X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=Socket%2FNetdeviceController.cc;h=07466c69fceaa352b3db4ae30c2658f2ef4a6a82;hb=3cb0a2ff50b8f1111da34b696e64fb1b037cd683;hp=b5add516244dbb3ab71b0a58ebc1cfaa64352858;hpb=f73fa16ed5abdce272ac77f8b8b9ef2b9922c266;p=senf.git

diff --git a/Socket/NetdeviceController.cc b/Socket/NetdeviceController.cc
index b5add51..07466c6 100644
--- 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);
@@ -66,7 +68,16 @@ prefix_ senf::MACAddress senf::NetdeviceController::hardwareAddress()
     return senf::MACAddress::from_data( ifr.ifr_hwaddr.sa_data);
 }
 
+prefix_ void senf::NetdeviceController::hardwareAddress(const MACAddress &newAddress) {
+    struct ifreq ifr;
+    ifrName( ifr);
+    ifr.ifr_hwaddr.sa_family = 1; // TODO: lookup named constant; PF_LOCAL ???
+    std::copy(newAddress.begin(), newAddress.end(), ifr.ifr_hwaddr.sa_data);
+    doIoctl( ifr, SIOCSIFHWADDR);
+}
+
 prefix_ int senf::NetdeviceController::mtu()
+    const
 {
     struct ifreq ifr;
     ifrName( ifr);
@@ -75,6 +86,7 @@ prefix_ int senf::NetdeviceController::mtu()
 }
 
 prefix_ void senf::NetdeviceController::mtu(int new_mtu)
+    const
 {
     struct ifreq ifr;
     ifrName( ifr);
@@ -83,6 +95,7 @@ prefix_ void senf::NetdeviceController::mtu(int new_mtu)
 }
 
 prefix_ int senf::NetdeviceController::interfaceIndex()
+    const
 {
     return ifindex_;
 }
@@ -96,22 +109,24 @@ prefix_ void senf::NetdeviceController::openSocket()
 {
     sockfd_ = ::socket( PF_INET, SOCK_DGRAM, 0);
     if ( sockfd_ < 0)
-        throwErrno();
+        SENF_THROW_SYSTEM_EXCEPTION("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 )
-        throwErrno();
+        SENF_THROW_SYSTEM_EXCEPTION("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 )
-        throwErrno();
+        SENF_THROW_SYSTEM_EXCEPTION("NetdeviceController::doIoctl failed.");
 }
 
 ///////////////////////////////cc.e////////////////////////////////////////