/// <summary>
/// Creates a new object that is a copy of
/// the current instance.
/// </summary>
/// <returns>DataFlowInfo</returns>
internal DataFlowInfo Clone()
{
var newInfo = new DataFlowInfo(this.DataFlowNode, this.AnalysisContext);
newInfo.GeneratedDefinitions.UnionWith(this.GeneratedDefinitions);
newInfo.KilledDefinitions.UnionWith(this.KilledDefinitions);
newInfo.InputDefinitions.UnionWith(this.InputDefinitions);
newInfo.OutputDefinitions.UnionWith(this.OutputDefinitions);
foreach (var pair in this.TaintedDefinitions)
{
newInfo.TaintedDefinitions.Add(pair.Key, new HashSet <SymbolDefinition>(pair.Value));
}
return(newInfo);
}
/// <summary>
/// Compare with the specified data-flow information.
/// </summary>
/// <param name="oldInfo">DataFlowInfo</param>
/// <param name="newInfo">DataFlowInfo</param>
/// <returns>Boolean</returns>
private bool Compare(DataFlowInfo oldInfo, DataFlowInfo newInfo)
{
if (!oldInfo.GeneratedDefinitions.SetEquals(newInfo.GeneratedDefinitions) ||
!oldInfo.KilledDefinitions.SetEquals(newInfo.KilledDefinitions) ||
!oldInfo.InputDefinitions.SetEquals(newInfo.InputDefinitions) ||
!oldInfo.OutputDefinitions.SetEquals(newInfo.OutputDefinitions) ||
!oldInfo.TaintedDefinitions.Keys.SequenceEqual(newInfo.TaintedDefinitions.Keys))
{
return(false);
}
foreach (var symbol in oldInfo.TaintedDefinitions)
{
if (!symbol.Value.SetEquals(newInfo.TaintedDefinitions[symbol.Key]))
{
return(false);
}
}
return(true);
}
/// <summary>
/// Creates a new object that is a copy of
/// the current instance.
/// </summary>
/// <returns>DataFlowInfo</returns>
internal DataFlowInfo Clone()
{
var newInfo = new DataFlowInfo(this.DataFlowNode, this.AnalysisContext);
newInfo.GeneratedDefinitions.UnionWith(this.GeneratedDefinitions);
newInfo.KilledDefinitions.UnionWith(this.KilledDefinitions);
newInfo.InputDefinitions.UnionWith(this.InputDefinitions);
newInfo.OutputDefinitions.UnionWith(this.OutputDefinitions);
foreach (var pair in this.TaintedDefinitions)
{
newInfo.TaintedDefinitions.Add(pair.Key, new HashSet<SymbolDefinition>(pair.Value));
}
return newInfo;
}
/// <summary>
/// Compare with the specified data-flow information.
/// </summary>
/// <param name="oldInfo">DataFlowInfo</param>
/// <param name="newInfo">DataFlowInfo</param>
/// <returns>Boolean</returns>
private bool Compare(DataFlowInfo oldInfo, DataFlowInfo newInfo)
{
if (!oldInfo.GeneratedDefinitions.SetEquals(newInfo.GeneratedDefinitions) ||
!oldInfo.KilledDefinitions.SetEquals(newInfo.KilledDefinitions) ||
!oldInfo.InputDefinitions.SetEquals(newInfo.InputDefinitions) ||
!oldInfo.OutputDefinitions.SetEquals(newInfo.OutputDefinitions) ||
!oldInfo.TaintedDefinitions.Keys.SequenceEqual(newInfo.TaintedDefinitions.Keys))
{
return false;
}
foreach (var symbol in oldInfo.TaintedDefinitions)
{
if (!symbol.Value.SetEquals(newInfo.TaintedDefinitions[symbol.Key]))
{
return false;
}
}
return true;
}