1 /* $OpenBSD: wsconscfg.c,v 1.19 2024/11/06 17:14:03 miod Exp $ */ 2 /* $NetBSD: wsconscfg.c,v 1.4 1999/07/29 18:24:10 augustss 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/types.h> 31 #include <sys/time.h> 32 #include <sys/ioctl.h> 33 34 #include <stdio.h> 35 #include <stdlib.h> 36 #include <string.h> 37 #include <fcntl.h> 38 #include <unistd.h> 39 #include <err.h> 40 #include <errno.h> 41 42 #include <dev/wscons/wsconsio.h> 43 44 #define DEFDEV "/dev/ttyCcfg" 45 46 static void usage(void); 47 int main(int, char**); 48 49 static void 50 usage(void) 51 { 52 extern char *__progname; 53 54 (void)fprintf(stderr, 55 "usage: %s [-dFgkm] [-e emul] [-f ctldev] [-t type] index\n", 56 __progname); 57 exit(1); 58 } 59 60 61 int 62 main(int argc, char *argv[]) 63 { 64 char *wsdev; 65 int c, delete, get, kbd, idx, wsfd, res, mux; 66 struct wsdisplay_addscreendata asd; 67 struct wsdisplay_delscreendata dsd; 68 struct wsmux_device wmd; 69 70 wsdev = DEFDEV; 71 delete = 0; 72 get = 0; 73 kbd = 0; 74 mux = 0; 75 asd.screentype[0] = 0; 76 asd.emul[0] = 0; 77 dsd.flags = 0; 78 79 while ((c = getopt(argc, argv, "f:dgkmt:e:F")) != -1) { 80 switch (c) { 81 case 'f': 82 wsdev = optarg; 83 break; 84 case 'g': 85 get = 1; 86 break; 87 case 'd': 88 delete = 1; 89 break; 90 case 'k': 91 kbd = 1; 92 break; 93 case 'm': 94 mux = 1; 95 kbd = 1; 96 break; 97 case 't': 98 strlcpy(asd.screentype, optarg, WSSCREEN_NAME_SIZE); 99 break; 100 case 'e': 101 strlcpy(asd.emul, optarg, WSEMUL_NAME_SIZE); 102 break; 103 case 'F': 104 dsd.flags |= WSDISPLAY_DELSCR_FORCE; 105 break; 106 default: 107 usage(); 108 break; 109 } 110 } 111 argc -= optind; 112 argv += optind; 113 114 if ((kbd && get) || 115 ((kbd || get) ? (argc > 1) : (argc != 1))) 116 usage(); 117 118 idx = -1; 119 if (argc > 0 && sscanf(argv[0], "%d", &idx) != 1) 120 errx(1, "invalid index"); 121 122 wsfd = open(wsdev, get ? O_RDONLY : O_RDWR); 123 if (wsfd < 0) 124 err(2, "%s", wsdev); 125 126 if (kbd) { 127 if (mux) 128 wmd.type = WSMUX_MUX; 129 else 130 wmd.type = WSMUX_KBD; 131 wmd.idx = idx; 132 if (delete) { 133 res = ioctl(wsfd, WSMUXIO_REMOVE_DEVICE, &wmd); 134 if (res < 0) 135 err(3, "WSMUXIO_REMOVE_DEVICE"); 136 } else { 137 res = ioctl(wsfd, WSMUXIO_ADD_DEVICE, &wmd); 138 if (res < 0) 139 err(3, "WSMUXIO_ADD_DEVICE"); 140 } 141 } else if (delete) { 142 dsd.idx = idx; 143 res = ioctl(wsfd, WSDISPLAYIO_DELSCREEN, &dsd); 144 if (res < 0) 145 err(3, "WSDISPLAYIO_DELSCREEN"); 146 } else if (get) { 147 asd.idx = idx; 148 res = ioctl(wsfd, WSDISPLAYIO_GETSCREEN, &asd); 149 if (res < 0) 150 err(3, "WSDISPLAYIO_GETSCREEN"); 151 else 152 printf("%d\n", asd.idx); 153 } else { 154 asd.idx = idx; 155 res = ioctl(wsfd, WSDISPLAYIO_ADDSCREEN, &asd); 156 if (res < 0) { 157 if (errno == EBUSY) 158 errx(3, "screen %d is already configured", idx); 159 else 160 err(3, "WSDISPLAYIO_ADDSCREEN"); 161 } 162 } 163 164 return (0); 165 } 166