From 30e5401a945ebdfd92eedb9f3def9a6acd0fc6ca Mon Sep 17 00:00:00 2001
From: mickeyl <mickeyl>
Date: Sat, 05 Apr 2003 19:29:47 +0000
Subject: - setting the monitor mode on wireless cards via private ioctls is now much more reliable because we detect the appropriate ioctl number at runtime

- ONetworkInterface supports now the evil but handy feature to change MAC address on the fly (provided the driver supports this)
---
(limited to 'libopie2/opienet')

diff --git a/libopie2/opienet/onetutils.cpp b/libopie2/opienet/onetutils.cpp
index b317810..0fb21ff 100644
--- a/libopie2/opienet/onetutils.cpp
+++ b/libopie2/opienet/onetutils.cpp
@@ -62,7 +62,7 @@ const OMacAddress& OMacAddress::unknown = OMacAddress( __unknown );
 
 OMacAddress::OMacAddress( unsigned char* p )
 {
-    memcpy( _bytes, p, 6 ); // D'OH! memcpy in my sources... eeek...
+    memcpy( _bytes, p, 6 );
 }
 
 
@@ -83,6 +83,32 @@ OMacAddress::~OMacAddress()
 }
 
 
+#ifdef QT_NO_DEBUG
+inline
+#endif
+const unsigned char* OMacAddress::native() const
+{
+    return (const unsigned char*) &_bytes;
+}
+
+
+OMacAddress OMacAddress::fromString( const QString& str )
+{
+    QString addr( str );
+    unsigned char buf[6];
+    bool ok = true;
+    int index = 14;
+    for ( int i = 5; i >= 0; --i )
+    {
+        buf[i] = addr.right( 2 ).toUShort( &ok, 16 );
+        if ( !ok ) return OMacAddress::unknown;
+        addr.truncate( index );
+        index -= 3;
+    }
+    return (const unsigned char*) &buf;
+}
+
+
 QString OMacAddress::toString() const
 {
     QString s;
diff --git a/libopie2/opienet/onetutils.h b/libopie2/opienet/onetutils.h
index 8be042b..73d52cc 100644
--- a/libopie2/opienet/onetutils.h
+++ b/libopie2/opienet/onetutils.h
@@ -56,6 +56,9 @@ class OMacAddress
     ~OMacAddress();
 
     QString toString() const;
+    const unsigned char* native() const;
+
+    static OMacAddress fromString( const QString& );
 
   public:
     static const OMacAddress& broadcast; // ff:ff:ff:ff:ff:ff
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index f52279a..e916c44 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -224,6 +224,14 @@ QString ONetworkInterface::ipV4Address() const
 }
 
 
+void ONetworkInterface::setMacAddress( const OMacAddress& addr )
+{
+    _ifr.ifr_hwaddr.sa_family = ARPHRD_ETHER;
+    memcpy( &_ifr.ifr_hwaddr.sa_data, addr.native(), 6 );
+    ioctl( SIOCSIFHWADDR );
+}
+
+
 OMacAddress ONetworkInterface::macAddress() const
 {
     if ( ioctl( SIOCGIFHWADDR ) )
@@ -647,6 +655,13 @@ void OWirelessNetworkInterface::setPrivate( const QString& call, int numargs, ..
 
 void OWirelessNetworkInterface::getPrivate( const QString& call )
 {
+    qWarning( "OWirelessNetworkInterface::getPrivate() is not implemented yet." );
+}
+
+
+bool OWirelessNetworkInterface::hasPrivate( const QString& call )
+{
+    return child( (const char*) call );
 }
 
 
@@ -834,29 +849,16 @@ void OHostAPMonitoringInterface::setEnabled( bool b )
     // IW_MODE_MONITOR was introduced in Wireless Extensions Version 15
     // Wireless Extensions < Version 15 need iwpriv commandos for monitoring
 
+    //TODO: check wireless extensions version on runtime and use
+    //TODO: SIOCSIWMODE( IW_MODE_MONITOR ) if running on WE >= 15
+
     if ( b )
     {
-        #if WIRELESS_EXT > 14
-        _if->_iwr.u.mode = IW_MODE_MONITOR;
-        _if->wioctl( SIOCSIWMODE );
-        #else
-        int* args = (int*) &_if->_iwr.u.name;
-        args[0] = 2;
-        args[1] = 0;
-        _if->wioctl( SIOCDEVPRIVATE );
-        #endif
+        _if->setPrivate( "monitor", 1, 2 );
     }
     else
     {
-        #if WIRELESS_EXT > 14
-        _if->_iwr.u.mode = IW_MODE_INFRA;
-        _if->wioctl( SIOCSIWMODE );
-        #else
-        int* args = (int*) &_if->_iwr.u.name;
-        args[0] = 0;
-        args[1] = 0;
-        _if->wioctl( SIOCDEVPRIVATE );
-        #endif
+        _if->setPrivate( "monitor", 1, 0 );
     }
 }
 
@@ -885,11 +887,7 @@ OOrinocoMonitoringInterface::~OOrinocoMonitoringInterface()
 
 void OOrinocoMonitoringInterface::setChannel( int c )
 {
-    // call iwpriv <device> monitor 2 <channel>
-    int* args = (int*) &_if->_iwr.u.name;
-    args[0] = 2;
-    args[1] = c;
-    _if->wioctl( SIOCIWFIRSTPRIV + 0x8 );
+    _if->setPrivate( "monitor", 2, 2, c );
 }
 
 
@@ -901,11 +899,7 @@ void OOrinocoMonitoringInterface::setEnabled( bool b )
     }
     else
     {
-        // call iwpriv <device> monitor 0 0
-        int* args = (int*) &_if->_iwr.u.name;
-        args[0] = 0;
-        args[1] = 0;
-        _if->wioctl( SIOCIWFIRSTPRIV + 0x8 );
+        _if->setPrivate( "monitor", 2, 0, 0 );
     }
 }
 
diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h
index 4cadbeb..e249aee 100644
--- a/libopie2/opienet/onetwork.h
+++ b/libopie2/opienet/onetwork.h
@@ -63,10 +63,6 @@
 #define _LINUX_IF_H
 #include <linux/wireless.h>
 
-#ifndef SIOCIWFIRSTPRIV
-#define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
-#endif
-
 class ONetworkInterface;
 class OWirelessNetworkInterface;
 class OChannelHopper;
@@ -125,6 +121,7 @@ class ONetworkInterface : public QObject
     bool isLoopback() const;
     bool isWireless() const;
     QString ipV4Address() const;
+    void setMacAddress( const OMacAddress& );
     OMacAddress macAddress() const;
     int dataLinkType() const;
 
@@ -204,6 +201,7 @@ class OWirelessNetworkInterface : public ONetworkInterface
     virtual QString nickName() const;
 
     virtual void setPrivate( const QString&, int, ... );
+    virtual bool hasPrivate( const QString& );
     virtual void getPrivate( const QString& );
 
     virtual bool isAssociated() const {};
@@ -249,7 +247,7 @@ class OMonitoringInterface
     virtual QString name() const = 0;
 
   protected:
-    const OWirelessNetworkInterface* _if;
+    OWirelessNetworkInterface* _if;
 
 };
 
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