added natives for iterating plugins and retrieving plugin info
--HG-- extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40624
This commit is contained in:
David Anderson
parent
dc9f6e405e
commit
0aadfbdfab
@ -14,6 +14,36 @@
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#include <time.h>
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#include "sm_globals.h"
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#include "sourcemod.h"
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#include "PluginSys.h"
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#include "HandleSys.h"
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HandleType_t g_PlIter;
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class CoreNativeHelpers :
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public SMGlobalClass,
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public IHandleTypeDispatch
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{
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public:
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void OnSourceModAllInitialized()
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{
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HandleAccess hacc;
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g_HandleSys.InitAccessDefaults(NULL, &hacc);
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hacc.access[HandleAccess_Clone] = HANDLE_RESTRICT_IDENTITY|HANDLE_RESTRICT_OWNER;
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g_PlIter = g_HandleSys.CreateType("PluginIterator", this, 0, NULL, NULL, g_pCoreIdent, NULL);
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}
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void OnHandleDestroy(HandleType_t type, void *object)
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{
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IPluginIterator *iter = (IPluginIterator *)object;
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iter->Release();
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}
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void OnSourceModShutdown()
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{
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g_HandleSys.RemoveType(g_PlIter, g_pCoreIdent);
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}
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} g_CoreNativeHelpers;
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static cell_t ThrowError(IPluginContext *pContext, const cell_t *params)
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{
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@ -40,9 +70,191 @@ static cell_t GetTime(IPluginContext *pContext, const cell_t *params)
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return static_cast<cell_t>(t);
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}
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static cell_t GetPluginIterator(IPluginContext *pContext, const cell_t *params)
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{
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IPluginIterator *iter = g_PluginSys.GetPluginIterator();
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Handle_t hndl = g_HandleSys.CreateHandle(g_PlIter, iter, pContext->GetIdentity(), g_pCoreIdent, NULL);
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if (hndl == BAD_HANDLE)
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{
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iter->Release();
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}
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return hndl;
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}
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static cell_t MorePlugins(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = (Handle_t)params[1];
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HandleError err;
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IPluginIterator *pIter;
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HandleSecurity sec;
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sec.pIdentity = g_pCoreIdent;
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sec.pOwner = pContext->GetIdentity();
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if ((err=g_HandleSys.ReadHandle(hndl, g_PlIter, &sec, (void **)&pIter)) != HandleError_None)
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{
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return pContext->ThrowNativeError("Could not read Handle %x (error %d)", hndl, err);
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}
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return pIter->MorePlugins() ? 1 : 0;
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}
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static cell_t ReadPlugin(IPluginContext *pContext, const cell_t *params)
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{
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Handle_t hndl = (Handle_t)params[1];
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HandleError err;
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IPluginIterator *pIter;
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HandleSecurity sec;
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sec.pIdentity = g_pCoreIdent;
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sec.pOwner = pContext->GetIdentity();
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if ((err=g_HandleSys.ReadHandle(hndl, g_PlIter, &sec, (void **)&pIter)) != HandleError_None)
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{
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return pContext->ThrowNativeError("Could not read Handle %x (error %d)", hndl, err);
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}
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CPlugin *pPlugin = (CPlugin *)pIter->GetPlugin();
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if (!pPlugin)
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{
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return BAD_HANDLE;
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}
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pIter->NextPlugin();
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return pPlugin->GetMyHandle();
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}
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CPlugin *GetPluginFromHandle(IPluginContext *pContext, Handle_t hndl)
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{
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if (hndl == BAD_HANDLE)
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{
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return g_PluginSys.GetPluginByCtx(pContext->GetContext());
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} else {
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HandleError err;
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CPlugin *pPlugin = (CPlugin *)g_PluginSys.PluginFromHandle(hndl, &err);
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if (!pPlugin)
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{
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pContext->ThrowNativeError("Could not read Handle %x (error %d)", hndl, err);
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}
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return pPlugin;
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}
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}
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static cell_t GetPluginStatus(IPluginContext *pContext, const cell_t *params)
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{
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CPlugin *pPlugin = GetPluginFromHandle(pContext, params[1]);
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if (!pPlugin)
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{
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return 0;
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}
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return pPlugin->GetStatus();
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}
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static cell_t GetPluginFilename(IPluginContext *pContext, const cell_t *params)
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{
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CPlugin *pPlugin = GetPluginFromHandle(pContext, params[1]);
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if (!pPlugin)
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{
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return 0;
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}
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pContext->StringToLocalUTF8(params[2], params[3], pPlugin->GetFilename(), NULL);
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return 1;
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}
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static cell_t IsPluginDebugging(IPluginContext *pContext, const cell_t *params)
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{
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CPlugin *pPlugin = GetPluginFromHandle(pContext, params[1]);
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if (!pPlugin)
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{
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return 0;
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}
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return pPlugin->IsDebugging() ? 1 : 0;
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}
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/* Local to plugins only */
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enum PluginInfo
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{
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PlInfo_Name, /**< Plugin name */
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PlInfo_Author, /**< Plugin author */
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PlInfo_Description, /**< Plugin description */
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PlInfo_Version, /**< Plugin verison */
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PlInfo_URL, /**< Plugin URL */
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};
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static cell_t GetPluginInfo(IPluginContext *pContext, const cell_t *params)
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{
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CPlugin *pPlugin = GetPluginFromHandle(pContext, params[1]);
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if (!pPlugin)
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{
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return 0;
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}
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const sm_plugininfo_t *info = pPlugin->GetPublicInfo();
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if (!info)
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{
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return 0;
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}
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const char *str = NULL;
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switch ((PluginInfo)params[2])
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{
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case PlInfo_Name:
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{
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str = info->name;
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break;
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}
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case PlInfo_Author:
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{
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str = info->author;
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break;
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}
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case PlInfo_Description:
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{
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str = info->description;
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break;
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}
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case PlInfo_Version:
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{
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str = info->version;
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break;
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}
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case PlInfo_URL:
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{
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str = info->url;
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break;
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}
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}
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if (!str || str[0] == '\0')
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{
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return 0;
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}
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pContext->StringToLocalUTF8(params[3], params[4], str, NULL);
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return 1;
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}
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REGISTER_NATIVES(coreNatives)
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{
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{"GetPluginFilename", GetPluginFilename},
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{"GetPluginInfo", GetPluginInfo},
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{"GetPluginIterator", GetPluginIterator},
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{"GetPluginStatus", GetPluginStatus},
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{"GetTime", GetTime},
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{"IsPluginDebugging", IsPluginDebugging},
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{"MorePlugins", MorePlugins},
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{"ReadPlugin", ReadPlugin},
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{"ThrowError", ThrowError},
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{NULL, NULL},
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};
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@ -43,6 +43,35 @@ public PlVers:__version =
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filevers = SOURCEMOD_VERSION
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};
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/**
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* Plugin status values.
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*/
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enum PluginStatus
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{
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Plugin_Running=0, /**< Plugin is running */
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/* All states below are "temporarily" unexecutable */
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Plugin_Paused, /**< Plugin is loaded but paused */
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Plugin_Error, /**< Plugin is loaded but errored/locked */
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/* All states below do not have all natives */
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Plugin_Loaded, /**< Plugin has passed loading and can be finalized */
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Plugin_Failed, /**< Plugin has a fatal failure */
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Plugin_Created, /**< Plugin is created but not initialized */
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Plugin_Uncompiled, /**< Plugin is not yet compiled by the JIT */
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Plugin_BadLoad, /**< Plugin failed to load */
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};
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/**
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* Plugin information properties.
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*/
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enum PluginInfo
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{
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PlInfo_Name, /**< Plugin name */
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PlInfo_Author, /**< Plugin author */
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PlInfo_Description, /**< Plugin description */
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PlInfo_Version, /**< Plugin verison */
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PlInfo_URL, /**< Plugin URL */
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};
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struct Extension
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{
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const String:name[], /* Short name */
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@ -108,6 +108,74 @@ forward OnGameFrame();
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*/
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native Handle:GetMyHandle();
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/**
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* Returns an iterator that can be used to search through plugins.
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*
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* @return Handle to iterate with. Must be closed via
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* CloseHandle().
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* @error Invalid Handle.
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*/
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native Handle:GetPluginIterator();
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/**
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* Returns whether there are more plugins available in the iterator.
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*
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* @param iter Handle to the plugin iterator.
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* @return True on more plugins, false otherwise.
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* @error Invalid Handle.
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*/
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native bool:MorePlugins(Handle:iter);
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/**
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* Returns the current plugin in the iterator and advances the iterator.
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*
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* @param iter Handle to the plugin iterator.
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* @return Current plugin the iterator is at, before
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* the iterator is advanced.
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* @error Invalid Handle.
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*/
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native Handle:ReadPlugin(Handle:iter);
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/**
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* Returns a plugin's status.
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*
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* @param plugin Plugin Handle (INVALID_HANDLE uses the calling plugin).
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* @return Status code for the plugin.
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* @error Invalid Handle.
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*/
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native PluginStatus:GetPluginStatus(Handle:plugin);
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/**
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* Retrieves a plugin's file name relative to the plugins folder.
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*
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* @param plugin Plugin Handle (INVALID_HANDLE uses the calling plugin).
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* @param buffer Buffer to the store the file name.
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* @param maxlength Maximum length of the name buffer.
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* @noreturn
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* @error Invalid Handle.
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*/
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native GetPluginFilename(Handle:plugin, String:buffer[], maxlength);
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/**
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* Retrieves whether or not a plugin is being debugged.
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*
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* @param plugin Plugin Handle (INVALID_HANDLE uses the calling plugin).
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* @return True if being debugged, false otherwise.
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* @error Invalid Handle.
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*/
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native bool:IsPluginDebugging(Handle:hndl);
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/**
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* Retrieves a plugin's public info.
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*
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* @param plugin Plugin Handle (INVALID_HANDLE uses the calling plugin).
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* @param info Plugin info property to retrieve.
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* @param buffer Buffer to store info in.
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* @param maxlength Maximum length of buffer.
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* @return True on success, false if property is not available.
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* @error Invalid Handle.
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*/
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native bool:GetPluginInfo(Handle:plugin, PluginInfo:info, String:buffer[], maxlength);
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/**
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* Aborts the current callback and throws an error. This function
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