lib/libUPnP/Neptune/Source/Core/NptAutomaticCleaner.cpp

   1 /*****************************************************************
   2 |
   3 |   Neptune - Automatic Cleaner
   4 |
   5 | Copyright (c) 2002-2008, Axiomatic Systems, LLC.
   6 | All rights reserved.
   7 |
   8 | Redistribution and use in source and binary forms, with or without
   9 | modification, are permitted provided that the following conditions are met:
  10 |     * Redistributions of source code must retain the above copyright
  11 |       notice, this list of conditions and the following disclaimer.
  12 |     * Redistributions in binary form must reproduce the above copyright
  13 |       notice, this list of conditions and the following disclaimer in the
  14 |       documentation and/or other materials provided with the distribution.
  15 |     * Neither the name of Axiomatic Systems nor the
  16 |       names of its contributors may be used to endorse or promote products
  17 |       derived from this software without specific prior written permission.
  18 |
  19 | THIS SOFTWARE IS PROVIDED BY AXIOMATIC SYSTEMS ''AS IS'' AND ANY
  20 | EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  21 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  22 | DISCLAIMED. IN NO EVENT SHALL AXIOMATIC SYSTEMS BE LIABLE FOR ANY
  23 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  24 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  25 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  26 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  28 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29 |
  30 ****************************************************************/
  31
  32 /*----------------------------------------------------------------------
  33 |   includes
  34 +---------------------------------------------------------------------*/
  35 #include "NptAutomaticCleaner.h"
  36 #include "NptThreads.h"
  37
  38 /*----------------------------------------------------------------------
  39 |   NPT_AutomaticCleaner::NPT_AutomaticCleaner
  40 +---------------------------------------------------------------------*/
  41 NPT_AutomaticCleaner::NPT_AutomaticCleaner() :
  42     m_TlsContext(NULL),
  43     m_HttpConnectionManager(NULL)
  44 {
  45 }
  46
  47 /*----------------------------------------------------------------------
  48 |   NPT_AutomaticCleaner::~NPT_AutomaticCleaner
  49 +---------------------------------------------------------------------*/
  50 NPT_AutomaticCleaner::~NPT_AutomaticCleaner()
  51 {
  52     // When using TLS, the order to destroy singletons is important as
  53     // connections may still need the TLS context up until they're
  54     // cleaned up
  55     delete m_HttpConnectionManager;
  56     delete m_TlsContext;
  57
  58     // Finally we can destroy the rest such as the NPT_HttpClient::ConnectionCanceller
  59     m_Singletons.Apply(NPT_ObjectDeleter<Singleton>());
  60 }
  61
  62 /*----------------------------------------------------------------------
  63 |   NPT_AutomaticCleaner::GetInstance
  64 +---------------------------------------------------------------------*/
  65 NPT_AutomaticCleaner*
  66 NPT_AutomaticCleaner::GetInstance()
  67 {
  68     return &Instance;
  69 }
  70 NPT_AutomaticCleaner NPT_AutomaticCleaner::Instance;
  71
  72 /*----------------------------------------------------------------------
  73 |   NPT_AutomaticCleaner::RegisterTlsContext
  74 +---------------------------------------------------------------------*/
  75 NPT_Result
  76 NPT_AutomaticCleaner::RegisterTlsContext(Singleton* singleton)
  77 {
  78     m_TlsContext = singleton;
  79     return NPT_SUCCESS;
  80 }
  81
  82 /*----------------------------------------------------------------------
  83 |   NPT_AutomaticCleaner::RegisterHttpConnectionManager
  84 +---------------------------------------------------------------------*/
  85 NPT_Result
  86 NPT_AutomaticCleaner::RegisterHttpConnectionManager(Singleton* singleton)
  87 {
  88     m_HttpConnectionManager = singleton;
  89     return NPT_SUCCESS;
  90 }
  91
  92 /*----------------------------------------------------------------------
  93 |   NPT_AutomaticCleaner::Register
  94 +---------------------------------------------------------------------*/
  95 NPT_Result
  96 NPT_AutomaticCleaner::Register(Singleton *singleton)
  97 {
  98     // Prevent double insertion
  99     m_Singletons.Remove(singleton);
 100     return m_Singletons.Insert(m_Singletons.GetFirstItem(), singleton);
 101 }