P2P: Move p2p_find stopped event message into p2p_supplicant.c

This removes wpa_ctrl.h dependency from src/p2p/* and makes the P2P
events more consistent, i.e., everything that is aimed for upper layer
processing from the wpa_supplicant control interfaces is generated in
p2p_supplicant.c.

Signed-hostap: Jouni Malinen <j@w1.fi>

src/p2p/p2p.c

@@ -12,7 +12,6 @@
 #include "eloop.h"
 #include "common/ieee802_11_defs.h"
 #include "common/ieee802_11_common.h"
-#include "common/wpa_ctrl.h"
 #include "wps/wps_i.h"
 #include "p2p_i.h"
 #include "p2p.h"
@@ -1108,7 +1107,7 @@ int p2p_other_scan_completed(struct p2p_data *p2p)
 	if (p2p_find(p2p, p2p->last_p2p_find_timeout, p2p->find_type,
 		     p2p->num_req_dev_types, p2p->req_dev_types,
 		     p2p->find_dev_id, p2p->search_delay) < 0) {
-		wpa_msg(p2p->cfg->msg_ctx, MSG_INFO, P2P_EVENT_FIND_STOPPED);
+		p2p->cfg->find_stopped(p2p->cfg->cb_ctx);
 		return 0;
 	}
 	return 1;
@@ -1123,7 +1122,7 @@ void p2p_stop_find_for_freq(struct p2p_data *p2p, int freq)
 	if (p2p->state == P2P_SEARCH ||
 	    p2p->state == P2P_CONTINUE_SEARCH_WHEN_READY ||
 	    p2p->state == P2P_SEARCH_WHEN_READY)
-		wpa_msg(p2p->cfg->msg_ctx, MSG_INFO, P2P_EVENT_FIND_STOPPED);
+		p2p->cfg->find_stopped(p2p->cfg->cb_ctx);
 	p2p_set_state(p2p, P2P_IDLE);
 	p2p_free_req_dev_types(p2p);
 	p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING;

src/p2p/p2p.h

@@ -544,6 +544,12 @@ struct p2p_config {
 	 */
 	void (*dev_lost)(void *ctx, const u8 *dev_addr);
 
+	/**
+	 * find_stopped - Notification of a p2p_find operation stopping
+	 * @ctx: Callback context from cb_ctx
+	 */
+	void (*find_stopped)(void *ctx);
+
 	/**
 	 * go_neg_req_rx - Notification of a receive GO Negotiation Request
 	 * @ctx: Callback context from cb_ctx

wpa_supplicant/p2p_supplicant.c

@@ -1226,6 +1226,13 @@ static void wpas_dev_lost(void *ctx, const u8 *dev_addr)
 }
 
 
+static void wpas_find_stopped(void *ctx)
+{
+	struct wpa_supplicant *wpa_s = ctx;
+	wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_FIND_STOPPED);
+}
+
+
 static int wpas_start_listen(void *ctx, unsigned int freq,
 			     unsigned int duration,
 			     const struct wpabuf *probe_resp_ie)
@@ -2969,6 +2976,7 @@ int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
 	p2p.go_neg_req_rx = wpas_go_neg_req_rx;
 	p2p.dev_found = wpas_dev_found;
 	p2p.dev_lost = wpas_dev_lost;
+	p2p.find_stopped = wpas_find_stopped;
 	p2p.start_listen = wpas_start_listen;
 	p2p.stop_listen = wpas_stop_listen;
 	p2p.send_probe_resp = wpas_send_probe_resp;