Index: iwevent.c
===================================================================
--- iwevent.c (nonexistent)
+++ iwevent.c (revision 5)
@@ -0,0 +1,806 @@
+/*
+ * Wireless Tools
+ *
+ * Jean II - HPL 99->04
+ *
+ * Main code for "iwevent". This listent for wireless events on rtnetlink.
+ * You need to link this code against "iwcommon.c" and "-lm".
+ *
+ * Part of this code is from Alexey Kuznetsov, part is from Casey Carter,
+ * I've just put the pieces together...
+ * By the way, if you know a way to remove the root restrictions, tell me
+ * about it...
+ *
+ * This file is released under the GPL license.
+ * Copyright (c) 1997-2004 Jean Tourrilhes <jt@hpl.hp.com>
+ */
+
+/***************************** INCLUDES *****************************/
+
+#include "iwlib-private.h" /* Private header */
+
+#include <linux/netlink.h>
+#include <linux/rtnetlink.h>
+
+#include <getopt.h>
+#include <time.h>
+#include <sys/time.h>
+
+/* Ugly backward compatibility :-( */
+#ifndef IFLA_WIRELESS
+#define IFLA_WIRELESS (IFLA_MASTER + 1)
+#endif /* IFLA_WIRELESS */
+
+/****************************** TYPES ******************************/
+
+/*
+ * Static information about wireless interface.
+ * We cache this info for performance reason.
+ */
+typedef struct wireless_iface
+{
+ /* Linked list */
+ struct wireless_iface * next;
+
+ /* Interface identification */
+ int ifindex; /* Interface index == black magic */
+
+ /* Interface data */
+ char ifname[IFNAMSIZ + 1]; /* Interface name */
+ struct iw_range range; /* Wireless static data */
+ int has_range;
+} wireless_iface;
+
+/**************************** VARIABLES ****************************/
+
+/* Cache of wireless interfaces */
+struct wireless_iface * interface_cache = NULL;
+
+/************************ RTNETLINK HELPERS ************************/
+/*
+ * The following code is extracted from :
+ * ----------------------------------------------
+ * libnetlink.c RTnetlink service routines.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
+ * -----------------------------------------------
+ */
+
+struct rtnl_handle
+{
+ int fd;
+ struct sockaddr_nl local;
+ struct sockaddr_nl peer;
+ __u32 seq;
+ __u32 dump;
+};
+
+static inline void rtnl_close(struct rtnl_handle *rth)
+{
+ close(rth->fd);
+}
+
+static inline int rtnl_open(struct rtnl_handle *rth, unsigned subscriptions)
+{
+ int addr_len;
+
+ addr_len = sizeof(rth);
+ memset(rth, 0, addr_len);
+
+ rth->fd = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
+ if (rth->fd < 0) {
+ perror("Cannot open netlink socket");
+ return -1;
+ }
+
+ memset(&rth->local, 0, sizeof(rth->local));
+ rth->local.nl_family = AF_NETLINK;
+ rth->local.nl_groups = subscriptions;
+
+ if (bind(rth->fd, (struct sockaddr*)&rth->local, sizeof(rth->local)) < 0) {
+ perror("Cannot bind netlink socket");
+ return -1;
+ }
+ addr_len = sizeof(rth->local);
+ if (getsockname(rth->fd, (struct sockaddr*)&rth->local,
+ (socklen_t *) &addr_len) < 0) {
+ perror("Cannot getsockname");
+ return -1;
+ }
+ if (addr_len != sizeof(rth->local)) {
+ fprintf(stderr, "Wrong address length %d\n", addr_len);
+ return -1;
+ }
+ if (rth->local.nl_family != AF_NETLINK) {
+ fprintf(stderr, "Wrong address family %d\n", rth->local.nl_family);
+ return -1;
+ }
+ rth->seq = time(NULL);
+ return 0;
+}
+
+/******************* WIRELESS INTERFACE DATABASE *******************/
+/*
+ * We keep a few information about each wireless interface on the
+ * system. This avoid to query this info at each event, therefore
+ * reducing overhead.
+ *
+ * Each interface is indexed by the 'ifindex'. As opposed to interface
+ * names, 'ifindex' are never reused (even if you reactivate the same
+ * hardware), so the data we cache will never apply to the wrong
+ * interface.
+ * Because of that, we are pretty lazy when it come to purging the
+ * cache...
+ */
+
+/*------------------------------------------------------------------*/
+/*
+ * Get name of interface based on interface index...
+ */
+static inline int
+index2name(int skfd,
+ int ifindex,
+ char * name)
+{
+ struct ifreq irq;
+ int ret = 0;
+
+ memset(name, 0, IFNAMSIZ + 1);
+
+ /* Get interface name */
+ irq.ifr_ifindex = ifindex;
+ if(ioctl(skfd, SIOCGIFNAME, &irq) < 0)
+ ret = -1;
+ else
+ strncpy(name, irq.ifr_name, IFNAMSIZ);
+
+ return(ret);
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Get interface data from cache or live interface
+ */
+static struct wireless_iface *
+iw_get_interface_data(int ifindex)
+{
+ struct wireless_iface * curr;
+ int skfd = -1; /* ioctl socket */
+
+ /* Search for it in the database */
+ curr = interface_cache;
+ while(curr != NULL)
+ {
+ /* Match ? */
+ if(curr->ifindex == ifindex)
+ {
+ //printf("Cache : found %d-%s\n", curr->ifindex, curr->ifname);
+
+ /* Return */
+ return(curr);
+ }
+ /* Next entry */
+ curr = curr->next;
+ }
+
+ /* Create a channel to the NET kernel. Doesn't happen too often, so
+ * socket creation overhead is minimal... */
+ if((skfd = iw_sockets_open()) < 0)
+ {
+ perror("iw_sockets_open");
+ return(NULL);
+ }
+
+ /* Create new entry, zero, init */
+ curr = calloc(1, sizeof(struct wireless_iface));
+ if(!curr)
+ {
+ fprintf(stderr, "Malloc failed\n");
+ return(NULL);
+ }
+ curr->ifindex = ifindex;
+
+ /* Extract static data */
+ if(index2name(skfd, ifindex, curr->ifname) < 0)
+ {
+ perror("index2name");
+ free(curr);
+ return(NULL);
+ }
+ curr->has_range = (iw_get_range_info(skfd, curr->ifname, &curr->range) >= 0);
+ //printf("Cache : create %d-%s\n", curr->ifindex, curr->ifname);
+
+ /* Done */
+ iw_sockets_close(skfd);
+
+ /* Link it */
+ curr->next = interface_cache;
+ interface_cache = curr;
+
+ return(curr);
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Remove interface data from cache (if it exist)
+ */
+static void
+iw_del_interface_data(int ifindex)
+{
+ struct wireless_iface * curr;
+ struct wireless_iface * prev = NULL;
+ struct wireless_iface * next;
+
+ /* Go through the list, find the interface, kills it */
+ curr = interface_cache;
+ while(curr)
+ {
+ next = curr->next;
+
+ /* Got a match ? */
+ if(curr->ifindex == ifindex)
+ {
+ /* Unlink. Root ? */
+ if(!prev)
+ interface_cache = next;
+ else
+ prev->next = next;
+ //printf("Cache : purge %d-%s\n", curr->ifindex, curr->ifname);
+
+ /* Destroy */
+ free(curr);
+ }
+ else
+ {
+ /* Keep as previous */
+ prev = curr;
+ }
+
+ /* Next entry */
+ curr = next;
+ }
+}
+
+/********************* WIRELESS EVENT DECODING *********************/
+/*
+ * Parse the Wireless Event and print it out
+ */
+
+/*------------------------------------------------------------------*/
+/*
+ * Dump a buffer as a serie of hex
+ * Maybe should go in iwlib...
+ * Maybe we should have better formatting like iw_print_key...
+ */
+static char *
+iw_hexdump(char * buf,
+ size_t buflen,
+ const unsigned char *data,
+ size_t datalen)
+{
+ size_t i;
+ char * pos = buf;
+
+ for(i = 0; i < datalen; i++)
+ pos += snprintf(pos, buf + buflen - pos, "%02X", data[i]);
+ return buf;
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Print one element from the scanning results
+ */
+static inline int
+print_event_token(struct iw_event * event, /* Extracted token */
+ struct iw_range * iw_range, /* Range info */
+ int has_range)
+{
+ char buffer[128]; /* Temporary buffer */
+ char buffer2[30]; /* Temporary buffer */
+ char * prefix = (IW_IS_GET(event->cmd) ? "New" : "Set");
+
+ /* Now, let's decode the event */
+ switch(event->cmd)
+ {
+ /* ----- set events ----- */
+ /* Events that result from a "SET XXX" operation by the user */
+ case SIOCSIWNWID:
+ if(event->u.nwid.disabled)
+ printf("Set NWID:off/any\n");
+ else
+ printf("Set NWID:%X\n", event->u.nwid.value);
+ break;
+ case SIOCSIWFREQ:
+ case SIOCGIWFREQ:
+ {
+ double freq; /* Frequency/channel */
+ int channel = -1; /* Converted to channel */
+ freq = iw_freq2float(&(event->u.freq));
+ if(has_range)
+ {
+ if(freq < KILO)
+ /* Convert channel to frequency if possible */
+ channel = iw_channel_to_freq((int) freq, &freq, iw_range);
+ else
+ /* Convert frequency to channel if possible */
+ channel = iw_freq_to_channel(freq, iw_range);
+ }
+ iw_print_freq(buffer, sizeof(buffer),
+ freq, channel, event->u.freq.flags);
+ printf("%s %s\n", prefix, buffer);
+ }
+ break;
+ case SIOCSIWMODE:
+ printf("Set Mode:%s\n",
+ iw_operation_mode[event->u.mode]);
+ break;
+ case SIOCSIWESSID:
+ case SIOCGIWESSID:
+ {
+ char essid[4*IW_ESSID_MAX_SIZE + 1];
+ memset(essid, '\0', sizeof(essid));
+ if((event->u.essid.pointer) && (event->u.essid.length))
+ iw_essid_escape(essid,
+ event->u.essid.pointer, event->u.essid.length);
+ if(event->u.essid.flags)
+ {
+ /* Does it have an ESSID index ? */
+ if((event->u.essid.flags & IW_ENCODE_INDEX) > 1)
+ printf("%s ESSID:\"%s\" [%d]\n", prefix, essid,
+ (event->u.essid.flags & IW_ENCODE_INDEX));
+ else
+ printf("%s ESSID:\"%s\"\n", prefix, essid);
+ }
+ else
+ printf("%s ESSID:off/any\n", prefix);
+ }
+ break;
+ case SIOCSIWENCODE:
+ {
+ unsigned char key[IW_ENCODING_TOKEN_MAX];
+ if(event->u.data.pointer)
+ memcpy(key, event->u.data.pointer, event->u.data.length);
+ else
+ event->u.data.flags |= IW_ENCODE_NOKEY;
+ printf("Set Encryption key:{%X}", event->u.data.flags);
+ if(event->u.data.flags & IW_ENCODE_DISABLED)
+ printf("off\n");
+ else
+ {
+ /* Display the key */
+ iw_print_key(buffer, sizeof(buffer), key, event->u.data.length,
+ event->u.data.flags);
+ printf("%s", buffer);
+
+ /* Other info... */
+ if((event->u.data.flags & IW_ENCODE_INDEX) > 1)
+ printf(" [%d]", event->u.data.flags & IW_ENCODE_INDEX);
+ if(event->u.data.flags & IW_ENCODE_RESTRICTED)
+ printf(" Security mode:restricted");
+ if(event->u.data.flags & IW_ENCODE_OPEN)
+ printf(" Security mode:open");
+ printf("\n");
+ }
+ }
+ break;
+ /* ----- driver events ----- */
+ /* Events generated by the driver when something important happens */
+ case SIOCGIWAP:
+ printf("New Access Point/Cell address:%s\n",
+ iw_sawap_ntop(&event->u.ap_addr, buffer));
+ break;
+ case SIOCGIWSCAN:
+ printf("Scan request completed\n");
+ break;
+ case IWEVTXDROP:
+ printf("Tx packet dropped:%s\n",
+ iw_saether_ntop(&event->u.addr, buffer));
+ break;
+ case IWEVCUSTOM:
+ {
+ char custom[IW_CUSTOM_MAX+1];
+ memset(custom, '\0', sizeof(custom));
+ if((event->u.data.pointer) && (event->u.data.length))
+ memcpy(custom, event->u.data.pointer, event->u.data.length);
+ printf("Custom driver event:%s\n", custom);
+ }
+ break;
+ case IWEVREGISTERED:
+ printf("Registered node:%s\n",
+ iw_saether_ntop(&event->u.addr, buffer));
+ break;
+ case IWEVEXPIRED:
+ printf("Expired node:%s\n",
+ iw_saether_ntop(&event->u.addr, buffer));
+ break;
+ case SIOCGIWTHRSPY:
+ {
+ struct iw_thrspy threshold;
+ if((event->u.data.pointer) && (event->u.data.length))
+ {
+ memcpy(&threshold, event->u.data.pointer,
+ sizeof(struct iw_thrspy));
+ printf("Spy threshold crossed on address:%s\n",
+ iw_saether_ntop(&threshold.addr, buffer));
+ iw_print_stats(buffer, sizeof(buffer),
+ &threshold.qual, iw_range, has_range);
+ printf(" Link %s\n", buffer);
+ }
+ else
+ printf("Invalid Spy Threshold event\n");
+ }
+ break;
+ /* ----- driver WPA events ----- */
+ /* Events generated by the driver, used for WPA operation */
+ case IWEVMICHAELMICFAILURE:
+ if(event->u.data.length >= sizeof(struct iw_michaelmicfailure))
+ {
+ struct iw_michaelmicfailure mf;
+ memcpy(&mf, event->u.data.pointer, sizeof(mf));
+ printf("Michael MIC failure flags:0x%X src_addr:%s tsc:%s\n",
+ mf.flags,
+ iw_saether_ntop(&mf.src_addr, buffer2),
+ iw_hexdump(buffer, sizeof(buffer),
+ mf.tsc, IW_ENCODE_SEQ_MAX_SIZE));
+ }
+ break;
+ case IWEVASSOCREQIE:
+ printf("Association Request IEs:%s\n",
+ iw_hexdump(buffer, sizeof(buffer),
+ event->u.data.pointer, event->u.data.length));
+ break;
+ case IWEVASSOCRESPIE:
+ printf("Association Response IEs:%s\n",
+ iw_hexdump(buffer, sizeof(buffer),
+ event->u.data.pointer, event->u.data.length));
+ break;
+ case IWEVPMKIDCAND:
+ if(event->u.data.length >= sizeof(struct iw_pmkid_cand))
+ {
+ struct iw_pmkid_cand cand;
+ memcpy(&cand, event->u.data.pointer, sizeof(cand));
+ printf("PMKID candidate flags:0x%X index:%d bssid:%s\n",
+ cand.flags, cand.index,
+ iw_saether_ntop(&cand.bssid, buffer));
+ }
+ break;
+ /* ----- junk ----- */
+ /* other junk not currently in use */
+ case SIOCGIWRATE:
+ iw_print_bitrate(buffer, sizeof(buffer), event->u.bitrate.value);
+ printf("New Bit Rate:%s\n", buffer);
+ break;
+ case SIOCGIWNAME:
+ printf("Protocol:%-1.16s\n", event->u.name);
+ break;
+ case IWEVQUAL:
+ {
+ event->u.qual.updated = 0x0; /* Not that reliable, disable */
+ iw_print_stats(buffer, sizeof(buffer),
+ &event->u.qual, iw_range, has_range);
+ printf("Link %s\n", buffer);
+ break;
+ }
+ default:
+ printf("(Unknown Wireless event 0x%04X)\n", event->cmd);
+ } /* switch(event->cmd) */
+
+ return(0);
+}
+
+/*------------------------------------------------------------------*/
+/*
+ * Print out all Wireless Events part of the RTNetlink message
+ * Most often, there will be only one event per message, but
+ * just make sure we read everything...
+ */
+static inline int
+print_event_stream(int ifindex,
+ char * data,
+ int len)
+{
+ struct iw_event iwe;
+ struct stream_descr stream;
+ int i = 0;
+ int ret;
+ char buffer[64];
+ struct timeval recv_time;
+ struct timezone tz;
+ struct wireless_iface * wireless_data;
+
+ /* Get data from cache */
+ wireless_data = iw_get_interface_data(ifindex);
+ if(wireless_data == NULL)
+ return(-1);
+
+ /* Print received time in readable form */
+ gettimeofday(&recv_time, &tz);
+ iw_print_timeval(buffer, sizeof(buffer), &recv_time, &tz);
+
+ iw_init_event_stream(&stream, data, len);
+ do
+ {
+ /* Extract an event and print it */
+ ret = iw_extract_event_stream(&stream, &iwe,
+ wireless_data->range.we_version_compiled);
+ if(ret != 0)
+ {
+ if(i++ == 0)
+ printf("%s %-8.16s ", buffer, wireless_data->ifname);
+ else
+ printf(" ");
+ if(ret > 0)
+ print_event_token(&iwe,
+ &wireless_data->range, wireless_data->has_range);
+ else
+ printf("(Invalid event)\n");
+ /* Push data out *now*, in case we are redirected to a pipe */
+ fflush(stdout);
+ }
+ }
+ while(ret > 0);
+
+ return(0);
+}
+
+/*********************** RTNETLINK EVENT DUMP***********************/
+/*
+ * Dump the events we receive from rtnetlink
+ * This code is mostly from Casey
+ */
+
+/*------------------------------------------------------------------*/
+/*
+ * Respond to a single RTM_NEWLINK event from the rtnetlink socket.
+ */
+static int
+LinkCatcher(struct nlmsghdr *nlh)
+{
+ struct ifinfomsg* ifi;
+
+#if 0
+ fprintf(stderr, "nlmsg_type = %d.\n", nlh->nlmsg_type);
+#endif
+
+ ifi = NLMSG_DATA(nlh);
+
+ /* Code is ugly, but sort of works - Jean II */
+
+ /* If interface is getting destoyed */
+ if(nlh->nlmsg_type == RTM_DELLINK)
+ {
+ /* Remove from cache (if in cache) */
+ iw_del_interface_data(ifi->ifi_index);
+ return 0;
+ }
+
+ /* Only keep add/change events */
+ if(nlh->nlmsg_type != RTM_NEWLINK)
+ return 0;
+
+ /* Check for attributes */
+ if (nlh->nlmsg_len > NLMSG_ALIGN(sizeof(struct ifinfomsg)))
+ {
+ int attrlen = nlh->nlmsg_len - NLMSG_ALIGN(sizeof(struct ifinfomsg));
+ struct rtattr *attr = (void *) ((char *) ifi +
+ NLMSG_ALIGN(sizeof(struct ifinfomsg)));
+
+ while (RTA_OK(attr, attrlen))
+ {
+ /* Check if the Wireless kind */
+ if(attr->rta_type == IFLA_WIRELESS)
+ {
+ /* Go to display it */
+ print_event_stream(ifi->ifi_index,
+ (char *) attr + RTA_ALIGN(sizeof(struct rtattr)),
+ attr->rta_len - RTA_ALIGN(sizeof(struct rtattr)));
+ }
+ attr = RTA_NEXT(attr, attrlen);
+ }
+ }
+
+ return 0;
+}
+
+/* ---------------------------------------------------------------- */
+/*
+ * We must watch the rtnelink socket for events.
+ * This routine handles those events (i.e., call this when rth.fd
+ * is ready to read).
+ */
+static inline void
+handle_netlink_events(struct rtnl_handle * rth)
+{
+ while(1)
+ {
+ struct sockaddr_nl sanl;
+ socklen_t sanllen = sizeof(struct sockaddr_nl);
+
+ struct nlmsghdr *h;
+ int amt;
+ char buf[8192];
+
+ amt = recvfrom(rth->fd, buf, sizeof(buf), MSG_DONTWAIT, (struct sockaddr*)&sanl, &sanllen);
+ if(amt < 0)
+ {
+ if(errno != EINTR && errno != EAGAIN)
+ {
+ fprintf(stderr, "%s: error reading netlink: %s.\n",
+ __PRETTY_FUNCTION__, strerror(errno));
+ }
+ return;
+ }
+
+ if(amt == 0)
+ {
+ fprintf(stderr, "%s: EOF on netlink??\n", __PRETTY_FUNCTION__);
+ return;
+ }
+
+ h = (struct nlmsghdr*)buf;
+ while(amt >= (int)sizeof(*h))
+ {
+ int len = h->nlmsg_len;
+ int l = len - sizeof(*h);
+
+ if(l < 0 || len > amt)
+ {
+ fprintf(stderr, "%s: malformed netlink message: len=%d\n", __PRETTY_FUNCTION__, len);
+ break;
+ }
+
+ switch(h->nlmsg_type)
+ {
+ case RTM_NEWLINK:
+ case RTM_DELLINK:
+ LinkCatcher(h);
+ break;
+ default:
+#if 0
+ fprintf(stderr, "%s: got nlmsg of type %#x.\n", __PRETTY_FUNCTION__, h->nlmsg_type);
+#endif
+ break;
+ }
+
+ len = NLMSG_ALIGN(len);
+ amt -= len;
+ h = (struct nlmsghdr*)((char*)h + len);
+ }
+
+ if(amt > 0)
+ fprintf(stderr, "%s: remnant of size %d on netlink\n", __PRETTY_FUNCTION__, amt);
+ }
+}
+
+/**************************** MAIN LOOP ****************************/
+
+/* ---------------------------------------------------------------- */
+/*
+ * Wait until we get an event
+ */
+static inline int
+wait_for_event(struct rtnl_handle * rth)
+{
+#if 0
+ struct timeval tv; /* Select timeout */
+#endif
+
+ /* Forever */
+ while(1)
+ {
+ fd_set rfds; /* File descriptors for select */
+ int last_fd; /* Last fd */
+ int ret;
+
+ /* Guess what ? We must re-generate rfds each time */
+ FD_ZERO(&rfds);
+ FD_SET(rth->fd, &rfds);
+ last_fd = rth->fd;
+
+ /* Wait until something happens */
+ ret = select(last_fd + 1, &rfds, NULL, NULL, NULL);
+
+ /* Check if there was an error */
+ if(ret < 0)
+ {
+ if(errno == EAGAIN || errno == EINTR)
+ continue;
+ fprintf(stderr, "Unhandled signal - exiting...\n");
+ break;
+ }
+
+ /* Check if there was a timeout */
+ if(ret == 0)
+ {
+ continue;
+ }
+
+ /* Check for interface discovery events. */
+ if(FD_ISSET(rth->fd, &rfds))
+ handle_netlink_events(rth);
+ }
+
+ return(0);
+}
+
+/******************************* MAIN *******************************/
+
+/* ---------------------------------------------------------------- */
+/*
+ * helper ;-)
+ */
+static void
+iw_usage(int status)
+{
+ fputs("Usage: iwevent [OPTIONS]\n"
+ " Monitors and displays Wireless Events.\n"
+ " Options are:\n"
+ " -h,--help Print this message.\n"
+ " -v,--version Show version of this program.\n",
+ status ? stderr : stdout);
+ exit(status);
+}
+/* Command line options */
+static const struct option long_opts[] = {
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, 'v' },
+ { NULL, 0, NULL, 0 }
+};
+
+/* ---------------------------------------------------------------- */
+/*
+ * main body of the program
+ */
+int
+main(int argc,
+ char * argv[])
+{
+ struct rtnl_handle rth;
+ int opt;
+
+ /* Check command line options */
+ while((opt = getopt_long(argc, argv, "hv", long_opts, NULL)) > 0)
+ {
+ switch(opt)
+ {
+ case 'h':
+ iw_usage(0);
+ break;
+
+ case 'v':
+ return(iw_print_version_info("iwevent"));
+ break;
+
+ default:
+ iw_usage(1);
+ break;
+ }
+ }
+ if(optind < argc)
+ {
+ fputs("Too many arguments.\n", stderr);
+ iw_usage(1);
+ }
+
+ /* Open netlink channel */
+ if(rtnl_open(&rth, RTMGRP_LINK) < 0)
+ {
+ perror("Can't initialize rtnetlink socket");
+ return(1);
+ }
+
+ fprintf(stderr, "Waiting for Wireless Events from interfaces...\n");
+
+ /* Do what we have to do */
+ wait_for_event(&rth);
+
+ /* Cleanup - only if you are pedantic */
+ rtnl_close(&rth);
+
+ return(0);
+}
Radix cross Linux
The main Radix cross Linux repository contains the build scripts of packages, which have the most complete and common functionality for desktop machines
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