X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=Socket%2FProtocols%2FINet%2FINet4Address.cci;h=a840eafaa458e7b7545f7a3db1c48ab6e4e3585f;hb=81ffa1c459b96dd44472bcef37e1e373934ee138;hp=ebf56159ea9124d9fe95f085208d064ee17fdb87;hpb=c75c285e1d33a5394c7f7d3cb437bd01da7d888e;p=senf.git

diff --git a/Socket/Protocols/INet/INet4Address.cci b/Socket/Protocols/INet/INet4Address.cci
index ebf5615..a840eaf 100644
--- a/Socket/Protocols/INet/INet4Address.cci
+++ b/Socket/Protocols/INet/INet4Address.cci
@@ -122,8 +122,17 @@ prefix_ bool senf::INet4Network::match(INet4Address addr)
 prefix_ bool senf::INet4Network::match(INet4Network net)
     const
 {
-    return net.prefix_len() >= prefix_len() &&
-        (net.address().address() & mask()) == address_.address();
+    return net.prefix_len() >= prefix_len() && match(net.address());
+}
+
+prefix_ senf::INet4Address senf::INet4Network::host(boost::uint32_t number)
+{
+    return INet4Address(address_.address() | (number & ~mask()));
+}
+
+prefix_ senf::INet4Network senf::INet4Network::subnet(boost::uint32_t net, unsigned prefix_len)
+{
+    return INet4Network(host(net << (32-prefix_len)),prefix_len);
 }
 
 ////////////////////////////////////////