/* Protocol Data */
static void
dissect_m2tp_protocol_data_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item, packet_info *pinfo, proto_item *m2tp_item, proto_tree *tree)
{
guint16 length, protocol_data_length, padding_length;
tvbuff_t *mtp2_tvb;
length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
padding_length = nr_of_padding_bytes(length);
protocol_data_length = length - PARAMETER_HEADER_LENGTH;
mtp2_tvb = tvb_new_subset(parameter_tvb, PARAMETER_VALUE_OFFSET, protocol_data_length, protocol_data_length);
call_dissector(mtp2_handle, mtp2_tvb, pinfo, tree);
if (parameter_tree) {
proto_item_set_text(parameter_item, "Protocol data (SS7 message)");
proto_item_set_len(parameter_item, proto_item_get_len(parameter_item) - protocol_data_length - padding_length);
proto_item_set_len(m2tp_item, proto_item_get_len(m2tp_item) - protocol_data_length - padding_length);
}
}
static int
dissect_mongo_msg(tvbuff_t *tvb, guint offset, proto_tree *tree)
{
proto_item *ti;
ti = proto_tree_add_item(tree, hf_mongo_message, tvb, offset, -1, ENC_ASCII|ENC_NA);
offset += proto_item_get_len(ti);
return offset;
}
/* Dissect OSC packet */
static void
dissect_osc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
gint offset = 0;
col_set_str(pinfo->cinfo, COL_PROTOCOL, "OSC");
/* clear out stuff in the info column */
col_clear(pinfo->cinfo, COL_INFO);
if(tree) /* we are being asked for details */
{
gint len;
proto_item *ti = NULL;
proto_tree *osc_tree = NULL;
/* create OSC packet */
ti = proto_tree_add_item(tree, proto_osc, tvb, 0, -1, ENC_NA);
osc_tree = proto_item_add_subtree(ti, ett_osc_packet);
len = proto_item_get_len(ti);
/* peek first bundle element char */
switch(tvb_get_guint8(tvb, offset))
{
case '#': /* this is a bundle */
if(dissect_osc_bundle(tvb, ti, osc_tree, offset, len))
return;
else
break;
case '/': /* this is a message */
if(dissect_osc_message(tvb, ti, osc_tree, offset, len))
return;
else
break;
default: /* neither message nor bundle */
return;
}
}
}