Channelswitch

3 files changed, 53 insertions, 32 deletions

diff --git a/noncore/net/wellenreiter/daemon/source/daemon.cc b/noncore/net/wellenreiter/daemon/source/daemon.cc
index 8471efc..46a50ed 100644
--- a/noncore/net/wellenreiter/daemon/source/daemon.cc
+++ b/noncore/net/wellenreiter/daemon/source/daemon.cc
@@ -4,17 +4,17 @@
  * $Id$
  */
 
 #include "config.hh"
 #include "daemon.hh"
 
 /* should be parsed from cfg-file */
 #define MAXCHANNEL 13
-#define CHANINTERVAL 700000
+#define CHANINTERVAL 500000
 
 /* Main function of wellenreiterd */
 int main(int argc, char **argv)
 {
   int sock, maxfd, retval;
   char buffer[WL_SOCKBUF];
   struct pcap_pkthdr header;
   struct sockaddr_in saddr;
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
index 0c23922..9e0a772 100644
--- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
+++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
@@ -41,46 +41,44 @@ int card_into_monitormode (pcap_t **orighandle, char *device, int cardtype)
       fputs ("Mode: r",CISCO_CONFIG_FILE);
       fputs ("Mode: y",CISCO_CONFIG_FILE);
       fputs ("XmitPower: 1",CISCO_CONFIG_FILE);
       fclose(CISCO_CONFIG_FILE);
   }
   else if (cardtype == CARD_TYPE_NG)
   {
       char wlanngcmd[62];
-      snprintf(wlanngcmd, sizeof(wlanngcmd) - 1, "%s %s lnxreq_wlansniff channel=1 enable=true", WLANCTL_PATH, device);
+      snprintf(wlanngcmd, sizeof(wlanngcmd) - 1, "$(which wlanctl-ng) %s lnxreq_wlansniff channel=%d enable=true", device, 1);
       if (system(wlanngcmd) != 0)
       {
           wl_logerr("Could not set %s in raw mode, check cardtype", device);
           return 0;
       }
   }
   else if (cardtype == CARD_TYPE_HOSTAP)
   {
       wl_logerr("Got a host-ap card, nothing is implemented now");
      char hostapcmd[250];
-     snprintf(hostapcmd, sizeof(hostapcmd) -1, "%s %s monitor 2", IWPRIV_PATH, device);
+     snprintf(hostapcmd, sizeof(hostapcmd) -1, "$(which iwpriv) %s monitor 2 %d", device,1);
      if (system(hostapcmd) !=0)
      {
          wl_logerr("Could not set %s in raw mode, check cardtype", device);
         return 0;
      }
   }
-  else if (cardtype == CARD_TYPE_ORINOCCO)
+  else if (cardtype == CARD_TYPE_ORINOCCO || cardtype == CARD_TYPE_HOSTAP)
   {
-     char lucentcmd[62];
-     snprintf(lucentcmd, sizeof(lucentcmd) - 1, "$(which iwpriv) %s monitor 2 %d", device, 1);
-      if (system(lucentcmd) != 0)
-      {
-          wl_logerr("Could not set %s in raw mode, check cardtype", device);
-          return 0;
+         if (!card_set_channel (device, 1, CARD_TYPE_ORINOCCO))
+         {
+            wl_logerr("Could not set %s in raw mode, check cardtype", device);
+            return 0;
       }
       else
       {
-          wl_loginfo("Successfully set %s into raw mode",device);
+            wl_loginfo("Successfully set %s into raw mode",device);
       }
   }
 
   /* Setting the promiscous and up flag to the interface */
   if (!card_check_rfmon_datalink(device))
   {
     wl_logerr("Cannot set interface to rfmon mode");
     return 0;
@@ -161,32 +159,52 @@ int card_set_promisc_up (const char *device)
 int card_set_channel (const char *device, int channel, int cardtype)
 {
     if (cardtype == CARD_TYPE_CISCO)
     {
             /* Cisco cards don't need channelswitching */
             return 1;
     }
     /* If it is a lucent orinocco card */ 
-    else if (cardtype == CARD_TYPE_ORINOCCO)
+    else if (cardtype == CARD_TYPE_ORINOCCO || cardtype == CARD_TYPE_HOSTAP)
     {
-        char lucentreset[63];
-        char lucentcmd[62];
-        snprintf(lucentreset, sizeof(lucentreset) -1,"$(which iwpriv) %s force_reset", device);
-        if (system(lucentreset) != 0)
-        {
-          wl_logerr("Could not reset the card %s",device);
-          return 0;
-        }
-        snprintf(lucentcmd, sizeof(lucentcmd) - 1, "$(which iwpriv) %s monitor 2 %d", device, channel);
-        if (system(lucentcmd) != 0)
-      {
-          wl_logerr("Could not set %s in raw mode, check cardtype", device);
-          return 0;
-      }
-      wl_loginfo("Channel %d set on interface %s",channel,device);
-      return 1;
+            int fd;
+           //Wireless tools structure for the iocalls
+           struct iwreq ireq;  
+           int *ptr;
+           /* Socket needed to use the iocall to */
+           fd = socket(AF_INET, SOCK_STREAM, 0);
+           if ( fd == -1 ) {
+              return -1;
+           }
+           ptr = (int *) ireq.u.name;
+           // This is the monitor mode for 802.11 non-prism header
+           ptr[0] = 2;
+           ptr[1] = channel;
+           strcpy(ireq.ifr_ifrn.ifrn_name, device);
+           if (ioctl( fd, SIOCIWFIRSTPRIV + 0x8, &ireq)==0)
+           {
+                  /* All was fine... */
+                  // close(fd);
+                wl_loginfo("Set channel %d on interface %s",channel, device);
+               return 1;
+           }
+           else
+           {   /* iocall does not work */
+                        wl_logerr("Could not set channel %d on %s, check cardtype",channel, device);
+                        return 0;
+           }
     }
-   
+    else if (cardtype == CARD_TYPE_NG)
+        {
+                char wlanngcmd[62];
+                snprintf(wlanngcmd, sizeof(wlanngcmd) - 1, "$(which wlanctl-ng) %s lnxreq_wlansniff channel=%d enable=true", device, channel);
+                if (system(wlanngcmd) != 0)
+                {
+                        wl_logerr("Could not set channel %d on %s, check cardtype",channel, device);
+                        return 0;
+                }
+
+        }
     /* For undefined situations */
         return 0;
 }
 
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh
index 3a1991b..242d8c5 100644
--- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh
+++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh
@@ -8,16 +8,22 @@
 #include <errno.h>
 #include <sys/types.h>
 #include <sys/time.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
 #include <sys/ioctl.h>
 #include <linux/if.h>
+#include <linux/wireless.h>
+
+#ifndef SIOCIWFIRSTPRIV
+#define SIOCIWFIRSTPRIV SIOCDEVPRIVATE
+#endif
+
 
 extern "C"
 {
 #include <net/bpf.h>
 #include <pcap.h>  
 }
 
 /* Defines, used for the card setup */
@@ -26,19 +32,16 @@ extern "C"
         #define   CARD_TYPE_CISCO 1
         #define   CARD_TYPE_NG    2
         #define   CARD_TYPE_HOSTAP3
 #define   CARD_TYPE_ORINOCCO  4
 
 /* only for now, until we have the daemon running */
 /*the config file should provide these information */
 #define   CARD_TYPE              CARD_TYPE_HOSTAP
-        #define   SBIN_PATH         "/sbin/ifconfig %s promisc up"
-#define   WLANCTL_PATH           "/sbin/wlanctl-ng"
-        #define   IWPRIV_PATH    "/sbin/iwpriv"
 
 /* Prototypes */
 int card_check_rfmon_datalink (char *device);
 int card_into_monitormode (pcap_t **, char *, int);
 int card_set_promisc_up (const char *);
 int card_set_channel (const char *device, int channel,int cardtype); 
 
 #endif /* CARDMODE_HH */