dvander@547: /** ds@2863: * vim: set ts=4 sw=4 tw=99 noet : ds@1330: * ============================================================================= dvander@1231: * SourceMod ds@2863: * Copyright (C) 2004-2009 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 . 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 . dvander@547: */ dvander@547: dvander@3010: #include "common_logic.h" dvander@547: #include dvander@547: #include dvander@3010: #include dvander@3010: #include dvander@592: #include "GameConfigs.h" dvander@3010: #include "stringutil.h" dvander@3010: #include dvander@3010: #include dvander@3010: #include dvander@2999: #include dvander@3010: #include dvander@3010: #include "common_logic.h" dvander@3010: #include "sm_crc32.h" dvander@3010: #include "MemoryUtils.h" dvander@947: ds@3027: #if defined PLATFORM_POSIX dvander@947: #include dvander@947: #endif dvander@547: dvander@3010: using namespace SourceHook; dvander@3010: dvander@616: GameConfigManager g_GameConfigs; dvander@547: IGameConfig *g_pGameConf = NULL; dvander@2628: static char g_Game[256]; dvander@2628: static char g_GameDesc[256] = {'!', '\0'}; dvander@2628: static char g_GameName[256] = {'$', '\0'}; skamonkey@3961: static const char *g_pParseEngine = NULL; 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 downtown1@2901: #define PSTATE_GAMEDEFS_ADDRESSES 12 downtown1@2901: #define PSTATE_GAMEDEFS_ADDRESSES_ADDRESS 13 downtown1@2901: #define PSTATE_GAMEDEFS_ADDRESSES_ADDRESS_READ 14 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 ds@3014: #define PLATFORM_NAME "mac" ds@3014: #define PLATFORM_SERVER_BINARY "server.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@2524: static bool DoesGameMatch(const char *value) dvander@2524: { dvander@2828: #if defined PLATFORM_WINDOWS dvander@2828: if (strcasecmp(value, g_Game) == 0 || dvander@2828: #else dvander@2524: if (strcmp(value, g_Game) == 0 || dvander@2828: #endif dvander@2524: strcmp(value, g_GameDesc) == 0 || dvander@2524: strcmp(value, g_GameName) == 0) dvander@2524: { dvander@2524: return true; dvander@2524: } dvander@2524: return false; dvander@2524: } dvander@2524: dvander@2524: static bool DoesEngineMatch(const char *value) dvander@2524: { skamonkey@3961: return strcmp(value, g_pParseEngine) == 0; dvander@2524: } dvander@2524: skamonkey@3961: CGameConfig::CGameConfig(const char *file, const char *engine) dvander@547: { dvander@2524: strncopy(m_File, file, sizeof(m_File)); dvander@548: m_pStrings = new BaseStringTable(512); pred@2217: pred@2217: m_CustomLevel = 0; pred@2217: m_CustomHandler = NULL; skamonkey@3961: skamonkey@3961: if (!engine) skamonkey@3961: m_pEngine = smcore.GetSourceEngineName(); skamonkey@3961: else skamonkey@3961: m_pEngine = engine; skamonkey@3961: skamonkey@3961: if (strcmp(m_pEngine, "css") == 0 || strcmp(m_pEngine, "dods") == 0 || strcmp(m_pEngine, "hl2dm") == 0 || strcmp(m_pEngine, "tf2") == 0) skamonkey@3961: this->SetBaseEngine("orangebox_valve"); skamonkey@4007: else if (strcmp(m_pEngine, "nucleardawn") == 0) skamonkey@4005: this->SetBaseEngine("left4dead2"); skamonkey@3961: else skamonkey@3961: this->SetBaseEngine(NULL); dvander@547: } dvander@547: dvander@547: CGameConfig::~CGameConfig() dvander@547: { dvander@4038: g_GameConfigs.RemoveCachedConfig(this); 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@2524: if (strcmp(name, "*") == 0 || dvander@2524: strcmp(name, "#default") == 0 || dvander@2524: DoesGameMatch(name)) 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@2524: else if ((strcmp(name, "#supported") == 0) && (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@2524: had_game = false; dvander@2524: matched_game = false; dvander@2524: had_engine = false; dvander@2524: matched_engine = 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: } downtown1@2901: else if (strcmp(name, "Addresses") == 0) downtown1@2901: { downtown1@2901: m_ParseState = PSTATE_GAMEDEFS_ADDRESSES; downtown1@2901: } dvander@947: else dvander@947: { dvander@4058: if (g_GameConfigs.m_customHandlers.retrieve(name, &m_CustomHandler)) pred@2217: { pred@2217: m_CustomLevel = 0; pred@2217: m_ParseState = PSTATE_GAMEDEFS_CUSTOM; 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@3010: smcore.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@3010: g_pSM->BuildPath(Path_Game, path, sizeof(path), "bin/" PLATFORM_SERVER_BINARY); dvander@1307: if ((fp = fopen(path, "rb")) == NULL) dvander@1307: { dvander@3010: smcore.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@3010: smcore.LogError("[SM] Error while parsing CRC section for \"%s\" (%s):", m_Game, m_CurFile); dvander@3010: smcore.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: } downtown1@2901: case PSTATE_GAMEDEFS_ADDRESSES: downtown1@2901: { downtown1@2901: m_Address[0] = '\0'; downtown1@2901: m_AddressSignature[0] = '\0'; downtown1@2901: m_AddressReadCount = 0; downtown1@2901: downtown1@2901: strncopy(m_Address, name, sizeof(m_Address)); downtown1@2901: m_ParseState = PSTATE_GAMEDEFS_ADDRESSES_ADDRESS; downtown1@2901: downtown1@2901: break; downtown1@2901: } downtown1@2901: case PSTATE_GAMEDEFS_ADDRESSES_ADDRESS: downtown1@2901: { downtown1@2901: if (strcmp(name, PLATFORM_NAME) == 0) downtown1@2901: { downtown1@2901: m_ParseState = PSTATE_GAMEDEFS_ADDRESSES_ADDRESS_READ; downtown1@2901: } downtown1@2901: else downtown1@2901: { ds@3014: if (strcmp(name, "linux") != 0 && strcmp(name, "windows") != 0 && strcmp(name, "mac") != 0) downtown1@2901: { dvander@3010: smcore.LogError("[SM] Error while parsing Address section for \"%s\" (%s):", m_Address, m_CurFile); dvander@3010: smcore.LogError("[SM] Unrecognized platform \"%s\"", name); downtown1@2901: } downtown1@2901: m_IgnoreLevel = 1; downtown1@2901: } downtown1@2901: break; downtown1@2901: } 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: downtown1@2901: case PSTATE_GAMEDEFS_ADDRESSES_ADDRESS_READ: 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@3010: m_Offsets.replace(m_offset, atoi(value)); dvander@547: } dvander@548: } else if (m_ParseState == PSTATE_GAMEDEFS_KEYS) { dvander@3010: m_Keys.replace(key, m_pStrings->AddString(value)); dvander@947: } else if (m_ParseState == PSTATE_GAMEDEFS_SUPPORTED) { dvander@2524: if (strcmp(key, "game") == 0) dvander@947: { dvander@2524: had_game = true; dvander@2524: if (DoesGameMatch(value)) dvander@2524: { dvander@2524: matched_game = true; dvander@2524: } dvander@2524: if ((!had_engine && matched_game) || (matched_engine && matched_game)) dvander@2524: { dvander@2524: bShouldBeReadingDefault = true; dvander@2524: } dvander@2524: } dvander@2524: else if (strcmp(key, "engine") == 0) dvander@2524: { dvander@2524: had_engine = true; dvander@2524: if (DoesEngineMatch(value)) dvander@2524: { dvander@2524: matched_engine = true; dvander@2524: } dvander@2524: if ((!had_game && matched_engine) || (matched_game && matched_engine)) dvander@2524: { dvander@2524: bShouldBeReadingDefault = true; dvander@2524: } 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: } downtown1@2901: } else if (m_ParseState == PSTATE_GAMEDEFS_ADDRESSES_ADDRESS || m_ParseState == PSTATE_GAMEDEFS_ADDRESSES_ADDRESS_READ) { downtown1@2901: if (strcmp(key, "read") == 0) { downtown1@2901: int limit = sizeof(m_AddressRead)/sizeof(m_AddressRead[0]); downtown1@2901: if (m_AddressReadCount < limit) downtown1@2901: { downtown1@2901: m_AddressRead[m_AddressReadCount] = atoi(value); downtown1@2901: m_AddressReadCount++; downtown1@2901: } downtown1@2901: else downtown1@2901: { dvander@3010: smcore.LogError("[SM] Error parsing Address \"%s\", does not support more than %d read offsets (gameconf \"%s\")", m_Address, limit, m_CurFile); downtown1@2901: } downtown1@2901: } else if (strcmp(key, "signature") == 0) { downtown1@2901: strncopy(m_AddressSignature, value, sizeof(m_AddressSignature)); downtown1@2901: } 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: { dvander@3010: SendProp *pProp = gamehelpers->FindInSendTable(m_Class, m_Prop); dvander@547: if (pProp) dvander@547: { dvander@3010: int val = gamehelpers->GetSendPropOffset(pProp); dvander@3010: m_Offsets.replace(m_offset, val); dvander@3010: m_Props.replace(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@3010: && (!m_Offsets.retrieve(m_offset))) dvander@547: { dvander@3010: smcore.LogError("[SM] Unable to find property %s.%s (file \"%s\") (mod \"%s\")", ds@1064: m_Class, ds@1064: m_Prop, dvander@2524: m_CurFile, 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: { dvander@3010: addrInBase = smcore.serverFactory; dvander@947: } else if (strcmp(s_TempSig.library, "engine") == 0) { dvander@3010: addrInBase = smcore.engineFactory; skamonkey@3320: } else if (strcmp(s_TempSig.library, "matchmaking_ds") == 0) { skamonkey@3320: addrInBase = smcore.matchmakingDSFactory; dvander@947: } dvander@947: void *final_addr = NULL; dvander@947: if (addrInBase == NULL) dvander@947: { dvander@3010: smcore.LogError("[SM] Unrecognized library \"%s\" (gameconf \"%s\")", dvander@947: s_TempSig.library, dvander@2524: m_CurFile); dvander@947: } else { dvander@951: if (s_TempSig.sig[0] == '@') dvander@947: { aangione@3664: #if defined PLATFORM_WINDOWS aangione@3664: MEMORY_BASIC_INFORMATION mem; aangione@3664: aangione@3664: if (VirtualQuery(addrInBase, &mem, sizeof(mem))) aangione@3664: final_addr = g_MemUtils.ResolveSymbol(mem.AllocationBase, &s_TempSig.sig[1]); aangione@3664: else aangione@3664: smcore.LogError("[SM] Unable to find library \"%s\" in memory (gameconf \"%s\")", s_TempSig.library, m_File); aangione@3664: #elif defined PLATFORM_POSIX 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@3010: if (smcore.SymbolsAreHidden()) dvander@3010: final_addr = g_MemUtils.ResolveSymbol(handle, &s_TempSig.sig[1]); dvander@3010: else dvander@3010: final_addr = dlsym(handle, &s_TempSig.sig[1]); dvander@947: dlclose(handle); dvander@947: } else { dvander@3010: smcore.LogError("[SM] Unable to load library \"%s\" (gameconf \"%s\")", dvander@947: s_TempSig.library, dvander@2524: m_File); dvander@947: } dvander@947: } else { dvander@3010: smcore.LogError("[SM] Unable to find library \"%s\" in memory (gameconf \"%s\")", dvander@947: s_TempSig.library, dvander@2524: m_File); dvander@947: } aangione@3664: #endif dvander@947: } dvander@947: if (final_addr) dvander@947: { dvander@947: goto skip_find; dvander@947: } dvander@947: /* First, preprocess the signature */ dvander@2806: unsigned 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@2806: real_bytes = UTIL_DecodeHexString(real_sig, sizeof(real_sig), s_TempSig.sig); dvander@947: dvander@1061: if (real_bytes >= 1) dvander@947: { dvander@3010: final_addr = g_MemUtils.FindPattern(addrInBase, (char*)real_sig, real_bytes); dvander@947: } dvander@947: } dvander@947: dvander@947: skip_find: dvander@3010: m_Sigs.replace(m_offset, final_addr); dvander@964: m_ParseState = PSTATE_GAMEDEFS_SIGNATURES; dvander@947: dvander@947: break; dvander@947: } downtown1@2901: case PSTATE_GAMEDEFS_ADDRESSES: downtown1@2901: { downtown1@2901: m_ParseState = PSTATE_GAMEDEFS; downtown1@2901: break; downtown1@2901: } downtown1@2901: case PSTATE_GAMEDEFS_ADDRESSES_ADDRESS: downtown1@2901: { downtown1@2901: m_ParseState = PSTATE_GAMEDEFS_ADDRESSES; downtown1@2901: downtown1@2901: if (m_Address[0] == '\0') downtown1@2901: { dvander@3010: smcore.LogError("[SM] Address sections must have names (gameconf \"%s\")", m_CurFile); downtown1@2901: break; downtown1@2901: } downtown1@2901: if (m_AddressSignature[0] == '\0') downtown1@2901: { dvander@3010: smcore.LogError("[SM] Address section for \"%s\" did not specify a signature (gameconf \"%s\")", m_Address, m_CurFile); downtown1@2901: break; downtown1@2901: } downtown1@2901: downtown1@2901: AddressConf addrConf(m_AddressSignature, sizeof(m_AddressSignature), m_AddressReadCount, m_AddressRead); dvander@4058: m_Addresses.replace(m_Address, addrConf); downtown1@2901: downtown1@2901: break; downtown1@2901: } downtown1@2901: case PSTATE_GAMEDEFS_ADDRESSES_ADDRESS_READ: downtown1@2901: { downtown1@2901: m_ParseState = PSTATE_GAMEDEFS_ADDRESSES_ADDRESS; downtown1@2901: break; downtown1@2901: } dvander@547: } dvander@547: dvander@1656: return SMCResult_Continue; dvander@547: } dvander@547: dvander@2524: #define MSTATE_NONE 0 dvander@2524: #define MSTATE_MAIN 1 dvander@2524: #define MSTATE_FILE 2 dvander@2524: dvander@2524: class MasterReader : public ITextListener_SMC dvander@2524: { dvander@2524: public: dvander@2524: virtual void ReadSMC_ParseStart() dvander@2524: { dvander@2524: state = MSTATE_NONE; dvander@2524: ignoreLevel = 0; dvander@2524: } dvander@2524: dvander@2524: virtual SMCResult ReadSMC_NewSection(const SMCStates *states, const char *name) dvander@2524: { dvander@2524: if (ignoreLevel) dvander@2524: { dvander@2524: return SMCResult_Continue; dvander@2524: } dvander@2524: dvander@2524: if (state == MSTATE_NONE) dvander@2524: { dvander@2524: if (strcmp(name, "Game Master") == 0) dvander@2524: { dvander@2524: state = MSTATE_MAIN; dvander@2524: } dvander@2524: else dvander@2524: { dvander@2524: ignoreLevel++; dvander@2524: } dvander@2524: } dvander@2524: else if (state == MSTATE_MAIN) dvander@2524: { dvander@2524: strncopy(cur_file, name, sizeof(cur_file)); dvander@2524: had_engine = false; dvander@2524: matched_engine = false; dvander@2524: had_game = false; dvander@2524: matched_game = false; dvander@2524: state = MSTATE_FILE; dvander@2524: } dvander@2524: else if (state == MSTATE_FILE) dvander@2524: { dvander@2524: ignoreLevel++; dvander@2524: } dvander@2524: dvander@2524: return SMCResult_Continue; dvander@2524: } dvander@2524: dvander@2524: virtual SMCResult ReadSMC_KeyValue(const SMCStates *states, const char *key, const char *value) dvander@2524: { dvander@2524: if (ignoreLevel || state != MSTATE_FILE) dvander@2524: { dvander@2524: return SMCResult_Continue; dvander@2524: } dvander@2524: dvander@2524: if (strcmp(key, "engine") == 0) dvander@2524: { dvander@2524: had_engine = true; dvander@2524: if (DoesEngineMatch(value)) dvander@2524: { dvander@2524: matched_engine = true; dvander@2524: } dvander@2524: } dvander@2524: else if (strcmp(key, "game") == 0) dvander@2524: { dvander@2524: had_game = true; dvander@2524: if (DoesGameMatch(value)) dvander@2524: { dvander@2524: matched_game = true; dvander@2524: } dvander@2524: } dvander@2524: dvander@2524: return SMCResult_Continue; dvander@2524: } dvander@2524: dvander@2524: virtual SMCResult ReadSMC_LeavingSection(const SMCStates *states) dvander@2524: { dvander@2524: if (ignoreLevel) dvander@2524: { dvander@2524: ignoreLevel--; dvander@2524: return SMCResult_Continue; dvander@2524: } dvander@2524: dvander@2524: if (state == MSTATE_FILE) dvander@2524: { dvander@2524: /* The four success conditions: dvander@2524: * 1. Needed nothing. dvander@2524: * 2. Needed game only. dvander@2524: * 3. Needed engine only. dvander@2524: * 4. Needed both engine and game. dvander@2524: * Final result is minimized via k-map. dvander@2524: */ dvander@2524: #if 0 dvander@2524: if ((!had_engine && !had_game) || dvander@2524: (!had_engine && (had_game && matched_game)) || dvander@2524: (!had_game && (had_engine && matched_engine)) || dvander@2524: ((had_game && had_engine) && (matched_game && matched_engine))) dvander@2524: #endif dvander@2524: if ((!had_engine && !had_game) || dvander@2524: (!had_engine && matched_game) || dvander@2524: (!had_game && matched_engine) || dvander@2524: (matched_engine && matched_game)) dvander@2524: { dvander@2524: fileList->push_back(cur_file); dvander@2524: } dvander@2524: state = MSTATE_MAIN; dvander@2524: } dvander@2524: else if (state == MSTATE_MAIN) dvander@2524: { dvander@2524: state = MSTATE_NONE; dvander@2524: } dvander@2524: dvander@2524: return SMCResult_Continue; dvander@2524: } dvander@2524: public: dvander@2524: List *fileList; dvander@2524: unsigned int state; dvander@2524: unsigned int ignoreLevel; dvander@2524: char cur_file[PLATFORM_MAX_PATH]; dvander@2524: bool had_engine; dvander@2524: bool matched_engine; dvander@2524: bool had_game; dvander@2524: bool matched_game; dvander@2524: }; dvander@2524: dvander@2524: static MasterReader master_reader; dvander@2524: dvander@547: bool CGameConfig::Reparse(char *error, size_t maxlength) dvander@547: { dvander@548: /* Reset cached data */ dvander@548: m_pStrings->Reset(); dvander@3010: m_Offsets.clear(); dvander@3010: m_Props.clear(); dvander@3010: m_Keys.clear(); dvander@4058: m_Addresses.clear(); dvander@547: dvander@2524: char path[PLATFORM_MAX_PATH]; dvander@2524: dvander@2524: /* See if we can use the extended gamedata format. */ dvander@3010: g_pSM->BuildPath(Path_SM, path, sizeof(path), "gamedata/%s/master.games.txt", m_File); dvander@3010: if (!libsys->PathExists(path)) dvander@2524: { dvander@2524: /* Nope, use the old mechanism. */ dvander@3010: smcore.Format(path, sizeof(path), "%s.txt", m_File); dvander@2524: return EnterFile(path, error, maxlength); dvander@2524: } dvander@2524: dvander@2524: /* Otherwise, it's time to parse the master. */ dvander@2524: SMCError err; dvander@2524: SMCStates state = {0, 0}; dvander@2524: List fileList; dvander@2524: master_reader.fileList = &fileList; skamonkey@3961: const char *pEngine[2] = { m_pBaseEngine, m_pEngine }; dvander@2524: skamonkey@3961: for (unsigned char iter = 0; iter < SM_ARRAYSIZE(pEngine); ++iter) dvander@2524: { skamonkey@3961: if (pEngine[iter] == NULL) skamonkey@3961: { skamonkey@3961: continue; skamonkey@3961: } dvander@2524: skamonkey@3961: this->SetParseEngine(pEngine[iter]); skamonkey@3961: err = textparsers->ParseSMCFile(path, &master_reader, &state, error, maxlength); skamonkey@3961: if (err != SMCError_Okay) skamonkey@3961: { skamonkey@3961: const char *msg = textparsers->GetSMCErrorString(err); skamonkey@3961: skamonkey@3961: smcore.LogError("[SM] Error parsing master gameconf file \"%s\":", path); skamonkey@3961: smcore.LogError("[SM] Error %d on line %d, col %d: %s", skamonkey@3961: err, skamonkey@3961: state.line, skamonkey@3961: state.col, skamonkey@3961: msg ? msg : "Unknown error"); skamonkey@3961: return false; skamonkey@3961: } dvander@2524: } dvander@2524: dvander@2524: /* Go through each file we found and parse it. */ dvander@2524: List::iterator iter; dvander@2524: for (iter = fileList.begin(); iter != fileList.end(); iter++) dvander@2524: { dvander@3010: smcore.Format(path, sizeof(path), "%s/%s", m_File, (*iter).c_str()); dvander@2524: if (!EnterFile(path, error, maxlength)) dvander@2524: { dvander@2524: return false; dvander@2524: } dvander@2524: } dvander@2524: pred@2578: /* Parse the contents of the 'custom' directory */ dvander@3010: g_pSM->BuildPath(Path_SM, path, sizeof(path), "gamedata/%s/custom", m_File); dvander@3010: IDirectory *customDir = libsys->OpenDirectory(path); pred@2578: pred@2578: if (!customDir) pred@2578: { pred@2578: return true; pred@2578: } pred@2578: pred@2578: while (customDir->MoreFiles()) pred@2578: { pred@2578: if (!customDir->IsEntryFile()) pred@2578: { pred@2578: customDir->NextEntry(); pred@2578: continue; pred@2578: } pred@2578: pred@2578: const char *curFile = customDir->GetEntryName(); pred@2578: pred@2578: /* Only allow .txt files */ pred@2578: int len = strlen(curFile); pred@2579: if (len > 4 && strcmp(&curFile[len-4], ".txt") != 0) pred@2578: { pred@2578: customDir->NextEntry(); pred@2578: continue; pred@2578: } pred@2578: dvander@3010: smcore.Format(path, sizeof(path), "%s/custom/%s", m_File, curFile); pred@2578: if (!EnterFile(path, error, maxlength)) pred@2578: { dvander@3010: libsys->CloseDirectory(customDir); pred@2578: return false; pred@2578: } pred@2578: pred@2578: customDir->NextEntry(); pred@2578: } pred@2578: dvander@3010: libsys->CloseDirectory(customDir); dvander@2524: return true; dvander@2524: } dvander@2524: dvander@2524: bool CGameConfig::EnterFile(const char *file, char *error, size_t maxlength) dvander@2524: { dvander@2524: SMCError err; dvander@2524: SMCStates state = {0, 0}; dvander@2524: dvander@3010: g_pSM->BuildPath(Path_SM, m_CurFile, sizeof(m_CurFile), "gamedata/%s", file); dvander@2524: dvander@2524: /* Initialize parse states */ dvander@2524: m_IgnoreLevel = 0; dvander@2524: bShouldBeReadingDefault = true; dvander@2524: m_ParseState = PSTATE_NONE; skamonkey@3961: const char *pEngine[2] = { m_pBaseEngine, m_pEngine }; dvander@1885: skamonkey@3961: for (unsigned char iter = 0; iter < SM_ARRAYSIZE(pEngine); ++iter) skamonkey@3961: { skamonkey@3961: if (pEngine[iter] == NULL) pred@2217: { skamonkey@3961: continue; pred@2217: } pred@2217: skamonkey@3961: this->SetParseEngine(pEngine[iter]); skamonkey@3961: if ((err=textparsers->ParseSMCFile(m_CurFile, this, &state, error, maxlength)) skamonkey@3961: != SMCError_Okay) skamonkey@3961: { skamonkey@3961: const char *msg = textparsers->GetSMCErrorString(err); skamonkey@3961: skamonkey@3961: smcore.LogError("[SM] Error parsing gameconfig file \"%s\":", m_CurFile); skamonkey@3961: smcore.LogError("[SM] Error %d on line %d, col %d: %s", skamonkey@3961: err, skamonkey@3961: state.line, skamonkey@3961: state.col, skamonkey@3961: msg ? msg : "Unknown error"); skamonkey@3961: skamonkey@3961: if (m_ParseState == PSTATE_GAMEDEFS_CUSTOM) skamonkey@3961: { skamonkey@3961: //error occurred while parsing a custom section skamonkey@3961: m_CustomHandler->ReadSMC_ParseEnd(true, true); skamonkey@3961: m_CustomHandler = NULL; skamonkey@3961: m_CustomLevel = 0; skamonkey@3961: } skamonkey@3961: skamonkey@3961: return false; skamonkey@3961: } dvander@547: } dvander@547: dvander@547: return true; dvander@547: } dvander@547: skamonkey@3961: void CGameConfig::SetBaseEngine(const char *engine) skamonkey@3961: { skamonkey@3961: m_pBaseEngine = engine; skamonkey@3961: } skamonkey@3961: skamonkey@3961: void CGameConfig::SetParseEngine(const char *engine) skamonkey@3961: { skamonkey@3961: g_pParseEngine = engine; skamonkey@3961: } skamonkey@3961: dvander@547: bool CGameConfig::GetOffset(const char *key, int *value) dvander@547: { dvander@4058: return m_Offsets.retrieve(key, value); dvander@547: } dvander@547: dvander@547: const char *CGameConfig::GetKeyValue(const char *key) dvander@547: { dvander@4058: int address; dvander@4058: if (!m_Keys.retrieve(key, &address)) dvander@548: return NULL; dvander@4058: return m_pStrings->GetString(address); dvander@547: } dvander@547: downtown1@2901: //memory addresses below 0x10000 are automatically considered invalid for dereferencing downtown1@2901: #define VALID_MINIMUM_MEMORY_ADDRESS 0x10000 downtown1@2901: downtown1@2901: bool CGameConfig::GetAddress(const char *key, void **retaddr) downtown1@2901: { dvander@4058: StringHashMap::Result r = m_Addresses.find(key); dvander@4058: if (!r.found()) downtown1@2901: { downtown1@2901: *retaddr = NULL; downtown1@2901: return false; downtown1@2901: } downtown1@2901: dvander@4058: AddressConf &addrConf = r->value; dvander@4058: downtown1@2901: void *addr; dvander@4058: if (!GetMemSig(addrConf.signatureName, &addr)) downtown1@2901: { downtown1@2901: *retaddr = NULL; downtown1@2901: return false; downtown1@2901: } downtown1@2901: dvander@4058: for (int i = 0; i < addrConf.readCount; ++i) downtown1@2901: { dvander@4058: int offset = addrConf.read[i]; downtown1@2901: downtown1@2901: //NULLs in the middle of an indirection chain are bad, end NULL is ok downtown1@2901: if (addr == NULL || reinterpret_cast(addr) < VALID_MINIMUM_MEMORY_ADDRESS) downtown1@2901: { downtown1@2901: *retaddr = NULL; downtown1@2901: return false; downtown1@2901: } downtown1@2901: addr = *(reinterpret_cast(reinterpret_cast(addr) + offset)); downtown1@2901: } downtown1@2901: downtown1@2901: *retaddr = addr; downtown1@2901: return true; downtown1@2901: } downtown1@2901: dvander@3011: static inline unsigned minOf(unsigned a, unsigned b) dvander@3010: { dvander@3010: return a <= b ? a : b; dvander@3010: } dvander@3010: downtown1@2901: CGameConfig::AddressConf::AddressConf(char *sigName, unsigned sigLength, unsigned readCount, int *read) downtown1@2901: { dvander@3011: unsigned readLimit = minOf(readCount, sizeof(this->read) / sizeof(this->read[0])); downtown1@2901: downtown1@2901: strncopy(signatureName, sigName, sizeof(signatureName) / sizeof(signatureName[0])); downtown1@2901: this->readCount = readLimit; downtown1@2901: memcpy(&this->read[0], read, sizeof(this->read[0])*readLimit); downtown1@2901: } downtown1@2901: dvander@547: SendProp *CGameConfig::GetSendProp(const char *key) dvander@547: { dvander@3010: SendProp **pProp; dvander@547: dvander@3010: if ((pProp = m_Props.retrieve(key)) == NULL) dvander@547: return NULL; dvander@547: dvander@3010: return *pProp; dvander@547: } dvander@547: dvander@947: bool CGameConfig::GetMemSig(const char *key, void **addr) dvander@947: { dvander@4058: return m_Sigs.retrieve(key, addr); dvander@947: } dvander@947: dvander@616: GameConfigManager::GameConfigManager() dvander@547: { dvander@547: } dvander@547: dvander@616: GameConfigManager::~GameConfigManager() dvander@547: { dvander@547: } dvander@547: dvander@616: void GameConfigManager::OnSourceModStartup(bool late) dvander@547: { dvander@547: LoadGameConfigFile("core.games", &g_pGameConf, NULL, 0); dvander@547: dvander@3010: strncopy(g_Game, g_pSM->GetGameFolderName(), sizeof(g_Game)); dvander@3010: strncopy(g_GameDesc + 1, smcore.GetGameDescription(), sizeof(g_GameDesc) - 1); dvander@3010: smcore.GetGameName(g_GameName + 1, sizeof(g_GameName) - 1); 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@3010: 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: { dvander@2517: #if 0 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: } dvander@2517: #endif pred@2142: dvander@547: CGameConfig *pConfig; dvander@3010: CGameConfig **ppConfig; dvander@547: dvander@3010: if ((ppConfig = m_Lookup.retrieve(file)) != NULL) dvander@547: { dvander@3010: pConfig = *ppConfig; dvander@4038: pConfig->AddRef(); 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@3010: m_Lookup.insert(file, pConfig); dvander@547: dvander@547: *_pConfig = pConfig; dvander@547: return retval; dvander@547: } dvander@547: dvander@616: void GameConfigManager::CloseGameConfigFile(IGameConfig *cfg) dvander@547: { dvander@547: CGameConfig *pConfig = (CGameConfig *)cfg; dvander@4038: pConfig->Release(); dvander@547: } dvander@949: dvander@3010: extern Handle_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@3010: HandleError _err = 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: dvander@2562: void GameConfigManager::AddUserConfigHook(const char *sectionname, ITextListener_SMC *listener) pred@2217: { pred@2217: m_customHandlers.insert(sectionname, listener); pred@2217: } pred@2217: dvander@4058: void GameConfigManager::RemoveUserConfigHook(const char *sectionname, ITextListener_SMC *aListener) pred@2217: { dvander@4058: ITextListener_SMC *listener; dvander@4058: if (!m_customHandlers.retrieve(sectionname, &listener)) pred@2217: return; pred@2217: dvander@4058: if (listener != aListener) pred@2217: return; pred@2217: pred@2217: m_customHandlers.remove(sectionname); pred@2217: return; pred@2217: } dvander@2562: dvander@2562: void GameConfigManager::AcquireLock() dvander@2562: { dvander@2562: } dvander@2562: dvander@2562: void GameConfigManager::ReleaseLock() dvander@2562: { dvander@2562: } dvander@4038: dvander@4038: void GameConfigManager::RemoveCachedConfig(CGameConfig *config) dvander@4038: { dvander@4038: m_Lookup.remove(config->m_File); dvander@4038: }