132 lines
4.1 KiB
C++
132 lines
4.1 KiB
C++
// Filename: pandaFileStream.h
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// Created by: drose (08Sep08)
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//
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////////////////////////////////////////////////////////////////////
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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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////////////////////////////////////////////////////////////////////
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#ifndef PANDAFILESTREAM_H
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#define PANDAFILESTREAM_H
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#include "dtoolbase.h"
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#ifdef USE_PANDAFILESTREAM
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#include "pandaFileStreamBuf.h"
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////////////////////////////////////////////////////////////////////
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// Class : IFileStream
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// Description : Implements a C++ stream object suitable for reading
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// from files on disk. This is similar to ifstream, but
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// it provides low-level support for Panda's
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// simple-threading implementation (using this interface
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// will block only the current thread, rather than the
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// entire process, on I/O waits).
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////////////////////////////////////////////////////////////////////
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class EXPCL_DTOOL IFileStream : public istream {
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PUBLISHED:
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INLINE IFileStream();
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INLINE IFileStream(const char *filename, ios::openmode mode = ios::in);
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INLINE ~IFileStream();
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INLINE void open(const char *filename, ios::openmode mode = ios::in);
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public:
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#ifdef _WIN32
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INLINE void attach(const char *filename, HANDLE handle, ios::openmode mode = ios::in);
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#else
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INLINE void attach(const char *filename, int fd, ios::openmode mode = ios::in);
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#endif
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PUBLISHED:
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INLINE void close();
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private:
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PandaFileStreamBuf _buf;
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};
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////////////////////////////////////////////////////////////////////
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// Class : OFileStream
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// Description : Implements a C++ stream object suitable for writing
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// to files on disk. This is similar to ofstream, but
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// it provides low-level support for Panda's
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// simple-threading implementation (using this interface
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// will block only the current thread, rather than the
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// entire process, on I/O waits).
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////////////////////////////////////////////////////////////////////
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class EXPCL_DTOOL OFileStream : public ostream {
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PUBLISHED:
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INLINE OFileStream();
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INLINE OFileStream(const char *filename, ios::openmode mode = ios::out);
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INLINE ~OFileStream();
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INLINE void open(const char *filename, ios::openmode mode = ios::out);
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public:
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#ifdef _WIN32
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INLINE void attach(const char *filename, HANDLE handle, ios::openmode mode = ios::out);
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#else
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INLINE void attach(const char *filename, int fd, ios::openmode mode = ios::out);
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#endif
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PUBLISHED:
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INLINE void close();
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private:
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PandaFileStreamBuf _buf;
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};
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////////////////////////////////////////////////////////////////////
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// Class : FileStream
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// Description : Implements a C++ stream object suitable for reading
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// from and/or writing to files on disk. This is
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// similar to fstream, but it provides low-level support
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// for Panda's simple-threading implementation (using
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// this interface will block only the current thread,
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// rather than the entire process, on I/O waits).
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////////////////////////////////////////////////////////////////////
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class EXPCL_DTOOL FileStream : public iostream {
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PUBLISHED:
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INLINE FileStream();
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INLINE FileStream(const char *filename, ios::openmode mode = ios::in);
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INLINE ~FileStream();
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INLINE void open(const char *filename, ios::openmode mode = ios::in);
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public:
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#ifdef _WIN32
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INLINE void attach(const char *filename, HANDLE handle, ios::openmode mode);
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#else
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INLINE void attach(const char *filename, int fd, ios::openmode mode);
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#endif
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PUBLISHED:
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INLINE void close();
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private:
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PandaFileStreamBuf _buf;
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};
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#include "pandaFileStream.I"
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typedef IFileStream pifstream;
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typedef OFileStream pofstream;
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typedef FileStream pfstream;
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#else // USE_PANDAFILESTREAM
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typedef ifstream pifstream;
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typedef ofstream pofstream;
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typedef fstream pfstream;
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#endif // USE_PANDAFILESTREAM
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#endif
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