Author: metze
Date: 2006-08-24 09:47:08 +0000 (Thu, 24 Aug 2006)
New Revision: 17780

WebSVN: 
http://websvn.samba.org/cgi-bin/viewcvs.cgi?view=rev&root=samba&rev=17780

Log:
better fix this one correctly

metze
Modified:
   branches/SAMBA_4_0/source/lib/samba3/idmap.c


Changeset:
Modified: branches/SAMBA_4_0/source/lib/samba3/idmap.c
===================================================================
--- branches/SAMBA_4_0/source/lib/samba3/idmap.c        2006-08-24 09:41:45 UTC 
(rev 17779)
+++ branches/SAMBA_4_0/source/lib/samba3/idmap.c        2006-08-24 09:47:08 UTC 
(rev 17780)
@@ -34,9 +34,7 @@
 #define HWM_USER   "USER HWM"
 
 /* idmap version determines auto-conversion */
-#if 0 /* unused */
 #define IDMAP_VERSION 2
-#endif
 
 /*****************************************************************************
  Initialise idmap database. 
@@ -46,6 +44,7 @@
 {
        TDB_CONTEXT *tdb;
        TDB_DATA key, val;
+       int32_t version;
 
        /* Open idmap repository */
        if (!(tdb = tdb_open(fn, 0, TDB_DEFAULT, O_RDONLY, 0644))) {
@@ -58,6 +57,13 @@
        idmap->user_hwm = tdb_fetch_int32(tdb, HWM_USER);
        idmap->group_hwm = tdb_fetch_int32(tdb, HWM_GROUP);
 
+       /* check against earlier versions */
+       version = tdb_fetch_int32(tdb, "IDMAP_VERSION");
+       if (version != IDMAP_VERSION) {
+               DEBUG(0, ("idmap_init: Unable to open idmap database, it's in 
an old format!\n"));
+               return NT_STATUS_INTERNAL_DB_ERROR;
+       }
+
        for (key = tdb_firstkey(tdb); key.dptr; key = tdb_nextkey(tdb, key)) 
        {
                struct samba3_idmap_mapping map;

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