+/* tiny hash function inspired from pearson */
+static int pearson4(const char *text)
+{
+ static uint8_t T[16] = {
+ 4, 1, 6, 0, 9, 14, 11, 5,
+ 2, 3, 12, 15, 10, 7, 8, 13
+ };
+ uint8_t r, c;
+
+ for (r = 0; (c = (uint8_t)*text) ; text++) {
+ r = T[r ^ (15 & c)];
+ r = T[r ^ (c >> 4)];
+ }
+ return r; // % HEADCOUNT;
+}
+