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// Copyright 2020 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.
#include <cstddef>
#include <fuzzer/FuzzedDataProvider.h>
#include "spdlog/spdlog.h"
#include "spdlog/sinks/basic_file_sink.h"
#include "spdlog/cfg/argv.h"
#include "spdlog/cfg/env.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
if (size == 0) {
return 0;
}
static std::shared_ptr<spdlog::logger> my_logger;
if (!my_logger.get()) {
my_logger = spdlog::basic_logger_mt("basic_logger", "/dev/null");
spdlog::set_default_logger(my_logger);
}
FuzzedDataProvider stream(data, size);
std::vector<std::string> strings;
const unsigned char strsize = stream.ConsumeIntegral<unsigned char>();
for(unsigned char i=0; i<strsize; i++){
strings.push_back(stream.ConsumeRandomLengthString());
}
std::vector<char*> argvv; argvv.reserve(strsize);
for(unsigned char i=0; i< strsize; ++i){
argvv.push_back(const_cast<char*>(strings[i].c_str()));
}
if(strsize==0) return 0;
const char** argv = (const char**) &argvv[0];
spdlog::cfg::load_env_levels();
spdlog::cfg::load_argv_levels(strsize, argv);
spdlog::info(stream.ConsumeRemainingBytesAsString());
return 0;
}