compiler/clib/__open.h

   1 #ifndef ___OPEN_H
   2 #define ___OPEN_H
   3
   4 /*
   5     Copyright © 1995-2009, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc: file descriptors handling internals - header file
   9     Lang: english
  10 */
  11
  12 #include <dos/dos.h>
  13
  14 /* file control block - one per file handle */
  15 typedef struct _fcb
  16 {
  17     BPTR fh;
  18     int  flags;
  19     unsigned int opencount;
  20     char  isdir;
  21     unsigned char privflags;
  22 } fcb;
  23
  24 /* privflags */
  25 #define _FCB_DONTCLOSE_FH 1
  26
  27 /* file descriptor structure - one per descriptor */
  28 typedef struct _fdesc
  29 {
  30     fcb  *fcb;
  31     int  fdflags;
  32 } fdesc;
  33
  34 int __register_init_fdarray(fdesc **fdarray, int numslots);
  35 fdesc *__getfdesc(register int fd);
  36 void __setfdesc(register int fd, fdesc *fdesc);
  37 int __getfdslot(int wanted_fd);
  38 int __getfirstfd(register int startfd);
  39 int __open(int wanted_fd, const char *pathname, int flags, int mode);
  40 void __updatestdio(void);
  41 LONG __oflags2amode(int flags);
  42 fdesc *__alloc_fdesc(void);
  43 void __free_fdesc(fdesc *fdesc);
  44 #endif