xref: /illumos-gate/usr/src/lib/krb5/kdb/kdb5.c (revision 7c64d375)

/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"
/*
 * Copyright 2006 by the Massachusetts Institute of Technology.
 * All Rights Reserved.
 *
 * Export of this software from the United States of America may
 *   require a specific license from the United States Government.
 *   It is the responsibility of any person or organization contemplating
 *   export to obtain such a license before exporting.
 *
 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
 * distribute this software and its documentation for any purpose and
 * without fee is hereby granted, provided that the above copyright
 * notice appear in all copies and that both that copyright notice and
 * this permission notice appear in supporting documentation, and that
 * the name of M.I.T. not be used in advertising or publicity pertaining
 * to distribution of the software without specific, written prior
 * permission.  Furthermore if you modify this software you must label
 * your software as modified software and not distribute it in such a
 * fashion that it might be confused with the original M.I.T. software.
 * M.I.T. makes no representations about the suitability of
 * this software for any purpose.  It is provided "as is" without express
 * or implied warranty.
 */

/*
 * This code was based on code donated to MIT by Novell for
 * distribution under the MIT license.
 */

/*
 * Include files
 */

#include <stdio.h>
#include <string.h>
#include <k5-int.h>
#include <osconf.h>
#include "kdb5.h"
#include <assert.h>
#include "k5-platform.h"
#include <libintl.h>

/* Currently DB2 policy related errors are exported from DAL.  But
   other databases should set_err function to return string.  */
#include "adb_err.h"

/*
 * Type definitions
 */
#define KRB5_TL_DB_ARGS                 0x7fff

/*
 * internal static variable
 */

static k5_mutex_t db_lock = K5_MUTEX_PARTIAL_INITIALIZER;

#ifdef _KDB5_STATIC_LINK
#undef _KDB5_DYNAMIC_LINK
#else
#undef _KDB5_DYNAMIC_LINK
/* to avoid redefinition problem */
#define _KDB5_DYNAMIC_LINK
#endif

static db_library lib_list;

/*
 * Helper Functions
 */

MAKE_INIT_FUNCTION(kdb_init_lock_list);
MAKE_FINI_FUNCTION(kdb_fini_lock_list);

int
kdb_init_lock_list(void)
{
    return k5_mutex_finish_init(&db_lock);
}

static int
kdb_lock_list()
{
    int err;
    err = CALL_INIT_FUNCTION (kdb_init_lock_list);
    if (err)