mirror of
https://github.com/trezor/trezor-firmware.git
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41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
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/*
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* This file is part of the TREZOR project.
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*
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* Copyright (C) 2014 Pavol Rusnak <stick@satoshilabs.com>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "ssp.h"
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#include "rng.h"
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#include "layout.h"
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void *__stack_chk_guard = 0;
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void __stack_chk_guard_setup(void)
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{
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unsigned char * p;
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p = (unsigned char *) &__stack_chk_guard;
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p[0] = 0;
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p[1] = 0;
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p[2] = '\n';
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p[3] = 0xFF; // random32() & 0xFF;
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}
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void __attribute__((noreturn)) __stack_chk_fail(void)
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{
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layoutDialog(DIALOG_ICON_ERROR, NULL, NULL, NULL, "Stack smashing", "detected.", NULL, "Please unplug", "the device.", NULL);
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for (;;) {} // loop forever
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}
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