static struct work_record *create_workgroup(const char *name, int ttl)
{
struct work_record *work;
struct subnet_record *subrec;
int t = -1;
if((work = SMB_MALLOC_P(struct work_record)) == NULL) {
DEBUG(0,("create_workgroup: malloc fail !\n"));
return NULL;
}
memset((char *)work, '\0', sizeof(*work));
name_to_unstring(work->work_group, name);
work->serverlist = NULL;
work->RunningElection = False;
work->ElectionCount = 0;
work->announce_interval = 0;
work->needelection = False;
work->needannounce = True;
work->lastannounce_time = time(NULL);
work->mst_state = lp_local_master() ? MST_POTENTIAL : MST_NONE;
work->dom_state = DOMAIN_NONE;
work->log_state = LOGON_NONE;
work->death_time = (ttl != PERMANENT_TTL) ? time(NULL)+(ttl*3) : PERMANENT_TTL;
/* Make sure all token representations of workgroups are unique. */
for (subrec = FIRST_SUBNET; subrec && (t == -1); subrec = NEXT_SUBNET_INCLUDING_UNICAST(subrec)) {
struct work_record *w;
for (w = subrec->workgrouplist; w && t == -1; w = w->next) {
if (strequal(w->work_group, work->work_group))
t = w->token;
}
}
if (t == -1)
work->token = ++workgroup_count;
else
work->token = t;
/* No known local master browser as yet. */
*work->local_master_browser_name = '\0';
/* No known domain master browser as yet. */
*work->dmb_name.name = '\0';
zero_ip_v4(&work->dmb_addr);
/* WfWg uses 01040b01 */
/* Win95 uses 01041501 */
/* NTAS uses ???????? */
work->ElectionCriterion = (MAINTAIN_LIST)|(BROWSER_ELECTION_VERSION<<8);
work->ElectionCriterion |= (lp_os_level() << 24);
if (lp_domain_master())
work->ElectionCriterion |= 0x80;
return work;
}
void initiate_myworkgroup_startup(struct subnet_record *subrec, struct work_record *work)
{
int i;
if(!strequal(lp_workgroup(), work->work_group))
return;
/* If this is a broadcast subnet then start elections on it if we are so configured. */
if ((subrec != unicast_subnet) && (subrec != remote_broadcast_subnet) &&
(subrec != wins_server_subnet) && lp_preferred_master() && lp_local_master()) {
DEBUG(3, ("initiate_myworkgroup_startup: preferred master startup for \
workgroup %s on subnet %s\n", work->work_group, subrec->subnet_name));
work->needelection = True;
work->ElectionCriterion |= (1<<3);
}
static void check_for_master_browser_fail( struct subnet_record *subrec,
struct response_record *rrec,
struct nmb_name *question_name,
int fail_code)
{
char *workgroup_name = question_name->name;
struct work_record *work = find_workgroup_on_subnet(subrec, workgroup_name);
if(work == NULL)
{
DEBUG(0,("check_for_master_browser_fail: Unable to find workgroup %s on subnet %s.=\n",
workgroup_name, subrec->subnet_name ));
return;
}
if (strequal(work->work_group, global_myworkgroup))
{
if (lp_local_master())
{
/* We have discovered that there is no local master
browser, and we are configured to initiate
an election that we will participate in.
*/
DEBUG(2,("check_for_master_browser_fail: Forcing election on workgroup %s subnet %s\n",
work->work_group, subrec->subnet_name ));
/* Setting this means we will participate when the
election is run in run_elections(). */
work->needelection = True;
}
else
{
/* We need to force an election, because we are configured
not to become the local master, but we still need one,
having detected that one doesn't exist.
*/
send_election_dgram(subrec, work->work_group, 0, 0, "");
}
}
}
