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OpenTTD-patches/src/sl/gamelog_sl.cpp

147 lines
5.0 KiB
C++

/*
* 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 "../load_check.h"
#include "../string_func.h"
#include "saveload.h"
#include "../safeguards.h"
static const SaveLoad _glog_action_desc[] = {
SLE_CONDVAR_X(LoggedAction, tick, SLE_FILE_U16 | SLE_VAR_U64, SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_U64_TICK_COUNTER, 0, 0)),
SLE_CONDVAR_X(LoggedAction, tick, SLE_UINT64, SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_U64_TICK_COUNTER)),
};
static const SaveLoad _glog_mode_desc[] = {
SLE_VAR(LoggedChange, mode.mode, SLE_UINT8),
SLE_VAR(LoggedChange, mode.landscape, SLE_UINT8),
};
static char old_revision_text[GAMELOG_REVISION_LENGTH];
static const SaveLoad _glog_revision_desc[] = {
SLEG_CONDARR_X(old_revision_text, SLE_UINT8, GAMELOG_REVISION_LENGTH, SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_EXTENDED_GAMELOG, 0, 0)),
SLE_CONDSTR_X(LoggedChange, revision.text, SLE_STR, 0, SL_MIN_VERSION, SL_MAX_VERSION, SlXvFeatureTest(XSLFTO_AND, XSLFI_EXTENDED_GAMELOG)),
SLE_VAR(LoggedChange, revision.newgrf, SLE_UINT32),
SLE_VAR(LoggedChange, revision.slver, SLE_UINT16),
SLE_VAR(LoggedChange, revision.modified, SLE_UINT8),
};
static const SaveLoad _glog_oldver_desc[] = {
SLE_VAR(LoggedChange, oldver.type, SLE_UINT32),
SLE_VAR(LoggedChange, oldver.version, SLE_UINT32),
};
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),
};
static const SaveLoad _glog_grfadd_desc[] = {
SLE_VAR(LoggedChange, grfadd.grfid, SLE_UINT32 ),
SLE_ARR(LoggedChange, grfadd.md5sum, SLE_UINT8, 16),
};
static const SaveLoad _glog_grfrem_desc[] = {
SLE_VAR(LoggedChange, grfrem.grfid, SLE_UINT32),
};
static const SaveLoad _glog_grfcompat_desc[] = {
SLE_VAR(LoggedChange, grfcompat.grfid, SLE_UINT32 ),
SLE_ARR(LoggedChange, grfcompat.md5sum, SLE_UINT8, 16),
};
static const SaveLoad _glog_grfparam_desc[] = {
SLE_VAR(LoggedChange, grfparam.grfid, SLE_UINT32),
};
static const SaveLoad _glog_grfmove_desc[] = {
SLE_VAR(LoggedChange, grfmove.grfid, SLE_UINT32),
SLE_VAR(LoggedChange, grfmove.offset, SLE_INT32),
};
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),
};
static const SaveLoad _glog_emergency_desc[] = {
SLE_CONDNULL(0, SL_MIN_VERSION, SL_MIN_VERSION), // Just an empty list, to keep the rest of the code easier.
};
static const SaveLoadTable _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(std::vector<LoggedAction> &gamelog_actions)
{
assert(gamelog_actions.empty());
uint8_t type;
while ((type = SlReadByte()) != GLAT_NONE) {
if (type >= GLAT_END) SlErrorCorrupt("Invalid gamelog action type");
GamelogActionType at = (GamelogActionType)type;
LoggedAction &la = gamelog_actions.emplace_back();
la.at = at;
SlObject(&la, _glog_action_desc); // has to be saved after 'DATE'!
while ((type = SlReadByte()) != GLCT_NONE) {
if (type >= GLCT_END) SlErrorCorrupt("Invalid gamelog change type");
GamelogChangeType ct = (GamelogChangeType)type;
la.changes.push_back({});
LoggedChange *lc = &la.changes.back();
lc->ct = ct;
SlObject(lc, _glog_desc[ct]);
if (ct == GLCT_REVISION && SlXvIsFeatureMissing(XSLFI_EXTENDED_GAMELOG)) {
lc->revision.text = stredup(old_revision_text, lastof(old_revision_text));
}
}
}
}
static void Load_GLOG()
{
Load_GLOG_common(_gamelog_actions);
}
static void Check_GLOG()
{
Load_GLOG_common(_load_check_data.gamelog_actions);
}
static const ChunkHandler gamelog_chunk_handlers[] = {
MakeSaveUpstreamFeatureConditionalLoadUpstreamChunkHandler<'GLOG', XSLFI_EXTENDED_GAMELOG, 2>(Load_GLOG, nullptr, Check_GLOG),
};
extern const ChunkHandlerTable _gamelog_chunk_handlers(gamelog_chunk_handlers);