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author | Alexander Motin <mav@FreeBSD.org> | 2019-08-01 21:44:07 +0000 |
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committer | Alexander Motin <mav@FreeBSD.org> | 2019-08-01 21:44:07 +0000 |
commit | a7bf63be698c377070e5e7cc6e9315b958811529 (patch) | |
tree | ece6ac2023e87b503cb4f40da03af5eee115894d /sbin/nvmecontrol/nsid.c | |
parent | 57a44fcd34525d8bc73ab8511bddac7dfd9029e8 (diff) | |
download | src-a7bf63be698c377070e5e7cc6e9315b958811529.tar.gz src-a7bf63be698c377070e5e7cc6e9315b958811529.zip |
Notes
Diffstat (limited to 'sbin/nvmecontrol/nsid.c')
-rw-r--r-- | sbin/nvmecontrol/nsid.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/sbin/nvmecontrol/nsid.c b/sbin/nvmecontrol/nsid.c new file mode 100644 index 000000000000..c968b8d2ac4b --- /dev/null +++ b/sbin/nvmecontrol/nsid.c @@ -0,0 +1,80 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (C) 2019 Alexander Motin <mav@FreeBSD.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +#include "nvmecontrol.h" +#include "comnd.h" + +/* Tables for command line parsing */ + +static cmd_fn_t nsid; + +static struct nsid_options { + const char *dev; +} nsid_opt = { + .dev = NULL, +}; + +static const struct args nsid_args[] = { + { arg_string, &nsid_opt.dev, "namespace-id" }, + { arg_none, NULL, NULL }, +}; + +static struct cmd nsid_cmd = { + .name = "nsid", + .fn = nsid, + .descr = "Get controller and NSID for namespace", + .ctx_size = sizeof(nsid_opt), + .opts = NULL, + .args = nsid_args, +}; + +CMD_COMMAND(nsid_cmd); + +static void +nsid(const struct cmd *f, int argc, char *argv[]) +{ + char *path; + int fd; + uint32_t nsid; + + arg_parse(argc, argv, f); + + open_dev(nsid_opt.dev, &fd, 1, 1); + get_nsid(fd, &path, &nsid); + close(fd); + printf("%s\t%u\n", path, nsid); + free(path); +} |