moused.c revision 31604
1/** 2 ** Copyright (c) 1995 Michael Smith, All rights reserved. 3 ** 4 ** Redistribution and use in source and binary forms, with or without 5 ** modification, are permitted provided that the following conditions 6 ** are met: 7 ** 1. Redistributions of source code must retain the above copyright 8 ** notice, this list of conditions and the following disclaimer as 9 ** the first lines of this file unmodified. 10 ** 2. Redistributions in binary form must reproduce the above copyright 11 ** notice, this list of conditions and the following disclaimer in the 12 ** documentation and/or other materials provided with the distribution. 13 ** 3. All advertising materials mentioning features or use of this software 14 ** must display the following acknowledgment: 15 ** This product includes software developed by Michael Smith. 16 ** 4. 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 ** 20 ** THIS SOFTWARE IS PROVIDED BY Michael Smith ``AS IS'' AND ANY 21 ** EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 ** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 ** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Michael Smith BE LIABLE FOR 24 ** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 ** CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 ** SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 27 ** BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 28 ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 29 ** OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 30 ** EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 ** 32 **/ 33 34/** 35 ** MOUSED.C 36 ** 37 ** Mouse daemon : listens to a serial port, the bus mouse interface, or 38 ** the PS/2 mouse port for mouse data stream, interprets data and passes 39 ** ioctls off to the console driver. 40 ** 41 ** The mouse interface functions are derived closely from the mouse 42 ** handler in the XFree86 X server. Many thanks to the XFree86 people 43 ** for their great work! 44 ** 45 **/ 46 47#ifndef lint 48static const char rcsid[] = 49 "$Id: moused.c,v 1.10 1997/09/25 06:44:39 charnier Exp $"; 50#endif /* not lint */ 51 52#include <err.h> 53#include <errno.h> 54#include <fcntl.h> 55#include <limits.h> 56#include <stdio.h> 57#include <stdlib.h> 58#include <stdarg.h> 59#include <string.h> 60#include <ctype.h> 61#include <signal.h> 62#include <setjmp.h> 63#include <termios.h> 64#include <syslog.h> 65 66#include <machine/console.h> 67#include <machine/mouse.h> 68 69#include <sys/types.h> 70#include <sys/time.h> 71#include <unistd.h> 72 73#define MAX_CLICKTHRESHOLD 2000 /* 2 seconds */ 74 75#define TRUE 1 76#define FALSE 0 77 78#define MOUSE_XAXIS (-1) 79#define MOUSE_YAXIS (-2) 80 81#define ChordMiddle 0x0001 82#define Emulate3Button 0x0002 83#define ClearDTR 0x0004 84#define ClearRTS 0x0008 85#define NoPnP 0x0010 86 87#define ID_NONE 0 88#define ID_PORT 1 89#define ID_IF 2 90#define ID_TYPE 4 91#define ID_MODEL 8 92#define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 93 94#define debug(fmt,args...) \ 95 if (debug&&nodaemon) warnx(fmt, ##args) 96 97#define logerr(e, fmt, args...) { \ 98 if (background) { \ 99 syslog(LOG_DAEMON | LOG_ERR, fmt ": %m", ##args); \ 100 exit(e); \ 101 } else \ 102 err(e, fmt, ##args); \ 103} 104 105#define logerrx(e, fmt, args...) { \ 106 if (background) { \ 107 syslog(LOG_DAEMON | LOG_ERR, fmt, ##args); \ 108 exit(e); \ 109 } else \ 110 errx(e, fmt, ##args); \ 111} 112 113#define logwarn(fmt, args...) { \ 114 if (background) \ 115 syslog(LOG_DAEMON | LOG_WARNING, fmt ": %m", ##args); \ 116 else \ 117 warn(fmt, ##args); \ 118} 119 120#define logwarnx(fmt, args...) { \ 121 if (background) \ 122 syslog(LOG_DAEMON | LOG_WARNING, fmt, ##args); \ 123 else \ 124 warnx(fmt, ##args); \ 125} 126 127/* structures */ 128 129/* symbol table entry */ 130typedef struct { 131 char *name; 132 int val; 133 int val2; 134} symtab_t; 135 136/* serial PnP ID string */ 137typedef struct { 138 int revision; /* PnP revision, 100 for 1.00 */ 139 char *eisaid; /* EISA ID including mfr ID and product ID */ 140 char *serial; /* serial No, optional */ 141 char *class; /* device class, optional */ 142 char *compat; /* list of compatible drivers, optional */ 143 char *description; /* product description, optional */ 144 int neisaid; /* length of the above fields... */ 145 int nserial; 146 int nclass; 147 int ncompat; 148 int ndescription; 149} pnpid_t; 150 151/* global variables */ 152 153int debug = 0; 154int nodaemon = FALSE; 155int background = FALSE; 156int identify = ID_NONE; 157int extioctl = FALSE; 158 159/* local variables */ 160 161/* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 162static symtab_t rifs[] = { 163 { "serial", MOUSE_IF_SERIAL }, 164 { "bus", MOUSE_IF_BUS }, 165 { "inport", MOUSE_IF_INPORT }, 166 { "ps/2", MOUSE_IF_PS2 }, 167 { "sysmouse", MOUSE_IF_SYSMOUSE }, 168 { NULL, MOUSE_IF_UNKNOWN }, 169}; 170 171/* types (the table must be ordered by MOUSE_PROTO_XXX in mouse.h) */ 172static char *rnames[] = { 173 "microsoft", 174 "mousesystems", 175 "logitech", 176 "mmseries", 177 "mouseman", 178 "busmouse", 179 "inportmouse", 180 "ps/2", 181 "mmhitab", 182 "glidepoint", 183 "intellimouse", 184 "thinkingmouse", 185 "sysmouse", 186#if notyet 187 "mariqua", 188#endif 189 NULL 190}; 191 192/* models */ 193static symtab_t rmodels[] = { 194 { "NetScroll", MOUSE_MODEL_NETSCROLL }, 195 { "NetMouse", MOUSE_MODEL_NET }, 196 { "GlidePoint", MOUSE_MODEL_GLIDEPOINT }, 197 { "ThinkingMouse", MOUSE_MODEL_THINK }, 198 { "IntelliMouse", MOUSE_MODEL_INTELLI }, 199 { "EasyScroll", MOUSE_MODEL_EASYSCROLL }, 200 { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS }, 201 { "generic", MOUSE_MODEL_GENERIC }, 202 { NULL, MOUSE_MODEL_UNKNOWN }, 203}; 204 205/* PnP EISA/product IDs */ 206static symtab_t pnpprod[] = { 207 /* Kensignton ThinkingMouse */ 208 { "KML0001", MOUSE_PROTO_THINK, MOUSE_MODEL_THINK }, 209 /* MS IntelliMouse */ 210 { "MSH0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 211 /* MS IntelliMouse TrackBall */ 212 { "MSH0004", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 213 /* Genius EZScroll */ 214 { "KYEEZ00", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 215 /* Genius NetMouse */ 216 { "KYE0003", MOUSE_PROTO_INTELLI, MOUSE_MODEL_NET }, 217 /* Logitech MouseMan+ */ 218 { "LGI8050", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 219 /* Logitech FirstMouse+ */ 220 { "LGI8051", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 221 222 /* MS bus */ 223 { "PNP0F00", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 224 /* MS serial */ 225 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 226 /* MS InPort */ 227 { "PNP0F02", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 228 /* MS PS/2 */ 229 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 230 /* 231 * EzScroll returns PNP0F04 in the compatible device field; but it 232 * doesn't look compatible... XXX 233 */ 234 /* MouseSystems */ 235 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 236 /* MouseSystems */ 237 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 238#if notyet 239 /* Genius Mouse */ 240 { "PNP0F06", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 241 /* Genius Mouse */ 242 { "PNP0F07", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 243#endif 244 /* Logitech serial */ 245 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 246 /* MS BallPoint serial */ 247 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 248 /* MS PnP serial */ 249 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 250 /* MS PnP BallPoint serial */ 251 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 252 /* MS serial comatible */ 253 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 254 /* MS InPort comatible */ 255 { "PNP0F0D", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 256 /* MS PS/2 comatible */ 257 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 258 /* MS BallPoint comatible */ 259 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 260#if notyet 261 /* TI QuickPort */ 262 { "PNP0F10", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 263#endif 264 /* MS bus comatible */ 265 { "PNP0F11", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 266 /* Logitech PS/2 */ 267 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 268 /* PS/2 */ 269 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 270#if notyet 271 /* MS Kids Mouse */ 272 { "PNP0F14", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 273#endif 274 /* Logitech bus */ 275 { "PNP0F15", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 276#if notyet 277 /* Logitech SWIFT */ 278 { "PNP0F16", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 279#endif 280 /* Logitech serial compat */ 281 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 282 /* Logitech bus compatible */ 283 { "PNP0F18", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 284 /* Logitech PS/2 compatible */ 285 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 286#if notyet 287 /* Logitech SWIFT compatible */ 288 { "PNP0F1A", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 289 /* HP Omnibook */ 290 { "PNP0F1B", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 291 /* Compaq LTE TrackBall PS/2 */ 292 { "PNP0F1C", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 293 /* Compaq LTE TrackBall serial */ 294 { "PNP0F1D", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 295 /* MS Kidts Trackball */ 296 { "PNP0F1E", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 297#endif 298 299 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 300}; 301 302/* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 303static unsigned short rodentcflags[] = 304{ 305 (CS7 | CREAD | CLOCAL | HUPCL ), /* MicroSoft */ 306 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* MouseSystems */ 307 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* Logitech */ 308 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL ), /* MMSeries */ 309 (CS7 | CREAD | CLOCAL | HUPCL ), /* MouseMan */ 310 0, /* Bus */ 311 0, /* InPort */ 312 0, /* PS/2 */ 313 (CS8 | CREAD | CLOCAL | HUPCL ), /* MM HitTablet */ 314 (CS7 | CREAD | CLOCAL | HUPCL ), /* GlidePoint */ 315 (CS7 | CREAD | CLOCAL | HUPCL ), /* IntelliMouse */ 316 (CS7 | CREAD | CLOCAL | HUPCL ), /* Thinking Mouse */ 317 0, /* sysmouse */ 318#if notyet 319 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* Mariqua */ 320#endif 321}; 322 323static struct rodentparam { 324 int flags; 325 char *portname; /* /dev/XXX */ 326 int rtype; /* MOUSE_PROTO_XXX */ 327 int level; /* operation level: 0 or greater */ 328 int baudrate; 329 int rate; /* report rate */ 330 int resolution; /* MOUSE_RES_XXX or a positive number */ 331 int zmap; /* MOUSE_{X|Y}AXIS or a button number */ 332 int mfd; /* mouse file descriptor */ 333 int cfd; /* /dev/consolectl file descriptor */ 334 long clickthreshold; /* double click speed in msec */ 335 mousehw_t hw; /* mouse device hardware information */ 336 mousemode_t mode; /* protocol information */ 337} rodent = { 338 flags : 0, 339 portname : NULL, 340 rtype : MOUSE_PROTO_UNKNOWN, 341 level : -1, 342 baudrate : 1200, 343 rate : 0, 344 resolution : MOUSE_RES_UNKNOWN, 345 zmap: 0, 346 mfd : -1, 347 cfd : -1, 348 clickthreshold : 500, /* 0.5 sec */ 349}; 350 351/* button status */ 352static struct { 353 int count; /* 0: up, 1: single click, 2: double click,... */ 354 struct timeval tv; /* timestamp on the last `up' event */ 355} buttonstate[MOUSE_MAXBUTTON]; 356 357static jmp_buf env; 358 359/* function prototypes */ 360 361static void moused(void); 362static void hup(int sig); 363static void usage(void); 364 365static int r_identify(void); 366static char *r_if(int type); 367static char *r_name(int type); 368static char *r_model(int model); 369static void r_init(void); 370static int r_protocol(u_char b, mousestatus_t *act); 371static int r_installmap(char *arg); 372static void r_map(mousestatus_t *act1, mousestatus_t *act2); 373static void r_click(mousestatus_t *act); 374static void setmousespeed(int old, int new, unsigned cflag); 375 376static int pnpgets(char *buf); 377static int pnpparse(pnpid_t *id, char *buf, int len); 378static symtab_t *pnpproto(pnpid_t *id); 379 380static symtab_t *gettoken(symtab_t *tab, char *s, int len); 381static char *gettokenname(symtab_t *tab, int val); 382 383void 384main(int argc, char *argv[]) 385{ 386 int c; 387 int i; 388 389 while((c = getopt(argc,argv,"3C:DF:PRS:cdfhi:l:m:p:r:st:z:")) != -1) 390 switch(c) { 391 392 case '3': 393 rodent.flags |= Emulate3Button; 394 break; 395 396 case 'c': 397 rodent.flags |= ChordMiddle; 398 break; 399 400 case 'd': 401 ++debug; 402 break; 403 404 case 'f': 405 nodaemon = TRUE; 406 break; 407 408 case 'i': 409 if (strcmp(optarg, "all") == 0) 410 identify = ID_ALL; 411 else if (strcmp(optarg, "port") == 0) 412 identify = ID_PORT; 413 else if (strcmp(optarg, "if") == 0) 414 identify = ID_IF; 415 else if (strcmp(optarg, "type") == 0) 416 identify = ID_TYPE; 417 else if (strcmp(optarg, "model") == 0) 418 identify = ID_MODEL; 419 else { 420 warnx("invalid argument `%s'", optarg); 421 usage(); 422 } 423 nodaemon = TRUE; 424 break; 425 426 case 'l': 427 rodent.level = atoi(optarg); 428 if ((rodent.level < 0) || (rodent.level > 4)) { 429 warnx("invalid argument `%s'", optarg); 430 usage(); 431 } 432 break; 433 434 case 'm': 435 if (!r_installmap(optarg)) { 436 warnx("invalid argument `%s'", optarg); 437 usage(); 438 } 439 break; 440 441 case 'p': 442 rodent.portname = optarg; 443 break; 444 445 case 'r': 446 if (strcmp(optarg, "high") == 0) 447 rodent.resolution = MOUSE_RES_HIGH; 448 else if (strcmp(optarg, "medium-high") == 0) 449 rodent.resolution = MOUSE_RES_HIGH; 450 else if (strcmp(optarg, "medium-low") == 0) 451 rodent.resolution = MOUSE_RES_MEDIUMLOW; 452 else if (strcmp(optarg, "low") == 0) 453 rodent.resolution = MOUSE_RES_LOW; 454 else if (strcmp(optarg, "default") == 0) 455 rodent.resolution = MOUSE_RES_DEFAULT; 456 else { 457 rodent.resolution = atoi(optarg); 458 if (rodent.resolution <= 0) { 459 warnx("invalid argument `%s'", optarg); 460 usage(); 461 } 462 } 463 break; 464 465 case 's': 466 rodent.baudrate = 9600; 467 break; 468 469 case 'z': 470 if (strcmp(optarg, "x") == 0) 471 rodent.zmap = MOUSE_XAXIS; 472 else if (strcmp(optarg, "y") == 0) 473 rodent.zmap = MOUSE_YAXIS; 474 else { 475 i = atoi(optarg); 476 /* 477 * Use button i for negative Z axis movement and 478 * button (i + 1) for positive Z axis movement. 479 */ 480 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 481 warnx("invalid argument `%s'", optarg); 482 usage(); 483 } 484 rodent.zmap = 1 << (i - 1); 485 } 486 break; 487 488 case 'C': 489 rodent.clickthreshold = atoi(optarg); 490 if ((rodent.clickthreshold < 0) || 491 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 492 warnx("invalid argument `%s'", optarg); 493 usage(); 494 } 495 break; 496 497 case 'D': 498 rodent.flags |= ClearDTR; 499 break; 500 501 case 'F': 502 rodent.rate = atoi(optarg); 503 if (rodent.rate <= 0) { 504 warnx("invalid argument `%s'", optarg); 505 usage(); 506 } 507 break; 508 509 case 'P': 510 rodent.flags |= NoPnP; 511 break; 512 513 case 'R': 514 rodent.flags |= ClearRTS; 515 break; 516 517 case 'S': 518 rodent.baudrate = atoi(optarg); 519 if (rodent.baudrate <= 0) { 520 warnx("invalid argument `%s'", optarg); 521 usage(); 522 } 523 debug("rodent baudrate %d", rodent.baudrate); 524 break; 525 526 case 't': 527 for (i = 0; rnames[i]; i++) 528 if (!strcmp(optarg,rnames[i])) { 529 rodent.rtype = i; 530 break; 531 } 532 if (rnames[i]) 533 break; 534 warnx("no such mouse type `%s'", optarg); 535 usage(); 536 537 case 'h': 538 case '?': 539 default: 540 usage(); 541 } 542 543 /* the default port name */ 544 switch(rodent.rtype) { 545 546 case MOUSE_PROTO_INPORT: 547 /* INPORT and BUS are the same... */ 548 rodent.rtype = MOUSE_PROTO_BUS; 549 /* FALL THROUGH */ 550 case MOUSE_PROTO_BUS: 551 if (!rodent.portname) 552 rodent.portname = "/dev/mse0"; 553 break; 554 555 case MOUSE_PROTO_PS2: 556 if (!rodent.portname) 557 rodent.portname = "/dev/psm0"; 558 break; 559 560 default: 561 if (rodent.portname) 562 break; 563 warnx("no port name specified"); 564 usage(); 565 } 566 567 for (;;) { 568 if (setjmp(env) == 0) { 569 signal(SIGHUP, hup); 570 if ((rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK, 0)) 571 == -1) 572 logerr(1, "unable to open %s", rodent.portname); 573 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 574 logwarnx("cannot determine mouse type on %s", rodent.portname); 575 close(rodent.mfd); 576 rodent.mfd = -1; 577 } 578 579 /* print some information */ 580 if (identify != ID_NONE) { 581 if (identify == ID_ALL) 582 printf("%s %s %s %s\n", 583 rodent.portname, r_if(rodent.hw.iftype), 584 r_name(rodent.rtype), r_model(rodent.hw.model)); 585 else if (identify & ID_PORT) 586 printf("%s\n", rodent.portname); 587 else if (identify & ID_IF) 588 printf("%s\n", r_if(rodent.hw.iftype)); 589 else if (identify & ID_TYPE) 590 printf("%s\n", r_name(rodent.rtype)); 591 else if (identify & ID_MODEL) 592 printf("%s\n", r_model(rodent.hw.model)); 593 exit(0); 594 } else { 595 debug("port: %s interface: %s type: %s model: %s", 596 rodent.portname, r_if(rodent.hw.iftype), 597 r_name(rodent.rtype), r_model(rodent.hw.model)); 598 } 599 600 if (rodent.mfd == -1) { 601 /* 602 * We cannot continue because of error. Exit if the 603 * program has not become a daemon. Otherwise, block 604 * until the the user corrects the problem and issues SIGHUP. 605 */ 606 if (!background) 607 exit(1); 608 sigpause(0); 609 } 610 611 r_init(); /* call init function */ 612 moused(); 613 } 614 615 if (rodent.mfd != -1) 616 close(rodent.mfd); 617 if (rodent.cfd != -1) 618 close(rodent.cfd); 619 rodent.mfd = rodent.cfd = -1; 620 } 621 /* NOT REACHED */ 622 623 exit(0); 624} 625 626static void 627moused(void) 628{ 629 struct mouse_info mouse; 630 mousestatus_t action; /* original mouse action */ 631 mousestatus_t action2; /* mapped action */ 632 fd_set fds; 633 u_char b; 634 635 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 636 logerr(1, "cannot open /dev/consolectl", 0); 637 638 if (!nodaemon && !background) 639 if (daemon(0, 0)) { 640 logerr(1, "failed to become a daemon", 0); 641 } else { 642 background = TRUE; 643 } 644 645 /* clear mouse data */ 646 bzero(&action, sizeof(action)); 647 bzero(&action2, sizeof(action2)); 648 bzero(&buttonstate, sizeof(buttonstate)); 649 bzero(&mouse, sizeof(mouse)); 650 651 /* choose which ioctl command to use */ 652 mouse.operation = MOUSE_MOTION_EVENT; 653 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 654 655 /* process mouse data */ 656 for (;;) { 657 658 FD_ZERO(&fds); 659 FD_SET(rodent.mfd, &fds); 660 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 661 logwarn("failed to read from mouse", 0); 662 663 read(rodent.mfd, &b, 1); 664 if (r_protocol(b, &action)) { /* handler detected action */ 665 r_map(&action, &action2); 666 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 667 action2.button, action2.dx, action2.dy, action2.dz); 668 669 if (extioctl) { 670 r_click(&action2); 671 if (action2.flags & MOUSE_POSCHANGED) { 672 mouse.operation = MOUSE_MOTION_EVENT; 673 mouse.u.data.buttons = action2.button; 674 mouse.u.data.x = action2.dx; 675 mouse.u.data.y = action2.dy; 676 mouse.u.data.z = action2.dz; 677 if (debug < 2) 678 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 679 } 680 } else { 681 mouse.operation = MOUSE_ACTION; 682 mouse.u.data.buttons = action2.button; 683 mouse.u.data.x = action2.dx; 684 mouse.u.data.y = action2.dy; 685 mouse.u.data.z = action2.dz; 686 if (debug < 2) 687 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 688 } 689 690 /* 691 * If the Z axis movement is mapped to a imaginary physical 692 * button, we need to cook up a corresponding button `up' event 693 * after sending a button `down' event. 694 */ 695 if ((rodent.zmap > 0) && (action.dz != 0)) { 696 action.obutton = action.button; 697 action.dx = action.dy = action.dz = 0; 698 r_map(&action, &action2); 699 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 700 action2.button, action2.dx, action2.dy, action2.dz); 701 702 if (extioctl) { 703 r_click(&action2); 704 } else { 705 mouse.operation = MOUSE_ACTION; 706 mouse.u.data.buttons = action2.button; 707 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 708 if (debug < 2) 709 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 710 } 711 } 712 } 713 } 714 /* NOT REACHED */ 715} 716 717static void 718hup(int sig) 719{ 720 longjmp(env, 1); 721} 722 723/** 724 ** usage 725 ** 726 ** Complain, and free the CPU for more worthy tasks 727 **/ 728static void 729usage(void) 730{ 731 fprintf(stderr, "%s\n%s\n%s\n", 732 "usage: moused [-3DRcdfs] [-F rate] [-r resolution] [-S baudrate] [-C threshold]", 733 " [-m N=M] [-z N] [-t <mousetype>] -p <port>", 734 " moused [-d] -i -p <port>"); 735 exit(1); 736} 737 738/** 739 ** Mouse interface code, courtesy of XFree86 3.1.2. 740 ** 741 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 742 ** to clean, reformat and rationalise naming, it's quite possible that 743 ** some things in here have been broken. 744 ** 745 ** I hope not 8) 746 ** 747 ** The following code is derived from a module marked : 748 **/ 749 750/* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 751/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 752 17:03:40 dawes Exp $ */ 753/* 754 * 755 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 756 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 757 * 758 * Permission to use, copy, modify, distribute, and sell this software and its 759 * documentation for any purpose is hereby granted without fee, provided that 760 * the above copyright notice appear in all copies and that both that 761 * copyright notice and this permission notice appear in supporting 762 * documentation, and that the names of Thomas Roell and David Dawes not be 763 * used in advertising or publicity pertaining to distribution of the 764 * software without specific, written prior permission. Thomas Roell 765 * and David Dawes makes no representations about the suitability of this 766 * software for any purpose. It is provided "as is" without express or 767 * implied warranty. 768 * 769 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 770 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 771 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 772 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 773 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 774 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 775 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 776 * 777 */ 778 779/** 780 ** GlidePoint support from XFree86 3.2. 781 ** Derived from the module: 782 **/ 783 784/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 785/* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 786 787/* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 788static unsigned char proto[][7] = { 789 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 790 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 791 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 792 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 793 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 794 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MouseMan */ 795 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 796 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 797 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 798 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 799 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 800 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 801 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 802 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 803#if notyet 804 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 805#endif 806}; 807static unsigned char cur_proto[7]; 808 809static int 810r_identify(void) 811{ 812 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 813 pnpid_t pnpid; 814 symtab_t *t; 815 int level; 816 int len; 817 818 /* set the driver operation level, if applicable */ 819 if (rodent.level < 0) 820 rodent.level = 1; 821 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 822 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 823 824 /* 825 * Interrogate the driver and get some intelligence on the device... 826 * The following ioctl functions are not always supported by device 827 * drivers. When the driver doesn't support them, we just trust the 828 * user to supply valid information. 829 */ 830 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 831 rodent.hw.model = MOUSE_MODEL_GENERIC; 832 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 833 834 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 835 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 836 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 837 rodent.mode.rate = -1; 838 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 839 rodent.mode.accelfactor = 0; 840 rodent.mode.level = 0; 841 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 842 if ((rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) 843 || (rodent.mode.protocol >= sizeof(proto)/sizeof(proto[0]))) { 844 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 845 return MOUSE_PROTO_UNKNOWN; 846 } else { 847 /* INPORT and BUS are the same... */ 848 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 849 rodent.mode.protocol = MOUSE_PROTO_BUS; 850 if (rodent.mode.protocol != rodent.rtype) { 851 /* Hmm, the driver doesn't agree with the user... */ 852 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 853 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 854 r_name(rodent.mode.protocol), r_name(rodent.rtype), 855 r_name(rodent.mode.protocol)); 856 rodent.rtype = rodent.mode.protocol; 857 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 858 } 859 } 860 cur_proto[4] = rodent.mode.packetsize; 861 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 862 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 863 } 864 865 /* maybe this is an PnP mouse... */ 866 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 867 868 if (rodent.flags & NoPnP) 869 return rodent.rtype; 870 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 871 return rodent.rtype; 872 873 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 874 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 875 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 876 pnpid.ndescription, pnpid.ndescription, pnpid.description); 877 878 /* we have a valid PnP serial device ID */ 879 rodent.hw.iftype = MOUSE_IF_SERIAL; 880 t = pnpproto(&pnpid); 881 if (t != NULL) { 882 rodent.mode.protocol = t->val; 883 rodent.hw.model = t->val2; 884 } else { 885 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 886 } 887 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 888 rodent.mode.protocol = MOUSE_PROTO_BUS; 889 890 /* make final adjustment */ 891 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 892 if (rodent.mode.protocol != rodent.rtype) { 893 /* Hmm, the device doesn't agree with the user... */ 894 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 895 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 896 r_name(rodent.mode.protocol), r_name(rodent.rtype), 897 r_name(rodent.mode.protocol)); 898 rodent.rtype = rodent.mode.protocol; 899 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 900 } 901 } 902 } 903 904 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 905 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 906 cur_proto[4], cur_proto[5], cur_proto[6]); 907 908 return rodent.rtype; 909} 910 911static char * 912r_if(int iftype) 913{ 914 char *s; 915 916 s = gettokenname(rifs, iftype); 917 return (s == NULL) ? "unknown" : s; 918} 919 920static char * 921r_name(int type) 922{ 923 return ((type == MOUSE_PROTO_UNKNOWN) 924 || (type > sizeof(rnames)/sizeof(rnames[0]) - 1)) 925 ? "unknown" : rnames[type]; 926} 927 928static char * 929r_model(int model) 930{ 931 char *s; 932 933 s = gettokenname(rmodels, model); 934 return (s == NULL) ? "unknown" : s; 935} 936 937static void 938r_init(void) 939{ 940 fd_set fds; 941 char *s; 942 char c; 943 int i; 944 945 /** 946 ** This comment is a little out of context here, but it contains 947 ** some useful information... 948 ******************************************************************** 949 ** 950 ** The following lines take care of the Logitech MouseMan protocols. 951 ** 952 ** NOTE: There are different versions of both MouseMan and TrackMan! 953 ** Hence I add another protocol P_LOGIMAN, which the user can 954 ** specify as MouseMan in his XF86Config file. This entry was 955 ** formerly handled as a special case of P_MS. However, people 956 ** who don't have the middle button problem, can still specify 957 ** Microsoft and use P_MS. 958 ** 959 ** By default, these mice should use a 3 byte Microsoft protocol 960 ** plus a 4th byte for the middle button. However, the mouse might 961 ** have switched to a different protocol before we use it, so I send 962 ** the proper sequence just in case. 963 ** 964 ** NOTE: - all commands to (at least the European) MouseMan have to 965 ** be sent at 1200 Baud. 966 ** - each command starts with a '*'. 967 ** - whenever the MouseMan receives a '*', it will switch back 968 ** to 1200 Baud. Hence I have to select the desired protocol 969 ** first, then select the baud rate. 970 ** 971 ** The protocols supported by the (European) MouseMan are: 972 ** - 5 byte packed binary protocol, as with the Mouse Systems 973 ** mouse. Selected by sequence "*U". 974 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 975 ** by sequence "*V". 976 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 977 ** Selected by sequence "*X". 978 ** 979 ** The following baud rates are supported: 980 ** - 1200 Baud (default). Selected by sequence "*n". 981 ** - 9600 Baud. Selected by sequence "*q". 982 ** 983 ** Selecting a sample rate is no longer supported with the MouseMan! 984 ** Some additional lines in xf86Config.c take care of ill configured 985 ** baud rates and sample rates. (The user will get an error.) 986 */ 987 988 switch (rodent.rtype) { 989 990 case MOUSE_PROTO_LOGI: 991 /* 992 * The baud rate selection command must be sent at the current 993 * baud rate; try all likely settings 994 */ 995 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 996 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 997 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 998 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 999 /* select MM series data format */ 1000 write(rodent.mfd, "S", 1); 1001 setmousespeed(rodent.baudrate, rodent.baudrate, 1002 rodentcflags[MOUSE_PROTO_MM]); 1003 /* select report rate/frequency */ 1004 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1005 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1006 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1007 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1008 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1009 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1010 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1011 else write(rodent.mfd, "N", 1); 1012 break; 1013 1014 case MOUSE_PROTO_LOGIMOUSEMAN: 1015 /* The command must always be sent at 1200 baud */ 1016 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1017 write(rodent.mfd, "*X", 2); 1018 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1019 break; 1020 1021 case MOUSE_PROTO_HITTAB: 1022 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1023 1024 /* 1025 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1026 * The tablet must be configured to be in MM mode, NO parity, 1027 * Binary Format. xf86Info.sampleRate controls the sensativity 1028 * of the tablet. We only use this tablet for it's 4-button puck 1029 * so we don't run in "Absolute Mode" 1030 */ 1031 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1032 usleep(50000); 1033 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1034 usleep(50000); 1035 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1036 usleep(50000); 1037 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1038 usleep(50000); 1039 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1040 usleep(50000); 1041 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1042 usleep(50000); 1043 1044 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1045 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1046 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1047 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1048 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1049 else if (rodent.resolution <= 40) c = 'g'; 1050 else if (rodent.resolution <= 100) c = 'd'; 1051 else if (rodent.resolution <= 200) c = 'e'; 1052 else if (rodent.resolution <= 500) c = 'h'; 1053 else if (rodent.resolution <= 1000) c = 'j'; 1054 else c = 'd'; 1055 write(rodent.mfd, &c, 1); 1056 usleep(50000); 1057 1058 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1059 break; 1060 1061 case MOUSE_PROTO_THINK: 1062 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1063 /* the PnP ID string may be sent again, discard it */ 1064 usleep(200000); 1065 i = FREAD; 1066 ioctl(rodent.mfd, TIOCFLUSH, &i); 1067 /* send the command to initialize the beast */ 1068 for (s = "E5E5"; *s; ++s) { 1069 write(rodent.mfd, s, 1); 1070 FD_ZERO(&fds); 1071 FD_SET(rodent.mfd, &fds); 1072 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1073 break; 1074 read(rodent.mfd, &c, 1); 1075 debug("%c", c); 1076 if (c != *s) 1077 break; 1078 } 1079 break; 1080 1081 case MOUSE_PROTO_MSC: 1082 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1083 if (rodent.flags & ClearDTR) { 1084 i = TIOCM_DTR; 1085 ioctl(rodent.mfd, TIOCMBIC, &i); 1086 } 1087 if (rodent.flags & ClearRTS) { 1088 i = TIOCM_RTS; 1089 ioctl(rodent.mfd, TIOCMBIC, &i); 1090 } 1091 break; 1092 1093 case MOUSE_PROTO_BUS: 1094 case MOUSE_PROTO_INPORT: 1095 case MOUSE_PROTO_PS2: 1096 case MOUSE_PROTO_SYSMOUSE: 1097 if (rodent.rate >= 0) 1098 rodent.mode.rate = rodent.rate; 1099 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1100 rodent.mode.resolution = rodent.resolution; 1101 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1102 break; 1103 1104 default: 1105 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1106 break; 1107 } 1108} 1109 1110static int 1111r_protocol(u_char rBuf, mousestatus_t *act) 1112{ 1113 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1114 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1115 IntelliMouse, Thinking Mouse */ 1116 0, 1117 MOUSE_BUTTON3DOWN, 1118 MOUSE_BUTTON1DOWN, 1119 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1120 }; 1121 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1122 Thinking Mouse */ 1123 0, 1124 MOUSE_BUTTON4DOWN, 1125 MOUSE_BUTTON2DOWN, 1126 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1127 }; 1128 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1129 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1130 MouseMan+ */ 1131 0, 1132 MOUSE_BUTTON2DOWN, 1133 MOUSE_BUTTON4DOWN, 1134 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1135 }; 1136 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1137 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1138 Bus, sysmouse */ 1139 0, 1140 MOUSE_BUTTON3DOWN, 1141 MOUSE_BUTTON2DOWN, 1142 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1143 MOUSE_BUTTON1DOWN, 1144 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1145 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1146 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1147 }; 1148 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1149 static int butmapps2[8] = { /* PS/2 */ 1150 0, 1151 MOUSE_BUTTON1DOWN, 1152 MOUSE_BUTTON3DOWN, 1153 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1154 MOUSE_BUTTON2DOWN, 1155 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1156 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1157 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1158 }; 1159 /* for Hitachi tablet */ 1160 static int butmaphit[8] = { /* MM HitTablet */ 1161 0, 1162 MOUSE_BUTTON3DOWN, 1163 MOUSE_BUTTON2DOWN, 1164 MOUSE_BUTTON1DOWN, 1165 MOUSE_BUTTON4DOWN, 1166 MOUSE_BUTTON5DOWN, 1167 MOUSE_BUTTON6DOWN, 1168 MOUSE_BUTTON7DOWN, 1169 }; 1170 static int pBufP = 0; 1171 static unsigned char pBuf[8]; 1172 1173 debug("received char 0x%x",(int)rBuf); 1174 1175 /* 1176 * Hack for resyncing: We check here for a package that is: 1177 * a) illegal (detected by wrong data-package header) 1178 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1179 * c) bad header-package 1180 * 1181 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1182 * -128 are allowed, but since they are very seldom we can easily 1183 * use them as package-header with no button pressed. 1184 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1185 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1186 * checking data bytes. 1187 * For resyncing a PS/2 mouse we require the two most significant 1188 * bits in the header byte to be 0. These are the overflow bits, 1189 * and in case of an overflow we actually lose sync. Overflows 1190 * are very rare, however, and we quickly gain sync again after 1191 * an overflow condition. This is the best we can do. (Actually, 1192 * we could use bit 0x08 in the header byte for resyncing, since 1193 * that bit is supposed to be always on, but nobody told 1194 * Microsoft...) 1195 */ 1196 1197 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1198 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1199 { 1200 pBufP = 0; /* skip package */ 1201 } 1202 1203 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1204 return 0; 1205 1206 /* is there an extra data byte? */ 1207 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1208 { 1209 /* 1210 * Hack for Logitech MouseMan Mouse - Middle button 1211 * 1212 * Unfortunately this mouse has variable length packets: the standard 1213 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1214 * middle button status changes. 1215 * 1216 * We have already processed the standard packet with the movement 1217 * and button info. Now post an event message with the old status 1218 * of the left and right buttons and the updated middle button. 1219 */ 1220 1221 /* 1222 * Even worse, different MouseMen and TrackMen differ in the 4th 1223 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1224 * 0x02/0x22, so I have to strip off the lower bits. 1225 * 1226 * [JCH-96/01/21] 1227 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1228 * and it is activated by tapping the glidepad with the finger! 8^) 1229 * We map it to bit bit3, and the reverse map in xf86Events just has 1230 * to be extended so that it is identified as Button 4. The lower 1231 * half of the reverse-map may remain unchanged. 1232 */ 1233 1234 /* 1235 * [KY-97/08/03] 1236 * Receive the fourth byte only when preceeding three bytes have 1237 * been detected (pBufP >= cur_proto[4]). In the previous 1238 * versions, the test was pBufP == 0; thus, we may have mistakingly 1239 * received a byte even if we didn't see anything preceeding 1240 * the byte. 1241 */ 1242 1243 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1244 pBufP = 0; 1245 return 0; 1246 } 1247 1248 switch (rodent.rtype) { 1249#if notyet 1250 case MOUSE_PROTO_MARIQUA: 1251 /* 1252 * This mouse has 16! buttons in addition to the standard 1253 * three of them. They return 0x10 though 0x1f in the 1254 * so-called `ten key' mode and 0x30 though 0x3f in the 1255 * `function key' mode. As there are only 31 bits for 1256 * button state (including the standard three), we ignore 1257 * the bit 0x20 and don't distinguish the two modes. 1258 */ 1259 act->dx = act->dy = act->dz = 0; 1260 act->obutton = act->button; 1261 rBuf &= 0x1f; 1262 act->button = (1 << (rBuf - 13)) 1263 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1264 /* 1265 * FIXME: this is a button "down" event. There needs to be 1266 * a corresponding button "up" event... XXX 1267 */ 1268 break; 1269#endif /* notyet */ 1270 1271 /* 1272 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 1273 * always send the fourth byte, whereas the fourth byte is 1274 * optional for GlidePoint and ThinkingMouse. The fourth byte 1275 * is also optional for MouseMan+ and FirstMouse+ in their 1276 * native mode. It is always sent if they are in the IntelliMouse 1277 * compatible mode. 1278 */ 1279 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1280 MouseMan+ */ 1281 act->dx = act->dy = 0; 1282 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 1283 act->obutton = act->button; 1284 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1285 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1286 break; 1287 1288 default: 1289 act->dx = act->dy = act->dz = 0; 1290 act->obutton = act->button; 1291 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1292 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1293 break; 1294 } 1295 1296 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1297 | (act->obutton ^ act->button); 1298 pBufP = 0; 1299 return act->flags; 1300 } 1301 1302 if (pBufP >= cur_proto[4]) 1303 pBufP = 0; 1304 pBuf[pBufP++] = rBuf; 1305 if (pBufP != cur_proto[4]) 1306 return 0; 1307 1308 /* 1309 * assembly full package 1310 */ 1311 1312 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 1313 cur_proto[4], 1314 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 1315 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 1316 1317 act->dz = 0; 1318 act->obutton = act->button; 1319 switch (rodent.rtype) 1320 { 1321 case MOUSE_PROTO_MS: /* Microsoft */ 1322 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 1323 if (rodent.flags & ChordMiddle) 1324 act->button = ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 1325 ? MOUSE_BUTTON2DOWN 1326 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1327 else 1328 act->button = (act->obutton & MOUSE_BUTTON2DOWN) 1329 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1330 act->dx = (char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1331 act->dy = (char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1332 break; 1333 1334 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 1335 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 1336 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1337 MouseMan+ */ 1338 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 1339 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1340 act->dx = (char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1341 act->dy = (char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1342 break; 1343 1344 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 1345#if notyet 1346 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 1347#endif 1348 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1349 act->dx = (char)(pBuf[1]) + (char)(pBuf[3]); 1350 act->dy = - ((char)(pBuf[2]) + (char)(pBuf[4])); 1351 break; 1352 1353 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 1354 act->button = butmaphit[pBuf[0] & 0x07]; 1355 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1356 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1357 break; 1358 1359 case MOUSE_PROTO_MM: /* MM Series */ 1360 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 1361 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 1362 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1363 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1364 break; 1365 1366 case MOUSE_PROTO_BUS: /* Bus */ 1367 case MOUSE_PROTO_INPORT: /* InPort */ 1368 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1369 act->dx = (char)pBuf[1]; 1370 act->dy = - (char)pBuf[2]; 1371 break; 1372 1373 case MOUSE_PROTO_PS2: /* PS/2 */ 1374 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 1375 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 1376 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 1377 /* 1378 * Moused usually operates the psm driver at the operation level 1 1379 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 1380 * The following code takes effect only when the user explicitly 1381 * requets the level 2 at which wheel movement and additional button 1382 * actions are encoded in model-dependent formats. At the level 0 1383 * the following code is no-op because the psm driver says the model 1384 * is MOUSE_MODEL_GENERIC. 1385 */ 1386 switch (rodent.hw.model) { 1387 case MOUSE_MODEL_INTELLI: 1388 case MOUSE_MODEL_NET: 1389 /* wheel data is in the fourth byte */ 1390 act->dz = (char)pBuf[3]; 1391 break; 1392 case MOUSE_MODEL_MOUSEMANPLUS: 1393 if ((pBuf[0] & ~MOUSE_PS2_BUTTONS) == 0xc8) { 1394 /* the extended data packet encodes button and wheel events */ 1395 act->dx = act->dy = 0; 1396 act->dz = (pBuf[1] & MOUSE_PS2PLUS_ZNEG) 1397 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 1398 act->button |= ((pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 1399 ? MOUSE_BUTTON4DOWN : 0); 1400 } else { 1401 /* preserve button states */ 1402 act->button |= act->obutton & MOUSE_EXTBUTTONS; 1403 } 1404 break; 1405 case MOUSE_MODEL_GLIDEPOINT: 1406 /* `tapping' action */ 1407 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 1408 break; 1409 case MOUSE_MODEL_NETSCROLL: 1410 /* three addtional bytes encode button and wheel events */ 1411 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 1412 ? MOUSE_BUTTON4DOWN : 0; 1413 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 1414 break; 1415 case MOUSE_MODEL_THINK: 1416 /* the fourth button state in the first byte */ 1417 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 1418 break; 1419 case MOUSE_MODEL_GENERIC: 1420 default: 1421 break; 1422 } 1423 break; 1424 1425 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 1426 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 1427 act->dx = (char)(pBuf[1]) + (char)(pBuf[3]); 1428 act->dy = - ((char)(pBuf[2]) + (char)(pBuf[4])); 1429 if (rodent.level == 1) { 1430 act->dz = ((char)(pBuf[5] << 1) + (char)(pBuf[6] << 1))/2; 1431 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 1432 } 1433 break; 1434 1435 default: 1436 return 0; 1437 } 1438 /* 1439 * We don't reset pBufP here yet, as there may be an additional data 1440 * byte in some protocols. See above. 1441 */ 1442 1443 /* has something changed? */ 1444 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1445 | (act->obutton ^ act->button); 1446 1447 if (rodent.flags & Emulate3Button) { 1448 if (((act->flags & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)) 1449 == (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)) 1450 && ((act->button & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)) 1451 == (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN))) { 1452 act->button &= ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN); 1453 act->button |= MOUSE_BUTTON2DOWN; 1454 } else if ((act->obutton & MOUSE_BUTTON2DOWN) 1455 && ((act->button & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)) 1456 != (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN))) { 1457 act->button &= ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN 1458 | MOUSE_BUTTON3DOWN); 1459 } 1460 act->flags &= MOUSE_POSCHANGED; 1461 act->flags |= act->obutton ^ act->button; 1462 } 1463 1464 return act->flags; 1465} 1466 1467/* phisical to logical button mapping */ 1468static int p2l[MOUSE_MAXBUTTON] = { 1469 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 1470 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 1471 0x00000100, 0x00000200, 0x00000400, 0x00000800, 1472 0x00001000, 0x00002000, 0x00004000, 0x00008000, 1473 0x00010000, 0x00020000, 0x00040000, 0x00080000, 1474 0x00100000, 0x00200000, 0x00400000, 0x00800000, 1475 0x01000000, 0x02000000, 0x04000000, 0x08000000, 1476 0x10000000, 0x20000000, 0x40000000, 1477}; 1478 1479static char * 1480skipspace(char *s) 1481{ 1482 while(isspace(*s)) 1483 ++s; 1484 return s; 1485} 1486 1487static int 1488r_installmap(char *arg) 1489{ 1490 int pbutton; 1491 int lbutton; 1492 char *s; 1493 1494 while (*arg) { 1495 arg = skipspace(arg); 1496 s = arg; 1497 while (isdigit(*arg)) 1498 ++arg; 1499 arg = skipspace(arg); 1500 if ((arg <= s) || (*arg != '=')) 1501 return FALSE; 1502 lbutton = atoi(s); 1503 1504 arg = skipspace(++arg); 1505 s = arg; 1506 while (isdigit(*arg)) 1507 ++arg; 1508 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 1509 return FALSE; 1510 pbutton = atoi(s); 1511 1512 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 1513 return FALSE; 1514 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 1515 return FALSE; 1516 p2l[pbutton - 1] = 1 << (lbutton - 1); 1517 } 1518 1519 return TRUE; 1520} 1521 1522static void 1523r_map(mousestatus_t *act1, mousestatus_t *act2) 1524{ 1525 register int pb; 1526 register int pbuttons; 1527 int lbuttons; 1528 1529 pbuttons = act1->button; 1530 lbuttons = 0; 1531 1532 act2->obutton = act2->button; 1533 act2->dx = act1->dx; 1534 act2->dy = act1->dy; 1535 act2->dz = act1->dz; 1536 1537 switch (rodent.zmap) { 1538 case 0: /* do nothing */ 1539 break; 1540 case MOUSE_XAXIS: 1541 if (act1->dz != 0) { 1542 act2->dx = act1->dz; 1543 act2->dz = 0; 1544 } 1545 break; 1546 case MOUSE_YAXIS: 1547 if (act1->dz != 0) { 1548 act2->dy = act1->dz; 1549 act2->dz = 0; 1550 } 1551 break; 1552 default: /* buttons */ 1553 pbuttons &= ~(rodent.zmap | (rodent.zmap << 1)); 1554 if (act1->dz < 0) 1555 pbuttons |= rodent.zmap; 1556 else if (act1->dz > 0) 1557 pbuttons |= (rodent.zmap << 1); 1558 act2->dz = 0; 1559 break; 1560 } 1561 1562 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 1563 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 1564 pbuttons >>= 1; 1565 } 1566 act2->button = lbuttons; 1567 1568 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 1569 | (act2->obutton ^ act2->button); 1570} 1571 1572static void 1573r_click(mousestatus_t *act) 1574{ 1575 struct mouse_info mouse; 1576 struct timeval tv; 1577 struct timeval tv1; 1578 struct timeval tv2; 1579 struct timezone tz; 1580 int button; 1581 int mask; 1582 int i; 1583 1584 mask = act->flags & MOUSE_BUTTONS; 1585 if (mask == 0) 1586 return; 1587 1588 gettimeofday(&tv1, &tz); 1589 tv2.tv_sec = rodent.clickthreshold/1000; 1590 tv2.tv_usec = (rodent.clickthreshold%1000)*1000; 1591 timersub(&tv1, &tv2, &tv); 1592 debug("tv: %ld %ld", tv.tv_sec, tv.tv_usec); 1593 button = MOUSE_BUTTON1DOWN; 1594 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 1595 if (mask & 1) { 1596 if (act->button & button) { 1597 /* the button is down */ 1598 debug(" : %ld %ld", 1599 buttonstate[i].tv.tv_sec, buttonstate[i].tv.tv_usec); 1600 if (timercmp(&tv, &buttonstate[i].tv, >)) { 1601 buttonstate[i].tv.tv_sec = 0; 1602 buttonstate[i].tv.tv_usec = 0; 1603 buttonstate[i].count = 1; 1604 } else { 1605 ++buttonstate[i].count; 1606 } 1607 mouse.u.event.value = buttonstate[i].count; 1608 } else { 1609 /* the button is up */ 1610 buttonstate[i].tv = tv1; 1611 mouse.u.event.value = 0; 1612 } 1613 mouse.operation = MOUSE_BUTTON_EVENT; 1614 mouse.u.event.id = button; 1615 if (debug < 2) 1616 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1617 debug("button %d count %d", i + 1, mouse.u.event.value); 1618 } 1619 button <<= 1; 1620 mask >>= 1; 1621 } 1622} 1623 1624/* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 1625/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 1626/* 1627 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1628 * 1629 * Permission to use, copy, modify, distribute, and sell this software and its 1630 * documentation for any purpose is hereby granted without fee, provided that 1631 * the above copyright notice appear in all copies and that both that 1632 * copyright notice and this permission notice appear in supporting 1633 * documentation, and that the name of David Dawes 1634 * not be used in advertising or publicity pertaining to distribution of 1635 * the software without specific, written prior permission. 1636 * David Dawes makes no representations about the suitability of this 1637 * software for any purpose. It is provided "as is" without express or 1638 * implied warranty. 1639 * 1640 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 1641 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1642 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 1643 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1644 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1645 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1646 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1647 * 1648 */ 1649 1650 1651static void 1652setmousespeed(int old, int new, unsigned cflag) 1653{ 1654 struct termios tty; 1655 char *c; 1656 1657 if (tcgetattr(rodent.mfd, &tty) < 0) 1658 { 1659 logwarn("unable to get status of mouse fd", 0); 1660 return; 1661 } 1662 1663 tty.c_iflag = IGNBRK | IGNPAR; 1664 tty.c_oflag = 0; 1665 tty.c_lflag = 0; 1666 tty.c_cflag = (tcflag_t)cflag; 1667 tty.c_cc[VTIME] = 0; 1668 tty.c_cc[VMIN] = 1; 1669 1670 switch (old) 1671 { 1672 case 9600: 1673 cfsetispeed(&tty, B9600); 1674 cfsetospeed(&tty, B9600); 1675 break; 1676 case 4800: 1677 cfsetispeed(&tty, B4800); 1678 cfsetospeed(&tty, B4800); 1679 break; 1680 case 2400: 1681 cfsetispeed(&tty, B2400); 1682 cfsetospeed(&tty, B2400); 1683 break; 1684 case 1200: 1685 default: 1686 cfsetispeed(&tty, B1200); 1687 cfsetospeed(&tty, B1200); 1688 } 1689 1690 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 1691 { 1692 logwarn("unable to set status of mouse fd", 0); 1693 return; 1694 } 1695 1696 switch (new) 1697 { 1698 case 9600: 1699 c = "*q"; 1700 cfsetispeed(&tty, B9600); 1701 cfsetospeed(&tty, B9600); 1702 break; 1703 case 4800: 1704 c = "*p"; 1705 cfsetispeed(&tty, B4800); 1706 cfsetospeed(&tty, B4800); 1707 break; 1708 case 2400: 1709 c = "*o"; 1710 cfsetispeed(&tty, B2400); 1711 cfsetospeed(&tty, B2400); 1712 break; 1713 case 1200: 1714 default: 1715 c = "*n"; 1716 cfsetispeed(&tty, B1200); 1717 cfsetospeed(&tty, B1200); 1718 } 1719 1720 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 1721 || rodent.rtype == MOUSE_PROTO_LOGI) 1722 { 1723 if (write(rodent.mfd, c, 2) != 2) 1724 { 1725 logwarn("unable to write to mouse fd", 0); 1726 return; 1727 } 1728 } 1729 usleep(100000); 1730 1731 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 1732 logwarn("unable to set status of mouse fd", 0); 1733} 1734 1735/* 1736 * PnP COM device support 1737 * 1738 * It's a simplistic implementation, but it works :-) 1739 * KY, 31/7/97. 1740 */ 1741 1742/* 1743 * Try to elicit a PnP ID as described in 1744 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 1745 * rev 1.00", 1995. 1746 * 1747 * The routine does not fully implement the COM Enumerator as par Section 1748 * 2.1 of the document. In particular, we don't have idle state in which 1749 * the driver software monitors the com port for dynamic connection or 1750 * removal of a device at the port, because `moused' simply quits if no 1751 * device is found. 1752 * 1753 * In addition, as PnP COM device enumeration procedure slightly has 1754 * changed since its first publication, devices which follow earlier 1755 * revisions of the above spec. may fail to respond if the rev 1.0 1756 * procedure is used. XXX 1757 */ 1758static int 1759pnpgets(char *buf) 1760{ 1761 struct timeval timeout; 1762 fd_set fds; 1763 int i; 1764 char c; 1765 1766#if 0 1767 /* 1768 * This is the procedure described in rev 1.0 of PnP COM device spec. 1769 * Unfortunately, some devices which comform to earlier revisions of 1770 * the spec gets confused and do not return the ID string... 1771 */ 1772 1773 /* port initialization (2.1.2) */ 1774 ioctl(rodent.mfd, TIOCMGET, &i); 1775 i |= TIOCM_DTR; /* DTR = 1 */ 1776 i &= ~TIOCM_RTS; /* RTS = 0 */ 1777 ioctl(rodent.mfd, TIOCMSET, &i); 1778 usleep(200000); 1779 if ((ioctl(rodent.mfd, TIOCMGET, &i) == -1) || ((i & TIOCM_DSR) == 0)) 1780 goto disconnect_idle; 1781 1782 /* port setup, 1st phase (2.1.3) */ 1783 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 1784 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 1785 ioctl(rodent.mfd, TIOCMBIC, &i); 1786 usleep(200000); 1787 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 1788 ioctl(rodent.mfd, TIOCMBIS, &i); 1789 usleep(200000); 1790 1791 /* wait for response, 1st phase (2.1.4) */ 1792 i = FREAD; 1793 ioctl(rodent.mfd, TIOCFLUSH, &i); 1794 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 1795 ioctl(rodent.mfd, TIOCMBIS, &i); 1796 1797 /* try to read something */ 1798 FD_ZERO(&fds); 1799 FD_SET(rodent.mfd, &fds); 1800 timeout.tv_sec = 0; 1801 timeout.tv_usec = 200000; 1802 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) { 1803 1804 /* port setup, 2nd phase (2.1.5) */ 1805 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 1806 ioctl(rodent.mfd, TIOCMBIC, &i); 1807 usleep(200000); 1808 1809 /* wait for respose, 2nd phase (2.1.6) */ 1810 i = FREAD; 1811 ioctl(rodent.mfd, TIOCFLUSH, &i); 1812 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 1813 ioctl(rodent.mfd, TIOCMBIS, &i); 1814 1815 /* try to read something */ 1816 FD_ZERO(&fds); 1817 FD_SET(rodent.mfd, &fds); 1818 timeout.tv_sec = 0; 1819 timeout.tv_usec = 200000; 1820 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 1821 goto connect_idle; 1822 } 1823#else 1824 /* 1825 * This is a simplified procedure; it simply toggles RTS. 1826 */ 1827 1828 ioctl(rodent.mfd, TIOCMGET, &i); 1829 i |= TIOCM_DTR; /* DTR = 1 */ 1830 i &= ~TIOCM_RTS; /* RTS = 0 */ 1831 ioctl(rodent.mfd, TIOCMSET, &i); 1832 usleep(200000); 1833 1834 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 1835 1836 /* wait for respose */ 1837 i = FREAD; 1838 ioctl(rodent.mfd, TIOCFLUSH, &i); 1839 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 1840 ioctl(rodent.mfd, TIOCMBIS, &i); 1841 1842 /* try to read something */ 1843 FD_ZERO(&fds); 1844 FD_SET(rodent.mfd, &fds); 1845 timeout.tv_sec = 0; 1846 timeout.tv_usec = 200000; 1847 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 1848 goto connect_idle; 1849#endif 1850 1851 /* collect PnP COM device ID (2.1.7) */ 1852 i = 0; 1853 usleep(200000); /* the mouse must send `Begin ID' within 200msec */ 1854 while (read(rodent.mfd, &c, 1) == 1) { 1855 /* we may see "M", or "M3..." before `Begin ID' */ 1856 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 1857 buf[i++] = c; 1858 break; 1859 } 1860 debug("%c %02x", c, c); 1861 } 1862 if (i <= 0) { 1863 /* we haven't seen `Begin ID' in time... */ 1864 goto connect_idle; 1865 } 1866 1867 ++c; /* make it `End ID' */ 1868 for (;;) { 1869 FD_ZERO(&fds); 1870 FD_SET(rodent.mfd, &fds); 1871 timeout.tv_sec = 0; 1872 timeout.tv_usec = 200000; 1873 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 1874 break; 1875 1876 read(rodent.mfd, &buf[i], 1); 1877 if (buf[i++] == c) /* End ID */ 1878 break; 1879 if (i >= 256) 1880 break; 1881 } 1882 /* string may not be human readable... */ 1883 debug("'%-*.*s'", i, i, buf); 1884 if (buf[i - 1] != c) 1885 goto connect_idle; 1886 return i; 1887 1888 /* 1889 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 1890 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 1891 * assuming there is something at the port even if it didn't 1892 * respond to the PnP enumeration procedure. 1893 */ 1894disconnect_idle: 1895 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 1896 ioctl(rodent.mfd, TIOCMBIS, &i); 1897connect_idle: 1898 return 0; 1899} 1900 1901static int 1902pnpparse(pnpid_t *id, char *buf, int len) 1903{ 1904 char s[3]; 1905 int offset; 1906 int sum = 0; 1907 int i, j; 1908 1909 id->revision = 0; 1910 id->eisaid = NULL; 1911 id->serial = NULL; 1912 id->class = NULL; 1913 id->compat = NULL; 1914 id->description = NULL; 1915 id->neisaid = 0; 1916 id->nserial = 0; 1917 id->nclass = 0; 1918 id->ncompat = 0; 1919 id->ndescription = 0; 1920 1921 offset = 0x28 - buf[0]; 1922 1923 /* calculate checksum */ 1924 for (i = 0; i < len - 3; ++i) { 1925 sum += buf[i]; 1926 buf[i] += offset; 1927 } 1928 sum += buf[len - 1]; 1929 for (; i < len; ++i) 1930 buf[i] += offset; 1931 debug("PnP ID string: '%*.*s'", len, len, buf); 1932 1933 /* revision */ 1934 buf[1] -= offset; 1935 buf[2] -= offset; 1936 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 1937 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 1938 1939 /* EISA vender and product ID */ 1940 id->eisaid = &buf[3]; 1941 id->neisaid = 7; 1942 1943 /* option strings */ 1944 i = 10; 1945 if (buf[i] == '\\') { 1946 /* device serial # */ 1947 for (j = ++i; i < len; ++i) { 1948 if (buf[i] == '\\') 1949 break; 1950 } 1951 if (i >= len) 1952 i -= 3; 1953 if (i - j == 8) { 1954 id->serial = &buf[j]; 1955 id->nserial = 8; 1956 } 1957 } 1958 if (buf[i] == '\\') { 1959 /* PnP class */ 1960 for (j = ++i; i < len; ++i) { 1961 if (buf[i] == '\\') 1962 break; 1963 } 1964 if (i >= len) 1965 i -= 3; 1966 if (i > j + 1) { 1967 id->class = &buf[j]; 1968 id->nclass = i - j; 1969 } 1970 } 1971 if (buf[i] == '\\') { 1972 /* compatible driver */ 1973 for (j = ++i; i < len; ++i) { 1974 if (buf[i] == '\\') 1975 break; 1976 } 1977 /* 1978 * PnP COM spec prior to v0.96 allowed '*' in this field, 1979 * it's not allowed now; just igore it. 1980 */ 1981 if (buf[j] == '*') 1982 ++j; 1983 if (i >= len) 1984 i -= 3; 1985 if (i > j + 1) { 1986 id->compat = &buf[j]; 1987 id->ncompat = i - j; 1988 } 1989 } 1990 if (buf[i] == '\\') { 1991 /* product description */ 1992 for (j = ++i; i < len; ++i) { 1993 if (buf[i] == ';') 1994 break; 1995 } 1996 if (i >= len) 1997 i -= 3; 1998 if (i > j + 1) { 1999 id->description = &buf[j]; 2000 id->ndescription = i - j; 2001 } 2002 } 2003 2004 /* checksum exists if there are any optional fields */ 2005 if ((id->nserial > 0) || (id->nclass > 0) 2006 || (id->ncompat > 0) || (id->ndescription > 0)) { 2007 debug("PnP checksum: 0x%X", sum); 2008 sprintf(s, "%02X", sum & 0x0ff); 2009 if (strncmp(s, &buf[len - 3], 2) != 0) { 2010#if 0 2011 /* 2012 * I found some mice do not comply with the PnP COM device 2013 * spec regarding checksum... XXX 2014 */ 2015 logwarnx("PnP checksum error", 0); 2016 return FALSE; 2017#endif 2018 } 2019 } 2020 2021 return TRUE; 2022} 2023 2024static symtab_t * 2025pnpproto(pnpid_t *id) 2026{ 2027 symtab_t *t; 2028 int i, j; 2029 2030 if (id->nclass > 0) 2031 if (strncmp(id->class, "MOUSE", id->nclass) != 0) 2032 /* this is not a mouse! */ 2033 return NULL; 2034 2035 if (id->neisaid > 0) { 2036 t = gettoken(pnpprod, id->eisaid, id->neisaid); 2037 if (t->val != MOUSE_PROTO_UNKNOWN) 2038 return t; 2039 } 2040 2041 /* 2042 * The 'Compatible drivers' field may contain more than one 2043 * ID separated by ','. 2044 */ 2045 if (id->ncompat <= 0) 2046 return NULL; 2047 for (i = 0; i < id->ncompat; ++i) { 2048 for (j = i; id->compat[i] != ','; ++i) 2049 if (i >= id->ncompat) 2050 break; 2051 if (i > j) { 2052 t = gettoken(pnpprod, id->compat + j, i - j); 2053 if (t->val != MOUSE_PROTO_UNKNOWN) 2054 return t; 2055 } 2056 } 2057 2058 return NULL; 2059} 2060 2061/* name/val mapping */ 2062 2063static symtab_t * 2064gettoken(symtab_t *tab, char *s, int len) 2065{ 2066 int i; 2067 2068 for (i = 0; tab[i].name != NULL; ++i) { 2069 if (strncmp(tab[i].name, s, len) == 0) 2070 break; 2071 } 2072 return &tab[i]; 2073} 2074 2075static char * 2076gettokenname(symtab_t *tab, int val) 2077{ 2078 int i; 2079 2080 for (i = 0; tab[i].name != NULL; ++i) { 2081 if (tab[i].val == val) 2082 return tab[i].name; 2083 } 2084 return NULL; 2085} 2086