103 lines
3.1 KiB
C
103 lines
3.1 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file virtualFileSimple.h
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* @author drose
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* @date 2002-08-03
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*/
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#ifndef VIRTUALFILESIMPLE_H
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#define VIRTUALFILESIMPLE_H
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#include "pandabase.h"
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#include "virtualFile.h"
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/**
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* A simple file or directory within the VirtualFileSystem: this maps to
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* exactly one file on one mount point. Most directories, and all regular
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* files, are of this kind.
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*/
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class EXPCL_PANDA_EXPRESS VirtualFileSimple : public VirtualFile {
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public:
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INLINE VirtualFileSimple(VirtualFileMount *mount,
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const Filename &local_filename,
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bool implicit_pz_file,
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int open_flags);
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PUBLISHED:
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virtual VirtualFileSystem *get_file_system() const;
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INLINE VirtualFileMount *get_mount() const;
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virtual Filename get_filename() const;
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virtual bool has_file() const;
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virtual bool is_directory() const;
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virtual bool is_regular_file() const;
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virtual bool is_writable() const;
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INLINE bool is_implicit_pz_file() const;
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virtual bool delete_file();
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virtual bool rename_file(VirtualFile *new_file);
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virtual bool copy_file(VirtualFile *new_file);
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virtual std::istream *open_read_file(bool auto_unwrap) const;
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virtual void close_read_file(std::istream *stream) const;
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virtual std::ostream *open_write_file(bool auto_wrap, bool truncate);
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virtual std::ostream *open_append_file();
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virtual void close_write_file(std::ostream *stream);
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virtual std::iostream *open_read_write_file(bool truncate);
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virtual std::iostream *open_read_append_file();
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virtual void close_read_write_file(std::iostream *stream);
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virtual std::streamsize get_file_size(std::istream *stream) const;
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virtual std::streamsize get_file_size() const;
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virtual time_t get_timestamp() const;
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virtual bool get_system_info(SubfileInfo &info);
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public:
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virtual bool atomic_compare_and_exchange_contents(std::string &orig_contents, const std::string &old_contents, const std::string &new_contents);
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virtual bool atomic_read_contents(std::string &contents) const;
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virtual bool read_file(vector_uchar &result, bool auto_unwrap) const;
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virtual bool write_file(const unsigned char *data, size_t data_size, bool auto_wrap);
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protected:
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virtual bool scan_local_directory(VirtualFileList *file_list,
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const ov_set<std::string> &mount_points) const;
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private:
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VirtualFileMount *_mount;
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Filename _local_filename;
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bool _implicit_pz_file;
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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PUBLISHED:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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public:
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static void init_type() {
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VirtualFile::init_type();
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register_type(_type_handle, "VirtualFileSimple",
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VirtualFile::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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};
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#include "virtualFileSimple.I"
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#endif
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