project64/Source/Project64/Plugins/Plugin List.cpp

144 lines
3.8 KiB
C++

/****************************************************************************
* *
* Project 64 - A Nintendo 64 emulator. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2012 Project64. All rights reserved. *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* *
****************************************************************************/
#include "stdafx.h"
CPluginList::CPluginList(bool bAutoFill /* = true */) :
m_PluginDir(g_Settings->LoadString(Directory_Plugin),"")
{
if (bAutoFill)
{
LoadList();
}
}
CPluginList::~CPluginList()
{
}
int CPluginList::GetPluginCount() const
{
return m_PluginList.size();
}
const CPluginList::PLUGIN * CPluginList::GetPluginInfo ( int indx ) const
{
if (indx < 0 || indx >= (int)m_PluginList.size())
{
return NULL;
}
return &m_PluginList[indx];
}
bool CPluginList::LoadList()
{
WriteTrace(TraceDebug,__FUNCTION__ ": Start");
m_PluginList.clear();
AddPluginFromDir(m_PluginDir);
WriteTrace(TraceDebug,__FUNCTION__ ": Done");
return true;
}
void CPluginList::AddPluginFromDir ( CPath Dir)
{
Dir.SetNameExtension("*.*");
if (Dir.FindFirst(_A_SUBDIR))
{
do {
AddPluginFromDir(Dir);
} while (Dir.FindNext());
Dir.UpDirectory();
}
Dir.SetNameExtension("*.dll");
if (Dir.FindFirst())
{
HMODULE hLib = NULL;
do {
if (hLib)
{
FreeLibrary(hLib);
hLib = NULL;
}
UINT LastErrorMode = SetErrorMode( SEM_FAILCRITICALERRORS );
WriteTraceF(TraceDebug,__FUNCTION__ ": loading %s",(LPCSTR)Dir);
hLib = LoadLibrary(Dir);
SetErrorMode(LastErrorMode);
if (hLib == NULL)
{
continue;
}
void (__cdecl *GetDllInfo) ( PLUGIN_INFO * PluginInfo );
GetDllInfo = (void (__cdecl *)(PLUGIN_INFO *))GetProcAddress( hLib, "GetDllInfo" );
if (GetDllInfo == NULL)
{
continue;
}
PLUGIN Plugin = { 0 };
Plugin.Info.MemoryBswaped = true;
GetDllInfo(&Plugin.Info);
if (!ValidPluginVersion(Plugin.Info))
{
continue;
}
Plugin.FullPath = Dir;
Plugin.FileName = ((stdstr &)Dir).substr(((stdstr &)m_PluginDir).length());
if (GetProcAddress(hLib,"DllAbout") != NULL)
{
Plugin.AboutFunction = true;
}
m_PluginList.push_back(Plugin);
} while (Dir.FindNext());
if (hLib)
{
FreeLibrary(hLib);
hLib = NULL;
}
}
}
bool CPluginList::ValidPluginVersion ( PLUGIN_INFO & PluginInfo ) {
switch (PluginInfo.Type)
{
case PLUGIN_TYPE_RSP:
if (!PluginInfo.MemoryBswaped) { return false; }
if (PluginInfo.Version == 0x0001) { return true; }
if (PluginInfo.Version == 0x0100) { return true; }
if (PluginInfo.Version == 0x0101) { return true; }
if (PluginInfo.Version == 0x0102) { return true; }
break;
case PLUGIN_TYPE_GFX:
if (!PluginInfo.MemoryBswaped) { return false; }
if (PluginInfo.Version == 0x0102) { return true; }
if (PluginInfo.Version == 0x0103) { return true; }
if (PluginInfo.Version == 0x0104) { return true; }
break;
case PLUGIN_TYPE_AUDIO:
if (!PluginInfo.MemoryBswaped) { return false; }
if (PluginInfo.Version == 0x0101) { return true; }
if (PluginInfo.Version == 0x0102) { return true; }
break;
case PLUGIN_TYPE_CONTROLLER:
if (PluginInfo.Version == 0x0100) { return true; }
if (PluginInfo.Version == 0x0101) { return true; }
if (PluginInfo.Version == 0x0102) { return true; }
break;
}
return FALSE;
}