From 065f26b161f6df269cfbf9c75751c09453350995 Mon Sep 17 00:00:00 2001
From: max <max>
Date: Tue, 18 Feb 2003 09:31:47 +0000
Subject: Remove-promisc-flag

---
(limited to 'noncore')

diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
index d385df4..7c9fbc4 100644
--- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
+++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
@@ -200,6 +200,76 @@ int card_set_promisc_up (const char *device)
     }
 }
 
+/* Remove card from promisc mode */
+int card_remove_promisc (const char *device)
+{
+    int err;
+    /* First generate a socket to use with iocalls */
+    int fd = socket(AF_INET, SOCK_DGRAM, 0);
+    if (fd < 0)
+    {
+        /* In case of an error */
+        perror("socket");
+        return 0;
+    }
+
+    /* Fill an empty an interface structure with the right flags (UP and Promsic) */
+    struct ifreq ifr;
+/*    strncpy(ifr.ifr_name, device,10);
+    ifr.ifr_flags = IFF_UP + IFF_PROMISC;
+    err = ioctl(fd, SIOCSIFFLAGS, &ifr);
+    if (err < 0)
+    {
+    	perror("Could not access the interface, ");
+    	close(fd);
+        return 0;
+    }
+  */  
+    /* Get the flags from the interface*/
+    strncpy(ifr.ifr_name, device,10);
+    err = ioctl(fd, SIOCGIFFLAGS, &ifr);
+    if (err < 0)
+    {
+        perror("Could not access the interface, ");
+    	close(fd);
+        return 0;
+    }
+	/* Remove the IFF_PROMISC flag */
+    ifr.ifr_flags = ifr.ifr_flags - IFF_PROMISC;
+    /*Set the new flags to the interface*/
+    err = ioctl(fd, SIOCSIFFLAGS, &ifr);
+    if (err < 0)
+    {
+    	perror("Could not access the interface, ");
+    	close(fd);
+        return 0;
+    }
+
+	/* Get the flags again to check if IFF_PROMISC is removed */
+    err = ioctl(fd, SIOCGIFFLAGS, &ifr);
+    if (err < 0)
+    {
+        perror("Could not access the interface, ");
+    	close(fd);
+        return 0;
+    }
+    if(ifr.ifr_flags && IFF_PROMISC)
+    {
+		wl_logerr("Could not remove the promisc flag on %d", device);
+		close(fd);
+        return 0;
+    }
+    else
+    {
+	    /* Successfully removed the promisc flags */		
+    	close(fd);
+        return 1;
+    }
+}
+
+
+
+
 /* Set channel (Wireless frequency) of the device */
 int card_set_channel (const char *device, int channel, int cardtype)
 {
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh
index b35dddd..652b3ed 100644
--- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh
+++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh
@@ -48,7 +48,8 @@ extern "C"
 /* Prototypes */
 int card_check_rfmon_datalink (const char *device);
 int card_into_monitormode (pcap_t **, const char *, int);
-int card_set_promisc_up (const char *);
+int card_set_promisc_up (const char *device);
+int card_remove_promisc (const char *device);
 int card_set_channel (const char *device, int channel,int cardtype); 
 int iw_get_range_info(int skfd, const char * ifname,  struct iw_range * range);
 double iw_freq2float(iw_freq * in);
--
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