static int
dissect_dtpt_guid(tvbuff_t *tvb, guint offset, proto_tree *tree, int hfindex)
{
guint32 guid_length;
guid_length = tvb_get_letohl(tvb, offset);
if (tree) {
e_guid_t guid;
proto_item *dtpt_guid_item = NULL;
proto_tree *dtpt_guid_tree = NULL;
const gchar *guid_name = NULL;
if (guid_length) {
tvb_get_guid(tvb, offset+4, &guid, ENC_LITTLE_ENDIAN);
}
else {
memset(&guid, 0, sizeof(guid));
}
dtpt_guid_item = proto_tree_add_guid(tree, hfindex, tvb, offset, 4 + guid_length, &guid);
if (dtpt_guid_item) {
guid_name = guids_get_guid_name(&guid);
if (guid_name != NULL)
proto_item_set_text(dtpt_guid_item, "%s: %s (%s)",
proto_registrar_get_name(hfindex), guid_name, guid_to_str(&guid));
dtpt_guid_tree = proto_item_add_subtree(dtpt_guid_item, ett_dtpt_guid);
}
if (dtpt_guid_tree) {
proto_item *dtpt_guid_data_item = NULL;
proto_tree_add_uint(dtpt_guid_tree, hf_dtpt_guid_length,
tvb, offset, 4, guid_length);
if (guid_length) {
dtpt_guid_data_item = proto_tree_add_guid(dtpt_guid_tree, hf_dtpt_guid_data,
tvb, offset+4, guid_length, &guid);
if (guid_name != NULL && dtpt_guid_data_item != NULL) {
proto_item_set_text(dtpt_guid_data_item, "%s: %s (%s)",
proto_registrar_get_name(hf_dtpt_guid_data),
guid_name, guid_to_str(&guid));
}
}
}
}
offset+=4;
offset+=guid_length;
return offset;
}
/* Tries to match a guid against its name.
Returns the associated string ptr on a match.
Formats uuid number and returns the resulting string, if name is unknown.
(derived from val_to_str) */
const gchar *
guids_resolve_guid_to_str(e_guid_t *guid)
{
const gchar *name;
name=guids_get_guid_name(guid);
if(name){
return name;
}
return ep_strdup_printf("%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
guid->data1, guid->data2, guid->data3,
guid->data4[0], guid->data4[1],
guid->data4[2], guid->data4[3],
guid->data4[4], guid->data4[5],
guid->data4[6], guid->data4[7]);
}
