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