/// <summary>
/// Constructor
/// </summary>
/// <param name="imageStream">Heap stream</param>
/// <param name="streamHeader">Stream header info</param>
/// <param name="fullStream">Stream for the full PE file</param>
/// <param name="baseOffset">Offset in <paramref name="fullStream"/> where the data starts</param>
protected HotStream(IImageStream imageStream, StreamHeader streamHeader, IImageStream fullStream, FileOffset baseOffset)
: base(imageStream, streamHeader)
{
this.fullStream = fullStream;
this.baseOffset = (long)baseOffset;
this.endOffset = (long)baseOffset + imageStream.Length;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="reader">PE file reader pointing to the start of this section</param>
/// <param name="verify">Verify section</param>
/// <exception cref="BadImageFormatException">Thrown if verification fails</exception>
public MetaDataHeader(IImageStream reader, bool verify)
{
SetStartOffset(reader);
this.signature = reader.ReadUInt32();
if (verify && this.signature != 0x424A5342)
{
throw new BadImageFormatException("Invalid MetaData header signature");
}
this.majorVersion = reader.ReadUInt16();
this.minorVersion = reader.ReadUInt16();
if (verify && !((majorVersion == 1 && minorVersion == 1) || (majorVersion == 0 && minorVersion >= 19)))
{
throw new BadImageFormatException(string.Format("Unknown MetaData header version: {0}.{1}", majorVersion, minorVersion));
}
this.reserved1 = reader.ReadUInt32();
this.stringLength = reader.ReadUInt32();
this.versionString = ReadString(reader, stringLength);
this.offset2ndPart = reader.FileOffset + reader.Position;
this.flags = (StorageFlags)reader.ReadByte();
this.reserved2 = reader.ReadByte();
this.streams = reader.ReadUInt16();
this.streamHeaders = new StreamHeader[streams];
for (int i = 0; i < streamHeaders.Count; i++)
{
streamHeaders[i] = new StreamHeader(reader, verify);
}
SetEndoffset(reader);
}
/// <summary>
/// Dispose method
/// </summary>
/// <param name="disposing"><c>true</c> if called by <see cref="Dispose()"/></param>
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
var ims = imageStream;
if (ims != null)
{
ims.Dispose();
}
imageStream = null;
streamHeader = null;
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="imageStream">Stream data</param>
/// <param name="streamHeader">The stream header</param>
public DotNetStream(IImageStream imageStream, StreamHeader streamHeader)
{
this.imageStream = imageStream;
this.streamHeader = streamHeader;
}
/// <summary>
/// Default constructor
/// </summary>
public DotNetStream()
{
this.imageStream = MemoryImageStream.CreateEmpty();
this.streamHeader = null;
}
/// <inheritdoc/>
protected HeapStream(IImageStream imageStream, StreamHeader streamHeader)
: base(imageStream, streamHeader)
{
}
/// <inheritdoc/>
public GuidStream(IImageStream imageStream, StreamHeader streamHeader)
: base(imageStream, streamHeader)
{
}
/// <summary>
/// Creates a <see cref="HotStream"/> instance
/// </summary>
/// <param name="version">Hot heap version</param>
/// <param name="imageStream">Heap stream</param>
/// <param name="streamHeader">Stream header info</param>
/// <param name="fullStream">Stream for the full PE file</param>
/// <param name="baseOffset">Offset in <paramref name="fullStream"/> where the data starts</param>
/// <returns>A <see cref="HotStream"/> instance or <c>null</c> if <paramref name="version"/>
/// is invalid</returns>
public static HotStream Create(HotHeapVersion version, IImageStream imageStream, StreamHeader streamHeader, IImageStream fullStream, FileOffset baseOffset)
{
switch (version)
{
case HotHeapVersion.CLR20: return(new HotStreamCLR20(imageStream, streamHeader, fullStream, baseOffset));
case HotHeapVersion.CLR40: return(new HotStreamCLR40(imageStream, streamHeader, fullStream, baseOffset));
default: return(null);
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="imageStream">Heap stream</param>
/// <param name="streamHeader">Stream header info</param>
/// <param name="fullStream">Stream for the full PE file</param>
/// <param name="baseOffset">Offset in <paramref name="fullStream"/> where the data starts</param>
public HotStreamCLR40(IImageStream imageStream, StreamHeader streamHeader, IImageStream fullStream, FileOffset baseOffset)
: base(imageStream, streamHeader, fullStream, baseOffset)
{
}
/// <inheritdoc/>
public BlobStream(IImageStream imageStream, StreamHeader streamHeader)
: base(imageStream, streamHeader)
{
}
/// <inheritdoc/>
public StringsStream(IImageStream imageStream, StreamHeader streamHeader)
: base(imageStream, streamHeader)
{
}
/// <inheritdoc/>
public TablesStream(IImageStream imageStream, StreamHeader streamHeader)
: base(imageStream, streamHeader)
{
}
