Attachment 153975 Details for Bug 238657 – as much as i can dig into it - hope it helps

as much as i can dig into it - hope it helps

iwlist_backtrace_into.txt (text/plain), 2.53 KB, created by das_deniz on 2007-05-02 19:13:38 UTC

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Creator: das_deniz

Created: 2007-05-02 19:13:38 UTC

Size: 2.53 KB

patch

obsolete

>SIOCGIWSCAN - changed? struct mismatch?
>
>inside inline print_scanning_token 
>
>(gdb) list
>1096                          freq, channel, event->u.freq.flags);
>1097            printf("                    %s\n", buffer);
>1098          }
>1099          break;
>1100        case SIOCGIWMODE:
>1101          printf("                    Mode:%s\n",
>1102                 iw_operation_mode[event->u.mode]);
>1103          break;
>1104        case SIOCGIWNAME:
>1105          printf("                    Protocol:%-1.16s\n", event->u.name);
>
>called from iwlist.c:1381  print_scanning_info()
>
>      iw_init_event_stream(&stream, (char *) buffer, wrq.u.data.length);
>      do
>	{
>	  /* Extract an event and print it */
>	  ret = iw_extract_event_stream(&stream, &iwe,
>					range.we_version_compiled);
>	  if(ret > 0)
>	    print_scanning_token(&stream, &iwe, &state,
>				 &range, has_range);
>	}
>      while(ret > 0);
>      printf("\n");
>
>trying to print iwe and i get 'No symbol "iwe" in current context.'
>but it is extracted from the stream pointing at wrq - which was
>loaded with this call "iw_get_ext(skfd, ifname, SIOCGIWSCAN, &wrq)"
>
>so here's wrq info:
>
>(gdb) print /x wrq
>$4 = {ifr_ifrn = {ifrn_name = {0x77, 0x6c, 0x61, 0x6e, 0x30, 0x0 <repeats 11 times>}}, u = {name = {0x10, 0x60, 0x60, 0x0, 0x0, 
>      0x0, 0x0, 0x0, 0xcb, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, essid = {pointer = 0x606010, length = 0x3cb, flags = 0x0}, nwid = {
>      value = 0x606010, fixed = 0x0, disabled = 0x0, flags = 0x0}, freq = {m = 0x606010, e = 0x0, i = 0x0, flags = 0x0}, sens = {
>      value = 0x606010, fixed = 0x0, disabled = 0x0, flags = 0x0}, bitrate = {value = 0x606010, fixed = 0x0, disabled = 0x0, 
>      flags = 0x0}, txpower = {value = 0x606010, fixed = 0x0, disabled = 0x0, flags = 0x0}, rts = {value = 0x606010, fixed = 0x0, 
>      disabled = 0x0, flags = 0x0}, frag = {value = 0x606010, fixed = 0x0, disabled = 0x0, flags = 0x0}, mode = 0x606010, retry = {
>      value = 0x606010, fixed = 0x0, disabled = 0x0, flags = 0x0}, encoding = {pointer = 0x606010, length = 0x3cb, flags = 0x0}, 
>    power = {value = 0x606010, fixed = 0x0, disabled = 0x0, flags = 0x0}, qual = {qual = 0x10, level = 0x60, noise = 0x60, 
>      updated = 0x0}, ap_addr = {sa_family = 0x6010, sa_data = {0x60, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcb, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 
>        0x0}}, addr = {sa_family = 0x6010, sa_data = {0x60, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcb, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 
>    param = {value = 0x606010, fixed = 0x0, disabled = 0x0, flags = 0x0}, data = {pointer = 0x606010, length = 0x3cb, 
>      flags = 0x0}}}

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Attachments on bug 238657: 153970 | 153975 | 153989