2 * Copyright (c) 2000-2001 Silicon Graphics, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it would 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.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 /*---------------------------------------------------------------------------
27 Test program used to test the DMAPI function dm_probe_hole(). The
30 probe_hole [-o offset] [-l length] [-s sid] pathname
32 where pathname is the name of a file, offset is the offset of the start of
33 the proposed punch, and length is the length of the punch. sid is the
34 session ID whose events you you are interested in.
36 ----------------------------------------------------------------------------*/
39 extern char *sys_errlist[];
47 #define METHOD_DMAPI_PROBE 0
48 #define METHOD_DMAPI_PUNCH 1
49 #define METHOD_XFSCTL 2
51 char *methodmap[] = {"DMAPI probe hole",
53 "Punch hole with xfsctl(XFS_IOC_FREESP64)"};
58 fprintf(stderr, "usage:\t%s [-x|-p] [-o offset] [-l length] "
59 "[-s sid] pathname\n", Progname);
72 if ((fd = open(path, O_RDWR|O_CREAT)) < 0) {
78 flock.l_start = offset;
81 if (xfsctl(path, fd, XFS_IOC_FREESP64, &flock)) {
82 fprintf(stderr, "can't XFS_IOC_FREESP64 %s: %s\n",
83 path, strerror(errno));
98 dm_sessid_t sid = DM_NO_SESSION;
99 char *pathname = NULL;
101 dm_size_t length = 0;
109 int method = METHOD_DMAPI_PROBE;
111 Progname = strrchr(argv[0], '/');
118 /* Crack and validate the command line options. */
120 while ((opt = getopt(argc, argv, "o:l:s:xp")) != EOF) {
123 offset = strtoll(optarg, &p, 10);
124 if (p && (*p == 'k' || *p == 'K'))
128 length = strtoll(optarg, &p, 10);
129 if (p && (*p == 'k' || *p == 'K'))
136 method = METHOD_XFSCTL;
139 method = METHOD_DMAPI_PUNCH;
145 if (optind + 1 != argc)
147 pathname = argv[optind];
152 printf("Running %s on %s with settings:\n", methodmap[method], pathname);
153 printf(" offset = '%lld', length = '%lld', sid = '%lld'\n",
154 (long long) offset, (unsigned long long) length, (long long) sid);
156 if (method == METHOD_XFSCTL)
157 return xfsctl_punch_hole(pathname, offset, length);
159 if (dm_init_service(&name) == -1) {
160 fprintf(stderr, "Can't initialize the DMAPI\n");
163 if (sid == DM_NO_SESSION)
164 find_test_session(&sid);
166 /* Get the file's handle. */
168 if (dm_path_to_handle(pathname, &hanp, &hlen)) {
169 fprintf(stderr, "can't get handle for file %s\n", pathname);
174 case METHOD_DMAPI_PROBE:
175 if (dm_probe_hole(sid, hanp, hlen, DM_NO_TOKEN, offset, length,
177 fprintf(stderr, "dm_probe_hole failed, %s\n",
181 fprintf(stdout, "roffp is %lld, rlenp is %llu\n",
182 (long long) roffp, (unsigned long long) rlenp);
184 case METHOD_DMAPI_PUNCH:
185 if (dm_punch_hole(sid, hanp, hlen, DM_NO_TOKEN, offset, length)) {
186 fprintf(stderr, "dm_punch_hole failed, %s\n",
192 dm_handle_free(hanp, hlen);