diff options
Diffstat (limited to 'tools')
| -rwxr-xr-x | tools/ifnet/convert_drvapi.sh | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/tools/ifnet/convert_drvapi.sh b/tools/ifnet/convert_drvapi.sh new file mode 100755 index 0000000..bdd58ec --- /dev/null +++ b/tools/ifnet/convert_drvapi.sh @@ -0,0 +1,255 @@ +#!/bin/sh +# +# Copyright (c) 2014 Juniper Networks, Inc. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# $FreeBSD$ +# + +# +# Convert a NIC driver to use the procdural API. +# It doesn't take care of all the # cases yet, +# but still does about 95% of work. +# +# Author: Sreekanth Rupavatharam +# + +if [ $# -lt 1 ] +then + echo " $0 <driver source (e.g., if_em.c)>"; + exit 1; +fi + +# XXX - This needs to change if the data structure uses different name +__ifp__="ifp"; + +file=$1 + +rotateCursor() { + case $toggle + in + 1) + printf " \\ " + printf "\b\b" + toggle="2" + ;; + + 2) + printf " | " + printf "\b\b\b" + toggle="3" + ;; + + 3) + printf " / " + printf "\b\b\b" + toggle="4" + ;; + + *) + printf " - " + printf "\b\b\b" + toggle="1" + ;; + esac +} + +handle_set() { +# Handle the case where $__ifp__->if_blah = XX; + line=$1 + set=`echo $line| grep "$__ifp__->.* = "` + if [ ! -z "$set" ] + then + word=`echo $line | awk -F "if_" ' { print $2 }' | awk -F" =" '{ print $1 }'` + value=`echo $line | awk -F "=" '{ print $2 }' | sed -e 's/;//g'` + new=`echo if_set$word"\($__ifp__,"$value");"` + new=`echo $new | sed -e 's/&/\\\&/'` + old=`echo $line|sed -e 's/^[ ]*//'` + line=`echo $line| sed -e's/'$old'/'$new'/g'` + return 0 + fi + return 1 +} + +handle_inc() { + line=$1 + inc=`echo $line | grep "$__ifp__->.*++"` + if [ ! -z "$inc" ] + then + word=`echo $line | awk -F"if_" '{ print $2 }'|awk -F"\+" '{ print $1}'` + value=' 1'; + old=`echo $line|sed -e 's/^[ ]*//'` + new=`echo if_inc$word"\($__ifp__,"$value");"` + new=`echo $new | sed -e 's/&/\\\&/'` + line=`echo $line| sed -e's/'$old'/'$new'/g'` + return 0; + fi + return 1; +} + +handle_add() { + line=$1 + add=`echo $line|grep "$__ifp__->.*+= "` + if [ ! -z "$add" ] + then + word=`echo $line | awk -F"if_" '{ print $2 }'|awk '{ print $1}'` + value=`echo $line | awk -F"=" '{ print $2}' | sed -e 's/;//g'` + new=`echo if_inc$word"\($__ifp__,$value);"` + new=`echo $new | sed -e 's/&/\\\&/'` + old=`echo $line|sed -e 's/^[ ]*//'` + line=`echo $line| sed -e's/'$old'/'$new'/g'` + return 0 + fi + return 1; + +} + +handle_or() { + line=$1 + or=`echo $line|grep "$__ifp__->.*|= "` + if [ ! -z "$or" ] + then + word=`echo $line | awk -F"if_" '{ print $2 }'|awk '{ print $1}'` + value=`echo $line | awk -F"=" '{ print $2}' | sed -e 's/;//g'` + new=`echo if_set${word}bit"($__ifp__,$value, 0);"` + new=`echo $new | sed -e 's/&/\\\&/'` + #line=`echo $line|sed -e 's/&/\\&/'` + old=`echo $line|sed -e 's/^[ ]*//'` + line=`echo $line| sed -e's/'$old'/'$new'/g'` + return 0; + fi + return 1; + +} + +handle_and() { + line=$1 + or=`echo $line|grep "$__ifp__->.*&= "` + if [ ! -z "$or" ] + then + word=`echo $line | awk -F"if_" '{ print $2 }'|awk '{ print $1}'` + value=`echo $line | awk -F"=" '{ print $2}' | sed -e 's/;//g'` + value=`echo $value | sed -e's/~//g'` + new=`echo if_set${word}bit"\($__ifp__, 0,$value);"` + new=`echo $new | sed -e 's/&/\\\&/'` + old=`echo $line|sed -e 's/^[ ]*//'` + line=`echo $line| sed -e's/'$old'/'$new'/g'` + return 0; + fi + return 1; + +} + +# XXX - this needs updating +handle_misc() { + line=$1 + get=`echo $line | grep "if_capabilities\|if_flags\|if_softc\|if_capenable\|if_mtu\|if_drv_flags"` + if [ ! -z "$get" ] + then + word=`echo $line |awk -F"$__ifp__->if_" '{ print $2 }' | \ + sed -e's/[^a-zA-Z0-9_]/\@/'|awk -F"\@" '{ print $1}'` + old=`echo "$__ifp__->if_"${word}` + new=`echo "if_get"${word}"($__ifp__)"` + new=`echo $new | sed -e 's/&/\\\&/'` + line=`echo $line| sed -e's/'$old'/'$new'/g'` + return 0; + fi + return 1; + +} + +if [ -e $file.tmp ] +then + rm $file.tmp +fi +IFS= +echo -n "Conversion for $file started, please wait: " +FAIL_PAT="XXX - DRVAPI" +count=0 +cat $1 | while read -r line +do +count=`expr $count + 1` +rotateCursor +pat=`echo $line | grep "$__ifp__->"` +while [ "$pat" != "" ] +do + pat=`echo $line | grep "$__ifp__->"` + if [ ! -z `echo $pat | grep "$FAIL_PAT"` ] + then + break; + fi + + handle_set $line + + if [ $? != 0 ] + then + handle_inc $line + fi + + if [ $? != 0 ] + then + handle_add $line + fi + + if [ $? != 0 ] + then + handle_or $line + fi + + if [ $? != 0 ] + then + handle_and $line + fi + + if [ $? != 0 ] + + then + handle_misc $line + fi + + if [ $? != 0 ] + then + if [ ! -z `echo $line | grep "$__ifp__->"` ] + then + line=`echo $line | sed -e 's:$: \/* '${FAIL_PAT}' *\/:g'` + fi + fi +done + # Replace the ifnet * with if_t + if [ ! -z `echo $line | grep "struct ifnet"` ] + then + line=`echo $line | sed -e 's/struct ifnet[ \t]*\*/if_t /g'` + fi + echo "$line" >> $file.tmp +done +echo "" +count=`grep $FAIL_PAT $file.tmp | wc -l` +if [ $count -gt 0 ] +then + echo "$count lines could not be converted to DRVAPI" + echo "Look for /* $FAIL_PAT */ in the converted file" +fi +echo "original $file has been moved to $file.orig" +mv $file $file.orig +mv $file.tmp $file |
