diff options
Diffstat (limited to 'source3/libsmb/namequery.c')
| -rw-r--r-- | source3/libsmb/namequery.c | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/source3/libsmb/namequery.c b/source3/libsmb/namequery.c index 3382ce4f4a..40a353fa8b 100644 --- a/source3/libsmb/namequery.c +++ b/source3/libsmb/namequery.c @@ -783,7 +783,7 @@ static BOOL resolve_hosts(const char *name, *********************************************************/ static BOOL internal_resolve_name(const char *name, int name_type, - struct in_addr **return_iplist, int *return_count) + struct in_addr **return_iplist, int *return_count) { pstring name_resolve_list; fstring tok; @@ -816,6 +816,15 @@ static BOOL internal_resolve_name(const char *name, int name_type, return True; } + /* Check netbios name cache */ + + if (namecache_fetch(name, name_type, return_iplist, return_count)) { + + /* This could be a negative response */ + + return (*return_count > 0); + } + pstrcpy(name_resolve_list, lp_name_resolve_order()); ptr = name_resolve_list; if (!ptr || !*ptr) @@ -823,9 +832,16 @@ static BOOL internal_resolve_name(const char *name, int name_type, while (next_token(&ptr, tok, LIST_SEP, sizeof(tok))) { if((strequal(tok, "host") || strequal(tok, "hosts"))) { - if (name_type == 0x20 && resolve_hosts(name, return_iplist, return_count)) { - result = True; - goto done; + if (name_type == 0x20) { + if (resolve_hosts(name, return_iplist, return_count)) { + result = True; + goto done; + } else { + + /* Store negative lookup result */ + + namecache_store(name, name_type, 0, NULL); + } } } else if(strequal( tok, "lmhosts")) { if (resolve_lmhosts(name, name_type, return_iplist, return_count)) { @@ -897,6 +913,10 @@ static BOOL internal_resolve_name(const char *name, int name_type, *return_iplist = nodupes_iplist; *return_count = nodupes_count; } + + /* Save in name cache */ + + namecache_store(name, name_type, *return_count, *return_iplist); /* Display some debugging info */ |