- fixed bugs in nmb response packet checking.

- added multiple workgroup code - samba can register under different
  (unique) NetBIOS aliases, one per workgroup it joins.

lkcl
(This used to be commit f24e341e7e4d8726b98d3a0f83b24f61817fe536)

1 files changed, 56 insertions, 64 deletions

diff --git a/source3/namedbwork.c b/source3/namedbwork.c
index 04f2103254..172a93860c 100644
--- a/source3/namedbwork.c
+++ b/source3/namedbwork.c
@@ -26,6 +26,9 @@
    04 jul 96: lkcl@pires.co.uk
    created module namedbwork containing workgroup database functions
 
+   30 July 96: David.Chappell@mail.trincoll.edu
+   Expanded multiple workgroup domain master browser support.
+
 */
 
 #include "includes.h"
@@ -40,9 +43,7 @@ extern struct subnet_record *subnetlist;
 
 extern struct in_addr ipgrp;
 
-int workgroup_count = 0; /* unique index key: one for each workgroup */
-
-
+extern pstring myname;
 
 /****************************************************************************
   add a workgroup into the domain list
@@ -75,11 +76,17 @@ static void add_workgroup(struct work_record *work, struct subnet_record *d)
 static struct work_record *make_workgroup(char *name)
 {
   struct work_record *work;
-  struct subnet_record *d;
   int t = -1;
   
   if (!name || !name[0]) return NULL;
   
+  /* conf_workgroup_name_to_token() gets or creates a unique index for the workgroup name */
+  if ((t = conf_workgroup_name_to_token(name, myname)) == -1)
+  {
+     DEBUG(3, ("work_record(\"%s\"): conf_workgroup_name_to_token() refuses to allow workgroup\n", name));
+     return (struct work_record *)NULL;
+  }
+  
   work = (struct work_record *)malloc(sizeof(*work));
   if (!work) return(NULL);
   
@@ -92,34 +99,16 @@ static struct work_record *make_workgroup(char *name)
   work->needelection = False;
   work->needannounce = True;
   work->state = MST_NONE;
-  
-  /* make sure all token representations of workgroups are unique */
-  
-  for (d = subnetlist; d && t == -1; d = d->next)
-    {
-      struct work_record *w;
-      for (w = d->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;
-    }
-  
+  work->token = t;
   
   /* WfWg  uses 01040b01 */
   /* Win95 uses 01041501 */
   /* NTAS  uses ???????? */
   work->ElectionCriterion  = (MAINTAIN_LIST<<1)|(ELECTION_VERSION<<8); 
   work->ElectionCriterion |= (lp_os_level() << 24);
-  if (lp_domain_master()) {
+
+  if (conf_should_domain_master(work->token))
+  {
     work->ElectionCriterion |= 0x80;
   }
   
@@ -131,8 +120,8 @@ static struct work_record *make_workgroup(char *name)
   remove workgroups
   ******************************************************************/
 struct work_record *remove_workgroup(struct subnet_record *d, 
-				     struct work_record *work,
-					 BOOL remove_all_servers)
+                     struct work_record *work,
+                     BOOL remove_all_servers)
 {
   struct work_record *ret_work = NULL;
   
@@ -165,7 +154,7 @@ struct work_record *remove_workgroup(struct subnet_record *d,
   lmhosts file to be added.
   **************************************************************************/
 struct work_record *find_workgroupstruct(struct subnet_record *d, 
-					 fstring name, BOOL add)
+                     fstring name, BOOL add)
 {
   struct work_record *ret, *work;
   
@@ -174,23 +163,26 @@ struct work_record *find_workgroupstruct(struct subnet_record *d,
   DEBUG(4, ("workgroup search for %s: ", name));
   
   if (strequal(name, "*"))
-    {
+  {
       DEBUG(2,("add any workgroups: initiating browser search on %s\n",
-	       inet_ntoa(d->bcast_ip)));
+           inet_ntoa(d->bcast_ip)));
       queue_netbios_pkt_wins(d,ClientNMB,NMB_QUERY, NAME_QUERY_FIND_MST,
-			     MSBROWSE,0x1,0,0,0,NULL,NULL,
-			     True,False, d->bcast_ip, d->bcast_ip);
+                 -1,MSBROWSE,0x1,0,0,0,NULL,NULL,
+                 True,False, d->bcast_ip, d->bcast_ip);
       return NULL;
-    }
+  }
   
-  for (ret = d->workgrouplist; ret; ret = ret->next) {
-    if (!strcmp(ret->work_group,name)) {
+  for (ret = d->workgrouplist; ret; ret = ret->next)
+  {
+    if (!strcmp(ret->work_group,name))
+    {
       DEBUG(4, ("found\n"));
       return(ret);
     }
   }
 
-  if (!add) {
+  if (!add)
+  {
     DEBUG(4, ("not found\n"));
     return NULL;
   }
@@ -200,13 +192,13 @@ struct work_record *find_workgroupstruct(struct subnet_record *d,
   if ((work = make_workgroup(name)))
     {
       if (!ip_equal(d->bcast_ip, ipgrp) &&
-	  lp_preferred_master() &&
-	  strequal(lp_workgroup(), name))
-	{
-	  DEBUG(3, ("preferred master startup for %s\n", work->work_group));
-	  work->needelection = True;
-	  work->ElectionCriterion |= (1<<3);
-	}
+          lp_preferred_master() &&
+          conf_should_local_master(work->token))
+    {
+      DEBUG(3, ("preferred master startup for %s\n", work->work_group));
+      work->needelection = True;
+      work->ElectionCriterion |= (1<<3);
+    }
       add_workgroup(work, d);
       return(work);
     }
@@ -224,25 +216,25 @@ void dump_workgroups(void)
   for (d = subnetlist; d; d = d->next)
     {
       if (d->workgrouplist)
-	{
-	  struct work_record *work;
-	  
-	  DEBUG(4,("dump domain bcast=%15s: ", inet_ntoa(d->bcast_ip)));
-	  DEBUG(4,(" netmask=%15s:\n", inet_ntoa(d->mask_ip)));
-	  
-	  for (work = d->workgrouplist; work; work = work->next)
-	    {
-	      DEBUG(4,("\t%s(%d)\n", work->work_group, work->token));
-	      if (work->serverlist)
-		{
-		  struct server_record *s;		  
-		  for (s = work->serverlist; s; s = s->next)
-		    {
-		      DEBUG(4,("\t\t%s %8x (%s)\n",
-			       s->serv.name, s->serv.type, s->serv.comment));
-		    }
-		}
-	    }
-	}
+    {
+      struct work_record *work;
+      
+      DEBUG(4,("dump domain bcast=%15s: ", inet_ntoa(d->bcast_ip)));
+      DEBUG(4,(" netmask=%15s:\n", inet_ntoa(d->mask_ip)));
+      
+      for (work = d->workgrouplist; work; work = work->next)
+        {
+          DEBUG(4,("\t%s(%d)\n", work->work_group, work->token));
+          if (work->serverlist)
+        {
+          struct server_record *s;        
+          for (s = work->serverlist; s; s = s->next)
+            {
+              DEBUG(4,("\t\t%s %8x (%s)\n",
+                   s->serv.name, s->serv.type, s->serv.comment));
+            }
+        }
+        }
+    }
     }
 }