src/snmp/Request.cc

   1 /*
   2  * Copyright (C) 1996-2021 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(const int aRequestorId, const Ipc::RequestId 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 Ipc::TypedMsgHdr &msg)
  25 {
  26     msg.checkType(Ipc::mtSnmpRequest);
  27     msg.getPod(requestorId);
  28     msg.getPod(requestId);
  29     pdu.unpack(msg);
  30     session.unpack(msg);
  31     msg.getPod(address);
  32
  33     // Requests from strands have FDs. Requests from Coordinator do not.
  34     fd = msg.hasFd() ? msg.getFd() : -1;
  35 }
  36
  37 void
  38 Snmp::Request::pack(Ipc::TypedMsgHdr& msg) const
  39 {
  40     msg.setType(Ipc::mtSnmpRequest);
  41     msg.putPod(requestorId);
  42     msg.putPod(requestId);
  43     pdu.pack(msg);
  44     session.pack(msg);
  45     msg.putPod(address);
  46
  47     // Requests sent to Coordinator have FDs. Requests sent to strands do not.
  48     if (fd >= 0)
  49         msg.putFd(fd);
  50 }
  51
  52 Ipc::Request::Pointer
  53 Snmp::Request::clone() const
  54 {
  55     return new Request(*this);
  56 }
  57