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// Copyright 2021 The Tint Authors.
//
// 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.
#ifndef FUZZERS_TINT_REGEX_FUZZER_CLI_H_
#define FUZZERS_TINT_REGEX_FUZZER_CLI_H_
#include <cstdint>
namespace tint {
namespace fuzzers {
namespace regex_fuzzer {
/// The backend this fuzzer will test.
enum class FuzzingTarget {
kNone = 0,
kHlsl = 1 << 0,
kMsl = 1 << 1,
kSpv = 1 << 2,
kWgsl = 1 << 3,
kAll = kHlsl | kMsl | kSpv | kWgsl
};
inline FuzzingTarget operator|(FuzzingTarget a, FuzzingTarget b) {
return static_cast<FuzzingTarget>(static_cast<int>(a) | static_cast<int>(b));
}
inline FuzzingTarget operator&(FuzzingTarget a, FuzzingTarget b) {
return static_cast<FuzzingTarget>(static_cast<int>(a) & static_cast<int>(b));
}
/// CLI parameters accepted by the fuzzer. Type -tint_help in the CLI to see the
/// help message
struct CliParams {
/// Compiler backends we want to fuzz.
FuzzingTarget fuzzing_target = FuzzingTarget::kAll;
};
/// @brief Parses CLI parameters.
///
/// This function will exit the process with non-zero return code if some
/// parameters are invalid. This function will remove recognized parameters from
/// `argv` and adjust `argc` accordingly.
///
/// @param argc - the total number of parameters.
/// @param argv - array of all CLI parameters.
/// @return parsed parameters.
CliParams ParseCliParams(int* argc, char** argv);
} // namespace regex_fuzzer
} // namespace fuzzers
} // namespace tint
#endif // FUZZERS_TINT_REGEX_FUZZER_CLI_H_