From e7c5e724794e87c4a52a3d8c9ddc5261f1abb0a9 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 25 Jul 2008 22:37:36 +0000 Subject: [PATCH] wpa_supplicant: improve scan cache reliability SVN-Revision: 11930 --- .../wpa_supplicant/patches/130-scanning.patch | 52 ++++++++----------- 1 file changed, 22 insertions(+), 30 deletions(-) diff --git a/package/wpa_supplicant/patches/130-scanning.patch b/package/wpa_supplicant/patches/130-scanning.patch index 4b3dc970f31..c5e25259935 100644 --- a/package/wpa_supplicant/patches/130-scanning.patch +++ b/package/wpa_supplicant/patches/130-scanning.patch @@ -1,9 +1,7 @@ Add a scan result cache to improve roaming speed if the driver gave us a background scan before losing the connection. -Index: wpa_supplicant-0.6.3/wpa_supplicant/config.h -=================================================================== ---- wpa_supplicant-0.6.3.orig/wpa_supplicant/config.h 2008-02-23 03:45:24.000000000 +0100 -+++ wpa_supplicant-0.6.3/wpa_supplicant/config.h 2008-07-10 15:08:21.000000000 +0200 +--- a/wpa_supplicant/config.h ++++ b/wpa_supplicant/config.h @@ -97,6 +97,12 @@ int ap_scan; @@ -17,10 +15,8 @@ Index: wpa_supplicant-0.6.3/wpa_supplicant/config.h * ctrl_interface - Parameters for the control interface * * If this is specified, %wpa_supplicant will open a control interface -Index: wpa_supplicant-0.6.3/wpa_supplicant/config_file.c -=================================================================== ---- wpa_supplicant-0.6.3.orig/wpa_supplicant/config_file.c 2008-02-23 03:45:24.000000000 +0100 -+++ wpa_supplicant-0.6.3/wpa_supplicant/config_file.c 2008-07-10 15:59:38.000000000 +0200 +--- a/wpa_supplicant/config_file.c ++++ b/wpa_supplicant/config_file.c @@ -312,6 +312,13 @@ return 0; } @@ -54,10 +50,8 @@ Index: wpa_supplicant-0.6.3/wpa_supplicant/config_file.c if (config->fast_reauth != DEFAULT_FAST_REAUTH) fprintf(f, "fast_reauth=%d\n", config->fast_reauth); #ifdef EAP_TLS_OPENSSL -Index: wpa_supplicant-0.6.3/wpa_supplicant/events.c -=================================================================== ---- wpa_supplicant-0.6.3.orig/wpa_supplicant/events.c 2008-07-10 13:27:03.000000000 +0200 -+++ wpa_supplicant-0.6.3/wpa_supplicant/events.c 2008-07-10 17:18:53.000000000 +0200 +--- a/wpa_supplicant/events.c ++++ b/wpa_supplicant/events.c @@ -555,6 +555,9 @@ if (wpa_s->conf->ap_scan == 2 || wpa_s->disconnected) return; @@ -68,12 +62,20 @@ Index: wpa_supplicant-0.6.3/wpa_supplicant/events.c while (selected == NULL) { for (prio = 0; prio < wpa_s->conf->num_prio; prio++) { selected = wpa_supplicant_select_bss( -@@ -594,13 +597,16 @@ +@@ -567,6 +570,7 @@ + wpa_printf(MSG_DEBUG, "No APs found - clear blacklist " + "and try again"); + wpa_blacklist_clear(wpa_s); ++ memset(&wpa_s->last_scan_results, 0, sizeof(wpa_s->last_scan_results)); + } else if (selected == NULL) { + break; + } +@@ -594,10 +598,12 @@ rsn_preauth_scan_results(wpa_s->wpa, wpa_s->scan_res); } else { wpa_printf(MSG_DEBUG, "No suitable AP found."); - timeout = 5; -+ timeout = 1; ++ timeout = 0; goto req_scan; } @@ -82,10 +84,6 @@ Index: wpa_supplicant-0.6.3/wpa_supplicant/events.c return; req_scan: -+ memset(&wpa_s->last_scan_results, 0, sizeof(wpa_s->last_scan_results)); - if (wpa_s->scan_res_tried == 1 && wpa_s->conf->ap_scan == 1) { - /* - * Quick recovery if the initial scan results were not @@ -804,6 +810,9 @@ } if (wpa_s->wpa_state >= WPA_ASSOCIATED) @@ -96,10 +94,8 @@ Index: wpa_supplicant-0.6.3/wpa_supplicant/events.c bssid = wpa_s->bssid; if (os_memcmp(bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN) == 0) bssid = wpa_s->pending_bssid; -Index: wpa_supplicant-0.6.3/wpa_supplicant/wpa_supplicant_i.h -=================================================================== ---- wpa_supplicant-0.6.3.orig/wpa_supplicant/wpa_supplicant_i.h 2008-07-10 15:03:56.000000000 +0200 -+++ wpa_supplicant-0.6.3/wpa_supplicant/wpa_supplicant_i.h 2008-07-10 15:16:17.000000000 +0200 +--- a/wpa_supplicant/wpa_supplicant_i.h ++++ b/wpa_supplicant/wpa_supplicant_i.h @@ -334,6 +334,7 @@ struct wpa_client_mlme mlme; int use_client_mlme; @@ -116,10 +112,8 @@ Index: wpa_supplicant-0.6.3/wpa_supplicant/wpa_supplicant_i.h void wpa_supplicant_cancel_scan(struct wpa_supplicant *wpa_s); /* events.c */ -Index: wpa_supplicant-0.6.3/wpa_supplicant/scan.c -=================================================================== ---- wpa_supplicant-0.6.3.orig/wpa_supplicant/scan.c 2008-07-10 13:27:03.000000000 +0200 -+++ wpa_supplicant-0.6.3/wpa_supplicant/scan.c 2008-07-10 16:24:31.000000000 +0200 +--- a/wpa_supplicant/scan.c ++++ b/wpa_supplicant/scan.c @@ -40,6 +40,18 @@ wpa_supplicant_event(wpa_s, EVENT_ASSOC, &data); } @@ -151,10 +145,8 @@ Index: wpa_supplicant-0.6.3/wpa_supplicant/scan.c wpa_s->scan_res_tried++; wpa_printf(MSG_DEBUG, "Trying to get current scan results " "first without requesting a new scan to speed up " -Index: wpa_supplicant-0.6.3/wpa_supplicant/wpa_supplicant.c -=================================================================== ---- wpa_supplicant-0.6.3.orig/wpa_supplicant/wpa_supplicant.c 2008-07-10 14:41:16.000000000 +0200 -+++ wpa_supplicant-0.6.3/wpa_supplicant/wpa_supplicant.c 2008-07-10 18:45:59.000000000 +0200 +--- a/wpa_supplicant/wpa_supplicant.c ++++ b/wpa_supplicant/wpa_supplicant.c @@ -1417,6 +1417,9 @@ { struct wpa_supplicant *wpa_s = ctx; -- 2.30.2