Merge tag 'dma-mapping-5.19-2022-06-06' of git://git.infradead.org/users/hch/dma...
[platform/kernel/linux-starfive.git] / scripts / gen-randstruct-seed.sh
1 #!/bin/sh
2 # SPDX-License-Identifier: GPL-2.0
3
4 SEED=$(od -A n -t x8 -N 32 /dev/urandom | tr -d ' \n')
5 echo "$SEED" > "$1"
6 HASH=$(echo -n "$SEED" | sha256sum | cut -d" " -f1)
7 echo "#define RANDSTRUCT_HASHED_SEED \"$HASH\"" > "$2"