+int ustcomm_pack_trace_info(struct ustcomm_header *header,
+ struct ustcomm_trace_info *trace_inf,
+ const char *trace)
+{
+ int offset = 0;
+
+ trace_inf->trace = ustcomm_print_data(trace_inf->data,
+ sizeof(trace_inf->data),
+ &offset,
+ trace);
+
+ if (trace_inf->trace == USTCOMM_POISON_PTR) {
+ return -ENOMEM;
+ }
+
+ header->size = COMPUTE_MSG_SIZE(trace_inf, offset);
+
+ return 0;
+}
+
+
+int ustcomm_unpack_trace_info(struct ustcomm_trace_info *trace_inf)
+{
+ trace_inf->trace = ustcomm_restore_ptr(trace_inf->trace,
+ trace_inf->data,
+ sizeof(trace_inf->data));
+ if (!trace_inf->trace) {
+ return -EINVAL;
+ }
+
+ return 0;
+}