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