source code

libs/magnum-opus/tests/opus-padding.rs

@@ -0,0 +1,29 @@
+// Based on libmagnum_opus/tests/test_magnum_opus_padding.c
+
+/* Check for overflow in reading the padding length.
+ * http://lists.xiph.org/pipermail/magnum_opus/2012-November/001834.html
+ */
+
+extern crate magnum_opus;
+
+#[test]
+fn test_overflow() {
+    const PACKETSIZE: usize = 16909318;
+    const CHANNELS: magnum_opus::Channels = magnum_opus::Channels::Stereo;
+    const FRAMESIZE: usize = 5760;
+
+    let mut input = vec![0xff; PACKETSIZE];
+    let mut output = vec![0i16; FRAMESIZE * 2];
+
+    input[0] = 0xff;
+    input[1] = 0x41;
+    *input.last_mut().unwrap() = 0x0b;
+
+    let mut decoder = magnum_opus::Decoder::new(48000, CHANNELS).unwrap();
+    let result = decoder.decode(&input[..], &mut output[..], false);
+    drop(decoder);
+    drop(input);
+    drop(output);
+
+    assert_eq!(result.unwrap_err().code(), magnum_opus::ErrorCode::InvalidPacket);
+}