1 /* $NetBSD: wsfontload.c,v 1.14 2009/04/19 02:25:48 lukem Exp $ */ 2 3 /* 4 * Copyright (c) 1999 5 * Matthias Drochner. All rights reserved. 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 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 */ 28 29 #include <stdio.h> 30 #include <fcntl.h> 31 #include <stdlib.h> 32 #include <string.h> 33 #include <unistd.h> 34 #include <sys/types.h> 35 #include <sys/ioctl.h> 36 #include <err.h> 37 #include <malloc.h> 38 39 #include <dev/wscons/wsconsio.h> 40 41 #define DEFDEV "/dev/wsfont" 42 #define DEFWIDTH 8 43 #define DEFHEIGHT 16 44 #define DEFENC WSDISPLAY_FONTENC_ISO 45 #define DEFBITORDER WSDISPLAY_FONTORDER_L2R 46 #define DEFBYTEORDER WSDISPLAY_FONTORDER_L2R 47 48 static void usage(void); 49 static int getencoding(char *); 50 static const char *rgetencoding(int); 51 static const char *rgetfontorder(int); 52 53 static struct { 54 const char *name; 55 int val; 56 } fontorders[] = { 57 { "known", WSDISPLAY_FONTORDER_KNOWN}, 58 { "l2r", WSDISPLAY_FONTORDER_L2R}, 59 { "r2l", WSDISPLAY_FONTORDER_R2L}, 60 }; 61 62 static struct { 63 const char *name; 64 int val; 65 } encodings[] = { 66 {"iso", WSDISPLAY_FONTENC_ISO}, 67 {"ibm", WSDISPLAY_FONTENC_IBM}, 68 {"pcvt", WSDISPLAY_FONTENC_PCVT}, 69 {"iso7", WSDISPLAY_FONTENC_ISO7}, 70 {"iso2", WSDISPLAY_FONTENC_ISO2}, 71 }; 72 73 static void 74 usage(void) 75 { 76 77 (void)fprintf(stderr, 78 "usage: %s [-f wsdev] [-w width] [-h height] [-e encoding]" 79 " [-N name] [-b] [-B] [fontfile]\n", 80 getprogname()); 81 exit(1); 82 } 83 84 /* 85 * map given fontorder to its string representation 86 */ 87 static const char * 88 rgetfontorder(int fontorder) 89 { 90 size_t i; 91 92 for (i = 0; i < sizeof(fontorders) / sizeof(fontorders[0]); i++) 93 if (fontorders[i].val == fontorder) 94 return (fontorders[i].name); 95 96 return "unknown"; 97 } 98 99 /* 100 * map given encoding to its string representation 101 */ 102 static const char * 103 rgetencoding(int enc) 104 { 105 size_t i; 106 107 for (i = 0; i < sizeof(encodings) / sizeof(encodings[0]); i++) 108 if (encodings[i].val == enc) 109 return (encodings[i].name); 110 111 return "unknown"; 112 } 113 114 /* 115 * map given encoding string to integer value 116 */ 117 static int 118 getencoding(char *name) 119 { 120 size_t i; 121 int j; 122 123 for (i = 0; i < sizeof(encodings) / sizeof(encodings[0]); i++) 124 if (!strcmp(name, encodings[i].name)) 125 return (encodings[i].val); 126 127 if (sscanf(name, "%d", &j) != 1) 128 errx(1, "invalid encoding"); 129 return (j); 130 } 131 132 int 133 main(int argc, char **argv) 134 { 135 const char *wsdev; 136 struct wsdisplay_font f; 137 int c, res, wsfd, ffd, verbose = 0; 138 size_t len; 139 void *buf; 140 141 wsdev = DEFDEV; 142 f.fontwidth = DEFWIDTH; 143 f.fontheight = DEFHEIGHT; 144 f.firstchar = 0; 145 f.numchars = 256; 146 f.stride = 0; 147 f.encoding = DEFENC; 148 f.name = 0; 149 f.bitorder = DEFBITORDER; 150 f.byteorder = DEFBYTEORDER; 151 152 while ((c = getopt(argc, argv, "f:w:h:e:N:bBv")) != -1) { 153 switch (c) { 154 case 'f': 155 wsdev = optarg; 156 break; 157 case 'w': 158 if (sscanf(optarg, "%d", &f.fontwidth) != 1) 159 errx(1, "invalid font width"); 160 break; 161 case 'h': 162 if (sscanf(optarg, "%d", &f.fontheight) != 1) 163 errx(1, "invalid font height"); 164 break; 165 case 'e': 166 f.encoding = getencoding(optarg); 167 break; 168 case 'N': 169 f.name = optarg; 170 break; 171 case 'b': 172 f.bitorder = WSDISPLAY_FONTORDER_R2L; 173 break; 174 case 'B': 175 f.byteorder = WSDISPLAY_FONTORDER_R2L; 176 break; 177 case 'v': 178 verbose = 1; 179 break; 180 case '?': 181 default: 182 usage(); 183 break; 184 } 185 } 186 argc -= optind; 187 argv += optind; 188 189 if (argc > 1) 190 usage(); 191 192 wsfd = open(wsdev, O_RDWR, 0); 193 if (wsfd < 0) 194 err(2, "open ws-device %s", wsdev); 195 196 if (argc > 0) { 197 ffd = open(argv[0], O_RDONLY, 0); 198 if (ffd < 0) 199 err(4, "open font %s", argv[0]); 200 if (!f.name) 201 f.name = argv[0]; 202 } else 203 ffd = 0; 204 205 if (!f.stride) 206 f.stride = (f.fontwidth + 7) / 8; 207 len = f.fontheight * f.numchars * f.stride; 208 if (!len) 209 errx(1, "invalid font size"); 210 211 buf = malloc(len); 212 if (!buf) 213 errx(1, "malloc"); 214 res = read(ffd, buf, len); 215 if (res < 0) 216 err(4, "read font"); 217 if ((size_t)res != len) 218 errx(4, "short read"); 219 220 f.data = buf; 221 222 if (verbose) { 223 printf("name: %s\n", f.name); 224 printf("firstchar: %d\n", f.firstchar); 225 printf("numchars: %d\n", f.numchars); 226 printf("encoding: %s (%d)\n", 227 rgetencoding(f.encoding), f.encoding); 228 printf("fontwidth: %d\n", f.fontwidth); 229 printf("fontheight: %d\n", f.fontheight); 230 printf("stride: %d\n", f.stride); 231 printf("bitorder: %s (%d)\n", 232 rgetfontorder(f.bitorder), f.bitorder); 233 printf("byteorder: %s (%d)\n", 234 rgetfontorder(f.byteorder), f.byteorder); 235 } 236 237 res = ioctl(wsfd, WSDISPLAYIO_LDFONT, &f); 238 if (res < 0) 239 err(3, "WSDISPLAYIO_LDFONT"); 240 241 return (0); 242 } 243