[PATCH 08/15] Add parser for remote entity address objects

[Yang Gu]

---
 src/stkutil.c |   31 +++++++++++++++++++++++++++++++
 src/stkutil.h |   12 ++++++++++++
 2 files changed, 43 insertions(+), 0 deletions(-)

diff --git a/src/stkutil.c b/src/stkutil.c
index f9d4ce7..33bdb21 100644
--- a/src/stkutil.c
+++ b/src/stkutil.c
@@ -1388,6 +1388,35 @@ static gboolean parse_dataobj_service_availability(
        return parse_dataobj_common_byte_array(iter, array);
 }
 
+/* Defined in TS 102.223 Section 8.68 */
+static gboolean parse_dataobj_remote_entity_address(
+               struct comprehension_tlv_iter *iter, void *user)
+{
+       struct stk_remote_entity_address *rea = user;
+       const unsigned char *data;
+       unsigned int len = comprehension_tlv_iter_get_length(iter);
+
+       data = comprehension_tlv_iter_get_data(iter);
+
+       rea->coding_type = data[0];
+       switch (rea->coding_type) {
+       case 0x00:
+               if (len != 7)
+                       return FALSE;
+               break;
+       case 0x01:
+               if (len != 5)
+                       return FALSE;
+               break;
+       default:
+               return FALSE;
+       }
+
+       memcpy(&rea->addr, data + 1, len - 1);
+
+       return TRUE;
+}
+
 /* Defined in TS 102.223 Section 8.72 */
 static gboolean parse_dataobj_text_attr(struct comprehension_tlv_iter *iter,
                                        void *user)
@@ -1552,6 +1581,8 @@ static dataobj_handler handler_for_type(enum 
stk_data_object_type type)
                return parse_dataobj_attribute_info;
        case STK_DATA_OBJECT_TYPE_SERVICE_AVAILABILITY:
                return parse_dataobj_service_availability;
+       case STK_DATA_OBJECT_TYPE_REMOTE_ENTITY_ADDRESS:
+               return parse_dataobj_remote_entity_address;
        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 f15f38d..39d159b 100644
--- a/src/stkutil.h
+++ b/src/stkutil.h
@@ -644,6 +644,18 @@ struct stk_attribute_info {
 };
 
 /*
+ * According to TS 102.223 Section 8.68, remote entity address can be either
+ * 6-bytes IEEE-802 address, or 4-bytes IrDA device address.
+ */
+struct stk_remote_entity_address {
+       unsigned char coding_type;
+       union {
+               unsigned char ieee802[6];
+               unsigned char irda[4];
+       } addr;
+};
+
+/*
  * 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
  * of CTLVs.  Empty attribute options will have len of 0.
-- 
1.7.0.4

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