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author | frosch <frosch@openttd.org> | 2011-11-08 17:27:13 +0000 |
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committer | frosch <frosch@openttd.org> | 2011-11-08 17:27:13 +0000 |
commit | 52774235eb6eb8affb7e68b94c490d3f09e7ae31 (patch) | |
tree | af07d5b6df28b5c9fdcef94e0f67ecec290e1764 /src/economy.cpp | |
parent | 30874b5e81af0fff2f42d34b9b105ee86666b8ac (diff) | |
download | openttd-52774235eb6eb8affb7e68b94c490d3f09e7ae31.tar.xz |
(svn r23148) -Change: [NewGRF] Check the results of various callbacks for validness.
Diffstat (limited to 'src/economy.cpp')
-rw-r--r-- | src/economy.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/economy.cpp b/src/economy.cpp index 5ba852bc6..79d8a0b99 100644 --- a/src/economy.cpp +++ b/src/economy.cpp @@ -1209,7 +1209,14 @@ static void LoadUnloadVehicle(Vehicle *front, int *cargo_left) if (_settings_game.order.gradual_loading && HasBit(e->info.callback_mask, CBM_VEHICLE_LOAD_AMOUNT)) { uint16 cb_load_amount = GetVehicleCallback(CBID_VEHICLE_LOAD_AMOUNT, 0, 0, v->engine_type, v); - if (cb_load_amount != CALLBACK_FAILED && GB(cb_load_amount, 0, 8) != 0) load_amount = GB(cb_load_amount, 0, 8); + if (cb_load_amount != CALLBACK_FAILED) { + if (e->GetGRF()->grf_version < 8) cb_load_amount = GB(cb_load_amount, 0, 8); + if (cb_load_amount >= 0x100) { + ErrorUnknownCallbackResult(e->GetGRFID(), CBID_VEHICLE_LOAD_AMOUNT, cb_load_amount); + } else if (cb_load_amount != 0) { + load_amount = cb_load_amount; + } + } } GoodsEntry *ge = &st->goods[v->cargo_type]; |