diff options
| author | Harald Welte <laforge@gnumonks.org> | 2016-10-15 22:02:47 +0200 |
|---|---|---|
| committer | Michael Mann <mmann78@netscape.net> | 2016-10-26 15:10:42 +0000 |
| commit | 5172ec96aa0899e77e8a17dc701518d1a79f6b65 (patch) | |
| tree | fbe4e736a8f13392afac1dc234aae414f5998a79 /epan/dissectors/packet-gsm_abis_om2000.c | |
| parent | 61e3569c4d8b02010cac4ef1fad29e8ef59299f0 (diff) | |
gsm_abis_om2000: Add very basic dissection of "MO Record"
The MO Record is returned in response to a Capabilities Request and
describes the capabilities of he MO in more detail. The exact coding of
the contents is not yet known at this point.
Change-Id: Iddfe60d286a85585bec58d340bdee793d3bfca2e
Reviewed-on: https://code.wireshark.org/review/18456
Petri-Dish: Alexis La Goutte <alexis.lagoutte@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michael Mann <mmann78@netscape.net>
Diffstat (limited to 'epan/dissectors/packet-gsm_abis_om2000.c')
| -rw-r--r-- | epan/dissectors/packet-gsm_abis_om2000.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/epan/dissectors/packet-gsm_abis_om2000.c b/epan/dissectors/packet-gsm_abis_om2000.c index 96ef007c41..4f7173dc70 100644 --- a/epan/dissectors/packet-gsm_abis_om2000.c +++ b/epan/dissectors/packet-gsm_abis_om2000.c @@ -747,6 +747,26 @@ dissect_om2k_negotiation_record1(tvbuff_t *tvb, gint base_offset, proto_tree *tr } static gint +dissect_om2k_mo_record(tvbuff_t *tvb, gint base_offset, gint len, proto_tree *tree) +{ + gint offset = base_offset; + proto_tree_add_item(tree, hf_om2k_mo_class, tvb, offset++, 1, ENC_NA); + proto_tree_add_item(tree, hf_om2k_mo_instance, tvb, offset++, 1, ENC_NA); + + while (offset < len) { + guint16 attr_id; + guint8 attr_len; + + attr_id = tvb_get_guint16(tvb, offset, ENC_BIG_ENDIAN); + offset += 2; + attr_len = tvb_get_guint8(tvb, offset++); + offset += dissect_om2k_attr_unkn(tvb, offset, attr_len, attr_id, tree); + } + + return offset - base_offset; +} + +static gint dissect_om2k_negotiation_record2(tvbuff_t *tvb, gint base_offset, proto_tree *tree) { gint offset = base_offset; @@ -1024,6 +1044,9 @@ dissect_om2k_attrs(tvbuff_t *tvb, gint offset, proto_tree *tree) offset, 2, ENC_BIG_ENDIAN); offset += 2; break; + case 0x85: /* MO Record */ + offset += dissect_om2k_mo_record(tvb, offset, tvb_reported_length_remaining(tvb, offset), tree); + break; case 0x87: /* TTA */ proto_tree_add_item(tree, hf_om2k_tta, tvb, offset++, 1, ENC_BIG_ENDIAN); |