64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
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#ifndef FILE_ACCESS_ENCRYPTED_H
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#define FILE_ACCESS_ENCRYPTED_H
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#include "os/file_access.h"
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class FileAccessEncrypted : public FileAccess {
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public:
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enum Mode {
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MODE_READ,
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MODE_WRITE_AES256
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};
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private:
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Mode mode;
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Vector<uint8_t> key;
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bool writing;
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FileAccess *file;
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size_t base;
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size_t length;
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Vector<uint8_t> data;
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size_t pos;
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public:
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Error open_and_parse(FileAccess *p_base,const Vector<uint8_t>& p_key,Mode p_mode);
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Error open_and_parse_password(FileAccess *p_base,const String& p_key,Mode p_mode);
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virtual Error _open(const String& p_path, int p_mode_flags); ///< open a file
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virtual void close(); ///< close a file
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virtual bool is_open() const; ///< true when file is open
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virtual void seek(size_t p_position); ///< seek to a given position
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virtual void seek_end(int64_t p_position=0); ///< seek from the end of file
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virtual size_t get_pos() const; ///< get position in the file
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virtual size_t get_len() const; ///< get size of the file
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virtual bool eof_reached() const; ///< reading passed EOF
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virtual uint8_t get_8() const; ///< get a byte
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virtual int get_buffer(uint8_t *p_dst, int p_length) const;
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virtual Error get_error() const; ///< get last error
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virtual void store_8(uint8_t p_dest); ///< store a byte
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virtual void store_buffer(const uint8_t *p_src,int p_length); ///< store an array of bytes
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virtual bool file_exists(const String& p_name); ///< return true if a file exists
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virtual uint64_t _get_modified_time(const String& p_file);
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FileAccessEncrypted();
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~FileAccessEncrypted();
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};
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#endif // FILE_ACCESS_ENCRYPTED_H
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