summaryrefslogtreecommitdiffstats
path: root/xbmc/DynamicDll.cpp
blob: 29538f99f17400efb30cff9f3fe46d2b5167c7a3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
/*
 *  Copyright (C) 2005-2018 Team Kodi
 *  This file is part of Kodi - https://kodi.tv
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 *  See LICENSES/README.md for more information.
 */

#include "DynamicDll.h"

#include "SectionLoader.h"
#include "utils/FileUtils.h"
#include "utils/log.h"

DllDynamic::DllDynamic()
{
  m_dll=NULL;
  m_DelayUnload=true;
}

DllDynamic::DllDynamic(const std::string& strDllName):
  m_strDllName(strDllName)
{
  m_dll=NULL;
  m_DelayUnload=true;
}

DllDynamic::~DllDynamic()
{
  Unload();
}

bool DllDynamic::Load()
{
  if (m_dll)
    return true;

  if (!(m_dll=CSectionLoader::LoadDLL(m_strDllName, m_DelayUnload, LoadSymbols())))
    return false;

  if (!ResolveExports())
  {
    CLog::Log(LOGERROR, "Unable to resolve exports from dll {}", m_strDllName);
    Unload();
    return false;
  }

  return true;
}

void DllDynamic::Unload()
{
  if(m_dll)
    CSectionLoader::UnloadDLL(m_strDllName);
  m_dll=NULL;
}

bool DllDynamic::CanLoad()
{
  return CFileUtils::Exists(m_strDllName);
}

bool DllDynamic::EnableDelayedUnload(bool bOnOff)
{
  if (m_dll)
    return false;

  m_DelayUnload=bOnOff;

  return true;
}

bool DllDynamic::SetFile(const std::string& strDllName)
{
  if (m_dll)
    return false;

  m_strDllName=strDllName;
  return true;
}