fix ScriptReader (#2642)

* fix ScriptReader

* increase scriptBuffer

* fix DeckManager::LoadCurrentDeck

gframe/data_manager.cpp

@@ -6,7 +6,7 @@
 namespace ygo {
 
 const wchar_t* DataManager::unknown_string = L"???";
-unsigned char DataManager::scriptBuffer[0x20000];
+unsigned char DataManager::scriptBuffer[0x100000];
 IFileSystem* DataManager::FileSystem;
 DataManager dataManager;
 
@@ -424,14 +424,11 @@ unsigned char* DataManager::ScriptReader(const char* script_name, int* slen) {
 #endif
 	if (!reader)
 		return nullptr;
-	size_t size = reader->getSize();
-	if (size > sizeof scriptBuffer) {
-		reader->drop();
-		return nullptr;
-	}
-	reader->read(scriptBuffer, size);
+	int size = reader->read(scriptBuffer, sizeof scriptBuffer);
 	reader->drop();
-	*slen = (int)size;
+	if (size >= (int)sizeof scriptBuffer)
+		return nullptr;
+	*slen = size;
 	return scriptBuffer;
 }
 unsigned char* DataManager::DefaultScriptReader(const char* script_name, int* slen) {

gframe/data_manager.h

@@ -50,7 +50,7 @@ public:
 	std::unordered_map<unsigned int, std::wstring> _sysStrings;
 	char errmsg[512]{};
 
-	static unsigned char scriptBuffer[0x20000];
+	static unsigned char scriptBuffer[0x100000];
 	static const wchar_t* unknown_string;
 	static uint32_t CardReader(uint32_t, card_data*);
 	static unsigned char* ScriptReaderEx(const char* script_name, int* slen);

gframe/deck_manager.cpp

@@ -280,25 +280,23 @@ bool DeckManager::LoadCurrentDeck(const wchar_t* file, bool is_packlist) {
 	current_deck.clear();
 	IReadFile* reader = OpenDeckReader(file);
 	if(!reader) {
-		wchar_t localfile[64];
+		wchar_t localfile[256];
 		myswprintf(localfile, L"./deck/%ls.ydk", file);
 		reader = OpenDeckReader(localfile);
 	}
 	if(!reader && !mywcsncasecmp(file, L"./pack", 6)) {
-		wchar_t zipfile[64];
+		wchar_t zipfile[256];
 		myswprintf(zipfile, L"%ls", file + 2);
 		reader = OpenDeckReader(zipfile);
 	}
 	if(!reader)
 		return false;
-	auto size = reader->getSize();
-	if(size >= (int)sizeof deckBuffer) {
-		reader->drop();
-		return false;
-	}
 	std::memset(deckBuffer, 0, sizeof deckBuffer);
-	reader->read(deckBuffer, size);
+	int size = reader->read(deckBuffer, sizeof deckBuffer);
 	reader->drop();
+	if (size >= (int)sizeof deckBuffer) {
+		return false;
+	}
 	std::istringstream deckStream(deckBuffer);
 	LoadDeck(current_deck, deckStream, is_packlist);
 	return true;  // the above LoadDeck has return value but we ignore it here for now