From fffd213c8cba2135afda493d797c41c10354770e Mon Sep 17 00:00:00 2001 From: Othmar Gsenger Date: Sat, 12 Apr 2008 11:38:42 +0000 Subject: big svn cleanup --- src/Sockets/MemFile.h | 100 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 src/Sockets/MemFile.h (limited to 'src/Sockets/MemFile.h') diff --git a/src/Sockets/MemFile.h b/src/Sockets/MemFile.h new file mode 100644 index 0000000..c97b6bc --- /dev/null +++ b/src/Sockets/MemFile.h @@ -0,0 +1,100 @@ +/** \file MemFile.h + ** \date 2005-04-25 + ** \author grymse@alhem.net +**/ +/* +Copyright (C) 2004-2007 Anders Hedstrom + +This library is made available under the terms of the GNU GPL. + +If you would like to use this library in a closed-source application, +a separate license agreement is available. For information about +the closed-source license agreement for the C++ sockets library, +please visit http://www.alhem.net/Sockets/license.html and/or +email license@alhem.net. + +This program is free software; you can redistribute it and/or +modify it under the terms of the GNU General Public License +as published by the Free Software Foundation; either version 2 +of the License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +*/ +#ifndef _SOCKETS_MemFile_H +#define _SOCKETS_MemFile_H + +#include "sockets-config.h" +#include +#include "IFile.h" + +#define BLOCKSIZE 32768 + +#ifdef SOCKETS_NAMESPACE +namespace SOCKETS_NAMESPACE { +#endif + + +/** Implements a memory file. + \ingroup file */ +class MemFile : public IFile +{ +public: + /** File block structure. + \ingroup file */ + struct block_t { + block_t() : next(NULL) {} + struct block_t *next; + char data[BLOCKSIZE]; + }; +public: + MemFile(); + MemFile(const std::string& path); + ~MemFile(); + + bool fopen(const std::string& path, const std::string& mode); + void fclose(); + + size_t fread(char *ptr, size_t size, size_t nmemb) const; + size_t fwrite(const char *ptr, size_t size, size_t nmemb); + + char *fgets(char *s, int size) const; + void fprintf(const char *format, ...); + + off_t size() const; + bool eof() const; + + void reset_read() const; + void reset_write(); + +private: + MemFile(const MemFile& ) {} // copy constructor + MemFile& operator=(const MemFile& ) { return *this; } // assignment operator + +static std::map m_files; + std::string m_path; + bool m_temporary; + block_t *m_base; + mutable block_t *m_current_read; + block_t *m_current_write; + int m_current_write_nr; + mutable size_t m_read_ptr; + size_t m_write_ptr; + mutable bool m_b_read_caused_eof; +}; + + + + +#ifdef SOCKETS_NAMESPACE +} +#endif + +#endif // _SOCKETS_MemFile_H + -- cgit v1.2.3