diff options
Diffstat (limited to 'source3/libsmb/namequery.c')
| -rw-r--r-- | source3/libsmb/namequery.c | 67 |
1 files changed, 58 insertions, 9 deletions
diff --git a/source3/libsmb/namequery.c b/source3/libsmb/namequery.c index 18564bccf4..40a353fa8b 100644 --- a/source3/libsmb/namequery.c +++ b/source3/libsmb/namequery.c @@ -170,6 +170,11 @@ BOOL name_status_find(const char *q_name, int q_type, int type, struct in_addr t int sock; BOOL result = False; + if (lp_disable_netbios()) { + DEBUG(5,("name_status_find(%s#%02x): netbios is disabled\n", q_name, q_type)); + return False; + } + DEBUG(10, ("name_status_find: looking up %s#%02x at %s\n", q_name, q_type, inet_ntoa(to_ip))); @@ -191,7 +196,7 @@ BOOL name_status_find(const char *q_name, int q_type, int type, struct in_addr t if (i == count) goto done; - pull_ascii(name, status[i].name, 15, -1, STR_TERMINATE); + pull_ascii(name, status[i].name, 16, 15, STR_TERMINATE); result = True; done: @@ -211,7 +216,7 @@ BOOL name_status_find(const char *q_name, int q_type, int type, struct in_addr t /* comparison function used by sort_ip_list */ -static int ip_compare(struct in_addr *ip1, struct in_addr *ip2) +int ip_compare(struct in_addr *ip1, struct in_addr *ip2) { int max_bits1=0, max_bits2=0; int num_interfaces = iface_count(); @@ -273,6 +278,11 @@ struct in_addr *name_query(int fd,const char *name,int name_type, struct nmb_packet *nmb = &p.packet.nmb; struct in_addr *ip_list = NULL; + if (lp_disable_netbios()) { + DEBUG(5,("name_query(%s#%02x): netbios is disabled\n", name, name_type)); + return NULL; + } + if (timed_out) { *timed_out = False; } @@ -556,6 +566,11 @@ BOOL name_resolve_bcast(const char *name, int name_type, int sock, i; int num_interfaces = iface_count(); + if (lp_disable_netbios()) { + DEBUG(5,("name_resolve_bcast(%s#%02x): netbios is disabled\n", name, name_type)); + return False; + } + *return_ip_list = NULL; *return_count = 0; @@ -602,6 +617,11 @@ BOOL resolve_wins(const char *name, int name_type, char **wins_tags; struct in_addr src_ip; + if (lp_disable_netbios()) { + DEBUG(5,("resolve_wins(%s#%02x): netbios is disabled\n", name, name_type)); + return False; + } + *return_iplist = NULL; *return_count = 0; @@ -763,7 +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; @@ -796,6 +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) @@ -803,9 +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)) { @@ -877,6 +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 */ @@ -930,11 +970,16 @@ BOOL resolve_name(const char *name, struct in_addr *return_ip, int name_type) Find the IP address of the master browser or DMB for a workgroup. *********************************************************/ -BOOL find_master_ip(char *group, struct in_addr *master_ip) +BOOL find_master_ip(const char *group, struct in_addr *master_ip) { struct in_addr *ip_list = NULL; int count = 0; + if (lp_disable_netbios()) { + DEBUG(5,("find_master_ip(%s): netbios is disabled\n", group)); + return False; + } + if (internal_resolve_name(group, 0x1D, &ip_list, &count)) { *master_ip = ip_list[0]; SAFE_FREE(ip_list); @@ -957,10 +1002,14 @@ BOOL find_master_ip(char *group, struct in_addr *master_ip) BOOL lookup_dc_name(const char *srcname, const char *domain, struct in_addr *dc_ip, char *ret_name) { -#if !defined(I_HATE_WINDOWS_REPLY_CODE) - +#if !defined(I_HATE_WINDOWS_REPLY_CODE) fstring dc_name; BOOL ret; + + if (lp_disable_netbios()) { + DEBUG(5,("lookup_dc_name(%s): netbios is disabled\n", domain)); + return False; + } /* * Due to the fact win WinNT *sucks* we must do a node status |