From: Paul <redacted>
Date: Thu, 25 Dec 2008 00:39:16 +0000 (+0000)
Subject: add is_normalized_ipmask
X-Git-Url: https://jfr.im/git/irc/quakenet/newserv.git/commitdiff_plain/2f726f7717e35e9536eca7635d09279774ddd516

add is_normalized_ipmask

--HG--
branch : paul
---

diff --git a/patricia/patricia.h b/patricia/patricia.h
index ab709362..d5861956 100644
--- a/patricia/patricia.h
+++ b/patricia/patricia.h
@@ -98,6 +98,7 @@ void releasenodeext(int index);
 
 void node_increment_usercount( patricia_node_t *node);
 void node_decrement_usercount( patricia_node_t *node);
+int is_normalized_ipmask( struct irc_in_addr *sin, unsigned char bitlen );
 
 /* alloc */
 void freeprefix (prefix_t *prefix);
diff --git a/patricia/patricialib.c b/patricia/patricialib.c
index 738929a0..009b1dbc 100644
--- a/patricia/patricialib.c
+++ b/patricia/patricialib.c
@@ -586,3 +586,14 @@ void node_decrement_usercount( patricia_node_t *node) {
     node=node->parent;
   }
 }
+
+int is_normalized_ipmask( struct irc_in_addr *sin, unsigned char bitlen ) {
+  u_char *addr = (u_char *)sin;
+
+  while (bitlen < PATRICIA_MAXBITS) {
+    if (is_bit_set(addr,bitlen))
+       return 0;
+    bitlen++;
+  }
+  return 1;
+}