diff options
| author | Stig Bjørlykke <stig@bjorlykke.org> | 2016-12-19 15:40:59 +0100 |
|---|---|---|
| committer | Stig Bjørlykke <stig@bjorlykke.org> | 2016-12-20 07:48:40 +0000 |
| commit | 87a9a2989bf5f004473fb415625fe465f2d4eaad (patch) | |
| tree | bc5fd45701a3018e0d420c5db5870ca4fc9e9af7 /epan/dissectors/packet-btle.c | |
| parent | 1656261b955503b8d246029d3c6aa0f42fe204bf (diff) | |
btle: Add a convenience btle.length field
Add a convenience btle.length field for easier filtering of BTLE
packets without data and with specific length ranges.
Change-Id: If56eac9c86ccf40741a6ceb50d13a1733132f448
Reviewed-on: https://code.wireshark.org/review/19348
Petri-Dish: Stig Bjørlykke <stig@bjorlykke.org>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michal Labedzki <michal.tomasz.labedzki@gmail.com>
Reviewed-by: Stig Bjørlykke <stig@bjorlykke.org>
Diffstat (limited to 'epan/dissectors/packet-btle.c')
| -rw-r--r-- | epan/dissectors/packet-btle.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/epan/dissectors/packet-btle.c b/epan/dissectors/packet-btle.c index cda6b8880f..1b933dcc15 100644 --- a/epan/dissectors/packet-btle.c +++ b/epan/dissectors/packet-btle.c @@ -47,6 +47,7 @@ static int hf_access_address = -1; static int hf_crc = -1; static int hf_master_bd_addr = -1; static int hf_slave_bd_addr = -1; +static int hf_length = -1; static int hf_advertising_header = -1; static int hf_advertising_header_pdu_type = -1; static int hf_advertising_header_rfu_1 = -1; @@ -514,6 +515,8 @@ dissect_btle(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) proto_tree_add_item(advertising_header_tree, hf_advertising_header_rfu_2, tvb, offset, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(advertising_header_tree, hf_advertising_header_length, tvb, offset, 1, ENC_LITTLE_ENDIAN); + item = proto_tree_add_uint(btle_tree, hf_length, tvb, offset, 1, tvb_get_guint8(tvb, offset) & 0x3F); + PROTO_ITEM_SET_HIDDEN(item); length = tvb_get_guint8(tvb, offset) & 0x3f; offset += 1; @@ -857,6 +860,8 @@ dissect_btle(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) proto_tree_add_item(data_header_tree, hf_data_header_rfu, tvb, offset, 1, ENC_LITTLE_ENDIAN); proto_tree_add_item(data_header_tree, hf_data_header_length, tvb, offset, 1, ENC_LITTLE_ENDIAN); + item = proto_tree_add_uint(btle_tree, hf_length, tvb, offset, 1, tvb_get_guint8(tvb, offset) & 0x1F); + PROTO_ITEM_SET_HIDDEN(item); length = tvb_get_guint8(tvb, offset) & 0x1f; offset += 1; @@ -1237,6 +1242,11 @@ proto_register_btle(void) FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL } }, + { &hf_length, + { "Length", "btle.length", + FT_UINT8, BASE_DEC, NULL, 0x0, + NULL, HFILL } + }, { &hf_advertising_header, { "Packet Header", "btle.advertising_header", FT_UINT16, BASE_HEX, NULL, 0x0, |