sandboxed-api/contrib/brotli/utils/utils_brotli_enc.h

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2022-03-07 00:24:14 +08:00
// Copyright 2022 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
//
// https://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 CONTRIB_BROTLI_UTILS_UTILS_BROTLI_ENC_H_
#define CONTRIB_BROTLI_UTILS_UTILS_BROTLI_ENC_H_
#include <vector>
#include "contrib/brotli/sandboxed.h"
#include "sandboxed_api/util/status_macros.h"
class BrotliEncoder {
public:
explicit BrotliEncoder(BrotliSandbox* sandbox)
: sandbox_(CHECK_NOTNULL(sandbox)), api_(sandbox_), state_(nullptr) {
status = InitStructs();
}
~BrotliEncoder();
bool IsInit();
absl::Status SetParameter(BrotliEncoderParameter param, uint32_t value);
absl::Status Compress(std::vector<uint8_t>& buf_in,
BrotliEncoderOperation op = BROTLI_OPERATION_FINISH);
absl::StatusOr<std::vector<uint8_t>> TakeOutput();
protected:
absl::Status InitStructs();
absl::Status CheckIsInit();
BrotliSandbox* sandbox_;
BrotliApi api_;
absl::Status status;
sapi::v::GenericPtr state_;
sapi::v::NullPtr null_ptr_;
};
#endif // CONTRIB_BROTLI_UTILS_UTILS_BROTLI_ENC_H_