sandboxed-api/contrib/brotli/sandboxed.h

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// 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_SANDBOXED_H_
#define CONTRIB_BROTLI_SANDBOXED_H_
#include <libgen.h>
#include <syscall.h>
#include <memory>
#include "sapi_brotli.sapi.h" // NOLINT(build/include)
class BrotliSapiSandbox : public BrotliSandbox {
public:
std::unique_ptr<sandbox2::Policy> ModifyPolicy(
sandbox2::PolicyBuilder*) override {
return sandbox2::PolicyBuilder()
.AllowDynamicStartup()
.AllowRead()
.AllowWrite()
.AllowSystemMalloc()
.AllowGetPIDs()
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.AllowExit()
.BlockSyscallWithErrno(__NR_openat, ENOENT)
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.BuildOrDie();
}
};
#endif // CONTRIB_BROTLI_SANDBOXED_H_