1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
92 	while ((ch = getopt(argc, argv, "AadEfghklLmqsUF:")) != -1) {  in main()
174 				if (strcmp(fsp->fs_type, FSTAB_SW) != 0)  in main()
176 				if (strstr(fsp->fs_mntops, "noauto") != NULL)  in main()
179 				    strstr(fsp->fs_mntops, "late") &&  in main()
183 				    strstr(fsp->fs_mntops, "late") == NULL &&  in main()
186 				Eflag |= (strstr(fsp->fs_mntops, "trimonce") != NULL);  in main()
187 				swfile = swap_on_off(fsp->fs_spec, 1,  in main()
188 				    fsp->fs_mntops);  in main()
195 					printf("%s: %sing %s as swap device\n",  in main()
210 				printf("%s: %sing %s as swap device\n",  in main()
230 	/* Swap on vnode-backed md(4) device. */  in swap_on_off()
232 	    (fnmatch(_PATH_DEV MD_NAME "[0-9]*", name, 0) == 0 ||  in swap_on_off()
233 	     fnmatch(MD_NAME "[0-9]*", name, 0) == 0 ||  in swap_on_off()
245 	/* Swap on encrypted device by GEOM_ELI. */  in swap_on_off()
251 	/* Swap on special file. */  in swap_on_off()
256 /* Strip off .bde or .eli suffix from swap device name */
281 	/* Use built-in defaults for geli(8). */  in swap_on_geli_args()
286 	sflag = " -s ";  in swap_on_geli_args()
294 				aalgo = p + sizeof("aalgo=") - 1;  in swap_on_geli_args()
295 				aflag = " -a ";  in swap_on_geli_args()
297 				ealgo = p + sizeof("ealgo=") - 1;  in swap_on_geli_args()
298 				eflag = " -e ";  in swap_on_geli_args()
300 				keylen_str = p + sizeof("keylen=") - 1;  in swap_on_geli_args()
312 				lflag = " -l ";  in swap_on_geli_args()
314 				sectorsize_str = p + sizeof("sectorsize=") - 1;  in swap_on_geli_args()
334 				Tflag = " -T ";  in swap_on_geli_args()
355 	 * If we do not have a sector size at this point, fill in  in swap_on_geli_args()
356 	 * pagesize as sector size.  in swap_on_geli_args()
367 	(void)asprintf(&args, "%s%s%s%s%s%s%s%s%s -d",  in swap_on_geli_args()
430 	fd = -1;  in swap_on_off_md()
433 	name_len = strlen(name) - strlen(DOT_ELI);  in swap_on_off_md()
441 	if (strlen(dname) == (sizeof(MD_NAME) - 1))  in swap_on_off_md()
442 		mdunit = -1;  in swap_on_off_md()
461 		vnodefile = strdup(p + sizeof("file=") - 1);  in swap_on_off_md()
472 		if (mdunit == -1) {  in swap_on_off_md()
473 			error = run_cmd(&fd, "%s -l -n -f %s",  in swap_on_off_md()
484 			error = run_cmd(&fd, "%s -a -t vnode -n -f %s",  in swap_on_off_md()
520 			error = run_cmd(&fd, "%s -l -n -f %s -u %d",  in swap_on_off_md()
531 			error = run_cmd(NULL, "%s -a -t vnode -u %d -f %s",  in swap_on_off_md()
541 		if (mdunit == -1) {  in swap_on_off_md()
542 			error = run_cmd(&fd, "%s -l -n -f %s",  in swap_on_off_md()
584 			error = run_cmd(&fd, "%s -l -n -f %s -u %d",  in swap_on_off_md()
599 		/* Swap on encrypted device by GEOM_ELI. */  in swap_on_off_md()
602 		mdpath[sizeof(mdpath) - 1] = '\0';  in swap_on_off_md()
607 		mdpath[sizeof(mdpath) - 1] = '\0';  in swap_on_off_md()
613 			error = run_cmd(NULL, "%s -d -u %d",  in swap_on_off_md()
623 	if (fd != -1)  in swap_on_off_md()
639 	if (rv == -1) {  in run_cmd()
654 	/* The argv array ends up NULL-terminated here. */  in run_cmd()
668 		if (pipe(&pfd[0]) == -1) {  in run_cmd()
670 			return (-1);  in run_cmd()
683 		if (nfd == -1)  in run_cmd()
693 		_exit(-1);  in run_cmd()
694 	case -1:  in run_cmd()
715 	/* Find the device size. */  in swapon_trim()
727 	ioarg[1] = sz - BBSIZE;  in swapon_trim()
735 	 * Do not close the device until the swap pager has attempted to create  in swapon_trim()
736 	 * another consumer.  For GELI devices created with the 'detach -l'  in swapon_trim()
738 	 * - that is, to disappear.  This ordering ensures that the device will  in swapon_trim()
755 	if (error == -1) {  in swap_on_off_sfile()
783 	    fprintf(stderr, "[-F fstab] -aLq | [-E] file ...\n");  in usage()
786 	    fprintf(stderr, "[-F fstab] -afLq | file ...\n");  in usage()
789 	    fprintf(stderr, "[-AghklmsU] [-a file ... | -d file ...]\n");  in usage()
812 	size_t mibsize, size;  in swaplist()  local
826 		strlcpy(buf, "1GB-blocks", sizeof(buf));  in swaplist()
830 		blocksize = -1;  in swaplist()
836 		strlcpy(buf, "1kB-blocks", sizeof(buf));  in swaplist()
841 		strlcpy(buf, "1MB-blocks", sizeof(buf));  in swaplist()
846 		snprintf(buf, sizeof(buf), "%ld-blocks", blocksize);  in swaplist()
851 	if (sysctlnametomib("vm.swap_info", mib, &mibsize) == -1)  in swaplist()
855 		printf("%-13s %*s %*s\n",  in swaplist()
863 		size = sizeof xsw;  in swaplist()
864 		if (sysctl(mib, mibsize + 1, &xsw, &size, NULL, 0) == -1)  in swaplist()
876 			printf("/dev/%-8s %s ", devname(xsw.xsw_dev, S_IFCHR),  in swaplist()