From 2e8a98e3a1f7393f56e52ee1ab4f049ffe01ef1f Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Mon, 14 Jan 2002 10:37:08 +0000
Subject: [PATCH] Fix subtype indexing. Really really made it the default.

---
 servers/slapd/back-bdb/index.c  | 15 ++++-----------
 servers/slapd/back-ldbm/index.c | 16 +++++-----------
 servers/slapd/index.c           |  2 --
 servers/slapd/slap.h            |  1 -
 4 files changed, 9 insertions(+), 25 deletions(-)

diff --git a/servers/slapd/back-bdb/index.c b/servers/slapd/back-bdb/index.c
index bca4444eb4..eff91a3255 100644
--- a/servers/slapd/back-bdb/index.c
+++ b/servers/slapd/back-bdb/index.c
@@ -43,7 +43,7 @@ static slap_mask_t index_mask(
 		/* has language tag */
 		bdb_attr_mask( be->be_private, desc->ad_type->sat_ad, &mask );
 
-		if (! ( mask & SLAP_INDEX_NOLANG ) ) {
+		if ( mask && ( mask ^ SLAP_INDEX_NOLANG ) ) {
 			*atname = desc->ad_type->sat_cname;
 			*dbname = desc->ad_type->sat_cname.bv_val;
 			return mask;
@@ -57,19 +57,11 @@ static slap_mask_t index_mask(
 
 		bdb_attr_mask( be->be_private, at->sat_ad, &mask );
 
-		if( mask & SLAP_INDEX_AUTO_SUBTYPES ) {
+		if ( mask && ( mask ^ SLAP_INDEX_NOSUBTYPES ) ) {
 			*atname = desc->ad_type->sat_cname;
 			*dbname = at->sat_cname.bv_val;
 			return mask;
 		}
-
-		if( !( mask & SLAP_INDEX_NOSUBTYPES ) ) {
-			*atname = at->sat_cname;
-			*dbname = at->sat_cname.bv_val;
-			return mask;
-		}
-
-		if( mask ) break;
 	}
 
 	return 0;
@@ -299,7 +291,7 @@ static int index_at_values(
 
 	if( mask ) {
 		*dbnamep = type->sat_cname.bv_val;
-	} else if ( !( tmpmask & SLAP_INDEX_AUTO_SUBTYPES ) ) {
+	} else if ( tmpmask ^ SLAP_INDEX_NOSUBTYPES ) {
 		mask = tmpmask;
 	}
 
@@ -310,6 +302,7 @@ static int index_at_values(
 			mask );
 
 		if( rc ) return rc;
+		*maskp = mask;
 	}
 
 	if( lang->bv_len ) {
diff --git a/servers/slapd/back-ldbm/index.c b/servers/slapd/back-ldbm/index.c
index 71ac158411..65347d8e77 100644
--- a/servers/slapd/back-ldbm/index.c
+++ b/servers/slapd/back-ldbm/index.c
@@ -39,7 +39,7 @@ static slap_mask_t index_mask(
 		/* has language tag */
 		attr_mask( be->be_private, desc->ad_type->sat_ad, &mask );
 
-		if( !( mask & SLAP_INDEX_NOLANG ) ) {
+		if( mask && ( mask ^ SLAP_INDEX_NOLANG ) ) {
 			*atname = desc->ad_type->sat_cname;
 			*dbname = desc->ad_type->sat_cname.bv_val;
 			return mask;
@@ -47,25 +47,18 @@ static slap_mask_t index_mask(
 	}
 
 	/* see if supertype defined mask for its subtypes */
-	for( at = desc->ad_type; at != NULL ; at = at->sat_sup ) {
+	for( at = desc->ad_type->sat_sup; at != NULL ; at = at->sat_sup ) {
 		/* If no AD, we've never indexed this type */
 		if (!at->sat_ad)
 			continue;
 		
 		attr_mask( be->be_private, at->sat_ad, &mask );
 
-		if( mask & SLAP_INDEX_AUTO_SUBTYPES ) {
+		if( mask && ( mask ^ SLAP_INDEX_NOSUBTYPES ) ) {
 			*atname = desc->ad_type->sat_cname;
 			*dbname = at->sat_cname.bv_val;
 			return mask;
 		}
-		if( !( mask & SLAP_INDEX_NOSUBTYPES ) ) {
-			*atname = at->sat_cname;
-			*dbname = at->sat_cname.bv_val;
-			return mask;
-		}
-
-		if( mask ) break;
 	}
 
 	return 0;
@@ -264,7 +257,7 @@ static int index_at_values(
 
 	if( mask ) {
 		*dbnamep = type->sat_cname.bv_val;
-	} else if ( tmpmask & SLAP_INDEX_AUTO_SUBTYPES ) {
+	} else if ( tmpmask ^ SLAP_INDEX_NOSUBTYPES ) {
 		mask = tmpmask;
 	}
 
@@ -273,6 +266,7 @@ static int index_at_values(
 			&type->sat_cname,
 			vals, id, op,
 			mask );
+		*maskp = mask;
 	}
 
 	if( lang->bv_len ) {
diff --git a/servers/slapd/index.c b/servers/slapd/index.c
index 786ccb388a..6d68292906 100644
--- a/servers/slapd/index.c
+++ b/servers/slapd/index.c
@@ -56,8 +56,6 @@ int slap_str2index( const char *str, slap_mask_t *idx )
 		*idx = SLAP_INDEX_NOLANG;
 	} else if ( strcasecmp( str, "nosubtypes" ) == 0 ) {
 		*idx = SLAP_INDEX_NOSUBTYPES;
-	} else if ( strcasecmp( str, "autosubtypes" ) == 0 ) {
-		*idx = SLAP_INDEX_AUTO_SUBTYPES;
 	} else {
 		return LDAP_OTHER;
 	}
diff --git a/servers/slapd/slap.h b/servers/slapd/slap.h
index 68f8606419..cda6b28613 100644
--- a/servers/slapd/slap.h
+++ b/servers/slapd/slap.h
@@ -196,7 +196,6 @@ typedef struct slap_ssf_set {
 #define SLAP_INDEX_FLAGS         0xF000UL
 #define SLAP_INDEX_NOSUBTYPES    0x1000UL /* don't use index w/ subtypes */
 #define SLAP_INDEX_NOLANG        0x2000UL /* don't use index w/ lang */
-#define SLAP_INDEX_AUTO_SUBTYPES 0x4000UL /* use mask with lang subtypes */
 
 /*
  * there is a single index for each attribute.  these prefixes ensure
-- 
2.39.5