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:s: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 's': 107 /* XXX 0x7fffffffffffffff isn't limitation of HAMMER2 */ 108 opt.FileSystemSize = getsize(optarg, 109 HAMMER2_FREEMAP_LEVEL1_SIZE, 110 0x7fffffffffffffff, 2); 111 break; 112 case 'd': 113 opt.DebugOpt = 1; 114 break; 115 default: 116 usage(); 117 break; 118 } 119 } 120 121 ac -= optind; 122 av += optind; 123 124 if (ac == 0) 125 errx(1, "You must specify at least one disk device"); 126 if (ac > HAMMER2_MAX_VOLUMES) 127 errx(1, "The maximum number of volumes is %d", 128 HAMMER2_MAX_VOLUMES); 129 130 /* 131 * Check default label type. 132 */ 133 if (!label_specified) { 134 char c = av[0][strlen(av[0]) - 1]; 135 if (c == 'a') 136 opt.DefaultLabelType = HAMMER2_LABEL_BOOT; 137 else if (c == 'd') 138 opt.DefaultLabelType = HAMMER2_LABEL_ROOT; 139 else 140 opt.DefaultLabelType = HAMMER2_LABEL_DATA; 141 } 142 143 /* 144 * Create Hammer2 filesystem. 145 */ 146 hammer2_mkfs(ac, av, &opt); 147 148 /* 149 * Cleanup option structure. 150 */ 151 hammer2_mkfs_cleanup(&opt); 152 153 return(0); 154 } 155 156 static 157 void 158 usage(void) 159 { 160 fprintf(stderr, 161 "usage: newfs_hammer2 [-b bootsize] [-r auxsize] " 162 "[-V version] [-L label ...] [-s size] special ...\n" 163 ); 164 exit(1); 165 } 166