4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
30 * Copyright (c) 2014, Intel Corporation.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
39 #include <sys/types.h>
43 #include <libcfs/libcfs.h>
44 #include <lustre_ioctl.h>
46 int main(int argc, char **argv)
48 struct obd_ioctl_data data = { 0 };
49 char rawbuf[8192], parent[4096], *buf = rawbuf, *base, *t;
50 int max = sizeof(rawbuf), fd, offset, rc;
53 printf("usage: %s filename\n", argv[0]);
58 t = strrchr(base, '/');
63 strncpy(parent, base, t - base);
64 offset = t - base - 1;
67 fd = open(parent, O_RDONLY);
69 printf("open(%s) error: %s\n", parent, strerror(errno));
73 data.ioc_version = OBD_IOCTL_VERSION;
74 data.ioc_len = sizeof(data);
76 data.ioc_inlbuf1 = base + offset + 2;
78 data.ioc_inlbuf1 = base;
79 data.ioc_inllen1 = strlen(data.ioc_inlbuf1) + 1;
81 if (obd_ioctl_pack(&data, &buf, max)) {
82 printf("ioctl_pack failed.\n");
86 rc = ioctl(fd, IOC_MDC_LOOKUP, buf);
88 printf("ioctl(%s/%s) error: %s\n", parent,
89 data.ioc_inlbuf1, strerror(errno));