v3.13.2-segwit-test

util.c

@@ -747,6 +747,19 @@ err_out:
 	return cfg;
 }
 
+// Segwit BEGIN
+void memrev(unsigned char *p, size_t len)
+{
+   unsigned char c, *q;
+   for (q = p + len - 1; p < q; p++, q--) {
+      c = *p;
+      *p = *q;
+      *q = c;
+   }
+}
+// Segwit END
+
+
 void cbin2hex(char *out, const char *in, size_t len)
 {
    if (out) {