2 * Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of version 2 of the GNU General Public License as
6 * published by the Free Software Foundation.
8 * This program is distributed in the hope that it would be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12 * Further, this software is distributed without any warranty that it is
13 * free of the rightful claim of any third person regarding infringement
14 * or the like. Any license provided herein, whether implied or
15 * otherwise, applies only to this software file. Patent licenses, if
16 * any, provided herein do not apply to combinations of this program with
17 * other software, or any other product whatsoever.
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write the Free Software Foundation, Inc., 59
21 * Temple Place - Suite 330, Boston MA 02111-1307, USA.
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28 * For further information regarding this notice, see:
30 * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
38 #include <sys/types.h>
42 /*---------------------------------------------------------------------------
44 Test program used to test the DMAPI function dm_write_invis(). The
47 write_invis [-c char] [-o offset] [-l length] [-s sid] \
48 [-S storefile] {pathname|handle}
51 'char' is the character to use as a repeated pattern ('X' is the default),
52 'offset' is the offset of the start of the write (0 is the default),
53 'length' is the length of the write in bytes (1 is the default),
54 'sid' is the session ID whose events you you are interested in.
55 'pathname' is the name of the file to be written.
57 DM_WRITE_SYNC is is not supported.
59 ----------------------------------------------------------------------------*/
62 extern char *sys_errlist[];
74 fprintf(stderr, "usage:\t%s [-c char] [-o offset] [-l length] "
75 "[-s sid] [-S storefile] {pathname|handle}\n", Progname);
85 dm_sessid_t sid = DM_NO_SESSION;
96 char *storefile = NULL;
100 if (Progname = strrchr(argv[0], '/')) {
106 /* Crack and validate the command line options. */
108 while ((opt = getopt(argc, argv, "c:o:l:s:S:")) != EOF) {
114 sscanf(optarg, "%lld", &offset);
117 sscanf(optarg, "%llu", &length);
129 if (optind + 1 != argc)
131 object = argv[optind];
133 if (dm_init_service(&name) == -1) {
134 fprintf(stderr, "Can't initialize the DMAPI\n");
137 if (sid == DM_NO_SESSION)
138 find_test_session(&sid);
140 /* Get the file's handle. */
142 if (opaque_to_handle(object, &hanp, &hlen)) {
143 fprintf(stderr, "can't get handle for %s\n", object);
148 /* In case it is a realtime file, align the buffer on a
149 sufficiently big boundary.
151 if ((bufp = memalign(4096, length)) == NULL) {
152 fprintf(stderr, "malloc of %llu bytes failed\n", length);
155 memset(bufp, ch, length);
162 if ((storefd = open(storefile, O_RDONLY)) == -1) {
163 fprintf(stderr, "unable to open store file for read (%s), errno = %d\n", storefile, errno);
168 sret = read(storefd, bufp, len);
170 fprintf(stderr, "unable to read store file (%s), errno = %d\n", storefile, errno);
173 else if (sret != length) {
174 fprintf(stderr, "read(%s) returned %lld, expected %lld\n",
175 storefile, (long long)sret, (long long)length);
181 rc = dm_write_invis(sid, hanp, hlen, DM_NO_TOKEN, 0, offset, length, bufp);
184 fprintf(stderr, "dm_write_invis failed, %s\n", strerror(errno));
186 } else if (rc != length) {
187 fprintf(stderr, "dm_write_invis expected to write %lld bytes, actually "
188 "wrote %lld\n", length, rc);
191 dm_handle_free(hanp, hlen);