FreeNOS
readdir.cpp
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1/*
2 * Copyright (C) 2009 Niek Linnenbank
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#include <Macros.h>
19#include "dirent.h"
20
21struct dirent * readdir(DIR *dirp)
22{
23 if (dirp->current < dirp->count)
24 {
25 return &dirp->buffer[dirp->current++];
26 }
27 else
28 {
29 return (struct dirent *) ZERO;
30 }
31}
struct dirent * readdir(DIR *dirp)
Read a directory.
Definition readdir.cpp:21
#define ZERO
Zero value.
Definition Macros.h:43
A type representing a directory stream.
Definition dirent.h:95
Size count
Number of direct structures in the buffer.
Definition dirent.h:106
struct dirent * buffer
Input buffer.
Definition dirent.h:100
Size current
Index of the current dirent.
Definition dirent.h:103
Represents a directory entry.
Definition dirent.h:65