diff options
Diffstat (limited to 'crypto/lhash/lhash.c')
| -rw-r--r-- | crypto/lhash/lhash.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/crypto/lhash/lhash.c b/crypto/lhash/lhash.c index 7eb92a18bca..6a340a24038 100644 --- a/crypto/lhash/lhash.c +++ b/crypto/lhash/lhash.c @@ -159,7 +159,7 @@ void lh_free(LHASH *lh) unsigned int i; LHASH_NODE *n,*nn; - if (lh == NULL) + if(lh == NULL) return; for (i=0; i<lh->num_nodes; i++) @@ -422,6 +422,21 @@ static LHASH_NODE **getrn(LHASH *lh, void *data, unsigned long *rhash) return(ret); } +/* +unsigned long lh_strhash(char *str) + { + int i,l; + unsigned long ret=0; + unsigned short *s; + + if (str == NULL) return(0); + l=(strlen(str)+1)/2; + s=(unsigned short *)str; + for (i=0; i<l; i++) + ret^=(s[i]<<(i&0x0f)); + return(ret); + } */ + /* The following hash seems to work very well on normal text strings * no collisions on /usr/dict/words and it distributes on %2^n quite * well, not as good as MD5, but still good. @@ -455,7 +470,3 @@ unsigned long lh_strhash(const char *c) return((ret>>16)^ret); } -unsigned long lh_num_items(LHASH *lh) - { - return lh ? lh->num_items : 0; - } |