/* * This file is part of OpenTTD. * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2. * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>. */ /** @file gamelog_sl.cpp Code handling saving and loading of gamelog data */ #include "../stdafx.h" #include "../gamelog_internal.h" #include "../fios.h" #include "saveload.h" #include "../safeguards.h" static const SaveLoad _glog_action_desc[] = { SLE_VAR(LoggedAction, tick, SLE_UINT16), SLE_END() }; static const SaveLoad _glog_mode_desc[] = { SLE_VAR(LoggedChange, mode.mode, SLE_UINT8), SLE_VAR(LoggedChange, mode.landscape, SLE_UINT8), SLE_END() }; static const SaveLoad _glog_revision_desc[] = { SLE_ARR(LoggedChange, revision.text, SLE_UINT8, GAMELOG_REVISION_LENGTH), SLE_VAR(LoggedChange, revision.newgrf, SLE_UINT32), SLE_VAR(LoggedChange, revision.slver, SLE_UINT16), SLE_VAR(LoggedChange, revision.modified, SLE_UINT8), SLE_END() }; static const SaveLoad _glog_oldver_desc[] = { SLE_VAR(LoggedChange, oldver.type, SLE_UINT32), SLE_VAR(LoggedChange, oldver.version, SLE_UINT32), SLE_END() }; static const SaveLoad _glog_setting_desc[] = { SLE_STR(LoggedChange, setting.name, SLE_STR, 128), SLE_VAR(LoggedChange, setting.oldval, SLE_INT32), SLE_VAR(LoggedChange, setting.newval, SLE_INT32), SLE_END() }; static const SaveLoad _glog_grfadd_desc[] = { SLE_VAR(LoggedChange, grfadd.grfid, SLE_UINT32 ), SLE_ARR(LoggedChange, grfadd.md5sum, SLE_UINT8, 16), SLE_END() }; static const SaveLoad _glog_grfrem_desc[] = { SLE_VAR(LoggedChange, grfrem.grfid, SLE_UINT32), SLE_END() }; static const SaveLoad _glog_grfcompat_desc[] = { SLE_VAR(LoggedChange, grfcompat.grfid, SLE_UINT32 ), SLE_ARR(LoggedChange, grfcompat.md5sum, SLE_UINT8, 16), SLE_END() }; static const SaveLoad _glog_grfparam_desc[] = { SLE_VAR(LoggedChange, grfparam.grfid, SLE_UINT32), SLE_END() }; static const SaveLoad _glog_grfmove_desc[] = { SLE_VAR(LoggedChange, grfmove.grfid, SLE_UINT32), SLE_VAR(LoggedChange, grfmove.offset, SLE_INT32), SLE_END() }; static const SaveLoad _glog_grfbug_desc[] = { SLE_VAR(LoggedChange, grfbug.data, SLE_UINT64), SLE_VAR(LoggedChange, grfbug.grfid, SLE_UINT32), SLE_VAR(LoggedChange, grfbug.bug, SLE_UINT8), SLE_END() }; static const SaveLoad _glog_emergency_desc[] = { SLE_END() }; static const SaveLoad * const _glog_desc[] = { _glog_mode_desc, _glog_revision_desc, _glog_oldver_desc, _glog_setting_desc, _glog_grfadd_desc, _glog_grfrem_desc, _glog_grfcompat_desc, _glog_grfparam_desc, _glog_grfmove_desc, _glog_grfbug_desc, _glog_emergency_desc, }; static_assert(lengthof(_glog_desc) == GLCT_END); static void Load_GLOG_common(LoggedAction *&gamelog_action, uint &gamelog_actions) { assert(gamelog_action == nullptr); assert(gamelog_actions == 0); GamelogActionType at; while ((at = (GamelogActionType)SlReadByte()) != GLAT_NONE) { gamelog_action = ReallocT(gamelog_action, gamelog_actions + 1); LoggedAction *la = &gamelog_action[gamelog_actions++]; la->at = at; SlObject(la, _glog_action_desc); // has to be saved after 'DATE'! la->change = nullptr; la->changes = 0; GamelogChangeType ct; while ((ct = (GamelogChangeType)SlReadByte()) != GLCT_NONE) { la->change = ReallocT(la->change, la->changes + 1); LoggedChange *lc = &la->change[la->changes++]; /* for SLE_STR, pointer has to be valid! so make it nullptr */ memset(lc, 0, sizeof(*lc)); lc->ct = ct; assert((uint)ct < GLCT_END); SlObject(lc, _glog_desc[ct]); } } } static void Save_GLOG() { const LoggedAction *laend = &_gamelog_action[_gamelog_actions]; size_t length = 0; for (const LoggedAction *la = _gamelog_action; la != laend; la++) { const LoggedChange *lcend = &la->change[la->changes]; for (LoggedChange *lc = la->change; lc != lcend; lc++) { assert((uint)lc->ct < lengthof(_glog_desc)); length += SlCalcObjLength(lc, _glog_desc[lc->ct]) + 1; } length += 4; } length++; SlSetLength(length); for (LoggedAction *la = _gamelog_action; la != laend; la++) { SlWriteByte(la->at); SlObject(la, _glog_action_desc); const LoggedChange *lcend = &la->change[la->changes]; for (LoggedChange *lc = la->change; lc != lcend; lc++) { SlWriteByte(lc->ct); assert((uint)lc->ct < GLCT_END); SlObject(lc, _glog_desc[lc->ct]); } SlWriteByte(GLCT_NONE); } SlWriteByte(GLAT_NONE); } static void Load_GLOG() { Load_GLOG_common(_gamelog_action, _gamelog_actions); } static void Check_GLOG() { Load_GLOG_common(_load_check_data.gamelog_action, _load_check_data.gamelog_actions); } extern const ChunkHandler _gamelog_chunk_handlers[] = { { 'GLOG', Save_GLOG, Load_GLOG, nullptr, Check_GLOG, CH_RIFF | CH_LAST } };