1 /* 2 * Copyright (C) 1994, 2001 by Joerg Wunsch, Dresden 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 20 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 21 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 22 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 24 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 25 * DAMAGE. 26 */ 27 28 #ifndef lint 29 static const char rcsid[] = 30 "$FreeBSD$"; 31 #endif /* not lint */ 32 33 #include <sys/fdcio.h> 34 #include <sys/file.h> 35 36 #include <err.h> 37 #include <stdio.h> 38 #include <stdlib.h> 39 #include <string.h> 40 #include <sysexits.h> 41 #include <unistd.h> 42 43 #include "fdutil.h" 44 45 46 static int debug = -1, format, verbose, show = 1, showfmt; 47 static char *fmtstring; 48 49 static void showdev(enum fd_drivetype, const char *); 50 static void usage(void); 51 52 static void 53 usage(void) 54 { 55 errx(EX_USAGE, 56 "usage: fdcontrol [-F] [-d dbg] [-f fmt] [-s fmtstr] [-v] device"); 57 } 58 59 void 60 showdev(enum fd_drivetype type, const char *fname) 61 { 62 const char *name, *descr; 63 64 getname(type, &name, &descr); 65 if (verbose) 66 printf("%s: %s drive (%s)\n", fname, name, descr); 67 else 68 printf("%s\n", name); 69 } 70 71 int 72 main(int argc, char **argv) 73 { 74 enum fd_drivetype type; 75 struct fd_type ft, newft, *fdtp; 76 const char *name, *descr; 77 int fd, i, mode; 78 79 while((i = getopt(argc, argv, "d:Ff:s:v")) != -1) 80 switch(i) { 81 case 'd': 82 if (strcmp(optarg, "0") == 0) 83 debug = 0; 84 else if (strcmp(optarg, "1") == 0) 85 debug = 1; 86 else 87 usage(); 88 show = 0; 89 break; 90 91 case 'F': 92 showfmt = 1; 93 show = 0; 94 break; 95 96 case 'f': 97 if (getnum(optarg, &format)) { 98 fprintf(stderr, 99 "Bad argument %s to -f option; must be numeric\n", 100 optarg); 101 usage(); 102 } 103 show = 0; 104 break; 105 106 case 's': 107 fmtstring = optarg; 108 show = 0; 109 break; 110 111 case 'v': 112 verbose++; 113 break; 114 115 default: 116 usage(); 117 } 118 119 argc -= optind; 120 argv += optind; 121 122 if(argc != 1) 123 usage(); 124 125 if (show || showfmt) 126 mode = O_RDONLY | O_NONBLOCK; 127 else 128 mode = O_RDWR; 129 130 if((fd = open(argv[0], mode)) < 0) 131 err(EX_UNAVAILABLE, "open(%s)", argv[0]); 132 133 if (ioctl(fd, FD_GDTYPE, &type) == -1) 134 err(EX_OSERR, "ioctl(FD_GDTYPE)"); 135 if (ioctl(fd, FD_GTYPE, &ft) == -1) 136 err(EX_OSERR, "ioctl(FD_GTYPE)"); 137 138 if (show) { 139 showdev(type, argv[0]); 140 return (0); 141 } 142 143 if (format) { 144 getname(type, &name, &descr); 145 fdtp = get_fmt(format, type); 146 if (fdtp == 0) 147 errx(EX_USAGE, 148 "unknown format %d KB for drive type %s", 149 format, name); 150 ft = *fdtp; 151 } 152 153 if (fmtstring) { 154 parse_fmt(fmtstring, type, ft, &newft); 155 ft = newft; 156 } 157 158 if (showfmt) { 159 if (verbose) 160 printf("%s: %d KB media type, fmt = ", 161 argv[0], ft.size / 2); 162 print_fmt(ft); 163 return (0); 164 } 165 166 if (format || fmtstring) { 167 if (ioctl(fd, FD_STYPE, &ft) == -1) 168 err(EX_OSERR, "ioctl(FD_STYPE)"); 169 return (0); 170 } 171 172 if (debug != -1) { 173 if (ioctl(fd, FD_DEBUG, &debug) == -1) 174 err(EX_OSERR, "ioctl(FD_DEBUG)"); 175 return (0); 176 } 177 178 return 0; 179 } 180