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