[PATCH BlueZ 1/4] shared/gatt-db: Make gatt_db_attribute_get_value public

[Luiz Augusto von Dentz <luiz.dentz@xxxxxxxxx>]

From: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>

This makes gatt_db_attribute_get_value public so it can be used by the
likes of btmon.
---
 src/shared/gatt-db.c | 12 ++++++------
 src/shared/gatt-db.h |  2 ++
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/shared/gatt-db.c b/src/shared/gatt-db.c
index b696fe33da93..676f963eca94 100644
--- a/src/shared/gatt-db.c
+++ b/src/shared/gatt-db.c
@@ -1549,7 +1549,7 @@ static int gatt_db_attribute_get_index(const struct gatt_db_attribute *attrib)
 	return -1;
 }
 
-static struct gatt_db_attribute *
+struct gatt_db_attribute *
 gatt_db_attribute_get_value(struct gatt_db_attribute *attrib)
 {
 	struct gatt_db_service *service;
@@ -1559,18 +1559,18 @@ gatt_db_attribute_get_value(struct gatt_db_attribute *attrib)
 		return NULL;
 
 	index = gatt_db_attribute_get_index(attrib);
-	if (index < 0)
+	if (index <= 0)
 		return NULL;
 
 	service = attrib->service;
 
 	if (!bt_uuid_cmp(&characteristic_uuid, &attrib->uuid))
-		index++;
-	else if (bt_uuid_cmp(&characteristic_uuid,
+		return service->attributes[index + 1];
+	else if (!bt_uuid_cmp(&characteristic_uuid,
 				&service->attributes[index - 1]->uuid))
-		return NULL;
+		return service->attributes[index];
 
-	return service->attributes[index];
+	return gatt_db_attribute_get_value(service->attributes[index - 1]);
 }
 
 void gatt_db_service_foreach_desc(struct gatt_db_attribute *attrib,
diff --git a/src/shared/gatt-db.h b/src/shared/gatt-db.h
index 163a981df233..fb939e40d40e 100644
--- a/src/shared/gatt-db.h
+++ b/src/shared/gatt-db.h
@@ -284,6 +284,8 @@ bool gatt_db_attribute_write(struct gatt_db_attribute *attrib, uint16_t offset,
 bool gatt_db_attribute_write_result(struct gatt_db_attribute *attrib,
 						unsigned int id, int err);
 
+struct gatt_db_attribute *
+gatt_db_attribute_get_value(struct gatt_db_attribute *attrib);
 struct gatt_db_attribute *
 gatt_db_attribute_get_ccc(struct gatt_db_attribute *attrib);
 
-- 
2.39.2