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692a890232
These changes add posibility to enable GCC stack protector via menuconfig for all source files in project.
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
// Copyright 2017 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "sdkconfig.h"
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#include "esp_system.h"
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#if CONFIG_STACK_CHECK
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#define LOG_LOCAL_LEVEL CONFIG_LOG_DEFAULT_LEVEL
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#include "esp_log.h"
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const static char *TAG = "stack_chk";
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void *__stack_chk_guard = NULL;
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static void __attribute__ ((constructor))
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__esp_stack_guard_setup (void)
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{
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ESP_LOGD(TAG, "Intialize random stack guard");
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__stack_chk_guard = (void *)esp_random();
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}
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void __stack_chk_fail (void)
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{
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ets_printf("\r\nStack smashing protect failure!\r\n\r\n");
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abort();
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}
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#endif
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