1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 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 as 12 * the first lines of this file unmodified. 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 AUTHORS ``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 AUTHORS 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 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include "opt_syscons.h" 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/conf.h> 37 #include <sys/consio.h> 38 #include <sys/fbio.h> 39 #include <sys/limits.h> 40 #include <sys/lock.h> 41 #include <sys/malloc.h> 42 #include <sys/mouse.h> 43 #include <sys/mutex.h> 44 #include <sys/proc.h> 45 #include <sys/random.h> 46 #include <sys/signalvar.h> 47 #include <sys/tty.h> 48 49 #include <dev/syscons/syscons.h> 50 51 #ifdef SC_TWOBUTTON_MOUSE 52 #define SC_MOUSE_PASTEBUTTON MOUSE_BUTTON3DOWN /* right button */ 53 #define SC_MOUSE_EXTENDBUTTON MOUSE_BUTTON2DOWN /* not really used */ 54 #else 55 #define SC_MOUSE_PASTEBUTTON MOUSE_BUTTON2DOWN /* middle button */ 56 #define SC_MOUSE_EXTENDBUTTON MOUSE_BUTTON3DOWN /* right button */ 57 #endif /* SC_TWOBUTTON_MOUSE */ 58 59 #define SC_WAKEUP_DELTA 20 60 61 /* for backward compatibility */ 62 #define OLD_CONS_MOUSECTL _IOWR('c', 10, old_mouse_info_t) 63 64 typedef struct old_mouse_data { 65 int x; 66 int y; 67 int buttons; 68 } old_mouse_data_t; 69 70 typedef struct old_mouse_info { 71 int operation; 72 union { 73 struct old_mouse_data data; 74 struct mouse_mode mode; 75 } u; 76 } old_mouse_info_t; 77 78 #ifndef SC_NO_SYSMOUSE 79 80 /* local variables */ 81 #ifndef SC_NO_CUTPASTE 82 static int cut_buffer_size; 83 static u_char *cut_buffer; 84 #endif 85 86 /* local functions */ 87 static void set_mouse_pos(scr_stat *scp); 88 #ifndef SC_NO_CUTPASTE 89 static int skip_spc_right(scr_stat *scp, int p); 90 static int skip_spc_left(scr_stat *scp, int p); 91 static void mouse_cut(scr_stat *scp); 92 static void mouse_cut_start(scr_stat *scp); 93 static void mouse_cut_end(scr_stat *scp); 94 static void mouse_cut_word(scr_stat *scp); 95 static void mouse_cut_line(scr_stat *scp); 96 static void mouse_cut_extend(scr_stat *scp); 97 #endif /* SC_NO_CUTPASTE */ 98 99 #ifndef SC_NO_CUTPASTE 100 /* allocate a cut buffer */ 101 void 102 sc_alloc_cut_buffer(scr_stat *scp, int wait) 103 { 104 u_char *p; 105 106 if ((cut_buffer == NULL) 107 || (cut_buffer_size < scp->xsize * scp->ysize + 1)) { 108 p = cut_buffer; 109 cut_buffer = NULL; 110 if (p != NULL) 111 free(p, M_DEVBUF); 112 cut_buffer_size = scp->xsize * scp->ysize + 1; 113 p = (u_char *)malloc(cut_buffer_size, 114 M_DEVBUF, (wait) ? M_WAITOK : M_NOWAIT); 115 if (p != NULL) 116 p[0] = '\0'; 117 cut_buffer = p; 118 } 119 } 120 #endif /* SC_NO_CUTPASTE */ 121 122 static void 123 sc_mouse_input_button(scr_stat *scp, int button) 124 { 125 char mouseb[6] = "\x1B[M"; 126 127 mouseb[3] = ' ' + button; 128 mouseb[4] = '!' + scp->mouse_pos % scp->xsize; 129 mouseb[5] = '!' + scp->mouse_pos / scp->xsize; 130 sc_respond(scp, mouseb, sizeof mouseb, 1); 131 } 132 133 static void 134 sc_mouse_input(scr_stat *scp, mouse_info_t *mouse) 135 { 136 137 switch (mouse->operation) { 138 case MOUSE_BUTTON_EVENT: 139 if (mouse->u.event.value > 0) { 140 /* Mouse button pressed. */ 141 if (mouse->u.event.id & MOUSE_BUTTON1DOWN) 142 sc_mouse_input_button(scp, 0); 143 if (mouse->u.event.id & MOUSE_BUTTON2DOWN) 144 sc_mouse_input_button(scp, 1); 145 if (mouse->u.event.id & MOUSE_BUTTON3DOWN) 146 sc_mouse_input_button(scp, 2); 147 } else { 148 /* Mouse button released. */ 149 sc_mouse_input_button(scp, 3); 150 } 151 break; 152 case MOUSE_MOTION_EVENT: 153 if (mouse->u.data.z < 0) { 154 /* Scroll up. */ 155 sc_mouse_input_button(scp, 64); 156 } else if (mouse->u.data.z > 0) { 157 /* Scroll down. */ 158 sc_mouse_input_button(scp, 65); 159 } 160 break; 161 } 162 } 163 164 /* move mouse */ 165 void 166 sc_mouse_move(scr_stat *scp, int x, int y) 167 { 168 int s; 169 170 s = spltty(); 171 scp->mouse_xpos = scp->mouse_oldxpos = x; 172 scp->mouse_ypos = scp->mouse_oldypos = y; 173 if (scp->font_size <= 0 || scp->font_width <= 0) 174 scp->mouse_pos = scp->mouse_oldpos = 0; 175 else 176 scp->mouse_pos = scp->mouse_oldpos = 177 (y/scp->font_size - scp->yoff)*scp->xsize + x/scp->font_width - 178 scp->xoff; 179 scp->status |= MOUSE_MOVED; 180 splx(s); 181 } 182 183 /* adjust mouse position */ 184 static void 185 set_mouse_pos(scr_stat *scp) 186 { 187 if (scp->mouse_xpos < scp->xoff*scp->font_width) 188 scp->mouse_xpos = scp->xoff*scp->font_width; 189 if (scp->mouse_ypos < scp->yoff*scp->font_size) 190 scp->mouse_ypos = scp->yoff*scp->font_size; 191 if (ISGRAPHSC(scp)) { 192 if (scp->mouse_xpos > scp->xpixel-1) 193 scp->mouse_xpos = scp->xpixel-1; 194 if (scp->mouse_ypos > scp->ypixel-1) 195 scp->mouse_ypos = scp->ypixel-1; 196 return; 197 } else { 198 if (scp->mouse_xpos > (scp->xsize + scp->xoff)*scp->font_width - 1) 199 scp->mouse_xpos = (scp->xsize + scp->xoff)*scp->font_width - 1; 200 if (scp->mouse_ypos > (scp->ysize + scp->yoff)*scp->font_size - 1) 201 scp->mouse_ypos = (scp->ysize + scp->yoff)*scp->font_size - 1; 202 } 203 204 if ((scp->mouse_xpos != scp->mouse_oldxpos || scp->mouse_ypos != scp->mouse_oldypos) 205 && (scp->font_size != 0 && scp->font_width != 0)) { 206 scp->status |= MOUSE_MOVED; 207 scp->mouse_pos = 208 (scp->mouse_ypos/scp->font_size - scp->yoff)*scp->xsize 209 + scp->mouse_xpos/scp->font_width - scp->xoff; 210 #ifndef SC_NO_CUTPASTE 211 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) 212 mouse_cut(scp); 213 #endif 214 } 215 } 216 217 #ifndef SC_NO_CUTPASTE 218 219 void 220 sc_draw_mouse_image(scr_stat *scp) 221 { 222 if (ISGRAPHSC(scp)) 223 return; 224 225 SC_VIDEO_LOCK(scp->sc); 226 (*scp->rndr->draw_mouse)(scp, scp->mouse_xpos, scp->mouse_ypos, TRUE); 227 scp->mouse_oldpos = scp->mouse_pos; 228 scp->mouse_oldxpos = scp->mouse_xpos; 229 scp->mouse_oldypos = scp->mouse_ypos; 230 scp->status |= MOUSE_VISIBLE; 231 SC_VIDEO_UNLOCK(scp->sc); 232 } 233 234 void 235 sc_remove_mouse_image(scr_stat *scp) 236 { 237 int cols, i, rows; 238 239 if (ISGRAPHSC(scp)) 240 return; 241 242 SC_VIDEO_LOCK(scp->sc); 243 (*scp->rndr->draw_mouse)(scp, scp->mouse_oldxpos, scp->mouse_oldypos, 244 FALSE); 245 /* 246 * To simplify the renderer and ensure undrawing with correct 247 * attributes, mark for update a region containing the cursor 248 * (usually 2x2 character cells joined by almost a full line o 249 * character cells). 250 * 251 * The renderer should only undraw any pixels outside of the text 252 * window (e.g., ones in borders and hardware cursors). 253 */ 254 i = scp->mouse_oldpos; 255 mark_for_update(scp, i); 256 mark_for_update(scp, i); 257 cols = 1 + howmany(10 - 1, scp->font_width); /* up to VGA cursor width 9 */ 258 cols = imax(cols, 2); /* in case it is text mode 2x2 char cells */ 259 cols = imin(cols, scp->xsize - i % scp->xsize); 260 rows = 1 + howmany(16 - 1, scp->font_size); /* up to VGA cursor height 16 */ 261 rows = imax(rows, 2); /* don't bother reducing 3 to 2 if text */ 262 rows = imin(rows, scp->ysize - i / scp->xsize); 263 mark_for_update(scp, i + (rows - 1) * scp->xsize + cols - 1); 264 scp->status &= ~MOUSE_VISIBLE; 265 SC_VIDEO_UNLOCK(scp->sc); 266 } 267 268 int 269 sc_inside_cutmark(scr_stat *scp, int pos) 270 { 271 int start; 272 int end; 273 274 if (scp->mouse_cut_end < 0) 275 return FALSE; 276 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 277 start = scp->mouse_cut_start; 278 end = scp->mouse_cut_end; 279 } else { 280 start = scp->mouse_cut_end; 281 end = scp->mouse_cut_start - 1; 282 } 283 return ((start <= pos) && (pos <= end)); 284 } 285 286 void 287 sc_remove_cutmarking(scr_stat *scp) 288 { 289 int s; 290 291 s = spltty(); 292 if (scp->mouse_cut_end >= 0) { 293 mark_for_update(scp, scp->mouse_cut_start); 294 mark_for_update(scp, scp->mouse_cut_end); 295 } 296 scp->mouse_cut_start = scp->xsize*scp->ysize; 297 scp->mouse_cut_end = -1; 298 splx(s); 299 scp->status &= ~MOUSE_CUTTING; 300 } 301 302 void 303 sc_remove_all_cutmarkings(sc_softc_t *sc) 304 { 305 scr_stat *scp; 306 int i; 307 308 /* delete cut markings in all vtys */ 309 for (i = 0; i < sc->vtys; ++i) { 310 scp = SC_STAT(sc->dev[i]); 311 if (scp == NULL) 312 continue; 313 sc_remove_cutmarking(scp); 314 } 315 } 316 317 void 318 sc_remove_all_mouse(sc_softc_t *sc) 319 { 320 scr_stat *scp; 321 int i; 322 323 for (i = 0; i < sc->vtys; ++i) { 324 scp = SC_STAT(sc->dev[i]); 325 if (scp == NULL) 326 continue; 327 if (scp->status & MOUSE_VISIBLE) { 328 scp->status &= ~MOUSE_VISIBLE; 329 mark_all(scp); 330 } 331 } 332 } 333 334 #define IS_SPACE_CHAR(c) (((c) & 0xff) == ' ') 335 336 #ifdef SC_CUT_SPACES2TABS 337 #define IS_BLANK_CHAR(c) (((c) & 0xff) == ' ' || ((c) & 0xff) == '\t') 338 #else 339 #define IS_BLANK_CHAR(c) IS_SPACE_CHAR(c) 340 #endif /* SC_CUT_SPACES2TABS */ 341 342 #ifdef SC_CUT_SEPCHARS 343 #define IS_SEP_CHAR(c) (index(SC_CUT_SEPCHARS, (c) & 0xff) != NULL) 344 #else 345 #define IS_SEP_CHAR(c) IS_SPACE_CHAR(c) 346 #endif /* SC_CUT_SEPCHARS */ 347 348 /* skip spaces to right */ 349 static int 350 skip_spc_right(scr_stat *scp, int p) 351 { 352 int c; 353 int i; 354 355 for (i = p % scp->xsize; i < scp->xsize; ++i) { 356 c = sc_vtb_getc(&scp->vtb, p); 357 if (!IS_SPACE_CHAR(c)) 358 break; 359 ++p; 360 } 361 return i; 362 } 363 364 /* skip spaces to left */ 365 static int 366 skip_spc_left(scr_stat *scp, int p) 367 { 368 int c; 369 int i; 370 371 for (i = p-- % scp->xsize - 1; i >= 0; --i) { 372 c = sc_vtb_getc(&scp->vtb, p); 373 if (!IS_SPACE_CHAR(c)) 374 break; 375 --p; 376 } 377 return i; 378 } 379 380 static void 381 mouse_do_cut(scr_stat *scp, int from, int to) 382 { 383 int blank; 384 int i; 385 int leadspaces; 386 int p; 387 int s; 388 389 for (p = from, i = blank = leadspaces = 0; p <= to; ++p) { 390 cut_buffer[i] = sc_vtb_getc(&scp->vtb, p); 391 /* Be prepared that sc_vtb_getc() can return '\0' */ 392 if (cut_buffer[i] == '\0') 393 cut_buffer[i] = ' '; 394 #ifdef SC_CUT_SPACES2TABS 395 if (leadspaces != -1) { 396 if (IS_SPACE_CHAR(cut_buffer[i])) { 397 leadspaces++; 398 /* Check that we are at tabstop position */ 399 if ((p % scp->xsize) % 8 == 7) { 400 i -= leadspaces - 1; 401 cut_buffer[i] = '\t'; 402 leadspaces = 0; 403 } 404 } else { 405 leadspaces = -1; 406 } 407 } 408 #endif /* SC_CUT_SPACES2TABS */ 409 /* remember the position of the last non-space char */ 410 if (!IS_BLANK_CHAR(cut_buffer[i])) 411 blank = i + 1; /* the first space after the last non-space */ 412 ++i; 413 /* trim trailing blank when crossing lines */ 414 if ((p % scp->xsize) == (scp->xsize - 1)) { 415 cut_buffer[blank++] = '\r'; 416 i = blank; 417 leadspaces = 0; 418 } 419 } 420 cut_buffer[i] = '\0'; 421 422 /* remove the current marking */ 423 s = spltty(); 424 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 425 mark_for_update(scp, scp->mouse_cut_start); 426 mark_for_update(scp, scp->mouse_cut_end); 427 } else if (scp->mouse_cut_end >= 0) { 428 mark_for_update(scp, scp->mouse_cut_end); 429 mark_for_update(scp, scp->mouse_cut_start); 430 } 431 432 /* mark the new region */ 433 scp->mouse_cut_start = from; 434 scp->mouse_cut_end = to; 435 mark_for_update(scp, from); 436 mark_for_update(scp, to); 437 splx(s); 438 } 439 440 /* copy marked region to the cut buffer */ 441 static void 442 mouse_cut(scr_stat *scp) 443 { 444 int start; 445 int end; 446 int from; 447 int to; 448 int c; 449 int p; 450 int s; 451 int i; 452 453 start = scp->mouse_cut_start; 454 end = scp->mouse_cut_end; 455 if (scp->mouse_pos >= start) { 456 from = start; 457 to = end = scp->mouse_pos; 458 } else { 459 from = end = scp->mouse_pos; 460 to = start - 1; 461 } 462 p = to; 463 for (i = p % scp->xsize; i < scp->xsize; ++i) { 464 c = sc_vtb_getc(&scp->vtb, p); 465 if (!IS_SPACE_CHAR(c)) 466 break; 467 ++p; 468 } 469 /* if there is nothing but blank chars, trim them, but mark towards eol */ 470 if (i == scp->xsize) { 471 if (end >= start) 472 to = end = p - 1; 473 else 474 to = start = p; 475 } 476 mouse_do_cut(scp, from, to); 477 s = spltty(); 478 scp->mouse_cut_start = start; 479 scp->mouse_cut_end = end; 480 splx(s); 481 } 482 483 /* a mouse button is pressed, start cut operation */ 484 static void 485 mouse_cut_start(scr_stat *scp) 486 { 487 int i; 488 int s; 489 490 if (scp->status & MOUSE_VISIBLE) { 491 sc_remove_all_cutmarkings(scp->sc); 492 if ((scp->mouse_pos == scp->mouse_cut_start) && 493 (scp->mouse_pos == scp->mouse_cut_end)) { 494 cut_buffer[0] = '\0'; 495 return; 496 } else if (skip_spc_right(scp, scp->mouse_pos) >= scp->xsize) { 497 /* if the pointer is on trailing blank chars, mark towards eol */ 498 i = skip_spc_left(scp, scp->mouse_pos) + 1; 499 s = spltty(); 500 scp->mouse_cut_start = 501 rounddown(scp->mouse_pos, scp->xsize) + i; 502 scp->mouse_cut_end = 503 (scp->mouse_pos / scp->xsize + 1) * scp->xsize - 1; 504 splx(s); 505 cut_buffer[0] = '\r'; 506 } else { 507 s = spltty(); 508 scp->mouse_cut_start = scp->mouse_pos; 509 scp->mouse_cut_end = scp->mouse_cut_start; 510 splx(s); 511 cut_buffer[0] = sc_vtb_getc(&scp->vtb, scp->mouse_cut_start); 512 } 513 cut_buffer[1] = '\0'; 514 scp->status |= MOUSE_CUTTING; 515 mark_all(scp); /* this is probably overkill XXX */ 516 } 517 } 518 519 /* end of cut operation */ 520 static void 521 mouse_cut_end(scr_stat *scp) 522 { 523 if (scp->status & MOUSE_VISIBLE) 524 scp->status &= ~MOUSE_CUTTING; 525 } 526 527 /* copy a word under the mouse pointer */ 528 static void 529 mouse_cut_word(scr_stat *scp) 530 { 531 int start; 532 int end; 533 int sol; 534 int eol; 535 int c; 536 int j; 537 int len; 538 539 /* 540 * Because we don't have locale information in the kernel, 541 * we only distinguish space char and non-space chars. Punctuation 542 * chars, symbols and other regular chars are all treated alike 543 * unless user specified SC_CUT_SEPCHARS in his kernel config file. 544 */ 545 if (scp->status & MOUSE_VISIBLE) { 546 sol = rounddown(scp->mouse_pos, scp->xsize); 547 eol = sol + scp->xsize; 548 c = sc_vtb_getc(&scp->vtb, scp->mouse_pos); 549 if (IS_SEP_CHAR(c)) { 550 /* blank space */ 551 for (j = scp->mouse_pos; j >= sol; --j) { 552 c = sc_vtb_getc(&scp->vtb, j); 553 if (!IS_SEP_CHAR(c)) 554 break; 555 } 556 start = ++j; 557 for (j = scp->mouse_pos; j < eol; ++j) { 558 c = sc_vtb_getc(&scp->vtb, j); 559 if (!IS_SEP_CHAR(c)) 560 break; 561 } 562 end = j - 1; 563 } else { 564 /* non-space word */ 565 for (j = scp->mouse_pos; j >= sol; --j) { 566 c = sc_vtb_getc(&scp->vtb, j); 567 if (IS_SEP_CHAR(c)) 568 break; 569 } 570 start = ++j; 571 for (j = scp->mouse_pos; j < eol; ++j) { 572 c = sc_vtb_getc(&scp->vtb, j); 573 if (IS_SEP_CHAR(c)) 574 break; 575 } 576 end = j - 1; 577 } 578 579 /* copy the found word */ 580 mouse_do_cut(scp, start, end); 581 len = strlen(cut_buffer); 582 if (cut_buffer[len - 1] == '\r') 583 cut_buffer[len - 1] = '\0'; 584 } 585 } 586 587 /* copy a line under the mouse pointer */ 588 static void 589 mouse_cut_line(scr_stat *scp) 590 { 591 int len; 592 int from; 593 594 if (scp->status & MOUSE_VISIBLE) { 595 from = rounddown(scp->mouse_pos, scp->xsize); 596 mouse_do_cut(scp, from, from + scp->xsize - 1); 597 len = strlen(cut_buffer); 598 if (cut_buffer[len - 1] == '\r') 599 cut_buffer[len - 1] = '\0'; 600 scp->status |= MOUSE_CUTTING; 601 } 602 } 603 604 /* extend the marked region to the mouse pointer position */ 605 static void 606 mouse_cut_extend(scr_stat *scp) 607 { 608 int start; 609 int end; 610 int s; 611 612 if ((scp->status & MOUSE_VISIBLE) && !(scp->status & MOUSE_CUTTING) 613 && (scp->mouse_cut_end >= 0)) { 614 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 615 start = scp->mouse_cut_start; 616 end = scp->mouse_cut_end; 617 } else { 618 start = scp->mouse_cut_end; 619 end = scp->mouse_cut_start - 1; 620 } 621 s = spltty(); 622 if (scp->mouse_pos > end) { 623 scp->mouse_cut_start = start; 624 scp->mouse_cut_end = end; 625 } else if (scp->mouse_pos < start) { 626 scp->mouse_cut_start = end + 1; 627 scp->mouse_cut_end = start; 628 } else { 629 if (scp->mouse_pos - start > end + 1 - scp->mouse_pos) { 630 scp->mouse_cut_start = start; 631 scp->mouse_cut_end = end; 632 } else { 633 scp->mouse_cut_start = end + 1; 634 scp->mouse_cut_end = start; 635 } 636 } 637 splx(s); 638 mouse_cut(scp); 639 scp->status |= MOUSE_CUTTING; 640 } 641 } 642 643 /* paste cut buffer contents into the current vty */ 644 void 645 sc_mouse_paste(scr_stat *scp) 646 { 647 sc_paste(scp, cut_buffer, strlen(cut_buffer)); 648 } 649 650 #endif /* SC_NO_CUTPASTE */ 651 652 int 653 sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 654 { 655 mouse_info_t *mouse; 656 mouse_info_t buf; 657 scr_stat *cur_scp; 658 scr_stat *scp; 659 struct proc *p1; 660 int s; 661 int f __unused; 662 663 scp = SC_STAT(tp); 664 665 switch (cmd) { 666 case CONS_MOUSECTL: /* control mouse arrow */ 667 case OLD_CONS_MOUSECTL: 668 669 mouse = (mouse_info_t*)data; 670 671 random_harvest_queue(mouse, sizeof(mouse_info_t), RANDOM_MOUSE); 672 673 if (cmd == OLD_CONS_MOUSECTL) { 674 static u_char swapb[] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 675 old_mouse_info_t *old_mouse = (old_mouse_info_t *)data; 676 677 mouse = &buf; 678 mouse->operation = old_mouse->operation; 679 switch (mouse->operation) { 680 case MOUSE_MODE: 681 mouse->u.mode = old_mouse->u.mode; 682 break; 683 case MOUSE_SHOW: 684 case MOUSE_HIDE: 685 break; 686 case MOUSE_MOVEABS: 687 case MOUSE_MOVEREL: 688 case MOUSE_ACTION: 689 mouse->u.data.x = old_mouse->u.data.x; 690 mouse->u.data.y = old_mouse->u.data.y; 691 mouse->u.data.z = 0; 692 mouse->u.data.buttons = swapb[old_mouse->u.data.buttons & 0x7]; 693 break; 694 case MOUSE_GETINFO: 695 old_mouse->u.data.x = scp->mouse_xpos; 696 old_mouse->u.data.y = scp->mouse_ypos; 697 old_mouse->u.data.buttons = swapb[scp->mouse_buttons & 0x7]; 698 return 0; 699 default: 700 return EINVAL; 701 } 702 } 703 704 cur_scp = scp->sc->cur_scp; 705 706 switch (mouse->operation) { 707 case MOUSE_MODE: 708 if (ISSIGVALID(mouse->u.mode.signal)) { 709 scp->mouse_signal = mouse->u.mode.signal; 710 scp->mouse_proc = td->td_proc; 711 scp->mouse_pid = td->td_proc->p_pid; 712 } 713 else { 714 scp->mouse_signal = 0; 715 scp->mouse_proc = NULL; 716 scp->mouse_pid = 0; 717 } 718 return 0; 719 720 case MOUSE_SHOW: 721 s = spltty(); 722 if (!(scp->sc->flags & SC_MOUSE_ENABLED)) { 723 scp->sc->flags |= SC_MOUSE_ENABLED; 724 cur_scp->status &= ~MOUSE_HIDDEN; 725 if (!ISGRAPHSC(cur_scp)) 726 mark_all(cur_scp); 727 } 728 splx(s); 729 return 0; 730 /* NOTREACHED */ 731 732 case MOUSE_HIDE: 733 s = spltty(); 734 if (scp->sc->flags & SC_MOUSE_ENABLED) { 735 scp->sc->flags &= ~SC_MOUSE_ENABLED; 736 sc_remove_all_mouse(scp->sc); 737 } 738 splx(s); 739 return 0; 740 /* NOTREACHED */ 741 742 case MOUSE_MOVEABS: 743 s = spltty(); 744 scp->mouse_xpos = mouse->u.data.x; 745 scp->mouse_ypos = mouse->u.data.y; 746 set_mouse_pos(scp); 747 splx(s); 748 break; 749 750 case MOUSE_MOVEREL: 751 s = spltty(); 752 scp->mouse_xpos += mouse->u.data.x; 753 scp->mouse_ypos += mouse->u.data.y; 754 set_mouse_pos(scp); 755 splx(s); 756 break; 757 758 case MOUSE_GETINFO: 759 mouse->u.data.x = scp->mouse_xpos; 760 mouse->u.data.y = scp->mouse_ypos; 761 mouse->u.data.z = 0; 762 mouse->u.data.buttons = scp->mouse_buttons; 763 return 0; 764 765 case MOUSE_ACTION: 766 case MOUSE_MOTION_EVENT: 767 /* send out mouse event on /dev/sysmouse */ 768 #if 0 769 /* this should maybe only be settable from /dev/consolectl SOS */ 770 if (SC_VTY(tp->t_dev) != SC_CONSOLECTL) 771 return ENOTTY; 772 #endif 773 s = spltty(); 774 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) { 775 cur_scp->mouse_xpos += mouse->u.data.x; 776 cur_scp->mouse_ypos += mouse->u.data.y; 777 set_mouse_pos(cur_scp); 778 } 779 f = 0; 780 if (mouse->operation == MOUSE_ACTION) { 781 f = cur_scp->mouse_buttons ^ mouse->u.data.buttons; 782 cur_scp->mouse_buttons = mouse->u.data.buttons; 783 } 784 splx(s); 785 786 if (sysmouse_event(mouse) == 0) 787 return 0; 788 789 /* 790 * If any buttons are down or the mouse has moved a lot, 791 * stop the screen saver. 792 */ 793 if (((mouse->operation == MOUSE_ACTION) && mouse->u.data.buttons) 794 || (mouse->u.data.x*mouse->u.data.x 795 + mouse->u.data.y*mouse->u.data.y 796 >= SC_WAKEUP_DELTA*SC_WAKEUP_DELTA)) { 797 sc_touch_scrn_saver(); 798 } 799 800 cur_scp->status &= ~MOUSE_HIDDEN; 801 802 if (cur_scp->mouse_level > 0) { 803 sc_mouse_input(scp, mouse); 804 break; 805 } 806 807 if (cur_scp->mouse_signal && cur_scp->mouse_proc) { 808 /* has controlling process died? */ 809 if (cur_scp->mouse_proc != (p1 = pfind(cur_scp->mouse_pid))) { 810 cur_scp->mouse_signal = 0; 811 cur_scp->mouse_proc = NULL; 812 cur_scp->mouse_pid = 0; 813 if (p1) 814 PROC_UNLOCK(p1); 815 } else { 816 kern_psignal(cur_scp->mouse_proc, cur_scp->mouse_signal); 817 PROC_UNLOCK(cur_scp->mouse_proc); 818 break; 819 } 820 } 821 822 #ifndef SC_NO_CUTPASTE 823 if (ISGRAPHSC(cur_scp) || (cut_buffer == NULL)) 824 break; 825 826 if ((mouse->operation == MOUSE_ACTION) && f) { 827 /* process button presses */ 828 if (cur_scp->mouse_buttons & MOUSE_BUTTON1DOWN) 829 mouse_cut_start(cur_scp); 830 else 831 mouse_cut_end(cur_scp); 832 if (cur_scp->mouse_buttons & MOUSE_BUTTON2DOWN || 833 cur_scp->mouse_buttons & MOUSE_BUTTON3DOWN) 834 sc_mouse_paste(cur_scp); 835 } 836 #endif /* SC_NO_CUTPASTE */ 837 break; 838 839 case MOUSE_BUTTON_EVENT: 840 if ((mouse->u.event.id & MOUSE_BUTTONS) == 0) 841 return EINVAL; 842 if (mouse->u.event.value < 0) 843 return EINVAL; 844 #if 0 845 /* this should maybe only be settable from /dev/consolectl SOS */ 846 if (SC_VTY(tp->t_dev) != SC_CONSOLECTL) 847 return ENOTTY; 848 #endif 849 if (mouse->u.event.value > 0) 850 cur_scp->mouse_buttons |= mouse->u.event.id; 851 else 852 cur_scp->mouse_buttons &= ~mouse->u.event.id; 853 854 if (sysmouse_event(mouse) == 0) 855 return 0; 856 857 /* if a button is held down, stop the screen saver */ 858 if (mouse->u.event.value > 0) 859 sc_touch_scrn_saver(); 860 861 cur_scp->status &= ~MOUSE_HIDDEN; 862 863 if (cur_scp->mouse_level > 0) { 864 sc_mouse_input(scp, mouse); 865 break; 866 } 867 868 if (cur_scp->mouse_signal && cur_scp->mouse_proc) { 869 if (cur_scp->mouse_proc != (p1 = pfind(cur_scp->mouse_pid))){ 870 cur_scp->mouse_signal = 0; 871 cur_scp->mouse_proc = NULL; 872 cur_scp->mouse_pid = 0; 873 if (p1) 874 PROC_UNLOCK(p1); 875 } else { 876 kern_psignal(cur_scp->mouse_proc, cur_scp->mouse_signal); 877 PROC_UNLOCK(cur_scp->mouse_proc); 878 break; 879 } 880 } 881 882 #ifndef SC_NO_CUTPASTE 883 if (ISGRAPHSC(cur_scp) || (cut_buffer == NULL)) 884 break; 885 886 switch (mouse->u.event.id) { 887 case MOUSE_BUTTON1DOWN: 888 switch (mouse->u.event.value % 4) { 889 case 0: /* up */ 890 mouse_cut_end(cur_scp); 891 break; 892 case 1: /* single click: start cut operation */ 893 mouse_cut_start(cur_scp); 894 break; 895 case 2: /* double click: cut a word */ 896 mouse_cut_word(cur_scp); 897 mouse_cut_end(cur_scp); 898 break; 899 case 3: /* triple click: cut a line */ 900 mouse_cut_line(cur_scp); 901 mouse_cut_end(cur_scp); 902 break; 903 } 904 break; 905 case SC_MOUSE_PASTEBUTTON: 906 switch (mouse->u.event.value) { 907 case 0: /* up */ 908 break; 909 default: 910 sc_mouse_paste(cur_scp); 911 break; 912 } 913 break; 914 case SC_MOUSE_EXTENDBUTTON: 915 switch (mouse->u.event.value) { 916 case 0: /* up */ 917 if (!(cur_scp->mouse_buttons & MOUSE_BUTTON1DOWN)) 918 mouse_cut_end(cur_scp); 919 break; 920 default: 921 mouse_cut_extend(cur_scp); 922 break; 923 } 924 break; 925 } 926 #endif /* SC_NO_CUTPASTE */ 927 break; 928 929 case MOUSE_MOUSECHAR: 930 if (mouse->u.mouse_char < 0) { 931 mouse->u.mouse_char = scp->sc->mouse_char; 932 } else { 933 if (mouse->u.mouse_char > UCHAR_MAX - 3) 934 return EINVAL; 935 s = spltty(); 936 sc_remove_all_mouse(scp->sc); 937 #ifndef SC_NO_FONT_LOADING 938 if (ISTEXTSC(cur_scp) && (cur_scp->font != NULL)) 939 sc_load_font(cur_scp, 0, cur_scp->font_size, 940 cur_scp->font_width, 941 cur_scp->font + cur_scp->font_size 942 * cur_scp->sc->mouse_char, 943 cur_scp->sc->mouse_char, 4); 944 #endif 945 scp->sc->mouse_char = mouse->u.mouse_char; 946 splx(s); 947 } 948 break; 949 950 default: 951 return EINVAL; 952 } 953 954 return 0; 955 } 956 957 return ENOIOCTL; 958 } 959 960 #endif /* SC_NO_SYSMOUSE */ 961