API extension: ONetwork::isPresent( const char* name )

2 files changed, 15 insertions, 0 deletions

diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index 915814d..e5b091f 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -144,6 +144,17 @@ ONetwork::InterfaceIterator ONetwork::iterator() const
 }

 

 

+bool ONetwork::isPresent( const char* name ) const

+{

+    int sfd = socket( AF_INET, SOCK_STREAM, 0 );

+    struct ifreq ifr;

+    memset( &ifr, 0, sizeof( struct ifreq ) );

+    strcpy( (char*) &ifr.ifr_name, name );

+    int result = ::ioctl( sfd, SIOCGIFFLAGS, &ifr );

+    return result != -1;

+}

+

+

 bool ONetwork::isWirelessInterface( const char* name ) const

 {

     int sfd = socket( AF_INET, SOCK_STREAM, 0 );

diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h
index 0a51108..93b129f 100644
--- a/libopie2/opienet/onetwork.h
+++ b/libopie2/opienet/onetwork.h
@@ -94,6 +94,10 @@ class ONetwork : public QObject
      */
     InterfaceIterator iterator() const;
     /**
+     * @returns true, if the @a interface is present.
+     */
+    bool isPresent( const char* interface ) const;
+    /**
      * @returns true, if the @a interface supports the wireless extension protocol.
      */
     bool isWirelessInterface( const char* interface ) const;