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#!/bin/bash -eu
# Copyright 2021 Google LLC.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
################################################################################
export LDFLAGS="${CFLAGS}"
./configure --enable-ctrls
make -j$(nproc)
# We need a few declarations from main.c
# so we rename main() to main2()
sed 's/int main(/int main2(/g' -i $SRC/proftpd/src/main.c
# Compile main.c again
export NEW_CC_FLAG="${CC} ${CFLAGS} -DHAVE_CONFIG_H -DLINUX -I. -I./include"
$NEW_CC_FLAG -c src/main.c -o src/main.o
rm src/ftpdctl.o
find . -name "*.o" -exec ar rcs fuzz_lib.a {} \;
# Build fuzzer(s)
$NEW_CC_FLAG -c $SRC/fuzzer.c -o fuzzer.o
$CC $CXXFLAGS $LIB_FUZZING_ENGINE fuzzer.o -o $OUT/fuzzer \
src/scoreboard.o \
lib/prbase.a \
fuzz_lib.a \
-L/src/proftpd/lib \
-lcrypt -pthread
# Build seed corpus
cd $SRC
git clone https://github.com/dvyukov/go-fuzz-corpus
zip $OUT/fuzzer_seed_corpus.zip go-fuzz-corpus/json/corpus/*
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