+ iter->current++;
+ iter->field_index++;
+ if (iter->current->tag == 0)
+ {
+ iter->current = iter->start;
+ iter->field_index = 0;
+ iter->pData = iter->dest_struct;
+ prev_size = 0;
+ notwrapped = false;
+ }
+
+ iter->pData = (char*)iter->pData + prev_size + iter->current->data_offset;
+ iter->pSize = (char*)iter->pData + iter->current->size_offset;
+ return notwrapped;
+}
+
+static bool checkreturn pb_field_find(pb_field_iterator_t *iter, int tag)
+{
+ int start = iter->field_index;
+
+ do {
+ if (iter->current->tag == tag)
+ return true;
+ pb_field_next(iter);
+ } while (iter->field_index != start);
+
+ return false;
+}
+
+/*************************
+ * Decode a single field *
+ *************************/
+
+static bool checkreturn decode_field(pb_istream_t *stream, pb_wire_type_t wire_type, pb_field_iterator_t *iter)
+{
+ pb_decoder_t func = PB_DECODERS[PB_LTYPE(iter->current->type)];
+
+ switch (PB_HTYPE(iter->current->type))