private static void ProcessMibTreeNode(MibTreeNode mibTreeNode, SnmpTreeNode assignedSnmpNode) { foreach (MibTreeNode mtn in mibTreeNode.ChildNodes) { // in theory container nodes may also be scalars or tables at the same time (for now only process real containers) if (mtn.NodeType == MibTreeNodeType.Container) { SnmpTreeNode snmpTreeNode = GenerateSnmpTreeNode(mtn, assignedSnmpNode); assignedSnmpNode.ChildNodes.Add(snmpTreeNode); ProcessMibTreeNode(mtn, snmpTreeNode); } else if ((mtn.NodeType & MibTreeNodeType.Scalar) != 0) { SnmpScalarNode snmpScalarNode = GenerateSnmpScalarNode(mtn, assignedSnmpNode); if (snmpScalarNode != null) { assignedSnmpNode.ChildNodes.Add(snmpScalarNode); } } else if ((mtn.NodeType & MibTreeNodeType.Table) != 0) { SnmpTableNode snmpTableNode = GenerateSnmpTableNode(mtn, assignedSnmpNode); if (snmpTableNode != null) { assignedSnmpNode.ChildNodes.Add(snmpTableNode); } } } }
private static SnmpTableNode GenerateSnmpTableNode(MibTreeNode mibTreeNode, SnmpTreeNode parentNode) { SnmpTableNode result = new SnmpTableNode(parentNode); result.Name = mibTreeNode.Entity.Name; result.Oid = mibTreeNode.Entity.Value; // expect exactly one row entry if ((mibTreeNode.ChildNodes.Count != 1) || ((mibTreeNode.ChildNodes[0].NodeType & MibTreeNodeType.TableRow) == 0) || (mibTreeNode.ChildNodes[0].Entity.Value != 1)) { Console.WriteLine("Found table with unsupported properties! Table needs exactly one (fixed) TableRow with OID=1 ! (" + mibTreeNode.Entity.Name + ")"); return(null); } MibTreeNode rowNode = mibTreeNode.ChildNodes[0]; ObjectType rot = rowNode.Entity as ObjectType; if (rot != null) { if (!String.IsNullOrWhiteSpace(rot.Augments)) { result.AugmentedTableRow = rot.Augments; // the indices from another table shall be used because this table is only an extension of it rot = MibTypesResolver.ResolveDeclaration(rot.Module, rot.Augments) as ObjectType; } if (rot.Indices != null) { foreach (string index in rot.Indices) { ObjectType indexEntity = MibTypesResolver.ResolveDeclaration(rot.Module, index) as ObjectType; if (indexEntity == null) { Console.WriteLine(String.Format("Could not resolve index '{0}' for table '{1}'! Table omitted!", index, result.Name)); return(null); } result.IndexNodes.Add(GenerateSnmpScalarNode(indexEntity, parentNode, ignoreAccessibleFlag: true)); } } } if (result.IndexNodes.Count == 0) { // a table cannot be used without index Console.WriteLine("Found table without any index column ! (" + mibTreeNode.Entity.Name + ")"); return(null); } // add child nodes foreach (MibTreeNode cellNode in rowNode.ChildNodes) { SnmpScalarNode ssn = GenerateSnmpScalarNode(cellNode, parentNode); if (ssn != null) { result.CellNodes.Add(ssn); } } return(result); }