Chanswitch

3 files changed, 25 insertions, 11 deletions

diff --git a/noncore/net/wellenreiter/daemon/source/daemon.cc b/noncore/net/wellenreiter/daemon/source/daemon.cc
index d6e8f6b..b57e6a0 100644
--- a/noncore/net/wellenreiter/daemon/source/daemon.cc
+++ b/noncore/net/wellenreiter/daemon/source/daemon.cc
@@ -6,28 +6,36 @@
 
 #include "config.hh"
 #include "daemon.hh"
 
 // temporary solution, will be removed soon
 #define MAXCHANNEL 13
+int card_type;
 char sniffer_device[6];
 int channel=0;
 int timedout=1;
 
-static int chanswitch()
+void chanswitch(int blah)
 {
   if(channel >= MAXCHANNEL)
-    channel=1
+  {
+          channel=1;
+  }
+  else
+  {
+        channel++;
+  }
   card_set_channel(sniffer_device, channel, card_type);
   timedout=0;
+  alarm(1);
 }
 
 /* Main function of wellenreiterd */
 int main(int argc, char **argv)
 {
-  int sock, maxfd, retval, card_type;
+  int sock, maxfd, retval;
   char buffer[WL_SOCKBUF];
   struct pcap_pkthdr header;
   struct sockaddr_in saddr;
   pcap_t *handletopcap;
   const unsigned char *packet;
 
@@ -37,21 +45,21 @@ int main(int argc, char **argv)
   fprintf(stderr, "(c) 2002 by M-M-M\n\n");
 
   if(argc < 3)
     usage();
 
   // removed soon, see above
-  SIGNAL(SIGALRM, chanswitch);
-
+  signal(SIGALRM, chanswitch);
+  alarm(1);
   /* Set sniffer device */
   memset(sniffer_device, 0, sizeof(sniffer_device));
   strncpy(sniffer_device, (char *)argv[1], sizeof(sniffer_device) - 1);
 
   /* Set card type */
   card_type = atoi(argv[2]);
-  if(card_type < 1 || card_type > 3)
+  if(card_type < 1 || card_type > 4)
     usage();
 
   if(!card_into_monitormode(&handletopcap, sniffer_device, card_type))
   {
     wl_logerr("Cannot initialize the wireless-card, aborting");
     exit(-1);
@@ -88,13 +96,12 @@ int main(int argc, char **argv)
 
     FD_SET(sock, &rset);
     FD_SET(pcap_fileno(handletopcap), &rset);
 
     // blah
     timedout=1;
-    alarm(1);
 
     /* socket or pcap handle bigger? Will be cleaned up, have to check pcap */
     maxfd = (sock > pcap_fileno(handletopcap) ? sock : pcap_fileno(handletopcap)) + 1;
 
     if(select(maxfd, &rset, NULL, NULL, NULL) < 0 && timedout)
     {
@@ -147,11 +154,12 @@ int main(int argc, char **argv)
 }
 
 void usage(void)
 {
   fprintf(stderr, "Usage: wellenreiter <device> <cardtype>\n"      \
           "\t<device>   = Wirelessdevice (e.g. wlan0)\n" \
-          "\t<cardtype> = Cardtype:\t Cisco\t= 1\n"       \
+          "\t<cardtype> = Cardtype:\tCisco\t= 1\n"       \
           "\t\t\t\tNG\t= 2\n"                             \
-          "\t\t\t\tHOSTAP\t= 3\n");
+                  "\t\t\t\tHOSTAP\t= 3\n"                 \
+          "\t\t\t\tLUCENT\t= 4\n");
   exit(-1);
 }
diff --git a/noncore/net/wellenreiter/daemon/source/daemon.hh b/noncore/net/wellenreiter/daemon/source/daemon.hh
index 1cc3c7c..d50487a 100644
--- a/noncore/net/wellenreiter/daemon/source/daemon.hh
+++ b/noncore/net/wellenreiter/daemon/source/daemon.hh
@@ -9,12 +9,13 @@
 #include <sys/time.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
 #include <unistd.h>
 #include <errno.h>
+#include <signal.h>
 
 #include <libwellenreiter/source/wl_sock.hh>
 #include <libwellenreiter/source/wl_log.hh>
 #include <libwellenreiter/source/wl_types.hh>
 #include <libwellenreiter/source/wl_proto.hh>
 #include <libwellenreiter/source/cardmode.hh>
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
index 697d182..0c23922 100644
--- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
+++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
@@ -70,12 +70,16 @@ int card_into_monitormode (pcap_t **orighandle, char *device, int cardtype)
      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;
       }
+      else
+      {
+          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");
@@ -153,35 +157,36 @@ int card_set_promisc_up (const char *device)
     }
 }
 
 /* Set channel (Wireless frequency) of the 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)
     {
         char lucentreset[63];
         char lucentcmd[62];
-        snprintf(lucentreset, sizeof(lucentreset) -1,"$(which iwpriv) %s card_reset", device);
+        snprintf(lucentreset, sizeof(lucentreset) -1,"$(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;
     }
    
     /* For undefined situations */
         return 0;
 }