966f3b8597
* sys: Initial effort to replace existing project files with a better system * sys: Added back marking provider as dirty * sys: Remove git commit information from project files * sys: Format data processor save file nicely * fix: Automatic pattern loading not working correctly * ui: Added warning popup when closing a provider with modifications Closes #604 * sys: Fixed build issues * tests: Removed useless debug logs * patterns: Updated pattern language * sys: Added log message when crashing with a signal * sys: Make sure abnormal termination handlers are being called more reliably
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
#pragma once
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#include <hex/providers/provider.hpp>
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#include <string_view>
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#include <sys/stat.h>
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#if defined(OS_WINDOWS)
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#include <windows.h>
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#else
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#include <sys/mman.h>
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#include <unistd.h>
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#include <sys/fcntl.h>
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#endif
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namespace hex::plugin::builtin::prv {
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class FileProvider : public hex::prv::Provider {
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public:
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explicit FileProvider();
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~FileProvider() override;
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[[nodiscard]] bool isAvailable() const override;
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[[nodiscard]] bool isReadable() const override;
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[[nodiscard]] bool isWritable() const override;
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[[nodiscard]] bool isResizable() const override;
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[[nodiscard]] bool isSavable() const override;
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void read(u64 offset, void *buffer, size_t size, bool overlays) override;
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void write(u64 offset, const void *buffer, size_t size) override;
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void resize(size_t newSize) override;
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void insert(u64 offset, size_t size) override;
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void remove(u64 offset, size_t size) 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]] size_t getActualSize() const override;
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[[nodiscard]] size_t getRealTimeSize();
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void save() override;
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void saveAs(const std::fs::path &path) override;
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[[nodiscard]] std::string getName() const override;
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[[nodiscard]] std::vector<std::pair<std::string, std::string>> getDataInformation() const override;
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void setPath(const std::fs::path &path);
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[[nodiscard]] bool open() override;
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void close() override;
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void loadSettings(const nlohmann::json &settings) override;
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[[nodiscard]] nlohmann::json storeSettings(nlohmann::json settings) const override;
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[[nodiscard]] std::string getTypeName() const override {
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return "hex.builtin.provider.file";
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}
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protected:
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#if defined(OS_WINDOWS)
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HANDLE m_file = INVALID_HANDLE_VALUE;
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HANDLE m_mapping = INVALID_HANDLE_VALUE;
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#else
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int m_file = -1;
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#endif
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std::fs::path m_path;
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void *m_mappedFile = nullptr;
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size_t m_fileSize = 0;
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struct stat m_fileStats = { };
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bool m_fileStatsValid = false;
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bool m_emptyFile = false;
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bool m_readable = false, m_writable = false;
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};
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} |