Add missing file from HEAD

diff --git a/servers/slapd/back-sql/api.c b/servers/slapd/back-sql/api.c
new file mode 100644 (file)
index 0000000..431a944
--- /dev/null
+++ b/servers/slapd/back-sql/api.c
@@ -0,0 +1,146 @@
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2004 The OpenLDAP Foundation.
+ * Portions Copyright 1999 Dmitry Kovalev.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by Dmitry Kovalev for inclusion
+ * by OpenLDAP Software.
+ */
+
+#include "portable.h"
+
+#ifdef SLAPD_SQL
+
+#include <stdio.h>
+#include <sys/types.h>
+#include "ac/string.h"
+
+#include "slap.h"
+#include "lber_pvt.h"
+#include "ldap_pvt.h"
+#include "proto-sql.h"
+
+static backsql_api *backsqlapi;
+
+int
+backsql_api_config( backsql_info *si, const char *name )
+{
+       backsql_api     *ba;
+
+       assert( si );
+       assert( name );
+
+       for ( ba = backsqlapi; ba; ba = ba->ba_next ) {
+               if ( strcasecmp( name, ba->ba_name ) == 0 ) {
+                       backsql_api     *ba2;
+
+                       ba2 = ch_malloc( sizeof( backsql_api ) );
+                       *ba2 = *ba;
+                       ba2->ba_next = si->si_api;
+                       si->si_api = ba2;
+                       return 0;
+               }
+       }
+
+       return 1;
+}
+
+int
+backsql_api_register( backsql_api *ba )
+{
+       backsql_api     *ba2;
+
+       assert( ba );
+
+       if ( ba->ba_name == NULL ) {
+               fprintf( stderr, "API module has no name\n" );
+               exit(EXIT_FAILURE);
+       }
+
+       for ( ba2 = backsqlapi; ba2; ba2 = ba2->ba_next ) {
+               if ( strcasecmp( ba->ba_name, ba2->ba_name ) == 0 ) {
+                       fprintf( stderr, "API module \"%s\" already defined\n", ba->ba_name );
+                       exit(EXIT_FAILURE);
+               }
+       }
+
+       ba->ba_next = backsqlapi;
+       backsqlapi = ba;
+
+       return 0;
+}
+
+int
+backsql_api_dn2odbc( Operation *op, SlapReply *rs, struct berval *dn )
+{
+       backsql_info    *si = (backsql_info *)op->o_bd->be_private;
+       backsql_api     *ba;
+       int             rc;
+       struct berval   bv;
+
+       ba = si->si_api;
+
+       if ( ba == NULL ) {
+               return 0;
+       }
+
+       ber_dupbv( &bv, dn );
+
+       for ( ; ba; ba = ba->ba_next ) {
+               if ( ba->ba_dn2odbc ) {
+                       rc = ( *ba->ba_dn2odbc )( op, rs, &bv );
+
+                       if ( rc ) {
+                               return rc;
+                       }
+               }
+       }
+
+       *dn = bv;
+
+       return 0;
+}
+
+int
+backsql_api_odbc2dn( Operation *op, SlapReply *rs, struct berval *dn )
+{
+       backsql_info    *si = (backsql_info *)op->o_bd->be_private;
+       backsql_api     *ba;
+       int             rc;
+       struct berval   bv;
+
+       ba = si->si_api;
+
+       if ( ba == NULL ) {
+               return 0;
+       }
+
+       ber_dupbv( &bv, dn );
+
+       for ( ; ba; ba = ba->ba_next ) {
+               if ( ba->ba_dn2odbc ) {
+                       rc = ( *ba->ba_odbc2dn )( op, rs, &bv );
+
+                       if ( rc ) {
+                               return rc;
+                       }
+               }
+       }
+
+       *dn = bv;
+
+       return 0;
+}
+
+#endif /* SLAPD_SQL */
+