src/snmp/Pdu.h

   1 /*
   2  * $Id$
   3  *
   4  * DEBUG: section 49    SNMP Interface
   5  *
   6  */
   7
   8 #ifndef SQUID_SNMPX_PDU_H
   9 #define SQUID_SNMPX_PDU_H
  10
  11 #include "ipc/forward.h"
  12 #include "Range.h"
  13 #include "snmp.h"
  14
  15 namespace Snmp
  16 {
  17
  18 /// snmp_pdu wrapper introduce the feature
  19 /// to aggregate variables and to pack/unpack message
  20 class Pdu: public snmp_pdu
  21 {
  22 public:
  23     Pdu();
  24     Pdu(const Pdu& pdu);
  25     Pdu& operator = (const Pdu& pdu);
  26     ~Pdu();
  27
  28     void aggregate(const Pdu& pdu);
  29     void fixAggregate();
  30     void pack(Ipc::TypedMsgHdr& msg) const; ///< prepare for sendmsg()
  31     void unpack(const Ipc::TypedMsgHdr& msg); ///< restore struct from the message
  32     int  varCount() const; ///< size of variables list
  33     void clear();  ///< clear all internal members
  34     void setVars(variable_list* vars); ///< perform assignment of variables list
  35     void clearVars(); ///< clear variables list
  36     Range<const oid*> getSystemOid() const;
  37     void setSystemOid(const Range<const oid*>& systemOid);
  38     void clearSystemOid();
  39
  40 private:
  41     void init(); ///< initialize members
  42     void assign(const Pdu& pdu); ///< perform full assignment
  43     unsigned int aggrCount;  ///< The number of other Pdus merged into
  44 };
  45
  46 } // namespace Snmp
  47
  48 #endif /* SQUID_SNMPX_PDU_H */