40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
|
// Copyright 2017 Espressif Systems (Shanghai) PTE LTD
|
||
|
|
//
|
||
|
|
// Licensed 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.
|
||
|
|
|
||
|
|
#include "sdkconfig.h"
|
||
|
|
#include "esp_system.h"
|
||
|
|
|
||
|
|
#if CONFIG_STACK_CHECK
|
||
|
|
|
||
|
|
#define LOG_LOCAL_LEVEL CONFIG_LOG_DEFAULT_LEVEL
|
||
|
|
#include "esp_log.h"
|
||
|
|
const static char *TAG = "stack_chk";
|
||
|
|
|
||
|
|
void *__stack_chk_guard = NULL;
|
||
|
|
|
||
|
|
static void __attribute__ ((constructor))
|
||
|
|
__esp_stack_guard_setup (void)
|
||
|
|
{
|
||
|
|
ESP_LOGD(TAG, "Intialize random stack guard");
|
||
|
|
__stack_chk_guard = (void *)esp_random();
|
||
|
|
}
|
||
|
|
|
||
|
|
void __stack_chk_fail (void)
|
||
|
|
{
|
||
|
|
ets_printf("\r\nStack smashing protect failure!\r\n\r\n");
|
||
|
|
abort();
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|