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Saveload: Skip VENC/TNNC chunks entirely on non network server saves

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This commit is contained in:
Jonathan G Rennison
2023-03-21 19:18:10 +00:00
parent c2752b31e6
commit 2028472253
3 changed files with 38 additions and 4 deletions
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17
src/saveload/town_sl.cpp
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@@ -377,6 +377,8 @@ void SlResetTNNC()
void Save_TNNC()
{
assert(_sl_xv_feature_versions[XSLFI_TNNC_CHUNK] != 0);
if (!IsNetworkServerSave() || !IsGetTownZonesCallbackHandlerPresent()) {
SlSetLength(0);
return;
@@ -414,11 +416,24 @@ void Load_TNNC()
}
}
static ChunkSaveLoadSpecialOpResult Special_TNNC(uint32 chunk_id, ChunkSaveLoadSpecialOp op)
{
switch (op) {
case CSLSO_SHOULD_SAVE_CHUNK:
if (_sl_xv_feature_versions[XSLFI_TNNC_CHUNK] == 0) return CSLSOR_DONT_SAVE_CHUNK;
break;
default:
break;
}
return CSLSOR_NONE;
}
/** Chunk handler for towns. */
static const ChunkHandler town_chunk_handlers[] = {
{ 'HIDS', Save_HIDS, Load_HIDS, nullptr, nullptr, CH_ARRAY },
{ 'CITY', Save_TOWN, Load_TOWN, Ptrs_TOWN, nullptr, CH_ARRAY },
{ 'TNNC', Save_TNNC, Load_TNNC, nullptr, nullptr, CH_RIFF },
{ 'TNNC', Save_TNNC, Load_TNNC, nullptr, nullptr, CH_RIFF, Special_TNNC },
};
extern const ChunkHandlerTable _town_chunk_handlers(town_chunk_handlers);