]> Git Repo - linux.git/blob - scripts/gcc-plugins/gen-random-seed.sh
Merge tag 'trace-v4.14-rc1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rosted...
[linux.git] / scripts / gcc-plugins / gen-random-seed.sh
1 #!/bin/sh
2
3 if [ ! -f "$1" ]; then
4         SEED=`od -A n -t x8 -N 32 /dev/urandom | tr -d ' \n'`
5         echo "const char *randstruct_seed = \"$SEED\";" > "$1"
6         HASH=`echo -n "$SEED" | sha256sum | cut -d" " -f1 | tr -d ' \n'`
7         echo "#define RANDSTRUCT_HASHED_SEED \"$HASH\"" > "$2"
8 fi
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