[PATCH v2 10/10] mesh: Make plink params configurable

Masashi Honma masashi.honma
Fri Nov 14 17:35:32 PST 2014


This patch makes four MIBs for plink configurable and sets correct default
value based on IEEE Std 802.11s-2011.

Signed-off-by: Masashi Honma <masashi.honma at gmail.com>
---
 src/ap/ap_config.h           |  4 ++++
 wpa_supplicant/config.c      |  8 +++++++
 wpa_supplicant/config_file.c |  4 ++++
 wpa_supplicant/config_ssid.h | 12 ++++++++++
 wpa_supplicant/mesh.c        |  4 ++++
 wpa_supplicant/mesh_mpm.c    | 57 ++++++++++++++++++++++++++------------------
 6 files changed, 66 insertions(+), 23 deletions(-)

diff --git a/src/ap/ap_config.h b/src/ap/ap_config.h
index 18538c9..593dd99 100644
--- a/src/ap/ap_config.h
+++ b/src/ap/ap_config.h
@@ -37,6 +37,10 @@ struct mesh_conf {
 #define MESH_CONF_SEC_AUTH BIT(1)
 #define MESH_CONF_SEC_AMPE BIT(2)
 	unsigned int security;
+	int dot11MeshMaxRetries;
+	int dot11MeshRetryTimeout; /* msec */
+	int dot11MeshConfirmTimeout; /* msec */
+	int dot11MeshHoldingTimeout; /* msec */
 };
 
 #define MAX_STA_COUNT 2007
diff --git a/wpa_supplicant/config.c b/wpa_supplicant/config.c
index 5cefbf1..33cf53c 100644
--- a/wpa_supplicant/config.c
+++ b/wpa_supplicant/config.c
@@ -1839,6 +1839,10 @@ static const struct parse_data ssid_fields[] = {
 #ifdef CONFIG_MESH
 	{ FUNC(mesh_ht_mode) },
 	{ FUNC(mesh_basic_rates) },
+	{ INT(dot11MeshMaxRetries) },
+	{ INT(dot11MeshRetryTimeout) },
+	{ INT(dot11MeshConfirmTimeout) },
+	{ INT(dot11MeshHoldingTimeout) },
 #endif /* CONFIG_MESH */
 	{ INT(wpa_ptk_rekey) },
 	{ STR(bgscan) },
@@ -2323,6 +2327,10 @@ void wpa_config_set_network_defaults(struct wpa_ssid *ssid)
 #endif /* IEEE8021X_EAPOL */
 #ifdef CONFIG_MESH
 	ssid->mesh_ht_mode = DEFAULT_MESH_HT_MODE;
+	ssid->dot11MeshMaxRetries = DEFAULT_MESH_MAX_RETRIES;
+	ssid->dot11MeshRetryTimeout = DEFAULT_MESH_RETRY_TIMEOUT;
+	ssid->dot11MeshConfirmTimeout = DEFAULT_MESH_CONFIRM_TIMEOUT;
+	ssid->dot11MeshHoldingTimeout = DEFAULT_MESH_HOLDING_TIMEOUT;
 #endif /* CONFIG_MESH */
 #ifdef CONFIG_HT_OVERRIDES
 	ssid->disable_ht = DEFAULT_DISABLE_HT;
diff --git a/wpa_supplicant/config_file.c b/wpa_supplicant/config_file.c
index 664745b..99a852a 100644
--- a/wpa_supplicant/config_file.c
+++ b/wpa_supplicant/config_file.c
@@ -754,6 +754,10 @@ static void wpa_config_write_network(FILE *f, struct wpa_ssid *ssid)
 #ifdef CONFIG_MESH
 	STR(mesh_ht_mode);
 	STR(mesh_basic_rates);
+	INT(dot11MeshMaxRetries);
+	INT(dot11MeshRetryTimeout);
+	INT(dot11MeshConfirmTimeout);
+	INT(dot11MeshHoldingTimeout);
 #endif /* CONFIG_MESH */
 
 #undef STR
diff --git a/wpa_supplicant/config_ssid.h b/wpa_supplicant/config_ssid.h
index b1c2fd8..c5cd6e7 100644
--- a/wpa_supplicant/config_ssid.h
+++ b/wpa_supplicant/config_ssid.h
@@ -28,6 +28,10 @@
 
 #define DEFAULT_BG_SCAN_PERIOD -1
 #define DEFAULT_MESH_HT_MODE CHAN_UNDEFINED /* undefined */
+#define DEFAULT_MESH_MAX_RETRIES 2
+#define DEFAULT_MESH_RETRY_TIMEOUT 40
+#define DEFAULT_MESH_CONFIRM_TIMEOUT 40
+#define DEFAULT_MESH_HOLDING_TIMEOUT 40
 #define DEFAULT_DISABLE_HT 0
 #define DEFAULT_DISABLE_HT40 0
 #define DEFAULT_DISABLE_SGI 0
@@ -419,6 +423,14 @@ struct wpa_ssid {
 	 */
 	int *mesh_basic_rates;
 
+	/**
+	 * Mesh network plink parameters
+	 */
+	int dot11MeshMaxRetries;
+	int dot11MeshRetryTimeout; /* msec */
+	int dot11MeshConfirmTimeout; /* msec */
+	int dot11MeshHoldingTimeout; /* msec */
+
 	int ht40;
 
 	int vht;
diff --git a/wpa_supplicant/mesh.c b/wpa_supplicant/mesh.c
index 8d99de9..ee07b97 100644
--- a/wpa_supplicant/mesh.c
+++ b/wpa_supplicant/mesh.c
@@ -89,6 +89,10 @@ static struct mesh_conf * mesh_config_create(struct wpa_ssid *ssid)
 	conf->mesh_cc_id = 0;
 	conf->mesh_sp_id = MESH_SYNC_METHOD_NEIGHBOR_OFFSET;
 	conf->mesh_auth_id = (conf->security & MESH_CONF_SEC_AUTH) ? 1 : 0;
+	conf->dot11MeshMaxRetries = ssid->dot11MeshMaxRetries;
+	conf->dot11MeshRetryTimeout = ssid->dot11MeshRetryTimeout;
+	conf->dot11MeshConfirmTimeout = ssid->dot11MeshConfirmTimeout;
+	conf->dot11MeshHoldingTimeout = ssid->dot11MeshHoldingTimeout;
 
 	return conf;
 }
diff --git a/wpa_supplicant/mesh_mpm.c b/wpa_supplicant/mesh_mpm.c
index 99dbf52..81f92ca 100644
--- a/wpa_supplicant/mesh_mpm.c
+++ b/wpa_supplicant/mesh_mpm.c
@@ -19,12 +19,6 @@
 #include "mesh_mpm.h"
 #include "mesh_rsn.h"
 
-/* TODO make configurable */
-#define dot11MeshMaxRetries 10
-#define dot11MeshRetryTimeout 1
-#define dot11MeshConfirmTimeout 1
-#define dot11MeshHoldingTimeout 1
-
 struct mesh_peer_mgmt_ie {
 	const u8 *proto_id;
 	const u8 *llid;
@@ -395,14 +389,17 @@ static void plink_timer(void *eloop_ctx, void *user_data)
 	struct wpa_supplicant *wpa_s = eloop_ctx;
 	struct sta_info *sta = user_data;
 	u16 reason = 0;
+	struct mesh_conf *conf = wpa_s->ifmsh->mconf;
 
 	switch (sta->plink_state) {
 	case PLINK_OPEN_RCVD:
 	case PLINK_OPEN_SENT:
 		/* retry timer */
-		if (sta->mpm_retries < dot11MeshMaxRetries) {
-			eloop_register_timeout(dot11MeshRetryTimeout, 0,
-					       plink_timer, wpa_s, sta);
+		if (sta->mpm_retries < conf->dot11MeshMaxRetries) {
+			eloop_register_timeout(
+				conf->dot11MeshRetryTimeout / 1000,
+				(conf->dot11MeshRetryTimeout % 1000) * 1000,
+				plink_timer, wpa_s, sta);
 			mesh_mpm_send_plink_action(wpa_s, sta, PLINK_OPEN, 0);
 			sta->mpm_retries++;
 			break;
@@ -415,8 +412,9 @@ static void plink_timer(void *eloop_ctx, void *user_data)
 		if (!reason)
 			reason = WLAN_REASON_MESH_CONFIRM_TIMEOUT;
 		sta->plink_state = PLINK_HOLDING;
-		eloop_register_timeout(dot11MeshHoldingTimeout, 0,
-				       plink_timer, wpa_s, sta);
+		eloop_register_timeout(conf->dot11MeshHoldingTimeout / 1000,
+			(conf->dot11MeshHoldingTimeout % 1000) * 1000,
+			plink_timer, wpa_s, sta);
 		mesh_mpm_send_plink_action(wpa_s, sta, PLINK_CLOSE, reason);
 		break;
 	case PLINK_HOLDING:
@@ -434,9 +432,12 @@ static void
 mesh_mpm_plink_open(struct wpa_supplicant *wpa_s, struct sta_info *sta,
 		    enum mesh_plink_state next_state)
 {
+	struct mesh_conf *conf = wpa_s->ifmsh->mconf;
+
 	eloop_cancel_timeout(plink_timer, wpa_s, sta);
-	eloop_register_timeout(dot11MeshRetryTimeout, 0, plink_timer,
-			       wpa_s, sta);
+	eloop_register_timeout(conf->dot11MeshRetryTimeout / 1000,
+		(conf->dot11MeshRetryTimeout % 1000) * 1000, plink_timer, wpa_s,
+		sta);
 	mesh_mpm_send_plink_action(wpa_s, sta, PLINK_OPEN, 0);
 	wpa_mesh_set_plink_state(wpa_s, sta, next_state);
 }
@@ -670,8 +671,10 @@ static void mesh_mpm_fsm(struct wpa_supplicant *wpa_s, struct sta_info *sta,
 			wpa_mesh_set_plink_state(wpa_s, sta, PLINK_HOLDING);
 			if (!reason)
 				reason = WLAN_REASON_MESH_CLOSE_RCVD;
-			eloop_register_timeout(dot11MeshHoldingTimeout, 0,
-					       plink_timer, wpa_s, sta);
+			eloop_register_timeout(
+				conf->dot11MeshHoldingTimeout / 1000,
+				(conf->dot11MeshHoldingTimeout % 1000) * 1000,
+				plink_timer, wpa_s, sta);
 			mesh_mpm_send_plink_action(wpa_s, sta,
 						   PLINK_CLOSE, reason);
 			break;
@@ -683,8 +686,10 @@ static void mesh_mpm_fsm(struct wpa_supplicant *wpa_s, struct sta_info *sta,
 			break;
 		case CNF_ACPT:
 			wpa_mesh_set_plink_state(wpa_s, sta, PLINK_CNF_RCVD);
-			eloop_register_timeout(dot11MeshConfirmTimeout, 0,
-					       plink_timer, wpa_s, sta);
+			eloop_register_timeout(
+				conf->dot11MeshConfirmTimeout / 1000,
+				(conf->dot11MeshConfirmTimeout % 1000) * 1000,
+				plink_timer, wpa_s, sta);
 			break;
 		default:
 			break;
@@ -700,8 +705,10 @@ static void mesh_mpm_fsm(struct wpa_supplicant *wpa_s, struct sta_info *sta,
 			wpa_mesh_set_plink_state(wpa_s, sta, PLINK_HOLDING);
 			if (!reason)
 				reason = WLAN_REASON_MESH_CLOSE_RCVD;
-			eloop_register_timeout(dot11MeshHoldingTimeout, 0,
-					       plink_timer, wpa_s, sta);
+			eloop_register_timeout(
+				conf->dot11MeshHoldingTimeout / 1000,
+				(conf->dot11MeshHoldingTimeout % 1000) * 1000,
+				plink_timer, wpa_s, sta);
 			sta->mpm_close_reason = reason;
 			mesh_mpm_send_plink_action(wpa_s, sta,
 						   PLINK_CLOSE, reason);
@@ -729,8 +736,10 @@ static void mesh_mpm_fsm(struct wpa_supplicant *wpa_s, struct sta_info *sta,
 			wpa_mesh_set_plink_state(wpa_s, sta, PLINK_HOLDING);
 			if (!reason)
 				reason = WLAN_REASON_MESH_CLOSE_RCVD;
-			eloop_register_timeout(dot11MeshHoldingTimeout, 0,
-					       plink_timer, wpa_s, sta);
+			eloop_register_timeout(
+				conf->dot11MeshHoldingTimeout / 1000,
+				(conf->dot11MeshHoldingTimeout % 1000) * 1000,
+				plink_timer, wpa_s, sta);
 			sta->mpm_close_reason = reason;
 			mesh_mpm_send_plink_action(wpa_s, sta,
 						   PLINK_CLOSE, reason);
@@ -750,8 +759,10 @@ static void mesh_mpm_fsm(struct wpa_supplicant *wpa_s, struct sta_info *sta,
 			wpa_mesh_set_plink_state(wpa_s, sta, PLINK_HOLDING);
 			reason = WLAN_REASON_MESH_CLOSE_RCVD;
 
-			eloop_register_timeout(dot11MeshHoldingTimeout, 0,
-					       plink_timer, wpa_s, sta);
+			eloop_register_timeout(
+				conf->dot11MeshHoldingTimeout / 1000,
+				(conf->dot11MeshHoldingTimeout % 1000) * 1000,
+				plink_timer, wpa_s, sta);
 			sta->mpm_close_reason = reason;
 
 			wpa_msg(wpa_s, MSG_INFO, "mesh plink with " MACSTR
-- 
1.9.1




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