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 static void 121 sc_mouse_input_button(scr_stat *scp, int button) 122 { 123 char mouseb[6] = "\x1B[M"; 124 125 mouseb[3] = ' ' + button; 126 mouseb[4] = '!' + scp->mouse_pos % scp->xsize; 127 mouseb[5] = '!' + scp->mouse_pos / scp->xsize; 128 sc_respond(scp, mouseb, sizeof mouseb, 1); 129 } 130 131 static void 132 sc_mouse_input(scr_stat *scp, mouse_info_t *mouse) 133 { 134 135 switch (mouse->operation) { 136 case MOUSE_BUTTON_EVENT: 137 if (mouse->u.event.value > 0) { 138 /* Mouse button pressed. */ 139 if (mouse->u.event.id & MOUSE_BUTTON1DOWN) 140 sc_mouse_input_button(scp, 0); 141 if (mouse->u.event.id & MOUSE_BUTTON2DOWN) 142 sc_mouse_input_button(scp, 1); 143 if (mouse->u.event.id & MOUSE_BUTTON3DOWN) 144 sc_mouse_input_button(scp, 2); 145 } else { 146 /* Mouse button released. */ 147 sc_mouse_input_button(scp, 3); 148 } 149 break; 150 case MOUSE_MOTION_EVENT: 151 if (mouse->u.data.z < 0) { 152 /* Scroll up. */ 153 sc_mouse_input_button(scp, 64); 154 } else if (mouse->u.data.z > 0) { 155 /* Scroll down. */ 156 sc_mouse_input_button(scp, 65); 157 } 158 break; 159 } 160 } 161 162 /* move mouse */ 163 void 164 sc_mouse_move(scr_stat *scp, int x, int y) 165 { 166 int s; 167 168 s = spltty(); 169 scp->mouse_xpos = scp->mouse_oldxpos = x; 170 scp->mouse_ypos = scp->mouse_oldypos = y; 171 if (scp->font_size <= 0 || scp->font_width <= 0) 172 scp->mouse_pos = scp->mouse_oldpos = 0; 173 else 174 scp->mouse_pos = scp->mouse_oldpos = 175 (y/scp->font_size - scp->yoff)*scp->xsize + x/scp->font_width - 176 scp->xoff; 177 scp->status |= MOUSE_MOVED; 178 splx(s); 179 } 180 181 /* adjust mouse position */ 182 static void 183 set_mouse_pos(scr_stat *scp) 184 { 185 if (scp->mouse_xpos < scp->xoff*scp->font_width) 186 scp->mouse_xpos = scp->xoff*scp->font_width; 187 if (scp->mouse_ypos < scp->yoff*scp->font_size) 188 scp->mouse_ypos = scp->yoff*scp->font_size; 189 if (ISGRAPHSC(scp)) { 190 if (scp->mouse_xpos > scp->xpixel-1) 191 scp->mouse_xpos = scp->xpixel-1; 192 if (scp->mouse_ypos > scp->ypixel-1) 193 scp->mouse_ypos = scp->ypixel-1; 194 return; 195 } else { 196 if (scp->mouse_xpos > (scp->xsize + scp->xoff)*scp->font_width - 1) 197 scp->mouse_xpos = (scp->xsize + scp->xoff)*scp->font_width - 1; 198 if (scp->mouse_ypos > (scp->ysize + scp->yoff)*scp->font_size - 1) 199 scp->mouse_ypos = (scp->ysize + scp->yoff)*scp->font_size - 1; 200 } 201 202 if ((scp->mouse_xpos != scp->mouse_oldxpos || scp->mouse_ypos != scp->mouse_oldypos) 203 && (scp->font_size != 0 && scp->font_width != 0)) { 204 scp->status |= MOUSE_MOVED; 205 scp->mouse_pos = 206 (scp->mouse_ypos/scp->font_size - scp->yoff)*scp->xsize 207 + scp->mouse_xpos/scp->font_width - scp->xoff; 208 #ifndef SC_NO_CUTPASTE 209 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) 210 mouse_cut(scp); 211 #endif 212 } 213 } 214 215 #ifndef SC_NO_CUTPASTE 216 217 void 218 sc_draw_mouse_image(scr_stat *scp) 219 { 220 if (ISGRAPHSC(scp)) 221 return; 222 223 SC_VIDEO_LOCK(scp->sc); 224 (*scp->rndr->draw_mouse)(scp, scp->mouse_xpos, scp->mouse_ypos, TRUE); 225 scp->mouse_oldpos = scp->mouse_pos; 226 scp->mouse_oldxpos = scp->mouse_xpos; 227 scp->mouse_oldypos = scp->mouse_ypos; 228 scp->status |= MOUSE_VISIBLE; 229 SC_VIDEO_UNLOCK(scp->sc); 230 } 231 232 void 233 sc_remove_mouse_image(scr_stat *scp) 234 { 235 int size; 236 int i; 237 238 if (ISGRAPHSC(scp)) 239 return; 240 241 SC_VIDEO_LOCK(scp->sc); 242 (*scp->rndr->draw_mouse)(scp, 243 (scp->mouse_oldpos%scp->xsize + scp->xoff) 244 * scp->font_width, 245 (scp->mouse_oldpos/scp->xsize + scp->yoff) 246 * scp->font_size, 247 FALSE); 248 size = scp->xsize*scp->ysize; 249 i = scp->mouse_oldpos; 250 mark_for_update(scp, i); 251 mark_for_update(scp, i); 252 #ifndef PC98 253 if (i + scp->xsize + 1 < size) { 254 mark_for_update(scp, i + scp->xsize + 1); 255 } else if (i + scp->xsize < size) { 256 mark_for_update(scp, i + scp->xsize); 257 } else if (i + 1 < size) { 258 mark_for_update(scp, i + 1); 259 } 260 #endif /* PC98 */ 261 scp->status &= ~MOUSE_VISIBLE; 262 SC_VIDEO_UNLOCK(scp->sc); 263 } 264 265 int 266 sc_inside_cutmark(scr_stat *scp, int pos) 267 { 268 int start; 269 int end; 270 271 if (scp->mouse_cut_end < 0) 272 return FALSE; 273 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 274 start = scp->mouse_cut_start; 275 end = scp->mouse_cut_end; 276 } else { 277 start = scp->mouse_cut_end; 278 end = scp->mouse_cut_start - 1; 279 } 280 return ((start <= pos) && (pos <= end)); 281 } 282 283 void 284 sc_remove_cutmarking(scr_stat *scp) 285 { 286 int s; 287 288 s = spltty(); 289 if (scp->mouse_cut_end >= 0) { 290 mark_for_update(scp, scp->mouse_cut_start); 291 mark_for_update(scp, scp->mouse_cut_end); 292 } 293 scp->mouse_cut_start = scp->xsize*scp->ysize; 294 scp->mouse_cut_end = -1; 295 splx(s); 296 scp->status &= ~MOUSE_CUTTING; 297 } 298 299 void 300 sc_remove_all_cutmarkings(sc_softc_t *sc) 301 { 302 scr_stat *scp; 303 int i; 304 305 /* delete cut markings in all vtys */ 306 for (i = 0; i < sc->vtys; ++i) { 307 scp = SC_STAT(sc->dev[i]); 308 if (scp == NULL) 309 continue; 310 sc_remove_cutmarking(scp); 311 } 312 } 313 314 void 315 sc_remove_all_mouse(sc_softc_t *sc) 316 { 317 scr_stat *scp; 318 int i; 319 320 for (i = 0; i < sc->vtys; ++i) { 321 scp = SC_STAT(sc->dev[i]); 322 if (scp == NULL) 323 continue; 324 if (scp->status & MOUSE_VISIBLE) { 325 scp->status &= ~MOUSE_VISIBLE; 326 mark_all(scp); 327 } 328 } 329 } 330 331 #define IS_SPACE_CHAR(c) (((c) & 0xff) == ' ') 332 333 #ifdef SC_CUT_SPACES2TABS 334 #define IS_BLANK_CHAR(c) (((c) & 0xff) == ' ' || ((c) & 0xff) == '\t') 335 #else 336 #define IS_BLANK_CHAR(c) IS_SPACE_CHAR(c) 337 #endif /* SC_CUT_SPACES2TABS */ 338 339 #ifdef SC_CUT_SEPCHARS 340 #define IS_SEP_CHAR(c) (index(SC_CUT_SEPCHARS, (c) & 0xff) != NULL) 341 #else 342 #define IS_SEP_CHAR(c) IS_SPACE_CHAR(c) 343 #endif /* SC_CUT_SEPCHARS */ 344 345 /* skip spaces to right */ 346 static int 347 skip_spc_right(scr_stat *scp, int p) 348 { 349 int c; 350 int i; 351 352 for (i = p % scp->xsize; i < scp->xsize; ++i) { 353 c = sc_vtb_getc(&scp->vtb, p); 354 if (!IS_SPACE_CHAR(c)) 355 break; 356 ++p; 357 } 358 return i; 359 } 360 361 /* skip spaces to left */ 362 static int 363 skip_spc_left(scr_stat *scp, int p) 364 { 365 int c; 366 int i; 367 368 for (i = p-- % scp->xsize - 1; i >= 0; --i) { 369 c = sc_vtb_getc(&scp->vtb, p); 370 if (!IS_SPACE_CHAR(c)) 371 break; 372 --p; 373 } 374 return i; 375 } 376 377 static void 378 mouse_do_cut(scr_stat *scp, int from, int to) 379 { 380 int blank; 381 int i; 382 int leadspaces; 383 int p; 384 int s; 385 386 for (p = from, i = blank = leadspaces = 0; p <= to; ++p) { 387 cut_buffer[i] = sc_vtb_getc(&scp->vtb, p); 388 /* Be prepared that sc_vtb_getc() can return '\0' */ 389 if (cut_buffer[i] == '\0') 390 cut_buffer[i] = ' '; 391 #ifdef SC_CUT_SPACES2TABS 392 if (leadspaces != -1) { 393 if (IS_SPACE_CHAR(cut_buffer[i])) { 394 leadspaces++; 395 /* Check that we are at tabstop position */ 396 if ((p % scp->xsize) % 8 == 7) { 397 i -= leadspaces - 1; 398 cut_buffer[i] = '\t'; 399 leadspaces = 0; 400 } 401 } else { 402 leadspaces = -1; 403 } 404 } 405 #endif /* SC_CUT_SPACES2TABS */ 406 /* remember the position of the last non-space char */ 407 if (!IS_BLANK_CHAR(cut_buffer[i])) 408 blank = i + 1; /* the first space after the last non-space */ 409 ++i; 410 /* trim trailing blank when crossing lines */ 411 if ((p % scp->xsize) == (scp->xsize - 1)) { 412 cut_buffer[blank++] = '\r'; 413 i = blank; 414 leadspaces = 0; 415 } 416 } 417 cut_buffer[i] = '\0'; 418 419 /* remove the current marking */ 420 s = spltty(); 421 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 422 mark_for_update(scp, scp->mouse_cut_start); 423 mark_for_update(scp, scp->mouse_cut_end); 424 } else if (scp->mouse_cut_end >= 0) { 425 mark_for_update(scp, scp->mouse_cut_end); 426 mark_for_update(scp, scp->mouse_cut_start); 427 } 428 429 /* mark the new region */ 430 scp->mouse_cut_start = from; 431 scp->mouse_cut_end = to; 432 mark_for_update(scp, from); 433 mark_for_update(scp, to); 434 splx(s); 435 } 436 437 /* copy marked region to the cut buffer */ 438 static void 439 mouse_cut(scr_stat *scp) 440 { 441 int start; 442 int end; 443 int from; 444 int to; 445 int c; 446 int p; 447 int s; 448 int i; 449 450 start = scp->mouse_cut_start; 451 end = scp->mouse_cut_end; 452 if (scp->mouse_pos >= start) { 453 from = start; 454 to = end = scp->mouse_pos; 455 } else { 456 from = end = scp->mouse_pos; 457 to = start - 1; 458 } 459 p = to; 460 for (i = p % scp->xsize; i < scp->xsize; ++i) { 461 c = sc_vtb_getc(&scp->vtb, p); 462 if (!IS_SPACE_CHAR(c)) 463 break; 464 ++p; 465 } 466 /* if there is nothing but blank chars, trim them, but mark towards eol */ 467 if (i == scp->xsize) { 468 if (end >= start) 469 to = end = p - 1; 470 else 471 to = start = p; 472 } 473 mouse_do_cut(scp, from, to); 474 s = spltty(); 475 scp->mouse_cut_start = start; 476 scp->mouse_cut_end = end; 477 splx(s); 478 } 479 480 /* a mouse button is pressed, start cut operation */ 481 static void 482 mouse_cut_start(scr_stat *scp) 483 { 484 int i; 485 int s; 486 487 if (scp->status & MOUSE_VISIBLE) { 488 sc_remove_all_cutmarkings(scp->sc); 489 if ((scp->mouse_pos == scp->mouse_cut_start) && 490 (scp->mouse_pos == scp->mouse_cut_end)) { 491 cut_buffer[0] = '\0'; 492 return; 493 } else if (skip_spc_right(scp, scp->mouse_pos) >= scp->xsize) { 494 /* if the pointer is on trailing blank chars, mark towards eol */ 495 i = skip_spc_left(scp, scp->mouse_pos) + 1; 496 s = spltty(); 497 scp->mouse_cut_start = 498 rounddown(scp->mouse_pos, scp->xsize) + i; 499 scp->mouse_cut_end = 500 (scp->mouse_pos / scp->xsize + 1) * scp->xsize - 1; 501 splx(s); 502 cut_buffer[0] = '\r'; 503 } else { 504 s = spltty(); 505 scp->mouse_cut_start = scp->mouse_pos; 506 scp->mouse_cut_end = scp->mouse_cut_start; 507 splx(s); 508 cut_buffer[0] = sc_vtb_getc(&scp->vtb, scp->mouse_cut_start); 509 } 510 cut_buffer[1] = '\0'; 511 scp->status |= MOUSE_CUTTING; 512 mark_all(scp); /* this is probably overkill XXX */ 513 } 514 } 515 516 /* end of cut operation */ 517 static void 518 mouse_cut_end(scr_stat *scp) 519 { 520 if (scp->status & MOUSE_VISIBLE) 521 scp->status &= ~MOUSE_CUTTING; 522 } 523 524 /* copy a word under the mouse pointer */ 525 static void 526 mouse_cut_word(scr_stat *scp) 527 { 528 int start; 529 int end; 530 int sol; 531 int eol; 532 int c; 533 int j; 534 int len; 535 536 /* 537 * Because we don't have locale information in the kernel, 538 * we only distinguish space char and non-space chars. Punctuation 539 * chars, symbols and other regular chars are all treated alike 540 * unless user specified SC_CUT_SEPCHARS in his kernel config file. 541 */ 542 if (scp->status & MOUSE_VISIBLE) { 543 sol = rounddown(scp->mouse_pos, scp->xsize); 544 eol = sol + scp->xsize; 545 c = sc_vtb_getc(&scp->vtb, scp->mouse_pos); 546 if (IS_SEP_CHAR(c)) { 547 /* blank space */ 548 for (j = scp->mouse_pos; j >= sol; --j) { 549 c = sc_vtb_getc(&scp->vtb, j); 550 if (!IS_SEP_CHAR(c)) 551 break; 552 } 553 start = ++j; 554 for (j = scp->mouse_pos; j < eol; ++j) { 555 c = sc_vtb_getc(&scp->vtb, j); 556 if (!IS_SEP_CHAR(c)) 557 break; 558 } 559 end = j - 1; 560 } else { 561 /* non-space word */ 562 for (j = scp->mouse_pos; j >= sol; --j) { 563 c = sc_vtb_getc(&scp->vtb, j); 564 if (IS_SEP_CHAR(c)) 565 break; 566 } 567 start = ++j; 568 for (j = scp->mouse_pos; j < eol; ++j) { 569 c = sc_vtb_getc(&scp->vtb, j); 570 if (IS_SEP_CHAR(c)) 571 break; 572 } 573 end = j - 1; 574 } 575 576 /* copy the found word */ 577 mouse_do_cut(scp, start, end); 578 len = strlen(cut_buffer); 579 if (cut_buffer[len - 1] == '\r') 580 cut_buffer[len - 1] = '\0'; 581 } 582 } 583 584 /* copy a line under the mouse pointer */ 585 static void 586 mouse_cut_line(scr_stat *scp) 587 { 588 int len; 589 int from; 590 591 if (scp->status & MOUSE_VISIBLE) { 592 from = rounddown(scp->mouse_pos, scp->xsize); 593 mouse_do_cut(scp, from, from + scp->xsize - 1); 594 len = strlen(cut_buffer); 595 if (cut_buffer[len - 1] == '\r') 596 cut_buffer[len - 1] = '\0'; 597 scp->status |= MOUSE_CUTTING; 598 } 599 } 600 601 /* extend the marked region to the mouse pointer position */ 602 static void 603 mouse_cut_extend(scr_stat *scp) 604 { 605 int start; 606 int end; 607 int s; 608 609 if ((scp->status & MOUSE_VISIBLE) && !(scp->status & MOUSE_CUTTING) 610 && (scp->mouse_cut_end >= 0)) { 611 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 612 start = scp->mouse_cut_start; 613 end = scp->mouse_cut_end; 614 } else { 615 start = scp->mouse_cut_end; 616 end = scp->mouse_cut_start - 1; 617 } 618 s = spltty(); 619 if (scp->mouse_pos > end) { 620 scp->mouse_cut_start = start; 621 scp->mouse_cut_end = end; 622 } else if (scp->mouse_pos < start) { 623 scp->mouse_cut_start = end + 1; 624 scp->mouse_cut_end = start; 625 } else { 626 if (scp->mouse_pos - start > end + 1 - scp->mouse_pos) { 627 scp->mouse_cut_start = start; 628 scp->mouse_cut_end = end; 629 } else { 630 scp->mouse_cut_start = end + 1; 631 scp->mouse_cut_end = start; 632 } 633 } 634 splx(s); 635 mouse_cut(scp); 636 scp->status |= MOUSE_CUTTING; 637 } 638 } 639 640 /* paste cut buffer contents into the current vty */ 641 void 642 sc_mouse_paste(scr_stat *scp) 643 { 644 sc_paste(scp, cut_buffer, strlen(cut_buffer)); 645 } 646 647 #endif /* SC_NO_CUTPASTE */ 648 649 int 650 sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 651 { 652 mouse_info_t *mouse; 653 mouse_info_t buf; 654 scr_stat *cur_scp; 655 scr_stat *scp; 656 struct proc *p1; 657 int s; 658 int f; 659 660 scp = SC_STAT(tp); 661 662 switch (cmd) { 663 664 case CONS_MOUSECTL: /* control mouse arrow */ 665 case OLD_CONS_MOUSECTL: 666 667 mouse = (mouse_info_t*)data; 668 669 random_harvest_queue(mouse, sizeof(mouse_info_t), 2, RANDOM_MOUSE); 670 671 if (cmd == OLD_CONS_MOUSECTL) { 672 static u_char swapb[] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 673 old_mouse_info_t *old_mouse = (old_mouse_info_t *)data; 674 675 mouse = &buf; 676 mouse->operation = old_mouse->operation; 677 switch (mouse->operation) { 678 case MOUSE_MODE: 679 mouse->u.mode = old_mouse->u.mode; 680 break; 681 case MOUSE_SHOW: 682 case MOUSE_HIDE: 683 break; 684 case MOUSE_MOVEABS: 685 case MOUSE_MOVEREL: 686 case MOUSE_ACTION: 687 mouse->u.data.x = old_mouse->u.data.x; 688 mouse->u.data.y = old_mouse->u.data.y; 689 mouse->u.data.z = 0; 690 mouse->u.data.buttons = swapb[old_mouse->u.data.buttons & 0x7]; 691 break; 692 case MOUSE_GETINFO: 693 old_mouse->u.data.x = scp->mouse_xpos; 694 old_mouse->u.data.y = scp->mouse_ypos; 695 old_mouse->u.data.buttons = swapb[scp->mouse_buttons & 0x7]; 696 return 0; 697 default: 698 return EINVAL; 699 } 700 } 701 702 cur_scp = scp->sc->cur_scp; 703 704 switch (mouse->operation) { 705 case MOUSE_MODE: 706 if (ISSIGVALID(mouse->u.mode.signal)) { 707 scp->mouse_signal = mouse->u.mode.signal; 708 scp->mouse_proc = td->td_proc; 709 scp->mouse_pid = td->td_proc->p_pid; 710 } 711 else { 712 scp->mouse_signal = 0; 713 scp->mouse_proc = NULL; 714 scp->mouse_pid = 0; 715 } 716 return 0; 717 718 case MOUSE_SHOW: 719 s = spltty(); 720 if (!(scp->sc->flags & SC_MOUSE_ENABLED)) { 721 scp->sc->flags |= SC_MOUSE_ENABLED; 722 cur_scp->status &= ~MOUSE_HIDDEN; 723 if (!ISGRAPHSC(cur_scp)) 724 mark_all(cur_scp); 725 } 726 splx(s); 727 return 0; 728 /* NOTREACHED */ 729 730 case MOUSE_HIDE: 731 s = spltty(); 732 if (scp->sc->flags & SC_MOUSE_ENABLED) { 733 scp->sc->flags &= ~SC_MOUSE_ENABLED; 734 sc_remove_all_mouse(scp->sc); 735 } 736 splx(s); 737 return 0; 738 /* NOTREACHED */ 739 740 case MOUSE_MOVEABS: 741 s = spltty(); 742 scp->mouse_xpos = mouse->u.data.x; 743 scp->mouse_ypos = mouse->u.data.y; 744 set_mouse_pos(scp); 745 splx(s); 746 break; 747 748 case MOUSE_MOVEREL: 749 s = spltty(); 750 scp->mouse_xpos += mouse->u.data.x; 751 scp->mouse_ypos += mouse->u.data.y; 752 set_mouse_pos(scp); 753 splx(s); 754 break; 755 756 case MOUSE_GETINFO: 757 mouse->u.data.x = scp->mouse_xpos; 758 mouse->u.data.y = scp->mouse_ypos; 759 mouse->u.data.z = 0; 760 mouse->u.data.buttons = scp->mouse_buttons; 761 return 0; 762 763 case MOUSE_ACTION: 764 case MOUSE_MOTION_EVENT: 765 /* send out mouse event on /dev/sysmouse */ 766 #if 0 767 /* this should maybe only be settable from /dev/consolectl SOS */ 768 if (SC_VTY(tp->t_dev) != SC_CONSOLECTL) 769 return ENOTTY; 770 #endif 771 s = spltty(); 772 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) { 773 cur_scp->mouse_xpos += mouse->u.data.x; 774 cur_scp->mouse_ypos += mouse->u.data.y; 775 set_mouse_pos(cur_scp); 776 } 777 f = 0; 778 if (mouse->operation == MOUSE_ACTION) { 779 f = cur_scp->mouse_buttons ^ mouse->u.data.buttons; 780 cur_scp->mouse_buttons = mouse->u.data.buttons; 781 } 782 splx(s); 783 784 if (sysmouse_event(mouse) == 0) 785 return 0; 786 787 /* 788 * If any buttons are down or the mouse has moved a lot, 789 * stop the screen saver. 790 */ 791 if (((mouse->operation == MOUSE_ACTION) && mouse->u.data.buttons) 792 || (mouse->u.data.x*mouse->u.data.x 793 + mouse->u.data.y*mouse->u.data.y 794 >= SC_WAKEUP_DELTA*SC_WAKEUP_DELTA)) { 795 sc_touch_scrn_saver(); 796 } 797 798 cur_scp->status &= ~MOUSE_HIDDEN; 799 800 if (cur_scp->mouse_level > 0) { 801 sc_mouse_input(scp, mouse); 802 break; 803 } 804 805 if (cur_scp->mouse_signal && cur_scp->mouse_proc) { 806 /* has controlling process died? */ 807 if (cur_scp->mouse_proc != (p1 = pfind(cur_scp->mouse_pid))) { 808 cur_scp->mouse_signal = 0; 809 cur_scp->mouse_proc = NULL; 810 cur_scp->mouse_pid = 0; 811 if (p1) 812 PROC_UNLOCK(p1); 813 } else { 814 kern_psignal(cur_scp->mouse_proc, cur_scp->mouse_signal); 815 PROC_UNLOCK(cur_scp->mouse_proc); 816 break; 817 } 818 } 819 820 #ifndef SC_NO_CUTPASTE 821 if (ISGRAPHSC(cur_scp) || (cut_buffer == NULL)) 822 break; 823 824 if ((mouse->operation == MOUSE_ACTION) && f) { 825 /* process button presses */ 826 if (cur_scp->mouse_buttons & MOUSE_BUTTON1DOWN) 827 mouse_cut_start(cur_scp); 828 else 829 mouse_cut_end(cur_scp); 830 if (cur_scp->mouse_buttons & MOUSE_BUTTON2DOWN || 831 cur_scp->mouse_buttons & MOUSE_BUTTON3DOWN) 832 sc_mouse_paste(cur_scp); 833 } 834 #endif /* SC_NO_CUTPASTE */ 835 break; 836 837 case MOUSE_BUTTON_EVENT: 838 if ((mouse->u.event.id & MOUSE_BUTTONS) == 0) 839 return EINVAL; 840 if (mouse->u.event.value < 0) 841 return EINVAL; 842 #if 0 843 /* this should maybe only be settable from /dev/consolectl SOS */ 844 if (SC_VTY(tp->t_dev) != SC_CONSOLECTL) 845 return ENOTTY; 846 #endif 847 if (mouse->u.event.value > 0) 848 cur_scp->mouse_buttons |= mouse->u.event.id; 849 else 850 cur_scp->mouse_buttons &= ~mouse->u.event.id; 851 852 if (sysmouse_event(mouse) == 0) 853 return 0; 854 855 /* if a button is held down, stop the screen saver */ 856 if (mouse->u.event.value > 0) 857 sc_touch_scrn_saver(); 858 859 cur_scp->status &= ~MOUSE_HIDDEN; 860 861 if (cur_scp->mouse_level > 0) { 862 sc_mouse_input(scp, mouse); 863 break; 864 } 865 866 if (cur_scp->mouse_signal && cur_scp->mouse_proc) { 867 if (cur_scp->mouse_proc != (p1 = pfind(cur_scp->mouse_pid))){ 868 cur_scp->mouse_signal = 0; 869 cur_scp->mouse_proc = NULL; 870 cur_scp->mouse_pid = 0; 871 if (p1) 872 PROC_UNLOCK(p1); 873 } else { 874 kern_psignal(cur_scp->mouse_proc, cur_scp->mouse_signal); 875 PROC_UNLOCK(cur_scp->mouse_proc); 876 break; 877 } 878 } 879 880 #ifndef SC_NO_CUTPASTE 881 if (ISGRAPHSC(cur_scp) || (cut_buffer == NULL)) 882 break; 883 884 switch (mouse->u.event.id) { 885 case MOUSE_BUTTON1DOWN: 886 switch (mouse->u.event.value % 4) { 887 case 0: /* up */ 888 mouse_cut_end(cur_scp); 889 break; 890 case 1: /* single click: start cut operation */ 891 mouse_cut_start(cur_scp); 892 break; 893 case 2: /* double click: cut a word */ 894 mouse_cut_word(cur_scp); 895 mouse_cut_end(cur_scp); 896 break; 897 case 3: /* triple click: cut a line */ 898 mouse_cut_line(cur_scp); 899 mouse_cut_end(cur_scp); 900 break; 901 } 902 break; 903 case SC_MOUSE_PASTEBUTTON: 904 switch (mouse->u.event.value) { 905 case 0: /* up */ 906 break; 907 default: 908 sc_mouse_paste(cur_scp); 909 break; 910 } 911 break; 912 case SC_MOUSE_EXTENDBUTTON: 913 switch (mouse->u.event.value) { 914 case 0: /* up */ 915 if (!(cur_scp->mouse_buttons & MOUSE_BUTTON1DOWN)) 916 mouse_cut_end(cur_scp); 917 break; 918 default: 919 mouse_cut_extend(cur_scp); 920 break; 921 } 922 break; 923 } 924 #endif /* SC_NO_CUTPASTE */ 925 break; 926 927 case MOUSE_MOUSECHAR: 928 if (mouse->u.mouse_char < 0) { 929 mouse->u.mouse_char = scp->sc->mouse_char; 930 } else { 931 if (mouse->u.mouse_char > UCHAR_MAX - 3) 932 return EINVAL; 933 s = spltty(); 934 sc_remove_all_mouse(scp->sc); 935 #ifndef SC_NO_FONT_LOADING 936 if (ISTEXTSC(cur_scp) && (cur_scp->font != NULL)) 937 sc_load_font(cur_scp, 0, cur_scp->font_size, 938 cur_scp->font_width, 939 cur_scp->font + cur_scp->font_size 940 * cur_scp->sc->mouse_char, 941 cur_scp->sc->mouse_char, 4); 942 #endif 943 scp->sc->mouse_char = mouse->u.mouse_char; 944 splx(s); 945 } 946 break; 947 948 default: 949 return EINVAL; 950 } 951 952 return 0; 953 } 954 955 return ENOIOCTL; 956 } 957 958 #endif /* SC_NO_SYSMOUSE */ 959