From e9188de738d2f5ee7866ba40714e1592f75173be Mon Sep 17 00:00:00 2001
From: Howard Chu <hyc@openldap.org>
Date: Sat, 20 Mar 2004 12:56:31 +0000
Subject: [PATCH] Replaced slap_overinfo.oi_bd with oi_orig.

---
 servers/slapd/back-monitor/database.c | 12 ++++++----
 servers/slapd/backover.c              | 33 +++++++++++++--------------
 servers/slapd/slap.h                  |  4 ++--
 3 files changed, 25 insertions(+), 24 deletions(-)

diff --git a/servers/slapd/back-monitor/database.c b/servers/slapd/back-monitor/database.c
index 3442106bb0..2ca220dc63 100644
--- a/servers/slapd/back-monitor/database.c
+++ b/servers/slapd/back-monitor/database.c
@@ -73,13 +73,15 @@ monitor_subsys_database_init(
 		char		buf[ BACKMONITOR_BUFSIZE ];
 		int		j;
 		slap_overinfo	*oi = NULL;
+		BackendInfo	*bi;
 
 		be = &backendDB[i];
 
+		bi = be->bd_info;
+
 		if ( strcmp( be->bd_info->bi_type, "over" ) == 0 ) {
 			oi = (slap_overinfo *)be->bd_info;
-
-			be = &oi->oi_bd;
+			bi = oi->oi_orig;
 		}
 
 		/* Subordinates are not exposed as their own naming context */
@@ -102,7 +104,7 @@ monitor_subsys_database_init(
 				mi->mi_oc_monitoredObject->soc_cname.bv_val,
 				i,
 				mi->mi_ad_monitoredInfo->ad_cname.bv_val,
-				be->bd_info->bi_type,
+				bi->bi_type,
 				mi->mi_startTime.bv_val,
 				mi->mi_startTime.bv_val );
 		
@@ -166,7 +168,7 @@ monitor_subsys_database_init(
 		}
 
 #if defined(SLAPD_LDAP) 
-		if ( strcmp( be->bd_info->bi_type, "ldap" ) == 0 ) {
+		if ( strcmp( bi->bi_type, "ldap" ) == 0 ) {
 			struct ldapinfo		*li = (struct ldapinfo *)be->be_private;
 			struct berval		bv;
 
@@ -178,7 +180,7 @@ monitor_subsys_database_init(
 #endif /* defined(SLAPD_LDAP) */
 
 		for ( j = nBackendInfo; j--; ) {
-			if ( backendInfo[ j ].bi_type == be->bd_info->bi_type ) {
+			if ( backendInfo[ j ].bi_type == bi->bi_type ) {
 				struct berval 		bv;
 
 				snprintf( buf, sizeof( buf ), 
diff --git a/servers/slapd/backover.c b/servers/slapd/backover.c
index fed40f1cfd..060d7b0245 100644
--- a/servers/slapd/backover.c
+++ b/servers/slapd/backover.c
@@ -38,25 +38,23 @@ over_db_func(
 {
 	slap_overinfo *oi = (slap_overinfo *) be->bd_info;
 	slap_overinst *on = oi->oi_list;
-	BackendDB bd;
 	BI_db_open **func;
 	int rc = 0;
 
-	func = &oi->oi_bd.bd_info->bi_db_open;
+	func = &oi->oi_orig->bi_db_open;
 	if ( func[which] ) {
-		rc = func[which]( &oi->oi_bd );
-		if ( rc ) return rc;
+		be->bd_info = oi->oi_orig;
+		rc = func[which]( be );
 	}
 
-	bd = *be;
-	for (; on; on=on->on_next) {
-		bd.bd_info = &on->on_bi;
+	for (; on && rc == 0; on=on->on_next) {
+		be->bd_info = &on->on_bi;
 		func = &on->on_bi.bi_db_open;
 		if (func[which]) {
-			rc = func[which]( &bd );
-			if ( rc ) break;
+			rc = func[which]( be );
 		}
 	}
+	be->bd_info = (BackendInfo *)oi;
 	return rc;
 }
 
@@ -71,24 +69,25 @@ over_db_config(
 {
 	slap_overinfo *oi = (slap_overinfo *) be->bd_info;
 	slap_overinst *on = oi->oi_list;
-	BackendDB bd;
 	int rc = 0;
 
-	if ( oi->oi_bd.bd_info->bi_db_config ) {
-		rc = oi->oi_bd.bd_info->bi_db_config( &oi->oi_bd, fname, lineno,
+	if ( oi->oi_orig->bi_db_config ) {
+		be->bd_info = oi->oi_orig;
+		rc = oi->oi_orig->bi_db_config( be, fname, lineno,
 			argc, argv );
+		be->bd_info = (BackendInfo *)oi;
 		if ( rc != SLAP_CONF_UNKNOWN ) return rc;
 	}
 
-	bd = *be;
 	for (; on; on=on->on_next) {
-		bd.bd_info = &on->on_bi;
 		if (on->on_bi.bi_db_config) {
-			rc = on->on_bi.bi_db_config( &bd, fname, lineno,
+			be->bd_info = &on->on_bi;
+			rc = on->on_bi.bi_db_config( be, fname, lineno,
 				argc, argv );
 			if ( rc != SLAP_CONF_UNKNOWN ) break;
 		}
 	}
+	be->bd_info = (BackendInfo *)oi;
 	return rc;
 }
 
@@ -180,7 +179,7 @@ over_op_func(
 	}
 
 	op->o_bd = be;
-	func = &oi->oi_bd.bd_info->bi_op_bind;
+	func = &oi->oi_orig->bi_op_bind;
 	if ( func[which] && rc == SLAP_CB_CONTINUE ) {
 		rc = func[which]( op, rs );
 	}
@@ -304,7 +303,7 @@ overlay_config( BackendDB *be, const char *ov )
 	 */
 	if ( be->bd_info->bi_type != overtype ) {
 		oi = ch_malloc( sizeof(slap_overinfo) );
-		oi->oi_bd = *be;
+		oi->oi_orig = be->bd_info;
 		oi->oi_bi = *be->bd_info;
 		oi->oi_list = NULL;
 		bi = (BackendInfo *)oi;
diff --git a/servers/slapd/slap.h b/servers/slapd/slap.h
index 52fdceeb50..fe07730bee 100644
--- a/servers/slapd/slap.h
+++ b/servers/slapd/slap.h
@@ -1857,8 +1857,8 @@ typedef struct slap_overinst {
 
 typedef struct slap_overinfo {
 	BackendInfo oi_bi;
-	BackendDB oi_bd;
-	slap_overinst *oi_list;
+	BackendInfo *oi_orig;
+	struct slap_overinst *oi_list;
 } slap_overinfo;
 
 /* Should successive callbacks in a chain be processed? */
-- 
2.39.5