source: trunk/sys/dietlibc/readdir.c @ 320

Last change on this file since 320 was 1, checked in by alain, 7 years ago

First import

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1/*
2   This file is part of MutekP.
3 
4   MutekP is free software; you can redistribute it and/or modify it
5   under the terms of the GNU General Public License as published by
6   the Free Software Foundation; either version 2 of the License, or
7   (at your option) any later version.
8 
9   MutekP is distributed in the hope that it will be useful, but
10   WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   General Public License for more details.
13 
14   You should have received a copy of the GNU General Public License
15   along with MutekP; if not, write to the Free Software Foundation,
16   Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 
18   UPMC / LIP6 / SOC (c) 2008
19   Copyright Ghassan Almaless <ghassan.almaless@gmail.com>
20*/
21
22#include <errno.h>
23#include <sys/types.h>
24#include <sys/syscall.h>
25#include <cpu-syscall.h>
26#include <dirent.h>
27#include <string.h>
28#include <limits.h>
29
30struct vfs_dirent_s
31{
32  uint32_t d_ino;
33  uint32_t d_type;
34  uint8_t  d_name[NAME_MAX];
35};
36
37struct dirent *readdir(DIR *dir)
38{
39  int retval;
40  struct vfs_dirent_s dirent;
41 
42  if(dir == NULL)
43    return NULL;
44
45  retval = (int) cpu_syscall((void*)(dir->fd),(void*)&dirent,NULL,NULL,SYS_READDIR);
46 
47  if(retval != 0)
48    return NULL;
49 
50  dir->entry.d_ino  = dirent.d_ino;
51  dir->entry.d_type = dirent.d_type;
52  //dir->entry.d_size = dirent.d_size;
53  strcpy(dir->entry.d_name, (char*)dirent.d_name); 
54 
55  return &dir->entry;
56}
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