1 files changed, 12 insertions, 0 deletions
diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c
index a00f9bdd4..36ec8db5b 100644
--- a/src/lib/ndpi_main.c
+++ b/src/lib/ndpi_main.c
@@ -7244,6 +7244,18 @@ uint8_t ndpi_connection_tracking(struct ndpi_detection_module_struct *ndpi_str,
 
   /* ******************************************************************** */
 
+  /* Based on djb2 hash - http://www.cse.yorku.ca/~oz/hash.html */
+  u_int32_t ndpi_quick_hash(unsigned char *str, u_int str_len) {
+    u_int32_t hash = 5381, i;
+    
+    for(i=0; i<str_len; i++)
+      hash = ((hash << 5) + hash) + str[i]; /* hash * 33 + str[i] */
+    
+    return hash;
+  }
+
+  /* ******************************************************************** */
+
   void ndpi_md5(const u_char *data, size_t data_len, u_char hash[16]) {
     ndpi_MD5_CTX ctx;