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Check the DDI while dissecting the header. 

svn path=/trunk/; revision=35013
This commit is contained in:
Martin Mathieson 2010-11-23 11:01:48 +00:00
parent 05c7f620e8
commit e1689f4ad4
1 changed files with 26 additions and 2 deletions
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28
epan/dissectors/packet-umts_fp.c
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@ -2375,12 +2375,36 @@ static void dissect_e_dch_channel_info(tvbuff_t *tvb, packet_info *pinfo, proto_
int ddi_offset;
guint64 n_pdus;
int n_pdus_offset;
proto_item *ddi_ti;
gint ddi_size = -1;
int p;
/* DDI (6 bits) */
ddi_offset = offset + (bit_offset / 8);
proto_tree_add_bits_ret_val(subframe_header_tree, hf_fp_edch_ddi, tvb,
offset*8 + bit_offset, 6, &ddi, FALSE);
ddi_ti = proto_tree_add_bits_ret_val(subframe_header_tree, hf_fp_edch_ddi, tvb,
offset*8 + bit_offset, 6, &ddi, FALSE);
/* Look up the size from this DDI value */
for (p=0; p < p_fp_info->no_ddi_entries; p++)
{
if (ddi == p_fp_info->edch_ddi[p])
{
ddi_size = p_fp_info->edch_macd_pdu_size[p];
break;
}
}
if (ddi_size == -1)
{
expert_add_info_format(pinfo, ddi_ti,
PI_MALFORMED, PI_ERROR,
"DDI %u not defined for this UE!", (guint)ddi);
return;
}
else
{
proto_item_append_text(ddi_ti, " (%d bits)", ddi_size);
}
subframes[n].ddi[i] = (guint8)ddi;
bit_offset += 6;