- // buffer must be > search
- static protected boolean startsWith(byte[] search, byte[] buffer, int offset) {
+ /**
+ * Check if the buffer starts with the given search term (given as an array,
+ * a start position and a end position).
+ * <p>
+ * Note: the parameter <tt>len</tt> is the <b>index</b> of the last
+ * position, <b>not</b> the length.
+ * <p>
+ * Note: the search term size <b>must</b> be smaller or equal the internal
+ * buffer size.
+ *
+ * @param search
+ * the term to search for
+ * @param buffer
+ * the buffer to look into
+ * @param offset
+ * the offset at which to start the search
+ * @param len
+ * the maximum index of the data to check (this is <b>not</b> a
+ * length, but an index)
+ *
+ * @return TRUE if the search content is present at the given location and
+ * does not exceed the <tt>len</tt> index
+ */
+ static protected boolean startsWith(byte[] search, byte[] buffer,
+ int offset, int len) {
+
+ // Check if there even is enough space for it
+ if (search.length > (len - offset)) {
+ return false;
+ }
+