Use individual addAttrDN, compareAttrDN, modifyAttrDN, searchAttrDN contexts

instead of re-using other contexts.

servers/slapd/back-ldap/add.c

@@ -95,6 +95,9 @@ ldap_back_add(
 	/* Create array of LDAPMods for ldap_add() */
 	attrs = (LDAPMod **)ch_malloc(sizeof(LDAPMod *)*i);
 
+#ifdef ENABLE_REWRITE
+	dc.ctx = "addAttrDN";
+#endif
 	for (i=0, a=op->oq_add.rs_e->e_attrs; a; a=a->a_next) {
 		if ( a->a_desc->ad_type->sat_no_user_mod  ) {
 			continue;
@@ -154,9 +157,6 @@ ldap_dnattr_rewrite(
 {
 	struct berval bv;
 
-#ifdef ENABLE_REWRITE
-	dc->ctx="dnAttr";
-#endif
 	for ( ; a_vals->bv_val != NULL; a_vals++ ) {
 		ldap_back_dn_massage( dc, a_vals, &bv );
 

servers/slapd/back-ldap/compare.c

@@ -95,7 +95,7 @@ ldap_back_compare(
 		}
 		if (op->orc_ava->aa_desc->ad_type->sat_syntax == slap_schema.si_syn_distinguishedName ) {
 #ifdef ENABLE_REWRITE
-			dc.ctx = "dnAttr";
+			dc.ctx = "compareAttrDN";
 #endif
 			ldap_back_dn_massage( &dc, &op->orc_ava->aa_value, &mapped_val );
 			if (mapped_val.bv_val == NULL || mapped_val.bv_val[0] == '\0') {

servers/slapd/back-ldap/modify.c

@@ -97,6 +97,9 @@ ldap_back_modify(
 		goto cleanup;
 	}
 
+#ifdef ENABLE_REWRITE
+	dc.ctx = "modifyAttrDN";
+#endif
 	for (i=0, ml=op->oq_modify.rs_modlist; ml; ml=ml->sml_next) {
 		if ( ml->sml_desc->ad_type->sat_no_user_mod  ) {
 			continue;

servers/slapd/back-ldap/search.c

@@ -421,6 +421,9 @@ ldap_build_entry(
 	ent->e_private = 0;
 	attrp = &ent->e_attrs;
 
+#ifdef ENABLE_REWRITE
+	dc.ctx = "searchAttrDN";
+#endif
 	while ( ber_scanf( &ber, "{m", &a ) != LBER_ERROR ) {
 		ldap_back_map(&li->at_map, &a, &mapped, BACKLDAP_REMAP);
 		if (mapped.bv_val == NULL || mapped.bv_val[0] == '\0')