Patch: add OpenLDAPaci #public# access  (ITS#2005)

			================
Written by Hallvard B. Furuseth and placed into the public domain.
This software is not subject to any license of the University of Oslo.
			================

I couldn't find a way for an OpenLDAPaci to grant public access to an
entry, so I added a dnType #public# for that.  It is in the position
of subjectDn in the draft, which seems kind of stupid, so I put it
in the position of dnType instead.

Hallvard B. Furuseth <h.b.furuseth@usit.uio.no>, Aug 2002.


diff -u2 -r servers/slapd/acl.c~ servers/slapd/acl.c
--- servers/slapd/acl.c~	Mon Jun 17 07:02:45 2002
+++ servers/slapd/acl.c	Sun Aug  4 07:01:33 2002
@@ -30,4 +30,5 @@
 	aci_bv_access_id 	= BER_BVC("access-id"),
 	aci_bv_anonymous	= BER_BVC("anonymous"),
+	aci_bv_public		= BER_BVC("public"),
 	aci_bv_users		= BER_BVC("users"),
 	aci_bv_self 		= BER_BVC("self"),
@@ -1709,4 +1710,6 @@
 	   See draft-ietf-ldapext-aci-model-04.txt section 9.1 for
 	   a full description of the format for this attribute.
+	   Differences: "this" in the draft is "self" here, and
+	   "self" and "public" is in the position of dnType.
 
 	   For now, this routine only supports scope=entry.
@@ -1752,4 +1753,7 @@
 		}
 		return (rc);
+
+	} else if (ber_bvstrcasecmp( &aci_bv_public, &bv ) == 0) {
+		return(1);
 
 	} else if (ber_bvstrcasecmp( &aci_bv_self, &bv ) == 0) {