At the moment if there is no entries matching in data base for
find_by_type or find_by_type_value, user will not be notified about that
fact.
With this patch gatt_db_find_by_type and gatt_db_find_by_type_value will
return number of found matching entries
---
src/shared/gatt-db.c | 11 +++++++++--
src/shared/gatt-db.h | 5 +++--
2 files changed, 12 insertions(+), 4 deletions(-)
diff --git a/src/shared/gatt-db.c b/src/shared/gatt-db.c
index f72d58e..d9ea765 100644
--- a/src/shared/gatt-db.c
+++ b/src/shared/gatt-db.c
@@ -858,6 +858,7 @@ struct find_by_type_value_data {
void *user_data;
const void *value;
size_t value_len;
+ unsigned int num_of_res;
};
static void find_by_type(void *data, void *user_data)
@@ -889,11 +890,12 @@ static void find_by_type(void *data, void *user_data)
search_data->value_len))
continue;
+ search_data->num_of_res++;
search_data->func(attribute, search_data->user_data);
}
}
-void gatt_db_find_by_type(struct gatt_db *db, uint16_t start_handle,
+unsigned int gatt_db_find_by_type(struct gatt_db *db, uint16_t start_handle,
uint16_t end_handle,
const bt_uuid_t *type,
gatt_db_attribute_cb_t func,
@@ -910,9 +912,12 @@ void gatt_db_find_by_type(struct gatt_db *db, uint16_t start_handle,
data.user_data = user_data;
queue_foreach(db->services, find_by_type, &data);
+
+ return data.num_of_res;
}
-void gatt_db_find_by_type_value(struct gatt_db *db, uint16_t start_handle,
+unsigned int gatt_db_find_by_type_value(struct gatt_db *db,
+ uint16_t start_handle,
uint16_t end_handle,
const bt_uuid_t *type,
const void *value,
@@ -931,6 +936,8 @@ void gatt_db_find_by_type_value(struct gatt_db *db, uint16_t start_handle,
data.value_len = value_len;
queue_foreach(db->services, find_by_type, &data);
+
+ return data.num_of_res;
}
struct read_by_type_data {
diff --git a/src/shared/gatt-db.h b/src/shared/gatt-db.h
index 37df4d5..e38b37d 100644
--- a/src/shared/gatt-db.h
+++ b/src/shared/gatt-db.h
@@ -95,13 +95,14 @@ void gatt_db_read_by_group_type(struct gatt_db *db, uint16_t start_handle,
const bt_uuid_t type,
struct queue *queue);
-void gatt_db_find_by_type(struct gatt_db *db, uint16_t start_handle,
+unsigned int gatt_db_find_by_type(struct gatt_db *db, uint16_t start_handle,
uint16_t end_handle,
const bt_uuid_t *type,
gatt_db_attribute_cb_t func,
void *user_data);
-void gatt_db_find_by_type_value(struct gatt_db *db, uint16_t start_handle,
+unsigned int gatt_db_find_by_type_value(struct gatt_db *db,
+ uint16_t start_handle,
uint16_t end_handle,
const bt_uuid_t *type,
const void *value,
--
1.8.4