[PATCH 08/17] Add parser for attribute information objects

[Yang Gu]

---
 src/stkutil.c |   26 ++++++++++++++++++++++++++
 src/stkutil.h |    7 +++++++
 2 files changed, 33 insertions(+), 0 deletions(-)

diff --git a/src/stkutil.c b/src/stkutil.c
index 2baaeab..e320086 100644
--- a/src/stkutil.c
+++ b/src/stkutil.c
@@ -1353,6 +1353,30 @@ static gboolean parse_dataobj_service_search(
 	return TRUE;
 }
 
+/* Defined in TS 102.223 Section 8.66 */
+static gboolean parse_dataobj_attribute_info(
+		struct comprehension_tlv_iter *iter, void *user)
+{
+	struct stk_attribute_info *ai = user;
+	const unsigned char *data;
+	unsigned int len = comprehension_tlv_iter_get_length(iter);
+
+	if (len < 2)
+		return FALSE;
+
+	data = comprehension_tlv_iter_get_data(iter);
+	ai->tech_id = data[0];
+	ai->len = len - 1;
+
+	ai->attr_info = g_try_malloc(ai->len);
+	if (ai->attr_info == NULL)
+		return FALSE;
+
+	memcpy(ai->attr_info, data + 1, ai->len);
+
+	return TRUE;
+}
+
 /* Defined in TS 102.223 Section 8.72 */
 static gboolean parse_dataobj_text_attr(struct comprehension_tlv_iter *iter,
 					void *user)
@@ -1513,6 +1537,8 @@ static dataobj_handler handler_for_type(enum stk_data_object_type type)
 		return parse_dataobj_device_filter;
 	case STK_DATA_OBJECT_TYPE_SERVICE_SEARCH:
 		return parse_dataobj_service_search;
+	case STK_DATA_OBJECT_TYPE_ATTRIBUTE_INFO:
+		return parse_dataobj_attribute_info;
 	case STK_DATA_OBJECT_TYPE_TEXT_ATTRIBUTE:
 		return parse_dataobj_text_attr;
 	case STK_DATA_OBJECT_TYPE_FRAME_ID:
diff --git a/src/stkutil.h b/src/stkutil.h
index 9c4ff20..8c5e6f5 100644
--- a/src/stkutil.h
+++ b/src/stkutil.h
@@ -645,6 +645,13 @@ struct stk_service_search {
 	unsigned int len;
 };
 
+/* Defined in TS 102.223 Section 8.66 */
+struct stk_attribute_info {
+	unsigned char tech_id;
+	unsigned char *attr_info;
+	unsigned int len;
+};
+
 /*
  * According to 102.223 Section 8.72 the length of text attribute CTLV is 1
  * byte.  This means that the maximum size is 127 according to the rules
-- 
1.7.0.4