git.sur5r.net Git - cc65/blob - src/od65/fileio.h

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                 fileio.h                                  */
   4 /*                                                                           */
   5 /*              File I/O for the od65 object file dump utility               */
   6 /*                                                                           */
   7 /*                                                                           */
   8 /*                                                                           */
   9 /* (C) 1998-2003 Ullrich von Bassewitz                                       */
  10 /*               Römerstrasse 52                                             */
  11 /*               D-70794 Filderstadt                                         */
  12 /* EMail:        uz@cc65.org                                                 */
  13 /*                                                                           */
  14 /*                                                                           */
  15 /* This software is provided 'as-is', without any expressed or implied       */
  16 /* warranty.  In no event will the authors be held liable for any damages    */
  17 /* arising from the use of this software.                                    */
  18 /*                                                                           */
  19 /* Permission is granted to anyone to use this software for any purpose,     */
  20 /* including commercial applications, and to alter it and redistribute it    */
  21 /* freely, subject to the following restrictions:                            */
  22 /*                                                                           */
  23 /* 1. The origin of this software must not be misrepresented; you must not   */
  24 /*    claim that you wrote the original software. If you use this software   */
  25 /*    in a product, an acknowledgment in the product documentation would be  */
  26 /*    appreciated but is not required.                                       */
  27 /* 2. Altered source versions must be plainly marked as such, and must not   */
  28 /*    be misrepresented as being the original software.                      */
  29 /* 3. This notice may not be removed or altered from any source              */
  30 /*    distribution.                                                          */
  31 /*                                                                           */
  32 /*****************************************************************************/
  33
  34
  35
  36 #ifndef FILEIO_H
  37 #define FILEIO_H
  38
  39
  40
  41 #include <stdio.h>
  42
  43 /* common */
  44 #include "coll.h"
  45 #include "filepos.h"
  46 #include "objdefs.h"
  47
  48
  49
  50 /*****************************************************************************/
  51 /*                                   Code                                    */
  52 /*****************************************************************************/
  53
  54
  55
  56 void FileSetPos (FILE* F, unsigned long Pos);
  57 /* Seek to the given absolute position, fail on errors */
  58
  59 unsigned long FileGetPos (FILE* F);
  60 /* Return the current file position, fail on errors */
  61
  62 unsigned Read8 (FILE* F);
  63 /* Read an 8 bit value from the file */
  64
  65 unsigned Read16 (FILE* F);
  66 /* Read a 16 bit value from the file */
  67
  68 unsigned long Read24 (FILE* F);
  69 /* Read a 24 bit value from the file */
  70
  71 unsigned long Read32 (FILE* F);
  72 /* Read a 32 bit value from the file */
  73
  74 long Read32Signed (FILE* F);
  75 /* Read a 32 bit value from the file. Sign extend the value. */
  76
  77 unsigned long ReadVar (FILE* F);
  78 /* Read a variable size value from the file */
  79
  80 char* ReadStr (FILE* F);
  81 /* Read a string from the file into a malloced area */
  82
  83 FilePos* ReadFilePos (FILE* F, FilePos* Pos);
  84 /* Read a file position from the file */
  85
  86 void* ReadData (FILE* F, void* Data, unsigned Size);
  87 /* Read data from the file */
  88
  89 void ReadObjHeader (FILE* F, ObjHeader* Header);
  90 /* Read an object file header from the file */
  91
  92 void ReadStrPool (FILE* F, Collection* C);
  93 /* Read a string pool from the current position into C. */
  94
  95
  96
  97 /* End of fileio.h */
  98
  99 #endif