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| author | Michael Mann <mmann78@netscape.net> | 2015-03-01 10:46:31 -0500 |
|---|---|---|
| committer | Anders Broman <a.broman58@gmail.com> | 2015-03-03 05:12:10 +0000 |
| commit | 43fd878c4e4d726dd4604ade4c0548eed783c4f3 (patch) | |
| tree | 0f891fdab1f18e128ae1cd49b400c4ff74aed82d /wsutil | |
| parent | 091d2db3d71aa30b6d0c7cc664349797da3ef865 (diff) | |
| download | wireshark-43fd878c4e4d726dd4604ade4c0548eed783c4f3.tar.gz | |
Add "seed" capabilities to crc16_x25_ccitt (now crc16_x25_ccitt_seed) so we can remove CRC algorithm calculation in packet-assa_r3.c.
Change-Id: I3143800f6ff922a309f5506d9acbc2c4293363b7
Reviewed-on: https://code.wireshark.org/review/7490
Reviewed-by: Jeff Morriss <jeff.morriss.ws@gmail.com>
Petri-Dish: Jeff Morriss <jeff.morriss.ws@gmail.com>
Reviewed-by: Anders Broman <a.broman58@gmail.com>
Diffstat (limited to 'wsutil')
| -rw-r--r-- | wsutil/crc16.c | 4 | ||||
| -rw-r--r-- | wsutil/crc16.h | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/wsutil/crc16.c b/wsutil/crc16.c index 01af42af4b..8febfa1c66 100644 --- a/wsutil/crc16.c +++ b/wsutil/crc16.c @@ -335,9 +335,9 @@ guint16 crc16_ccitt(const guint8 *buf, guint len) ^ crc16_ccitt_xorout; } -guint16 crc16_x25_ccitt(const guint8 *buf, guint len) +guint16 crc16_x25_ccitt_seed(const guint8 *buf, guint len, guint16 seed) { - return crc16_unreflected(buf,len,crc16_ccitt_start,crc16_ccitt_table); + return crc16_unreflected(buf,len,seed,crc16_ccitt_table); } guint16 crc16_ccitt_seed(const guint8 *buf, guint len, guint16 seed) diff --git a/wsutil/crc16.h b/wsutil/crc16.h index 53a8305e09..151b3f210d 100644 --- a/wsutil/crc16.h +++ b/wsutil/crc16.h @@ -50,7 +50,7 @@ WS_DLL_PUBLIC guint16 crc16_ccitt(const guint8 *buf, guint len); @param buf The buffer containing the data. @param len The number of bytes to include in the computation. @return The CRC16 X.25 CCITT checksum. */ -WS_DLL_PUBLIC guint16 crc16_x25_ccitt(const guint8 *buf, guint len); +WS_DLL_PUBLIC guint16 crc16_x25_ccitt_seed(const guint8 *buf, guint len, guint16 seed); /** Compute CRC16 CCITT checksum of a buffer of data. If computing the * checksum over multiple buffers and you want to feed the partial CRC16 |