Exemplo n.º 1
0
IExtension *CExtensionManager::LoadExternal(IExtensionInterface *pInterface,
											const char *filepath,
											const char *filename,
											char *error,
											size_t maxlength)
{
	IExtension *pAlready;
	if ((pAlready=FindExtensionByFile(filename)) != NULL)
	{
		return pAlready;
	}

	CExtension *pExt = new CRemoteExtension(pInterface, filename, filepath);

	if (!pExt->Load(error, maxlength) || !pExt->IsLoaded())
	{
		pExt->Unload();
		delete pExt;
		return NULL;
	}

	m_Libs.push_back(pExt);

	return pExt;
}
Exemplo n.º 2
0
IExtension *CExtensionManager::LoadExtension(const char *file, char *error, size_t maxlength)
{
	/* Remove platform extension if it's there. Compat hack. */
	const char *ext = libsys->GetFileExtension(file);
	if (strcmp(ext, PLATFORM_LIB_EXT) == 0)
	{
		char path2[PLATFORM_MAX_PATH];
		smcore.Format(path2, sizeof(path2), "%s", file);
		path2[strlen(file) - strlen(PLATFORM_LIB_EXT) - 1] = '\0';
		return LoadExtension(path2, error, maxlength);
	}

	IExtension *pAlready;
	if ((pAlready=FindExtensionByFile(file)) != NULL)
	{
		return pAlready;
	}

	CExtension *pExt = new CLocalExtension(file);

	if (!pExt->Load(error, maxlength) || !pExt->IsLoaded())
	{
		pExt->Unload();
		delete pExt;
		return NULL;
	}

	/* :TODO: do QueryRunning check if the map is loaded */

	m_Libs.push_back(pExt);

	return pExt;
}
Exemplo n.º 3
0
IExtension *CExtensionManager::LoadExtension(const char *file, char *error, size_t maxlength)
{
    IExtension *pAlready;
    if ((pAlready=FindExtensionByFile(file)) != NULL)
    {
        return pAlready;
    }

    CExtension *pExt = new CLocalExtension(file);

    if (!pExt->Load(error, maxlength) || !pExt->IsLoaded())
    {
        pExt->Unload();
        delete pExt;
        return NULL;
    }

    /* :TODO: do QueryRunning check if the map is loaded */

    m_Libs.push_back(pExt);

    return pExt;
}
Exemplo n.º 4
0
bool CExtensionManager::UnloadExtension(IExtension *_pExt)
{
	if (!_pExt)
	{
		return false;
	}

	CExtension *pExt = (CExtension *)_pExt;

	if (m_Libs.find(pExt) == m_Libs.end())
	{
		return false;
	}

	/* Tell it to unload */
	if (pExt->IsLoaded())
	{
		IExtensionInterface *pAPI = pExt->GetAPI();
		pAPI->OnExtensionUnload();
	}

	/* First remove us from internal lists */
	g_ShareSys.RemoveInterfaces(_pExt);
	m_Libs.remove(pExt);

	List<CExtension *> UnloadQueue;

	/* Handle dependencies */
	if (pExt->IsLoaded())
	{
		/* Unload any dependent plugins */
		List<CPlugin *>::iterator p_iter = pExt->m_Dependents.begin();
		while (p_iter != pExt->m_Dependents.end())
		{
			/* We have to manually unlink ourselves here, since we're no longer being managed */
			scripts->UnloadPlugin((*p_iter));
			p_iter = pExt->m_Dependents.erase(p_iter);
		}

		List<String>::iterator s_iter;
		for (s_iter = pExt->m_Libraries.begin();
			 s_iter != pExt->m_Libraries.end();
			 s_iter++)
		{
			scripts->OnLibraryAction((*s_iter).c_str(), LibraryAction_Removed);
		}

		/* Notify and/or unload all dependencies */
		List<CExtension *>::iterator c_iter;
		CExtension *pDep;
		IExtensionInterface *pAPI;
		for (c_iter = m_Libs.begin(); c_iter != m_Libs.end(); c_iter++)
		{
			pDep = (*c_iter);
			if ((pAPI=pDep->GetAPI()) == NULL)
			{
				continue;
			}
			if (pDep == pExt)
			{
				continue;
			}
			/* Now, get its dependency list */
			bool dropped = false;
			List<IfaceInfo>::iterator i_iter = pDep->m_Deps.begin();
			while (i_iter != pDep->m_Deps.end())
			{
				if ((*i_iter).owner == _pExt)
				{
					if (!pAPI->QueryInterfaceDrop((*i_iter).iface))
					{
						if (!dropped)
						{
							dropped = true;
							UnloadQueue.push_back(pDep);
						}
					}
					pAPI->NotifyInterfaceDrop((*i_iter).iface);
					i_iter = pDep->m_Deps.erase(i_iter);
				}
				else
				{
					i_iter++;
				}
			}
			/* Flush out any back references to this plugin */
			i_iter = pDep->m_ChildDeps.begin();
			while (i_iter != pDep->m_ChildDeps.end())
			{
				if ((*i_iter).owner == pExt)
				{
					i_iter = pDep->m_ChildDeps.erase(i_iter);
				}
				else
				{
					i_iter++;
				}
			}
		}

		/* Unbind our natives from Core */
		pExt->DropEverything();
	}

	IdentityToken_t *pIdentity;
	if ((pIdentity = pExt->GetIdentity()) != NULL)
	{
		SMGlobalClass *glob = SMGlobalClass::head;
		while (glob)
		{
			glob->OnSourceModIdentityDropped(pIdentity);
			glob = glob->m_pGlobalClassNext;
		}
	}

	pExt->Unload();
	delete pExt;

	List<CExtension *>::iterator iter;
	for (iter=UnloadQueue.begin(); iter!=UnloadQueue.end(); iter++)
	{
		/* NOTE: This is safe because the unload function backs out of anything not present */
		UnloadExtension((*iter));
	}

	return true;
}