private void TrackTaintedDataEnteringSink(
ISymbol sinkSymbol,
Location sinkLocation,
IEnumerable <SinkKind> sinkKinds,
IEnumerable <SymbolAccess> sources)
{
SymbolAccess sink = new SymbolAccess(sinkSymbol, sinkLocation, this.OwningSymbol);
this.TrackTaintedDataEnteringSink(sink, sinkKinds, sources);
}
private void TrackTaintedDataEnteringSink(SymbolAccess sink, IEnumerable <SinkKind> sinkKinds, IEnumerable <SymbolAccess> sources)
{
if (!this.TaintedSourcesBySink.TryGetValue(sink, out (ImmutableHashSet <SinkKind> .Builder SinkKinds, ImmutableHashSet <SymbolAccess> .Builder SourceOrigins)data))
{
data = (ImmutableHashSet.CreateBuilder <SinkKind>(), ImmutableHashSet.CreateBuilder <SymbolAccess>());
this.TaintedSourcesBySink.Add(sink, data);
}
data.SinkKinds.UnionWith(sinkKinds);
data.SourceOrigins.UnionWith(sources);
}
public TaintedDataSourceSink(SymbolAccess sink, ImmutableHashSet <SinkKind> sinkKinds, ImmutableHashSet <SymbolAccess> sourceOrigins)
{
Sink = sink ?? throw new ArgumentNullException(nameof(sink));
SinkKinds = sinkKinds;
SourceOrigins = sourceOrigins;
}