112 lines
2.5 KiB
C++
112 lines
2.5 KiB
C++
#ifndef __PASCAL_FILEENTRY_H__
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#define __PASCAL_FILEENTRY_H__
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#include <Pascal/Entry.h>
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#include <Pascal/Date.h>
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#include <vector>
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#include <string>
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namespace Pascal {
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class TextWriter;
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class FileEntry : public Entry {
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public:
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static unsigned ValidName(const char *);
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static bool Compress(std::string& text);
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static bool Uncompress(std::string& text);
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static FileEntryPointer Create(const char *name, unsigned fileKind);
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static FileEntryPointer Open(void *vp);
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virtual ~FileEntry();
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unsigned fileSize();
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unsigned lastByte() const { return _lastByte; }
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const char *name() const { return _fileName; }
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Date modification() const { return _modification; }
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void setFileKind(unsigned kind);
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int read(uint8_t *buffer, unsigned size, unsigned offset);
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int write(const uint8_t *buffer, unsigned size, unsigned offset);
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int write(TextWriter& text);
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int truncate(unsigned newSize);
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FileEntry(const char *name, unsigned fileKind);
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FileEntry(void *vp);
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protected:
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virtual void writeDirectoryEntry(LittleEndian::IOBuffer *);
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private:
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friend class VolumeEntry;
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FileEntryPointer thisPointer()
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{
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return STATIC_POINTER_CAST(FileEntry, shared_from_this());
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}
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void setName(const char *name);
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int truncateCommon(unsigned newSize);
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void setFileSize(unsigned size);
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unsigned _status;
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unsigned _fileNameLength;
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char _fileName[16];
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unsigned _lastByte;
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Date _modification;
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unsigned _maxFileSize; // maximum file size.
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// non-text files
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unsigned dataFileSize();
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int dataRead(uint8_t *buffer, unsigned size, unsigned offset);
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// for text files.
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void textInit();
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unsigned textFileSize();
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int textRead(uint8_t *buffer, unsigned size, unsigned offset);
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unsigned textReadPage(unsigned block, uint8_t *in);
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unsigned textDecodePage(unsigned block, uint8_t *out);
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std::vector<unsigned> *_pageSize;
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unsigned _fileSize;
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};
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}
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#endif
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