diff options
Diffstat (limited to 'source3/libsmb/namecache.c')
-rw-r--r-- | source3/libsmb/namecache.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/source3/libsmb/namecache.c b/source3/libsmb/namecache.c index d3541b7719..7a0eb5212a 100644 --- a/source3/libsmb/namecache.c +++ b/source3/libsmb/namecache.c @@ -143,10 +143,19 @@ BOOL namecache_store(const char *name, int name_type, * out of action for the entire cache timeout time! */ +#if 0 + /* + * I don't think we need to do this. We are + * checking at a higher level for failed DC + * connections. JRA. + */ + if (name_type == 0x1b || name_type == 0x1c) expiry = time(NULL) + 10; else expiry = time(NULL) + lp_name_cache_timeout(); +#endif + expiry = time(NULL) + lp_name_cache_timeout(); /* * Generate string representation of ip addresses list @@ -201,7 +210,9 @@ BOOL namecache_fetch(const char *name, int name_type, struct in_addr **ip_list, if (!gencache_get(key, &value, &timeout)) { DEBUG(5, ("no entry for %s#%02X found.\n", name, name_type)); + gencache_del(key); SAFE_FREE(key); + SAFE_FREE(value); return False; } else { DEBUG(5, ("name %s#%02X found.\n", name, name_type)); @@ -252,3 +263,75 @@ void namecache_flush(void) DEBUG(5, ("Namecache flushed\n")); } +/* Construct a name status record key. */ + +static char *namecache_status_record_key(const char *name, int name_type1, + int name_type2, struct in_addr keyip) +{ + char *keystr; + + asprintf(&keystr, "NBT/%s#%02X.%02X.%s", + strupper_static(name), name_type1, name_type2, inet_ntoa(keyip)); + return keystr; +} + +/* Store a name status record. */ + +BOOL namecache_status_store(const char *keyname, int keyname_type, + int name_type, struct in_addr keyip, + const char *srvname) +{ + char *key; + time_t expiry; + BOOL ret; + + if (!gencache_init()) + return False; + + key = namecache_status_record_key(keyname, keyname_type, name_type, keyip); + if (!key) + return False; + + expiry = time(NULL) + lp_name_cache_timeout(); + ret = gencache_set(key, srvname, expiry); + + if (ret) + DEBUG(5, ("namecache_status_store: entry %s -> %s\n", key, srvname )); + else + DEBUG(5, ("namecache_status_store: entry %s store failed.\n", key )); + + SAFE_FREE(key); + return ret; +} + +/* Fetch a name status record. */ + +BOOL namecache_status_fetch(const char *keyname, int keyname_type, + int name_type, struct in_addr keyip, char *srvname_out) +{ + char *key = NULL; + char *value = NULL; + time_t timeout; + + if (!gencache_init()) + return False; + + key = namecache_status_record_key(keyname, keyname_type, name_type, keyip); + if (!key) + return False; + + if (!gencache_get(key, &value, &timeout)) { + DEBUG(5, ("namecache_status_fetch: no entry for %s found.\n", key)); + gencache_del(key); + SAFE_FREE(key); + SAFE_FREE(value); + return False; + } else { + DEBUG(5, ("namecache_status_fetch: key %s -> %s\n", key, value )); + } + + strlcpy(srvname_out, value, 16); + SAFE_FREE(key); + SAFE_FREE(value); + return True; +} |