release/src/router/miniupnpd/getconnstatus.c

   1 /* $Id: getconnstatus.c,v 1.6 2013/03/23 10:46:54 nanard Exp $ */
   2 /* MiniUPnP project
   3  * http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
   4  * (c) 2011-2013 Thomas Bernard
   5  * This software is subject to the conditions detailed
   6  * in the LICENCE file provided within the distribution */
   7
   8 #include <stdio.h>
   9 #include <sys/types.h>
  10 #include <netinet/in.h>
  11 #include "getconnstatus.h"
  12 #include "getifaddr.h"
  13
  14 #define STATUS_UNCONFIGURED (0)
  15 #define STATUS_CONNECTING (1)
  16 #define STATUS_CONNECTED (2)
  17 #define STATUS_PENDINGDISCONNECT (3)
  18 #define STATUS_DISCONNECTING (4)
  19 #define STATUS_DISCONNECTED (5)
  20
  21 /**
  22  * get the connection status
  23  * return values :
  24  *  0 - Unconfigured
  25  *  1 - Connecting
  26  *  2 - Connected
  27  *  3 - PendingDisconnect
  28  *  4 - Disconnecting
  29  *  5 - Disconnected */
  30 int
  31 get_wan_connection_status(const char * ifname)
  32 {
  33         char addr[INET_ADDRSTRLEN];
  34         int r;
  35
  36         /* we need a better implementation here.
  37          * I'm afraid it should be device specific */
  38         r = getifaddr(ifname, addr, INET_ADDRSTRLEN, NULL, NULL);
  39         return (r < 0) ? STATUS_DISCONNECTED : STATUS_CONNECTED;
  40 }
  41
  42 /**
  43  * return the same value as get_wan_connection_status()
  44  * as a C string */
  45 const char *
  46 get_wan_connection_status_str(const char * ifname)
  47 {
  48         int status;
  49         const char * str = NULL;
  50
  51         status = get_wan_connection_status(ifname);
  52         switch(status) {
  53         case 0:
  54                 str = "Unconfigured";
  55                 break;
  56         case 1:
  57                 str = "Connecting";
  58                 break;
  59         case 2:
  60                 str = "Connected";
  61                 break;
  62         case 3:
  63                 str = "PendingDisconnect";
  64                 break;
  65         case 4:
  66                 str = "Disconnecting";
  67                 break;
  68         case 5:
  69                 str = "Disconnected";
  70                 break;
  71         }
  72         return str;
  73 }
  74