Add parser for transaction identifier objects

diff --git a/src/stkutil.c b/src/stkutil.c
index b04ef4c..73dae2c 100644 (file)
--- a/src/stkutil.c
+++ b/src/stkutil.c
@@ -675,6 +675,24 @@ static gboolean parse_dataobj_location_status(
        return parse_dataobj_common_byte(iter, byte);
 }
 
+/* Defined in TS 102.223 Section 8.28 */
+static gboolean parse_dataobj_transaction_id(
+               struct comprehension_tlv_iter *iter, void *user)
+{
+       struct stk_transaction_id *ti = user;
+       const unsigned char *data;
+       unsigned int len = comprehension_tlv_iter_get_length(iter);
+
+       if ((len < 1) || (len > sizeof(ti->list)))
+               return FALSE;
+
+       data = comprehension_tlv_iter_get_data(iter);
+       ti->len = len;
+       memcpy(ti->list, data, len);
+
+       return TRUE;
+}
+
 /* Defined in TS 102.223 Section 8.31 */
 static gboolean parse_dataobj_icon_id(struct comprehension_tlv_iter *iter,
                                        void *user)
@@ -789,6 +807,8 @@ static dataobj_handler handler_for_type(enum stk_data_object_type type)
                return parse_dataobj_cause;
        case STK_DATA_OBJECT_TYPE_LOCATION_STATUS:
                return parse_dataobj_location_status;
+       case STK_DATA_OBJECT_TYPE_TRANSACTION_ID:
+               return parse_dataobj_transaction_id;
        case STK_DATA_OBJECT_TYPE_ICON_ID:
                return parse_dataobj_icon_id;
        case STK_DATA_OBJECT_TYPE_IMMEDIATE_RESPONSE:

diff --git a/src/stkutil.h b/src/stkutil.h
index a87b4ef..419cda7 100644 (file)
--- a/src/stkutil.h
+++ b/src/stkutil.h
@@ -418,6 +418,15 @@ struct stk_cause {
 };
 
 /*
+ * According to 102.223 Section 8.28 the length of CTLV is 1 byte. This means
+ * that the maximum size is 127 according to the rules of CTLVs.
+ */
+struct stk_transaction_id {
+       unsigned char list[127];
+       unsigned int len;
+};
+
+/*
  * Defined in TS 102.223 Section 8.31
  * Icon ID denotes a file on the SIM filesystem.  Since EF cannot have record
  * ids of 0, we use icon_id with 0 to denote empty icon_identifier objects