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openwrt/package/madwifi/patches/320-karma.patch

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Index: madwifi-ng-r2568-20070710/net80211/ieee80211_wireless.c
===================================================================
--- madwifi-ng-r2568-20070710.orig/net80211/ieee80211_wireless.c 2007-10-20 20:52:09.000000000 +0200
+++ madwifi-ng-r2568-20070710/net80211/ieee80211_wireless.c 2007-10-20 20:52:10.000000000 +0200
@@ -72,6 +72,8 @@
(_vap)->iv_ic->ic_roaming == IEEE80211_ROAMING_AUTO)
#define RESCAN 1
+int karma_enable;
+
static void
pre_announced_chanswitch(struct net_device *dev, u_int32_t channel, u_int32_t tbtt);
@@ -2616,6 +2618,12 @@
else
ic->ic_flags_ext &= ~IEEE80211_FEXT_MARKDFS;
break;
+ case IEEE80211_PARAM_KARMA:
+ if (value)
+ karma_enable = 1;
+ else
+ karma_enable = 0;
+ break;
#ifdef ATH_REVERSE_ENGINEERING
case IEEE80211_PARAM_DUMPREGS:
ieee80211_dump_registers(dev, info, w, extra);
@@ -2914,6 +2922,9 @@
else
param[0] = 0;
break;
+ case IEEE80211_PARAM_KARMA:
+ param[0] = karma_enable;
+ break;
default:
return -EOPNOTSUPP;
}
@@ -5271,6 +5282,10 @@
{ IEEE80211_IOCTL_WRITEREG,
IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "writereg" },
#endif /* #ifdef ATH_REVERSE_ENGINEERING */
+ { IEEE80211_PARAM_KARMA,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "karma" },
+ { IEEE80211_PARAM_KARMA, 0,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_karma" },
};
#define set_handler(x,f) [x - SIOCIWFIRST] = (iw_handler) f
Index: madwifi-ng-r2568-20070710/net80211/ieee80211_input.c
===================================================================
--- madwifi-ng-r2568-20070710.orig/net80211/ieee80211_input.c 2007-10-20 20:52:09.000000000 +0200
+++ madwifi-ng-r2568-20070710/net80211/ieee80211_input.c 2007-10-20 20:52:10.000000000 +0200
@@ -59,6 +59,8 @@
#include <net80211/ieee80211_var.h>
+extern int karma_enable;
+
#ifdef IEEE80211_DEBUG
/*
* Decide if a received management frame should be
@@ -1625,7 +1627,6 @@
} while (0)
#ifdef IEEE80211_DEBUG
-static void
ieee80211_ssid_mismatch(struct ieee80211vap *vap, const char *tag,
u_int8_t mac[IEEE80211_ADDR_LEN], u_int8_t *ssid)
{
@@ -1634,7 +1635,6 @@
ieee80211_print_essid(ssid + 2, ssid[1]);
printf("\n");
}
-
#define IEEE80211_VERIFY_SSID(_ni, _ssid) do { \
if ((_ssid)[1] != 0 && \
((_ssid)[1] != (_ni)->ni_esslen || \
@@ -2993,7 +2993,9 @@
return;
IEEE80211_VERIFY_ELEMENT(rates, IEEE80211_RATE_MAXSIZE);
IEEE80211_VERIFY_ELEMENT(ssid, IEEE80211_NWID_LEN);
- IEEE80211_VERIFY_SSID(vap->iv_bss, ssid);
+ // KARMA: Don't verify SSID on Probe Requests
+ if (!karma_enable)
+ IEEE80211_VERIFY_SSID(vap->iv_bss, ssid);
if ((vap->iv_flags & IEEE80211_F_HIDESSID) && ssid[1] == 0) {
IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,
wh, ieee80211_mgt_subtype_name[subtype >>
@@ -3041,6 +3043,14 @@
IEEE80211_FC0_SUBTYPE_SHIFT],
"%s", "recv'd rate set invalid");
} else {
+ // KARMA: Print the probe response if in adhoc mode
+ if (karma_enable) {
+ if (vap->iv_opmode == IEEE80211_M_IBSS) {
+ printf ("KARMA: Probe response for [");
+ ieee80211_print_essid(ssid + 2, ssid[1]);
+ printf ("]\n");
+ }
+ }
IEEE80211_SEND_MGMT(ni,
IEEE80211_FC0_SUBTYPE_PROBE_RESP, 0);
}
@@ -3229,7 +3239,9 @@
return;
IEEE80211_VERIFY_ELEMENT(rates, IEEE80211_RATE_MAXSIZE);
IEEE80211_VERIFY_ELEMENT(ssid, IEEE80211_NWID_LEN);
- IEEE80211_VERIFY_SSID(vap->iv_bss, ssid);
+ // KARMA: Don't verify SSID on Association Requests
+ if (!karma_enable)
+ IEEE80211_VERIFY_SSID(vap->iv_bss, ssid);
if (ni == vap->iv_bss) {
IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, wh->i_addr2,
@@ -3408,6 +3420,15 @@
/* Send TGf L2UF frame on behalf of newly associated station */
ieee80211_deliver_l2uf(ni);
+
+ // KARMA: Log SSID that client thinks they are associating to
+ if (karma_enable) {
+ printf("KARMA: Node [%s] associating to ssid [",
+ ether_sprintf(wh->i_addr2));
+ ieee80211_print_essid(ssid + 2, ssid[1]);
+ printf("]\n");
+ }
+
ieee80211_node_join(ni, resp);
#ifdef ATH_SUPERG_XR
if (ni->ni_prev_vap &&
Index: madwifi-ng-r2568-20070710/net80211/ieee80211_output.c
===================================================================
--- madwifi-ng-r2568-20070710.orig/net80211/ieee80211_output.c 2007-10-20 20:52:09.000000000 +0200
+++ madwifi-ng-r2568-20070710/net80211/ieee80211_output.c 2007-10-20 20:52:10.000000000 +0200
@@ -57,6 +57,8 @@
#include <net80211/ieee80211_monitor.h>
#include <net80211/if_athproto.h>
+extern int karma_enable;
+
#ifdef IEEE80211_DEBUG
/*
* Decide if an outbound management frame should be
@@ -1876,10 +1878,17 @@
*(__le16 *)frm = htole16(capinfo);
frm += 2;
- /* ssid */
- frm = ieee80211_add_ssid(frm, vap->iv_bss->ni_essid,
- vap->iv_bss->ni_esslen);
-
+ // KARMA: If argument is specified, on PROBE_RESP, it is
+ // the SSID to use in the response which is the same SSID
+ // has the client sent).
+ if (arg && karma_enable) {
+ u_int8_t* ssid = (u_int8_t*)arg;
+ frm = ieee80211_add_ssid(frm, ssid + 2, ssid[1]);
+ } else {
+ /* ssid */
+ frm = ieee80211_add_ssid(frm, vap->iv_bss->ni_essid,
+ vap->iv_bss->ni_esslen);
+ }
/* supported rates */
frm = ieee80211_add_rates(frm, &ni->ni_rates);
Index: madwifi-ng-r2568-20070710/net80211/ieee80211_ioctl.h
===================================================================
--- madwifi-ng-r2568-20070710.orig/net80211/ieee80211_ioctl.h 2007-10-20 20:51:36.000000000 +0200
+++ madwifi-ng-r2568-20070710/net80211/ieee80211_ioctl.h 2007-10-20 20:52:10.000000000 +0200
@@ -603,6 +603,7 @@
IEEE80211_PARAM_DROPUNENC_EAPOL = 60, /* drop unencrypted eapol frames */
IEEE80211_PARAM_SHPREAMBLE = 61, /* Short Preamble */
IEEE80211_PARAM_DUMPREGS = 62, /* Pretty printed dump of Atheros hardware registers */
+ IEEE80211_PARAM_KARMA = 63, /* Enable Karma */
};
#define SIOCG80211STATS (SIOCDEVPRIVATE+2)
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