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authorVolker Lendecke <vl@samba.org>2011-06-03 16:11:17 +0200
committerVolker Lendecke <vlendec@samba.org>2011-06-12 18:19:41 +0200
commitc118bcf7556929aadf853a3e0bb7748210126dd2 (patch)
tree6c38d2d11aa578f436bd707a7cc4550e81fadea9 /source3
parent0dfcf3ef78bb16d79644ee08f58d519e74ff0f0a (diff)
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s3: Use resolve_wins_send/recv in resolve_wins
Autobuild-User: Volker Lendecke <vlendec@samba.org> Autobuild-Date: Sun Jun 12 18:19:41 CEST 2011 on sn-devel-104
Diffstat (limited to 'source3')
-rw-r--r--source3/libsmb/namequery.c125
1 files changed, 15 insertions, 110 deletions
diff --git a/source3/libsmb/namequery.c b/source3/libsmb/namequery.c
index 28fc33e32b..dc062fb0a0 100644
--- a/source3/libsmb/namequery.c
+++ b/source3/libsmb/namequery.c
@@ -2133,120 +2133,25 @@ NTSTATUS resolve_wins(const char *name,
struct sockaddr_storage **return_iplist,
int *return_count)
{
- int t, i;
- char **wins_tags;
- struct sockaddr_storage src_ss;
- struct in_addr src_ip;
- NTSTATUS status;
-
- if (lp_disable_netbios()) {
- DEBUG(5,("resolve_wins(%s#%02x): netbios is disabled\n",
- name, name_type));
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- *return_iplist = NULL;
- *return_count = 0;
-
- DEBUG(3,("resolve_wins: Attempting wins lookup for name %s<0x%x>\n",
- name, name_type));
-
- if (wins_srv_count() < 1) {
- DEBUG(3,("resolve_wins: WINS server resolution selected "
- "and no WINS servers listed.\n"));
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- /* we try a lookup on each of the WINS tags in turn */
- wins_tags = wins_srv_tags();
-
- if (!wins_tags) {
- /* huh? no tags?? give up in disgust */
- return NT_STATUS_INVALID_PARAMETER;
- }
+ struct tevent_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
- /* the address we will be sending from */
- if (!interpret_string_addr(&src_ss, lp_socket_address(),
- AI_NUMERICHOST|AI_PASSIVE)) {
- zero_sockaddr(&src_ss);
+ ev = tevent_context_init(talloc_tos());
+ if (ev == NULL) {
+ goto fail;
}
-
- if (src_ss.ss_family != AF_INET) {
- char addr[INET6_ADDRSTRLEN];
- print_sockaddr(addr, sizeof(addr), &src_ss);
- DEBUG(3,("resolve_wins: cannot receive WINS replies "
- "on IPv6 address %s\n",
- addr));
- wins_srv_tags_free(wins_tags);
- return NT_STATUS_INVALID_PARAMETER;
+ req = resolve_wins_send(ev, ev, name, name_type);
+ if (req == NULL) {
+ goto fail;
}
-
- src_ip = ((struct sockaddr_in *)&src_ss)->sin_addr;
-
- /* in the worst case we will try every wins server with every
- tag! */
- for (t=0; wins_tags && wins_tags[t]; t++) {
- int srv_count = wins_srv_count_tag(wins_tags[t]);
- for (i=0; i<srv_count; i++) {
- struct sockaddr_storage wins_ss;
- struct in_addr wins_ip;
-
- wins_ip = wins_srv_ip_tag(wins_tags[t], src_ip);
-
- if (global_in_nmbd && ismyip_v4(wins_ip)) {
- /* yikes! we'll loop forever */
- continue;
- }
-
- /* skip any that have been unresponsive lately */
- if (wins_srv_is_dead(wins_ip, src_ip)) {
- continue;
- }
-
- DEBUG(3,("resolve_wins: using WINS server %s "
- "and tag '%s'\n",
- inet_ntoa(wins_ip), wins_tags[t]));
-
- in_addr_to_sockaddr_storage(&wins_ss, wins_ip);
- status = name_query(name,
- name_type,
- false,
- true,
- &wins_ss,
- mem_ctx,
- return_iplist,
- return_count,
- NULL);
-
- /* exit loop if we got a list of addresses */
-
- if (NT_STATUS_IS_OK(status)) {
- goto success;
- }
-
- if (NT_STATUS_EQUAL(status,
- NT_STATUS_IO_TIMEOUT)) {
- /* Timed out waiting for WINS server to
- * respond.
- * Mark it dead. */
- wins_srv_died(wins_ip, src_ip);
- } else {
- /* The name definitely isn't in this
- group of WINS servers.
- goto the next group */
- break;
- }
- }
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
}
-
- wins_srv_tags_free(wins_tags);
- return NT_STATUS_NO_LOGON_SERVERS;
-
-success:
-
- status = NT_STATUS_OK;
- wins_srv_tags_free(wins_tags);
-
+ status = resolve_wins_recv(req, mem_ctx, return_iplist, return_count,
+ NULL);
+fail:
+ TALLOC_FREE(ev);
return status;
}