58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
// Copyright 2019 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of 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,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SANDBOXED_API_VAR_STRUCT_H_
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#define SANDBOXED_API_VAR_STRUCT_H_
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#include <cstddef>
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#include <memory>
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#include <string>
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#include <utility>
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#include "absl/base/macros.h"
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#include "absl/strings/str_cat.h"
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#include "sandboxed_api/var_ptr.h"
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namespace sapi::v {
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// Class representing a structure.
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template <class T>
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class Struct : public Var {
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public:
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// Forwarding constructor to initalize the struct_ field.
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template <typename... Args>
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explicit Struct(Args&&... args) : struct_(std::forward<Args>(args)...) {
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SetLocal(&struct_);
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}
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size_t GetSize() const final { return sizeof(T); }
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Type GetType() const final { return Type::kStruct; }
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std::string GetTypeString() const final { return "Structure"; }
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std::string ToString() const final {
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return absl::StrCat("Structure of size: ", sizeof(struct_));
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}
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const T& data() const { return struct_; }
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T* mutable_data() { return &struct_; }
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protected:
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friend class LenVal;
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T struct_;
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};
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} // namespace sapi::v
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#endif // SANDBOXED_API_VAR_STRUCT_H_
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