1 /*- 2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 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 as 10 * the first lines of this file unmodified. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 30 #include "opt_syscons.h" 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/conf.h> 35 #include <sys/consio.h> 36 #include <sys/fbio.h> 37 #include <sys/limits.h> 38 #include <sys/lock.h> 39 #include <sys/malloc.h> 40 #include <sys/mouse.h> 41 #include <sys/mutex.h> 42 #include <sys/proc.h> 43 #include <sys/random.h> 44 #include <sys/signalvar.h> 45 #include <sys/tty.h> 46 47 #include <dev/syscons/syscons.h> 48 49 #ifdef SC_TWOBUTTON_MOUSE 50 #define SC_MOUSE_PASTEBUTTON MOUSE_BUTTON3DOWN /* right button */ 51 #define SC_MOUSE_EXTENDBUTTON MOUSE_BUTTON2DOWN /* not really used */ 52 #else 53 #define SC_MOUSE_PASTEBUTTON MOUSE_BUTTON2DOWN /* middle button */ 54 #define SC_MOUSE_EXTENDBUTTON MOUSE_BUTTON3DOWN /* right button */ 55 #endif /* SC_TWOBUTTON_MOUSE */ 56 57 #define SC_WAKEUP_DELTA 20 58 59 /* for backward compatibility */ 60 #define OLD_CONS_MOUSECTL _IOWR('c', 10, old_mouse_info_t) 61 62 typedef struct old_mouse_data { 63 int x; 64 int y; 65 int buttons; 66 } old_mouse_data_t; 67 68 typedef struct old_mouse_info { 69 int operation; 70 union { 71 struct old_mouse_data data; 72 struct mouse_mode mode; 73 } u; 74 } old_mouse_info_t; 75 76 #ifndef SC_NO_SYSMOUSE 77 78 /* local variables */ 79 #ifndef SC_NO_CUTPASTE 80 static int cut_buffer_size; 81 static u_char *cut_buffer; 82 #endif 83 84 /* local functions */ 85 static void set_mouse_pos(scr_stat *scp); 86 #ifndef SC_NO_CUTPASTE 87 static int skip_spc_right(scr_stat *scp, int p); 88 static int skip_spc_left(scr_stat *scp, int p); 89 static void mouse_cut(scr_stat *scp); 90 static void mouse_cut_start(scr_stat *scp); 91 static void mouse_cut_end(scr_stat *scp); 92 static void mouse_cut_word(scr_stat *scp); 93 static void mouse_cut_line(scr_stat *scp); 94 static void mouse_cut_extend(scr_stat *scp); 95 #endif /* SC_NO_CUTPASTE */ 96 97 #ifndef SC_NO_CUTPASTE 98 /* allocate a cut buffer */ 99 void 100 sc_alloc_cut_buffer(scr_stat *scp, int wait) 101 { 102 u_char *p; 103 104 if ((cut_buffer == NULL) 105 || (cut_buffer_size < scp->xsize * scp->ysize + 1)) { 106 p = cut_buffer; 107 cut_buffer = NULL; 108 if (p != NULL) 109 free(p, M_DEVBUF); 110 cut_buffer_size = scp->xsize * scp->ysize + 1; 111 p = (u_char *)malloc(cut_buffer_size, 112 M_DEVBUF, (wait) ? M_WAITOK : M_NOWAIT); 113 if (p != NULL) 114 p[0] = '\0'; 115 cut_buffer = p; 116 } 117 } 118 #endif /* SC_NO_CUTPASTE */ 119 120 /* move mouse */ 121 void 122 sc_mouse_move(scr_stat *scp, int x, int y) 123 { 124 int s; 125 126 s = spltty(); 127 scp->mouse_xpos = scp->mouse_oldxpos = x; 128 scp->mouse_ypos = scp->mouse_oldypos = y; 129 if (scp->font_size <= 0 || scp->font_width <= 0) 130 scp->mouse_pos = scp->mouse_oldpos = 0; 131 else 132 scp->mouse_pos = scp->mouse_oldpos = 133 (y/scp->font_size - scp->yoff)*scp->xsize + x/scp->font_width - 134 scp->xoff; 135 scp->status |= MOUSE_MOVED; 136 splx(s); 137 } 138 139 /* adjust mouse position */ 140 static void 141 set_mouse_pos(scr_stat *scp) 142 { 143 if (scp->mouse_xpos < scp->xoff*scp->font_width) 144 scp->mouse_xpos = scp->xoff*scp->font_width; 145 if (scp->mouse_ypos < scp->yoff*scp->font_size) 146 scp->mouse_ypos = scp->yoff*scp->font_size; 147 if (ISGRAPHSC(scp)) { 148 if (scp->mouse_xpos > scp->xpixel-1) 149 scp->mouse_xpos = scp->xpixel-1; 150 if (scp->mouse_ypos > scp->ypixel-1) 151 scp->mouse_ypos = scp->ypixel-1; 152 return; 153 } else { 154 if (scp->mouse_xpos > (scp->xsize + scp->xoff)*scp->font_width - 1) 155 scp->mouse_xpos = (scp->xsize + scp->xoff)*scp->font_width - 1; 156 if (scp->mouse_ypos > (scp->ysize + scp->yoff)*scp->font_size - 1) 157 scp->mouse_ypos = (scp->ysize + scp->yoff)*scp->font_size - 1; 158 } 159 160 if ((scp->mouse_xpos != scp->mouse_oldxpos || scp->mouse_ypos != scp->mouse_oldypos) 161 && (scp->font_size != 0 && scp->font_width != 0)) { 162 scp->status |= MOUSE_MOVED; 163 scp->mouse_pos = 164 (scp->mouse_ypos/scp->font_size - scp->yoff)*scp->xsize 165 + scp->mouse_xpos/scp->font_width - scp->xoff; 166 #ifndef SC_NO_CUTPASTE 167 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) 168 mouse_cut(scp); 169 #endif 170 } 171 } 172 173 #ifndef SC_NO_CUTPASTE 174 175 void 176 sc_draw_mouse_image(scr_stat *scp) 177 { 178 if (ISGRAPHSC(scp)) 179 return; 180 181 SC_VIDEO_LOCK(scp->sc); 182 (*scp->rndr->draw_mouse)(scp, scp->mouse_xpos, scp->mouse_ypos, TRUE); 183 scp->mouse_oldpos = scp->mouse_pos; 184 scp->mouse_oldxpos = scp->mouse_xpos; 185 scp->mouse_oldypos = scp->mouse_ypos; 186 scp->status |= MOUSE_VISIBLE; 187 SC_VIDEO_UNLOCK(scp->sc); 188 } 189 190 void 191 sc_remove_mouse_image(scr_stat *scp) 192 { 193 int size; 194 int i; 195 196 if (ISGRAPHSC(scp)) 197 return; 198 199 SC_VIDEO_LOCK(scp->sc); 200 (*scp->rndr->draw_mouse)(scp, 201 (scp->mouse_oldpos%scp->xsize + scp->xoff) 202 * scp->font_width, 203 (scp->mouse_oldpos/scp->xsize + scp->yoff) 204 * scp->font_size, 205 FALSE); 206 size = scp->xsize*scp->ysize; 207 i = scp->mouse_oldpos; 208 mark_for_update(scp, i); 209 mark_for_update(scp, i); 210 #ifndef PC98 211 if (i + scp->xsize + 1 < size) { 212 mark_for_update(scp, i + scp->xsize + 1); 213 } else if (i + scp->xsize < size) { 214 mark_for_update(scp, i + scp->xsize); 215 } else if (i + 1 < size) { 216 mark_for_update(scp, i + 1); 217 } 218 #endif /* PC98 */ 219 scp->status &= ~MOUSE_VISIBLE; 220 SC_VIDEO_UNLOCK(scp->sc); 221 } 222 223 int 224 sc_inside_cutmark(scr_stat *scp, int pos) 225 { 226 int start; 227 int end; 228 229 if (scp->mouse_cut_end < 0) 230 return FALSE; 231 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 232 start = scp->mouse_cut_start; 233 end = scp->mouse_cut_end; 234 } else { 235 start = scp->mouse_cut_end; 236 end = scp->mouse_cut_start - 1; 237 } 238 return ((start <= pos) && (pos <= end)); 239 } 240 241 void 242 sc_remove_cutmarking(scr_stat *scp) 243 { 244 int s; 245 246 s = spltty(); 247 if (scp->mouse_cut_end >= 0) { 248 mark_for_update(scp, scp->mouse_cut_start); 249 mark_for_update(scp, scp->mouse_cut_end); 250 } 251 scp->mouse_cut_start = scp->xsize*scp->ysize; 252 scp->mouse_cut_end = -1; 253 splx(s); 254 scp->status &= ~MOUSE_CUTTING; 255 } 256 257 void 258 sc_remove_all_cutmarkings(sc_softc_t *sc) 259 { 260 scr_stat *scp; 261 int i; 262 263 /* delete cut markings in all vtys */ 264 for (i = 0; i < sc->vtys; ++i) { 265 scp = SC_STAT(sc->dev[i]); 266 if (scp == NULL) 267 continue; 268 sc_remove_cutmarking(scp); 269 } 270 } 271 272 void 273 sc_remove_all_mouse(sc_softc_t *sc) 274 { 275 scr_stat *scp; 276 int i; 277 278 for (i = 0; i < sc->vtys; ++i) { 279 scp = SC_STAT(sc->dev[i]); 280 if (scp == NULL) 281 continue; 282 if (scp->status & MOUSE_VISIBLE) { 283 scp->status &= ~MOUSE_VISIBLE; 284 mark_all(scp); 285 } 286 } 287 } 288 289 #define IS_SPACE_CHAR(c) (((c) & 0xff) == ' ') 290 291 #ifdef SC_CUT_SPACES2TABS 292 #define IS_BLANK_CHAR(c) (((c) & 0xff) == ' ' || ((c) & 0xff) == '\t') 293 #else 294 #define IS_BLANK_CHAR(c) IS_SPACE_CHAR(c) 295 #endif /* SC_CUT_SPACES2TABS */ 296 297 #ifdef SC_CUT_SEPCHARS 298 #define IS_SEP_CHAR(c) (index(SC_CUT_SEPCHARS, (c) & 0xff) != NULL) 299 #else 300 #define IS_SEP_CHAR(c) IS_SPACE_CHAR(c) 301 #endif /* SC_CUT_SEPCHARS */ 302 303 /* skip spaces to right */ 304 static int 305 skip_spc_right(scr_stat *scp, int p) 306 { 307 int c; 308 int i; 309 310 for (i = p % scp->xsize; i < scp->xsize; ++i) { 311 c = sc_vtb_getc(&scp->vtb, p); 312 if (!IS_SPACE_CHAR(c)) 313 break; 314 ++p; 315 } 316 return i; 317 } 318 319 /* skip spaces to left */ 320 static int 321 skip_spc_left(scr_stat *scp, int p) 322 { 323 int c; 324 int i; 325 326 for (i = p-- % scp->xsize - 1; i >= 0; --i) { 327 c = sc_vtb_getc(&scp->vtb, p); 328 if (!IS_SPACE_CHAR(c)) 329 break; 330 --p; 331 } 332 return i; 333 } 334 335 static void 336 mouse_do_cut(scr_stat *scp, int from, int to) 337 { 338 int blank; 339 int i; 340 int leadspaces; 341 int p; 342 int s; 343 344 for (p = from, i = blank = leadspaces = 0; p <= to; ++p) { 345 cut_buffer[i] = sc_vtb_getc(&scp->vtb, p); 346 /* Be prepared that sc_vtb_getc() can return '\0' */ 347 if (cut_buffer[i] == '\0') 348 cut_buffer[i] = ' '; 349 #ifdef SC_CUT_SPACES2TABS 350 if (leadspaces != -1) { 351 if (IS_SPACE_CHAR(cut_buffer[i])) { 352 leadspaces++; 353 /* Check that we are at tabstop position */ 354 if ((p % scp->xsize) % 8 == 7) { 355 i -= leadspaces - 1; 356 cut_buffer[i] = '\t'; 357 leadspaces = 0; 358 } 359 } else { 360 leadspaces = -1; 361 } 362 } 363 #endif /* SC_CUT_SPACES2TABS */ 364 /* remember the position of the last non-space char */ 365 if (!IS_BLANK_CHAR(cut_buffer[i])) 366 blank = i + 1; /* the first space after the last non-space */ 367 ++i; 368 /* trim trailing blank when crossing lines */ 369 if ((p % scp->xsize) == (scp->xsize - 1)) { 370 cut_buffer[blank++] = '\r'; 371 i = blank; 372 leadspaces = 0; 373 } 374 } 375 cut_buffer[i] = '\0'; 376 377 /* remove the current marking */ 378 s = spltty(); 379 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 380 mark_for_update(scp, scp->mouse_cut_start); 381 mark_for_update(scp, scp->mouse_cut_end); 382 } else if (scp->mouse_cut_end >= 0) { 383 mark_for_update(scp, scp->mouse_cut_end); 384 mark_for_update(scp, scp->mouse_cut_start); 385 } 386 387 /* mark the new region */ 388 scp->mouse_cut_start = from; 389 scp->mouse_cut_end = to; 390 mark_for_update(scp, from); 391 mark_for_update(scp, to); 392 splx(s); 393 } 394 395 /* copy marked region to the cut buffer */ 396 static void 397 mouse_cut(scr_stat *scp) 398 { 399 int start; 400 int end; 401 int from; 402 int to; 403 int c; 404 int p; 405 int s; 406 int i; 407 408 start = scp->mouse_cut_start; 409 end = scp->mouse_cut_end; 410 if (scp->mouse_pos >= start) { 411 from = start; 412 to = end = scp->mouse_pos; 413 } else { 414 from = end = scp->mouse_pos; 415 to = start - 1; 416 } 417 p = to; 418 for (i = p % scp->xsize; i < scp->xsize; ++i) { 419 c = sc_vtb_getc(&scp->vtb, p); 420 if (!IS_SPACE_CHAR(c)) 421 break; 422 ++p; 423 } 424 /* if there is nothing but blank chars, trim them, but mark towards eol */ 425 if (i == scp->xsize) { 426 if (end >= start) 427 to = end = p - 1; 428 else 429 to = start = p; 430 } 431 mouse_do_cut(scp, from, to); 432 s = spltty(); 433 scp->mouse_cut_start = start; 434 scp->mouse_cut_end = end; 435 splx(s); 436 } 437 438 /* a mouse button is pressed, start cut operation */ 439 static void 440 mouse_cut_start(scr_stat *scp) 441 { 442 int i; 443 int s; 444 445 if (scp->status & MOUSE_VISIBLE) { 446 sc_remove_all_cutmarkings(scp->sc); 447 if (scp->mouse_pos == scp->mouse_cut_start == scp->mouse_cut_end) { 448 cut_buffer[0] = '\0'; 449 return; 450 } else if (skip_spc_right(scp, scp->mouse_pos) >= scp->xsize) { 451 /* if the pointer is on trailing blank chars, mark towards eol */ 452 i = skip_spc_left(scp, scp->mouse_pos) + 1; 453 s = spltty(); 454 scp->mouse_cut_start = 455 (scp->mouse_pos / scp->xsize) * scp->xsize + i; 456 scp->mouse_cut_end = 457 (scp->mouse_pos / scp->xsize + 1) * scp->xsize - 1; 458 splx(s); 459 cut_buffer[0] = '\r'; 460 } else { 461 s = spltty(); 462 scp->mouse_cut_start = scp->mouse_pos; 463 scp->mouse_cut_end = scp->mouse_cut_start; 464 splx(s); 465 cut_buffer[0] = sc_vtb_getc(&scp->vtb, scp->mouse_cut_start); 466 } 467 cut_buffer[1] = '\0'; 468 scp->status |= MOUSE_CUTTING; 469 mark_all(scp); /* this is probably overkill XXX */ 470 } 471 } 472 473 /* end of cut operation */ 474 static void 475 mouse_cut_end(scr_stat *scp) 476 { 477 if (scp->status & MOUSE_VISIBLE) 478 scp->status &= ~MOUSE_CUTTING; 479 } 480 481 /* copy a word under the mouse pointer */ 482 static void 483 mouse_cut_word(scr_stat *scp) 484 { 485 int start; 486 int end; 487 int sol; 488 int eol; 489 int c; 490 int j; 491 int len; 492 493 /* 494 * Because we don't have locale information in the kernel, 495 * we only distinguish space char and non-space chars. Punctuation 496 * chars, symbols and other regular chars are all treated alike 497 * unless user specified SC_CUT_SEPCHARS in his kernel config file. 498 */ 499 if (scp->status & MOUSE_VISIBLE) { 500 sol = (scp->mouse_pos / scp->xsize) * scp->xsize; 501 eol = sol + scp->xsize; 502 c = sc_vtb_getc(&scp->vtb, scp->mouse_pos); 503 if (IS_SEP_CHAR(c)) { 504 /* blank space */ 505 for (j = scp->mouse_pos; j >= sol; --j) { 506 c = sc_vtb_getc(&scp->vtb, j); 507 if (!IS_SEP_CHAR(c)) 508 break; 509 } 510 start = ++j; 511 for (j = scp->mouse_pos; j < eol; ++j) { 512 c = sc_vtb_getc(&scp->vtb, j); 513 if (!IS_SEP_CHAR(c)) 514 break; 515 } 516 end = j - 1; 517 } else { 518 /* non-space word */ 519 for (j = scp->mouse_pos; j >= sol; --j) { 520 c = sc_vtb_getc(&scp->vtb, j); 521 if (IS_SEP_CHAR(c)) 522 break; 523 } 524 start = ++j; 525 for (j = scp->mouse_pos; j < eol; ++j) { 526 c = sc_vtb_getc(&scp->vtb, j); 527 if (IS_SEP_CHAR(c)) 528 break; 529 } 530 end = j - 1; 531 } 532 533 /* copy the found word */ 534 mouse_do_cut(scp, start, end); 535 len = strlen(cut_buffer); 536 if (cut_buffer[len - 1] == '\r') 537 cut_buffer[len - 1] = '\0'; 538 } 539 } 540 541 /* copy a line under the mouse pointer */ 542 static void 543 mouse_cut_line(scr_stat *scp) 544 { 545 int len; 546 int from; 547 548 if (scp->status & MOUSE_VISIBLE) { 549 from = (scp->mouse_pos / scp->xsize) * scp->xsize; 550 mouse_do_cut(scp, from, from + scp->xsize - 1); 551 len = strlen(cut_buffer); 552 if (cut_buffer[len - 1] == '\r') 553 cut_buffer[len - 1] = '\0'; 554 scp->status |= MOUSE_CUTTING; 555 } 556 } 557 558 /* extend the marked region to the mouse pointer position */ 559 static void 560 mouse_cut_extend(scr_stat *scp) 561 { 562 int start; 563 int end; 564 int s; 565 566 if ((scp->status & MOUSE_VISIBLE) && !(scp->status & MOUSE_CUTTING) 567 && (scp->mouse_cut_end >= 0)) { 568 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 569 start = scp->mouse_cut_start; 570 end = scp->mouse_cut_end; 571 } else { 572 start = scp->mouse_cut_end; 573 end = scp->mouse_cut_start - 1; 574 } 575 s = spltty(); 576 if (scp->mouse_pos > end) { 577 scp->mouse_cut_start = start; 578 scp->mouse_cut_end = end; 579 } else if (scp->mouse_pos < start) { 580 scp->mouse_cut_start = end + 1; 581 scp->mouse_cut_end = start; 582 } else { 583 if (scp->mouse_pos - start > end + 1 - scp->mouse_pos) { 584 scp->mouse_cut_start = start; 585 scp->mouse_cut_end = end; 586 } else { 587 scp->mouse_cut_start = end + 1; 588 scp->mouse_cut_end = start; 589 } 590 } 591 splx(s); 592 mouse_cut(scp); 593 scp->status |= MOUSE_CUTTING; 594 } 595 } 596 597 /* paste cut buffer contents into the current vty */ 598 void 599 sc_mouse_paste(scr_stat *scp) 600 { 601 sc_paste(scp, cut_buffer, strlen(cut_buffer)); 602 } 603 604 #endif /* SC_NO_CUTPASTE */ 605 606 int 607 sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag, 608 struct thread *td) 609 { 610 mouse_info_t *mouse; 611 mouse_info_t buf; 612 scr_stat *cur_scp; 613 scr_stat *scp; 614 struct proc *p1; 615 int s; 616 int f; 617 618 scp = SC_STAT(tp->t_dev); 619 620 switch (cmd) { 621 622 case CONS_MOUSECTL: /* control mouse arrow */ 623 case OLD_CONS_MOUSECTL: 624 625 mouse = (mouse_info_t*)data; 626 627 random_harvest(mouse, sizeof(mouse_info_t), 2, 0, RANDOM_MOUSE); 628 629 if (cmd == OLD_CONS_MOUSECTL) { 630 static u_char swapb[] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 631 old_mouse_info_t *old_mouse = (old_mouse_info_t *)data; 632 633 mouse = &buf; 634 mouse->operation = old_mouse->operation; 635 switch (mouse->operation) { 636 case MOUSE_MODE: 637 mouse->u.mode = old_mouse->u.mode; 638 break; 639 case MOUSE_SHOW: 640 case MOUSE_HIDE: 641 break; 642 case MOUSE_MOVEABS: 643 case MOUSE_MOVEREL: 644 case MOUSE_ACTION: 645 mouse->u.data.x = old_mouse->u.data.x; 646 mouse->u.data.y = old_mouse->u.data.y; 647 mouse->u.data.z = 0; 648 mouse->u.data.buttons = swapb[old_mouse->u.data.buttons & 0x7]; 649 break; 650 case MOUSE_GETINFO: 651 old_mouse->u.data.x = scp->mouse_xpos; 652 old_mouse->u.data.y = scp->mouse_ypos; 653 old_mouse->u.data.buttons = swapb[scp->mouse_buttons & 0x7]; 654 return 0; 655 default: 656 return EINVAL; 657 } 658 } 659 660 cur_scp = scp->sc->cur_scp; 661 662 switch (mouse->operation) { 663 case MOUSE_MODE: 664 if (ISSIGVALID(mouse->u.mode.signal)) { 665 scp->mouse_signal = mouse->u.mode.signal; 666 scp->mouse_proc = td->td_proc; 667 scp->mouse_pid = td->td_proc->p_pid; 668 } 669 else { 670 scp->mouse_signal = 0; 671 scp->mouse_proc = NULL; 672 scp->mouse_pid = 0; 673 } 674 return 0; 675 676 case MOUSE_SHOW: 677 s = spltty(); 678 if (!(scp->sc->flags & SC_MOUSE_ENABLED)) { 679 scp->sc->flags |= SC_MOUSE_ENABLED; 680 cur_scp->status &= ~MOUSE_HIDDEN; 681 if (!ISGRAPHSC(cur_scp)) 682 mark_all(cur_scp); 683 } 684 splx(s); 685 return 0; 686 /* NOTREACHED */ 687 688 case MOUSE_HIDE: 689 s = spltty(); 690 if (scp->sc->flags & SC_MOUSE_ENABLED) { 691 scp->sc->flags &= ~SC_MOUSE_ENABLED; 692 sc_remove_all_mouse(scp->sc); 693 } 694 splx(s); 695 return 0; 696 /* NOTREACHED */ 697 698 case MOUSE_MOVEABS: 699 s = spltty(); 700 scp->mouse_xpos = mouse->u.data.x; 701 scp->mouse_ypos = mouse->u.data.y; 702 set_mouse_pos(scp); 703 splx(s); 704 break; 705 706 case MOUSE_MOVEREL: 707 s = spltty(); 708 scp->mouse_xpos += mouse->u.data.x; 709 scp->mouse_ypos += mouse->u.data.y; 710 set_mouse_pos(scp); 711 splx(s); 712 break; 713 714 case MOUSE_GETINFO: 715 mouse->u.data.x = scp->mouse_xpos; 716 mouse->u.data.y = scp->mouse_ypos; 717 mouse->u.data.z = 0; 718 mouse->u.data.buttons = scp->mouse_buttons; 719 return 0; 720 721 case MOUSE_ACTION: 722 case MOUSE_MOTION_EVENT: 723 /* send out mouse event on /dev/sysmouse */ 724 #if 0 725 /* this should maybe only be settable from /dev/consolectl SOS */ 726 if (SC_VTY(tp->t_dev) != SC_CONSOLECTL) 727 return ENOTTY; 728 #endif 729 s = spltty(); 730 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) { 731 cur_scp->mouse_xpos += mouse->u.data.x; 732 cur_scp->mouse_ypos += mouse->u.data.y; 733 set_mouse_pos(cur_scp); 734 } 735 f = 0; 736 if (mouse->operation == MOUSE_ACTION) { 737 f = cur_scp->mouse_buttons ^ mouse->u.data.buttons; 738 cur_scp->mouse_buttons = mouse->u.data.buttons; 739 } 740 splx(s); 741 742 if (sysmouse_event(mouse) == 0) 743 return 0; 744 745 /* 746 * If any buttons are down or the mouse has moved a lot, 747 * stop the screen saver. 748 */ 749 if (((mouse->operation == MOUSE_ACTION) && mouse->u.data.buttons) 750 || (mouse->u.data.x*mouse->u.data.x 751 + mouse->u.data.y*mouse->u.data.y 752 >= SC_WAKEUP_DELTA*SC_WAKEUP_DELTA)) { 753 sc_touch_scrn_saver(); 754 } 755 756 cur_scp->status &= ~MOUSE_HIDDEN; 757 758 if (cur_scp->mouse_signal && cur_scp->mouse_proc) { 759 /* has controlling process died? */ 760 if (cur_scp->mouse_proc != (p1 = pfind(cur_scp->mouse_pid))) { 761 cur_scp->mouse_signal = 0; 762 cur_scp->mouse_proc = NULL; 763 cur_scp->mouse_pid = 0; 764 if (p1) 765 PROC_UNLOCK(p1); 766 } else { 767 psignal(cur_scp->mouse_proc, cur_scp->mouse_signal); 768 PROC_UNLOCK(cur_scp->mouse_proc); 769 break; 770 } 771 } 772 773 #ifndef SC_NO_CUTPASTE 774 if (ISGRAPHSC(cur_scp) || (cut_buffer == NULL)) 775 break; 776 777 if ((mouse->operation == MOUSE_ACTION) && f) { 778 /* process button presses */ 779 if (cur_scp->mouse_buttons & MOUSE_BUTTON1DOWN) 780 mouse_cut_start(cur_scp); 781 else 782 mouse_cut_end(cur_scp); 783 if (cur_scp->mouse_buttons & MOUSE_BUTTON2DOWN || 784 cur_scp->mouse_buttons & MOUSE_BUTTON3DOWN) 785 sc_mouse_paste(cur_scp); 786 } 787 #endif /* SC_NO_CUTPASTE */ 788 break; 789 790 case MOUSE_BUTTON_EVENT: 791 if ((mouse->u.event.id & MOUSE_BUTTONS) == 0) 792 return EINVAL; 793 if (mouse->u.event.value < 0) 794 return EINVAL; 795 #if 0 796 /* this should maybe only be settable from /dev/consolectl SOS */ 797 if (SC_VTY(tp->t_dev) != SC_CONSOLECTL) 798 return ENOTTY; 799 #endif 800 if (mouse->u.event.value > 0) 801 cur_scp->mouse_buttons |= mouse->u.event.id; 802 else 803 cur_scp->mouse_buttons &= ~mouse->u.event.id; 804 805 if (sysmouse_event(mouse) == 0) 806 return 0; 807 808 /* if a button is held down, stop the screen saver */ 809 if (mouse->u.event.value > 0) 810 sc_touch_scrn_saver(); 811 812 cur_scp->status &= ~MOUSE_HIDDEN; 813 814 if (cur_scp->mouse_signal && cur_scp->mouse_proc) { 815 if (cur_scp->mouse_proc != (p1 = pfind(cur_scp->mouse_pid))){ 816 cur_scp->mouse_signal = 0; 817 cur_scp->mouse_proc = NULL; 818 cur_scp->mouse_pid = 0; 819 if (p1) 820 PROC_UNLOCK(p1); 821 } else { 822 psignal(cur_scp->mouse_proc, cur_scp->mouse_signal); 823 PROC_UNLOCK(cur_scp->mouse_proc); 824 break; 825 } 826 } 827 828 #ifndef SC_NO_CUTPASTE 829 if (ISGRAPHSC(cur_scp) || (cut_buffer == NULL)) 830 break; 831 832 switch (mouse->u.event.id) { 833 case MOUSE_BUTTON1DOWN: 834 switch (mouse->u.event.value % 4) { 835 case 0: /* up */ 836 mouse_cut_end(cur_scp); 837 break; 838 case 1: /* single click: start cut operation */ 839 mouse_cut_start(cur_scp); 840 break; 841 case 2: /* double click: cut a word */ 842 mouse_cut_word(cur_scp); 843 mouse_cut_end(cur_scp); 844 break; 845 case 3: /* triple click: cut a line */ 846 mouse_cut_line(cur_scp); 847 mouse_cut_end(cur_scp); 848 break; 849 } 850 break; 851 case SC_MOUSE_PASTEBUTTON: 852 switch (mouse->u.event.value) { 853 case 0: /* up */ 854 break; 855 default: 856 sc_mouse_paste(cur_scp); 857 break; 858 } 859 break; 860 case SC_MOUSE_EXTENDBUTTON: 861 switch (mouse->u.event.value) { 862 case 0: /* up */ 863 if (!(cur_scp->mouse_buttons & MOUSE_BUTTON1DOWN)) 864 mouse_cut_end(cur_scp); 865 break; 866 default: 867 mouse_cut_extend(cur_scp); 868 break; 869 } 870 break; 871 } 872 #endif /* SC_NO_CUTPASTE */ 873 break; 874 875 case MOUSE_MOUSECHAR: 876 if (mouse->u.mouse_char < 0) { 877 mouse->u.mouse_char = scp->sc->mouse_char; 878 } else { 879 if (mouse->u.mouse_char > UCHAR_MAX - 3) 880 return EINVAL; 881 s = spltty(); 882 sc_remove_all_mouse(scp->sc); 883 #ifndef SC_NO_FONT_LOADING 884 if (ISTEXTSC(cur_scp) && (cur_scp->font != NULL)) 885 sc_load_font(cur_scp, 0, cur_scp->font_size, 886 cur_scp->font_width, 887 cur_scp->font + cur_scp->font_size 888 * cur_scp->sc->mouse_char, 889 cur_scp->sc->mouse_char, 4); 890 #endif 891 scp->sc->mouse_char = mouse->u.mouse_char; 892 splx(s); 893 } 894 break; 895 896 default: 897 return EINVAL; 898 } 899 900 return 0; 901 } 902 903 return ENOIOCTL; 904 } 905 906 #endif /* SC_NO_SYSMOUSE */ 907