src/snmp/Request.cc

   1 /*
   2  * Copyright (C) 1996-2017 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 /* DEBUG: section 49    SNMP Interface */
  10
  11 #include "squid.h"
  12 #include "ipc/Messages.h"
  13 #include "ipc/TypedMsgHdr.h"
  14 #include "snmp/Request.h"
  15
  16 Snmp::Request::Request(int aRequestorId, unsigned int aRequestId,
  17                        const Pdu& aPdu, const Session& aSession,
  18                        int aFd, const Ip::Address& anAddress):
  19     Ipc::Request(aRequestorId, aRequestId),
  20     pdu(aPdu), session(aSession), fd(aFd), address(anAddress)
  21 {
  22 }
  23
  24 Snmp::Request::Request(const Request& request):
  25     Ipc::Request(request.requestorId, request.requestId),
  26     pdu(request.pdu), session(request.session),
  27     fd(request.fd), address(request.address)
  28 {
  29 }
  30
  31 Snmp::Request::Request(const Ipc::TypedMsgHdr& msg):
  32     Ipc::Request(0, 0)
  33 {
  34     msg.checkType(Ipc::mtSnmpRequest);
  35     msg.getPod(requestorId);
  36     msg.getPod(requestId);
  37     pdu.unpack(msg);
  38     session.unpack(msg);
  39     msg.getPod(address);
  40
  41     // Requests from strands have FDs. Requests from Coordinator do not.
  42     fd = msg.hasFd() ? msg.getFd() : -1;
  43 }
  44
  45 void
  46 Snmp::Request::pack(Ipc::TypedMsgHdr& msg) const
  47 {
  48     msg.setType(Ipc::mtSnmpRequest);
  49     msg.putPod(requestorId);
  50     msg.putPod(requestId);
  51     pdu.pack(msg);
  52     session.pack(msg);
  53     msg.putPod(address);
  54
  55     // Requests sent to Coordinator have FDs. Requests sent to strands do not.
  56     if (fd >= 0)
  57         msg.putFd(fd);
  58 }
  59
  60 Ipc::Request::Pointer
  61 Snmp::Request::clone() const
  62 {
  63     return new Request(*this);
  64 }
  65