Commit be5bea1c authored by Jakub Kicinski's avatar Jakub Kicinski Committed by Paolo Abeni
Browse files

net: add basic C code generators for Netlink 



Code generators to turn Netlink specs into C code.
I'm definitely not proud of it.

The main generator is in Python, there's a bash script
to regen all code-gen'ed files in tree after making
spec changes.

Acked-by: default avatarStanislav Fomichev <sdf@google.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent e616c07c

MAINTAINERS

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@@ -14577,6 +14577,7 @@ F: include/uapi/linux/netdevice.h 
F:	lib/net_utils.c

F:	lib/random32.c

F:	net/

F:	tools/net/

F:	tools/testing/selftests/net/









NETWORKING [IPSEC]
































tools/net/ynl/ynl-gen-c.py
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tools/net/ynl/ynl-regen.sh
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#!/bin/bash









# SPDX-License-Identifier: BSD-3-Clause



















TOOL=$(dirname $(realpath $0))/ynl-gen-c.py



















force=



















while [ ! -z "$1" ]; do









  case "$1" in









    -f ) force=yes; shift ;;









    * )  echo "Unrecognized option '$1'"; exit 1 ;;









  esac









done



















KDIR=$(dirname $(dirname $(dirname $(dirname $(realpath $0)))))



















files=$(git grep --files-with-matches '^/\* YNL-GEN \(kernel\|uapi\)')









for f in $files; do









    # params:     0       1      2     3









    #         $YAML YNL-GEN kernel $mode









    params=( $(git grep -B1 -h '/\* YNL-GEN' $f | sed 's@/\*\(.*\)\*/@\1@') )



















    if [ $f -nt ${params[0]} -a -z "$force" ]; then









	echo -e "\tSKIP $f"









	continue









    fi



















    echo -e "\tGEN ${params[2]}\t$f"









    $TOOL --mode ${params[2]} --${params[3]} --spec $KDIR/${params[0]} -o $f









done