libdballe 5.10
file.h
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00001 /*
00002  * dballe/file - File I/O
00003  *
00004  * Copyright (C) 2005--2010  ARPA-SIM <urpsim@smr.arpa.emr.it>
00005  *
00006  * This program is free software; you can redistribute it and/or modify
00007  * it under the terms of the GNU General Public License as published by
00008  * the Free Software Foundation; either version 2 of the License.
00009  *
00010  * This program is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  * GNU General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU General Public License
00016  * along with this program; if not, write to the Free Software
00017  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
00018  *
00019  * Author: Enrico Zini <enrico@enricozini.com>
00020  */
00021 
00022 #ifndef DBA_CORE_FILE_H
00023 #define DBA_CORE_FILE_H
00024 
00037 #include <dballe/core/defs.h>
00038 #include <memory>
00039 #include <string>
00040 #include <cstdio>
00041 
00042 namespace dballe {
00043 struct Rawmsg;
00044 
00045 
00046 class File
00047 {
00048 protected:
00050     std::string m_name;
00052     FILE* fd;
00054     bool close_on_exit;
00056     int idx;
00057 
00058 public:
00059     File(const std::string& name, FILE* fd, bool close_on_exit=true);
00060     virtual ~File();
00061 
00065     FILE* stream() const throw () { return fd; }
00066 
00073     const std::string& name() const throw () { return m_name; }
00074 
00081     virtual Encoding type() const throw () = 0;
00082 
00091     virtual bool read(Rawmsg& msg) = 0;
00092 
00099     virtual void write(const Rawmsg& msg);
00100 
00117     static std::auto_ptr<File> create(Encoding type, const std::string& name, const char* mode);
00118 };
00119 
00120 } // namespace dballe
00121 
00122 /* vim:set ts=4 sw=4: */
00123 #endif