52 lines
2.1 KiB
C++
52 lines
2.1 KiB
C++
#pragma once
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#include <hex/providers/provider.hpp>
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namespace hex::prv {
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/**
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* This is a simple mock provider that can be used to pass in-memory data to APIs that require a provider.
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* It's NOT a provider that can be loaded by the user.
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*/
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class MemoryProvider : public hex::prv::Provider {
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public:
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MemoryProvider() = default;
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explicit MemoryProvider(std::vector<u8> data, std::string name = "") : m_data(std::move(data)), m_name(std::move(name)) { }
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~MemoryProvider() override = default;
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MemoryProvider(const MemoryProvider&) = delete;
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MemoryProvider& operator=(const MemoryProvider&) = delete;
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MemoryProvider(MemoryProvider &&provider) noexcept = default;
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MemoryProvider& operator=(MemoryProvider &&provider) noexcept = default;
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[[nodiscard]] bool isAvailable() const override { return true; }
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[[nodiscard]] bool isReadable() const override { return true; }
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[[nodiscard]] bool isWritable() const override { return true; }
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[[nodiscard]] bool isResizable() const override { return true; }
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[[nodiscard]] bool isSavable() const override { return m_name.empty(); }
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[[nodiscard]] bool isSavableAsRecent() const override { return false; }
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[[nodiscard]] bool open() override;
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void close() override { }
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void readRaw(u64 offset, void *buffer, size_t size) override;
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void writeRaw(u64 offset, const void *buffer, size_t size) override;
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[[nodiscard]] u64 getActualSize() const override { return m_data.size(); }
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void resizeRaw(u64 newSize) override;
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void insertRaw(u64 offset, u64 size) override;
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void removeRaw(u64 offset, u64 size) override;
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[[nodiscard]] std::string getName() const override { return m_name; }
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[[nodiscard]] std::string getTypeName() const override { return "MemoryProvider"; }
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private:
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void renameFile();
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private:
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std::vector<u8> m_data;
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std::string m_name;
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};
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} |