package/madwifi/files/karma.patch

   1 diff -urN madwifi-ng-r2568-20070710/net80211/ieee80211_input.c madwifi-ng-r2568-20070710.new/net80211/ieee80211_input.c
   2 --- madwifi-ng-r2568-20070710/net80211/ieee80211_input.c        2007-10-14 12:52:10.000000000 +0200
   3 +++ madwifi-ng-r2568-20070710.new/net80211/ieee80211_input.c    2007-10-14 12:57:27.000000000 +0200
   4 @@ -1625,7 +1625,8 @@
   5  } while (0)
   6
   7  #ifdef IEEE80211_DEBUG
   8 -static void
   9 +/* Not used by karma
  10 + * static void
  11  ieee80211_ssid_mismatch(struct ieee80211vap *vap, const char *tag,
  12         u_int8_t mac[IEEE80211_ADDR_LEN], u_int8_t *ssid)
  13  {
  14 @@ -1634,7 +1635,7 @@
  15         ieee80211_print_essid(ssid + 2, ssid[1]);
  16         printf("\n");
  17  }
  18 -
  19 +*/
  20  #define        IEEE80211_VERIFY_SSID(_ni, _ssid) do {                          \
  21         if ((_ssid)[1] != 0 &&                                          \
  22             ((_ssid)[1] != (_ni)->ni_esslen ||                          \
  23 @@ -2993,7 +2994,8 @@
  24                         return;
  25                 IEEE80211_VERIFY_ELEMENT(rates, IEEE80211_RATE_MAXSIZE);
  26                 IEEE80211_VERIFY_ELEMENT(ssid, IEEE80211_NWID_LEN);
  27 -               IEEE80211_VERIFY_SSID(vap->iv_bss, ssid);
  28 +               // KARMA: Don't verify SSID on Probe Requests
  29 +               //IEEE80211_VERIFY_SSID(vap->iv_bss, ssid);
  30                 if ((vap->iv_flags & IEEE80211_F_HIDESSID) && ssid[1] == 0) {
  31                         IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,
  32                                 wh, ieee80211_mgt_subtype_name[subtype >>
  33 @@ -3041,6 +3043,12 @@
  34                                         IEEE80211_FC0_SUBTYPE_SHIFT],
  35                                 "%s", "recv'd rate set invalid");
  36                 } else {
  37 +                       // KARMA: Print the probe response if in adhoc mode
  38 +                       if (vap->iv_opmode == IEEE80211_M_IBSS) {
  39 +                               printf ("KARMA: Probe response for [");
  40 +                               ieee80211_print_essid(ssid + 2, ssid[1]);
  41 +                               printf ("]\n");
  42 +                       }
  43                         IEEE80211_SEND_MGMT(ni,
  44                                 IEEE80211_FC0_SUBTYPE_PROBE_RESP, 0);
  45                 }
  46 @@ -3229,7 +3237,8 @@
  47                         return;
  48                 IEEE80211_VERIFY_ELEMENT(rates, IEEE80211_RATE_MAXSIZE);
  49                 IEEE80211_VERIFY_ELEMENT(ssid, IEEE80211_NWID_LEN);
  50 -               IEEE80211_VERIFY_SSID(vap->iv_bss, ssid);
  51 +               // KARMA: Don't verify SSID on Association Requests
  52 +               //IEEE80211_VERIFY_SSID(vap->iv_bss, ssid);
  53
  54                 if (ni == vap->iv_bss) {
  55                         IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, wh->i_addr2,
  56 @@ -3408,6 +3417,13 @@
  57
  58                 /* Send TGf L2UF frame on behalf of newly associated station */
  59                 ieee80211_deliver_l2uf(ni);
  60 +
  61 +               // KARMA: Log SSID that client thinks they are associating to
  62 +               printf("KARMA: Node [%s] associating to ssid [",
  63 +                       ether_sprintf(wh->i_addr2));
  64 +               ieee80211_print_essid(ssid + 2, ssid[1]);
  65 +               printf("]\n");
  66 +
  67                 ieee80211_node_join(ni, resp);
  68  #ifdef ATH_SUPERG_XR
  69                 if (ni->ni_prev_vap &&
  70 diff -urN madwifi-ng-r2568-20070710/net80211/ieee80211_output.c madwifi-ng-r2568-20070710.new/net80211/ieee80211_output.c
  71 --- madwifi-ng-r2568-20070710/net80211/ieee80211_output.c       2007-10-14 12:52:10.000000000 +0200
  72 +++ madwifi-ng-r2568-20070710.new/net80211/ieee80211_output.c   2007-10-14 12:58:53.000000000 +0200
  73 @@ -1876,10 +1876,17 @@
  74                 *(__le16 *)frm = htole16(capinfo);
  75                 frm += 2;
  76
  77 -               /* ssid */
  78 -               frm = ieee80211_add_ssid(frm, vap->iv_bss->ni_essid,
  79 -                       vap->iv_bss->ni_esslen);
  80 -
  81 +               // KARMA: If argument is specified, on PROBE_RESP, it is
  82 +               // the SSID to use in the response which is the same SSID
  83 +               // has the client sent).
  84 +               if (arg) {
  85 +                       u_int8_t* ssid = (u_int8_t*)arg;
  86 +                       frm = ieee80211_add_ssid(frm, ssid + 2, ssid[1]);
  87 +               } else {
  88 +                       /* ssid */
  89 +                       frm = ieee80211_add_ssid(frm, vap->iv_bss->ni_essid,
  90 +                               vap->iv_bss->ni_esslen);
  91 +               }
  92                 /* supported rates */
  93                 frm = ieee80211_add_rates(frm, &ni->ni_rates);
  94