blob: 89769e8ce680cf5bac206c2dff83e131a6120577 [file] [log] [blame]
Simon Glass92ccc962012-12-26 09:53:35 +00001/*
2 * Copyright (c) 2012, Google Inc.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (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, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
17 * MA 02111-1307 USA
18 */
19
20#include <common.h>
21#include <fs.h>
22#include <os.h>
23
24int sandbox_fs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info)
25{
26 return 0;
27}
28
29long sandbox_fs_read_at(const char *filename, unsigned long pos,
30 void *buffer, unsigned long maxsize)
31{
32 ssize_t size;
33 int fd, ret;
34
35 fd = os_open(filename, OS_O_RDONLY);
36 if (fd < 0)
37 return fd;
38 ret = os_lseek(fd, pos, OS_SEEK_SET);
39 if (ret == -1) {
40 os_close(fd);
41 return ret;
42 }
43 if (!maxsize)
44 maxsize = os_get_filesize(filename);
45 size = os_read(fd, buffer, maxsize);
46 os_close(fd);
47
48 return size;
49}
50
Simon Glass7eb2c8d2013-04-20 08:42:51 +000051long sandbox_fs_write_at(const char *filename, unsigned long pos,
52 void *buffer, unsigned long towrite)
53{
54 ssize_t size;
55 int fd, ret;
56
57 fd = os_open(filename, OS_O_RDWR | OS_O_CREAT);
58 if (fd < 0)
59 return fd;
60 ret = os_lseek(fd, pos, OS_SEEK_SET);
61 if (ret == -1) {
62 os_close(fd);
63 return ret;
64 }
65 size = os_write(fd, buffer, towrite);
66 os_close(fd);
67
68 return size;
69}
70
Simon Glass92ccc962012-12-26 09:53:35 +000071int sandbox_fs_ls(const char *dirname)
72{
73 struct os_dirent_node *head, *node;
74 int ret;
75
76 ret = os_dirent_ls(dirname, &head);
77 if (ret)
78 return ret;
79
80 for (node = head; node; node = node->next) {
81 printf("%s %10lu %s\n", os_dirent_get_typename(node->type),
82 node->size, node->name);
83 }
84
85 return 0;
86}
87
88void sandbox_fs_close(void)
89{
90}
91
92int fs_read_sandbox(const char *filename, void *buf, int offset, int len)
93{
94 int len_read;
95
96 len_read = sandbox_fs_read_at(filename, offset, buf, len);
97 if (len_read == -1) {
98 printf("** Unable to read file %s **\n", filename);
99 return -1;
100 }
101
102 return len_read;
103}
Simon Glass7eb2c8d2013-04-20 08:42:51 +0000104
105int fs_write_sandbox(const char *filename, void *buf, int offset, int len)
106{
107 int len_written;
108
109 len_written = sandbox_fs_write_at(filename, offset, buf, len);
110 if (len_written == -1) {
111 printf("** Unable to write file %s **\n", filename);
112 return -1;
113 }
114
115 return len_written;
116}