Line data    Source code

       1             : /*
       2             :  * Copyright (c) 2018 Juniper Networks, Inc. All rights reserved.
       3             :  * Copyright Contributors to the OpenSDN project
       4             :  */
       5             : 
       6             : #ifndef __AGENT_PKT_FLOW_ENTRY_INFO_H__
       7             : #define __AGENT_PKT_FLOW_ENTRY_INFO_H__
       8             : 
       9             : #include <pkt/flow_mgmt/flow_mgmt_tree.h>
      10             : 
      11             : ////////////////////////////////////////////////////////////////////////////
      12             : // Per flow information stored in flow-mgmt module. Holds a reference to
      13             : // flow so that flow active till flow-mgmt processing is done
      14             : ////////////////////////////////////////////////////////////////////////////
      15             : class FlowEntryInfo {
      16             : public:
      17         144 :     FlowEntryInfo(FlowEntry *flow) :
      18         144 :         flow_(flow), tree_(), count_(0), ingress_(false), local_flow_(false) {
      19         144 :     }
      20         288 :     virtual ~FlowEntryInfo() { assert(tree_.size() == 0); }
      21           0 :     const FlowMgmtKeyTree &tree() const { return tree_; }
      22             : 
      23             : private:
      24             :     friend class FlowMgmtManager;
      25             :     FlowEntryPtr flow_;
      26             :     FlowMgmtKeyTree tree_;
      27             :     uint32_t count_; // Number of times tree modified
      28             :     bool ingress_;
      29             :     bool local_flow_;
      30             :     DISALLOW_COPY_AND_ASSIGN(FlowEntryInfo);
      31             : };
      32             : 
      33             : #endif // __AGENT_PKT_FLOW_ENTRY_INFO_H__