# gamelog_sl.cpp

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    00001 /* $Id: gamelog_sl.cpp 18809 2010-01-15 16:41:15Z rubidium $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * 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.
    00006  * 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.
    00007  * 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/>.
    00008  */
    00009
    00012 #include "../stdafx.h"
    00013 #include "../gamelog_internal.h"
    00014 #include "../core/alloc_func.hpp"
    00015
    00016 #include "saveload.h"
    00017
    00018 static const SaveLoad _glog_action_desc[] = {
    00019   SLE_VAR(LoggedAction, tick,              SLE_UINT16),
    00020   SLE_END()
    00021 };
    00022
    00023 static const SaveLoad _glog_mode_desc[] = {
    00024   SLE_VAR(LoggedChange, mode.mode,         SLE_UINT8),
    00025   SLE_VAR(LoggedChange, mode.landscape,    SLE_UINT8),
    00026   SLE_END()
    00027 };
    00028
    00029 static const SaveLoad _glog_revision_desc[] = {
    00030   SLE_ARR(LoggedChange, revision.text,     SLE_UINT8,  NETWORK_REVISION_LENGTH),
    00031   SLE_VAR(LoggedChange, revision.newgrf,   SLE_UINT32),
    00032   SLE_VAR(LoggedChange, revision.slver,    SLE_UINT16),
    00033   SLE_VAR(LoggedChange, revision.modified, SLE_UINT8),
    00034   SLE_END()
    00035 };
    00036
    00037 static const SaveLoad _glog_oldver_desc[] = {
    00038   SLE_VAR(LoggedChange, oldver.type,       SLE_UINT32),
    00039   SLE_VAR(LoggedChange, oldver.version,    SLE_UINT32),
    00040   SLE_END()
    00041 };
    00042
    00043 static const SaveLoad _glog_setting_desc[] = {
    00044   SLE_STR(LoggedChange, setting.name,      SLE_STR,    128),
    00045   SLE_VAR(LoggedChange, setting.oldval,    SLE_INT32),
    00046   SLE_VAR(LoggedChange, setting.newval,    SLE_INT32),
    00047   SLE_END()
    00048 };
    00049
    00050 static const SaveLoad _glog_grfadd_desc[] = {
    00051   SLE_VAR(LoggedChange, grfadd.grfid,      SLE_UINT32    ),
    00052   SLE_ARR(LoggedChange, grfadd.md5sum,     SLE_UINT8,  16),
    00053   SLE_END()
    00054 };
    00055
    00056 static const SaveLoad _glog_grfrem_desc[] = {
    00057   SLE_VAR(LoggedChange, grfrem.grfid,      SLE_UINT32),
    00058   SLE_END()
    00059 };
    00060
    00061 static const SaveLoad _glog_grfcompat_desc[] = {
    00062   SLE_VAR(LoggedChange, grfcompat.grfid,   SLE_UINT32    ),
    00063   SLE_ARR(LoggedChange, grfcompat.md5sum,  SLE_UINT8,  16),
    00064   SLE_END()
    00065 };
    00066
    00067 static const SaveLoad _glog_grfparam_desc[] = {
    00068   SLE_VAR(LoggedChange, grfparam.grfid,    SLE_UINT32),
    00069   SLE_END()
    00070 };
    00071
    00072 static const SaveLoad _glog_grfmove_desc[] = {
    00073   SLE_VAR(LoggedChange, grfmove.grfid,     SLE_UINT32),
    00074   SLE_VAR(LoggedChange, grfmove.offset,    SLE_INT32),
    00075   SLE_END()
    00076 };
    00077
    00078 static const SaveLoad _glog_grfbug_desc[] = {
    00079   SLE_VAR(LoggedChange, grfbug.data,       SLE_UINT64),
    00080   SLE_VAR(LoggedChange, grfbug.grfid,      SLE_UINT32),
    00081   SLE_VAR(LoggedChange, grfbug.bug,        SLE_UINT8),
    00082   SLE_END()
    00083 };
    00084
    00085 static const SaveLoad _glog_emergency_desc[] = {
    00086   SLE_END()
    00087 };
    00088
    00089 static const SaveLoad * const _glog_desc[] = {
    00090   _glog_mode_desc,
    00091   _glog_revision_desc,
    00092   _glog_oldver_desc,
    00093   _glog_setting_desc,
    00094   _glog_grfadd_desc,
    00095   _glog_grfrem_desc,
    00096   _glog_grfcompat_desc,
    00097   _glog_grfparam_desc,
    00098   _glog_grfmove_desc,
    00099   _glog_grfbug_desc,
    00100   _glog_emergency_desc,
    00101 };
    00102
    00103 assert_compile(lengthof(_glog_desc) == GLCT_END);
    00104
    00105 static void Load_GLOG()
    00106 {
    00107   assert(_gamelog_action == NULL);
    00108   assert(_gamelog_actions == 0);
    00109
    00110   GamelogActionType at;
    00111   while ((at = (GamelogActionType)SlReadByte()) != GLAT_NONE) {
    00112     _gamelog_action = ReallocT(_gamelog_action, _gamelog_actions + 1);
    00113     LoggedAction *la = &_gamelog_action[_gamelog_actions++];
    00114
    00115     la->at = at;
    00116
    00117     SlObject(la, _glog_action_desc); // has to be saved after 'DATE'!
    00118     la->change = NULL;
    00119     la->changes = 0;
    00120
    00121     GamelogChangeType ct;
    00122     while ((ct = (GamelogChangeType)SlReadByte()) != GLCT_NONE) {
    00123       la->change = ReallocT(la->change, la->changes + 1);
    00124
    00125       LoggedChange *lc = &la->change[la->changes++];
    00126       /* for SLE_STR, pointer has to be valid! so make it NULL */
    00127       memset(lc, 0, sizeof(*lc));
    00128       lc->ct = ct;
    00129
    00130       assert((uint)ct < GLCT_END);
    00131
    00132       SlObject(lc, _glog_desc[ct]);
    00133     }
    00134   }
    00135 }
    00136
    00137 static void Save_GLOG()
    00138 {
    00139   const LoggedAction *laend = &_gamelog_action[_gamelog_actions];
    00140   size_t length = 0;
    00141
    00142   for (const LoggedAction *la = _gamelog_action; la != laend; la++) {
    00143     const LoggedChange *lcend = &la->change[la->changes];
    00144     for (LoggedChange *lc = la->change; lc != lcend; lc++) {
    00145       assert((uint)lc->ct < lengthof(_glog_desc));
    00146       length += SlCalcObjLength(lc, _glog_desc[lc->ct]) + 1;
    00147     }
    00148     length += 4;
    00149   }
    00150   length++;
    00151
    00152   SlSetLength(length);
    00153
    00154   for (LoggedAction *la = _gamelog_action; la != laend; la++) {
    00155     SlWriteByte(la->at);
    00156     SlObject(la, _glog_action_desc);
    00157
    00158     const LoggedChange *lcend = &la->change[la->changes];
    00159     for (LoggedChange *lc = la->change; lc != lcend; lc++) {
    00160       SlWriteByte(lc->ct);
    00161       assert((uint)lc->ct < GLCT_END);
    00162       SlObject(lc, _glog_desc[lc->ct]);
    00163     }
    00164     SlWriteByte(GLCT_NONE);
    00165   }
    00166   SlWriteByte(GLAT_NONE);
    00167 }
    00168
    00169
    00170 extern const ChunkHandler _gamelog_chunk_handlers[] = {
    00171   { 'GLOG', Save_GLOG, Load_GLOG, NULL, CH_RIFF | CH_LAST }
    00172 };