usr.sbin/kbdcontrol/kbdcontrol.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   3  *
   4  * Copyright (c) 1994-1995 Søren Schmidt
   5  * 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  *    in this position and unchanged.
  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  * 3. The name of the author may not be used to endorse or promote products
  17  *    derived from this software without specific prior written permission
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include <sys/cdefs.h>
  32 __FBSDID("$FreeBSD$");
  33
  34 #include <ctype.h>
  35 #include <err.h>
  36 #include <stdio.h>
  37 #include <stdlib.h>
  38 #include <string.h>
  39 #include <unistd.h>
  40 #include <fcntl.h>
  41 #include <sys/kbio.h>
  42 #include <sys/consio.h>
  43 #include <sys/queue.h>
  44 #include <sys/sysctl.h>
  45 #include "path.h"
  46 #include "lex.h"
  47
  48 /*
  49  * HALT, PDWN, and PASTE aren't defined in 4.x, but we need them to bridge
  50  * to 5.0-current so define them here as a stop gap transition measure.
  51  */
  52 #ifndef HALT
  53 #define HALT            0xa1            /* halt machine */
  54 #endif
  55 #ifndef PDWN
  56 #define PDWN            0xa2            /* halt machine and power down */
  57 #endif
  58 #ifndef PASTE
  59 #define PASTE           0xa3            /* paste from cut-paste buffer */
  60 #endif
  61
  62 #define SPECIAL         0x80000000
  63
  64 static const char ctrl_names[32][4] = {
  65         "nul", "soh", "stx", "etx", "eot", "enq", "ack", "bel",
  66         "bs ", "ht ", "nl ", "vt ", "ff ", "cr ", "so ", "si ",
  67         "dle", "dc1", "dc2", "dc3", "dc4", "nak", "syn", "etb",
  68         "can", "em ", "sub", "esc", "fs ", "gs ", "rs ", "us "
  69         };
  70
  71 static const char acc_names[15][5] = {
  72         "dgra", "dacu", "dcir", "dtil", "dmac", "dbre", "ddot",
  73         "duml", "dsla", "drin", "dced", "dapo", "ddac", "dogo",
  74         "dcar",
  75         };
  76
  77 static const char acc_names_u[15][5] = {
  78         "DGRA", "DACU", "DCIR", "DTIL", "DMAC", "DBRE", "DDOT",
  79         "DUML", "DSLA", "DRIN", "DCED", "DAPO", "DDAC", "DOGO",
  80         "DCAR",
  81         };
  82
  83 static const char fkey_table[96][MAXFK] = {
  84 /* 01-04 */     "\033[M", "\033[N", "\033[O", "\033[P",
  85 /* 05-08 */     "\033[Q", "\033[R", "\033[S", "\033[T",
  86 /* 09-12 */     "\033[U", "\033[V", "\033[W", "\033[X",
  87 /* 13-16 */     "\033[Y", "\033[Z", "\033[a", "\033[b",
  88 /* 17-20 */     "\033[c", "\033[d", "\033[e", "\033[f",
  89 /* 21-24 */     "\033[g", "\033[h", "\033[i", "\033[j",
  90 /* 25-28 */     "\033[k", "\033[l", "\033[m", "\033[n",
  91 /* 29-32 */     "\033[o", "\033[p", "\033[q", "\033[r",
  92 /* 33-36 */     "\033[s", "\033[t", "\033[u", "\033[v",
  93 /* 37-40 */     "\033[w", "\033[x", "\033[y", "\033[z",
  94 /* 41-44 */     "\033[@", "\033[[", "\033[\\","\033[]",
  95 /* 45-48 */     "\033[^", "\033[_", "\033[`", "\033[{",
  96 /* 49-52 */     "\033[H", "\033[A", "\033[I", "-"     ,
  97 /* 53-56 */     "\033[D", "\033[E", "\033[C", "+"     ,
  98 /* 57-60 */     "\033[F", "\033[B", "\033[G", "\033[L",
  99 /* 61-64 */     "\177",   "\033[J", "\033[~", "\033[}",
 100 /* 65-68 */     ""      , ""      , ""      , ""      ,
 101 /* 69-72 */     ""      , ""      , ""      , ""      ,
 102 /* 73-76 */     ""      , ""      , ""      , ""      ,
 103 /* 77-80 */     ""      , ""      , ""      , ""      ,
 104 /* 81-84 */     ""      , ""      , ""      , ""      ,
 105 /* 85-88 */     ""      , ""      , ""      , ""      ,
 106 /* 89-92 */     ""      , ""      , ""      , ""      ,
 107 /* 93-96 */     ""      , ""      , ""      , ""      ,
 108         };
 109
 110 static const int delays[]  = {250, 500, 750, 1000};
 111 static const int repeats[] = { 34,  38,  42,  46,  50,  55,  59,  63,
 112                       68,  76,  84,  92, 100, 110, 118, 126,
 113                      136, 152, 168, 184, 200, 220, 236, 252,
 114                      272, 304, 336, 368, 400, 440, 472, 504};
 115 static const int ndelays = (sizeof(delays) / sizeof(int));
 116 static const int nrepeats = (sizeof(repeats) / sizeof(int));
 117 static int      hex = 0;
 118 static int      paths_configured = 0;
 119 static int      token;
 120
 121 int             number;
 122 char            letter;
 123
 124 static void     add_keymap_path(const char *path);
 125 static void     dump_accent_definition(char *name, accentmap_t *accentmap);
 126 static void     dump_entry(int value);
 127 static void     dump_key_definition(char *name, keymap_t *keymap);
 128 static int      get_accent_definition_line(accentmap_t *);
 129 static int      get_entry(void);
 130 static int      get_key_definition_line(keymap_t *);
 131 static void     load_keymap(char *opt, int dumponly);
 132 static void     load_default_functionkeys(void);
 133 static char *   nextarg(int ac, char **av, int *indp, int oc);
 134 static char *   mkfullname(const char *s1, const char *s2, const char *s3);
 135 static void     print_accent_definition_line(FILE *fp, int accent,
 136                 struct acc_t *key);
 137 static void     print_entry(FILE *fp, int value);
 138 static void     print_key_definition_line(FILE *fp, int scancode,
 139                 struct keyent_t *key);
 140 static void     print_keymap(void);
 141 static void     release_keyboard(void);
 142 static void     mux_keyboard(u_int op, char *kbd);
 143 static void     set_bell_values(char *opt);
 144 static void     set_functionkey(char *keynumstr, char *string);
 145 static void     set_keyboard(char *device);
 146 static void     set_keyrates(char *opt);
 147 static void     show_kbd_info(void);
 148 static void     usage(void) __dead2;
 149
 150 struct pathent {
 151         STAILQ_ENTRY(pathent) next;
 152         char *path;
 153 };
 154 static STAILQ_HEAD(, pathent) pathlist = STAILQ_HEAD_INITIALIZER(pathlist);
 155
 156 /* Detect presence of vt(4). */
 157 static int
 158 is_vt4(void)
 159 {
 160         char vty_name[4] = "";
 161         size_t len = sizeof(vty_name);
 162
 163         if (sysctlbyname("kern.vty", vty_name, &len, NULL, 0) != 0)
 164                 return (0);
 165         return (strcmp(vty_name, "vt") == 0);
 166 }
 167
 168 static char *
 169 nextarg(int ac, char **av, int *indp, int oc)
 170 {
 171         if (*indp < ac)
 172                 return(av[(*indp)++]);
 173         warnx("option requires two arguments -- %c", oc);
 174         usage();
 175 }
 176
 177
 178 static char *
 179 mkfullname(const char *s1, const char *s2, const char *s3)
 180 {
 181         static char     *buf = NULL;
 182         static int      bufl = 0;
 183         int             f;
 184
 185         f = strlen(s1) + strlen(s2) + strlen(s3) + 1;
 186         if (f > bufl) {
 187                 if (buf)
 188                         buf = (char *)realloc(buf, f);
 189                 else
 190                         buf = (char *)malloc(f);
 191         }
 192         if (!buf) {
 193                 bufl = 0;
 194                 return(NULL);
 195         }
 196
 197         bufl = f;
 198         strcpy(buf, s1);
 199         strcat(buf, s2);
 200         strcat(buf, s3);
 201         return(buf);
 202 }
 203
 204
 205 static int
 206 get_entry(void)
 207 {
 208         switch ((token = yylex())) {
 209         case TNOP:
 210                 return NOP | SPECIAL;
 211         case TLSH:
 212                 return LSH | SPECIAL;
 213         case TRSH:
 214                 return RSH | SPECIAL;
 215         case TCLK:
 216                 return CLK | SPECIAL;
 217         case TNLK:
 218                 return NLK | SPECIAL;
 219         case TSLK:
 220                 return SLK | SPECIAL;
 221         case TBTAB:
 222                 return BTAB | SPECIAL;
 223         case TLALT:
 224                 return LALT | SPECIAL;
 225         case TLCTR:
 226                 return LCTR | SPECIAL;
 227         case TNEXT:
 228                 return NEXT | SPECIAL;
 229         case TPREV:
 230                 return PREV | SPECIAL;
 231         case TRCTR:
 232                 return RCTR | SPECIAL;
 233         case TRALT:
 234                 return RALT | SPECIAL;
 235         case TALK:
 236                 return ALK | SPECIAL;
 237         case TASH:
 238                 return ASH | SPECIAL;
 239         case TMETA:
 240                 return META | SPECIAL;
 241         case TRBT:
 242                 return RBT | SPECIAL;
 243         case TDBG:
 244                 return DBG | SPECIAL;
 245         case TSUSP:
 246                 return SUSP | SPECIAL;
 247         case TSPSC:
 248                 return SPSC | SPECIAL;
 249         case TPANIC:
 250                 return PNC | SPECIAL;
 251         case TLSHA:
 252                 return LSHA | SPECIAL;
 253         case TRSHA:
 254                 return RSHA | SPECIAL;
 255         case TLCTRA:
 256                 return LCTRA | SPECIAL;
 257         case TRCTRA:
 258                 return RCTRA | SPECIAL;
 259         case TLALTA:
 260                 return LALTA | SPECIAL;
 261         case TRALTA:
 262                 return RALTA | SPECIAL;
 263         case THALT:
 264                 return HALT | SPECIAL;
 265         case TPDWN:
 266                 return PDWN | SPECIAL;
 267         case TPASTE:
 268                 return PASTE | SPECIAL;
 269         case TACC:
 270                 if (ACC(number) > L_ACC)
 271                         return -1;
 272                 return ACC(number) | SPECIAL;
 273         case TFUNC:
 274                 if (F(number) > L_FN)
 275                         return -1;
 276                 return F(number) | SPECIAL;
 277         case TSCRN:
 278                 if (S(number) > L_SCR)
 279                         return -1;
 280                 return S(number) | SPECIAL;
 281         case TLET:
 282                 return (unsigned char)letter;
 283         case TNUM:
 284                 if (number < 0x000000 || number > 0x10FFFF)
 285                         return -1;
 286                 return number;
 287         default:
 288                 return -1;
 289         }
 290 }
 291
 292 static int
 293 get_definition_line(FILE *file, keymap_t *keymap, accentmap_t *accentmap)
 294 {
 295         int c;
 296
 297         yyin = file;
 298
 299         if (token < 0)
 300                 token = yylex();
 301         switch (token) {
 302         case TNUM:
 303                 c = get_key_definition_line(keymap);
 304                 if (c < 0)
 305                         errx(1, "invalid key definition");
 306                 if (c > keymap->n_keys)
 307                         keymap->n_keys = c;
 308                 break;
 309         case TACC:
 310                 c = get_accent_definition_line(accentmap);
 311                 if (c < 0)
 312                         errx(1, "invalid accent key definition");
 313                 if (c > accentmap->n_accs)
 314                         accentmap->n_accs = c;
 315                 break;
 316         case 0:
 317                 /* EOF */
 318                 return -1;
 319         default:
 320                 errx(1, "illegal definition line");
 321         }
 322         return c;
 323 }
 324
 325 static int
 326 get_key_definition_line(keymap_t *map)
 327 {
 328         int i, def, scancode;
 329
 330         /* check scancode number */
 331         if (number < 0 || number >= NUM_KEYS)
 332                 return -1;
 333         scancode = number;
 334
 335         /* get key definitions */
 336         map->key[scancode].spcl = 0;
 337         for (i=0; i<NUM_STATES; i++) {
 338                 if ((def = get_entry()) == -1)
 339                         return -1;
 340                 if (def & SPECIAL)
 341                         map->key[scancode].spcl |= (0x80 >> i);
 342                 map->key[scancode].map[i] = def & ~SPECIAL;
 343         }
 344         /* get lock state key def */
 345         if ((token = yylex()) != TFLAG)
 346                 return -1;
 347         map->key[scancode].flgs = number;
 348         token = yylex();
 349         return (scancode + 1);
 350 }
 351
 352 static int
 353 get_accent_definition_line(accentmap_t *map)
 354 {
 355         int accent;
 356         int c1, c2;
 357         int i;
 358
 359         if (ACC(number) < F_ACC || ACC(number) > L_ACC)
 360                 /* number out of range */
 361                 return -1;
 362         accent = number;
 363         if (map->acc[accent].accchar != 0) {
 364                 /* this entry has already been defined before! */
 365                 errx(1, "duplicated accent key definition");
 366         }
 367
 368         switch ((token = yylex())) {
 369         case TLET:
 370                 map->acc[accent].accchar = letter;
 371                 break;
 372         case TNUM:
 373                 map->acc[accent].accchar = number;
 374                 break;
 375         default:
 376                 return -1;
 377         }
 378
 379         for (i = 0; (token = yylex()) == '(';) {
 380                 switch ((token = yylex())) {
 381                 case TLET:
 382                         c1 = letter;
 383                         break;
 384                 case TNUM:
 385                         c1 = number;
 386                         break;
 387                 default:
 388                         return -1;
 389                 }
 390                 switch ((token = yylex())) {
 391                 case TLET:
 392                         c2 = letter;
 393                         break;
 394                 case TNUM:
 395                         c2 = number;
 396                         break;
 397                 default:
 398                         return -1;
 399                 }
 400                 if ((token = yylex()) != ')')
 401                         return -1;
 402                 if (i >= NUM_ACCENTCHARS) {
 403                         warnx("too many accented characters, ignored");
 404                         continue;
 405                 }
 406                 map->acc[accent].map[i][0] = c1;
 407                 map->acc[accent].map[i][1] = c2;
 408                 ++i;
 409         }
 410         return (accent + 1);
 411 }
 412
 413 static void
 414 print_entry(FILE *fp, int value)
 415 {
 416         int val = value & ~SPECIAL;
 417
 418         switch (value) {
 419         case NOP | SPECIAL:
 420                 fprintf(fp, " nop   ");
 421                 break;
 422         case LSH | SPECIAL:
 423                 fprintf(fp, " lshift");
 424                 break;
 425         case RSH | SPECIAL:
 426                 fprintf(fp, " rshift");
 427                 break;
 428         case CLK | SPECIAL:
 429                 fprintf(fp, " clock ");
 430                 break;
 431         case NLK | SPECIAL:
 432                 fprintf(fp, " nlock ");
 433                 break;
 434         case SLK | SPECIAL:
 435                 fprintf(fp, " slock ");
 436                 break;
 437         case BTAB | SPECIAL:
 438                 fprintf(fp, " btab  ");
 439                 break;
 440         case LALT | SPECIAL:
 441                 fprintf(fp, " lalt  ");
 442                 break;
 443         case LCTR | SPECIAL:
 444                 fprintf(fp, " lctrl ");
 445                 break;
 446         case NEXT | SPECIAL:
 447                 fprintf(fp, " nscr  ");
 448                 break;
 449         case PREV | SPECIAL:
 450                 fprintf(fp, " pscr  ");
 451                 break;
 452         case RCTR | SPECIAL:
 453                 fprintf(fp, " rctrl ");
 454                 break;
 455         case RALT | SPECIAL:
 456                 fprintf(fp, " ralt  ");
 457                 break;
 458         case ALK | SPECIAL:
 459                 fprintf(fp, " alock ");
 460                 break;
 461         case ASH | SPECIAL:
 462                 fprintf(fp, " ashift");
 463                 break;
 464         case META | SPECIAL:
 465                 fprintf(fp, " meta  ");
 466                 break;
 467         case RBT | SPECIAL:
 468                 fprintf(fp, " boot  ");
 469                 break;
 470         case DBG | SPECIAL:
 471                 fprintf(fp, " debug ");
 472                 break;
 473         case SUSP | SPECIAL:
 474                 fprintf(fp, " susp  ");
 475                 break;
 476         case SPSC | SPECIAL:
 477                 fprintf(fp, " saver ");
 478                 break;
 479         case PNC | SPECIAL:
 480                 fprintf(fp, " panic ");
 481                 break;
 482         case LSHA | SPECIAL:
 483                 fprintf(fp, " lshifta");
 484                 break;
 485         case RSHA | SPECIAL:
 486                 fprintf(fp, " rshifta");
 487                 break;
 488         case LCTRA | SPECIAL:
 489                 fprintf(fp, " lctrla");
 490                 break;
 491         case RCTRA | SPECIAL:
 492                 fprintf(fp, " rctrla");
 493                 break;
 494         case LALTA | SPECIAL:
 495                 fprintf(fp, " lalta ");
 496                 break;
 497         case RALTA | SPECIAL:
 498                 fprintf(fp, " ralta ");
 499                 break;
 500         case HALT | SPECIAL:
 501                 fprintf(fp, " halt  ");
 502                 break;
 503         case PDWN | SPECIAL:
 504                 fprintf(fp, " pdwn  ");
 505                 break;
 506         case PASTE | SPECIAL:
 507                 fprintf(fp, " paste ");
 508                 break;
 509         default:
 510                 if (value & SPECIAL) {
 511                         if (val >= F_FN && val <= L_FN)
 512                                 fprintf(fp, " fkey%02d", val - F_FN + 1);
 513                         else if (val >= F_SCR && val <= L_SCR)
 514                                 fprintf(fp, " scr%02d ", val - F_SCR + 1);
 515                         else if (val >= F_ACC && val <= L_ACC)
 516                                 fprintf(fp, " %-6s", acc_names[val - F_ACC]);
 517                         else if (hex)
 518                                 fprintf(fp, " 0x%02x  ", val);
 519                         else
 520                                 fprintf(fp, " %3d   ", val);
 521                 }
 522                 else {
 523                         if (val < ' ')
 524                                 fprintf(fp, " %s   ", ctrl_names[val]);
 525                         else if (val == 127)
 526                                 fprintf(fp, " del   ");
 527                         else if (isascii(val) && isprint(val))
 528                                 fprintf(fp, " '%c'   ", val);
 529                         else if (hex)
 530                                 fprintf(fp, " 0x%02x  ", val);
 531                         else
 532                                 fprintf(fp, " %3d   ", val);
 533                 }
 534         }
 535 }
 536
 537 static void
 538 print_key_definition_line(FILE *fp, int scancode, struct keyent_t *key)
 539 {
 540         int i;
 541
 542         /* print scancode number */
 543         if (hex)
 544                 fprintf(fp, " 0x%02x  ", scancode);
 545         else
 546                 fprintf(fp, "  %03d  ", scancode);
 547
 548         /* print key definitions */
 549         for (i=0; i<NUM_STATES; i++) {
 550                 if (key->spcl & (0x80 >> i))
 551                         print_entry(fp, key->map[i] | SPECIAL);
 552                 else
 553                         print_entry(fp, key->map[i]);
 554         }
 555
 556         /* print lock state key def */
 557         switch (key->flgs) {
 558         case 0:
 559                 fprintf(fp, "  O\n");
 560                 break;
 561         case 1:
 562                 fprintf(fp, "  C\n");
 563                 break;
 564         case 2:
 565                 fprintf(fp, "  N\n");
 566                 break;
 567         case 3:
 568                 fprintf(fp, "  B\n");
 569                 break;
 570         }
 571 }
 572
 573 static void
 574 print_accent_definition_line(FILE *fp, int accent, struct acc_t *key)
 575 {
 576         int c;
 577         int i;
 578
 579         if (key->accchar == 0)
 580                 return;
 581
 582         /* print accent number */
 583         fprintf(fp, "  %-6s", acc_names[accent]);
 584         if (isascii(key->accchar) && isprint(key->accchar))
 585                 fprintf(fp, "'%c'  ", key->accchar);
 586         else if (hex)
 587                 fprintf(fp, "0x%02x ", key->accchar);
 588         else
 589                 fprintf(fp, "%03d  ", key->accchar);
 590
 591         for (i = 0; i < NUM_ACCENTCHARS; ++i) {
 592                 c = key->map[i][0];
 593                 if (c == 0)
 594                         break;
 595                 if ((i > 0) && ((i % 4) == 0))
 596                         fprintf(fp, "\n             ");
 597                 if (isascii(c) && isprint(c))
 598                         fprintf(fp, "( '%c' ", c);
 599                 else if (hex)
 600                         fprintf(fp, "(0x%02x ", c);
 601                 else
 602                         fprintf(fp, "( %03d ", c);
 603                 c = key->map[i][1];
 604                 if (isascii(c) && isprint(c))
 605                         fprintf(fp, "'%c' ) ", c);
 606                 else if (hex)
 607                         fprintf(fp, "0x%02x) ", c);
 608                 else
 609                         fprintf(fp, "%03d ) ", c);
 610         }
 611         fprintf(fp, "\n");
 612 }
 613
 614 static void
 615 dump_entry(int value)
 616 {
 617         if (value & SPECIAL) {
 618                 value &= ~SPECIAL;
 619                 switch (value) {
 620                 case NOP:
 621                         printf("  NOP, ");
 622                         break;
 623                 case LSH:
 624                         printf("  LSH, ");
 625                         break;
 626                 case RSH:
 627                         printf("  RSH, ");
 628                         break;
 629                 case CLK:
 630                         printf("  CLK, ");
 631                         break;
 632                 case NLK:
 633                         printf("  NLK, ");
 634                         break;
 635                 case SLK:
 636                         printf("  SLK, ");
 637                         break;
 638                 case BTAB:
 639                         printf(" BTAB, ");
 640                         break;
 641                 case LALT:
 642                         printf(" LALT, ");
 643                         break;
 644                 case LCTR:
 645                         printf(" LCTR, ");
 646                         break;
 647                 case NEXT:
 648                         printf(" NEXT, ");
 649                         break;
 650                 case PREV:
 651                         printf(" PREV, ");
 652                         break;
 653                 case RCTR:
 654                         printf(" RCTR, ");
 655                         break;
 656                 case RALT:
 657                         printf(" RALT, ");
 658                         break;
 659                 case ALK:
 660                         printf("  ALK, ");
 661                         break;
 662                 case ASH:
 663                         printf("  ASH, ");
 664                         break;
 665                 case META:
 666                         printf(" META, ");
 667                         break;
 668                 case RBT:
 669                         printf("  RBT, ");
 670                         break;
 671                 case DBG:
 672                         printf("  DBG, ");
 673                         break;
 674                 case SUSP:
 675                         printf(" SUSP, ");
 676                         break;
 677                 case SPSC:
 678                         printf(" SPSC, ");
 679                         break;
 680                 case PNC:
 681                         printf("  PNC, ");
 682                         break;
 683                 case LSHA:
 684                         printf(" LSHA, ");
 685                         break;
 686                 case RSHA:
 687                         printf(" RSHA, ");
 688                         break;
 689                 case LCTRA:
 690                         printf("LCTRA, ");
 691                         break;
 692                 case RCTRA:
 693                         printf("RCTRA, ");
 694                         break;
 695                 case LALTA:
 696                         printf("LALTA, ");
 697                         break;
 698                 case RALTA:
 699                         printf("RALTA, ");
 700                         break;
 701                 case HALT:
 702                         printf(" HALT, ");
 703                         break;
 704                 case PDWN:
 705                         printf(" PDWN, ");
 706                         break;
 707                 case PASTE:
 708                         printf("PASTE, ");
 709                         break;
 710                 default:
 711                         if (value >= F_FN && value <= L_FN)
 712                                 printf(" F(%2d),", value - F_FN + 1);
 713                         else if (value >= F_SCR && value <= L_SCR)
 714                                 printf(" S(%2d),", value - F_SCR + 1);
 715                         else if (value >= F_ACC && value <= L_ACC)
 716                                 printf(" %-4s, ", acc_names_u[value - F_ACC]);
 717                         else
 718                                 printf(" 0x%02X, ", value);
 719                         break;
 720                 }
 721         } else if (value == '\'') {
 722                 printf(" '\\'', ");
 723         } else if (value == '\\') {
 724                 printf(" '\\\\', ");
 725         } else if (isascii(value) && isprint(value)) {
 726                 printf("  '%c', ", value);
 727         } else {
 728                 printf(" 0x%02X, ", value);
 729         }
 730 }
 731
 732 static void
 733 dump_key_definition(char *name, keymap_t *keymap)
 734 {
 735         int     i, j;
 736
 737         printf("static keymap_t keymap_%s = { 0x%02x, {\n",
 738                name, (unsigned)keymap->n_keys);
 739         printf(
 740 "/*                                                         alt\n"
 741 " * scan                       cntrl          alt    alt   cntrl\n"
 742 " * code  base   shift  cntrl  shift   alt   shift  cntrl  shift    spcl flgs\n"
 743 " * ---------------------------------------------------------------------------\n"
 744 " */\n");
 745         for (i = 0; i < keymap->n_keys; i++) {
 746                 printf("/*%02x*/{{", i);
 747                 for (j = 0; j < NUM_STATES; j++) {
 748                         if (keymap->key[i].spcl & (0x80 >> j))
 749                                 dump_entry(keymap->key[i].map[j] | SPECIAL);
 750                         else
 751                                 dump_entry(keymap->key[i].map[j]);
 752                 }
 753                 printf("}, 0x%02X,0x%02X },\n",
 754                        (unsigned)keymap->key[i].spcl,
 755                        (unsigned)keymap->key[i].flgs);
 756         }
 757         printf("} };\n\n");
 758 }
 759
 760 static void
 761 dump_accent_definition(char *name, accentmap_t *accentmap)
 762 {
 763         int i, j;
 764         int c;
 765
 766         printf("static accentmap_t accentmap_%s = { %d",
 767                 name, accentmap->n_accs);
 768         if (accentmap->n_accs <= 0) {
 769                 printf(" };\n\n");
 770                 return;
 771         }
 772         printf(", {\n");
 773         for (i = 0; i < NUM_DEADKEYS; i++) {
 774                 printf("    /* %s=%d */\n    {", acc_names[i], i);
 775                 c = accentmap->acc[i].accchar;
 776                 if (c == '\'')
 777                         printf(" '\\'', {");
 778                 else if (c == '\\')
 779                         printf(" '\\\\', {");
 780                 else if (isascii(c) && isprint(c))
 781                         printf("  '%c', {", c);
 782                 else if (c == 0) {
 783                         printf(" 0x00 }, \n");
 784                         continue;
 785                 } else
 786                         printf(" 0x%02x, {", c);
 787                 for (j = 0; j < NUM_ACCENTCHARS; j++) {
 788                         c = accentmap->acc[i].map[j][0];
 789                         if (c == 0)
 790                                 break;
 791                         if ((j > 0) && ((j % 4) == 0))
 792                                 printf("\n\t     ");
 793                         if (isascii(c) && isprint(c))
 794                                 printf(" {  '%c',", c);
 795                         else
 796                                 printf(" { 0x%02x,", c);
 797                         printf("0x%02x },", accentmap->acc[i].map[j][1]);
 798                 }
 799                 printf(" }, },\n");
 800         }
 801         printf("} };\n\n");
 802 }
 803
 804 static void
 805 add_keymap_path(const char *path)
 806 {
 807         struct pathent* pe;
 808         size_t len;
 809
 810         len = strlen(path);
 811         if ((pe = malloc(sizeof(*pe))) == NULL ||
 812             (pe->path = malloc(len + 2)) == NULL)
 813                 err(1, "malloc");
 814         memcpy(pe->path, path, len);
 815         if (len > 0 && path[len - 1] != '/')
 816                 pe->path[len++] = '/';
 817         pe->path[len] = '\0';
 818         STAILQ_INSERT_TAIL(&pathlist, pe, next);
 819 }
 820
 821 static void
 822 load_keymap(char *opt, int dumponly)
 823 {
 824         keymap_t keymap;
 825         accentmap_t accentmap;
 826         struct pathent *pe;
 827         FILE    *file;
 828         int     j;
 829         char    *name, *cp;
 830         char    blank[] = "", keymap_path[] = KEYMAP_PATH;
 831         char    vt_keymap_path[] = VT_KEYMAP_PATH, dotkbd[] = ".kbd";
 832         char    *postfix[] = {blank, dotkbd, NULL};
 833
 834         if (!paths_configured) {
 835                 cp = getenv("KEYMAP_PATH");
 836                 if (cp != NULL)
 837                         add_keymap_path(cp);
 838                 add_keymap_path("");
 839                 if (is_vt4())
 840                         add_keymap_path(vt_keymap_path);
 841                 else
 842                         add_keymap_path(keymap_path);
 843                 paths_configured = 1;
 844         }
 845
 846         file = NULL;
 847         STAILQ_FOREACH(pe, &pathlist, next) {
 848                 for (j=0; postfix[j] && file == NULL; j++) {
 849                         name = mkfullname(pe->path, opt, postfix[j]);
 850                         file = fopen(name, "r");
 851                         if (file != NULL)
 852                                 break;
 853                 }
 854         }
 855         if (file == NULL) {
 856                 warn("keymap file \"%s\" not found", opt);
 857                 return;
 858         }
 859         memset(&keymap, 0, sizeof(keymap));
 860         memset(&accentmap, 0, sizeof(accentmap));
 861         token = -1;
 862         while (1) {
 863                 if (get_definition_line(file, &keymap, &accentmap) < 0)
 864                         break;
 865         }
 866         if (dumponly) {
 867                 /* fix up the filename to make it a valid C identifier */
 868                 for (cp = opt; *cp; cp++)
 869                         if (!isalpha(*cp) && !isdigit(*cp)) *cp = '_';
 870                 printf("/*\n"
 871                        " * Automatically generated from %s.\n"
 872                        " * DO NOT EDIT!\n"
 873                        " */\n", name);
 874                 dump_key_definition(opt, &keymap);
 875                 dump_accent_definition(opt, &accentmap);
 876                 return;
 877         }
 878         if ((keymap.n_keys > 0) && (ioctl(0, PIO_KEYMAP, &keymap) < 0)) {
 879                 warn("setting keymap");
 880                 fclose(file);
 881                 return;
 882         }
 883         if ((accentmap.n_accs > 0)
 884                 && (ioctl(0, PIO_DEADKEYMAP, &accentmap) < 0)) {
 885                 warn("setting accentmap");
 886                 fclose(file);
 887                 return;
 888         }
 889 }
 890
 891 static void
 892 print_keymap(void)
 893 {
 894         keymap_t keymap;
 895         accentmap_t accentmap;
 896         int i;
 897
 898         if (ioctl(0, GIO_KEYMAP, &keymap) < 0)
 899                 err(1, "getting keymap");
 900         if (ioctl(0, GIO_DEADKEYMAP, &accentmap) < 0)
 901                 memset(&accentmap, 0, sizeof(accentmap));
 902         printf(
 903 "#                                                         alt\n"
 904 "# scan                       cntrl          alt    alt   cntrl lock\n"
 905 "# code  base   shift  cntrl  shift  alt    shift  cntrl  shift state\n"
 906 "# ------------------------------------------------------------------\n"
 907         );
 908         for (i=0; i<keymap.n_keys; i++)
 909                 print_key_definition_line(stdout, i, &keymap.key[i]);
 910
 911         printf("\n");
 912         for (i = 0; i < NUM_DEADKEYS; i++)
 913                 print_accent_definition_line(stdout, i, &accentmap.acc[i]);
 914
 915 }
 916
 917 static void
 918 load_default_functionkeys(void)
 919 {
 920         fkeyarg_t fkey;
 921         int i;
 922
 923         for (i=0; i<NUM_FKEYS; i++) {
 924                 fkey.keynum = i;
 925                 strcpy(fkey.keydef, fkey_table[i]);
 926                 fkey.flen = strlen(fkey_table[i]);
 927                 if (ioctl(0, SETFKEY, &fkey) < 0)
 928                         warn("setting function key");
 929         }
 930 }
 931
 932 static void
 933 set_functionkey(char *keynumstr, char *string)
 934 {
 935         fkeyarg_t fkey;
 936
 937         if (!strcmp(keynumstr, "load") && !strcmp(string, "default")) {
 938                 load_default_functionkeys();
 939                 return;
 940         }
 941         fkey.keynum = atoi(keynumstr);
 942         if (fkey.keynum < 1 || fkey.keynum > NUM_FKEYS) {
 943                 warnx("function key number must be between 1 and %d",
 944                         NUM_FKEYS);
 945                 return;
 946         }
 947         if ((fkey.flen = strlen(string)) > MAXFK) {
 948                 warnx("function key string too long (%d > %d)",
 949                         fkey.flen, MAXFK);
 950                 return;
 951         }
 952         strncpy(fkey.keydef, string, MAXFK);
 953         fkey.keynum -= 1;
 954         if (ioctl(0, SETFKEY, &fkey) < 0)
 955                 warn("setting function key");
 956 }
 957
 958 static void
 959 set_bell_values(char *opt)
 960 {
 961         int bell, duration, pitch;
 962
 963         bell = 0;
 964         duration = 0;
 965         pitch = 0;
 966         if (!strncmp(opt, "quiet.", 6)) {
 967                 bell = CONS_QUIET_BELL;
 968                 opt += 6;
 969         }
 970         if (!strcmp(opt, "visual"))
 971                 bell |= CONS_VISUAL_BELL;
 972         else if (!strcmp(opt, "normal"))
 973                 duration = 5, pitch = 800;
 974         else if (!strcmp(opt, "off"))
 975                 duration = 0, pitch = 0;
 976         else {
 977                 char            *v1;
 978
 979                 bell = 0;
 980                 duration = strtol(opt, &v1, 0);
 981                 if ((duration < 0) || (*v1 != '.'))
 982                         goto badopt;
 983                 opt = ++v1;
 984                 pitch = strtol(opt, &v1, 0);
 985                 if ((pitch < 0) || (*opt == '\0') || (*v1 != '\0')) {
 986 badopt:
 987                         warnx("argument to -b must be duration.pitch or [quiet.]visual|normal|off");
 988                         return;
 989                 }
 990                 if (pitch != 0)
 991                         pitch = 1193182 / pitch;        /* in Hz */
 992                 duration /= 10; /* in 10 m sec */
 993         }
 994
 995         ioctl(0, CONS_BELLTYPE, &bell);
 996         if (duration > 0 && pitch > 0)
 997                 fprintf(stderr, "\e[=%d;%dB", pitch, duration);
 998 }
 999
1000 static void
1001 set_keyrates(char *opt)
1002 {
1003         int arg[2];
1004         int repeat;
1005         int delay;
1006         int r, d;
1007
1008         if (!strcmp(opt, "slow")) {
1009                 delay = 1000, repeat = 500;
1010                 d = 3, r = 31;
1011         } else if (!strcmp(opt, "normal")) {
1012                 delay = 500, repeat = 125;
1013                 d = 1, r = 15;
1014         } else if (!strcmp(opt, "fast")) {
1015                 delay = repeat = 0;
1016                 d = r = 0;
1017         } else {
1018                 int             n;
1019                 char            *v1;
1020
1021                 delay = strtol(opt, &v1, 0);
1022                 if ((delay < 0) || (*v1 != '.'))
1023                         goto badopt;
1024                 opt = ++v1;
1025                 repeat = strtol(opt, &v1, 0);
1026                 if ((repeat < 0) || (*opt == '\0') || (*v1 != '\0')) {
1027 badopt:
1028                         warnx("argument to -r must be delay.repeat or slow|normal|fast");
1029                         return;
1030                 }
1031                 for (n = 0; n < ndelays - 1; n++)
1032                         if (delay <= delays[n])
1033                                 break;
1034                 d = n;
1035                 for (n = 0; n < nrepeats - 1; n++)
1036                         if (repeat <= repeats[n])
1037                                 break;
1038                 r = n;
1039         }
1040
1041         arg[0] = delay;
1042         arg[1] = repeat;
1043         if (ioctl(0, KDSETREPEAT, arg)) {
1044                 if (ioctl(0, KDSETRAD, (d << 5) | r))
1045                         warn("setting keyboard rate");
1046         }
1047 }
1048
1049 static const char *
1050 get_kbd_type_name(int type)
1051 {
1052         static struct {
1053                 int type;
1054                 const char *name;
1055         } name_table[] = {
1056                 { KB_84,        "AT 84" },
1057                 { KB_101,       "AT 101/102" },
1058                 { KB_OTHER,     "generic" },
1059         };
1060         unsigned int i;
1061
1062         for (i = 0; i < sizeof(name_table)/sizeof(name_table[0]); ++i) {
1063                 if (type == name_table[i].type)
1064                         return name_table[i].name;
1065         }
1066         return "unknown";
1067 }
1068
1069 static void
1070 show_kbd_info(void)
1071 {
1072         keyboard_info_t info;
1073
1074         if (ioctl(0, KDGKBINFO, &info) == -1) {
1075                 warn("unable to obtain keyboard information");
1076                 return;
1077         }
1078         printf("kbd%d:\n", info.kb_index);
1079         printf("    %.*s%d, type:%s (%d)\n",
1080                 (int)sizeof(info.kb_name), info.kb_name, info.kb_unit,
1081                 get_kbd_type_name(info.kb_type), info.kb_type);
1082 }
1083
1084 static void
1085 set_keyboard(char *device)
1086 {
1087         keyboard_info_t info;
1088         int fd;
1089
1090         fd = open(device, O_RDONLY);
1091         if (fd < 0) {
1092                 warn("cannot open %s", device);
1093                 return;
1094         }
1095         if (ioctl(fd, KDGKBINFO, &info) == -1) {
1096                 warn("unable to obtain keyboard information");
1097                 close(fd);
1098                 return;
1099         }
1100         /*
1101          * The keyboard device driver won't release the keyboard by
1102          * the following ioctl, but it automatically will, when the device
1103          * is closed.  So, we don't check error here.
1104          */
1105         ioctl(fd, CONS_RELKBD, 0);
1106         close(fd);
1107 #if 1
1108         printf("kbd%d\n", info.kb_index);
1109         printf("    %.*s%d, type:%s (%d)\n",
1110                 (int)sizeof(info.kb_name), info.kb_name, info.kb_unit,
1111                 get_kbd_type_name(info.kb_type), info.kb_type);
1112 #endif
1113
1114         if (ioctl(0, CONS_SETKBD, info.kb_index) == -1)
1115                 warn("unable to set keyboard");
1116 }
1117
1118 static void
1119 release_keyboard(void)
1120 {
1121         keyboard_info_t info;
1122
1123         /*
1124          * If stdin is not associated with a keyboard, the following ioctl
1125          * will fail.
1126          */
1127         if (ioctl(0, KDGKBINFO, &info) == -1) {
1128                 warn("unable to obtain keyboard information");
1129                 return;
1130         }
1131 #if 1
1132         printf("kbd%d\n", info.kb_index);
1133         printf("    %.*s%d, type:%s (%d)\n",
1134                 (int)sizeof(info.kb_name), info.kb_name, info.kb_unit,
1135                 get_kbd_type_name(info.kb_type), info.kb_type);
1136 #endif
1137         if (ioctl(0, CONS_RELKBD, 0) == -1)
1138                 warn("unable to release the keyboard");
1139 }
1140
1141 static void
1142 mux_keyboard(u_int op, char *kbd)
1143 {
1144         keyboard_info_t info;
1145         char            *unit, *ep;
1146
1147         /*
1148          * If stdin is not associated with a keyboard, the following ioctl
1149          * will fail.
1150          */
1151         if (ioctl(0, KDGKBINFO, &info) == -1) {
1152                 warn("unable to obtain keyboard information");
1153                 return;
1154         }
1155 #if 1
1156         printf("kbd%d\n", info.kb_index);
1157         printf("    %.*s%d, type:%s (%d)\n",
1158                 (int)sizeof(info.kb_name), info.kb_name, info.kb_unit,
1159                 get_kbd_type_name(info.kb_type), info.kb_type);
1160 #endif
1161         /*
1162          * split kbd into name and unit. find the right most part of the
1163          * kbd string that consist of only digits.
1164          */
1165
1166         memset(&info, 0, sizeof(info));
1167
1168         info.kb_unit = -1;
1169         ep = kbd - 1;
1170
1171         do {
1172                 unit = strpbrk(ep + 1, "0123456789");
1173                 if (unit != NULL) {
1174                         info.kb_unit = strtol(unit, &ep, 10);
1175                         if (*ep != '\0')
1176                                 info.kb_unit = -1;
1177                 }
1178         } while (unit != NULL && info.kb_unit == -1);
1179
1180         if (info.kb_unit == -1) {
1181                 warnx("unable to find keyboard driver unit in '%s'", kbd);
1182                 return;
1183         }
1184
1185         if (unit == kbd) {
1186                 warnx("unable to find keyboard driver name in '%s'", kbd);
1187                 return;
1188         }
1189         if (unit - kbd >= (int) sizeof(info.kb_name)) {
1190                 warnx("keyboard name '%s' is too long", kbd);
1191                 return;
1192         }
1193
1194         strncpy(info.kb_name, kbd, unit - kbd);
1195
1196         /*
1197          * If stdin is not associated with a kbdmux(4) keyboard, the following
1198          * ioctl will fail.
1199          */
1200
1201         if (ioctl(0, op, &info) == -1)
1202                 warn("unable to (un)mux the keyboard");
1203 }
1204
1205 static void
1206 usage(void)
1207 {
1208         fprintf(stderr, "%s\n%s\n%s\n",
1209 "usage: kbdcontrol [-dFKix] [-A name] [-a name] [-b duration.pitch | [quiet.]belltype]",
1210 "                  [-r delay.repeat | speed] [-l mapfile] [-f # string]",
1211 "                  [-k device] [-L mapfile] [-P path]");
1212         exit(1);
1213 }
1214
1215
1216 int
1217 main(int argc, char **argv)
1218 {
1219         const char      *optstring = "A:a:b:df:iKk:Fl:L:P:r:x";
1220         int             opt;
1221
1222         /* Collect any -P arguments, regardless of where they appear. */
1223         while ((opt = getopt(argc, argv, optstring)) != -1)
1224                 if (opt == 'P')
1225                         add_keymap_path(optarg);
1226
1227         optind = optreset = 1;
1228         while ((opt = getopt(argc, argv, optstring)) != -1)
1229                 switch(opt) {
1230                 case 'A':
1231                 case 'a':
1232                         mux_keyboard((opt == 'A')? KBRELKBD : KBADDKBD, optarg);
1233                         break;
1234                 case 'b':
1235                         set_bell_values(optarg);
1236                         break;
1237                 case 'd':
1238                         print_keymap();
1239                         break;
1240                 case 'l':
1241                         load_keymap(optarg, 0);
1242                         break;
1243                 case 'L':
1244                         load_keymap(optarg, 1);
1245                         break;
1246                 case 'P':
1247                         break;
1248                 case 'f':
1249                         set_functionkey(optarg,
1250                             nextarg(argc, argv, &optind, 'f'));
1251                         break;
1252                 case 'F':
1253                         load_default_functionkeys();
1254                         break;
1255                 case 'i':
1256                         show_kbd_info();
1257                         break;
1258                 case 'K':
1259                         release_keyboard();
1260                         break;
1261                 case 'k':
1262                         set_keyboard(optarg);
1263                         break;
1264                 case 'r':
1265                         set_keyrates(optarg);
1266                         break;
1267                 case 'x':
1268                         hex = 1;
1269                         break;
1270                 default:
1271                         usage();
1272                 }
1273         if ((optind != argc) || (argc == 1))
1274                 usage();
1275         exit(0);
1276 }