1 /* $OpenBSD: wsfontload.c,v 1.21 2019/06/28 13:32:51 deraadt Exp $ */ 2 /* $NetBSD: wsfontload.c,v 1.2 2000/01/05 18:46:43 ad Exp $ */ 3 4 /* 5 * Copyright (c) 1999 6 * Matthias Drochner. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 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 the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 */ 29 30 #include <sys/ioctl.h> 31 #include <sys/stat.h> 32 #include <sys/time.h> 33 #include <sys/types.h> 34 35 #include <err.h> 36 #include <fcntl.h> 37 #include <limits.h> 38 #include <stdio.h> 39 #include <stdlib.h> 40 #include <string.h> 41 #include <unistd.h> 42 43 #include <dev/wscons/wsconsio.h> 44 45 #define DEFDEV "/dev/ttyCcfg" 46 #define DEFENC WSDISPLAY_FONTENC_ISO 47 #define DEFBITORDER WSDISPLAY_FONTORDER_L2R 48 #define DEFBYTEORDER WSDISPLAY_FONTORDER_L2R 49 50 int main(int, char**); 51 static void usage(void); 52 static int getencoding(char *); 53 54 static void 55 usage(void) 56 { 57 extern char *__progname; 58 59 (void)fprintf(stderr, 60 "usage: %s [-Bbl] [-e encoding] [-f file] [-h height] [-N name]\n" 61 " %*s [-w width] [fontfile]\n", 62 __progname, (int)strlen(__progname), ""); 63 exit(1); 64 } 65 66 static const struct { 67 const char *name; 68 int val; 69 } encodings[] = { 70 {"iso", WSDISPLAY_FONTENC_ISO}, 71 {"ibm", WSDISPLAY_FONTENC_IBM}, 72 }; 73 74 int 75 main(int argc, char *argv[]) 76 { 77 char *wsdev, *infile, *p; 78 struct wsdisplay_font f; 79 int c, res, wsfd, ffd, type, list, i; 80 int defwidth, defheight; 81 struct stat stat; 82 size_t len; 83 void *buf; 84 const char *errstr; 85 86 wsdev = DEFDEV; 87 memset(&f, 0, sizeof f); 88 f.firstchar = f.numchars = -1; 89 f.encoding = -1; 90 91 list = 0; 92 while ((c = getopt(argc, argv, "bB:e:f:h:lN:w:")) != -1) { 93 switch (c) { 94 case 'f': 95 wsdev = optarg; 96 break; 97 case 'w': 98 f.fontwidth = strtonum(optarg, 1, INT_MAX, &errstr); 99 if (errstr) 100 errx(1, "font width is %s: %s", errstr, optarg); 101 break; 102 case 'h': 103 f.fontheight = strtonum(optarg, 1, INT_MAX, &errstr); 104 if (errstr) 105 errx(1, "font height is %s: %s", 106 errstr, optarg); 107 break; 108 case 'e': 109 f.encoding = getencoding(optarg); 110 break; 111 case 'l': 112 list = 1; 113 break; 114 case 'N': 115 strlcpy(f.name, optarg, WSFONT_NAME_SIZE); 116 break; 117 case 'b': 118 f.bitorder = WSDISPLAY_FONTORDER_R2L; 119 break; 120 case 'B': 121 f.byteorder = WSDISPLAY_FONTORDER_R2L; 122 break; 123 case '?': 124 default: 125 usage(); 126 break; 127 } 128 } 129 argc -= optind; 130 argv += optind; 131 132 if (list && argc) 133 usage(); 134 135 if (argc > 1) 136 usage(); 137 138 wsfd = open(wsdev, O_RDWR, 0); 139 if (wsfd == -1) 140 err(2, "open %s", wsdev); 141 142 if (list) { 143 i = 0; 144 p = " # Name Encoding W H"; 145 do { 146 f.index = i; 147 res = ioctl(wsfd, WSDISPLAYIO_LSFONT, &f); 148 if (res == 0) { 149 if (f.name[0]) { 150 if (p) { 151 puts(p); 152 p = NULL; 153 } 154 printf("%2d %-32s %8s %2d %2d\n", 155 f.index, f.name, 156 encodings[f.encoding].name, 157 f.fontwidth, f.fontheight); 158 } 159 } 160 i++; 161 } while(res == 0); 162 163 close(wsfd); 164 return (0); 165 } 166 167 if (argc > 0) { 168 infile = argv[0]; 169 ffd = open(infile, O_RDONLY, 0); 170 if (ffd == -1) 171 err(4, "open %s", infile); 172 if (!*f.name) 173 strlcpy(f.name, infile, WSFONT_NAME_SIZE); 174 } else { 175 infile = "stdin"; 176 ffd = STDIN_FILENO; 177 } 178 179 res = ioctl(wsfd, WSDISPLAYIO_GTYPE, &type); 180 if (res != 0) 181 type = WSDISPLAY_TYPE_UNKNOWN; 182 183 switch (type) { 184 /* text-mode VGA */ 185 case WSDISPLAY_TYPE_ISAVGA: 186 case WSDISPLAY_TYPE_PCIVGA: 187 defwidth = 8; 188 defheight = 16; 189 break; 190 /* raster frame buffers */ 191 default: 192 /* XXX ought to be computed from the frame buffer resolution */ 193 defwidth = 12; 194 defheight = 22; 195 break; 196 } 197 198 f.index = -1; 199 if (f.fontwidth == 0) 200 f.fontwidth = defwidth; 201 if (f.fontheight == 0) 202 f.fontheight = defheight; 203 if (f.stride == 0) 204 f.stride = (f.fontwidth + 7) / 8; 205 if (f.encoding < 0) 206 f.encoding = DEFENC; 207 if (f.bitorder == 0) 208 f.bitorder = DEFBITORDER; 209 if (f.byteorder == 0) 210 f.byteorder = DEFBYTEORDER; 211 212 if (f.firstchar < 0) 213 f.firstchar = 0; 214 215 if (f.numchars < 0) { 216 f.numchars = 256; 217 if (argc > 0) { 218 if (fstat(ffd, &stat) == 0) 219 f.numchars = stat.st_size / 220 f.stride / f.fontheight; 221 } 222 } 223 224 len = f.fontheight * f.numchars * f.stride; 225 if (!len) 226 errx(1, "invalid font size"); 227 228 buf = malloc(len); 229 if (!buf) 230 errx(1, "malloc"); 231 res = read(ffd, buf, len); 232 if (res == -1) 233 err(4, "read %s", infile); 234 if (res != len) 235 errx(4, "short read on %s", infile); 236 237 f.data = buf; 238 239 res = ioctl(wsfd, WSDISPLAYIO_LDFONT, &f); 240 if (res == -1) 241 err(3, "WSDISPLAYIO_LDFONT"); 242 243 return (0); 244 } 245 246 static int 247 getencoding(char *name) 248 { 249 int i; 250 251 for (i = 0; i < sizeof(encodings) / sizeof(encodings[0]); i++) 252 if (!strcmp(name, encodings[i].name)) 253 return (encodings[i].val); 254 255 if (sscanf(name, "%d", &i) != 1) 256 errx(1, "invalid encoding"); 257 return (i); 258 } 259