core/logic_bridge.cpp
author Nicholas Hastings <skamonkey@gmail.com>
Sat Mar 16 13:31:35 2013 -0400 (2013-03-16)
changeset 3813 bf1faf4a16c9
parent 3800 21dfb9897341
child 3853 3c8f57923db5
permissions -rw-r--r--
Added repeated field handling to PbRead* natives. Deprecate PbReadRepeated* (bug 5633, r=asherkin).
     1 /**
     2  * vim: set ts=4 sw=4 :
     3  * =============================================================================
     4  * SourceMod
     5  * Copyright (C) 2004-2010 AlliedModders LLC.  All rights reserved.
     6  * =============================================================================
     7  *
     8  * This program is free software; you can redistribute it and/or modify it under
     9  * the terms of the GNU General Public License, version 3.0, as published by the
    10  * Free Software Foundation.
    11  * 
    12  * This program is distributed in the hope that it will be useful, but WITHOUT
    13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    14  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
    15  * details.
    16  *
    17  * You should have received a copy of the GNU General Public License along with
    18  * this program.  If not, see <http://www.gnu.org/licenses/>.
    19  *
    20  * As a special exception, AlliedModders LLC gives you permission to link the
    21  * code of this program (as well as its derivative works) to "Half-Life 2," the
    22  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
    23  * by the Valve Corporation.  You must obey the GNU General Public License in
    24  * all respects for all other code used.  Additionally, AlliedModders LLC grants
    25  * this exception to all derivative works.  AlliedModders LLC defines further
    26  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
    27  * or <http://www.sourcemod.net/license.php>.
    28  *
    29  * Version: $Id$
    30  */
    31 #include <stdio.h>
    32 #include <assert.h>
    33 #include "sourcemod.h"
    34 #include "sourcemm_api.h"
    35 #include "sm_globals.h"
    36 #include "NativeOwner.h"
    37 #include "sm_autonatives.h"
    38 #include "logic/intercom.h"
    39 #include "LibrarySys.h"
    40 #include "HandleSys.h"
    41 #include "sm_stringutil.h"
    42 #include "Logger.h"
    43 #include "ShareSys.h"
    44 #include "sm_srvcmds.h"
    45 #include "ForwardSys.h"
    46 #include "TimerSys.h"
    47 #include "logic_bridge.h"
    48 #include "PlayerManager.h"
    49 #include "AdminCache.h"
    50 #include "HalfLife2.h"
    51 #include "CoreConfig.h"
    52 
    53 #if defined _WIN32
    54 	#define MATCHMAKINGDS_SUFFIX	""
    55 	#define MATCHMAKINGDS_EXT	"dll"
    56 #elif defined __APPLE__
    57 	#define MATCHMAKINGDS_SUFFIX	""
    58 	#define MATCHMAKINGDS_EXT	"dylib"
    59 #elif defined __linux__
    60 #if SOURCE_ENGINE < SE_LEFT4DEAD2
    61 	#define MATCHMAKINGDS_SUFFIX	"_i486"
    62 #else
    63 	#define MATCHMAKINGDS_SUFFIX	""
    64 #endif
    65 	#define MATCHMAKINGDS_EXT	"so"
    66 #endif
    67 
    68 static ILibrary *g_pLogic = NULL;
    69 static LogicInitFunction logic_init_fn;
    70 
    71 IThreader *g_pThreader;
    72 ITextParsers *textparsers;
    73 sm_logic_t logicore;
    74 ITranslator *translator;
    75 
    76 class VEngineServer_Logic : public IVEngineServer_Logic
    77 {
    78 public:
    79 	virtual bool IsMapValid(const char *map)
    80 	{
    81 		return engine->IsMapValid(map);
    82 	}
    83 
    84 	virtual void ServerCommand(const char *cmd)
    85 	{
    86 		engine->ServerCommand(cmd);
    87 	}
    88 };
    89 
    90 static VEngineServer_Logic logic_engine;
    91 
    92 static void add_natives(sp_nativeinfo_t *natives)
    93 {
    94 	g_pCoreNatives->AddNatives(natives);
    95 }
    96 
    97 static ConVar *find_convar(const char *name)
    98 {
    99 	return icvar->FindVar(name);
   100 }
   101 
   102 static void log_error(const char *fmt, ...)
   103 {
   104 	va_list ap;
   105 
   106 	va_start(ap, fmt);
   107 	g_Logger.LogErrorEx(fmt, ap);
   108 	va_end(ap);
   109 }
   110 
   111 static void log_message(const char *fmt, ...)
   112 {
   113 	va_list ap;
   114 	va_start(ap, fmt);
   115 	g_Logger.LogMessageEx(fmt, ap);
   116 	va_end(ap);
   117 }
   118 
   119 static void log_to_file(FILE *fp, const char *fmt, ...)
   120 {
   121 	va_list ap;
   122 	va_start(ap, fmt);
   123 	g_Logger.LogToOpenFileEx(fp, fmt, ap);
   124 	va_end(ap);
   125 }
   126 
   127 static void log_to_game(const char *message)
   128 {
   129 	Engine_LogPrintWrapper(message);
   130 }
   131 
   132 static bool file_exists(const char *path)
   133 {
   134 	return basefilesystem->FileExists(path);
   135 }
   136 
   137 static const char *get_cvar_string(ConVar* cvar)
   138 {
   139 	return cvar->GetString();
   140 }
   141 
   142 static bool get_game_name(char *buffer, size_t maxlength)
   143 {
   144 	KeyValues *pGameInfo = new KeyValues("GameInfo");
   145 	if (g_HL2.KVLoadFromFile(pGameInfo, basefilesystem, "gameinfo.txt"))
   146 	{
   147 		const char *str;
   148 		if ((str = pGameInfo->GetString("game", NULL)) != NULL)
   149 		{
   150 			strncopy(buffer, str, maxlength);
   151 			return true;
   152 		}
   153 	}
   154 	pGameInfo->deleteThis();
   155 	return false;
   156 }
   157 
   158 static const char *get_game_description()
   159 {
   160 	return SERVER_CALL(GetGameDescription)();
   161 }
   162 
   163 static const char *get_source_engine_name()
   164 {
   165 #if !defined SOURCE_ENGINE
   166 # error "Unknown engine type"
   167 #endif
   168 #if SOURCE_ENGINE == SE_EPISODEONE
   169 	return "original";
   170 #elif SOURCE_ENGINE == SE_DARKMESSIAH
   171 	return "darkmessiah";
   172 #elif SOURCE_ENGINE == SE_ORANGEBOX
   173 	return "orangebox";
   174 #elif SOURCE_ENGINE == SE_BLOODYGOODTIME
   175 	return "bloodygoodtime";
   176 #elif SOURCE_ENGINE == SE_EYE
   177 	return "eye";
   178 #elif SOURCE_ENGINE == SE_CSS
   179 	return "css";
   180 #elif SOURCE_ENGINE == SE_ORANGEBOXVALVE
   181 	return "orangebox_valve";
   182 #elif SOURCE_ENGINE == SE_LEFT4DEAD
   183 	return "left4dead";
   184 #elif SOURCE_ENGINE == SE_LEFT4DEAD2
   185 	return "left4dead2";
   186 #elif SOURCE_ENGINE == SE_ALIENSWARM
   187 	return "alienswarm";
   188 #elif SOURCE_ENGINE == SE_PORTAL2
   189 	return "portal2";
   190 #elif SOURCE_ENGINE == SE_CSGO
   191 	return "csgo";
   192 #endif
   193 }
   194 
   195 static bool symbols_are_hidden()
   196 {
   197 #if (SOURCE_ENGINE == SE_CSS) || (SOURCE_ENGINE == SE_ORANGEBOXVALVE) || (SOURCE_ENGINE == SE_LEFT4DEAD) || (SOURCE_ENGINE == SE_LEFT4DEAD2) || (SOURCE_ENGINE == SE_CSGO)
   198 	return true;
   199 #else
   200 	return false;
   201 #endif
   202 }
   203 
   204 static const char* get_core_config_value(const char* key)
   205 {
   206 	return g_CoreConfig.GetCoreConfigValue(key);
   207 }	
   208 
   209 static ServerGlobals serverGlobals;
   210 
   211 static sm_core_t core_bridge =
   212 {
   213 	/* Objects */
   214 	&g_HandleSys,
   215 	NULL,
   216 	&g_SourceMod,
   217 	&g_LibSys,
   218 	reinterpret_cast<IVEngineServer*>(&logic_engine),
   219 	&g_ShareSys,
   220 	&g_RootMenu,
   221 	&g_PluginSys,
   222 	&g_Forwards,
   223 	&g_Timers,
   224 	&g_Players,
   225 	&g_Admins,
   226 	&g_HL2,
   227 	&g_pSourcePawn,
   228 	&g_pSourcePawn2,
   229 	/* Functions */
   230 	add_natives,
   231 	find_convar,
   232 	strncopy,
   233 	UTIL_TrimWhitespace,
   234 	log_error,
   235 	log_message,
   236 	log_to_file,
   237 	log_to_game,
   238 	file_exists,
   239 	get_cvar_string,
   240 	UTIL_Format,
   241 	UTIL_FormatArgs,
   242 	gnprintf,
   243 	atcprintf,
   244 	get_game_name,
   245 	get_game_description,
   246 	get_source_engine_name,
   247 	symbols_are_hidden,
   248 	get_core_config_value,
   249 	&serverGlobals
   250 };
   251 
   252 void InitLogicBridge()
   253 {
   254 	serverGlobals.universalTime = g_pUniversalTime;
   255 	serverGlobals.frametime = &gpGlobals->frametime;
   256 	serverGlobals.interval_per_tick = &gpGlobals->interval_per_tick;
   257 
   258 	core_bridge.core_ident = g_pCoreIdent;
   259 	core_bridge.engineFactory = (void *)g_SMAPI->GetEngineFactory(false);
   260 	core_bridge.serverFactory = (void *)g_SMAPI->GetServerFactory(false);
   261 
   262 	ILibrary *mmlib;
   263 	char path[PLATFORM_MAX_PATH];
   264 
   265 	g_LibSys.PathFormat(path, sizeof(path), "%s/bin/matchmaking_ds%s.%s", g_SMAPI->GetBaseDir(), MATCHMAKINGDS_SUFFIX, MATCHMAKINGDS_EXT);
   266 
   267 	if ((mmlib = g_LibSys.OpenLibrary(path, NULL, 0)))
   268 	{
   269 		core_bridge.matchmakingDSFactory = mmlib->GetSymbolAddress("CreateInterface");
   270 		mmlib->CloseLibrary();
   271 	}
   272 	
   273 	logic_init_fn(&core_bridge, &logicore);
   274 
   275 	/* Add SMGlobalClass instances */
   276 	SMGlobalClass* glob = SMGlobalClass::head;
   277 	while (glob->m_pGlobalClassNext != NULL)
   278 	{
   279 		glob = glob->m_pGlobalClassNext;
   280 	}
   281 	assert(glob->m_pGlobalClassNext == NULL);
   282 	glob->m_pGlobalClassNext = logicore.head;
   283 
   284 	g_pThreader = logicore.threader;
   285 	g_pSourcePawn2->SetProfiler(logicore.profiler);
   286 	translator = logicore.translator;
   287 }
   288 
   289 bool StartLogicBridge(char *error, size_t maxlength)
   290 {
   291 	char file[PLATFORM_MAX_PATH];
   292 
   293 	/* Now it's time to load the logic binary */
   294 	g_SMAPI->PathFormat(file,
   295 		sizeof(file),
   296 		"%s/bin/sourcemod.logic." PLATFORM_LIB_EXT,
   297 		g_SourceMod.GetSourceModPath());
   298 
   299 	char myerror[255];
   300 	g_pLogic = g_LibSys.OpenLibrary(file, myerror, sizeof(myerror));
   301 
   302 	if (!g_pLogic)
   303 	{
   304 		if (error && maxlength)
   305 		{
   306 			UTIL_Format(error, maxlength, "failed to load %s: %s", file, myerror);
   307 		}
   308 		return false;
   309 	}
   310 
   311 	LogicLoadFunction llf = (LogicLoadFunction)g_pLogic->GetSymbolAddress("logic_load");
   312 	if (llf == NULL)
   313 	{
   314 		g_pLogic->CloseLibrary();
   315 		if (error && maxlength)
   316 		{
   317 			UTIL_Format(error, maxlength, "could not find logic_load function");
   318 		}
   319 		return false;
   320 	}
   321 
   322 	GetITextParsers getitxt = (GetITextParsers)g_pLogic->GetSymbolAddress("get_textparsers");
   323 	textparsers = getitxt();
   324 
   325 	logic_init_fn = llf(SM_LOGIC_MAGIC);
   326 
   327 	return true;
   328 }
   329 
   330 void ShutdownLogicBridge()
   331 {
   332 	g_pLogic->CloseLibrary();
   333 }
   334