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 /wsutil/crc16.h | |
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 'wsutil/crc16.h')
-rw-r--r-- | wsutil/crc16.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/wsutil/crc16.h b/wsutil/crc16.h index 922599bf7c..64b6203f13 100644 --- a/wsutil/crc16.h +++ b/wsutil/crc16.h @@ -55,6 +55,12 @@ WS_DLL_PUBLIC guint16 crc16_ccitt_seed(const guint8 *buf, guint len, guint16 see @return the CRC16 checksum for the buffer */ WS_DLL_PUBLIC guint16 crc16_iso14443a(const guint8 *buf, guint len); +/** Compute the 16bit CRC value of a buffer as defined in USB Specification. + @param buf The buffer containing the data. + @param len The number of bytes to include in the computation. + @return the CRC16 checksum for the buffer */ +WS_DLL_PUBLIC guint16 crc16_usb(const guint8 *buf, guint len); + /** Calculates a CRC16 checksum for the given buffer with the polynom * 0x5935 using a precompiled CRC table * @param buf a pointer to a buffer of the given length |