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authorAndrew Tridgell <tridge@samba.org>2005-01-21 11:25:33 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:09:04 -0500
commita721be4519d0090c27935afcec1c3bb75115eb87 (patch)
tree335d5cdc3df7c87c8f6a607dd83feae608643381 /source4
parent4962fd4f288eb58b491a42f5496a4e6185d42df8 (diff)
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r4894: namecache.c is not used any more either
(This used to be commit 24927e69d824a1f3c01b2f63876afdfc6064d5ac)
Diffstat (limited to 'source4')
-rw-r--r--source4/libcli/namecache.c247
1 files changed, 0 insertions, 247 deletions
diff --git a/source4/libcli/namecache.c b/source4/libcli/namecache.c
deleted file mode 100644
index 34df4a3c5f..0000000000
--- a/source4/libcli/namecache.c
+++ /dev/null
@@ -1,247 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
-
- NetBIOS name cache module on top of gencache mechanism.
-
- Copyright (C) Tim Potter 2002
- Copyright (C) Rafal Szczesniak 2002
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-#include "includes.h"
-#include "system/time.h"
-
-#define NBTKEY_FMT "NBT/%s#%02X"
-
-
-/**
- * Initialise namecache system. Function calls gencache
- * initialisation function to perform necessary actions
- *
- * @return true upon successful initialisation of the cache or
- * false on failure
- **/
-
-BOOL namecache_enableTODO(void)
-{
- /*
- * Check if name caching disabled by setting the name cache
- * timeout to zero.
- */
-
- if (lp_name_cache_timeout() == 0) {
- DEBUG(5, ("namecache_enable: disabling netbios name cache\n"));
- return False;
- }
-
- /* Init namecache by calling gencache initialisation */
-
- if (!gencache_init()) {
- DEBUG(2, ("namecache_enable: Couldn't initialise namecache on top of gencache.\n"));
- return False;
- }
-
- /* I leave it for now, though I don't think we really need this (mimir, 27.09.2002) */
- DEBUG(5, ("namecache_enable: enabling netbios namecache, timeout %d "
- "seconds\n", lp_name_cache_timeout()));
-
- return True;
-}
-
-
-/**
- * Shutdown namecache. Routine calls gencache close function
- * to safely close gencache file.
- *
- * @return true upon successful shutdown of the cache or
- * false on failure
- **/
-
-BOOL namecache_shutdownTODO(void)
-{
- if (!gencache_shutdown()) {
- DEBUG(2, ("namecache_shutdown: Couldn't close namecache on top of gencache.\n"));
- return False;
- }
-
- DEBUG(5, ("namecache_shutdown: netbios namecache closed successfully.\n"));
- return True;
-}
-
-
-/**
- * Generates a key for netbios name lookups on basis of
- * netbios name and type.
- * The caller must free returned key string when finished.
- *
- * @param name netbios name string (case insensitive)
- * @param name_type netbios type of the name being looked up
- *
- * @return string consisted of uppercased name and appended
- * type number
- */
-
-static char* namecache_key(TALLOC_CTX *mem_ctx, const char *name, int name_type)
-{
- char *keystr;
- asprintf(&keystr, NBTKEY_FMT, strupper_talloc(mem_ctx, name), name_type);
-
- return keystr;
-}
-
-
-/**
- * Store a name(s) in the name cache
- *
- * @param name netbios names array
- * @param name_type integer netbios name type
- * @param num_names number of names being stored
- * @param ip_list array of in_addr structures containing
- * ip addresses being stored
- **/
-
-BOOL namecache_store(TALLOC_CTX *mem_ctx, const char *name, int name_type,
- int num_names, struct ipv4_addr *ip_list)
-{
- time_t expiry;
- char *key, *value_string;
- int i;
-
- /*
- * we use gecache call to avoid annoying debug messages about
- * initialised namecache again and again...
- */
- if (!gencache_init()) return False;
-
- DEBUG(5, ("namecache_store: storing %d address%s for %s#%02x: ",
- num_names, num_names == 1 ? "": "es", name, name_type));
-
- for (i = 0; i < num_names; i++)
- DEBUGADD(5, ("%s%s", sys_inet_ntoa(ip_list[i]),
- i == (num_names - 1) ? "" : ", "));
-
- DEBUGADD(5, ("\n"));
-
- key = namecache_key(mem_ctx, name, name_type);
-
- /*
- * Cache pdc location or dc lists for only a little while
- * otherwise if we lock on to a bad DC we can potentially be
- * out of action for the entire cache timeout time!
- */
-
- if (name_type == 0x1b || name_type == 0x1c)
- expiry = time(NULL) + 10;
- else
- expiry = time(NULL) + lp_name_cache_timeout();
-
- /*
- * Generate string representation of ip addresses list
- * First, store the number of ip addresses and then
- * place each single ip
- */
- ipstr_list_make(&value_string, ip_list, num_names);
-
- /* set the entry */
- return (gencache_set(key, value_string, expiry));
-}
-
-
-/**
- * Look up a name in the cache.
- *
- * @param name netbios name to look up for
- * @param name_type netbios name type of @param name
- * @param ip_list mallocated list of IP addresses if found in the cache,
- * NULL otherwise
- * @param num_names number of entries found
- *
- * @return true upon successful fetch or
- * false if name isn't found in the cache or has expired
- **/
-
-BOOL namecache_fetch(TALLOC_CTX *mem_ctx, const char *name, int name_type, struct ipv4_addr **ip_list,
- int *num_names)
-{
- char *key, *value;
- time_t timeout;
-
- *num_names = 0;
-
- /* exit now if null pointers were passed as they're required further */
- if (!ip_list || !num_names) return False;
-
- if (!gencache_init())
- return False;
-
- /*
- * Use gencache interface - lookup the key
- */
- key = namecache_key(mem_ctx, name, name_type);
-
- if (!gencache_get(key, &value, &timeout)) {
- DEBUG(5, ("no entry for %s#%02X found.\n", name, name_type));
- SAFE_FREE(key);
- return False;
- } else {
- DEBUG(5, ("name %s#%02X found.\n", name, name_type));
- }
-
- /*
- * Split up the stored value into the list of IP adresses
- */
- *num_names = ipstr_list_parse(value, ip_list);
-
- SAFE_FREE(key);
- SAFE_FREE(value);
- return *num_names > 0; /* true only if some ip has been fetched */
-}
-
-
-/**
- * Delete single namecache entry. Look at the
- * gencache_iterate definition.
- *
- **/
-
-static void flush_netbios_name(const char* key, const char *value, time_t timeout, void* dptr)
-{
- gencache_del(key);
- DEBUG(5, ("Deleting entry %s\n", key));
-}
-
-
-/**
- * Flush all names from the name cache.
- * It's done by gencache_iterate()
- *
- * @return True upon successful deletion or
- * False in case of an error
- **/
-
-void namecache_flush(void)
-{
- if (!gencache_init())
- return;
-
- /*
- * iterate through each NBT cache's entry and flush it
- * by flush_netbios_name function
- */
- gencache_iterate(flush_netbios_name, NULL, "NBT/*");
- DEBUG(5, ("Namecache flushed\n"));
-}
-