source: rtems/cpukit/libfs/src/imfs/imfs_mknod.c @ cf0539b1

4.104.114.84.95
Last change on this file since cf0539b1 was cf0539b1, checked in by Joel Sherrill <joel.sherrill@…>, on 09/04/03 at 18:54:17

2003-09-04 Joel Sherrill <joel@…>

  • src/dosfs/dosfs.h, src/dosfs/fat.h, src/dosfs/fat_fat_operations.h, src/dosfs/fat_file.h, src/dosfs/msdos.h, src/dosfs/msdos_create.c, src/dosfs/msdos_dir.c, src/dosfs/msdos_eval.c, src/dosfs/msdos_file.c, src/dosfs/msdos_free.c, src/dosfs/msdos_fsunmount.c, src/dosfs/msdos_handlers_dir.c, src/dosfs/msdos_handlers_file.c, src/dosfs/msdos_init.c, src/dosfs/msdos_initsupp.c, src/dosfs/msdos_misc.c, src/dosfs/msdos_mknod.c, src/dosfs/msdos_node_type.c, src/imfs/deviceio.c, src/imfs/imfs.h, src/imfs/imfs_chown.c, src/imfs/imfs_config.c, src/imfs/imfs_creat.c, src/imfs/imfs_debug.c, src/imfs/imfs_directory.c, src/imfs/imfs_eval.c, src/imfs/imfs_fchmod.c, src/imfs/imfs_fcntl.c, src/imfs/imfs_fdatasync.c, src/imfs/imfs_free.c, src/imfs/imfs_fsunmount.c, src/imfs/imfs_getchild.c, src/imfs/imfs_gtkn.c, src/imfs/imfs_handlers_device.c, src/imfs/imfs_handlers_directory.c, src/imfs/imfs_handlers_link.c, src/imfs/imfs_handlers_memfile.c, src/imfs/imfs_init.c, src/imfs/imfs_initsupp.c, src/imfs/imfs_link.c, src/imfs/imfs_mknod.c, src/imfs/imfs_mount.c, src/imfs/imfs_ntype.c, src/imfs/imfs_readlink.c, src/imfs/imfs_rmnod.c, src/imfs/imfs_stat.c, src/imfs/imfs_symlink.c, src/imfs/imfs_unixstub.c, src/imfs/imfs_unlink.c, src/imfs/imfs_unmount.c, src/imfs/imfs_utime.c, src/imfs/ioman.c, src/imfs/linearfile.c, src/imfs/memfile.c, src/imfs/miniimfs_init.c: URL for license changed.
  • Property mode set to 100644
File size: 1.6 KB
Line 
1/*
2 *  IMFS_mknod
3 *
4 *  Routine to create a node in the IMFS file system.
5 *
6 *  COPYRIGHT (c) 1989-1999.
7 *  On-Line Applications Research Corporation (OAR).
8 *
9 *  The license and distribution terms for this file may be
10 *  found in the file LICENSE in this distribution or at
11 *  http://www.rtems.com/license/LICENSE.
12 *
13 *  $Id$
14 */
15
16#if HAVE_CONFIG_H
17#include "config.h"
18#endif
19
20#include <sys/types.h>
21#include <sys/stat.h>
22#include <fcntl.h>
23#include <unistd.h>
24#include <errno.h>
25#include <stdlib.h>
26
27#include "imfs.h"
28#include <rtems/libio_.h>
29#include <rtems/seterr.h>
30
31int IMFS_mknod(
32  const char                        *token,      /* IN */
33  mode_t                             mode,       /* IN */
34  dev_t                              dev,        /* IN */
35  rtems_filesystem_location_info_t  *pathloc     /* IN/OUT */
36)
37{
38  IMFS_token_types   type = 0;
39  IMFS_jnode_t      *new_node;
40  int                result;
41  char               new_name[ IMFS_NAME_MAX + 1 ];
42  IMFS_types_union   info;
43 
44  IMFS_get_token( token, new_name, &result );
45
46  /*
47   *  Figure out what type of IMFS node this is.
48   */
49
50  if ( S_ISDIR(mode) )
51    type = IMFS_DIRECTORY;
52  else if ( S_ISREG(mode) )
53    type = IMFS_MEMORY_FILE;
54  else if ( S_ISBLK(mode) || S_ISCHR(mode) ) {
55    type = IMFS_DEVICE;
56    rtems_filesystem_split_dev_t( dev, info.device.major, info.device.minor );
57  } else  {
58    rtems_set_errno_and_return_minus_one( EINVAL );
59  }
60 
61  /*
62   *  Allocate and fill in an IMFS jnode
63   */
64
65  new_node = IMFS_create_node(
66    pathloc,
67    type,
68    new_name,
69    mode,
70    &info
71  );
72
73  if ( !new_node )
74    rtems_set_errno_and_return_minus_one( ENOMEM );
75
76  return 0;
77}
78
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