73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
// Copyright 2021 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include <cstdint>
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#include <vector>
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#include "dice/dice.h"
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#include "fuzzer/FuzzedDataProvider.h"
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namespace dice {
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namespace fuzz {
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static inline std::vector<uint8_t> ConsumeRandomLengthStringAsBytesFrom(
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FuzzedDataProvider& fdp) {
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auto s = fdp.ConsumeRandomLengthString();
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return std::vector<uint8_t>(s.begin(), s.end());
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}
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struct FuzzedInputValues {
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static FuzzedInputValues ConsumeFrom(FuzzedDataProvider& fdp) {
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FuzzedInputValues fiv = {};
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DiceInputValues& input_values = fiv.input_values_;
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fdp.ConsumeData(&input_values.code_hash, DICE_HASH_SIZE);
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fiv.code_descriptor_ = ConsumeRandomLengthStringAsBytesFrom(fdp);
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input_values.code_descriptor = fiv.code_descriptor_.data();
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input_values.code_descriptor_size = fiv.code_descriptor_.size();
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input_values.config_type = (DiceConfigType)fdp.ConsumeIntegralInRange(0, 1);
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fdp.ConsumeData(&input_values.config_value, DICE_INLINE_CONFIG_SIZE);
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fiv.config_descriptor_ = ConsumeRandomLengthStringAsBytesFrom(fdp);
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input_values.config_descriptor = fiv.config_descriptor_.data();
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input_values.config_descriptor_size = fiv.config_descriptor_.size();
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fdp.ConsumeData(&input_values.authority_hash, DICE_HASH_SIZE);
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fiv.authority_descriptor_ = ConsumeRandomLengthStringAsBytesFrom(fdp);
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input_values.authority_descriptor = fiv.authority_descriptor_.data();
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input_values.authority_descriptor_size = fiv.authority_descriptor_.size();
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input_values.mode = (DiceMode)fdp.ConsumeIntegralInRange(0, 3);
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fdp.ConsumeData(&input_values.hidden, DICE_HIDDEN_SIZE);
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return fiv;
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}
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operator const DiceInputValues*() const { return &input_values_; }
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std::vector<uint8_t> code_descriptor_;
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std::vector<uint8_t> config_descriptor_;
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std::vector<uint8_t> authority_descriptor_;
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DiceInputValues input_values_;
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};
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} // namespace fuzz
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} // namespace dice
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