/// <summary>
/// Initializes a new instance of the <see cref="PdbSource"/> class.
/// </summary>
/// <param name="pdbFile">Portable PDB file reader.</param>
/// <param name="handle">Our metadata reader handle.</param>
internal PdbSource(PdbFile pdbFile, DocumentHandle handle)
{
PdbFile = pdbFile;
documentCache = SimpleCache.CreateStruct(() => PdbFile.Reader.GetDocument(handle));
hashCache = SimpleCache.CreateStruct(() => PdbFile.Reader.GetBlobBytes(Document.Hash));
nameCache = SimpleCache.CreateStruct(() => PdbFile.Reader.GetString(Document.Name));
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbFile"/> class.
/// </summary>
/// <param name="file">File loaded into memory for faster parsing.</param>
public unsafe EmbeddedPdbFile(MemoryLoadedFile file)
{
PEReader peReader = new PEReader(file.BasePointer, (int)file.Length);
var debugEntries = peReader.ReadDebugDirectory();
var embeddedPdbEntry = debugEntries.FirstOrDefault(e => e.Type == DebugDirectoryEntryType.EmbeddedPortablePdb);
if (embeddedPdbEntry.DataSize == 0)
{
throw new Exception("PDB wasn't embedded");
}
embeddedPdbReaderProvider = peReader.ReadEmbeddedPortablePdbDebugDirectoryData(embeddedPdbEntry);
PdbFile = new PdbFile(embeddedPdbReaderProvider.GetMetadataReader());
this.file = file;
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbFunction"/> class.
/// </summary>
/// <param name="pdbFile">Portable PDB file reader.</param>
/// <param name="handle">Our metadata reader handle.</param>
internal PdbFunction(PdbFile pdbFile, MethodDebugInformationHandle handle)
{
PdbFile = pdbFile;
methodDebugInformationCache = SimpleCache.CreateStruct(() => pdbFile.Reader.GetMethodDebugInformation(handle));
localScopesCache = SimpleCache.CreateStruct(() =>
{
var localScopes = pdbFile.Reader.GetLocalScopes(handle);
IPdbLocalScope[] scopes = new IPdbLocalScope[localScopes.Count];
int i = 0;
foreach (var l in localScopes)
{
scopes[i++] = new PdbLocalScope(this, l);
}
return(scopes);
});
sequencePointsCache = SimpleCache.CreateStruct(() =>
{
var sequencePoints = MethodDebugInformation.GetSequencePoints();
return(sequencePoints.Select(sp => new PdbSequencePoint(this, sp)).OfType <IPdbSequencePoint>().ToArray());
});
Token = System.Reflection.Metadata.Ecma335.MetadataTokens.GetToken(handle.ToDefinitionHandle());
}