- improve scan function using the wireless extensions.

- fix bug in setSSID().
Major parts of this patch are courtesy Skyhusker - thanks!

5 files changed, 212 insertions, 31 deletions

diff --git a/libopie2/opienet/onetutils.h b/libopie2/opienet/onetutils.h
index f1d34a0..32f5355 100644
--- a/libopie2/opienet/onetutils.h
+++ b/libopie2/opienet/onetutils.h
@@ -1,196 +1,215 @@
 /*
                              This file is part of the Opie Project
-
-                             (C) 2003 Michael 'Mickey' Lauer <mickey@tm.informatik.uni-frankfurt.de>
+                             (C) 2003-2005 Michael 'Mickey' Lauer <mickey@Vanille.de>
               =.
             .=l.
            .>+-=
  _;:,     .>    :=|.         This program is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; version 2 of the License.
-     ._= =}       :           
+     ._= =}       :
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This program is distributed in the hope that
      +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
 ..}^=.=       =       ;      Library General Public License for more
 ++=   -.     .`     .:       details.
  :     =  ...= . :.=-
  -.   .:....=;==+<;          You should have received a copy of the GNU
   -_. . .   )=.  =           Library General Public License along with
     --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #ifndef ONETUTILS_H
 #define ONETUTILS_H
 
 #include <qdict.h>
 #include <qmap.h>
 #include <qstring.h>
 #include <qhostaddress.h>
 #include <qobject.h>
 
 #include <sys/types.h>
 
 struct ifreq;
 
 namespace Opie {
 namespace Net  {
 
 class OWirelessNetworkInterface;
 
 /*======================================================================================
  * OMacAddress
  *======================================================================================*/
 
 class OMacAddress
 {
   public:
     // QString c'tor? -zecke
     OMacAddress();
     OMacAddress( unsigned char* );
     OMacAddress( const unsigned char* );
     OMacAddress( struct ifreq& );
     ~OMacAddress();
 
     QString manufacturer() const;
     QString toString( bool substitute = false ) const;
     const unsigned char* native() const;
 
     // no c'tor but this one why not make it a c'tor. it could also replace the others or is this the problem?
     static OMacAddress fromString( const QString& );
 
   public:
     static const OMacAddress& broadcast; // ff:ff:ff:ff:ff:ff
     static const OMacAddress& unknown;   // 44:44:44:44:44:44
 
   private:
     unsigned char _bytes[6];
 
   friend bool operator==( const OMacAddress &m1, const OMacAddress &m2 );
   class Private;
   Private *d;
 
 };
 
 bool operator==( const OMacAddress &m1, const OMacAddress &m2 );
 
 
 /*======================================================================================
  * OHostAddress
  *======================================================================================*/
 
 class OHostAddress : public QHostAddress
 {
   /*public:
     OHostAddress();
     ~OHostAddress();
   */
   private:
   class Private;
   Private *d;
 };
 
 
 /*======================================================================================
  * OPrivateIOCTL
  *======================================================================================*/
 
 class OPrivateIOCTL : public QObject
 {
   public:
     OPrivateIOCTL( QObject* parent, const char* name, int cmd, int getargs, int setargs );
     ~OPrivateIOCTL();
 
     int numberGetArgs() const;
     int typeGetArgs() const;
     int numberSetArgs() const;
     int typeSetArgs() const;
 
     // FIXME return int? as ::ioctl does? -zecke
     void invoke() const;
     void setParameter( int, u_int32_t );
 
   private:
     u_int32_t _ioctl;
     u_int16_t _getargs;
     u_int16_t _setargs;
 
     class Private;
     Private *d;
 };
 
  /*======================================================================================
  * Miscellaneous
  *======================================================================================*/
 
 namespace Internal {
 void dumpBytes( const unsigned char* data, int num );
 QString modeToString( int );
 int stringToMode( const QString& );
 }
 }
 }
 
 #define IW_PRIV_TYPE_MASK       0x7000
 #define IW_PRIV_TYPE_NONE       0x0000
 #define IW_PRIV_TYPE_BYTE       0x1000
 #define IW_PRIV_TYPE_CHAR       0x2000
 #define IW_PRIV_TYPE_INT        0x4000
 #define IW_PRIV_TYPE_FLOAT      0x5000
 #define IW_PRIV_TYPE_ADDR       0x6000
 #define IW_PRIV_SIZE_FIXED      0x0800
 #define IW_PRIV_SIZE_MASK       0x07FF
 
+#define IW_HEADER_TYPE_NULL     0       /* Not available */
+#define IW_HEADER_TYPE_CHAR     2       /* char [IFNAMSIZ] */
+#define IW_HEADER_TYPE_UINT     4       /* __u32 */
+#define IW_HEADER_TYPE_FREQ     5       /* struct iw_freq */
+#define IW_HEADER_TYPE_ADDR     6       /* struct sockaddr */
+#define IW_HEADER_TYPE_POINT    8       /* struct iw_point */
+#define IW_HEADER_TYPE_PARAM    9       /* struct iw_param */
+#define IW_HEADER_TYPE_QUAL     10      /* struct iw_quality */
+
+#define IW_EV_POINT_OFF (((char *) &(((struct iw_point *) NULL)->length)) - \
+                                  (char *) NULL)
+
 #ifndef ARPHRD_IEEE80211
 #define ARPHRD_IEEE80211 801
 #endif
 #ifndef ARPHRD_IEEE80211_PRISM
 #define ARPHRD_IEEE80211_PRISM 802
 #endif
 
+/* Wireless Extension Scanning Stuff */
+struct iw_stream_descr
+{
+    char *        end;            /* End of the stream */
+    char *        current;        /* Current event in stream of events */
+    char *        value;          /* Current value in event */
+};
+
 
 /* Network to host order macros */
 
 #ifdef LBL_ALIGN
 #define EXTRACT_16BITS(p) \
         ((u_int16_t)((u_int16_t)*((const u_int8_t *)(p) + 0) << 8 | \
                      (u_int16_t)*((const u_int8_t *)(p) + 1)))
 #define EXTRACT_32BITS(p) \
         ((u_int32_t)((u_int32_t)*((const u_int8_t *)(p) + 0) << 24 | \
                      (u_int32_t)*((const u_int8_t *)(p) + 1) << 16 | \
                      (u_int32_t)*((const u_int8_t *)(p) + 2) << 8 | \
                      (u_int32_t)*((const u_int8_t *)(p) + 3)))
 #else
 #define EXTRACT_16BITS(p) \
         ((u_int16_t)ntohs(*(const u_int16_t *)(p)))
 #define EXTRACT_32BITS(p) \
         ((u_int32_t)ntohl(*(const u_int32_t *)(p)))
 #endif
 
 #define EXTRACT_24BITS(p) \
         ((u_int32_t)((u_int32_t)*((const u_int8_t *)(p) + 0) << 16 | \
                      (u_int32_t)*((const u_int8_t *)(p) + 1) << 8 | \
                      (u_int32_t)*((const u_int8_t *)(p) + 2)))
 
 /* Little endian protocol host order macros */
 #define EXTRACT_LE_8BITS(p) (*(p))
 #define EXTRACT_LE_16BITS(p) \
         ((u_int16_t)((u_int16_t)*((const u_int8_t *)(p) + 1) << 8 | \
                      (u_int16_t)*((const u_int8_t *)(p) + 0)))
 #define EXTRACT_LE_32BITS(p) \
         ((u_int32_t)((u_int32_t)*((const u_int8_t *)(p) + 3) << 24 | \
                      (u_int32_t)*((const u_int8_t *)(p) + 2) << 16 | \
                      (u_int32_t)*((const u_int8_t *)(p) + 1) << 8 | \
                      (u_int32_t)*((const u_int8_t *)(p) + 0)))
 
 #endif // ONETUTILS_H
 
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index ae1865d..546be9e 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -1,157 +1,156 @@
 /*
                              This file is part of the Opie Project
-                             Copyright (C) 2003-2004 by Michael 'Mickey' Lauer
-              =.             <mickey@Vanille.de>
+                             Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.de>
+              =.
             .=l.
            .>+-=
  _;:,     .>    :=|.         This program is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; version 2 of the License.
-     ._= =}       :           
+     ._= =}       :
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This program is distributed in the hope that
      +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
 ..}^=.=       =       ;      Library General Public License for more
 ++=   -.     .`     .:       details.
  :     =  ...= . :.=-
  -.   .:....=;==+<;          You should have received a copy of the GNU
   -_. . .   )=.  =           Library General Public License along with
     --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 /* OPIE */
 
 #include <opie2/onetwork.h>
 #include <opie2/ostation.h>
 #include <opie2/odebug.h>
 
 /* QT */
 
 #include <qfile.h>
 #include <qtextstream.h>
 
 /* UNIX */
 
 #include <assert.h>
 #include <arpa/inet.h>
 #include <errno.h>
 #include <string.h>
 #include <stdlib.h>
 #include <math.h>
 #include <sys/ioctl.h>
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <unistd.h>
 #include <linux/sockios.h>
 #include <net/if_arp.h>
 #include <stdarg.h>
 
 #ifndef NODEBUG
 #include <opie2/odebugmapper.h>
 
-
 using namespace Opie::Core;
 using namespace Opie::Net::Internal;
 DebugMapper* debugmapper = new DebugMapper();
 #endif
 
 /*======================================================================================
  * ONetwork
  *======================================================================================*/
 
 namespace Opie {
 namespace Net  {
 ONetwork* ONetwork::_instance = 0;
 
 ONetwork::ONetwork()
 {
     odebug << "ONetwork::ONetwork()" << oendl;
     odebug << "ONetwork: This code has been compiled against Wireless Extensions V" << WIRELESS_EXT << oendl;
     synchronize();
 }
 
 void ONetwork::synchronize()
 {
     // gather available interfaces by inspecting /proc/net/dev
     //FIXME: we could use SIOCGIFCONF here, but we aren't interested in virtual (e.g. eth0:0) devices
     //FIXME: Use SIOCGIFCONF anway, because we can disable listing of aliased devices
     //FIXME: Best is use SIOCGIFCONF and if this doesn't work (result=-1), then fallback to parsing /proc/net/dev
 
     _interfaces.clear();
     QString str;
     QFile f( "/proc/net/dev" );
     bool hasFile = f.open( IO_ReadOnly );
     if ( !hasFile )
     {
         odebug << "ONetwork: /proc/net/dev not existing. No network devices available" << oendl;
         return;
     }
     QTextStream s( &f );
     s.readLine();
     s.readLine();
     while ( !s.atEnd() )
     {
         s >> str;
         str.truncate( str.find( ':' ) );
         odebug << "ONetwork: found interface '" << str << "'" << oendl;
         ONetworkInterface* iface = 0;
         if ( isWirelessInterface( str ) )
         {
             iface = new OWirelessNetworkInterface( this, (const char*) str );
             odebug << "ONetwork: interface '" << str << "' has Wireless Extensions" << oendl;
         }
         else
         {
             iface = new ONetworkInterface( this, (const char*) str );
         }
         _interfaces.insert( str, iface );
         s.readLine();
     }
 }
 
 
 short ONetwork::wirelessExtensionCompileVersion()
 {
     return WIRELESS_EXT;
 }
 
 
 int ONetwork::count() const
 {
     return _interfaces.count();
 }
 
 
 ONetworkInterface* ONetwork::interface( const QString& iface ) const
 {
     return _interfaces[iface];
 }
 
 
 ONetwork* ONetwork::instance()
 {
     if ( !_instance ) _instance = new ONetwork();
     return _instance;
 }
 
 
 ONetwork::InterfaceIterator ONetwork::iterator() const
 {
     return ONetwork::InterfaceIterator( _interfaces );
 }
 
 
 bool ONetwork::isPresent( const char* name ) const
 {
     int sfd = socket( AF_INET, SOCK_STREAM, 0 );
     struct ifreq ifr;
     memset( &ifr, 0, sizeof( struct ifreq ) );
@@ -772,321 +771,483 @@ QString OWirelessNetworkInterface::mode() const
 
     if ( dataLinkType() == ARPHRD_IEEE80211 || dataLinkType() == 802 )
     {
         return "monitor";
     }
     else
     {
         return modeToString( _iwr.u.mode );
     }
 }
 
 void OWirelessNetworkInterface::setNickName( const QString& nickname )
 {
     _iwr.u.essid.pointer = const_cast<char*>( (const char*) nickname );
     _iwr.u.essid.length = nickname.length();
     wioctl( SIOCSIWNICKN );
 }
 
 
 QString OWirelessNetworkInterface::nickName() const
 {
     char str[IW_ESSID_MAX_SIZE];
     _iwr.u.data.pointer = &str[0];
     _iwr.u.data.length = IW_ESSID_MAX_SIZE;
     if ( !wioctl( SIOCGIWNICKN ) )
     {
         return "<unknown>";
     }
     else
     {
         str[_iwr.u.data.length] = 0x0; // some drivers (e.g. wlan-ng) don't zero-terminate the string
         return str;
     }
 }
 
 
 void OWirelessNetworkInterface::setPrivate( const QString& call, int numargs, ... )
 {
     OPrivateIOCTL* priv = static_cast<OPrivateIOCTL*>( child( (const char*) call ) );
     if ( !priv )
     {
         owarn << "OWirelessNetworkInterface::setPrivate(): interface '" << name()
               << "' does not support private ioctl '" << call << "'" << oendl;
         return;
     }
     if ( priv->numberSetArgs() != numargs )
     {
         owarn << "OWirelessNetworkInterface::setPrivate(): parameter count not matching. '"
               << call << "' expects " << priv->numberSetArgs() << ", but got " << numargs << oendl;
         return;
     }
 
     odebug << "OWirelessNetworkInterface::setPrivate(): about to call '" << call << "' on interface '" << name() << "'" << oendl;
     memset( &_iwr, 0, sizeof _iwr );
     va_list argp;
     va_start( argp, numargs );
     for ( int i = 0; i < numargs; ++i )
     {
         priv->setParameter( i, va_arg( argp, int ) );
     }
     va_end( argp );
     priv->invoke();
 }
 
 
 void OWirelessNetworkInterface::getPrivate( const QString&  )
 {
     oerr << "OWirelessNetworkInterface::getPrivate() is not implemented yet." << oendl;
 }
 
 
 bool OWirelessNetworkInterface::hasPrivate( const QString& call )
 {
     return child( call.local8Bit() );
 }
 
 
 QString OWirelessNetworkInterface::SSID() const
 {
     char str[IW_ESSID_MAX_SIZE];
     _iwr.u.essid.pointer = &str[0];
     _iwr.u.essid.length = IW_ESSID_MAX_SIZE;
     if ( !wioctl( SIOCGIWESSID ) )
     {
         return "<unknown>";
     }
     else
     {
         return str;
     }
 }
 
 
 void OWirelessNetworkInterface::setSSID( const QString& ssid )
 {
     _iwr.u.essid.pointer = const_cast<char*>( (const char*) ssid );
-    _iwr.u.essid.length = ssid.length();
+    _iwr.u.essid.length = ssid.length()+1; // zero byte
     wioctl( SIOCSIWESSID );
 }
 
 
 OStationList* OWirelessNetworkInterface::scanNetwork()
 {
     _iwr.u.param.flags = IW_SCAN_DEFAULT;
     _iwr.u.param.value = 0;
     if ( !wioctl( SIOCSIWSCAN ) )
     {
         return 0;
     }
 
     OStationList* stations = new OStationList();
 
-    int timeout = 1000000;
+    int timeout = 10000000;
 
     odebug << "ONetworkInterface::scanNetwork() - scan started." << oendl;
 
     bool results = false;
     struct timeval tv;
     tv.tv_sec = 0;
     tv.tv_usec = 250000; // initial timeout ~ 250ms
     char buffer[IW_SCAN_MAX_DATA];
 
     while ( !results && timeout > 0 )
     {
         timeout -= tv.tv_usec;
         select( 0, 0, 0, 0, &tv );
 
         _iwr.u.data.pointer = &buffer[0];
         _iwr.u.data.flags = 0;
         _iwr.u.data.length = sizeof buffer;
         if ( wioctl( SIOCGIWSCAN ) )
         {
             results = true;
             continue;
         }
         else if ( errno == EAGAIN)
         {
             odebug << "ONetworkInterface::scanNetwork() - scan in progress..." << oendl;
             #if 0
             if ( qApp )
             {
                 qApp->processEvents( 100 );
                 continue;
             }
             #endif
             tv.tv_sec = 0;
             tv.tv_usec = 100000;
             continue;
         }
     }
 
     odebug << "ONetworkInterface::scanNetwork() - scan finished." << oendl;
 
     if ( results )
     {
         odebug << " - result length = " << _iwr.u.data.length << oendl;
         if ( !_iwr.u.data.length )
         {
             odebug << " - no results (empty neighbourhood)" << oendl;
             return stations;
         }
 
         odebug << " - results are in!" << oendl;
         dumpBytes( (const unsigned char*) &buffer[0], _iwr.u.data.length );
 
         // parse results
+        struct iw_event iwe;
+        struct iw_stream_descr stream;
+        unsigned int cmd_index, event_type, event_len;
+        char *pointer;
+
+        const char standard_ioctl_hdr[] = {
+                IW_HEADER_TYPE_NULL,    /* SIOCSIWCOMMIT */
+                IW_HEADER_TYPE_CHAR,    /* SIOCGIWNAME */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWNWID */
+                IW_HEADER_TYPE_PARAM,   /* SIOCGIWNWID */
+                IW_HEADER_TYPE_FREQ,    /* SIOCSIWFREQ */
+                IW_HEADER_TYPE_FREQ,    /* SIOCGIWFREQ */
+                IW_HEADER_TYPE_UINT,    /* SIOCSIWMODE */
+                IW_HEADER_TYPE_UINT,    /* SIOCGIWMODE */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWSENS */
+                IW_HEADER_TYPE_PARAM,   /* SIOCGIWSENS */
+                IW_HEADER_TYPE_NULL,    /* SIOCSIWRANGE */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWRANGE */
+                IW_HEADER_TYPE_NULL,    /* SIOCSIWPRIV */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWPRIV */
+                IW_HEADER_TYPE_NULL,    /* SIOCSIWSTATS */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWSTATS */
+                IW_HEADER_TYPE_POINT,   /* SIOCSIWSPY */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWSPY */
+                IW_HEADER_TYPE_POINT,   /* SIOCSIWTHRSPY */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWTHRSPY */
+                IW_HEADER_TYPE_ADDR,    /* SIOCSIWAP */
+                IW_HEADER_TYPE_ADDR,    /* SIOCGIWAP */
+                IW_HEADER_TYPE_NULL,    /* -- hole -- */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWAPLIST */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWSCAN */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWSCAN */
+                IW_HEADER_TYPE_POINT,   /* SIOCSIWESSID */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWESSID */
+                IW_HEADER_TYPE_POINT,   /* SIOCSIWNICKN */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWNICKN */
+                IW_HEADER_TYPE_NULL,    /* -- hole -- */
+                IW_HEADER_TYPE_NULL,    /* -- hole -- */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWRATE */
+                IW_HEADER_TYPE_PARAM,   /* SIOCGIWRATE */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWRTS */
+                IW_HEADER_TYPE_PARAM,   /* SIOCGIWRTS */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWFRAG */
+                IW_HEADER_TYPE_PARAM,   /* SIOCGIWFRAG */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWTXPOW */
+                IW_HEADER_TYPE_PARAM,   /* SIOCGIWTXPOW */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWRETRY */
+                IW_HEADER_TYPE_PARAM,   /* SIOCGIWRETRY */
+                IW_HEADER_TYPE_POINT,   /* SIOCSIWENCODE */
+                IW_HEADER_TYPE_POINT,   /* SIOCGIWENCODE */
+                IW_HEADER_TYPE_PARAM,   /* SIOCSIWPOWER */
+                IW_HEADER_TYPE_PARAM,   /* SIOCGIWPOWER */
+        };
+
+        const char standard_event_hdr[] = {
+                IW_HEADER_TYPE_ADDR,    /* IWEVTXDROP */
+                IW_HEADER_TYPE_QUAL,    /* IWEVQUAL */
+                IW_HEADER_TYPE_POINT,   /* IWEVCUSTOM */
+                IW_HEADER_TYPE_ADDR,    /* IWEVREGISTERED */
+                IW_HEADER_TYPE_ADDR,    /* IWEVEXPIRED */
+                IW_HEADER_TYPE_POINT,   /* IWEVGENIE */
+                IW_HEADER_TYPE_POINT,   /* IWEVMICHAELMICFAILURE */
+                IW_HEADER_TYPE_POINT,   /* IWEVASSOCREQIE */
+                IW_HEADER_TYPE_POINT,   /* IWEVASSOCRESPIE */
+                IW_HEADER_TYPE_POINT,   /* IWEVPMKIDCAND */
+        };
+
+
+        const int event_type_size[] = {
+                IW_EV_LCP_LEN,          /* IW_HEADER_TYPE_NULL */
+                0,
+                IW_EV_CHAR_LEN,         /* IW_HEADER_TYPE_CHAR */
+                0,
+                IW_EV_UINT_LEN,         /* IW_HEADER_TYPE_UINT */
+                IW_EV_FREQ_LEN,         /* IW_HEADER_TYPE_FREQ */
+                IW_EV_ADDR_LEN,         /* IW_HEADER_TYPE_ADDR */
+                0,
+                IW_EV_POINT_LEN,        /* Without variable payload */
+                IW_EV_PARAM_LEN,        /* IW_HEADER_TYPE_PARAM */
+                IW_EV_QUAL_LEN,         /* IW_HEADER_TYPE_QUAL */
+        };
+
+
+        //Initialize the stream
+        memset( &stream, 0, sizeof(struct iw_stream_descr) );
+        stream.current = buffer;
+        stream.end = buffer + _iwr.u.data.length;
+
+        do
+        {
+            if ((stream.current + IW_EV_LCP_LEN) > stream.end)
+                break;
+            memcpy((char *) &iwe, stream.current, IW_EV_LCP_LEN);
 
-        int offset = 0;
-        struct iw_event* we = (struct iw_event*) &buffer[0];
+            if (iwe.len <= IW_EV_LCP_LEN) //If yes, it is an invalid event
+                break;
+            if (iwe.cmd <= SIOCIWLAST) {
+                cmd_index = iwe.cmd - SIOCIWFIRST;
 
-        while ( offset < _iwr.u.data.length )
-        {
-            //const char* cmd = *(*_ioctlmap)[we->cmd];
-            //if ( !cmd ) cmd = "<unknown>";
+                if(cmd_index < sizeof(standard_ioctl_hdr))
+                    event_type = standard_ioctl_hdr[cmd_index];
+            }
+            else {
+                cmd_index = iwe.cmd - IWEVFIRST;
+
+                if(cmd_index < sizeof(standard_event_hdr))
+                    event_type = standard_event_hdr[cmd_index];
+            }
+
+            /* Unknown events -> event_type=0 => IW_EV_LCP_LEN */
+            event_len = event_type_size[event_type];
+
+            /* Fixup for later version of WE */
+            if((_range.we_version_compiled > 18) && (event_type == IW_HEADER_TYPE_POINT))
+                event_len -= IW_EV_POINT_OFF;
+
+            /* Check if we know about this event */
+            if(event_len <= IW_EV_LCP_LEN) {
+                /* Skip to next event */
+                stream.current += iwe.len;
+                continue;
+            }
+
+            event_len -= IW_EV_LCP_LEN;
+
+            /* Set pointer on data */
+            if(stream.value != NULL)
+                pointer = stream.value;                    /* Next value in event */
+            else
+                pointer = stream.current + IW_EV_LCP_LEN;  /* First value in event */
+
+            if((pointer + event_len) > stream.end) {
+                /* Go to next event */
+                stream.current += iwe.len;
+                break;
+            }
+
+            /* Fixup for later version of WE */
+            if((_range.we_version_compiled > 18) && (event_type == IW_HEADER_TYPE_POINT))
+                memcpy((char *) &iwe + IW_EV_LCP_LEN + IW_EV_POINT_OFF, pointer, event_len);
+            else
+                memcpy((char *) &iwe + IW_EV_LCP_LEN, pointer, event_len);
+
+            /* Skip event in the stream */
+            pointer += event_len;
+
+            /* Special processing for iw_point events */
+            if(event_type == IW_HEADER_TYPE_POINT) {
+            /* Check the length of the payload */
+
+                if((iwe.len - (event_len + IW_EV_LCP_LEN)) > 0)
+                    /* Set pointer on variable part (warning : non aligned) */
+                    iwe.u.data.pointer = pointer;
+                else
+                    /* No data */
+                    iwe.u.data.pointer = NULL;
+                    /* Go to next event */
+                    stream.current += iwe.len;
+            }
+
+            else {
+                /* Is there more value in the event ? */
+                if((pointer + event_len) <= (stream.current + iwe.len))
+                    /* Go to next value */
+                     stream.value = pointer;
+                else {
+                    /* Go to next event */
+                    stream.value = NULL;
+                    stream.current += iwe.len;
+                }
+            }
+
+            struct iw_event *we = &iwe;
+            //------
             odebug << " - reading next event... cmd=" << we->cmd << ", len=" << we->len << oendl;
             switch (we->cmd)
             {
                 case SIOCGIWAP:
                 {
                     odebug << "SIOCGIWAP" << oendl;
                     stations->append( new OStation() );
                     stations->last()->macAddress = (const unsigned char*) &we->u.ap_addr.sa_data[0];
                     break;
                 }
                 case SIOCGIWMODE:
                 {
                     odebug << "SIOCGIWMODE" << oendl;
                     stations->last()->type = modeToString( we->u.mode );
                     break;
                 }
                 case SIOCGIWFREQ:
                 {
                     odebug << "SIOCGIWFREQ" << oendl;
                     stations->last()->channel = _channels[ static_cast<int>(double( we->u.freq.m ) * pow( 10.0, we->u.freq.e ) / 1000000) ];
                     break;
                 }
                 case SIOCGIWESSID:
                 {
                     odebug << "SIOCGIWESSID" << oendl;
-                    stations->last()->ssid = static_cast<const char*>( we->u.essid.pointer );
+                    we->u.essid.length = '\0'; // make sure it is zero terminated
+                    stations->last()->ssid = static_cast<const char*> (we->u.essid.pointer);
+                    odebug << "ESSID: " << stations->last()->ssid << oendl;
                     break;
                 }
                 case SIOCGIWSENS: odebug << "SIOCGIWSENS" << oendl; break;
                 case SIOCGIWENCODE: odebug << "SIOCGIWENCODE" << oendl; break;
                 case IWEVTXDROP: odebug << "IWEVTXDROP" << oendl; break;         /* Packet dropped to excessive retry */
                 case IWEVQUAL: odebug << "IWEVQUAL" << oendl; break;             /* Quality part of statistics (scan) */
                 case IWEVCUSTOM: odebug << "IWEVCUSTOM" << oendl; break;         /* Driver specific ascii string */
                 case IWEVREGISTERED: odebug << "IWEVREGISTERED" << oendl; break; /* Discovered a new node (AP mode) */
                 case IWEVEXPIRED: odebug << "IWEVEXPIRED" << oendl; break;       /* Expired a node (AP mode) */
                 default: odebug << "unhandled event" << oendl;
             }
 
-            offset += we->len;
-            we = (struct iw_event*) &buffer[offset];
-        }
-        return stations;
-
-        return stations;
-
+        } while (true);
     }
     else
     {
         odebug << " - no results (timeout) :(" << oendl;
-        return stations;
     }
+    return stations;
 }
 
 
 int OWirelessNetworkInterface::signalStrength() const
 {
     iw_statistics stat;
     ::memset( &stat, 0, sizeof stat );
     _iwr.u.data.pointer = (char*) &stat;
     _iwr.u.data.flags = 0;
     _iwr.u.data.length = sizeof stat;
 
     if ( !wioctl( SIOCGIWSTATS ) )
     {
         return -1;
     }
 
     int max = _range.max_qual.qual;
     int cur = stat.qual.qual;
 //    int lev = stat.qual.level; //FIXME: Do something with them?
 //    int noi = stat.qual.noise; //FIXME: Do something with them?
 
 
     return max != 0 ? cur*100/max: -1;
 }
 
 
 bool OWirelessNetworkInterface::wioctl( int call, struct iwreq& iwreq ) const
 {
     #ifndef NODEBUG
     int result = ::ioctl( _sfd, call, &iwreq );
 
     if ( result == -1 )
         odebug << "ONetworkInterface::wioctl (" << name() << ") call '"
                << debugmapper->map( call ) << "' FAILED! " << result << " (" << strerror( errno ) << ")" << oendl;
     else
         odebug << "ONetworkInterface::wioctl (" << name() << ") call '"
                << debugmapper->map( call ) << "' - Status: Ok." << oendl;
 
     return ( result != -1 );
     #else
     return ::ioctl( _sfd, call, &iwreq ) != -1;
     #endif
 }
 
 
 bool OWirelessNetworkInterface::wioctl( int call ) const
 {
     strcpy( _iwr.ifr_name, name() );
     return wioctl( call, _iwr );
 }
 
 
 /*======================================================================================
  * OMonitoringInterface
  *======================================================================================*/
 
 OMonitoringInterface::OMonitoringInterface( ONetworkInterface* iface, bool prismHeader )
                       :_if( static_cast<OWirelessNetworkInterface*>( iface ) ), _prismHeader( prismHeader )
 {
 }
 
 
 OMonitoringInterface::~OMonitoringInterface()
 {
 }
 
 
 void OMonitoringInterface::setChannel( int c )
 {
     // use standard WE channel switching protocol
     memset( &_if->_iwr, 0, sizeof( struct iwreq ) );
     _if->_iwr.u.freq.m = c;
     _if->_iwr.u.freq.e = 0;
     _if->wioctl( SIOCSIWFREQ );
 }
 
 
 void OMonitoringInterface::setEnabled( bool  )
 {
 }
 
 
 /*======================================================================================
  * OCiscoMonitoringInterface
  *======================================================================================*/
 
 OCiscoMonitoringInterface::OCiscoMonitoringInterface( ONetworkInterface* iface, bool prismHeader )
                            :OMonitoringInterface( iface, prismHeader )
 {
     iface->setMonitoring( this );
 }
 
 
 OCiscoMonitoringInterface::~OCiscoMonitoringInterface()
 {
 }
diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h
index be4bb46..4d9912d 100644
--- a/libopie2/opienet/onetwork.h
+++ b/libopie2/opienet/onetwork.h
@@ -1,142 +1,142 @@
 /*
                              This file is part of the Opie Project
-                             Copyright (C) 2003-2004 by Michael 'Mickey' Lauer
-              =.             <mickey@Vanille.de>
+                             Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.de>
+              =.
             .=l.
            .>+-=
  _;:,     .>    :=|.         This program is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; version 2 of the License.
-     ._= =}       :           
+     ._= =}       :
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This program is distributed in the hope that
      +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
 ..}^=.=       =       ;      Library General Public License for more
 ++=   -.     .`     .:       details.
  :     =  ...= . :.=-
  -.   .:....=;==+<;          You should have received a copy of the GNU
   -_. . .   )=.  =           Library General Public License along with
     --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #ifndef ONETWORK_H
 #define ONETWORK_H
 
 /* OPIE */
 #include <opie2/onetutils.h>
 #include <opie2/ostation.h>
 
 /* QT */
 #include <qvaluelist.h>
 #include <qdict.h>
 #include <qmap.h>
 #include <qobject.h>
 #include <qhostaddress.h>
 
 /* STD */
-// hacky workaround until we have a user space wireless.h
+// hacky workarounds until we have a true user space wireless.h
 #include <net/if.h>
 #define _LINUX_IF_H
 #include <linux/wireless.h>
 #ifndef IW_MAX_PRIV_DEF
 #define IW_MAX_PRIV_DEF        128
 #endif
 
 namespace Opie {
 namespace Net  {
 class ONetworkInterface;
 class OWirelessNetworkInterface;
 class OChannelHopper;
 class OMonitoringInterface;
 
 /*======================================================================================
  * ONetwork
  *======================================================================================*/
 
 /**
  * @brief A container class for all network interfaces
  *
  * This class provides access to all available network interfaces of your computer.
  *
  * @author Michael 'Mickey' Lauer <mickey@vanille.de>
  */
 class ONetwork : public QObject
 {
   Q_OBJECT
 
   public:
     typedef QDict<ONetworkInterface> InterfaceMap;
     typedef QDictIterator<ONetworkInterface> InterfaceIterator;
 
   public:
     /**
      * @returns the number of available interfaces
      */
     int count() const;
     /**
      * @returns a pointer to the (one and only) @ref ONetwork instance.
      */
     static ONetwork* instance();
     /**
      * @returns an iterator usable for iterating through all network interfaces.
      */
     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;
     /**
      * @returns a pointer to the @ref ONetworkInterface object for the specified @a interface or 0, if not found.
      * @see ONetworkInterface
      */
     ONetworkInterface* interface( const QString& interface ) const;
     /**
      * @internal Rebuild the internal interface database
      * @note Sometimes it might be useful to call this from client code,
      * e.g. after issuing a cardctl insert
      */
     void synchronize();
     /**
      * @returns the wireless extension version used at compile time.
      **/
     static short wirelessExtensionCompileVersion();
 
   protected:
     ONetwork();
 
   private:
     static ONetwork* _instance;
     InterfaceMap _interfaces;
     class Private;
     Private *d;
 };
 
 
 /*======================================================================================
  * ONetworkInterface
  *======================================================================================*/
 
 /**
  * @brief A network interface wrapper.
  *
  * This class provides a wrapper for a network interface. All the cumbersume details of
  * Linux ioctls are hidden under a convenient high-level interface.
  * @warning Most of the setting methods contained in this class require the appropriate
  * process permissions to work.
  *
  * @author Michael 'Mickey' Lauer <mickey@vanille.de>
  */
 class ONetworkInterface : public QObject
diff --git a/libopie2/opienet/opienet.pro b/libopie2/opienet/opienet.pro
index 98fa175..a10a949 100644
--- a/libopie2/opienet/opienet.pro
+++ b/libopie2/opienet/opienet.pro
@@ -1,40 +1,40 @@
 TEMPLATE    = lib
 CONFIG      += qt warn_on
 DESTDIR     = $(OPIEDIR)/lib
 HEADERS     = 802_11_user.h       \
               dhcp.h              \
               udp_ports.h         \
               odebugmapper.h      \
               omanufacturerdb.h   \
               onetutils.h         \
               onetwork.h          \
               opcap.h             \
               ostation.h
 SOURCES     = odebugmapper.cpp    \
               omanufacturerdb.cpp \
               onetutils.cpp       \
               onetwork.cpp        \
               opcap.cpp           \
               ostation.cpp
 INTERFACES  =
 TARGET      = opienet2
-VERSION     = 1.8.4
+VERSION     = 1.8.5
 INCLUDEPATH += $(OPIEDIR)/include
 DEPENDPATH  += $(OPIEDIR)/include
 LIBS        += -lpcap
 
 
 !contains( platform, x11 ) {
   include( $(OPIEDIR)/include.pro )
 }
 
 contains( platform, x11 ) {
   LIBS        += -L$(OPIEDIR)/lib -Wl,-rpath,$(OPIEDIR)/lib
 }
 
 !isEmpty( LIBPCAP_INC_DIR ) {
     INCLUDEPATH = $$LIBPCAP_INC_DIR $$INCLUDEPATH
 }
 !isEmpty( LIBPCAP_LIB_DIR ) {
     LIBS = -L$$LIBPCAP_LIB_DIR $$LIBS
 }
diff --git a/libopie2/opienet/ostation.h b/libopie2/opienet/ostation.h
index bdc653f..5219d92 100644
--- a/libopie2/opienet/ostation.h
+++ b/libopie2/opienet/ostation.h
@@ -1,82 +1,83 @@
 /*
                              This file is part of the Opie Project
-                             Copyright (C) 2003 by Michael 'Mickey' Lauer <mickey@Vanille.de>
+                             Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.de>
               =.
             .=l.
            .>+-=
  _;:,     .>    :=|.         This program is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; version 2 of the License.
-     ._= =}       :           
+     ._= =}       :
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This program is distributed in the hope that
      +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
 ..}^=.=       =       ;      Library General Public License for more
 ++=   -.     .`     .:       details.
  :     =  ...= . :.=-
  -.   .:....=;==+<;          You should have received a copy of the GNU
   -_. . .   )=.  =           Library General Public License along with
     --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #ifndef OSTATION_H
 #define OSTATION_H
 
 #include <opie2/onetutils.h>
 
 #include <qlist.h>
 #include <qstring.h>
 #include <qhostaddress.h>
 #include <qobject.h>
 
 #include <sys/types.h>
 
 namespace Opie {
 namespace Net  {
 
 class OStation;
 
 
 typedef QList<OStation> OStationList;
 
 /*======================================================================================
  * OStation
  *======================================================================================*/
 
 class OStation
 {
   public:
     OStation();
     ~OStation();
 
     void dump();
 
     /* Ethernet */
     QString type;
     OMacAddress macAddress;
     QHostAddress ipAddress;
 
     /* WaveLan */
     QString ssid;
     OMacAddress apAddress;
     int channel;
+    int level;
     bool encrypted;
   private:
     class Private;
     Private *d;
 };
 
 }
 }
 
 #endif // OSTATION_H