private void DoSetChains(string root, MethodDefinition caller, CallGraph graph, List <MethodDefinition> chain, bool multiple, int depth)
{
// if (depth > 12) // this can't be too large or the rule takes a very long time to run
// return false;
// For each method the caller calls,
IEnumerable <MethodReference> callees = graph.GetCalls(caller);
if (callees != null)
{
foreach (MethodReference callee in callees)
{
// if it's a method in the assembly we're testing,
MethodState state;
if (m_methods.TryGetValue(callee, out state))
{
// and we haven't already called it from our root,
if (!state.IsCalledFrom(root))
{
// then update it's call chain and update all the methods it calls.
List <MethodDefinition> schain = new List <MethodDefinition>(chain.Count + 1);
schain.AddRange(chain);
schain.Add(state.Method);
state.SetCallChain(root, schain, multiple);
DoSetChains(root, state.Method, graph, schain, multiple, depth + 1);
if (m_requiredSafeTypes.IndexOf(state.Method.DeclaringType) < 0)
{
m_requiredSafeTypes.Add(state.Method.DeclaringType);
}
}
}
}
}
}