X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=Socket%2FNetdeviceController.cc;h=fc43cc1ddfdd770c4f98b8dc589e5a81ee08a666;hb=63f4ccfd1186c135b54d3f8d8679c18118dda946;hp=a11c494d019cd6f366ac6e1018e3c7a6e539a60b;hpb=1d247d12d1759ffd77f456efe3a52f03dd289994;p=senf.git

diff --git a/Socket/NetdeviceController.cc b/Socket/NetdeviceController.cc
index a11c494..fc43cc1 100644
--- a/Socket/NetdeviceController.cc
+++ b/Socket/NetdeviceController.cc
@@ -52,6 +52,7 @@ prefix_ senf::NetdeviceController::NetdeviceController(int interface_index)
 }
 
 prefix_ std::string senf::NetdeviceController::interfaceName()
+    const
 {
     struct ifreq ifr;
     ifrName( ifr);
@@ -59,6 +60,7 @@ prefix_ std::string senf::NetdeviceController::interfaceName()
 }
 
 prefix_ senf::MACAddress senf::NetdeviceController::hardwareAddress()
+    const
 {
     struct ifreq ifr;
     ifrName( ifr);
@@ -67,6 +69,7 @@ prefix_ senf::MACAddress senf::NetdeviceController::hardwareAddress()
 }
 
 prefix_ int senf::NetdeviceController::mtu()
+    const
 {
     struct ifreq ifr;
     ifrName( ifr);
@@ -75,6 +78,7 @@ prefix_ int senf::NetdeviceController::mtu()
 }
 
 prefix_ void senf::NetdeviceController::mtu(int new_mtu)
+    const
 {
     struct ifreq ifr;
     ifrName( ifr);
@@ -83,6 +87,7 @@ prefix_ void senf::NetdeviceController::mtu(int new_mtu)
 }
 
 prefix_ int senf::NetdeviceController::interfaceIndex()
+    const
 {
     return ifindex_;
 }
@@ -96,19 +101,21 @@ prefix_ void senf::NetdeviceController::openSocket()
 {
     sockfd_ = ::socket( PF_INET, SOCK_DGRAM, 0);
     if ( sockfd_ < 0)
-        throw SystemException();
+        throw SystemException( "Could not open socket for NetdeviceController");
 }
 
 prefix_ void senf::NetdeviceController::ifrName(ifreq& ifr)
+    const
 {
     ::memset( &ifr, 0, sizeof(ifr));
     ifr.ifr_ifindex = ifindex_;
     if ( ::ioctl( sockfd_, SIOCGIFNAME, &ifr ) < 0 )
-        throw SystemException();
+        throw SystemException( 
+        		"NetdeviceController: Could not discover the name of the interface with index ") << ifindex_;
 }
 
-
 prefix_ void senf::NetdeviceController::doIoctl(ifreq& ifr, int request)
+    const
 {
     if ( ::ioctl( sockfd_, request, &ifr ) < 0 )
         throw SystemException();