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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_COMMON_FUZZER_H_
#define FUZZERS_TINT_COMMON_FUZZER_H_
#include <cassert>
#include <cstring>
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include "include/tint/tint.h"
#include "fuzzers/data_builder.h"
namespace tint {
namespace fuzzers {
void GenerateSpirvOptions(DataBuilder* b, writer::spirv::Options* options);
void GenerateWgslOptions(DataBuilder* b, writer::wgsl::Options* options);
void GenerateHlslOptions(DataBuilder* b, writer::hlsl::Options* options);
void GenerateMslOptions(DataBuilder* b, writer::msl::Options* options);
enum class InputFormat { kWGSL, kSpv };
enum class OutputFormat { kWGSL, kSpv, kHLSL, kMSL };
class CommonFuzzer {
public:
explicit CommonFuzzer(InputFormat input, OutputFormat output);
~CommonFuzzer();
void SetTransformManager(transform::Manager* tm, transform::DataMap* inputs) {
assert((!tm || inputs) && "DataMap must be !nullptr if Manager !nullptr");
transform_manager_ = tm;
transform_inputs_ = inputs;
}
void SetDumpInput(bool enabled) { dump_input_ = enabled; }
void SetEnforceValidity(bool enabled) { enforce_validity = enabled; }
int Run(const uint8_t* data, size_t size);
const tint::diag::List& Diagnostics() const { return diagnostics_; }
bool HasErrors() const { return diagnostics_.contains_errors(); }
const std::vector<uint32_t>& GetGeneratedSpirv() const {
return generated_spirv_;
}
const std::string& GetGeneratedWgsl() const { return generated_wgsl_; }
const std::string& GetGeneratedHlsl() const { return generated_hlsl_; }
const std::string& GetGeneratedMsl() const { return generated_msl_; }
void SetOptionsSpirv(const writer::spirv::Options& options) {
options_spirv_ = options;
}
void SetOptionsWgsl(const writer::wgsl::Options& options) {
options_wgsl_ = options;
}
void SetOptionsHlsl(const writer::hlsl::Options& options) {
options_hlsl_ = options;
}
void SetOptionsMsl(const writer::msl::Options& options) {
options_msl_ = options;
}
private:
InputFormat input_;
OutputFormat output_;
transform::Manager* transform_manager_ = nullptr;
transform::DataMap* transform_inputs_ = nullptr;
bool dump_input_ = false;
tint::diag::List diagnostics_;
bool enforce_validity = false;
std::vector<uint32_t> generated_spirv_;
std::string generated_wgsl_;
std::string generated_hlsl_;
std::string generated_msl_;
writer::spirv::Options options_spirv_;
writer::wgsl::Options options_wgsl_;
writer::hlsl::Options options_hlsl_;
writer::msl::Options options_msl_;
#if TINT_BUILD_WGSL_READER
/// The source file needs to live at least as long as #diagnostics_
std::unique_ptr<Source::File> file_;
#endif // TINT_BUILD_WGSL_READER
// Run series of reflection operations to exercise the Inspector API.
void RunInspector(Program* program);
};
} // namespace fuzzers
} // namespace tint
#endif // FUZZERS_TINT_COMMON_FUZZER_H_