gamelog_sl.cpp

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00001 /* $Id: gamelog_sl.cpp 15410 2009-02-08 12:25:13Z rubidium $ */
00002 
00005 #include "../stdafx.h"
00006 #include "../gamelog.h"
00007 #include "../gamelog_internal.h"
00008 #include "../core/alloc_func.hpp"
00009 
00010 #include "saveload.h"
00011 
00012 static const SaveLoad _glog_action_desc[] = {
00013   SLE_VAR(LoggedAction, tick,              SLE_UINT16),
00014   SLE_END()
00015 };
00016 
00017 static const SaveLoad _glog_mode_desc[] = {
00018   SLE_VAR(LoggedChange, mode.mode,         SLE_UINT8),
00019   SLE_VAR(LoggedChange, mode.landscape,    SLE_UINT8),
00020   SLE_END()
00021 };
00022 
00023 static const SaveLoad _glog_revision_desc[] = {
00024   SLE_ARR(LoggedChange, revision.text,     SLE_UINT8,  NETWORK_REVISION_LENGTH),
00025   SLE_VAR(LoggedChange, revision.newgrf,   SLE_UINT32),
00026   SLE_VAR(LoggedChange, revision.slver,    SLE_UINT16),
00027   SLE_VAR(LoggedChange, revision.modified, SLE_UINT8),
00028   SLE_END()
00029 };
00030 
00031 static const SaveLoad _glog_oldver_desc[] = {
00032   SLE_VAR(LoggedChange, oldver.type,       SLE_UINT32),
00033   SLE_VAR(LoggedChange, oldver.version,    SLE_UINT32),
00034   SLE_END()
00035 };
00036 
00037 static const SaveLoad _glog_setting_desc[] = {
00038   SLE_STR(LoggedChange, setting.name,      SLE_STR,    128),
00039   SLE_VAR(LoggedChange, setting.oldval,    SLE_INT32),
00040   SLE_VAR(LoggedChange, setting.newval,    SLE_INT32),
00041   SLE_END()
00042 };
00043 
00044 static const SaveLoad _glog_grfadd_desc[] = {
00045   SLE_VAR(LoggedChange, grfadd.grfid,      SLE_UINT32    ),
00046   SLE_ARR(LoggedChange, grfadd.md5sum,     SLE_UINT8,  16),
00047   SLE_END()
00048 };
00049 
00050 static const SaveLoad _glog_grfrem_desc[] = {
00051   SLE_VAR(LoggedChange, grfrem.grfid,      SLE_UINT32),
00052   SLE_END()
00053 };
00054 
00055 static const SaveLoad _glog_grfcompat_desc[] = {
00056   SLE_VAR(LoggedChange, grfcompat.grfid,   SLE_UINT32    ),
00057   SLE_ARR(LoggedChange, grfcompat.md5sum,  SLE_UINT8,  16),
00058   SLE_END()
00059 };
00060 
00061 static const SaveLoad _glog_grfparam_desc[] = {
00062   SLE_VAR(LoggedChange, grfparam.grfid,    SLE_UINT32),
00063   SLE_END()
00064 };
00065 
00066 static const SaveLoad _glog_grfmove_desc[] = {
00067   SLE_VAR(LoggedChange, grfmove.grfid,     SLE_UINT32),
00068   SLE_VAR(LoggedChange, grfmove.offset,    SLE_INT32),
00069   SLE_END()
00070 };
00071 
00072 static const SaveLoad _glog_grfbug_desc[] = {
00073   SLE_VAR(LoggedChange, grfbug.data,       SLE_UINT64),
00074   SLE_VAR(LoggedChange, grfbug.grfid,      SLE_UINT32),
00075   SLE_VAR(LoggedChange, grfbug.bug,        SLE_UINT8),
00076   SLE_END()
00077 };
00078 
00079 static const SaveLoad *_glog_desc[] = {
00080   _glog_mode_desc,
00081   _glog_revision_desc,
00082   _glog_oldver_desc,
00083   _glog_setting_desc,
00084   _glog_grfadd_desc,
00085   _glog_grfrem_desc,
00086   _glog_grfcompat_desc,
00087   _glog_grfparam_desc,
00088   _glog_grfmove_desc,
00089   _glog_grfbug_desc,
00090 };
00091 
00092 assert_compile(lengthof(_glog_desc) == GLCT_END);
00093 
00094 static void Load_GLOG()
00095 {
00096   assert(_gamelog_action == NULL);
00097   assert(_gamelog_actions == 0);
00098 
00099   GamelogActionType at;
00100   while ((at = (GamelogActionType)SlReadByte()) != GLAT_NONE) {
00101     _gamelog_action = ReallocT(_gamelog_action, _gamelog_actions + 1);
00102     LoggedAction *la = &_gamelog_action[_gamelog_actions++];
00103 
00104     la->at = at;
00105 
00106     SlObject(la, _glog_action_desc); // has to be saved after 'DATE'!
00107     la->change = NULL;
00108     la->changes = 0;
00109 
00110     GamelogChangeType ct;
00111     while ((ct = (GamelogChangeType)SlReadByte()) != GLCT_NONE) {
00112       la->change = ReallocT(la->change, la->changes + 1);
00113 
00114       LoggedChange *lc = &la->change[la->changes++];
00115       /* for SLE_STR, pointer has to be valid! so make it NULL */
00116       memset(lc, 0, sizeof(*lc));
00117       lc->ct = ct;
00118 
00119       assert((uint)ct < GLCT_END);
00120 
00121       SlObject(lc, _glog_desc[ct]);
00122     }
00123   }
00124 }
00125 
00126 static void Save_GLOG()
00127 {
00128   const LoggedAction *laend = &_gamelog_action[_gamelog_actions];
00129   size_t length = 0;
00130 
00131   for (const LoggedAction *la = _gamelog_action; la != laend; la++) {
00132     const LoggedChange *lcend = &la->change[la->changes];
00133     for (LoggedChange *lc = la->change; lc != lcend; lc++) {
00134       assert((uint)lc->ct < lengthof(_glog_desc));
00135       length += SlCalcObjLength(lc, _glog_desc[lc->ct]) + 1;
00136     }
00137     length += 4;
00138   }
00139   length++;
00140 
00141   SlSetLength(length);
00142 
00143   for (LoggedAction *la = _gamelog_action; la != laend; la++) {
00144     SlWriteByte(la->at);
00145     SlObject(la, _glog_action_desc);
00146 
00147     const LoggedChange *lcend = &la->change[la->changes];
00148     for (LoggedChange *lc = la->change; lc != lcend; lc++) {
00149       SlWriteByte(lc->ct);
00150       assert((uint)lc->ct < GLCT_END);
00151       SlObject(lc, _glog_desc[lc->ct]);
00152     }
00153     SlWriteByte(GLCT_NONE);
00154   }
00155   SlWriteByte(GLAT_NONE);
00156 }
00157 
00158 
00159 extern const ChunkHandler _gamelog_chunk_handlers[] = {
00160   { 'GLOG', Save_GLOG, Load_GLOG, CH_RIFF | CH_LAST }
00161 };

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