6f7c735300
The NAND Flash environment consists of several distinct components: - NAND framework (drivers harness for NAND controllers and NAND chips) - NAND simulator (NANDsim) - NAND file system (NAND FS) - Companion tools and utilities - Documentation (manual pages) This work is still experimental. Please use with caution. Obtained from: Semihalf Supported by: FreeBSD Foundation, Juniper Networks
88 lines
2.4 KiB
C
88 lines
2.4 KiB
C
/*-
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* Copyright (c) 2012 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Semihalf under sponsorship
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* from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <limits.h>
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#include <sysexits.h>
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#include <fs/nandfs/nandfs_fs.h>
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#include <libnandfs.h>
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#include "nandfs.h"
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static void
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rmsnap_usage(void)
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{
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fprintf(stderr, "usage:\n");
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fprintf(stderr, "\trmsnap snap node\n");
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}
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int
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nandfs_rmsnap(int argc, char **argv)
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{
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struct nandfs fs;
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uint64_t cpno;
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int error;
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if (argc != 2) {
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rmsnap_usage();
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return (EX_USAGE);
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}
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cpno = strtoll(argv[0], (char **)NULL, 10);
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if (cpno == 0) {
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fprintf(stderr, "%s must be a number greater than 0\n",
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argv[0]);
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return (EX_USAGE);
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}
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nandfs_init(&fs, argv[1]);
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error = nandfs_open(&fs);
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if (error == -1) {
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fprintf(stderr, "nandfs_open: %s\n", nandfs_errmsg(&fs));
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goto out;
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}
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error = nandfs_delete_snap(&fs, cpno);
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if (error == -1)
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fprintf(stderr, "nandfs_delete_snap: %s\n", nandfs_errmsg(&fs));
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out:
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nandfs_close(&fs);
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nandfs_destroy(&fs);
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return (error);
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}
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