notifyqueue.h
资源名称:snmp_pp.rar [点击查看]
上传用户:ets1996
上传日期:2014-09-30
资源大小:353k
文件大小:7k
源码类别:
SNMP编程
开发平台:
Visual C++
- /*_############################################################################
- _##
- _## notifyqueue.h
- _##
- _## SNMP++v3.2.22
- _## -----------------------------------------------
- _## Copyright (c) 2001-2007 Jochen Katz, Frank Fock
- _##
- _## This software is based on SNMP++2.6 from Hewlett Packard:
- _##
- _## Copyright (c) 1996
- _## Hewlett-Packard Company
- _##
- _## ATTENTION: USE OF THIS SOFTWARE IS SUBJECT TO THE FOLLOWING TERMS.
- _## Permission to use, copy, modify, distribute and/or sell this software
- _## and/or its documentation is hereby granted without fee. User agrees
- _## to display the above copyright notice and this license notice in all
- _## copies of the software and any documentation of the software. User
- _## agrees to assume all liability for the use of the software;
- _## Hewlett-Packard and Jochen Katz make no representations about the
- _## suitability of this software for any purpose. It is provided
- _## "AS-IS" without warranty of any kind, either express or implied. User
- _## hereby grants a royalty-free license to any and all derivatives based
- _## upon this software code base.
- _##
- _## Stuttgart, Germany, Wed May 2 23:22:30 CEST 2007
- _##
- _##########################################################################*/
- /*===================================================================
- Copyright (c) 1999
- Hewlett-Packard Company
- ATTENTION: USE OF THIS SOFTWARE IS SUBJECT TO THE FOLLOWING TERMS.
- Permission to use, copy, modify, distribute and/or sell this software
- and/or its documentation is hereby granted without fee. User agrees
- to display the above copyright notice and this license notice in all
- copies of the software and any documentation of the software. User
- agrees to assume all liability for the use of the software; Hewlett-Packard
- makes no representations about the suitability of this software for any
- purpose. It is provided "AS-IS without warranty of any kind,either express
- or implied. User hereby grants a royalty-free license to any and all
- derivatives based upon this software code base.
- N O T I F Y Q U E U E. H
- CNotifyEventQueue CLASS DEFINITION
- COPYRIGHT HEWLETT PACKARD COMPANY 1999
- INFORMATION NETWORKS DIVISION
- NETWORK MANAGEMENT SECTION
- DESIGN + AUTHOR:
- Tom Murray
- LANGUAGE:
- ANSI C++
- DESCRIPTION:
- Queue for holding sessions waiting for notifiactions
- =====================================================================*/
- // $Id: notifyqueue.h 287 2007-03-22 22:37:09Z katz $
- #ifndef _NOTIFYQUEUE
- #define _NOTIFYQUEUE
- //----[ includes ]-----------------------------------------------------
- #include <sys/types.h> // NOTE: due to 10.10 bug, order is important
- // in that all routines must include types.h
- // and time.h in same order otherwise you
- // will get conflicting definitions of
- // "fd_set" resulting in link time errors.
- #ifndef WIN32
- #if !(defined CPU && CPU == PPC603)
- #include <sys/time.h> // time stuff and fd_set
- #endif
- #else
- #include <winsock.h>
- #endif
- //----[ snmp++ includes ]----------------------------------------------
- #include "snmp_pp/oid.h"
- #include "snmp_pp/target.h"
- #include "snmp_pp/eventlist.h"
- #ifdef SNMP_PP_NAMESPACE
- namespace Snmp_pp {
- #endif
- class Snmp; // instead of snmp_pp.h
- class msec;
- class EventListHolder;
- //----[ defines ]------------------------------------------------------
- //----[ CNotifyEvent class ]-------------------------------------------
- /*----------------------------------------------------------------*/
- /* CNotifyEvent */
- /* a description of a sessions waiting for async notifiactions. */
- /*----------------------------------------------------------------*/
- class DLLOPT CNotifyEvent
- {
- public:
- CNotifyEvent(Snmp* snmp,
- const OidCollection &trapids,
- const TargetCollection &targets,
- const AddressCollection &addresses);
- ~CNotifyEvent();
- Snmp * GetId() { return m_snmp; };
- int notify_filter(const Oid &trapid, SnmpTarget &target) const;
- int Callback(SnmpTarget &target, Pdu &pdu, SnmpSocket fd, int status);
- void get_filter(OidCollection &o, TargetCollection &t,
- AddressCollection &a)
- { o = *notify_ids; t = *notify_targets; a = *notify_addresses; };
- protected:
- Snmp *m_snmp;
- TargetCollection *notify_targets;
- OidCollection *notify_ids;
- AddressCollection *notify_addresses;
- };
- /*-----------------------------------------------------------*/
- /* CNotifyEventQueue */
- /* class describing a collection of outstanding SNMP msgs. */
- /*-----------------------------------------------------------*/
- class DLLOPT CNotifyEventQueue: public CEvents
- {
- public:
- CNotifyEventQueue(EventListHolder *holder, Snmp *session);
- ~CNotifyEventQueue();
- int AddEntry(Snmp * snmp,
- const OidCollection &trapids,
- const TargetCollection &targets,
- const AddressCollection &addresses);
- CNotifyEvent * GetEntry(Snmp * snmp);
- void DeleteEntry(Snmp * snmp);
- // find the next timeout
- int GetNextTimeout(msec &/*timeout*/) { return 1; }; // we have no timeouts
- // set up parameters for select
- void GetFdSets(int &maxfds, fd_set &readfds, fd_set &writefds,
- fd_set &exceptfds);
- // return number of outstanding messages
- int GetCount() { return m_msgCount; };
- int HandleEvents(const int maxfds,
- const fd_set &readfds,
- const fd_set &writefds,
- const fd_set &exceptfds);
- int DoRetries(const msec &/*sendtime*/) { return 0; }; // nothing to retry
- int Done() { return 0; }; // we are never done
- void set_listen_port(int port) { m_listen_port = port; };
- int get_listen_port() { return m_listen_port; };
- SnmpSocket get_notify_fd(const UdpAddress match_addr) const;
- SnmpSocket get_notify_fd(const int i = 0) const;
- protected:
- /*-----------------------------------------------------------*/
- /* CNotifyEventQueueElt */
- /* a container for a single item on a linked lists of */
- /* CNotifyEvents. */
- /*-----------------------------------------------------------*/
- class DLLOPT CNotifyEventQueueElt
- {
- public:
- CNotifyEventQueueElt(CNotifyEvent *notifyevent,
- CNotifyEventQueueElt *next,
- CNotifyEventQueueElt *previous);
- ~CNotifyEventQueueElt();
- CNotifyEventQueueElt *GetNext() { return m_Next; };
- CNotifyEvent *GetNotifyEvent() { return m_notifyevent; };
- CNotifyEvent *TestId(Snmp * snmp);
- private:
- CNotifyEvent *m_notifyevent;
- class CNotifyEventQueueElt *m_Next;
- class CNotifyEventQueueElt *m_previous;
- };
- CNotifyEventQueueElt m_head;
- int m_msgCount;
- SnmpSocket *m_notify_fds;
- int m_notify_fd_count;
- int m_listen_port;
- EventListHolder *my_holder;
- Snmp *m_snmpSession;
- AddressCollection m_notify_addrs;
- };
- #ifdef SNMP_PP_NAMESPACE
- } // end of namespace Snmp_pp
- #endif
- #endif // NOTIFYQUEUE