
      information.Signature = guid;
      information.Age = age;
      information.PdbVersion = version;
      information.PdbFileName = fileName;
      return information;
    }