cpp/openttd-patchpack/source Changeset - r22107:a2789f79b69e

Changeset - r22107:a2789f79b69e

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frosch - 9 years ago 2015-05-09 10:04:50
frosch@openttd.org

(svn r27278) -Fix: Handle savegames with an unexpected amount of industry-builder or NewGRF entity-mapping more gracefully.

3 files changed with 7 insertions and 7 deletions:

src/saveload/industry_sl.cpp

src/saveload/newgrf_sl.cpp

src/saveload/saveload.cpp

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src/saveload/industry_sl.cpp

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@@ @@ -160,14 +160,12 @@ static void Save_ITBL() @@
 /** Load industry-type build data. */
 static void Load_ITBL()
+{
 	_industry_builder.Reset();
 	int index;
 	for (int i = 0; i < NUM_INDUSTRYTYPES; i++) {
 		index = SlIterateArray();
 		assert(index == i);
 		SlObject(_industry_builder.builddata + i, _industrytype_builder_desc);
 	while ((index = SlIterateArray()) != -1) {
 		if ((uint)index >= NUM_INDUSTRYTYPES) SlErrorCorrupt("Too many industry builder datas");
 		SlObject(_industry_builder.builddata + index, _industrytype_builder_desc);
+	}
 	index = SlIterateArray();
 	assert(index == -1);
+}
 extern const ChunkHandler _industry_chunk_handlers[] = {

src/saveload/newgrf_sl.cpp

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@@ @@ -51,7 +51,7 @@ void Load_NewGRFMapping(OverrideManagerB @@
 	int index;
 	while ((index = SlIterateArray()) != -1) {
-		if ((uint)index >= max_id) break;
+		if ((uint)index >= max_id) SlErrorCorrupt("Too many NewGRF entity mappings");
 		SlObject(&mapping.mapping_ID[index], _newgrf_mapping_desc);
+	}
+}

src/saveload/saveload.cpp

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@@ @@ -1667,9 +1667,11 @@ static void SlLoadChunk(const ChunkHandl @@
 		case CH_ARRAY:
 			_sl.array_index = 0;
 			ch->load_proc();
 			if (_next_offs != 0) SlErrorCorrupt("Invalid array length");
 			break;
 		case CH_SPARSE_ARRAY:
 			ch->load_proc();
 			if (_next_offs != 0) SlErrorCorrupt("Invalid array length");
 			break;
 		default:
 			if ((m & 0xF) == CH_RIFF) {

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