119 lines
3.3 KiB
C
119 lines
3.3 KiB
C
/****************************************************************************
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* apps/testing/ostest/tls.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <nuttx/tls.h>
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#include "ostest.h"
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#if CONFIG_TLS_NELEM > 0
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/****************************************************************************
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* Preprocessor Definitions
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****************************************************************************/
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#define copy_tls_info(a, b) memcpy(a, b, sizeof(struct tls_info_s))
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static struct tls_info_s g_save_info;
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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static void get_tls_info(FAR struct tls_info_s *info)
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{
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copy_tls_info(info, tls_get_info());
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}
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static void put_tls_info(FAR const struct tls_info_s *info)
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{
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copy_tls_info(tls_get_info(), info);
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}
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static void set_tls_info(uintptr_t value)
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{
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FAR struct tls_info_s *info = tls_get_info();
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int i;
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for (i = 0; i < CONFIG_TLS_NELEM; i++)
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{
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info->tl_elem[i] = value;
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}
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}
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static bool verify_tls_info(uintptr_t value)
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{
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FAR struct tls_info_s *info = tls_get_info();
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bool fail = false;
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int i;
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for (i = 0; i < CONFIG_TLS_NELEM; i++)
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{
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if (info->tl_elem[i] != value)
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{
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printf("tls: ERROR Element %d: Set %lx / read %lx\n",
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i, (unsigned long)value,
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(unsigned long)info->tl_elem[i]);
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fail = true;
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}
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}
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return fail;
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}
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static void do_tls_test(uintptr_t value)
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{
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set_tls_info(value);
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if (!verify_tls_info(value))
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{
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printf("tls: Successfully set %lx\n", (unsigned long)value);
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}
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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void tls_test(void)
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{
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get_tls_info(&g_save_info);
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do_tls_test(0);
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do_tls_test(0xffffffff);
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do_tls_test(0x55555555);
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do_tls_test(0xaaaaaaaa);
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put_tls_info(&g_save_info);
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}
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#endif /* CONFIG_TLS_NELEM > 0 */
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