1#!/bin/bash -eu 2# Copyright 2021 Google Inc. 3# 4# Licensed under the Apache License, Version 2.0 (the "License"); 5# you may not use this file except in compliance with the License. 6# You may obtain a copy of the License at 7# 8# http://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15# 16################################################################################ 17 18# Build native library. 19JVM_INCLUDES="-I$JAVA_HOME/include -I$JAVA_HOME/include/linux" 20mkdir $OUT/native 21$CXX $CXXFLAGS $JVM_INCLUDES -fPIC -shared \ 22 ExampleFuzzerNative.cpp -o $OUT/native/libnative.so 23 24BUILD_CLASSPATH=$JAZZER_API_PATH 25 26# All class files lie in the same directory as the fuzzer at runtime. 27RUNTIME_CLASSPATH=\$this_dir 28 29for fuzzer in $(find $SRC -name '*Fuzzer.java' -or -name '*FuzzerNative.java'); do 30 fuzzer_basename=$(basename -s .java $fuzzer) 31 javac -cp $BUILD_CLASSPATH $fuzzer 32 cp $SRC/$fuzzer_basename.class $OUT/ 33 34 if [[ $fuzzer_basename == *FuzzerNative ]]; then 35 driver=jazzer_driver_with_sanitizer 36 else 37 driver=jazzer_driver 38 fi 39 40 cp default.options $OUT/"$fuzzer_basename".options 41 # Create execution wrapper. 42 echo "#!/bin/sh 43# LLVMFuzzerTestOneInput for fuzzer detection. 44this_dir=\$(dirname \"\$0\") 45LD_LIBRARY_PATH=\"$JVM_LD_LIBRARY_PATH\":\$this_dir/native \ 46ASAN_OPTIONS=\$ASAN_OPTIONS:symbolize=1:external_symbolizer_path=\$this_dir/llvm-symbolizer:detect_leaks=0 \ 47\$this_dir/$driver --agent_path=\$this_dir/jazzer_agent_deploy.jar \ 48--cp=$RUNTIME_CLASSPATH \ 49--target_class=$fuzzer_basename \ 50--jvm_args=\"-Xmx2048m\" \ 51\$@" > $OUT/$fuzzer_basename 52 chmod +x $OUT/$fuzzer_basename 53done 54