1 /*
2 * KCemu -- The emulator for the KC85 homecomputer series and much more.
3 * Copyright (C) 1997-2010 Torsten Paul
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
19
20 #include <sys/statvfs.h>
21
22 #include "kc/config.h"
23 #include "sys/sysdep.h"
24
25 int
sys_getdiskinfo(const char * path,unsigned long * total,unsigned long * available,unsigned short * block_size)26 sys_getdiskinfo(const char *path, unsigned long *total, unsigned long *available, unsigned short *block_size)
27 {
28 struct statvfs buf;
29
30 if (statvfs(path, &buf) == 0)
31 {
32 unsigned long long free = (unsigned long long) buf.f_bavail * buf.f_bsize;
33 unsigned long long size = (unsigned long long) buf.f_blocks * buf.f_frsize;
34 *available = free > 0xffffffffUL ? 0xffffffffUL : free;
35 *total = size > 0xffffffffUL ? 0xffffffffUL : total;
36 *block_size = buf.f_bsize;
37 return 0;
38 }
39 else
40 {
41 *total = 0;
42 *available = 0;
43 *block_size = 0;
44 return -1;
45 }
46 }
47