|
1
by brian
clean slate |
1 |
/* Copyright (C) 2000 MySQL AB
|
2 |
||
3 |
This program is free software; you can redistribute it and/or modify
|
|
4 |
it under the terms of the GNU General Public License as published by
|
|
5 |
the Free Software Foundation; version 2 of the License.
|
|
6 |
||
7 |
This program is distributed in the hope that it will be useful,
|
|
8 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
9 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
10 |
GNU General Public License for more details.
|
|
11 |
||
12 |
You should have received a copy of the GNU General Public License
|
|
13 |
along with this program; if not, write to the Free Software
|
|
14 |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
|
|
15 |
||
16 |
||
17 |
#include <my_global.h> |
|
18 |
#include <my_sys.h> |
|
19 |
#include <zlib.h> |
|
20 |
||
21 |
/*
|
|
22 |
Calculate a long checksum for a memoryblock.
|
|
23 |
||
24 |
SYNOPSIS
|
|
25 |
my_checksum()
|
|
26 |
crc start value for crc
|
|
27 |
pos pointer to memory block
|
|
28 |
length length of the block
|
|
29 |
*/
|
|
30 |
||
31 |
ha_checksum my_checksum(ha_checksum crc, const uchar *pos, size_t length) |
|
32 |
{
|
|
33 |
return (ha_checksum)crc32((uint)crc, pos, length); |
|
34 |
}
|
|
35 |