2 * Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
3 * 2005-2007 Takahiro Hirofuchi
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.
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.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "usbip_common.h"
25 #include "sysfs_utils.h"
27 int modify_match_busid(char *busid, int add)
29 char attr_name[] = "match_busid";
30 char command[SYSFS_BUS_ID_SIZE + 4];
31 char match_busid_attr_path[SYSFS_PATH_MAX];
34 snprintf(match_busid_attr_path, sizeof(match_busid_attr_path),
35 "%s/%s/%s/%s/%s/%s", SYSFS_MNT_PATH, SYSFS_BUS_NAME,
36 SYSFS_BUS_TYPE, SYSFS_DRIVERS_NAME, USBIP_HOST_DRV_NAME,
40 snprintf(command, SYSFS_BUS_ID_SIZE + 4, "add %s", busid);
42 snprintf(command, SYSFS_BUS_ID_SIZE + 4, "del %s", busid);
44 rc = write_sysfs_attribute(match_busid_attr_path, command,
47 dbg("failed to write match_busid: %s", strerror(errno));