diff options
Diffstat (limited to 'src/netnode.c')
| -rw-r--r-- | src/netnode.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/src/netnode.c b/src/netnode.c index dc9055262..092d03908 100644 --- a/src/netnode.c +++ b/src/netnode.c @@ -1,7 +1,7 @@ /********************************************************** * netnode.c * - * Copyright(C) 2004, 2005 by Stefan Siegl <ssiegl@gmx.de>, Germany + * Copyright(C) 2004,2005,2006 by Stefan Siegl <stesie@brokenpipe.de>, Germany * * This is free software; you can redistribute it and/or * modify it under the terms of the GNU General Publice License, @@ -24,7 +24,7 @@ #include "fuse_i.h" #include "fuse.h" -#define HASH_BUCKETS 256 +#define HASH_BUCKETS 512 struct hash_element; static struct hash_element { @@ -44,14 +44,16 @@ ino_t fuse_next_inode = 1; -static int +static unsigned int fuse_netnode_hash_value(const char *path) { - int hash = 0; - int maxlen = 12; /* use the first 12 chars for hash generation only */ + unsigned int hash = 0, a = 23, b = 251; - while(maxlen -- && *path) - hash += *(path ++); + while(*path) + { + hash = hash * a + *(path ++); + a *= b; + } return hash % HASH_BUCKETS; } @@ -63,7 +65,9 @@ fuse_make_netnode(struct netnode *parent, const char *path) { struct hash_element *hash_el; struct netnode *nn; - int hash_value = fuse_netnode_hash_value(path); + + unsigned int hash_value = fuse_netnode_hash_value(path); + DEBUG("make_netnode", "hash for '%s' is %u\n", path, hash_value); DEBUG("netnodes_lock", "aquiring rwlock_reader_lock for %s.\n", path); rwlock_reader_lock(&fuse_netnodes_lock); |