diff options
| author | Tomasz Moń <desowin@gmail.com> | 2019-07-19 17:43:20 +0200 |
|---|---|---|
| committer | Anders Broman <a.broman58@gmail.com> | 2019-07-25 08:58:13 +0000 |
| commit | dd5f2bd054710910788656e068ad8853089c84c5 (patch) | |
| tree | 310b4d2361be39e018cb0e05d534dac3fad3cc51 /epan/crc16-tvb.c | |
| parent | 53fdec477da233d7161990616f174deedad524b8 (diff) | |
USBLL: Verify DATA packets CRC-16
Ping-Bug: 15908
Change-Id: Idda280545665184aca40c694ea6d639c9317307a
Reviewed-on: https://code.wireshark.org/review/34016
Petri-Dish: Roland Knall <rknall@gmail.com>
Tested-by: Petri Dish Buildbot
Reviewed-by: Anders Broman <a.broman58@gmail.com>
Diffstat (limited to 'epan/crc16-tvb.c')
| -rw-r--r-- | epan/crc16-tvb.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/epan/crc16-tvb.c b/epan/crc16-tvb.c index 85b92a3ce7..85b6337d4e 100644 --- a/epan/crc16-tvb.c +++ b/epan/crc16-tvb.c @@ -96,6 +96,16 @@ guint16 crc16_iso14443a_tvb_offset(tvbuff_t *tvb, guint offset, guint len) return crc16_iso14443a(buf, len); } +guint16 crc16_usb_tvb_offset(tvbuff_t *tvb, guint offset, guint len) +{ + const guint8 *buf; + + tvb_ensure_bytes_exist(tvb, offset, len); /* len == -1 not allowed */ + buf = tvb_get_ptr(tvb, offset, len); + + return crc16_usb(buf, len); +} + guint16 crc16_plain_tvb_offset(tvbuff_t *tvb, guint offset, guint len) { guint16 crc = crc16_plain_init(); |