Added a more informative error message when trying to import WAV file…

…s with more than 2 GiB of data.

Fixed a possible overflow in AudioStreamWAV::set_data() when trying to set data with a size close to INT_MAX.

editor/import/resource_importer_wav.cpp

@@ -148,7 +148,7 @@ Error ResourceImporterWAV::import(const String &p_source_file, const String &p_s
 
 		/* chunk size */
 		uint32_t chunksize = file->get_32();
-		uint32_t file_pos = file->get_position(); //save file pos, so we can skip to next chunk safely
+		uint64_t file_pos = file->get_position(); //save file pos, so we can skip to next chunk safely
 
 		if (file->eof_reached()) {
 			//ERR_PRINT("EOF REACH");
@@ -197,6 +197,8 @@ Error ResourceImporterWAV::import(const String &p_source_file, const String &p_s
 				break;
 			}
 
+			ERR_FAIL_COND_V_MSG(chunksize > INT_MAX, ERR_INVALID_DATA, "WAV file '" + p_source_file + "' is too large (> 2 GiB of data). Try shortening or splitting it or use a compressed format such as Ogg Vorbis or MP3 instead.");
+
 			frames = chunksize;
 
 			if (format_channels == 0) {

scene/resources/audio_stream_wav.cpp

@@ -581,10 +581,10 @@ void AudioStreamWAV::set_data(const Vector<uint8_t> &p_data) {
 		data_bytes = 0;
 	}
 
-	int datalen = p_data.size();
-	if (datalen) {
+	int64_t datalen = p_data.size();
+	if (datalen > 0 && datalen <= INT_MAX) {
 		const uint8_t *r = p_data.ptr();
-		int alloc_len = datalen + DATA_PAD * 2;
+		int64_t alloc_len = datalen + DATA_PAD * 2;
 		data = memalloc(alloc_len); //alloc with some padding for interpolation
 		memset(data, 0, alloc_len);
 		uint8_t *dataptr = (uint8_t *)data;