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djbdns.git
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release
[hcoop/zz_old/debian/djbdns.git]
/
cdb_hash.c
1
/* Public domain. */
2
3
#include
"cdb.h"
4
5
uint32
cdb_hashadd
(
uint32 h
,
unsigned char
c
)
6
{
7
h
+= (
h
<<
5
);
8
return
h
^
c
;
9
}
10
11
uint32
cdb_hash
(
const char
*
buf
,
unsigned int
len
)
12
{
13
uint32 h
;
14
15
h
=
CDB_HASHSTART
;
16
while
(
len
) {
17
h
=
cdb_hashadd
(
h
,*
buf
++);
18
--
len
;
19
}
20
return
h
;
21
}