# HG changeset patch
# User kono
# Date 1404303680 -32400
# Node ID a8ae952191b859a1913c831f17265e74d79b3fef
# Parent  a106bbed188894fcb5494f7a3a5194e2dc49579d
netmask  done

diff -r a106bbed1888 -r a8ae952191b8 src/main/java/jp/ac/u_ryukyu/treevnc/TreeVNCNetwork.java
--- a/src/main/java/jp/ac/u_ryukyu/treevnc/TreeVNCNetwork.java	Wed Jul 02 20:35:28 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/TreeVNCNetwork.java	Wed Jul 02 21:21:20 2014 +0900
@@ -49,9 +49,9 @@
     		byte[] netmask = ipaddress.getAddress().getAddress();
     		for(int i = 0; i < netmask.length; i++) {
     			int bitpos = i * 8;
-                if (bitpos+8 > prefix) {
-    				netmask[i] = 0;
-    			} else if (bitpos > prefix) {
+    			if (bitpos+7 < prefix) {
+    			    netmask[i] = (byte)0xff;
+    			} else if (bitpos < prefix) {
     				//    ex. bitpos = 0, prefix = 2 
     				//    bitpos+8-prefix
     				//    1100 0000
@@ -61,6 +61,8 @@
     					bytemask |= 0x80;
     				}
     				netmask[i] = (byte)bytemask;
+    			} else {
+    			    netmask[i] = 0;
     			}
     		}
 		return netmask ;