[PATCH v8 02/16] mesh: factor out rsn initialization

[peter.oh@xxxxxxxxxxxxxxxxx]

From: Peter Oh <peter.oh@xxxxxxxxxxxxxxxxx>

RSN initialization can be used in different phases
if mesh initialization and mesh join don't happen
in sequence such as DFS CAC is done in between,
hence factor it out to help convering the case.

Signed-off-by: Peter Oh <peter.oh@xxxxxxxxxxxxxxxxx>
---
 wpa_supplicant/mesh.c | 84 ++++++++++++++++++++++++++++++---------------------
 1 file changed, 49 insertions(+), 35 deletions(-)

diff --git a/wpa_supplicant/mesh.c b/wpa_supplicant/mesh.c
index 9bbff4c..d126087 100644
--- a/wpa_supplicant/mesh.c
+++ b/wpa_supplicant/mesh.c
@@ -149,6 +149,53 @@ static void wpas_mesh_copy_groups(struct hostapd_data *bss,
 }
 
 
+static int wpas_mesh_init_rsn(struct wpa_supplicant *wpa_s)
+{
+	struct hostapd_iface *ifmsh = wpa_s->ifmsh;
+	struct mesh_conf *mconf = wpa_s->ifmsh->mconf;
+	struct wpa_ssid *ssid = wpa_s->current_ssid;
+	struct hostapd_data *bss = ifmsh->bss[0];
+	static int default_groups[] = { 19, 20, 21, 25, 26, -1 };
+	const char *password;
+	size_t len;
+
+	if (mconf->security != MESH_CONF_SEC_NONE) {
+		password = ssid->sae_password;
+		if (!password)
+			password = ssid->passphrase;
+		if (!password) {
+			wpa_printf(MSG_ERROR,
+				   "mesh: Passphrase for SAE not configured");
+			return -1;
+		}
+
+		bss->conf->wpa = ssid->proto;
+		bss->conf->wpa_key_mgmt = ssid->key_mgmt;
+
+		if (wpa_s->conf->sae_groups &&
+		    wpa_s->conf->sae_groups[0] > 0) {
+			wpas_mesh_copy_groups(bss, wpa_s);
+		} else {
+			bss->conf->sae_groups =
+				os_memdup(default_groups,
+					  sizeof(default_groups));
+			if (!bss->conf->sae_groups)
+				return -1;
+		}
+
+		len = os_strlen(password);
+		bss->conf->ssid.wpa_passphrase =
+			dup_binstr(password, len);
+
+		wpa_s->mesh_rsn = mesh_rsn_auth_init(wpa_s, mconf);
+		if (!wpa_s->mesh_rsn)
+			return -1;
+	}
+
+	return 0;
+}
+
+
 static void wpas_mesh_complete_cb(void *ctx)
 {
 	struct wpa_supplicant *wpa_s = (struct wpa_supplicant *)ctx;
@@ -193,9 +240,6 @@ static int wpa_supplicant_mesh_init(struct wpa_supplicant *wpa_s,
 	struct hostapd_config *conf;
 	struct mesh_conf *mconf;
 	int basic_rates_erp[] = { 10, 20, 55, 60, 110, 120, 240, -1 };
-	static int default_groups[] = { 19, 20, 21, 25, 26, -1 };
-	const char *password;
-	size_t len;
 	int rate_len;
 	int frequency;
 
@@ -329,38 +373,8 @@ static int wpa_supplicant_mesh_init(struct wpa_supplicant *wpa_s,
 		return -1;
 	}
 
-	if (mconf->security != MESH_CONF_SEC_NONE) {
-		password = ssid->sae_password;
-		if (!password)
-			password = ssid->passphrase;
-		if (!password) {
-			wpa_printf(MSG_ERROR,
-				   "mesh: Passphrase for SAE not configured");
-			goto out_free;
-		}
-
-		bss->conf->wpa = ssid->proto;
-		bss->conf->wpa_key_mgmt = ssid->key_mgmt;
-
-		if (wpa_s->conf->sae_groups &&
-		    wpa_s->conf->sae_groups[0] > 0) {
-			wpas_mesh_copy_groups(bss, wpa_s);
-		} else {
-			bss->conf->sae_groups =
-				os_memdup(default_groups,
-					  sizeof(default_groups));
-			if (!bss->conf->sae_groups)
-				goto out_free;
-		}
-
-		len = os_strlen(password);
-		bss->conf->ssid.wpa_passphrase =
-			dup_binstr(password, len);
-
-		wpa_s->mesh_rsn = mesh_rsn_auth_init(wpa_s, mconf);
-		if (!wpa_s->mesh_rsn)
-			goto out_free;
-	}
+	if (wpas_mesh_init_rsn(wpa_s))
+		goto out_free;
 
 	wpa_supplicant_conf_ap_ht(wpa_s, ssid, conf);
 
-- 
2.7.4


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