wget/fuzz/run-afl.sh
2024-02-19 18:33:43 +05:30

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#!/bin/sh -eu
# Copyright (c) 2017, 2019-2024 Free Software Foundation, Inc.
#
# This file is part of GNU Wget.
#
# GNU Wget is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GNU Wget is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with GNU Wget. If not, see <https://www.gnu.org/licenses/>.
if ! grep '^CC=.afl-clang-fast' ../config.log >/dev/null; then
echo "compile first library as:"
echo "CC=afl-clang-fast ./configure"
exit 1
fi
if test -z "$1"; then
echo "Usage: $0 test-case"
echo "Example: $0 wget_options_fuzzer"
exit 1
fi
fuzzer=$1
#rm -f $fuzzer
#afl-clang-fast -O2 -g -I.. main.c "${fuzzer}.c" -o "${fuzzer}"
### minimize test corpora
if test -d ${fuzzer}.in; then
mkdir -p ${fuzzer}.min
for i in `ls ${fuzzer}.in`; do
fin="${fuzzer}.in/$i"
fmin="${fuzzer}.min/$i"
if ! test -e $fmin || test $fin -nt $fmin; then
afl-tmin -m 500 -i $fin -o $fmin -- ./${fuzzer}
fi
done
fi
TMPOUT=${fuzzer}.out
mkdir -p ${TMPOUT}
if test -f ${fuzzer}.dict; then
afl-fuzz -m 500 -i ${fuzzer}.min -o ${TMPOUT} -x ${fuzzer}.dict -- ./${fuzzer}
else
afl-fuzz -m 500 -i ${fuzzer}.min -o ${TMPOUT} -- ./${fuzzer}
fi
echo "output was stored in $TMPOUT"
exit 0