1 /* 2 * Copyright (c) 2011-2015 The DragonFly Project. All rights reserved. 3 * 4 * This code is derived from software contributed to The DragonFly Project 5 * by Matthew Dillon <dillon@dragonflybsd.org> 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 3. Neither the name of The DragonFly Project nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific, prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 #include <sys/types.h> 36 #include <sys/param.h> 37 38 #include <stdio.h> 39 #include <stdlib.h> 40 #include <stddef.h> 41 #include <unistd.h> 42 #include <string.h> 43 #include <err.h> 44 45 #include "mkfs_hammer2.h" 46 47 static void usage(void); 48 49 int 50 main(int ac, char **av) 51 { 52 hammer2_mkfs_options_t opt; 53 int ch; 54 int label_specified = 0; 55 56 /* 57 * Initialize option structure. 58 */ 59 hammer2_mkfs_init(&opt); 60 61 /* 62 * Parse arguments. 63 */ 64 while ((ch = getopt(ac, av, "L:b:r:V:d")) != -1) { 65 switch(ch) { 66 case 'b': 67 opt.BootAreaSize = getsize(optarg, 68 HAMMER2_NEWFS_ALIGN, 69 HAMMER2_BOOT_MAX_BYTES, 2); 70 break; 71 case 'r': 72 opt.AuxAreaSize = getsize(optarg, 73 HAMMER2_NEWFS_ALIGN, 74 HAMMER2_AUX_MAX_BYTES, 2); 75 break; 76 case 'V': 77 opt.Hammer2Version = strtol(optarg, NULL, 0); 78 if (opt.Hammer2Version < HAMMER2_VOL_VERSION_MIN || 79 opt.Hammer2Version >= HAMMER2_VOL_VERSION_WIP) { 80 errx(1, "I don't understand how to format " 81 "HAMMER2 version %d", 82 opt.Hammer2Version); 83 } 84 break; 85 case 'L': 86 label_specified = 1; 87 if (strcasecmp(optarg, "none") == 0) { 88 break; 89 } 90 if (opt.NLabels >= MAXLABELS) { 91 errx(1, "Limit of %d local labels", 92 MAXLABELS - 1); 93 } 94 if (strlen(optarg) == 0) { 95 errx(1, "Volume label '%s' cannot be 0-length", 96 optarg); 97 } 98 if (strlen(optarg) >= HAMMER2_INODE_MAXNAME) { 99 errx(1, "Volume label '%s' is too long " 100 "(%d chars max)", 101 optarg, 102 HAMMER2_INODE_MAXNAME - 1); 103 } 104 opt.Label[opt.NLabels++] = strdup(optarg); 105 break; 106 case 'd': 107 opt.DebugOpt = 1; 108 break; 109 default: 110 usage(); 111 break; 112 } 113 } 114 115 ac -= optind; 116 av += optind; 117 118 if (ac == 0) 119 errx(1, "You must specify at least one disk device"); 120 if (ac > HAMMER2_MAX_VOLUMES) 121 errx(1, "The maximum number of volumes is %d", 122 HAMMER2_MAX_VOLUMES); 123 124 /* 125 * Check default label type. 126 */ 127 if (!label_specified) { 128 char c = av[0][strlen(av[0]) - 1]; 129 if (c == 'a') 130 opt.DefaultLabelType = HAMMER2_LABEL_BOOT; 131 else if (c == 'd') 132 opt.DefaultLabelType = HAMMER2_LABEL_ROOT; 133 else 134 opt.DefaultLabelType = HAMMER2_LABEL_DATA; 135 } 136 137 /* 138 * Create Hammer2 filesystem. 139 */ 140 hammer2_mkfs(ac, av, &opt); 141 142 /* 143 * Cleanup option structure. 144 */ 145 hammer2_mkfs_cleanup(&opt); 146 147 return(0); 148 } 149 150 static 151 void 152 usage(void) 153 { 154 fprintf(stderr, 155 "usage: newfs_hammer2 [-b bootsize] [-r auxsize] " 156 "[-V version] [-L label ...] special ...\n" 157 ); 158 exit(1); 159 } 160