1# ros-res.cnf
2# ROS ReturnResult common code
3# Copyright 2007 Tomas Kukosa
4
5#.FN_HDR ReturnResult
6  dissector_handle_t res_handle = NULL;
7  const gchar *descr = "";
8
9  actx->rose_ctx->d.code = -1;
10  res_next_tvb = NULL;
11#.FN_FTR ReturnResult
12  actx->rose_ctx->d.pdu = 2;
13
14  if ((actx->rose_ctx->d.code == 0) && actx->rose_ctx->res_local_dissector_table) {
15    res_handle = dissector_get_uint_handle(actx->rose_ctx->res_local_dissector_table, actx->rose_ctx->d.code_local);
16  } else if ((actx->rose_ctx->d.code == 1) && actx->rose_ctx->res_global_dissector_table) {
17    res_handle = dissector_get_string_handle(actx->rose_ctx->res_global_dissector_table, actx->rose_ctx->d.code_global);
18  } else {
19    res_handle = NULL;
20  }
21
22  if (!res_handle ||
23      !proto_is_protocol_enabled(find_protocol_by_id(dissector_handle_get_protocol_index(res_handle)))) {
24    if (actx->rose_ctx->d.code == 0)
25      descr = wmem_strdup_printf(actx->pinfo->pool, "RES: %d", actx->rose_ctx->d.code_local);
26    else if (actx->rose_ctx->d.code == 1)
27      descr = wmem_strdup_printf(actx->pinfo->pool, "RES: %s", actx->rose_ctx->d.code_global);
28  } else {
29    descr = wmem_strdup(actx->pinfo->pool, "RES:");
30  }
31
32  if (actx->rose_ctx->apdu_depth >= 0)
33    proto_item_append_text(proto_item_get_parent_nth(proto_tree_get_parent(tree), actx->rose_ctx->apdu_depth), "  %s", descr);
34  if (actx->rose_ctx->fillin_info)
35    col_append_str(actx->pinfo->cinfo, COL_INFO, descr);
36  if (actx->rose_ctx->fillin_ptr)
37    (void) g_strlcat(actx->rose_ctx->fillin_ptr, descr, actx->rose_ctx->fillin_buf_size);
38
39  if (actx->rose_ctx->d.code != -1) {
40    if (!res_next_tvb) {  /* empty result */
41      res_next_tvb = tvb_new_subset_length_caplen(tvb, (actx->encoding==ASN1_ENC_PER)?offset>>3:offset, 0, 0);
42    }
43
44    call_dissector_with_data((res_handle)?res_handle:data_handle, res_next_tvb, actx->pinfo, tree, actx->rose_ctx);
45    if (!res_handle) {
46      expert_add_info_format(actx->pinfo, tree, &ei_ros_undecoded, "Undecoded %s", descr);
47    }
48  }
49#.END
50