ie: add support for <<EVENTS-NOTIFICATION>> IE

Signed-off-by: Patrick McHardy <kaber@trash.net>

3 files changed, 57 insertions, 4 deletions

diff --git a/example/ss.c b/example/ss.c
index f45e9f6..eac9391 100644
--- a/example/ss.c
+++ b/example/ss.c
@@ -29,18 +29,25 @@ static void mnss_release_ind(struct dect_handle *dh, struct dect_ss_endpoint *ss
 static void dect_invoke_ss(struct dect_handle *dh, const struct dect_ipui *ipui)
 {
 	struct dect_ss_endpoint *sse;
-	struct dect_ie_feature_activate feature_activate;
+	struct dect_ie_events_notification events_notification;
 	struct dect_mnss_param param = {
-		.feature_activate	= &feature_activate,
+		.events_notification	= &events_notification,
 	};
 
 	sse = dect_ss_endpoint_alloc(dh, ipui);
 	if (sse == NULL)
 		return;
 
-	feature_activate.feature = DECT_FEATURE_INDICATION_OF_SUBSCRIBER_NUMBER;
+	events_notification.num = 2;
+	events_notification.events[0].type    = DECT_EVENT_MISSED_CALL;
+	events_notification.events[0].subtype = DECT_EVENT_MISSED_CALL_VOICE;
+	events_notification.events[0].multiplicity = 10;
 
-	dect_mnss_setup_req(dh, sse, &param);
+	events_notification.events[1].type    = DECT_EVENT_MESSAGE_WAITING;
+	events_notification.events[1].subtype = DECT_EVENT_MESSAGE_WAITING_VOICE;
+	events_notification.events[1].multiplicity = 10;
+
+	dect_mnss_facility_req(dh, sse, &param);
 }
 
 static struct dect_ss_ops ss_ops = {
diff --git a/include/dect/ie.h b/include/dect/ie.h
index 3de3f3f..50b6e92 100644
--- a/include/dect/ie.h
+++ b/include/dect/ie.h
@@ -2128,6 +2128,12 @@ enum dect_event_web_content_subtypes {
 /** <<EVENTS-NOTIFICATION>> IE */
 struct dect_ie_events_notification {
 	struct dect_ie_common		common;
+	unsigned int			num;
+	struct {
+		enum dect_event_types	type;
+		uint8_t			subtype;
+		uint8_t			multiplicity;
+	} events[8];
 };
 
 /**
diff --git a/src/s_msg.c b/src/s_msg.c
index e8561c1..267be9f 100644
--- a/src/s_msg.c
+++ b/src/s_msg.c
@@ -2024,6 +2024,44 @@ static int dect_sfmt_build_codec_list(struct dect_sfmt_ie *dst,
 	return 0;
 }
 
+static const struct dect_trans_tbl dect_event_types[] = {
+	TRANS_TBL(DECT_EVENT_MESSAGE_WAITING,		"Message waiting"),
+	TRANS_TBL(DECT_EVENT_MISSED_CALL,		"Missed call"),
+	TRANS_TBL(DECT_EVENT_WEB_CONTENT,		"Web content"),
+	TRANS_TBL(DECT_EVENT_LIST_CHANGE_INDICATION,	"List change indication"),
+};
+
+static void dect_sfmt_dump_events_notification(const struct dect_ie_common *_ie)
+{
+	struct dect_ie_events_notification *ie = dect_ie_container(ie, _ie);
+	unsigned int i;
+	char buf[128];
+
+	for (i = 0; i < ie->num; i++) {
+		sfmt_debug("\tEvent %u:\n", i + 1);
+		sfmt_debug("\t Event type: %s\n",
+			   dect_val2str(dect_event_types, buf, ie->events[i].type));
+		sfmt_debug("\t Event subtype: %u\n", ie->events[i].subtype);
+		sfmt_debug("\t Event multiplicity: %u\n", ie->events[i].multiplicity);
+	}
+}
+
+static int dect_sfmt_build_events_notification(struct dect_sfmt_ie *dst,
+					       const struct dect_ie_common *ie)
+{
+	struct dect_ie_events_notification *src = dect_ie_container(src, ie);
+	unsigned int n = 2, i;
+
+	for (i = 0; i < src->num; i++) {
+		dst->data[n++] = src->events[i].type;
+		dst->data[n++] = src->events[i].subtype | DECT_OCTET_GROUP_END;
+		dst->data[n++] = src->events[i].multiplicity | DECT_OCTET_GROUP_END;
+	}
+
+	dst->len = n;
+	return 0;
+}
+
 static const struct dect_ie_handler {
 	const char	*name;
 	size_t		size;
@@ -2394,6 +2432,8 @@ static const struct dect_ie_handler {
 	[DECT_IE_EVENTS_NOTIFICATION]		= {
 		.name	= "EVENTS-NOTIFICATION",
 		.size	= sizeof(struct dect_ie_events_notification),
+		.build	= dect_sfmt_build_events_notification,
+		.dump	= dect_sfmt_dump_events_notification,
 	},
 	[DECT_IE_CALL_INFORMATION]		= {
 		.name	= "CALL-INFORMATION",