1235537Sgber/*- 2235537Sgber * Copyright (c) 2012 The FreeBSD Foundation 3235537Sgber * All rights reserved. 4235537Sgber * 5235537Sgber * This software was developed by Semihalf under sponsorship 6235537Sgber * from the FreeBSD Foundation. 7235537Sgber * 8235537Sgber * Redistribution and use in source and binary forms, with or without 9235537Sgber * modification, are permitted provided that the following conditions 10235537Sgber * are met: 11235537Sgber * 12235537Sgber * 1. Redistributions of source code must retain the above copyright 13235537Sgber * notice, this list of conditions and the following disclaimer. 14235537Sgber * 2. Redistributions in binary form must reproduce the above copyright 15235537Sgber * notice, this list of conditions and the following disclaimer in the 16235537Sgber * documentation and/or other materials provided with the distribution. 17235537Sgber * 18235537Sgber * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19235537Sgber * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20235537Sgber * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21235537Sgber * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22235537Sgber * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23235537Sgber * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24235537Sgber * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25235537Sgber * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26235537Sgber * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27235537Sgber * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28235537Sgber * SUCH DAMAGE. 29235537Sgber */ 30235537Sgber 31235537Sgber#include <sys/cdefs.h> 32235537Sgber__FBSDID("$FreeBSD$"); 33235537Sgber#include <sys/types.h> 34235537Sgber 35235537Sgber#include <stdio.h> 36235537Sgber#include <stdlib.h> 37235537Sgber#include <limits.h> 38235537Sgber#include <sysexits.h> 39235537Sgber 40235537Sgber#include <fs/nandfs/nandfs_fs.h> 41235537Sgber#include <libnandfs.h> 42235537Sgber 43235537Sgber#include "nandfs.h" 44235537Sgber 45235537Sgberstatic void 46235537Sgberrmsnap_usage(void) 47235537Sgber{ 48235537Sgber 49235537Sgber fprintf(stderr, "usage:\n"); 50235537Sgber fprintf(stderr, "\trmsnap snap node\n"); 51235537Sgber} 52235537Sgber 53235537Sgberint 54235537Sgbernandfs_rmsnap(int argc, char **argv) 55235537Sgber{ 56235537Sgber struct nandfs fs; 57235537Sgber uint64_t cpno; 58235537Sgber int error; 59235537Sgber 60235537Sgber if (argc != 2) { 61235537Sgber rmsnap_usage(); 62235537Sgber return (EX_USAGE); 63235537Sgber } 64235537Sgber 65235537Sgber cpno = strtoll(argv[0], (char **)NULL, 10); 66235537Sgber if (cpno == 0) { 67235537Sgber fprintf(stderr, "%s must be a number greater than 0\n", 68235537Sgber argv[0]); 69235537Sgber return (EX_USAGE); 70235537Sgber } 71235537Sgber 72235537Sgber nandfs_init(&fs, argv[1]); 73235537Sgber error = nandfs_open(&fs); 74235537Sgber if (error == -1) { 75235537Sgber fprintf(stderr, "nandfs_open: %s\n", nandfs_errmsg(&fs)); 76235537Sgber goto out; 77235537Sgber } 78235537Sgber 79235537Sgber error = nandfs_delete_snap(&fs, cpno); 80235537Sgber if (error == -1) 81235537Sgber fprintf(stderr, "nandfs_delete_snap: %s\n", nandfs_errmsg(&fs)); 82235537Sgber 83235537Sgberout: 84235537Sgber nandfs_close(&fs); 85235537Sgber nandfs_destroy(&fs); 86235537Sgber return (error); 87235537Sgber} 88