
6 changed files with 54 additions and 0 deletions
@ -0,0 +1,3 @@
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ifneq (,$(filter ssp,$(USEMODULE))) |
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CFLAGS += -fstack-protector
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endif |
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/*
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* Copyright (C) 2016 Kaspar Schleiser <kaspar@schleiser.de> |
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* |
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* This file is subject to the terms and conditions of the GNU Lesser |
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* General Public License v2.1. See the file LICENSE in the top level |
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* directory for more details. |
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*/ |
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/**
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* @{ |
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* |
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* @ingroup sys |
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* @file |
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* @brief Stack Smashing Protector (SSP) helper functions |
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* |
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* @author Kaspar Schleiser <kaspar@schleiser.de> |
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* |
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* @} |
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*/ |
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#include <stdint.h> |
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#include "panic.h" |
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/* this should be randomized for each build */ |
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#define STACK_CHK_GUARD 0x595e9fbd94fda766 |
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uintptr_t __stack_chk_guard = (uintptr_t) STACK_CHK_GUARD; |
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__attribute__((noreturn)) void __stack_chk_fail(void) |
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{ |
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core_panic(PANIC_SSP, "ssp: stack smashing detected"); |
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} |
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