- * set, relative to the start of capture.
- * @param di The decoder instance to call.
- * @param inbuf The buffer to decode.
- * @param inbuflen Length of the buffer.
+ * set, relative to the start of capture.
+ * @param di The decoder instance to call. Must not be NULL.
+ * @param inbuf The buffer to decode. Must not be NULL.
+ * @param inbuflen Length of the buffer. Must be > 0.