gamelog_sl.cpp

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

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