added more meaningful exception text

[senf.git] / Socket / NetdeviceController.cc

diff --git a/Socket/NetdeviceController.cc b/Socket/NetdeviceController.cc
index b5add51..b93998c 100644 (file)
--- a/Socket/NetdeviceController.cc
+++ b/Socket/NetdeviceController.cc
@@ -1,8 +1,8 @@
 // $Id$
 //
 // Copyright (C) 2007
-// Fraunhofer Institute for Open Communication Systems (FOKUS) 
-// Competence Center NETwork research (NET), St. Augustin, GERMANY 
+// Fraunhofer Institute for Open Communication Systems (FOKUS)
+// Competence Center NETwork research (NET), St. Augustin, GERMANY
 //     Thorsten Horstmann <tho@berlios.de>
 //
 // This program is free software; you can redistribute it and/or modify
@@ -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_;
 }
@@ -96,22 +101,24 @@ prefix_ void senf::NetdeviceController::openSocket()
 {
     sockfd_ = ::socket( PF_INET, SOCK_DGRAM, 0);
     if ( sockfd_ < 0)
-        throwErrno();
+        throw SystemException();
 }
 
 prefix_ void senf::NetdeviceController::ifrName(ifreq& ifr)
+    const
 {
     ::memset( &ifr, 0, sizeof(ifr));
     ifr.ifr_ifindex = ifindex_;
     if ( ::ioctl( sockfd_, SIOCGIFNAME, &ifr ) < 0 )
-        throwErrno();
+        throw SystemException();
 }
 
 
 prefix_ void senf::NetdeviceController::doIoctl(ifreq& ifr, int request)
+    const
 {
     if ( ::ioctl( sockfd_, request, &ifr ) < 0 )
-        throwErrno();
+        throw SystemException();
 }
 
 ///////////////////////////////cc.e////////////////////////////////////////