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
@@ -1,63 +1,71 @@
 /*
  * Startup functions of wellenreiter
  *
  * $Id$
  */
 
 #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;
 
   fd_set rset;
 
   fprintf(stderr, "wellenreiterd %s\n\n", VERSION);
   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);
   }
   wl_loginfo("Set card into monitor mode");
 
   /////// following line will be moved to lib as soon as possible ////////////
     if((handletopcap = pcap_open_live(sniffer_device, BUFSIZ, 1, 0, NULL)) == NULL)
     {
@@ -82,25 +90,24 @@ int main(int argc, char **argv)
   FD_ZERO(&rset);
 
   /* Start main loop */
   wl_loginfo("Starting main loop");
   while(1)
   {
 
     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)
     {
       wl_logerr("Error calling select: %s", strerror(errno));
       break;
     }     
 
     /* Got data on local socket from GUI */
     if(FD_ISSET(sock, &rset))
@@ -141,17 +148,18 @@ int main(int argc, char **argv)
     }
 
   } /* while(1) */
   
   close(sock);
   exit(0);
 }
 
 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
@@ -3,23 +3,24 @@
 #ifndef DAEMON_HH
 #define DAEMON_HH
 
 #include <stdio.h>
 #include <string.h>
 #include <sys/types.h>
 #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>
 #include <libwellenreiter/source/sniff.hh>
 
 void usage(void);
 
 #endif /* DAEMON_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
@@ -64,24 +64,28 @@ int card_into_monitormode (pcap_t **orighandle, char *device, int cardtype)
         return 0;
      }
   }
   else if (cardtype == CARD_TYPE_ORINOCCO)
   {
      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;
       }
+      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");
     return 0;
   }
   else 
   {
     wl_loginfo("Interface set to rfmon mode");
   }
@@ -147,41 +151,42 @@ int card_set_promisc_up (const char *device)
      return 1;
     }
     else
     {
      printf("%s flags could not be set", device);
      return 0;
     }
 }
 
 /* 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;
 }