GPS4Palm

Source Code Documentation


file_io.h

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00001 /*****************************************************************************
00002  *
00003  * $RCSfile: file__io_8h-source.html,v $
00004  *
00005  * File Stream API / VFS API Wrapper Functions
00006  *
00007  *
00008  * This program is Copyright (C) 03/2005 Matthias Prinke
00009  * <matthias.prinke@surfeu.de> and covered by GNU's GPL.
00010  * In particular, this program is free software and comes WITHOUT
00011  * ANY WARRANTY.
00012  *
00013  * $Author: mp $
00014  *
00015  * $Date: 2007-10-08 20:40:32 $
00016  *
00017  * $Revision: 1.1.2.1 $
00018  *
00019  * $Log: file__io_8h-source.html,v $
00019  * Revision 1.1.2.1  2007-10-08 20:40:32  mp
00019  * updated for gps4palm V0.9.5 beta
00019  *
00020  * Revision 1.3  2005-05-15 10:42:25  mp
00021  * moved functions to linker section 'maps'
00022  *
00023  * Revision 1.2  2005/05/14 12:22:29  mp
00024  * added FileDescrType
00025  * added parameter fd to fread(), fclose(), feof(), rewind(), and fseek()
00026  * added return value to fopen
00027  *
00028  * Revision 1.1  2005/05/13 18:36:12  mp
00029  * moved functions from MapForm, added fseek()
00030  *
00031  *
00032  ****************************************************************************/ 
00033 
00034 #ifndef FILE_IO_H
00035 #define FILE_IO_H
00036 #include <Extensions/ExpansionMgr/VFSMgr.h>
00037 
00038 #define FILEIO_SECTION   __attribute__ ((section ("maps")))
00039 
00040 #define SEEK_SET        0       /* Seek from beginning of file.  */
00041 #define SEEK_CUR        1       /* Seek from current position.  */
00042 #define SEEK_END        2       /* Seek from end of file.  */
00043 
00044 typedef struct {
00045   FileHand      fh;     /**< File Stream API file handle */
00046   FileRef       fr;     /**< VFS API file reference */
00047 } FileDescrType;
00048 
00049 unsigned long fread(FileDescrType fd, void *buf,
00050   unsigned long size)                                           FILEIO_SECTION;
00051 FileDescrType fopen(UInt32 filecard, const char *filename, 
00052   const char *dir, Err *err)                                    FILEIO_SECTION;
00053 void fclose(FileDescrType fd)                                   FILEIO_SECTION;
00054 int feof(FileDescrType fd)                                      FILEIO_SECTION;
00055 void rewind(FileDescrType fd)                                   FILEIO_SECTION;
00056 int fseek(FileDescrType fd, long offset, int whence)            FILEIO_SECTION;
00057 
00058 #endif

Created: Mon, 08 Oct 2007 22:33:16 +0200
Copyright ©2004 M. Prinke