dvander@547: /**
ds@653:  * vim: set ts=4 :
ds@1330:  * =============================================================================
dvander@1231:  * SourceMod
ds@1947:  * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
ds@1330:  * =============================================================================
dvander@547:  *
ds@1330:  * This program is free software; you can redistribute it and/or modify it under
ds@1330:  * the terms of the GNU General Public License, version 3.0, as published by the
ds@1330:  * Free Software Foundation.
dvander@1231:  * 
ds@1330:  * This program is distributed in the hope that it will be useful, but WITHOUT
ds@1330:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
ds@1330:  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
ds@1330:  * details.
dvander@1231:  *
ds@1330:  * You should have received a copy of the GNU General Public License along with
ds@1330:  * this program.  If not, see <http://www.gnu.org/licenses/>.
dvander@1231:  *
ds@1330:  * As a special exception, AlliedModders LLC gives you permission to link the
ds@1330:  * code of this program (as well as its derivative works) to "Half-Life 2," the
ds@1330:  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
ds@1330:  * by the Valve Corporation.  You must obey the GNU General Public License in
ds@1330:  * all respects for all other code used.  Additionally, AlliedModders LLC grants
ds@1330:  * this exception to all derivative works.  AlliedModders LLC defines further
ds@1330:  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
ds@1330:  * or <http://www.sourcemod.net/license.php>.
dvander@547:  *
dvander@547:  * Version: $Id$
dvander@547:  */
dvander@547: 
dvander@547: #include <string.h>
dvander@547: #include <stdlib.h>
dvander@592: #include "GameConfigs.h"
dvander@547: #include "sm_stringutil.h"
dvander@547: #include "sourcemod.h"
dvander@547: #include "sourcemm_api.h"
dvander@592: #include "HalfLife2.h"
dvander@592: #include "Logger.h"
dvander@547: #include "ShareSys.h"
dvander@947: #include "MemoryUtils.h"
dvander@947: #include "LibrarySys.h"
dvander@949: #include "HandleSys.h"
dvander@1307: #include "sm_crc32.h"
pred@2142: #include "GameDataFetcher.h"
dvander@947: 
dvander@947: #if defined PLATFORM_LINUX
dvander@947: #include <dlfcn.h>
dvander@947: #endif
dvander@547: 
dvander@616: GameConfigManager g_GameConfigs;
dvander@547: IGameConfig *g_pGameConf = NULL;
ds@1064: char g_Game[256];
ds@1064: char g_GameDesc[256] = {'!', '\0'};
dvander@1762: char g_GameName[256] = {'$', '\0'};
dvander@547: 
dvander@547: #define PSTATE_NONE						0
dvander@547: #define PSTATE_GAMES					1
dvander@547: #define PSTATE_GAMEDEFS					2
dvander@547: #define PSTATE_GAMEDEFS_OFFSETS			3
dvander@547: #define PSTATE_GAMEDEFS_OFFSETS_OFFSET	4
dvander@548: #define PSTATE_GAMEDEFS_KEYS			5
dvander@947: #define PSTATE_GAMEDEFS_SUPPORTED		6
dvander@947: #define PSTATE_GAMEDEFS_SIGNATURES		7
dvander@947: #define PSTATE_GAMEDEFS_SIGNATURES_SIG	8
dvander@1307: #define PSTATE_GAMEDEFS_CRC				9
dvander@1307: #define PSTATE_GAMEDEFS_CRC_BINARY		10
pred@2217: #define PSTATE_GAMEDEFS_CUSTOM			11
dvander@547: 
dvander@547: #if defined PLATFORM_WINDOWS
dvander@1307: #define PLATFORM_NAME				"windows"
dvander@1307: #define PLATFORM_SERVER_BINARY		"server.dll"
dvander@547: #elif defined PLATFORM_LINUX
dvander@1307: #define PLATFORM_NAME				"linux"
dvander@1307: #define PLATFORM_SERVER_BINARY		"server_i486.so"
dvander@2471: #elif defined PLATFORM_APPLE
dvander@2471: #define PLATFORM_NAME               "undef"
dvander@2471: #define PLATFORM_SERVER_BINARY      "undef.dylib"
dvander@547: #endif
dvander@547: 
dvander@947: struct TempSigInfo
dvander@947: {
dvander@947: 	void Reset()
dvander@947: 	{
dvander@947: 		library[0] = '\0';
dvander@947: 		sig[0] = '\0';
dvander@947: 	}
dvander@947: 	char sig[512];
dvander@947: 	char library[64];
dvander@947: } s_TempSig;
dvander@1307: unsigned int s_ServerBinCRC;
dvander@1307: bool s_ServerBinCRC_Ok = false;
dvander@947: 
dvander@547: CGameConfig::CGameConfig(const char *file)
dvander@547: {
dvander@547: 	m_pFile = sm_strdup(file);
dvander@547: 	m_pOffsets = sm_trie_create();
dvander@547: 	m_pProps = sm_trie_create();
dvander@548: 	m_pKeys = sm_trie_create();
dvander@947: 	m_pSigs = sm_trie_create();
dvander@548: 	m_pStrings = new BaseStringTable(512);
faluco@641: 	m_RefCount = 0;
pred@2217: 
pred@2217: 	m_CustomLevel = 0;
pred@2217: 	m_CustomHandler = NULL;
dvander@547: }
dvander@547: 
dvander@547: CGameConfig::~CGameConfig()
dvander@547: {
dvander@547: 	sm_trie_destroy(m_pOffsets);
dvander@547: 	sm_trie_destroy(m_pProps);
dvander@548: 	sm_trie_destroy(m_pKeys);
dvander@947: 	sm_trie_destroy(m_pSigs);
dvander@547: 	delete [] m_pFile;
dvander@548: 	delete m_pStrings;
dvander@547: }
dvander@547: 
dvander@1656: SMCResult CGameConfig::ReadSMC_NewSection(const SMCStates *states, const char *name)
dvander@547: {
dvander@547: 	if (m_IgnoreLevel)
dvander@547: 	{
dvander@547: 		m_IgnoreLevel++;
dvander@1656: 		return SMCResult_Continue;
dvander@547: 	}
dvander@947: 
dvander@547: 	switch (m_ParseState)
dvander@547: 	{
dvander@547: 	case PSTATE_NONE:
dvander@547: 		{
dvander@547: 			if (strcmp(name, "Games") == 0)
dvander@547: 			{
dvander@547: 				m_ParseState = PSTATE_GAMES;
dvander@547: 			} else {
dvander@547: 				m_IgnoreLevel++;
dvander@547: 			}
dvander@547: 			break;
dvander@547: 		}
dvander@547: 	case PSTATE_GAMES:
dvander@547: 		{
dvander@547: 			if ((strcmp(name, "*") == 0)
dvander@947: 				|| (strcmp(name, "#default") == 0)
ds@1064: 				|| (strcasecmp(name, g_Game) == 0)
dvander@1762: 				|| (strcasecmp(name, g_GameDesc) == 0)
dvander@1762: 				|| (strcasecmp(name, g_GameName) == 0))
dvander@547: 			{
dvander@1307: 				bShouldBeReadingDefault = true;
dvander@547: 				m_ParseState = PSTATE_GAMEDEFS;
ds@1064: 				strncopy(m_Game, name, sizeof(m_Game));
dvander@547: 			} else {
dvander@547: 				m_IgnoreLevel++;
dvander@547: 			}
dvander@547: 			break;
dvander@547: 		}
dvander@547: 	case PSTATE_GAMEDEFS:
dvander@547: 		{
dvander@547: 			if (strcmp(name, "Offsets") == 0)
dvander@547: 			{
dvander@547: 				m_ParseState = PSTATE_GAMEDEFS_OFFSETS;
dvander@947: 			}
dvander@947: 			else if (strcmp(name, "Keys") == 0)
dvander@947: 			{
dvander@548: 				m_ParseState = PSTATE_GAMEDEFS_KEYS;
dvander@947: 			}
dvander@947: 			else if ((strcmp(name, "#supported") == 0)
ds@1064: 					 && (strcmp(m_Game, "#default") == 0))
dvander@947: 			{
dvander@947: 				m_ParseState = PSTATE_GAMEDEFS_SUPPORTED;
dvander@947: 				/* Ignore this section unless we get a game. */
dvander@947: 				bShouldBeReadingDefault = false;
dvander@947: 			}
dvander@947: 			else if (strcmp(name, "Signatures") == 0)
dvander@947: 			{
dvander@947: 				m_ParseState = PSTATE_GAMEDEFS_SIGNATURES;
dvander@947: 			}
dvander@1307: 			else if (strcmp(name, "CRC") == 0)
dvander@1307: 			{
dvander@1307: 				m_ParseState = PSTATE_GAMEDEFS_CRC;
dvander@1307: 				bShouldBeReadingDefault = false;
dvander@1307: 			}
dvander@947: 			else
dvander@947: 			{
pred@2217: 				ITextListener_SMC **pListen = g_GameConfigs.m_customHandlers.retrieve(name);
pred@2217: 
pred@2217: 				if (pListen != NULL)
pred@2217: 				{
pred@2217: 					m_CustomLevel = 0;
pred@2217: 					m_ParseState = PSTATE_GAMEDEFS_CUSTOM;
pred@2217: 					m_CustomHandler = *pListen;
pred@2217: 					m_CustomHandler->ReadSMC_ParseStart();
pred@2217: 					break;
pred@2217: 				}
pred@2217: 
dvander@547: 				m_IgnoreLevel++;
dvander@547: 			}
dvander@547: 			break;
dvander@547: 		}
dvander@547: 	case PSTATE_GAMEDEFS_OFFSETS:
dvander@547: 		{
ds@1064: 			m_Prop[0] = '\0';
ds@1064: 			m_Class[0] = '\0';
dvander@547: 			strncopy(m_offset, name, sizeof(m_offset));
dvander@547: 			m_ParseState = PSTATE_GAMEDEFS_OFFSETS_OFFSET;
dvander@547: 			break;
dvander@547: 		}
dvander@947: 	case PSTATE_GAMEDEFS_SIGNATURES:
dvander@947: 		{
dvander@947: 			strncopy(m_offset, name, sizeof(m_offset));
dvander@947: 			s_TempSig.Reset();
dvander@947: 			m_ParseState = PSTATE_GAMEDEFS_SIGNATURES_SIG;
dvander@947: 			break;
dvander@947: 		}
dvander@1307: 	case PSTATE_GAMEDEFS_CRC:
dvander@1307: 		{
dvander@1307: 			char error[255];
dvander@1307: 			error[0] = '\0';
dvander@1307: 			if (strcmp(name, "server") != 0)
dvander@1307: 			{
dvander@1307: 				UTIL_Format(error, sizeof(error), "Unrecognized library \"%s\"", name);
dvander@1307: 			} 
dvander@1307: 			else if (!s_ServerBinCRC_Ok)
dvander@1307: 			{
dvander@1307: 				FILE *fp;
dvander@1307: 				char path[PLATFORM_MAX_PATH];
dvander@1307: 
dvander@1307: 				g_SourceMod.BuildPath(Path_Game, path, sizeof(path), "bin/" PLATFORM_SERVER_BINARY);
dvander@1307: 				if ((fp = fopen(path, "rb")) == NULL)
dvander@1307: 				{
dvander@1307: 					UTIL_Format(error, sizeof(error), "Could not open binary: %s", path);
dvander@1307: 				} else {
dvander@1307: 					size_t size;
dvander@1307: 					void *buffer;
dvander@1307: 
dvander@1307: 					fseek(fp, 0, SEEK_END);
dvander@1307: 					size = ftell(fp);
dvander@1307: 					fseek(fp, 0, SEEK_SET);
dvander@1307: 
dvander@1307: 					buffer = malloc(size);
dvander@1307: 					fread(buffer, size, 1, fp);
dvander@1307: 					s_ServerBinCRC = UTIL_CRC32(buffer, size);
dvander@1307: 					free(buffer);
dvander@1307: 					s_ServerBinCRC_Ok = true;
pred@2219: 					fclose(fp);
dvander@1307: 				}
dvander@1307: 			}
dvander@1307: 			if (error[0] != '\0')
dvander@1307: 			{
dvander@1307: 				m_IgnoreLevel = 1;
dvander@1307: 				g_Logger.LogError("[SM] Error while parsing CRC section for \"%s\" (%s):", m_Game, m_pFile);
dvander@1307: 				g_Logger.LogError("[SM] %s", error);
dvander@1307: 			} else {
dvander@1307: 				m_ParseState = PSTATE_GAMEDEFS_CRC_BINARY;
dvander@1307: 			}
dvander@1307: 			break;
dvander@1307: 		}
pred@2217: 	case PSTATE_GAMEDEFS_CUSTOM:
pred@2217: 		{
pred@2217: 			m_CustomLevel++;
pred@2217: 			return m_CustomHandler->ReadSMC_NewSection(states, name);
pred@2217: 			break;
pred@2217: 		}
dvander@547: 	/* No sub-sections allowed:
dvander@547: 	 case PSTATE_GAMEDEFS_OFFSETS_OFFSET:
dvander@548: 	 case PSTATE_GAMEDEFS_KEYS:
dvander@947: 	 case PSTATE_GAMEDEFS_SUPPORTED:
dvander@947: 	 case PSTATE_GAMEDEFS_SIGNATURES_SIG:
dvander@1307: 	 case PSTATE_GAMEDEFS_CRC_BINARY:
dvander@547: 	 */
dvander@547: 	default:
dvander@547: 		{
dvander@547: 			/* If we don't know what we got, start ignoring */
dvander@547: 			m_IgnoreLevel++;
dvander@547: 			break;
dvander@547: 		}
dvander@547: 	}
dvander@547: 
dvander@1656: 	return SMCResult_Continue;
dvander@547: }
dvander@547: 
dvander@1656: SMCResult CGameConfig::ReadSMC_KeyValue(const SMCStates *states, const char *key, const char *value)
dvander@547: {
dvander@547: 	if (m_IgnoreLevel)
dvander@547: 	{
dvander@1656: 		return SMCResult_Continue;
dvander@547: 	}
dvander@547: 
dvander@547: 	if (m_ParseState == PSTATE_GAMEDEFS_OFFSETS_OFFSET)
dvander@547: 	{
dvander@547: 		if (strcmp(key, "class") == 0)
dvander@547: 		{
ds@1064: 			strncopy(m_Class, value, sizeof(m_Class));
dvander@547: 		} else if (strcmp(key, "prop") == 0) {
ds@1064: 			strncopy(m_Prop, value, sizeof(m_Prop));
dvander@547: 		} else if (strcmp(key, PLATFORM_NAME) == 0) {
dvander@547: 			int val = atoi(value);
dvander@1057: 			sm_trie_replace(m_pOffsets, m_offset, (void *)val);
dvander@547: 		}
dvander@548: 	} else if (m_ParseState == PSTATE_GAMEDEFS_KEYS) {
dvander@548: 		int id = m_pStrings->AddString(value);
dvander@1057: 		sm_trie_replace(m_pKeys, key, (void *)id);
dvander@947: 	} else if (m_ParseState == PSTATE_GAMEDEFS_SUPPORTED) {
dvander@947: 		if (strcmp(key, "game") == 0
dvander@1762: 			&& (strcasecmp(value, g_Game) == 0 
dvander@1762: 				|| strcasecmp(value, g_GameDesc) == 0
dvander@1762: 				|| strcasecmp(value, g_GameName) == 0)
dvander@1762: 				)
dvander@947: 		{
dvander@947: 			bShouldBeReadingDefault = true;
dvander@947: 		}
dvander@947: 	} else if (m_ParseState == PSTATE_GAMEDEFS_SIGNATURES_SIG) {
dvander@947: 		if (strcmp(key, PLATFORM_NAME) == 0)
dvander@947: 		{
dvander@947: 			strncopy(s_TempSig.sig, value, sizeof(s_TempSig.sig));
dvander@947: 		} else if (strcmp(key, "library") == 0) {
dvander@947: 			strncopy(s_TempSig.library, value, sizeof(s_TempSig.library));
dvander@947: 		}
dvander@1307: 	} else if (m_ParseState == PSTATE_GAMEDEFS_CRC_BINARY) {
dvander@1307: 		if (strcmp(key, PLATFORM_NAME) == 0 
dvander@1307: 			&& s_ServerBinCRC_Ok
dvander@1307: 			&& !bShouldBeReadingDefault)
dvander@1307: 		{
dvander@1307: 			unsigned int crc = 0;
dvander@1307: 			sscanf(value, "%08X", &crc);
dvander@1307: 			if (s_ServerBinCRC == crc)
dvander@1307: 			{
dvander@1307: 				bShouldBeReadingDefault = true;
dvander@1307: 			}
dvander@1307: 		}
pred@2217: 	} else if (m_ParseState == PSTATE_GAMEDEFS_CUSTOM) {
pred@2217: 		return m_CustomHandler->ReadSMC_KeyValue(states, key, value);
dvander@547: 	}
dvander@547: 
dvander@1656: 	return SMCResult_Continue;
dvander@547: }
dvander@547: 
dvander@1656: SMCResult CGameConfig::ReadSMC_LeavingSection(const SMCStates *states)
dvander@547: {
dvander@547: 	if (m_IgnoreLevel)
dvander@547: 	{
dvander@547: 		m_IgnoreLevel--;
dvander@1656: 		return SMCResult_Continue;
dvander@547: 	}
dvander@547: 
pred@2217: 	if (m_CustomLevel)
pred@2217: 	{
pred@2217: 		m_CustomLevel--;
pred@2217: 		m_CustomHandler->ReadSMC_LeavingSection(states);
pred@2217: 		return SMCResult_Continue;
pred@2217: 	}
pred@2217: 
dvander@547: 	switch (m_ParseState)
dvander@547: 	{
dvander@547: 	case PSTATE_GAMES:
dvander@547: 		{
dvander@547: 			m_ParseState = PSTATE_NONE;
dvander@547: 			break;
dvander@547: 		}
dvander@547: 	case PSTATE_GAMEDEFS:
dvander@547: 		{
dvander@547: 			m_ParseState = PSTATE_GAMES;
dvander@547: 			break;
dvander@547: 		}
pred@2217: 	case PSTATE_GAMEDEFS_CUSTOM:
pred@2217: 		{
pred@2217: 			m_ParseState = PSTATE_GAMEDEFS;
pred@2217: 			m_CustomHandler->ReadSMC_ParseEnd(false, false);
pred@2217: 			break;
pred@2217: 		}
dvander@548: 	case PSTATE_GAMEDEFS_KEYS:
dvander@547: 	case PSTATE_GAMEDEFS_OFFSETS:
dvander@547: 		{
dvander@547: 			m_ParseState = PSTATE_GAMEDEFS;
dvander@547: 			break;
dvander@547: 		}
dvander@547: 	case PSTATE_GAMEDEFS_OFFSETS_OFFSET:
dvander@547: 		{
dvander@547: 			/* Parse the offset... */
ds@1064: 			if (m_Class[0] != '\0'
ds@1064: 				&& m_Prop[0] != '\0')
dvander@547: 			{
ds@1064: 				SendProp *pProp = g_HL2.FindInSendTable(m_Class, m_Prop);
dvander@547: 				if (pProp)
dvander@547: 				{
dvander@547: 					int val = pProp->GetOffset();
dvander@1057: 					sm_trie_replace(m_pOffsets, m_offset, (void *)val);
dvander@1057: 					sm_trie_replace(m_pProps, m_offset, pProp);
dvander@547: 				} else {
dvander@547: 					/* Check if it's a non-default game and no offsets exist */
ds@1064: 					if (((strcmp(m_Game, "*") != 0) && strcmp(m_Game, "#default") != 0)
dvander@547: 						&& (!sm_trie_retrieve(m_pOffsets, m_offset, NULL)))
dvander@547: 					{
dvander@547: 						g_Logger.LogError("[SM] Unable to find property %s.%s (file \"%s\") (mod \"%s\")", 
ds@1064: 							m_Class,
ds@1064: 							m_Prop,
dvander@547: 							m_pFile,
ds@1064: 							m_Game);
dvander@547: 					}
dvander@547: 				}
dvander@547: 			}
dvander@547: 			m_ParseState = PSTATE_GAMEDEFS_OFFSETS;
dvander@547: 			break;
dvander@547: 		}
dvander@1307: 	case PSTATE_GAMEDEFS_CRC:
dvander@947: 	case PSTATE_GAMEDEFS_SUPPORTED:
dvander@947: 		{
dvander@947: 			if (!bShouldBeReadingDefault)
dvander@947: 			{
dvander@947: 				/* If we shouldn't read the rest of this section, set the ignore level. */
dvander@947: 				m_IgnoreLevel = 1;
ds@1043: 				m_ParseState = PSTATE_GAMES;
ds@1043: 			} else {
ds@1043: 				m_ParseState = PSTATE_GAMEDEFS;
dvander@947: 			}
dvander@947: 			break;
dvander@947: 		}
dvander@1307: 	case PSTATE_GAMEDEFS_CRC_BINARY:
dvander@1307: 		{
dvander@1307: 			m_ParseState = PSTATE_GAMEDEFS_CRC;
dvander@1307: 			break;
dvander@1307: 		}
dvander@969: 	case PSTATE_GAMEDEFS_SIGNATURES:
dvander@969: 		{
dvander@969: 			m_ParseState = PSTATE_GAMEDEFS;
dvander@969: 			break;
dvander@969: 		}
dvander@947: 	case PSTATE_GAMEDEFS_SIGNATURES_SIG:
dvander@947: 		{
dvander@947: 			if (s_TempSig.library[0] == '\0')
dvander@947: 			{
dvander@947: 				/* assume server */
dvander@947: 				strncopy(s_TempSig.library, "server", sizeof(s_TempSig.library));
dvander@947: 			}
dvander@947: 			void *addrInBase = NULL;
dvander@947: 			if (strcmp(s_TempSig.library, "server") == 0)
dvander@947: 			{
faluco@1541: 				addrInBase = (void *)g_SMAPI->GetServerFactory(false);
dvander@947: 			} else if (strcmp(s_TempSig.library, "engine") == 0) {
faluco@1541: 				addrInBase = (void *)g_SMAPI->GetEngineFactory(false);
dvander@947: 			}
dvander@947: 			void *final_addr = NULL;
dvander@947: 			if (addrInBase == NULL)
dvander@947: 			{
dvander@947: 				g_Logger.LogError("[SM] Unrecognized library \"%s\" (gameconf \"%s\")", 
dvander@947: 					s_TempSig.library, 
dvander@947: 					m_pFile);
dvander@947: 			} else {
dvander@947: #if defined PLATFORM_LINUX
dvander@951: 				if (s_TempSig.sig[0] == '@')
dvander@947: 				{
dvander@947: 					Dl_info info;
dvander@947: 					/* GNU only: returns 0 on error, inconsistent! >:[ */
dvander@973: 					if (dladdr(addrInBase, &info) != 0)
dvander@947: 					{
dvander@947: 						void *handle = dlopen(info.dli_fname, RTLD_NOW);
dvander@947: 						if (handle)
dvander@947: 						{
dvander@951: 							final_addr = dlsym(handle, &s_TempSig.sig[1]);
dvander@947: 							dlclose(handle);
dvander@947: 						} else {
dvander@947: 							g_Logger.LogError("[SM] Unable to load library \"%s\" (gameconf \"%s\")",
dvander@947: 								s_TempSig.library,
dvander@947: 								m_pFile);
dvander@947: 						}
dvander@947: 					} else {
dvander@947: 						g_Logger.LogError("[SM] Unable to find library \"%s\" in memory (gameconf \"%s\")",
dvander@947: 							s_TempSig.library,
dvander@947: 							m_pFile);
dvander@947: 					}
dvander@947: 				}
dvander@947: 				if (final_addr)
dvander@947: 				{
dvander@947: 					goto skip_find;
dvander@947: 				}
dvander@947: #endif
dvander@947: 				/* First, preprocess the signature */
faluco@1718: 				char real_sig[511];
dvander@947: 				size_t real_bytes;
dvander@947: 				size_t length;
dvander@947: 
dvander@947: 				real_bytes = 0;
dvander@947: 				length = strlen(s_TempSig.sig);
dvander@947: 
dvander@947: 				for (size_t i=0; i<length; i++)
dvander@947: 				{
dvander@947: 					if (real_bytes >= sizeof(real_sig))
dvander@947: 					{
dvander@947: 						break;
dvander@947: 					}
dvander@947: 					real_sig[real_bytes++] = s_TempSig.sig[i];
dvander@947: 					if (s_TempSig.sig[i] == '\\'
dvander@947: 						&& s_TempSig.sig[i+1] == 'x')
dvander@947: 					{
dvander@947: 						if (i + 3 >= length)
dvander@947: 						{
dvander@947: 							continue;
dvander@947: 						}
dvander@947: 						/* Get the hex part */
dvander@947: 						char s_byte[3];
dvander@947: 						int r_byte;
dvander@947: 						s_byte[0] = s_TempSig.sig[i+2];
dvander@947: 						s_byte[1] = s_TempSig.sig[i+3];
dvander@947: 						s_byte[2] = '\0';
dvander@947: 						/* Read it as an integer */
dvander@947: 						sscanf(s_byte, "%x", &r_byte);
dvander@947: 						/* Save the value */
dvander@947: 						real_sig[real_bytes-1] = r_byte;
dvander@947: 						/* Adjust index */
dvander@947: 						i += 3;
dvander@947: 					}
dvander@947: 				}
dvander@947: 
dvander@1061: 				if (real_bytes >= 1)
dvander@947: 				{
dvander@947: 					final_addr = g_MemUtils.FindPattern(addrInBase, real_sig, real_bytes);
dvander@947: 				}
dvander@947: 			}
dvander@947: 
dvander@947: #if defined PLATFORM_LINUX
dvander@947: skip_find:
dvander@947: #endif
dvander@1057: 			sm_trie_replace(m_pSigs, m_offset, final_addr);
dvander@964: 			m_ParseState = PSTATE_GAMEDEFS_SIGNATURES;
dvander@947: 
dvander@947: 			break;
dvander@947: 		}
dvander@547: 	}
dvander@547: 
dvander@1656: 	return SMCResult_Continue;
dvander@547: }
dvander@547: 
dvander@547: bool CGameConfig::Reparse(char *error, size_t maxlength)
dvander@547: {
dvander@1656: 	SMCError err;
dvander@1885: 	SMCStates state = {0, 0};
dvander@547: 
dvander@547: 	char path[PLATFORM_MAX_PATH];
dvander@947: 	g_SourceMod.BuildPath(Path_SM, path, sizeof(path), "gamedata/%s.txt", m_pFile);
dvander@947: 	/* Backwards compatibility */
dvander@947: 	if (!g_LibSys.PathExists(path))
dvander@947: 	{
dvander@947: 		g_SourceMod.BuildPath(Path_SM, path, sizeof(path), "configs/gamedata/%s.txt", m_pFile);
dvander@947: 	}
dvander@547: 
dvander@548: 	/* Initialize parse states */
dvander@547: 	m_IgnoreLevel = 0;
dvander@947: 	bShouldBeReadingDefault = true;
dvander@547: 	m_ParseState = PSTATE_NONE;
dvander@548: 	/* Reset cached data */
dvander@548: 	m_pStrings->Reset();
dvander@547: 	sm_trie_clear(m_pOffsets);
dvander@548: 	sm_trie_clear(m_pProps);
dvander@548: 	sm_trie_clear(m_pKeys);
dvander@547: 
dvander@1885: 	if ((err=textparsers->ParseSMCFile(path, this, &state, error, maxlength))
dvander@1656: 		!= SMCError_Okay)
dvander@547: 	{
dvander@1885: 		const char *msg;
dvander@1885: 
dvander@1885: 		msg = textparsers->GetSMCErrorString(err);
dvander@1885: 
dvander@1885: 		g_Logger.LogError("[SM] Error parsing gameconfig file \"%s\":", path);
dvander@1885: 		g_Logger.LogError("[SM] Error %d on line %d, col %d: %s", 
dvander@1885: 			err,
dvander@1885: 			state.line,
dvander@1885: 			state.col,
dvander@1885: 			msg ? msg : "Unknown error");
pred@2217: 
pred@2217: 		if (m_ParseState == PSTATE_GAMEDEFS_CUSTOM)
pred@2217: 		{
pred@2217: 			//error occurred while parsing a custom section
pred@2217: 			m_CustomHandler->ReadSMC_ParseEnd(true, true);
pred@2217: 			m_CustomHandler = NULL;
pred@2217: 			m_CustomLevel = 0;
pred@2217: 		}
pred@2217: 
dvander@547: 		return false;
dvander@547: 	}
dvander@547: 
dvander@547: 	return true;
dvander@547: }
dvander@547: 
dvander@547: bool CGameConfig::GetOffset(const char *key, int *value)
dvander@547: {
dvander@547: 	void *obj;
dvander@547: 
dvander@547: 	if (!sm_trie_retrieve(m_pOffsets, key, &obj))
dvander@547: 	{
dvander@547: 		return false;
dvander@547: 	}
dvander@547: 
dvander@547: 	*value = (int)obj;
dvander@547: 	
dvander@547: 	return true;
dvander@547: }
dvander@547: 
dvander@547: const char *CGameConfig::GetKeyValue(const char *key)
dvander@547: {
dvander@548: 	void *obj;
dvander@548: 	if (!sm_trie_retrieve(m_pKeys, key, &obj))
dvander@548: 	{
dvander@548: 		return NULL;
dvander@548: 	}
dvander@548: 	return m_pStrings->GetString((int)obj);
dvander@547: }
dvander@547: 
dvander@547: SendProp *CGameConfig::GetSendProp(const char *key)
dvander@547: {
dvander@547: 	SendProp *pProp;
dvander@547: 
dvander@547: 	if (!sm_trie_retrieve(m_pProps, key, (void **)&pProp))
dvander@547: 	{
dvander@547: 		return NULL;
dvander@547: 	}
dvander@547: 
dvander@547: 	return pProp;
dvander@547: }
dvander@547: 
dvander@947: bool CGameConfig::GetMemSig(const char *key, void **addr)
dvander@947: {
dvander@947: 	return sm_trie_retrieve(m_pSigs, key, addr);
dvander@947: }
dvander@947: 
dvander@547: void CGameConfig::IncRefCount()
dvander@547: {
dvander@547: 	m_RefCount++;
dvander@547: }
dvander@547: 
dvander@547: unsigned int CGameConfig::DecRefCount()
dvander@547: {
dvander@547: 	m_RefCount--;
dvander@547: 	return m_RefCount;
dvander@547: }
dvander@547: 
dvander@616: GameConfigManager::GameConfigManager()
dvander@547: {
dvander@547: 	m_pLookup = sm_trie_create();
dvander@547: }
dvander@547: 
dvander@616: GameConfigManager::~GameConfigManager()
dvander@547: {
dvander@547: 	sm_trie_destroy(m_pLookup);
dvander@547: }
dvander@547: 
dvander@616: void GameConfigManager::OnSourceModStartup(bool late)
dvander@547: {
dvander@547: 	LoadGameConfigFile("core.games", &g_pGameConf, NULL, 0);
dvander@547: 
ds@1064: 	strncopy(g_Game, g_SourceMod.GetGameFolderName(), sizeof(g_Game));
ds@1064: 	strncopy(g_GameDesc + 1, SERVER_CALL(GetGameDescription)(), sizeof(g_GameDesc) - 1);
dvander@1762: 
dvander@1762: 	KeyValues *pGameInfo = new KeyValues("GameInfo");
ds@1944: 	if (g_HL2.KVLoadFromFile(pGameInfo, basefilesystem, "gameinfo.txt"))
dvander@1762: 	{
dvander@1762: 		const char *str;
dvander@1762: 		if ((str = pGameInfo->GetString("game", NULL)) != NULL)
dvander@1762: 		{
dvander@1762: 			strncopy(g_GameName + 1, str, sizeof(g_GameName) - 1);
dvander@1762: 		}
dvander@1762: 	}
dvander@1762: 	pGameInfo->deleteThis();
dvander@547: }
dvander@547: 
dvander@616: void GameConfigManager::OnSourceModAllInitialized()
dvander@547: {
dvander@547: 	/* NOW initialize the game file */
dvander@547: 	CGameConfig *pGameConf = (CGameConfig *)g_pGameConf;
dvander@547: 	
dvander@547: 	char error[255];
dvander@547: 	if (!pGameConf->Reparse(error, sizeof(error)))
dvander@547: 	{
dvander@547: 		/* :TODO: log */
dvander@547: 	}
dvander@547: 
dvander@547: 	g_ShareSys.AddInterface(NULL, this);
dvander@547: }
dvander@547: 
dvander@616: void GameConfigManager::OnSourceModAllShutdown()
dvander@547: {
dvander@547: 	CloseGameConfigFile(g_pGameConf);
dvander@547: }
dvander@547: 
dvander@616: bool GameConfigManager::LoadGameConfigFile(const char *file, IGameConfig **_pConfig, char *error, size_t maxlength)
dvander@547: {
pred@2142: 	/* A crash was detected during last load - We block the gamedata loading so it hopefully won't happen again */
pred@2142: 	if (g_blockGameDataLoad)
pred@2142: 	{
pred@2142: 		UTIL_Format(error, maxlength, "GameData loaded blocked due to detected crash");
pred@2142: 		return false;
pred@2142: 	}
pred@2142: 
dvander@547: 	CGameConfig *pConfig;
dvander@547: 
dvander@547: 	if (sm_trie_retrieve(m_pLookup, file, (void **)&pConfig))
dvander@547: 	{
dvander@547: 		pConfig->IncRefCount();
dvander@547: 		*_pConfig = pConfig;
dvander@547: 		return true;
dvander@547: 	}
dvander@547: 
dvander@547: 	pConfig = new CGameConfig(file);
dvander@547: 
dvander@547: 	/* :HACKHACK: Don't parse the main config file */
dvander@547: 	bool retval = true;
dvander@547: 	if (_pConfig != &g_pGameConf)
dvander@547: 	{
dvander@547: 		retval = pConfig->Reparse(error, maxlength);
dvander@547: 	}
dvander@547: 
dvander@547: 	m_cfgs.push_back(pConfig);
dvander@547: 	sm_trie_insert(m_pLookup, file, pConfig);
dvander@547: 
dvander@547: 	pConfig->IncRefCount();
dvander@547: 
dvander@547: 	*_pConfig = pConfig;
dvander@547: 
dvander@547: 	return retval;
dvander@547: }
dvander@547: 
dvander@616: void GameConfigManager::CloseGameConfigFile(IGameConfig *cfg)
dvander@547: {
dvander@547: 	CGameConfig *pConfig = (CGameConfig *)cfg;
dvander@547: 
dvander@547: 	if (pConfig->DecRefCount() == 0)
dvander@547: 	{
dvander@971: 		sm_trie_delete(m_pLookup, pConfig->m_pFile);
dvander@547: 		delete pConfig;
dvander@547: 	}
dvander@547: }
dvander@949: 
dvander@949: extern HandleType_t g_GameConfigsType;
dvander@949: 
dvander@949: IGameConfig *GameConfigManager::ReadHandle(Handle_t hndl, IdentityToken_t *ident, HandleError *err)
dvander@949: {
dvander@949: 	HandleSecurity sec(ident, g_pCoreIdent);
dvander@949: 	IGameConfig *conf = NULL;
dvander@949: 	HandleError _err = g_HandleSys.ReadHandle(hndl, g_GameConfigsType, &sec, (void **)&conf);
dvander@949: 
dvander@949: 	if (err)
dvander@949: 	{
dvander@949: 		*err = _err;
dvander@949: 	}
dvander@949: 
dvander@949: 	return conf;
dvander@949: }
pred@2217: 
pred@2217: void GameConfigManager::AddUserConfigHook( const char *sectionname, ITextListener_SMC *listener )
pred@2217: {
pred@2217: 	m_customHandlers.insert(sectionname, listener);
pred@2217: }
pred@2217: 
pred@2217: void GameConfigManager::RemoveUserConfigHook( const char *sectionname, ITextListener_SMC *listener )
pred@2217: {
pred@2217: 	ITextListener_SMC **pListener = m_customHandlers.retrieve(sectionname);
pred@2217: 
pred@2217: 	if (pListener == NULL)
pred@2217: 	{
pred@2217: 		return;
pred@2217: 	}
pred@2217: 
pred@2217: 	if (*pListener != listener)
pred@2217: 	{
pred@2217: 		return;
pred@2217: 	}
pred@2217: 
pred@2217: 	m_customHandlers.remove(sectionname);
pred@2217: 	
pred@2217: 	return;
pred@2217: }