diff -r 7602d7fb60d9 -r 026da5437111 core/systems/ExtensionSys.cpp
--- a/core/systems/ExtensionSys.cpp Fri Jul 11 06:51:21 2008 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,1205 +0,0 @@
-/**
- * vim: set ts=4 :
- * =============================================================================
- * SourceMod
- * Copyright (C) 2004-2008 AlliedModders LLC. All rights reserved.
- * =============================================================================
- *
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License, version 3.0, as published by the
- * Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
- * details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see .
- *
- * As a special exception, AlliedModders LLC gives you permission to link the
- * code of this program (as well as its derivative works) to "Half-Life 2," the
- * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
- * by the Valve Corporation. You must obey the GNU General Public License in
- * all respects for all other code used. Additionally, AlliedModders LLC grants
- * this exception to all derivative works. AlliedModders LLC defines further
- * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
- * or .
- *
- * Version: $Id$
- */
-
-#include
-#include "ExtensionSys.h"
-#include "LibrarySys.h"
-#include "ShareSys.h"
-#include "Logger.h"
-#include "sourcemm_api.h"
-#include "sm_srvcmds.h"
-#include "sm_stringutil.h"
-
-CExtensionManager g_Extensions;
-IdentityType_t g_ExtType;
-
-void CExtension::Initialize(const char *filename, const char *path)
-{
- m_pAPI = NULL;
- m_pIdentToken = NULL;
- unload_code = 0;
- m_bFullyLoaded = false;
- m_File.assign(filename);
- m_Path.assign(path);
-}
-
-CRemoteExtension::CRemoteExtension(IExtensionInterface *pAPI, const char *filename, const char *path)
-{
- Initialize(filename, path);
- m_pAPI = pAPI;
-}
-
-CLocalExtension::CLocalExtension(const char *filename)
-{
- m_PlId = 0;
- m_pLib = NULL;
-
- char path[PLATFORM_MAX_PATH];
-
- /* First see if there is an engine specific build! */
- g_SourceMod.BuildPath(Path_SM,
- path,
- PLATFORM_MAX_PATH,
-#if defined METAMOD_PLAPI_VERSION
-#if defined ORANGEBOX_BUILD
- "extensions/auto.2.ep2/%s",
-#else
- "extensions/auto.2.ep1/%s",
-#endif //ORANGEBOX_BUILD
-#else //METAMOD_PLAPI_VERSION
- "extensions/auto.1.ep1/%s",
-#endif //METAMOD_PLAPI_VERSION
- filename);
-
- /* Try the "normal" version */
- if (!g_LibSys.IsPathFile(path))
- {
- g_SourceMod.BuildPath(Path_SM, path, PLATFORM_MAX_PATH, "extensions/%s", filename);
- }
-
- Initialize(filename, path);
-}
-
-bool CRemoteExtension::Load(char *error, size_t maxlength)
-{
- if (!PerformAPICheck(error, maxlength))
- {
- m_pAPI = NULL;
- return false;
- }
-
- if (!CExtension::Load(error, maxlength))
- {
- m_pAPI = NULL;
- return false;
- }
-
- return true;
-}
-
-bool CLocalExtension::Load(char *error, size_t maxlength)
-{
- m_pLib = g_LibSys.OpenLibrary(m_Path.c_str(), error, maxlength);
-
- if (m_pLib == NULL)
- {
- return false;
- }
-
- typedef IExtensionInterface *(*GETAPI)();
- GETAPI pfnGetAPI = NULL;
-
- if ((pfnGetAPI=(GETAPI)m_pLib->GetSymbolAddress("GetSMExtAPI")) == NULL)
- {
- m_pLib->CloseLibrary();
- m_pLib = NULL;
- snprintf(error, maxlength, "Unable to find extension entry point");
- return false;
- }
-
- m_pAPI = pfnGetAPI();
-
- /* Check pointer and version */
- if (!PerformAPICheck(error, maxlength))
- {
- m_pLib->CloseLibrary();
- m_pLib = NULL;
- m_pAPI = NULL;
- return false;
- }
-
- /* Load as MM:S */
- if (m_pAPI->IsMetamodExtension())
- {
- bool already;
- m_PlId = g_pMMPlugins->Load(m_Path.c_str(), g_PLID, already, error, maxlength);
- }
-
- if (!CExtension::Load(error, maxlength))
- {
- if (m_pAPI->IsMetamodExtension())
- {
- if (m_PlId)
- {
- char dummy[255];
- g_pMMPlugins->Unload(m_PlId, true, dummy, sizeof(dummy));
- m_PlId = 0;
- }
- }
- m_pLib->CloseLibrary();
- m_pLib = NULL;
- m_pAPI = NULL;
- return false;
- }
-
- return true;
-}
-
-void CRemoteExtension::Unload()
-{
-}
-
-void CLocalExtension::Unload()
-{
- if (m_pAPI != NULL && m_PlId)
- {
- char temp_buffer[255];
- g_pMMPlugins->Unload(m_PlId, true, temp_buffer, sizeof(temp_buffer));
- m_PlId = 0;
- }
-
- if (m_pLib != NULL)
- {
- m_pLib->CloseLibrary();
- m_pLib = NULL;
- }
-}
-
-bool CRemoteExtension::IsExternal()
-{
- return true;
-}
-
-bool CLocalExtension::IsExternal()
-{
- return false;
-}
-
-CExtension::~CExtension()
-{
- DestroyIdentity();
-}
-
-bool CExtension::PerformAPICheck(char *error, size_t maxlength)
-{
- if (!m_pAPI)
- {
- snprintf(error, maxlength, "No IExtensionInterface instance provided");
- return false;
- }
-
- if (m_pAPI->GetExtensionVersion() > SMINTERFACE_EXTENSIONAPI_VERSION)
- {
- snprintf(error, maxlength, "Extension version is too new to load (%d, max is %d)", m_pAPI->GetExtensionVersion(), SMINTERFACE_EXTENSIONAPI_VERSION);
- return false;
- }
-
- return true;
-}
-
-bool CExtension::Load(char *error, size_t maxlength)
-{
- CreateIdentity();
- if (!m_pAPI->OnExtensionLoad(this, &g_ShareSys, error, maxlength, !g_SourceMod.IsMapLoading()))
- {
- DestroyIdentity();
- return false;
- }
- else
- {
- /* Check if we're past load time */
- if (!g_SourceMod.IsMapLoading())
- {
- m_pAPI->OnExtensionsAllLoaded();
- }
- }
-
- return true;
-}
-
-void CExtension::CreateIdentity()
-{
- if (m_pIdentToken != NULL)
- {
- return;
- }
-
- m_pIdentToken = g_ShareSys.CreateIdentity(g_ExtType, this);
-}
-
-void CExtension::DestroyIdentity()
-{
- if (m_pIdentToken == NULL)
- {
- return;
- }
-
- g_ShareSys.DestroyIdentity(m_pIdentToken);
- m_pIdentToken = NULL;
-}
-
-void CExtension::MarkAllLoaded()
-{
- assert(m_bFullyLoaded == false);
- if (!m_bFullyLoaded)
- {
- m_bFullyLoaded = true;
- m_pAPI->OnExtensionsAllLoaded();
- }
-}
-
-void CExtension::AddPlugin(CPlugin *pPlugin)
-{
- /* Unfortunately we have to do this :( */
- if (m_Dependents.find(pPlugin) != m_Dependents.end())
- {
- m_Dependents.push_back(pPlugin);
- }
-}
-
-void CExtension::SetError(const char *error)
-{
- m_Error.assign(error);
-}
-
-IExtensionInterface *CExtension::GetAPI()
-{
- return m_pAPI;
-}
-
-const char *CExtension::GetFilename()
-{
- return m_File.c_str();
-}
-
-IdentityToken_t *CExtension::GetIdentity()
-{
- return m_pIdentToken;
-}
-
-bool CRemoteExtension::IsLoaded()
-{
- return (m_pAPI != NULL);
-}
-
-bool CLocalExtension::IsLoaded()
-{
- return (m_pLib != NULL);
-}
-
-void CExtension::AddDependency(const IfaceInfo *pInfo)
-{
- if (m_Deps.find(*pInfo) == m_Deps.end())
- {
- m_Deps.push_back(*pInfo);
- }
-}
-
-bool operator ==(const IfaceInfo &i1, const IfaceInfo &i2)
-{
- return (i1.iface == i2.iface) && (i1.owner == i2.owner);
-}
-
-void CExtension::AddChildDependent(CExtension *pOther, SMInterface *iface)
-{
- IfaceInfo info;
- info.iface = iface;
- info.owner = pOther;
-
- List::iterator iter;
- for (iter = m_ChildDeps.begin();
- iter != m_ChildDeps.end();
- iter++)
- {
- IfaceInfo &other = (*iter);
- if (other == info)
- {
- return;
- }
- }
-
- m_ChildDeps.push_back(info);
-}
-
-ITERATOR *CExtension::FindFirstDependency(IExtension **pOwner, SMInterface **pInterface)
-{
- List::iterator iter = m_Deps.begin();
-
- if (iter == m_Deps.end())
- {
- return NULL;
- }
-
- if (pOwner)
- {
- *pOwner = (*iter).owner;
- }
- if (pInterface)
- {
- *pInterface = (*iter).iface;
- }
-
- List::iterator *pIter = new List::iterator(iter);
-
- return (ITERATOR *)pIter;
-}
-
-bool CExtension::FindNextDependency(ITERATOR *iter, IExtension **pOwner, SMInterface **pInterface)
-{
- List::iterator *pIter = (List::iterator *)iter;
- List::iterator _iter;
-
- if (_iter == m_Deps.end())
- {
- return false;
- }
-
- _iter++;
-
- if (pOwner)
- {
- *pOwner = (*_iter).owner;
- }
- if (pInterface)
- {
- *pInterface = (*_iter).iface;
- }
-
- *pIter = _iter;
-
- if (_iter == m_Deps.end())
- {
- return false;
- }
-
- return true;
-}
-
-void CExtension::FreeDependencyIterator(ITERATOR *iter)
-{
- List::iterator *pIter = (List::iterator *)iter;
-
- delete pIter;
-}
-
-void CExtension::AddInterface(SMInterface *pInterface)
-{
- m_Interfaces.push_back(pInterface);
-}
-
-bool CExtension::IsRunning(char *error, size_t maxlength)
-{
- if (!IsLoaded())
- {
- if (error)
- {
- snprintf(error, maxlength, "%s", m_Error.c_str());
- }
- return false;
- }
-
- return m_pAPI->QueryRunning(error, maxlength);
-}
-
-void CExtension::AddLibrary(const char *library)
-{
- m_Libraries.push_back(library);
-}
-
-/*********************
- * EXTENSION MANAGER *
- *********************/
-
-void CExtensionManager::OnSourceModAllInitialized()
-{
- g_ExtType = g_ShareSys.CreateIdentType("EXTENSION");
- g_PluginSys.AddPluginsListener(this);
- g_RootMenu.AddRootConsoleCommand("exts", "Manage extensions", this);
- g_ShareSys.AddInterface(NULL, this);
-}
-
-void CExtensionManager::OnSourceModShutdown()
-{
- g_RootMenu.RemoveRootConsoleCommand("exts", this);
- g_ShareSys.DestroyIdentType(g_ExtType);
-}
-
-void CExtensionManager::Shutdown()
-{
- List::iterator iter;
-
- while ((iter = m_Libs.begin()) != m_Libs.end())
- {
- UnloadExtension((*iter));
- }
-}
-
-void CExtensionManager::TryAutoload()
-{
- char path[PLATFORM_MAX_PATH];
-
- g_SourceMod.BuildPath(Path_SM, path, sizeof(path), "extensions");
-
- IDirectory *pDir = g_LibSys.OpenDirectory(path);
- if (!pDir)
- {
- return;
- }
-
- const char *lfile;
- size_t len;
- while (pDir->MoreFiles())
- {
- if (pDir->IsEntryDirectory())
- {
- pDir->NextEntry();
- continue;
- }
-
- lfile = pDir->GetEntryName();
- len = strlen(lfile);
- if (len <= 9) /* size of ".autoload" */
- {
- pDir->NextEntry();
- continue;
- }
-
- if (strcmp(&lfile[len - 9], ".autoload") != 0)
- {
- pDir->NextEntry();
- continue;
- }
-
- char file[PLATFORM_MAX_PATH];
- len = UTIL_Format(file, sizeof(file), "%s", lfile);
- strcpy(&file[len - 9], ".ext." PLATFORM_LIB_EXT);
-
- LoadAutoExtension(file);
-
- pDir->NextEntry();
- }
-}
-
-IExtension *CExtensionManager::LoadAutoExtension(const char *path)
-{
- if (!strstr(path, "." PLATFORM_LIB_EXT))
- {
- char newpath[PLATFORM_MAX_PATH];
- g_LibSys.PathFormat(newpath, sizeof(newpath), "%s.%s", path, PLATFORM_LIB_EXT);
- return LoadAutoExtension(newpath);
- }
-
- IExtension *pAlready;
- if ((pAlready=FindExtensionByFile(path)) != NULL)
- {
- return pAlready;
- }
-
- char error[256];
- CExtension *p = new CLocalExtension(path);
-
- /* We put us in the list beforehand so extensions that check for each other
- * won't recursively load each other.
- */
- m_Libs.push_back(p);
-
- if (!p->Load(error, sizeof(error)) || !p->IsLoaded())
- {
- g_Logger.LogError("[SM] Unable to load extension \"%s\": %s", path, error);
- p->SetError(error);
- }
-
- return p;
-}
-
-IExtension *CExtensionManager::FindExtensionByFile(const char *file)
-{
- List::iterator iter;
- CExtension *pExt;
-
- /* Chomp off the path */
- char lookup[PLATFORM_MAX_PATH];
- g_LibSys.GetFileFromPath(lookup, sizeof(lookup), file);
-
- for (iter=m_Libs.begin(); iter!=m_Libs.end(); iter++)
- {
- pExt = (*iter);
- char short_file[PLATFORM_MAX_PATH];
- g_LibSys.GetFileFromPath(short_file, sizeof(short_file), pExt->GetFilename());
- if (strcmp(lookup, short_file) == 0)
- {
- return pExt;
- }
- }
-
- /* If we got no results, test if there was a platform extension.
- * If not, add one.
- */
- if (!strstr(file, "." PLATFORM_LIB_EXT))
- {
- char path[PLATFORM_MAX_PATH];
- UTIL_Format(path, sizeof(path), "%s.%s", file, PLATFORM_LIB_EXT);
- return FindExtensionByFile(path);
- }
-
- return NULL;
-}
-
-IExtension *CExtensionManager::FindExtensionByName(const char *ext)
-{
- List::iterator iter;
- CExtension *pExt;
- IExtensionInterface *pAPI;
- const char *name;
-
- for (iter=m_Libs.begin(); iter!=m_Libs.end(); iter++)
- {
- pExt = (*iter);
- if (!pExt->IsLoaded())
- {
- continue;
- }
- if ((pAPI = pExt->GetAPI()) == NULL)
- {
- continue;
- }
- name = pAPI->GetExtensionName();
- if (!name)
- {
- continue;
- }
- if (strcmp(name, ext) == 0)
- {
- return pExt;
- }
- }
-
- return NULL;
-}
-
-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;
-}
-
-void CExtensionManager::BindDependency(IExtension *pRequester, IfaceInfo *pInfo)
-{
- CExtension *pExt = (CExtension *)pRequester;
- CExtension *pOwner = (CExtension *)pInfo->owner;
-
- pExt->AddDependency(pInfo);
-
- IExtensionInterface *pAPI = pExt->GetAPI();
- if (pAPI && !pAPI->QueryInterfaceDrop(pInfo->iface))
- {
- pOwner->AddChildDependent(pExt, pInfo->iface);
- }
-}
-
-void CExtensionManager::AddRawDependency(IExtension *ext, IdentityToken_t *other, void *iface)
-{
- CExtension *pExt = (CExtension *)ext;
- CExtension *pOwner = GetExtensionFromIdent(other);
-
- IfaceInfo info;
-
- info.iface = (SMInterface *)iface;
- info.owner = pOwner;
-
- pExt->AddDependency(&info);
- pOwner->AddChildDependent(pExt, (SMInterface *)iface);
-}
-
-void CExtensionManager::AddInterface(IExtension *pOwner, SMInterface *pInterface)
-{
- CExtension *pExt = (CExtension *)pOwner;
-
- pExt->AddInterface(pInterface);
-}
-
-void CExtensionManager::BindChildPlugin( IExtension *pParent, CPlugin *pPlugin )
-{
- CExtension *pExt = (CExtension *)pParent;
-
- pExt->AddPlugin(pPlugin);
-}
-
-void CExtensionManager::OnPluginDestroyed(IPlugin *plugin)
-{
- List::iterator iter;
-
- for (iter=m_Libs.begin(); iter!=m_Libs.end(); iter++)
- {
- (*iter)->DropRefsTo((CPlugin *)plugin);
- }
-}
-
-CExtension *CExtensionManager::FindByOrder(unsigned int num)
-{
- if (num < 1 || num > m_Libs.size())
- {
- return NULL;
- }
-
- List::iterator iter = m_Libs.begin();
-
- while (iter != m_Libs.end())
- {
- if (--num == 0)
- {
- return (*iter);
- }
- iter++;
- }
-
- return NULL;
-}
-
-bool CExtensionManager::UnloadExtension(IExtension *_pExt)
-{
- if (!_pExt)
- {
- return false;
- }
-
- CExtension *pExt = (CExtension *)_pExt;
-
- if (m_Libs.find(pExt) == m_Libs.end())
- {
- return false;
- }
-
- /* First remove us from internal lists */
- g_ShareSys.RemoveInterfaces(_pExt);
- m_Libs.remove(pExt);
-
- List UnloadQueue;
-
- /* Handle dependencies */
- if (pExt->IsLoaded())
- {
- /* Unload any dependent plugins */
- List::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 */
- g_PluginSys.UnloadPlugin((*p_iter));
- p_iter = pExt->m_Dependents.erase(p_iter);
- }
-
- List::iterator s_iter;
- for (s_iter = pExt->m_Libraries.begin();
- s_iter != pExt->m_Libraries.end();
- s_iter++)
- {
- g_PluginSys.OnLibraryAction((*s_iter).c_str(), false, true);
- }
-
- /* Notify and/or unload all dependencies */
- List::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::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();
-
- /* Tell it to unload */
- pAPI = pExt->GetAPI();
- pAPI->OnExtensionUnload();
- }
-
- 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::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;
-}
-
-void CExtensionManager::MarkAllLoaded()
-{
- List::iterator iter;
- CExtension *pExt;
-
- for (iter=m_Libs.begin(); iter!=m_Libs.end(); iter++)
- {
- pExt = (*iter);
- if (!pExt->IsLoaded())
- {
- continue;
- }
- if (pExt->m_bFullyLoaded)
- {
- continue;
- }
- pExt->MarkAllLoaded();
- }
-}
-
-void CExtensionManager::AddDependency(IExtension *pSource, const char *file, bool required, bool autoload)
-{
- /* This function doesn't really need to do anything now. We make sure the
- * other extension is loaded, but handling of dependencies is really done
- * by the interface fetcher.
- */
- if (required || autoload)
- {
- LoadAutoExtension(file);
- }
-}
-
-void CExtensionManager::OnRootConsoleCommand(const char *cmdname, const CCommand &command)
-{
- int argcount = command.ArgC();
- if (argcount >= 3)
- {
- const char *cmd = command.Arg(2);
- if (strcmp(cmd, "list") == 0)
- {
- List::iterator iter;
- CExtension *pExt;
- unsigned int num = 1;
- switch (m_Libs.size())
- {
- case 1:
- {
- g_RootMenu.ConsolePrint("[SM] Displaying 1 extension:");
- break;
- }
- case 0:
- {
- g_RootMenu.ConsolePrint("[SM] No extensions are loaded.");
- break;
- }
- default:
- {
- g_RootMenu.ConsolePrint("[SM] Displaying %d extensions:", m_Libs.size());
- break;
- }
- }
- for (iter=m_Libs.begin(); iter!=m_Libs.end(); iter++,num++)
- {
- pExt = (*iter);
- if (pExt->IsLoaded())
- {
- char error[255];
- if (!pExt->IsRunning(error, sizeof(error)))
- {
- g_RootMenu.ConsolePrint("[%02d] file \"%s\": %s", num, pExt->GetFilename(), error);
- }
- else
- {
- IExtensionInterface *pAPI = pExt->GetAPI();
- const char *name = pAPI->GetExtensionName();
- const char *version = pAPI->GetExtensionVerString();
- const char *descr = pAPI->GetExtensionDescription();
- g_RootMenu.ConsolePrint("[%02d] %s (%s): %s", num, name, version, descr);
- }
- } else {
- g_RootMenu.ConsolePrint("[%02d] file \"%s\": %s", num, pExt->GetFilename(), pExt->m_Error.c_str());
- }
- }
- return;
- }
- else if (strcmp(cmd, "info") == 0)
- {
- if (argcount < 4)
- {
- g_RootMenu.ConsolePrint("[SM] Usage: sm info <#>");
- return;
- }
-
- const char *sId = command.Arg(3);
- unsigned int id = atoi(sId);
- if (id <= 0)
- {
- g_RootMenu.ConsolePrint("[SM] Usage: sm info <#>");
- return;
- }
-
- if (m_Libs.size() == 0)
- {
- g_RootMenu.ConsolePrint("[SM] No extensions are loaded.");
- return;
- }
-
- if (id > m_Libs.size())
- {
- g_RootMenu.ConsolePrint("[SM] No extension was found with id %d.", id);
- return;
- }
-
- List::iterator iter = m_Libs.begin();
- CExtension *pExt = NULL;
- while (iter != m_Libs.end())
- {
- if (--id == 0)
- {
- pExt = (*iter);
- break;
- }
- iter++;
- }
- /* This should never happen */
- if (!pExt)
- {
- g_RootMenu.ConsolePrint("[SM] No extension was found with id %d.", id);
- return;
- }
-
- if (!pExt->IsLoaded())
- {
- g_RootMenu.ConsolePrint(" File: %s", pExt->GetFilename());
- g_RootMenu.ConsolePrint(" Loaded: No (%s)", pExt->m_Error.c_str());
- }
- else
- {
- char error[255];
- if (!pExt->IsRunning(error, sizeof(error)))
- {
- g_RootMenu.ConsolePrint(" File: %s", pExt->GetFilename());
- g_RootMenu.ConsolePrint(" Loaded: Yes");
- g_RootMenu.ConsolePrint(" Running: No (%s)", error);
- }
- else
- {
- IExtensionInterface *pAPI = pExt->GetAPI();
- g_RootMenu.ConsolePrint(" File: %s", pExt->GetFilename());
- g_RootMenu.ConsolePrint(" Loaded: Yes (version %s)", pAPI->GetExtensionVerString());
- g_RootMenu.ConsolePrint(" Name: %s (%s)", pAPI->GetExtensionName(), pAPI->GetExtensionDescription());
- g_RootMenu.ConsolePrint(" Author: %s (%s)", pAPI->GetExtensionAuthor(), pAPI->GetExtensionURL());
- g_RootMenu.ConsolePrint(" Binary info: API version %d (compiled %s)", pAPI->GetExtensionVersion(), pAPI->GetExtensionDateString());
-
- if (pExt->IsExternal())
- {
- g_RootMenu.ConsolePrint(" Method: Loaded by Metamod:Source, attached to SourceMod");
- }
- else if (pAPI->IsMetamodExtension())
- {
- g_RootMenu.ConsolePrint(" Method: Loaded by SourceMod, attached to Metamod:Source");
- }
- else
- {
- g_RootMenu.ConsolePrint(" Method: Loaded by SourceMod");
- }
- }
- }
- return;
- }
- else if (strcmp(cmd, "unload") == 0)
- {
- if (argcount < 4)
- {
- g_RootMenu.ConsolePrint("[SM] Usage: sm unload <#> [code]");
- return;
- }
-
- const char *arg = command.Arg(3);
- unsigned int num = atoi(arg);
- CExtension *pExt = FindByOrder(num);
-
- if (!pExt)
- {
- g_RootMenu.ConsolePrint("[SM] Extension number %d was not found.", num);
- return;
- }
-
- if (argcount > 4 && pExt->unload_code)
- {
- const char *unload = command.Arg(4);
- if (pExt->unload_code == (unsigned)atoi(unload))
- {
- char filename[PLATFORM_MAX_PATH];
- snprintf(filename, PLATFORM_MAX_PATH, "%s", pExt->GetFilename());
- UnloadExtension(pExt);
- g_RootMenu.ConsolePrint("[SM] Extension %s is now unloaded.", filename);
- }
- else
- {
- g_RootMenu.ConsolePrint("[SM] Please try again, the correct unload code is \"%d\"", pExt->unload_code);
- }
- return;
- }
-
- if (!pExt->IsLoaded()
- || (!pExt->m_ChildDeps.size() && !pExt->m_Dependents.size()))
- {
- char filename[PLATFORM_MAX_PATH];
- snprintf(filename, PLATFORM_MAX_PATH, "%s", pExt->GetFilename());
- UnloadExtension(pExt);
- g_RootMenu.ConsolePrint("[SM] Extension %s is now unloaded.", filename);
- return;
- }
- else
- {
- List plugins;
- if (pExt->m_ChildDeps.size())
- {
- g_RootMenu.ConsolePrint("[SM] Unloading %s will unload the following extensions: ", pExt->GetFilename());
- List::iterator iter;
- CExtension *pOther;
- /* Get list of all extensions */
- for (iter=m_Libs.begin(); iter!=m_Libs.end(); iter++)
- {
- List::iterator i_iter;
- pOther = (*iter);
- if (!pOther->IsLoaded() || pOther == pExt)
- {
- continue;
- }
- /* Get their dependencies */
- for (i_iter=pOther->m_Deps.begin();
- i_iter!=pOther->m_Deps.end();
- i_iter++)
- {
- /* Is this dependency to us? */
- if ((*i_iter).owner != pExt)
- {
- continue;
- }
- /* Will our dependent care? */
- if (!pExt->GetAPI()->QueryInterfaceDrop((*i_iter).iface))
- {
- g_RootMenu.ConsolePrint(" -> %s", pExt->GetFilename());
- /* Add to plugin unload list */
- List::iterator p_iter;
- for (p_iter=pOther->m_Dependents.begin();
- p_iter!=pOther->m_Dependents.end();
- p_iter++)
- {
- if (plugins.find((*p_iter)) == plugins.end())
- {
- plugins.push_back((*p_iter));
- }
- }
- }
- }
- }
- }
- if (pExt->m_Dependents.size())
- {
- g_RootMenu.ConsolePrint("[SM] Unloading %s will unload the following plugins: ", pExt->GetFilename());
- List::iterator iter;
- CPlugin *pPlugin;
- for (iter = pExt->m_Dependents.begin(); iter != pExt->m_Dependents.end(); iter++)
- {
- pPlugin = (*iter);
- if (plugins.find(pPlugin) == plugins.end())
- {
- plugins.push_back(pPlugin);
- }
- }
- for (iter = plugins.begin(); iter != plugins.end(); iter++)
- {
- pPlugin = (*iter);
- g_RootMenu.ConsolePrint(" -> %s", pPlugin->GetFilename());
- }
- }
- srand(static_cast(time(NULL)));
- pExt->unload_code = (rand() % 877) + 123; //123 to 999
- g_RootMenu.ConsolePrint("[SM] To verify unloading %s, please use the following: ", pExt->GetFilename());
- g_RootMenu.ConsolePrint("[SM] sm exts unload %d %d", num, pExt->unload_code);
-
- return;
- }
- }
- }
-
- g_RootMenu.ConsolePrint("SourceMod Extensions Menu:");
- g_RootMenu.DrawGenericOption("info", "Extra extension information");
- g_RootMenu.DrawGenericOption("list", "List extensions");
- g_RootMenu.DrawGenericOption("unload", "Unload an extension");
-}
-
-CExtension *CExtensionManager::GetExtensionFromIdent(IdentityToken_t *ptr)
-{
- if (ptr->type == g_ExtType)
- {
- return (CExtension *)(ptr->ptr);
- }
-
- return NULL;
-}
-
-CExtensionManager::CExtensionManager()
-{
-}
-
-CExtensionManager::~CExtensionManager()
-{
-}
-
-void CExtensionManager::AddLibrary(IExtension *pSource, const char *library)
-{
- CExtension *pExt = (CExtension *)pSource;
- pExt->AddLibrary(library);
- g_PluginSys.OnLibraryAction(library, false, false);
-}
-
-bool CExtensionManager::LibraryExists(const char *library)
-{
- CExtension *pExt;
-
- for (List::iterator iter = m_Libs.begin();
- iter != m_Libs.end();
- iter++)
- {
- pExt = (*iter);
- for (List::iterator s_iter = pExt->m_Libraries.begin();
- s_iter != pExt->m_Libraries.end();
- s_iter++)
- {
- if ((*s_iter).compare(library) == 0)
- {
- return true;
- }
- }
- }
-
- return false;
-}
-
-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;
-}
-
-void CExtensionManager::CallOnCoreMapStart(edict_t *pEdictList, int edictCount, int clientMax)
-{
- IExtensionInterface *pAPI;
- List::iterator iter;
-
- for (iter=m_Libs.begin(); iter!=m_Libs.end(); iter++)
- {
- if ((pAPI = (*iter)->GetAPI()) == NULL)
- {
- continue;
- }
- if (pAPI->GetExtensionVersion() > 3)
- {
- pAPI->OnCoreMapStart(pEdictList, edictCount, clientMax);
- }
- }
-}