Content - 68af5cc20a641f638166a7b3d3de70d0f16e5613 - 7c8c5e3/scripts/gcc-plugins/gen-random-seed.sh

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Tip revision: 1291a0d5049dbc06baaaf66a9ff3f53db493b19b authored by Linus Torvalds on 18 December 2017, 02:59:59 UTC
Linux 4.15-rc4

Tip revision: 1291a0d

gen-random-seed.sh

#!/bin/sh
# SPDX-License-Identifier: GPL-2.0

if [ ! -f "$1" ]; then
	SEED=`od -A n -t x8 -N 32 /dev/urandom | tr -d ' \n'`
	echo "const char *randstruct_seed = \"$SEED\";" > "$1"
	HASH=`echo -n "$SEED" | sha256sum | cut -d" " -f1 | tr -d ' \n'`
	echo "#define RANDSTRUCT_HASHED_SEED \"$HASH\"" > "$2"
fi

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