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 /* 48 * $FreeBSD: src/usr.sbin/moused/moused.c,v 1.69 2005/01/06 08:38:29 philip Exp $ 49 * $DragonFly: src/usr.sbin/moused/moused.c,v 1.7 2008/11/12 21:44:59 swildner Exp $ 50 */ 51 #include <machine/console.h> 52 #include <sys/mouse.h> 53 #include <sys/cdefs.h> 54 #include <sys/param.h> 55 #include <sys/consio.h> 56 #include <sys/linker.h> 57 #include <sys/module.h> 58 #include <sys/socket.h> 59 #include <sys/stat.h> 60 #include <sys/time.h> 61 #include <sys/un.h> 62 63 #include <ctype.h> 64 #include <err.h> 65 #include <errno.h> 66 #include <fcntl.h> 67 #include <limits.h> 68 #include <setjmp.h> 69 #include <signal.h> 70 #include <stdarg.h> 71 #include <stdio.h> 72 #include <stdlib.h> 73 #include <string.h> 74 #include <syslog.h> 75 #include <termios.h> 76 #include <unistd.h> 77 78 #define MAX_CLICKTHRESHOLD 2000 /* 2 seconds */ 79 #define MAX_BUTTON2TIMEOUT 2000 /* 2 seconds */ 80 #define DFLT_CLICKTHRESHOLD 500 /* 0.5 second */ 81 #define DFLT_BUTTON2TIMEOUT 100 /* 0.1 second */ 82 #define DFLT_SCROLLTHRESHOLD 3 /* 3 pixels */ 83 84 /* Abort 3-button emulation delay after this many movement events. */ 85 #define BUTTON2_MAXMOVE 3 86 87 #define TRUE 1 88 #define FALSE 0 89 90 #define MOUSE_XAXIS (-1) 91 #define MOUSE_YAXIS (-2) 92 93 /* Logitech PS2++ protocol */ 94 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 95 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 96 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 97 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 98 99 #define ChordMiddle 0x0001 100 #define Emulate3Button 0x0002 101 #define ClearDTR 0x0004 102 #define ClearRTS 0x0008 103 #define NoPnP 0x0010 104 #define VirtualScroll 0x0020 105 106 #define ID_NONE 0 107 #define ID_PORT 1 108 #define ID_IF 2 109 #define ID_TYPE 4 110 #define ID_MODEL 8 111 #define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 112 113 #define debug(fmt, args...) do { \ 114 if (debug && nodaemon) \ 115 warnx(fmt, ##args); \ 116 } while (0) 117 118 #define logerr(e, fmt, args...) do { \ 119 log_or_warn(LOG_DAEMON | LOG_ERR, errno, fmt, ##args); \ 120 exit(e); \ 121 } while (0) 122 123 #define logerrx(e, fmt, args...) do { \ 124 log_or_warn(LOG_DAEMON | LOG_ERR, 0, fmt, ##args); \ 125 exit(e); \ 126 } while (0) 127 128 #define logwarn(fmt, args...) \ 129 log_or_warn(LOG_DAEMON | LOG_WARNING, errno, fmt, ##args) 130 131 #define logwarnx(fmt, args...) \ 132 log_or_warn(LOG_DAEMON | LOG_WARNING, 0, fmt, ##args) 133 134 /* structures */ 135 136 /* symbol table entry */ 137 typedef struct { 138 char *name; 139 int val; 140 int val2; 141 } symtab_t; 142 143 /* serial PnP ID string */ 144 typedef struct { 145 int revision; /* PnP revision, 100 for 1.00 */ 146 char *eisaid; /* EISA ID including mfr ID and product ID */ 147 char *serial; /* serial No, optional */ 148 char *class; /* device class, optional */ 149 char *compat; /* list of compatible drivers, optional */ 150 char *description; /* product description, optional */ 151 int neisaid; /* length of the above fields... */ 152 int nserial; 153 int nclass; 154 int ncompat; 155 int ndescription; 156 } pnpid_t; 157 158 /* global variables */ 159 160 int debug = 0; 161 int nodaemon = FALSE; 162 int background = FALSE; 163 int identify = ID_NONE; 164 int extioctl = FALSE; 165 char *pidfile = "/var/run/moused.pid"; 166 167 #define SCROLL_NOTSCROLLING 0 168 #define SCROLL_PREPARE 1 169 #define SCROLL_SCROLLING 2 170 171 static int scroll_state; 172 static int scroll_movement; 173 174 /* local variables */ 175 176 /* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 177 static symtab_t rifs[] = { 178 { "serial", MOUSE_IF_SERIAL }, 179 { "bus", MOUSE_IF_BUS }, 180 { "inport", MOUSE_IF_INPORT }, 181 { "ps/2", MOUSE_IF_PS2 }, 182 { "sysmouse", MOUSE_IF_SYSMOUSE }, 183 { "usb", MOUSE_IF_USB }, 184 { NULL, MOUSE_IF_UNKNOWN }, 185 }; 186 187 /* types (the table must be ordered by MOUSE_PROTO_XXX in mouse.h) */ 188 static char *rnames[] = { 189 "microsoft", 190 "mousesystems", 191 "logitech", 192 "mmseries", 193 "mouseman", 194 "busmouse", 195 "inportmouse", 196 "ps/2", 197 "mmhitab", 198 "glidepoint", 199 "intellimouse", 200 "thinkingmouse", 201 "sysmouse", 202 "x10mouseremote", 203 "kidspad", 204 "versapad", 205 "jogdial", 206 #if notyet 207 "mariqua", 208 #endif 209 NULL 210 }; 211 212 /* models */ 213 static symtab_t rmodels[] = { 214 { "NetScroll", MOUSE_MODEL_NETSCROLL }, 215 { "NetMouse/NetScroll Optical", MOUSE_MODEL_NET }, 216 { "GlidePoint", MOUSE_MODEL_GLIDEPOINT }, 217 { "ThinkingMouse", MOUSE_MODEL_THINK }, 218 { "IntelliMouse", MOUSE_MODEL_INTELLI }, 219 { "EasyScroll/SmartScroll", MOUSE_MODEL_EASYSCROLL }, 220 { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS }, 221 { "Kidspad", MOUSE_MODEL_KIDSPAD }, 222 { "VersaPad", MOUSE_MODEL_VERSAPAD }, 223 { "IntelliMouse Explorer", MOUSE_MODEL_EXPLORER }, 224 { "4D Mouse", MOUSE_MODEL_4D }, 225 { "4D+ Mouse", MOUSE_MODEL_4DPLUS }, 226 { "Synaptics Touchpad", MOUSE_MODEL_SYNAPTICS }, 227 { "generic", MOUSE_MODEL_GENERIC }, 228 { NULL, MOUSE_MODEL_UNKNOWN }, 229 }; 230 231 /* PnP EISA/product IDs */ 232 static symtab_t pnpprod[] = { 233 /* Kensignton ThinkingMouse */ 234 { "KML0001", MOUSE_PROTO_THINK, MOUSE_MODEL_THINK }, 235 /* MS IntelliMouse */ 236 { "MSH0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 237 /* MS IntelliMouse TrackBall */ 238 { "MSH0004", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 239 /* Tremon Wheel Mouse MUSD */ 240 { "HTK0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 241 /* Genius PnP Mouse */ 242 { "KYE0001", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 243 /* MouseSystems SmartScroll Mouse (OEM from Genius?) */ 244 { "KYE0002", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 245 /* Genius NetMouse */ 246 { "KYE0003", MOUSE_PROTO_INTELLI, MOUSE_MODEL_NET }, 247 /* Genius Kidspad, Easypad and other tablets */ 248 { "KYE0005", MOUSE_PROTO_KIDSPAD, MOUSE_MODEL_KIDSPAD }, 249 /* Genius EZScroll */ 250 { "KYEEZ00", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 251 /* Logitech Cordless MouseMan Wheel */ 252 { "LGI8033", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 253 /* Logitech MouseMan (new 4 button model) */ 254 { "LGI800C", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 255 /* Logitech MouseMan+ */ 256 { "LGI8050", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 257 /* Logitech FirstMouse+ */ 258 { "LGI8051", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 259 /* Logitech serial */ 260 { "LGI8001", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 261 /* A4 Tech 4D/4D+ Mouse */ 262 { "A4W0005", MOUSE_PROTO_INTELLI, MOUSE_MODEL_4D }, 263 /* 8D Scroll Mouse */ 264 { "PEC9802", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 265 /* Mitsumi Wireless Scroll Mouse */ 266 { "MTM6401", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 267 268 /* MS bus */ 269 { "PNP0F00", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 270 /* MS serial */ 271 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 272 /* MS InPort */ 273 { "PNP0F02", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 274 /* MS PS/2 */ 275 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 276 /* 277 * EzScroll returns PNP0F04 in the compatible device field; but it 278 * doesn't look compatible... XXX 279 */ 280 /* MouseSystems */ 281 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 282 /* MouseSystems */ 283 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 284 #if notyet 285 /* Genius Mouse */ 286 { "PNP0F06", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 287 /* Genius Mouse */ 288 { "PNP0F07", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 289 #endif 290 /* Logitech serial */ 291 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 292 /* MS BallPoint serial */ 293 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 294 /* MS PnP serial */ 295 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 296 /* MS PnP BallPoint serial */ 297 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 298 /* MS serial comatible */ 299 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 300 /* MS InPort comatible */ 301 { "PNP0F0D", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 302 /* MS PS/2 comatible */ 303 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 304 /* MS BallPoint comatible */ 305 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 306 #if notyet 307 /* TI QuickPort */ 308 { "PNP0F10", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 309 #endif 310 /* MS bus comatible */ 311 { "PNP0F11", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 312 /* Logitech PS/2 */ 313 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 314 /* PS/2 */ 315 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 316 #if notyet 317 /* MS Kids Mouse */ 318 { "PNP0F14", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 319 #endif 320 /* Logitech bus */ 321 { "PNP0F15", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 322 #if notyet 323 /* Logitech SWIFT */ 324 { "PNP0F16", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 325 #endif 326 /* Logitech serial compat */ 327 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 328 /* Logitech bus compatible */ 329 { "PNP0F18", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 330 /* Logitech PS/2 compatible */ 331 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 332 #if notyet 333 /* Logitech SWIFT compatible */ 334 { "PNP0F1A", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 335 /* HP Omnibook */ 336 { "PNP0F1B", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 337 /* Compaq LTE TrackBall PS/2 */ 338 { "PNP0F1C", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 339 /* Compaq LTE TrackBall serial */ 340 { "PNP0F1D", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 341 /* MS Kidts Trackball */ 342 { "PNP0F1E", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 343 #endif 344 /* Interlink VersaPad */ 345 { "LNK0001", MOUSE_PROTO_VERSAPAD, MOUSE_MODEL_VERSAPAD }, 346 347 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 348 }; 349 350 /* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 351 static unsigned short rodentcflags[] = 352 { 353 (CS7 | CREAD | CLOCAL | HUPCL), /* MicroSoft */ 354 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* MouseSystems */ 355 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Logitech */ 356 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* MMSeries */ 357 (CS7 | CREAD | CLOCAL | HUPCL), /* MouseMan */ 358 0, /* Bus */ 359 0, /* InPort */ 360 0, /* PS/2 */ 361 (CS8 | CREAD | CLOCAL | HUPCL), /* MM HitTablet */ 362 (CS7 | CREAD | CLOCAL | HUPCL), /* GlidePoint */ 363 (CS7 | CREAD | CLOCAL | HUPCL), /* IntelliMouse */ 364 (CS7 | CREAD | CLOCAL | HUPCL), /* Thinking Mouse */ 365 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* sysmouse */ 366 (CS7 | CREAD | CLOCAL | HUPCL), /* X10 MouseRemote */ 367 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* kidspad etc. */ 368 (CS8 | CREAD | CLOCAL | HUPCL), /* VersaPad */ 369 0, /* JogDial */ 370 #if notyet 371 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Mariqua */ 372 #endif 373 }; 374 375 static struct rodentparam { 376 int flags; 377 char *portname; /* /dev/XXX */ 378 int rtype; /* MOUSE_PROTO_XXX */ 379 int level; /* operation level: 0 or greater */ 380 int baudrate; 381 int rate; /* report rate */ 382 int resolution; /* MOUSE_RES_XXX or a positive number */ 383 int zmap[4]; /* MOUSE_{X|Y}AXIS or a button number */ 384 int wmode; /* wheel mode button number */ 385 int mfd; /* mouse file descriptor */ 386 int cfd; /* /dev/consolectl file descriptor */ 387 int mremsfd; /* mouse remote server file descriptor */ 388 int mremcfd; /* mouse remote client file descriptor */ 389 long clickthreshold; /* double click speed in msec */ 390 long button2timeout; /* 3 button emulation timeout */ 391 mousehw_t hw; /* mouse device hardware information */ 392 mousemode_t mode; /* protocol information */ 393 float accelx; /* Acceleration in the X axis */ 394 float accely; /* Acceleration in the Y axis */ 395 int scrollthreshold; /* Movement distance before virtual scrolling */ 396 } rodent = { 397 .flags = 0, 398 .portname = NULL, 399 .rtype = MOUSE_PROTO_UNKNOWN, 400 .level = -1, 401 .baudrate = 1200, 402 .rate = 0, 403 .resolution = MOUSE_RES_UNKNOWN, 404 .zmap = { 0, 0, 0, 0 }, 405 .wmode = 0, 406 .mfd = -1, 407 .cfd = -1, 408 .mremsfd = -1, 409 .mremcfd = -1, 410 .clickthreshold = DFLT_CLICKTHRESHOLD, 411 .button2timeout = DFLT_BUTTON2TIMEOUT, 412 .accelx = 1.0, 413 .accely = 1.0, 414 .scrollthreshold = DFLT_SCROLLTHRESHOLD, 415 }; 416 417 /* button status */ 418 struct button_state { 419 int count; /* 0: up, 1: single click, 2: double click,... */ 420 struct timeval tv; /* timestamp on the last button event */ 421 }; 422 static struct button_state bstate[MOUSE_MAXBUTTON]; /* button state */ 423 static struct button_state *mstate[MOUSE_MAXBUTTON];/* mapped button st.*/ 424 static struct button_state zstate[4]; /* Z/W axis state */ 425 426 /* state machine for 3 button emulation */ 427 428 #define S0 0 /* start */ 429 #define S1 1 /* button 1 delayed down */ 430 #define S2 2 /* button 3 delayed down */ 431 #define S3 3 /* both buttons down -> button 2 down */ 432 #define S4 4 /* button 1 delayed up */ 433 #define S5 5 /* button 1 down */ 434 #define S6 6 /* button 3 down */ 435 #define S7 7 /* both buttons down */ 436 #define S8 8 /* button 3 delayed up */ 437 #define S9 9 /* button 1 or 3 up after S3 */ 438 439 #define A(b1, b3) (((b1) ? 2 : 0) | ((b3) ? 1 : 0)) 440 #define A_TIMEOUT 4 441 #define S_DELAYED(st) (states[st].s[A_TIMEOUT] != (st)) 442 443 static struct { 444 int s[A_TIMEOUT + 1]; 445 int buttons; 446 int mask; 447 int timeout; 448 } states[10] = { 449 /* S0 */ 450 { { S0, S2, S1, S3, S0 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 451 /* S1 */ 452 { { S4, S2, S1, S3, S5 }, 0, ~MOUSE_BUTTON1DOWN, FALSE }, 453 /* S2 */ 454 { { S8, S2, S1, S3, S6 }, 0, ~MOUSE_BUTTON3DOWN, FALSE }, 455 /* S3 */ 456 { { S0, S9, S9, S3, S3 }, MOUSE_BUTTON2DOWN, ~0, FALSE }, 457 /* S4 */ 458 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON1DOWN, ~0, TRUE }, 459 /* S5 */ 460 { { S0, S2, S5, S7, S5 }, MOUSE_BUTTON1DOWN, ~0, FALSE }, 461 /* S6 */ 462 { { S0, S6, S1, S7, S6 }, MOUSE_BUTTON3DOWN, ~0, FALSE }, 463 /* S7 */ 464 { { S0, S6, S5, S7, S7 }, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, ~0, FALSE }, 465 /* S8 */ 466 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON3DOWN, ~0, TRUE }, 467 /* S9 */ 468 { { S0, S9, S9, S3, S9 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 469 }; 470 static int mouse_button_state; 471 static struct timeval mouse_button_state_tv; 472 static int mouse_move_delayed; 473 474 static jmp_buf env; 475 476 /* function prototypes */ 477 478 static void moused(void); 479 static void hup(int sig); 480 static void cleanup(int sig); 481 static void usage(void); 482 static void log_or_warn(int log_pri, int errnum, const char *fmt, ...) 483 __printflike(3, 4); 484 485 static int r_identify(void); 486 static char *r_if(int type); 487 static char *r_name(int type); 488 static char *r_model(int model); 489 static void r_init(void); 490 static int r_protocol(u_char b, mousestatus_t *act); 491 static int r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans); 492 static int r_installmap(char *arg); 493 static void r_map(mousestatus_t *act1, mousestatus_t *act2); 494 static void r_timestamp(mousestatus_t *act); 495 static int r_timeout(void); 496 static void r_click(mousestatus_t *act); 497 static void setmousespeed(int old, int new, unsigned cflag); 498 499 static int pnpwakeup1(void); 500 static int pnpwakeup2(void); 501 static int pnpgets(char *buf); 502 static int pnpparse(pnpid_t *id, char *buf, int len); 503 static symtab_t *pnpproto(pnpid_t *id); 504 505 static symtab_t *gettoken(symtab_t *tab, char *s, int len); 506 static char *gettokenname(symtab_t *tab, int val); 507 508 static void mremote_serversetup(); 509 static void mremote_clientchg(int add); 510 511 static int kidspad(u_char rxc, mousestatus_t *act); 512 513 static int usbmodule(void); 514 515 int 516 main(int argc, char *argv[]) 517 { 518 int c; 519 int i; 520 int j; 521 int retry; 522 523 for (i = 0; i < MOUSE_MAXBUTTON; ++i) 524 mstate[i] = &bstate[i]; 525 526 while ((c = getopt(argc, argv, "3C:DE:F:I:PRS:VU:a:cdfhi:l:m:p:r:st:w:z:")) != -1) 527 switch(c) { 528 529 case '3': 530 rodent.flags |= Emulate3Button; 531 break; 532 533 case 'E': 534 rodent.button2timeout = atoi(optarg); 535 if ((rodent.button2timeout < 0) || 536 (rodent.button2timeout > MAX_BUTTON2TIMEOUT)) { 537 warnx("invalid argument `%s'", optarg); 538 usage(); 539 } 540 break; 541 542 case 'a': 543 i = sscanf(optarg, "%f,%f", &rodent.accelx, &rodent.accely); 544 if (i == 0) { 545 warnx("invalid acceleration argument '%s'", optarg); 546 usage(); 547 } 548 549 if (i == 1) 550 rodent.accely = rodent.accelx; 551 552 break; 553 554 case 'c': 555 rodent.flags |= ChordMiddle; 556 break; 557 558 case 'd': 559 ++debug; 560 break; 561 562 case 'f': 563 nodaemon = TRUE; 564 break; 565 566 case 'i': 567 if (strcmp(optarg, "all") == 0) 568 identify = ID_ALL; 569 else if (strcmp(optarg, "port") == 0) 570 identify = ID_PORT; 571 else if (strcmp(optarg, "if") == 0) 572 identify = ID_IF; 573 else if (strcmp(optarg, "type") == 0) 574 identify = ID_TYPE; 575 else if (strcmp(optarg, "model") == 0) 576 identify = ID_MODEL; 577 else { 578 warnx("invalid argument `%s'", optarg); 579 usage(); 580 } 581 nodaemon = TRUE; 582 break; 583 584 case 'l': 585 rodent.level = atoi(optarg); 586 if ((rodent.level < 0) || (rodent.level > 4)) { 587 warnx("invalid argument `%s'", optarg); 588 usage(); 589 } 590 break; 591 592 case 'm': 593 if (!r_installmap(optarg)) { 594 warnx("invalid argument `%s'", optarg); 595 usage(); 596 } 597 break; 598 599 case 'p': 600 rodent.portname = optarg; 601 break; 602 603 case 'r': 604 if (strcmp(optarg, "high") == 0) 605 rodent.resolution = MOUSE_RES_HIGH; 606 else if (strcmp(optarg, "medium-high") == 0) 607 rodent.resolution = MOUSE_RES_HIGH; 608 else if (strcmp(optarg, "medium-low") == 0) 609 rodent.resolution = MOUSE_RES_MEDIUMLOW; 610 else if (strcmp(optarg, "low") == 0) 611 rodent.resolution = MOUSE_RES_LOW; 612 else if (strcmp(optarg, "default") == 0) 613 rodent.resolution = MOUSE_RES_DEFAULT; 614 else { 615 rodent.resolution = atoi(optarg); 616 if (rodent.resolution <= 0) { 617 warnx("invalid argument `%s'", optarg); 618 usage(); 619 } 620 } 621 break; 622 623 case 's': 624 rodent.baudrate = 9600; 625 break; 626 627 case 'w': 628 i = atoi(optarg); 629 if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { 630 warnx("invalid argument `%s'", optarg); 631 usage(); 632 } 633 rodent.wmode = 1 << (i - 1); 634 break; 635 636 case 'z': 637 if (strcmp(optarg, "x") == 0) 638 rodent.zmap[0] = MOUSE_XAXIS; 639 else if (strcmp(optarg, "y") == 0) 640 rodent.zmap[0] = MOUSE_YAXIS; 641 else { 642 i = atoi(optarg); 643 /* 644 * Use button i for negative Z axis movement and 645 * button (i + 1) for positive Z axis movement. 646 */ 647 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 648 warnx("invalid argument `%s'", optarg); 649 usage(); 650 } 651 rodent.zmap[0] = i; 652 rodent.zmap[1] = i + 1; 653 debug("optind: %d, optarg: '%s'", optind, optarg); 654 for (j = 1; j < 4; ++j) { 655 if ((optind >= argc) || !isdigit(*argv[optind])) 656 break; 657 i = atoi(argv[optind]); 658 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 659 warnx("invalid argument `%s'", argv[optind]); 660 usage(); 661 } 662 rodent.zmap[j] = i; 663 ++optind; 664 } 665 if ((rodent.zmap[2] != 0) && (rodent.zmap[3] == 0)) 666 rodent.zmap[3] = rodent.zmap[2] + 1; 667 } 668 break; 669 670 case 'C': 671 rodent.clickthreshold = atoi(optarg); 672 if ((rodent.clickthreshold < 0) || 673 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 674 warnx("invalid argument `%s'", optarg); 675 usage(); 676 } 677 break; 678 679 case 'D': 680 rodent.flags |= ClearDTR; 681 break; 682 683 case 'F': 684 rodent.rate = atoi(optarg); 685 if (rodent.rate <= 0) { 686 warnx("invalid argument `%s'", optarg); 687 usage(); 688 } 689 break; 690 691 case 'I': 692 pidfile = optarg; 693 break; 694 695 case 'P': 696 rodent.flags |= NoPnP; 697 break; 698 699 case 'R': 700 rodent.flags |= ClearRTS; 701 break; 702 703 case 'S': 704 rodent.baudrate = atoi(optarg); 705 if (rodent.baudrate <= 0) { 706 warnx("invalid argument `%s'", optarg); 707 usage(); 708 } 709 debug("rodent baudrate %d", rodent.baudrate); 710 break; 711 712 case 't': 713 if (strcmp(optarg, "auto") == 0) { 714 rodent.rtype = MOUSE_PROTO_UNKNOWN; 715 rodent.flags &= ~NoPnP; 716 rodent.level = -1; 717 break; 718 } 719 for (i = 0; rnames[i]; i++) 720 if (strcmp(optarg, rnames[i]) == 0) { 721 rodent.rtype = i; 722 rodent.flags |= NoPnP; 723 rodent.level = (i == MOUSE_PROTO_SYSMOUSE) ? 1 : 0; 724 break; 725 } 726 if (rnames[i]) 727 break; 728 warnx("no such mouse type `%s'", optarg); 729 usage(); 730 731 case 'V': 732 rodent.flags |= VirtualScroll; 733 break; 734 case 'U': 735 rodent.scrollthreshold = atoi(optarg); 736 if (rodent.scrollthreshold < 0) { 737 warnx("invalid argument `%s'", optarg); 738 usage(); 739 } 740 break; 741 742 case 'h': 743 case '?': 744 default: 745 usage(); 746 } 747 748 /* fix Z axis mapping */ 749 for (i = 0; i < 4; ++i) { 750 if (rodent.zmap[i] > 0) { 751 for (j = 0; j < MOUSE_MAXBUTTON; ++j) { 752 if (mstate[j] == &bstate[rodent.zmap[i] - 1]) 753 mstate[j] = &zstate[i]; 754 } 755 rodent.zmap[i] = 1 << (rodent.zmap[i] - 1); 756 } 757 } 758 759 /* the default port name */ 760 switch(rodent.rtype) { 761 762 case MOUSE_PROTO_INPORT: 763 /* INPORT and BUS are the same... */ 764 rodent.rtype = MOUSE_PROTO_BUS; 765 /* FALLTHROUGH */ 766 case MOUSE_PROTO_BUS: 767 if (!rodent.portname) 768 rodent.portname = "/dev/mse0"; 769 break; 770 771 case MOUSE_PROTO_PS2: 772 if (!rodent.portname) 773 rodent.portname = "/dev/psm0"; 774 break; 775 776 default: 777 if (rodent.portname) 778 break; 779 warnx("no port name specified"); 780 usage(); 781 } 782 783 retry = 1; 784 if (strncmp(rodent.portname, "/dev/ums", 8) == 0) { 785 if (usbmodule() != 0) 786 retry = 5; 787 } 788 789 for (;;) { 790 if (setjmp(env) == 0) { 791 signal(SIGHUP, hup); 792 signal(SIGINT , cleanup); 793 signal(SIGQUIT, cleanup); 794 signal(SIGTERM, cleanup); 795 for (i = 0; i < retry; ++i) { 796 if (i > 0) 797 sleep(2); 798 rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK); 799 if (rodent.mfd != -1 || errno != ENOENT) 800 break; 801 } 802 if (rodent.mfd == -1) 803 logerr(1, "unable to open %s", rodent.portname); 804 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 805 logwarnx("cannot determine mouse type on %s", rodent.portname); 806 close(rodent.mfd); 807 rodent.mfd = -1; 808 } 809 810 /* print some information */ 811 if (identify != ID_NONE) { 812 if (identify == ID_ALL) 813 printf("%s %s %s %s\n", 814 rodent.portname, r_if(rodent.hw.iftype), 815 r_name(rodent.rtype), r_model(rodent.hw.model)); 816 else if (identify & ID_PORT) 817 printf("%s\n", rodent.portname); 818 else if (identify & ID_IF) 819 printf("%s\n", r_if(rodent.hw.iftype)); 820 else if (identify & ID_TYPE) 821 printf("%s\n", r_name(rodent.rtype)); 822 else if (identify & ID_MODEL) 823 printf("%s\n", r_model(rodent.hw.model)); 824 exit(0); 825 } else { 826 debug("port: %s interface: %s type: %s model: %s", 827 rodent.portname, r_if(rodent.hw.iftype), 828 r_name(rodent.rtype), r_model(rodent.hw.model)); 829 } 830 831 if (rodent.mfd == -1) { 832 /* 833 * We cannot continue because of error. Exit if the 834 * program has not become a daemon. Otherwise, block 835 * until the the user corrects the problem and issues SIGHUP. 836 */ 837 if (!background) 838 exit(1); 839 sigpause(0); 840 } 841 842 r_init(); /* call init function */ 843 moused(); 844 } 845 846 if (rodent.mfd != -1) 847 close(rodent.mfd); 848 if (rodent.cfd != -1) 849 close(rodent.cfd); 850 rodent.mfd = rodent.cfd = -1; 851 } 852 /* NOT REACHED */ 853 854 exit(0); 855 } 856 857 static int 858 usbmodule(void) 859 { 860 struct kld_file_stat fstat; 861 struct module_stat mstat; 862 int fileid, modid; 863 int loaded; 864 865 for (loaded = 0, fileid = kldnext(0); !loaded && fileid > 0; 866 fileid = kldnext(fileid)) { 867 fstat.version = sizeof(fstat); 868 if (kldstat(fileid, &fstat) < 0) 869 continue; 870 if (strncmp(fstat.name, "uhub/ums", 8) == 0) { 871 loaded = 1; 872 break; 873 } 874 for (modid = kldfirstmod(fileid); modid > 0; 875 modid = modfnext(modid)) { 876 mstat.version = sizeof(mstat); 877 if (modstat(modid, &mstat) < 0) 878 continue; 879 if (strncmp(mstat.name, "uhub/ums", 8) == 0) { 880 loaded = 1; 881 break; 882 } 883 } 884 } 885 if (!loaded) { 886 if (kldload("ums") != -1) 887 return 1; 888 if (errno != EEXIST) 889 logerr(1, "unable to load USB mouse driver"); 890 } 891 return 0; 892 } 893 894 static void 895 moused(void) 896 { 897 struct mouse_info mouse; 898 mousestatus_t action0; /* original mouse action */ 899 mousestatus_t action; /* interrim buffer */ 900 mousestatus_t action2; /* mapped action */ 901 struct timeval timeout; 902 fd_set fds; 903 u_char b; 904 FILE *fp; 905 int flags; 906 int c; 907 int i; 908 909 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 910 logerr(1, "cannot open /dev/consolectl"); 911 912 if (!nodaemon && !background) { 913 if (daemon(0, 0)) { 914 logerr(1, "failed to become a daemon"); 915 } else { 916 background = TRUE; 917 fp = fopen(pidfile, "w"); 918 if (fp != NULL) { 919 fprintf(fp, "%d\n", getpid()); 920 fclose(fp); 921 } 922 } 923 } 924 925 /* clear mouse data */ 926 bzero(&action0, sizeof(action0)); 927 bzero(&action, sizeof(action)); 928 bzero(&action2, sizeof(action2)); 929 bzero(&mouse, sizeof(mouse)); 930 mouse_button_state = S0; 931 gettimeofday(&mouse_button_state_tv, NULL); 932 mouse_move_delayed = 0; 933 for (i = 0; i < MOUSE_MAXBUTTON; ++i) { 934 bstate[i].count = 0; 935 bstate[i].tv = mouse_button_state_tv; 936 } 937 for (i = 0; i < sizeof(zstate)/sizeof(zstate[0]); ++i) { 938 zstate[i].count = 0; 939 zstate[i].tv = mouse_button_state_tv; 940 } 941 942 /* choose which ioctl command to use */ 943 mouse.operation = MOUSE_MOTION_EVENT; 944 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 945 946 /* process mouse data */ 947 timeout.tv_sec = 0; 948 timeout.tv_usec = 20000; /* 20 msec */ 949 for (;;) { 950 951 FD_ZERO(&fds); 952 FD_SET(rodent.mfd, &fds); 953 if (rodent.mremsfd >= 0) 954 FD_SET(rodent.mremsfd, &fds); 955 if (rodent.mremcfd >= 0) 956 FD_SET(rodent.mremcfd, &fds); 957 958 c = select(FD_SETSIZE, &fds, NULL, NULL, 959 (rodent.flags & Emulate3Button) ? &timeout : NULL); 960 if (c < 0) { /* error */ 961 logwarn("failed to read from mouse"); 962 continue; 963 } else if (c == 0) { /* timeout */ 964 /* assert(rodent.flags & Emulate3Button) */ 965 action0.button = action0.obutton; 966 action0.dx = action0.dy = action0.dz = 0; 967 action0.flags = flags = 0; 968 if (r_timeout() && r_statetrans(&action0, &action, A_TIMEOUT)) { 969 if (debug > 2) 970 debug("flags:%08x buttons:%08x obuttons:%08x", 971 action.flags, action.button, action.obutton); 972 } else { 973 action0.obutton = action0.button; 974 continue; 975 } 976 } else { 977 /* MouseRemote client connect/disconnect */ 978 if ((rodent.mremsfd >= 0) && FD_ISSET(rodent.mremsfd, &fds)) { 979 mremote_clientchg(TRUE); 980 continue; 981 } 982 if ((rodent.mremcfd >= 0) && FD_ISSET(rodent.mremcfd, &fds)) { 983 mremote_clientchg(FALSE); 984 continue; 985 } 986 /* mouse movement */ 987 if (read(rodent.mfd, &b, 1) == -1) { 988 if (errno == EWOULDBLOCK) 989 continue; 990 else 991 return; 992 } 993 if ((flags = r_protocol(b, &action0)) == 0) 994 continue; 995 996 if (rodent.flags & VirtualScroll) { 997 /* Allow middle button drags to scroll up and down */ 998 if (action0.button == MOUSE_BUTTON2DOWN) { 999 if (scroll_state == SCROLL_NOTSCROLLING) { 1000 scroll_state = SCROLL_PREPARE; 1001 debug("PREPARING TO SCROLL"); 1002 } 1003 debug("[BUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1004 action.flags, action.button, action.obutton); 1005 } else { 1006 debug("[NOTBUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1007 action.flags, action.button, action.obutton); 1008 1009 /* This isn't a middle button down... move along... */ 1010 if (scroll_state == SCROLL_SCROLLING) { 1011 /* 1012 * We were scrolling, someone let go of button 2. 1013 * Now turn autoscroll off. 1014 */ 1015 scroll_state = SCROLL_NOTSCROLLING; 1016 debug("DONE WITH SCROLLING / %d", scroll_state); 1017 } else if (scroll_state == SCROLL_PREPARE) { 1018 mousestatus_t newaction = action0; 1019 1020 /* We were preparing to scroll, but we never moved... */ 1021 r_timestamp(&action0); 1022 r_statetrans(&action0, &newaction, 1023 A(newaction.button & MOUSE_BUTTON1DOWN, 1024 action0.button & MOUSE_BUTTON3DOWN)); 1025 1026 /* Send middle down */ 1027 newaction.button = MOUSE_BUTTON2DOWN; 1028 r_click(&newaction); 1029 1030 /* Send middle up */ 1031 r_timestamp(&newaction); 1032 newaction.obutton = newaction.button; 1033 newaction.button = action0.button; 1034 r_click(&newaction); 1035 } 1036 } 1037 } 1038 1039 r_timestamp(&action0); 1040 r_statetrans(&action0, &action, 1041 A(action0.button & MOUSE_BUTTON1DOWN, 1042 action0.button & MOUSE_BUTTON3DOWN)); 1043 debug("flags:%08x buttons:%08x obuttons:%08x", action.flags, 1044 action.button, action.obutton); 1045 } 1046 action0.obutton = action0.button; 1047 flags &= MOUSE_POSCHANGED; 1048 flags |= action.obutton ^ action.button; 1049 action.flags = flags; 1050 1051 if (flags) { /* handler detected action */ 1052 r_map(&action, &action2); 1053 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1054 action2.button, action2.dx, action2.dy, action2.dz); 1055 1056 if (rodent.flags & VirtualScroll) { 1057 /* 1058 * If *only* the middle button is pressed AND we are moving 1059 * the stick/trackpoint/nipple, scroll! 1060 */ 1061 if (scroll_state == SCROLL_PREPARE) { 1062 /* Ok, Set we're really scrolling now.... */ 1063 if (action2.dy || action2.dx) 1064 scroll_state = SCROLL_SCROLLING; 1065 } 1066 if (scroll_state == SCROLL_SCROLLING) { 1067 scroll_movement += action2.dy; 1068 debug("SCROLL: %d", scroll_movement); 1069 1070 if (scroll_movement < -rodent.scrollthreshold) { 1071 /* Scroll down */ 1072 action2.dz = -1; 1073 scroll_movement = 0; 1074 } 1075 else if (scroll_movement > rodent.scrollthreshold) { 1076 /* Scroll up */ 1077 action2.dz = 1; 1078 scroll_movement = 0; 1079 } 1080 1081 /* Don't move while scrolling */ 1082 action2.dx = action2.dy = 0; 1083 } 1084 } 1085 1086 if (extioctl) { 1087 /* Defer clicks until we aren't VirtualScroll'ing. */ 1088 if (scroll_state == SCROLL_NOTSCROLLING) 1089 r_click(&action2); 1090 1091 if (action2.flags & MOUSE_POSCHANGED) { 1092 mouse.operation = MOUSE_MOTION_EVENT; 1093 mouse.u.data.buttons = action2.button; 1094 mouse.u.data.x = action2.dx * rodent.accelx; 1095 mouse.u.data.y = action2.dy * rodent.accely; 1096 mouse.u.data.z = action2.dz; 1097 if (debug < 2) 1098 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1099 } 1100 } else { 1101 mouse.operation = MOUSE_ACTION; 1102 mouse.u.data.buttons = action2.button; 1103 mouse.u.data.x = action2.dx * rodent.accelx; 1104 mouse.u.data.y = action2.dy * rodent.accely; 1105 mouse.u.data.z = action2.dz; 1106 if (debug < 2) 1107 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1108 } 1109 1110 /* 1111 * If the Z axis movement is mapped to an imaginary physical 1112 * button, we need to cook up a corresponding button `up' event 1113 * after sending a button `down' event. 1114 */ 1115 if ((rodent.zmap[0] > 0) && (action.dz != 0)) { 1116 action.obutton = action.button; 1117 action.dx = action.dy = action.dz = 0; 1118 r_map(&action, &action2); 1119 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1120 action2.button, action2.dx, action2.dy, action2.dz); 1121 1122 if (extioctl) { 1123 r_click(&action2); 1124 } else { 1125 mouse.operation = MOUSE_ACTION; 1126 mouse.u.data.buttons = action2.button; 1127 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 1128 if (debug < 2) 1129 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1130 } 1131 } 1132 } 1133 } 1134 /* NOT REACHED */ 1135 } 1136 1137 static void 1138 hup(int sig) 1139 { 1140 longjmp(env, 1); 1141 } 1142 1143 static void 1144 cleanup(int sig) 1145 { 1146 if (rodent.rtype == MOUSE_PROTO_X10MOUSEREM) 1147 unlink(_PATH_MOUSEREMOTE); 1148 exit(0); 1149 } 1150 1151 /** 1152 ** usage 1153 ** 1154 ** Complain, and free the CPU for more worthy tasks 1155 **/ 1156 static void 1157 usage(void) 1158 { 1159 fprintf(stderr, "%s\n%s\n%s\n%s\n", 1160 "usage: moused [-DRcdfs] [-I file] [-F rate] [-r resolution] [-S baudrate]", 1161 " [-V [-U threshold]] [-a X [,Y]] [-C threshold] [-m N=M] [-w N]", 1162 " [-z N] [-t <mousetype>] [-l level] [-3 [-E timeout]] -p <port>", 1163 " moused [-d] -i <port|if|type|model|all> -p <port>"); 1164 exit(1); 1165 } 1166 1167 /* 1168 * Output an error message to syslog or stderr as appropriate. If 1169 * `errnum' is non-zero, append its string form to the message. 1170 */ 1171 static void 1172 log_or_warn(int log_pri, int errnum, const char *fmt, ...) 1173 { 1174 va_list ap; 1175 char buf[256]; 1176 1177 va_start(ap, fmt); 1178 vsnprintf(buf, sizeof(buf), fmt, ap); 1179 va_end(ap); 1180 if (errnum) { 1181 strlcat(buf, ": ", sizeof(buf)); 1182 strlcat(buf, strerror(errnum), sizeof(buf)); 1183 } 1184 1185 if (background) 1186 syslog(log_pri, "%s", buf); 1187 else 1188 warnx("%s", buf); 1189 } 1190 1191 /** 1192 ** Mouse interface code, courtesy of XFree86 3.1.2. 1193 ** 1194 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 1195 ** to clean, reformat and rationalise naming, it's quite possible that 1196 ** some things in here have been broken. 1197 ** 1198 ** I hope not 8) 1199 ** 1200 ** The following code is derived from a module marked : 1201 **/ 1202 1203 /* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 1204 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 1205 17:03:40 dawes Exp $ */ 1206 /* 1207 * 1208 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 1209 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1210 * 1211 * Permission to use, copy, modify, distribute, and sell this software and its 1212 * documentation for any purpose is hereby granted without fee, provided that 1213 * the above copyright notice appear in all copies and that both that 1214 * copyright notice and this permission notice appear in supporting 1215 * documentation, and that the names of Thomas Roell and David Dawes not be 1216 * used in advertising or publicity pertaining to distribution of the 1217 * software without specific, written prior permission. Thomas Roell 1218 * and David Dawes makes no representations about the suitability of this 1219 * software for any purpose. It is provided "as is" without express or 1220 * implied warranty. 1221 * 1222 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 1223 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1224 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 1225 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1226 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1227 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1228 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1229 * 1230 */ 1231 1232 /** 1233 ** GlidePoint support from XFree86 3.2. 1234 ** Derived from the module: 1235 **/ 1236 1237 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 1238 /* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 1239 1240 /* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 1241 static unsigned char proto[][7] = { 1242 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 1243 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 1244 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 1245 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 1246 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 1247 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ 1248 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 1249 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 1250 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 1251 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 1252 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 1253 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 1254 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 1255 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 1256 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* X10 MouseRem */ 1257 { 0x80, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* KIDSPAD */ 1258 { 0xc3, 0xc0, 0x00, 0x00, 6, 0x00, 0xff }, /* VersaPad */ 1259 { 0x00, 0x00, 0x00, 0x00, 1, 0x00, 0xff }, /* JogDial */ 1260 #if notyet 1261 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 1262 #endif 1263 }; 1264 static unsigned char cur_proto[7]; 1265 1266 static int 1267 r_identify(void) 1268 { 1269 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 1270 pnpid_t pnpid; 1271 symtab_t *t; 1272 int level; 1273 int len; 1274 1275 /* set the driver operation level, if applicable */ 1276 if (rodent.level < 0) 1277 rodent.level = 1; 1278 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 1279 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 1280 1281 /* 1282 * Interrogate the driver and get some intelligence on the device... 1283 * The following ioctl functions are not always supported by device 1284 * drivers. When the driver doesn't support them, we just trust the 1285 * user to supply valid information. 1286 */ 1287 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 1288 rodent.hw.model = MOUSE_MODEL_GENERIC; 1289 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 1290 1291 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1292 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1293 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1294 rodent.mode.rate = -1; 1295 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 1296 rodent.mode.accelfactor = 0; 1297 rodent.mode.level = 0; 1298 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 1299 if ((rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) 1300 || (rodent.mode.protocol >= sizeof(proto)/sizeof(proto[0]))) { 1301 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 1302 return MOUSE_PROTO_UNKNOWN; 1303 } else { 1304 /* INPORT and BUS are the same... */ 1305 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1306 rodent.mode.protocol = MOUSE_PROTO_BUS; 1307 if (rodent.mode.protocol != rodent.rtype) { 1308 /* Hmm, the driver doesn't agree with the user... */ 1309 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1310 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1311 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1312 r_name(rodent.mode.protocol)); 1313 rodent.rtype = rodent.mode.protocol; 1314 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1315 } 1316 } 1317 cur_proto[4] = rodent.mode.packetsize; 1318 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 1319 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 1320 } 1321 1322 /* maybe this is a PnP mouse... */ 1323 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 1324 1325 if (rodent.flags & NoPnP) 1326 return rodent.rtype; 1327 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 1328 return rodent.rtype; 1329 1330 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 1331 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 1332 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 1333 pnpid.ndescription, pnpid.ndescription, pnpid.description); 1334 1335 /* we have a valid PnP serial device ID */ 1336 rodent.hw.iftype = MOUSE_IF_SERIAL; 1337 t = pnpproto(&pnpid); 1338 if (t != NULL) { 1339 rodent.mode.protocol = t->val; 1340 rodent.hw.model = t->val2; 1341 } else { 1342 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1343 } 1344 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1345 rodent.mode.protocol = MOUSE_PROTO_BUS; 1346 1347 /* make final adjustment */ 1348 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 1349 if (rodent.mode.protocol != rodent.rtype) { 1350 /* Hmm, the device doesn't agree with the user... */ 1351 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1352 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1353 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1354 r_name(rodent.mode.protocol)); 1355 rodent.rtype = rodent.mode.protocol; 1356 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1357 } 1358 } 1359 } 1360 1361 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 1362 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 1363 cur_proto[4], cur_proto[5], cur_proto[6]); 1364 1365 return rodent.rtype; 1366 } 1367 1368 static char * 1369 r_if(int iftype) 1370 { 1371 char *s; 1372 1373 s = gettokenname(rifs, iftype); 1374 return (s == NULL) ? "unknown" : s; 1375 } 1376 1377 static char * 1378 r_name(int type) 1379 { 1380 return ((type == MOUSE_PROTO_UNKNOWN) 1381 || (type > sizeof(rnames)/sizeof(rnames[0]) - 1)) 1382 ? "unknown" : rnames[type]; 1383 } 1384 1385 static char * 1386 r_model(int model) 1387 { 1388 char *s; 1389 1390 s = gettokenname(rmodels, model); 1391 return (s == NULL) ? "unknown" : s; 1392 } 1393 1394 static void 1395 r_init(void) 1396 { 1397 unsigned char buf[16]; /* scrach buffer */ 1398 fd_set fds; 1399 char *s; 1400 char c; 1401 int i; 1402 1403 /** 1404 ** This comment is a little out of context here, but it contains 1405 ** some useful information... 1406 ******************************************************************** 1407 ** 1408 ** The following lines take care of the Logitech MouseMan protocols. 1409 ** 1410 ** NOTE: There are different versions of both MouseMan and TrackMan! 1411 ** Hence I add another protocol P_LOGIMAN, which the user can 1412 ** specify as MouseMan in his XF86Config file. This entry was 1413 ** formerly handled as a special case of P_MS. However, people 1414 ** who don't have the middle button problem, can still specify 1415 ** Microsoft and use P_MS. 1416 ** 1417 ** By default, these mice should use a 3 byte Microsoft protocol 1418 ** plus a 4th byte for the middle button. However, the mouse might 1419 ** have switched to a different protocol before we use it, so I send 1420 ** the proper sequence just in case. 1421 ** 1422 ** NOTE: - all commands to (at least the European) MouseMan have to 1423 ** be sent at 1200 Baud. 1424 ** - each command starts with a '*'. 1425 ** - whenever the MouseMan receives a '*', it will switch back 1426 ** to 1200 Baud. Hence I have to select the desired protocol 1427 ** first, then select the baud rate. 1428 ** 1429 ** The protocols supported by the (European) MouseMan are: 1430 ** - 5 byte packed binary protocol, as with the Mouse Systems 1431 ** mouse. Selected by sequence "*U". 1432 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 1433 ** by sequence "*V". 1434 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 1435 ** Selected by sequence "*X". 1436 ** 1437 ** The following baud rates are supported: 1438 ** - 1200 Baud (default). Selected by sequence "*n". 1439 ** - 9600 Baud. Selected by sequence "*q". 1440 ** 1441 ** Selecting a sample rate is no longer supported with the MouseMan! 1442 ** Some additional lines in xf86Config.c take care of ill configured 1443 ** baud rates and sample rates. (The user will get an error.) 1444 */ 1445 1446 switch (rodent.rtype) { 1447 1448 case MOUSE_PROTO_LOGI: 1449 /* 1450 * The baud rate selection command must be sent at the current 1451 * baud rate; try all likely settings 1452 */ 1453 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1454 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 1455 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 1456 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1457 /* select MM series data format */ 1458 write(rodent.mfd, "S", 1); 1459 setmousespeed(rodent.baudrate, rodent.baudrate, 1460 rodentcflags[MOUSE_PROTO_MM]); 1461 /* select report rate/frequency */ 1462 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1463 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1464 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1465 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1466 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1467 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1468 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1469 else write(rodent.mfd, "N", 1); 1470 break; 1471 1472 case MOUSE_PROTO_LOGIMOUSEMAN: 1473 /* The command must always be sent at 1200 baud */ 1474 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1475 write(rodent.mfd, "*X", 2); 1476 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1477 break; 1478 1479 case MOUSE_PROTO_HITTAB: 1480 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1481 1482 /* 1483 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1484 * The tablet must be configured to be in MM mode, NO parity, 1485 * Binary Format. xf86Info.sampleRate controls the sensativity 1486 * of the tablet. We only use this tablet for it's 4-button puck 1487 * so we don't run in "Absolute Mode" 1488 */ 1489 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1490 usleep(50000); 1491 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1492 usleep(50000); 1493 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1494 usleep(50000); 1495 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1496 usleep(50000); 1497 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1498 usleep(50000); 1499 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1500 usleep(50000); 1501 1502 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1503 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1504 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1505 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1506 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1507 else if (rodent.resolution <= 40) c = 'g'; 1508 else if (rodent.resolution <= 100) c = 'd'; 1509 else if (rodent.resolution <= 200) c = 'e'; 1510 else if (rodent.resolution <= 500) c = 'h'; 1511 else if (rodent.resolution <= 1000) c = 'j'; 1512 else c = 'd'; 1513 write(rodent.mfd, &c, 1); 1514 usleep(50000); 1515 1516 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1517 break; 1518 1519 case MOUSE_PROTO_THINK: 1520 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1521 /* the PnP ID string may be sent again, discard it */ 1522 usleep(200000); 1523 i = FREAD; 1524 ioctl(rodent.mfd, TIOCFLUSH, &i); 1525 /* send the command to initialize the beast */ 1526 for (s = "E5E5"; *s; ++s) { 1527 write(rodent.mfd, s, 1); 1528 FD_ZERO(&fds); 1529 FD_SET(rodent.mfd, &fds); 1530 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1531 break; 1532 read(rodent.mfd, &c, 1); 1533 debug("%c", c); 1534 if (c != *s) 1535 break; 1536 } 1537 break; 1538 1539 case MOUSE_PROTO_JOGDIAL: 1540 break; 1541 case MOUSE_PROTO_MSC: 1542 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1543 if (rodent.flags & ClearDTR) { 1544 i = TIOCM_DTR; 1545 ioctl(rodent.mfd, TIOCMBIC, &i); 1546 } 1547 if (rodent.flags & ClearRTS) { 1548 i = TIOCM_RTS; 1549 ioctl(rodent.mfd, TIOCMBIC, &i); 1550 } 1551 break; 1552 1553 case MOUSE_PROTO_SYSMOUSE: 1554 if (rodent.hw.iftype == MOUSE_IF_SYSMOUSE) 1555 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1556 /* FALLTHROUGH */ 1557 1558 case MOUSE_PROTO_BUS: 1559 case MOUSE_PROTO_INPORT: 1560 case MOUSE_PROTO_PS2: 1561 if (rodent.rate >= 0) 1562 rodent.mode.rate = rodent.rate; 1563 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1564 rodent.mode.resolution = rodent.resolution; 1565 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1566 break; 1567 1568 case MOUSE_PROTO_X10MOUSEREM: 1569 mremote_serversetup(); 1570 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1571 break; 1572 1573 1574 case MOUSE_PROTO_VERSAPAD: 1575 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec */ 1576 i = FREAD; 1577 ioctl(rodent.mfd, TIOCFLUSH, &i); 1578 for (i = 0; i < 7; ++i) { 1579 FD_ZERO(&fds); 1580 FD_SET(rodent.mfd, &fds); 1581 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1582 break; 1583 read(rodent.mfd, &c, 1); 1584 buf[i] = c; 1585 } 1586 debug("%s\n", buf); 1587 if ((buf[0] != 'V') || (buf[1] != 'P')|| (buf[7] != '\r')) 1588 break; 1589 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1590 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec again */ 1591 for (i = 0; i < 7; ++i) { 1592 FD_ZERO(&fds); 1593 FD_SET(rodent.mfd, &fds); 1594 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1595 break; 1596 read(rodent.mfd, &c, 1); 1597 debug("%c", c); 1598 if (c != buf[i]) 1599 break; 1600 } 1601 i = FREAD; 1602 ioctl(rodent.mfd, TIOCFLUSH, &i); 1603 break; 1604 1605 default: 1606 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1607 break; 1608 } 1609 } 1610 1611 static int 1612 r_protocol(u_char rBuf, mousestatus_t *act) 1613 { 1614 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1615 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1616 IntelliMouse, Thinking Mouse */ 1617 0, 1618 MOUSE_BUTTON3DOWN, 1619 MOUSE_BUTTON1DOWN, 1620 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1621 }; 1622 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1623 Thinking Mouse */ 1624 0, 1625 MOUSE_BUTTON4DOWN, 1626 MOUSE_BUTTON2DOWN, 1627 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1628 }; 1629 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1630 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1631 MouseMan+ */ 1632 0, 1633 MOUSE_BUTTON2DOWN, 1634 MOUSE_BUTTON4DOWN, 1635 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1636 }; 1637 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1638 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1639 Bus, sysmouse */ 1640 0, 1641 MOUSE_BUTTON3DOWN, 1642 MOUSE_BUTTON2DOWN, 1643 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1644 MOUSE_BUTTON1DOWN, 1645 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1646 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1647 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1648 }; 1649 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1650 static int butmapps2[8] = { /* PS/2 */ 1651 0, 1652 MOUSE_BUTTON1DOWN, 1653 MOUSE_BUTTON3DOWN, 1654 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1655 MOUSE_BUTTON2DOWN, 1656 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1657 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1658 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1659 }; 1660 /* for Hitachi tablet */ 1661 static int butmaphit[8] = { /* MM HitTablet */ 1662 0, 1663 MOUSE_BUTTON3DOWN, 1664 MOUSE_BUTTON2DOWN, 1665 MOUSE_BUTTON1DOWN, 1666 MOUSE_BUTTON4DOWN, 1667 MOUSE_BUTTON5DOWN, 1668 MOUSE_BUTTON6DOWN, 1669 MOUSE_BUTTON7DOWN, 1670 }; 1671 /* for serial VersaPad */ 1672 static int butmapversa[8] = { /* VersaPad */ 1673 0, 1674 0, 1675 MOUSE_BUTTON3DOWN, 1676 MOUSE_BUTTON3DOWN, 1677 MOUSE_BUTTON1DOWN, 1678 MOUSE_BUTTON1DOWN, 1679 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1680 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1681 }; 1682 /* for PS/2 VersaPad */ 1683 static int butmapversaps2[8] = { /* VersaPad */ 1684 0, 1685 MOUSE_BUTTON3DOWN, 1686 0, 1687 MOUSE_BUTTON3DOWN, 1688 MOUSE_BUTTON1DOWN, 1689 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1690 MOUSE_BUTTON1DOWN, 1691 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1692 }; 1693 static int pBufP = 0; 1694 static unsigned char pBuf[8]; 1695 static int prev_x, prev_y; 1696 static int on = FALSE; 1697 int x, y; 1698 1699 debug("received char 0x%x",(int)rBuf); 1700 if (rodent.rtype == MOUSE_PROTO_KIDSPAD) 1701 return kidspad(rBuf, act) ; 1702 1703 /* 1704 * Hack for resyncing: We check here for a package that is: 1705 * a) illegal (detected by wrong data-package header) 1706 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1707 * c) bad header-package 1708 * 1709 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1710 * -128 are allowed, but since they are very seldom we can easily 1711 * use them as package-header with no button pressed. 1712 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1713 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1714 * checking data bytes. 1715 * For resyncing a PS/2 mouse we require the two most significant 1716 * bits in the header byte to be 0. These are the overflow bits, 1717 * and in case of an overflow we actually lose sync. Overflows 1718 * are very rare, however, and we quickly gain sync again after 1719 * an overflow condition. This is the best we can do. (Actually, 1720 * we could use bit 0x08 in the header byte for resyncing, since 1721 * that bit is supposed to be always on, but nobody told 1722 * Microsoft...) 1723 */ 1724 1725 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1726 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1727 { 1728 pBufP = 0; /* skip package */ 1729 } 1730 1731 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1732 return 0; 1733 1734 /* is there an extra data byte? */ 1735 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1736 { 1737 /* 1738 * Hack for Logitech MouseMan Mouse - Middle button 1739 * 1740 * Unfortunately this mouse has variable length packets: the standard 1741 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1742 * middle button status changes. 1743 * 1744 * We have already processed the standard packet with the movement 1745 * and button info. Now post an event message with the old status 1746 * of the left and right buttons and the updated middle button. 1747 */ 1748 1749 /* 1750 * Even worse, different MouseMen and TrackMen differ in the 4th 1751 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1752 * 0x02/0x22, so I have to strip off the lower bits. 1753 * 1754 * [JCH-96/01/21] 1755 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1756 * and it is activated by tapping the glidepad with the finger! 8^) 1757 * We map it to bit bit3, and the reverse map in xf86Events just has 1758 * to be extended so that it is identified as Button 4. The lower 1759 * half of the reverse-map may remain unchanged. 1760 */ 1761 1762 /* 1763 * [KY-97/08/03] 1764 * Receive the fourth byte only when preceding three bytes have 1765 * been detected (pBufP >= cur_proto[4]). In the previous 1766 * versions, the test was pBufP == 0; thus, we may have mistakingly 1767 * received a byte even if we didn't see anything preceding 1768 * the byte. 1769 */ 1770 1771 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1772 pBufP = 0; 1773 return 0; 1774 } 1775 1776 switch (rodent.rtype) { 1777 #if notyet 1778 case MOUSE_PROTO_MARIQUA: 1779 /* 1780 * This mouse has 16! buttons in addition to the standard 1781 * three of them. They return 0x10 though 0x1f in the 1782 * so-called `ten key' mode and 0x30 though 0x3f in the 1783 * `function key' mode. As there are only 31 bits for 1784 * button state (including the standard three), we ignore 1785 * the bit 0x20 and don't distinguish the two modes. 1786 */ 1787 act->dx = act->dy = act->dz = 0; 1788 act->obutton = act->button; 1789 rBuf &= 0x1f; 1790 act->button = (1 << (rBuf - 13)) 1791 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1792 /* 1793 * FIXME: this is a button "down" event. There needs to be 1794 * a corresponding button "up" event... XXX 1795 */ 1796 break; 1797 #endif /* notyet */ 1798 case MOUSE_PROTO_JOGDIAL: 1799 break; 1800 1801 /* 1802 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 1803 * always send the fourth byte, whereas the fourth byte is 1804 * optional for GlidePoint and ThinkingMouse. The fourth byte 1805 * is also optional for MouseMan+ and FirstMouse+ in their 1806 * native mode. It is always sent if they are in the IntelliMouse 1807 * compatible mode. 1808 */ 1809 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1810 MouseMan+ */ 1811 act->dx = act->dy = 0; 1812 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 1813 if ((act->dz >= 7) || (act->dz <= -7)) 1814 act->dz = 0; 1815 act->obutton = act->button; 1816 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1817 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1818 break; 1819 1820 default: 1821 act->dx = act->dy = act->dz = 0; 1822 act->obutton = act->button; 1823 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1824 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1825 break; 1826 } 1827 1828 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1829 | (act->obutton ^ act->button); 1830 pBufP = 0; 1831 return act->flags; 1832 } 1833 1834 if (pBufP >= cur_proto[4]) 1835 pBufP = 0; 1836 pBuf[pBufP++] = rBuf; 1837 if (pBufP != cur_proto[4]) 1838 return 0; 1839 1840 /* 1841 * assembly full package 1842 */ 1843 1844 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 1845 cur_proto[4], 1846 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 1847 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 1848 1849 act->dz = 0; 1850 act->obutton = act->button; 1851 switch (rodent.rtype) 1852 { 1853 case MOUSE_PROTO_MS: /* Microsoft */ 1854 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 1855 case MOUSE_PROTO_X10MOUSEREM: /* X10 MouseRemote */ 1856 act->button = act->obutton & MOUSE_BUTTON4DOWN; 1857 if (rodent.flags & ChordMiddle) 1858 act->button |= ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 1859 ? MOUSE_BUTTON2DOWN 1860 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1861 else 1862 act->button |= (act->obutton & MOUSE_BUTTON2DOWN) 1863 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1864 1865 /* Send X10 btn events to remote client (ensure -128-+127 range) */ 1866 if ((rodent.rtype == MOUSE_PROTO_X10MOUSEREM) && 1867 ((pBuf[0] & 0xFC) == 0x44) && (pBuf[2] == 0x3F)) { 1868 if (rodent.mremcfd >= 0) { 1869 unsigned char key = (signed char)(((pBuf[0] & 0x03) << 6) | 1870 (pBuf[1] & 0x3F)); 1871 write(rodent.mremcfd, &key, 1); 1872 } 1873 return 0; 1874 } 1875 1876 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1877 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1878 break; 1879 1880 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 1881 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 1882 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1883 MouseMan+ */ 1884 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 1885 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1886 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1887 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1888 break; 1889 1890 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 1891 #if notyet 1892 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 1893 #endif 1894 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1895 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 1896 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 1897 break; 1898 1899 case MOUSE_PROTO_JOGDIAL: /* JogDial */ 1900 if (rBuf == 0x6c) 1901 act->dz = -1; 1902 if (rBuf == 0x72) 1903 act->dz = 1; 1904 if (rBuf == 0x64) 1905 act->button = MOUSE_BUTTON1DOWN; 1906 if (rBuf == 0x75) 1907 act->button = 0; 1908 break; 1909 1910 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 1911 act->button = butmaphit[pBuf[0] & 0x07]; 1912 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1913 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1914 break; 1915 1916 case MOUSE_PROTO_MM: /* MM Series */ 1917 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 1918 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 1919 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1920 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1921 break; 1922 1923 case MOUSE_PROTO_VERSAPAD: /* VersaPad */ 1924 act->button = butmapversa[(pBuf[0] & MOUSE_VERSA_BUTTONS) >> 3]; 1925 act->button |= (pBuf[0] & MOUSE_VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 1926 act->dx = act->dy = 0; 1927 if (!(pBuf[0] & MOUSE_VERSA_IN_USE)) { 1928 on = FALSE; 1929 break; 1930 } 1931 x = (pBuf[2] << 6) | pBuf[1]; 1932 if (x & 0x800) 1933 x -= 0x1000; 1934 y = (pBuf[4] << 6) | pBuf[3]; 1935 if (y & 0x800) 1936 y -= 0x1000; 1937 if (on) { 1938 act->dx = prev_x - x; 1939 act->dy = prev_y - y; 1940 } else { 1941 on = TRUE; 1942 } 1943 prev_x = x; 1944 prev_y = y; 1945 break; 1946 1947 case MOUSE_PROTO_BUS: /* Bus */ 1948 case MOUSE_PROTO_INPORT: /* InPort */ 1949 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1950 act->dx = (signed char)pBuf[1]; 1951 act->dy = - (signed char)pBuf[2]; 1952 break; 1953 1954 case MOUSE_PROTO_PS2: /* PS/2 */ 1955 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 1956 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 1957 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 1958 /* 1959 * Moused usually operates the psm driver at the operation level 1 1960 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 1961 * The following code takes effect only when the user explicitly 1962 * requets the level 2 at which wheel movement and additional button 1963 * actions are encoded in model-dependent formats. At the level 0 1964 * the following code is no-op because the psm driver says the model 1965 * is MOUSE_MODEL_GENERIC. 1966 */ 1967 switch (rodent.hw.model) { 1968 case MOUSE_MODEL_EXPLORER: 1969 /* wheel and additional button data is in the fourth byte */ 1970 act->dz = (pBuf[3] & MOUSE_EXPLORER_ZNEG) 1971 ? (pBuf[3] & 0x0f) - 16 : (pBuf[3] & 0x0f); 1972 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON4DOWN) 1973 ? MOUSE_BUTTON4DOWN : 0; 1974 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON5DOWN) 1975 ? MOUSE_BUTTON5DOWN : 0; 1976 break; 1977 case MOUSE_MODEL_INTELLI: 1978 case MOUSE_MODEL_NET: 1979 /* wheel data is in the fourth byte */ 1980 act->dz = (signed char)pBuf[3]; 1981 if ((act->dz >= 7) || (act->dz <= -7)) 1982 act->dz = 0; 1983 /* some compatible mice may have additional buttons */ 1984 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON4DOWN) 1985 ? MOUSE_BUTTON4DOWN : 0; 1986 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON5DOWN) 1987 ? MOUSE_BUTTON5DOWN : 0; 1988 break; 1989 case MOUSE_MODEL_MOUSEMANPLUS: 1990 if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 1991 && (abs(act->dx) > 191) 1992 && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { 1993 /* the extended data packet encodes button and wheel events */ 1994 switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { 1995 case 1: 1996 /* wheel data packet */ 1997 act->dx = act->dy = 0; 1998 if (pBuf[2] & 0x80) { 1999 /* horizontal roller count - ignore it XXX*/ 2000 } else { 2001 /* vertical roller count */ 2002 act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) 2003 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2004 } 2005 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 2006 ? MOUSE_BUTTON4DOWN : 0; 2007 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 2008 ? MOUSE_BUTTON5DOWN : 0; 2009 break; 2010 case 2: 2011 /* this packet type is reserved by Logitech */ 2012 /* 2013 * IBM ScrollPoint Mouse uses this packet type to 2014 * encode both vertical and horizontal scroll movement. 2015 */ 2016 act->dx = act->dy = 0; 2017 /* horizontal roller count */ 2018 if (pBuf[2] & 0x0f) 2019 act->dz = (pBuf[2] & MOUSE_SPOINT_WNEG) ? -2 : 2; 2020 /* vertical roller count */ 2021 if (pBuf[2] & 0xf0) 2022 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) ? -1 : 1; 2023 #if 0 2024 /* vertical roller count */ 2025 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) 2026 ? ((pBuf[2] >> 4) & 0x0f) - 16 2027 : ((pBuf[2] >> 4) & 0x0f); 2028 /* horizontal roller count */ 2029 act->dw = (pBuf[2] & MOUSE_SPOINT_WNEG) 2030 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2031 #endif 2032 break; 2033 case 0: 2034 /* device type packet - shouldn't happen */ 2035 /* FALLTHROUGH */ 2036 default: 2037 act->dx = act->dy = 0; 2038 act->button = act->obutton; 2039 debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", 2040 MOUSE_PS2PLUS_PACKET_TYPE(pBuf), 2041 pBuf[0], pBuf[1], pBuf[2]); 2042 break; 2043 } 2044 } else { 2045 /* preserve button states */ 2046 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2047 } 2048 break; 2049 case MOUSE_MODEL_GLIDEPOINT: 2050 /* `tapping' action */ 2051 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 2052 break; 2053 case MOUSE_MODEL_NETSCROLL: 2054 /* three addtional bytes encode buttons and wheel events */ 2055 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 2056 ? MOUSE_BUTTON4DOWN : 0; 2057 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON1DOWN) 2058 ? MOUSE_BUTTON5DOWN : 0; 2059 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 2060 break; 2061 case MOUSE_MODEL_THINK: 2062 /* the fourth button state in the first byte */ 2063 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 2064 break; 2065 case MOUSE_MODEL_VERSAPAD: 2066 act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; 2067 act->button |= 2068 (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2069 act->dx = act->dy = 0; 2070 if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { 2071 on = FALSE; 2072 break; 2073 } 2074 x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; 2075 if (x & 0x800) 2076 x -= 0x1000; 2077 y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; 2078 if (y & 0x800) 2079 y -= 0x1000; 2080 if (on) { 2081 act->dx = prev_x - x; 2082 act->dy = prev_y - y; 2083 } else { 2084 on = TRUE; 2085 } 2086 prev_x = x; 2087 prev_y = y; 2088 break; 2089 case MOUSE_MODEL_4D: 2090 act->dx = (pBuf[1] & 0x80) ? pBuf[1] - 256 : pBuf[1]; 2091 act->dy = (pBuf[2] & 0x80) ? -(pBuf[2] - 256) : -pBuf[2]; 2092 switch (pBuf[0] & MOUSE_4D_WHEELBITS) { 2093 case 0x10: 2094 act->dz = 1; 2095 break; 2096 case 0x30: 2097 act->dz = -1; 2098 break; 2099 case 0x40: /* 2nd wheel rolling right XXX */ 2100 act->dz = 2; 2101 break; 2102 case 0xc0: /* 2nd wheel rolling left XXX */ 2103 act->dz = -2; 2104 break; 2105 } 2106 break; 2107 case MOUSE_MODEL_4DPLUS: 2108 if ((act->dx < 16 - 256) && (act->dy > 256 - 16)) { 2109 act->dx = act->dy = 0; 2110 if (pBuf[2] & MOUSE_4DPLUS_BUTTON4DOWN) 2111 act->button |= MOUSE_BUTTON4DOWN; 2112 act->dz = (pBuf[2] & MOUSE_4DPLUS_ZNEG) 2113 ? ((pBuf[2] & 0x07) - 8) : (pBuf[2] & 0x07); 2114 } else { 2115 /* preserve previous button states */ 2116 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2117 } 2118 break; 2119 case MOUSE_MODEL_GENERIC: 2120 default: 2121 break; 2122 } 2123 break; 2124 2125 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 2126 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 2127 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2128 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2129 if (rodent.level == 1) { 2130 act->dz = ((signed char)(pBuf[5] << 1) + (signed char)(pBuf[6] << 1)) >> 1; 2131 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 2132 } 2133 break; 2134 2135 default: 2136 return 0; 2137 } 2138 /* 2139 * We don't reset pBufP here yet, as there may be an additional data 2140 * byte in some protocols. See above. 2141 */ 2142 2143 /* has something changed? */ 2144 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2145 | (act->obutton ^ act->button); 2146 2147 return act->flags; 2148 } 2149 2150 static int 2151 r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans) 2152 { 2153 int changed; 2154 int flags; 2155 2156 a2->dx = a1->dx; 2157 a2->dy = a1->dy; 2158 a2->dz = a1->dz; 2159 a2->obutton = a2->button; 2160 a2->button = a1->button; 2161 a2->flags = a1->flags; 2162 changed = FALSE; 2163 2164 if (rodent.flags & Emulate3Button) { 2165 if (debug > 2) 2166 debug("state:%d, trans:%d -> state:%d", 2167 mouse_button_state, trans, 2168 states[mouse_button_state].s[trans]); 2169 /* 2170 * Avoid re-ordering button and movement events. While a button 2171 * event is deferred, throw away up to BUTTON2_MAXMOVE movement 2172 * events to allow for mouse jitter. If more movement events 2173 * occur, then complete the deferred button events immediately. 2174 */ 2175 if ((a2->dx != 0 || a2->dy != 0) && 2176 S_DELAYED(states[mouse_button_state].s[trans])) { 2177 if (++mouse_move_delayed > BUTTON2_MAXMOVE) { 2178 mouse_move_delayed = 0; 2179 mouse_button_state = 2180 states[mouse_button_state].s[A_TIMEOUT]; 2181 changed = TRUE; 2182 } else 2183 a2->dx = a2->dy = 0; 2184 } else 2185 mouse_move_delayed = 0; 2186 if (mouse_button_state != states[mouse_button_state].s[trans]) 2187 changed = TRUE; 2188 if (changed) 2189 gettimeofday(&mouse_button_state_tv, NULL); 2190 mouse_button_state = states[mouse_button_state].s[trans]; 2191 a2->button &= 2192 ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); 2193 a2->button &= states[mouse_button_state].mask; 2194 a2->button |= states[mouse_button_state].buttons; 2195 flags = a2->flags & MOUSE_POSCHANGED; 2196 flags |= a2->obutton ^ a2->button; 2197 if (flags & MOUSE_BUTTON2DOWN) { 2198 a2->flags = flags & MOUSE_BUTTON2DOWN; 2199 r_timestamp(a2); 2200 } 2201 a2->flags = flags; 2202 } 2203 return changed; 2204 } 2205 2206 /* phisical to logical button mapping */ 2207 static int p2l[MOUSE_MAXBUTTON] = { 2208 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 2209 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 2210 0x00000100, 0x00000200, 0x00000400, 0x00000800, 2211 0x00001000, 0x00002000, 0x00004000, 0x00008000, 2212 0x00010000, 0x00020000, 0x00040000, 0x00080000, 2213 0x00100000, 0x00200000, 0x00400000, 0x00800000, 2214 0x01000000, 0x02000000, 0x04000000, 0x08000000, 2215 0x10000000, 0x20000000, 0x40000000, 2216 }; 2217 2218 static char * 2219 skipspace(char *s) 2220 { 2221 while(isspace(*s)) 2222 ++s; 2223 return s; 2224 } 2225 2226 static int 2227 r_installmap(char *arg) 2228 { 2229 int pbutton; 2230 int lbutton; 2231 char *s; 2232 2233 while (*arg) { 2234 arg = skipspace(arg); 2235 s = arg; 2236 while (isdigit(*arg)) 2237 ++arg; 2238 arg = skipspace(arg); 2239 if ((arg <= s) || (*arg != '=')) 2240 return FALSE; 2241 lbutton = atoi(s); 2242 2243 arg = skipspace(++arg); 2244 s = arg; 2245 while (isdigit(*arg)) 2246 ++arg; 2247 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 2248 return FALSE; 2249 pbutton = atoi(s); 2250 2251 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 2252 return FALSE; 2253 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 2254 return FALSE; 2255 p2l[pbutton - 1] = 1 << (lbutton - 1); 2256 mstate[lbutton - 1] = &bstate[pbutton - 1]; 2257 } 2258 2259 return TRUE; 2260 } 2261 2262 static void 2263 r_map(mousestatus_t *act1, mousestatus_t *act2) 2264 { 2265 register int pb; 2266 register int pbuttons; 2267 int lbuttons; 2268 2269 pbuttons = act1->button; 2270 lbuttons = 0; 2271 2272 act2->obutton = act2->button; 2273 if (pbuttons & rodent.wmode) { 2274 pbuttons &= ~rodent.wmode; 2275 act1->dz = act1->dy; 2276 act1->dx = 0; 2277 act1->dy = 0; 2278 } 2279 act2->dx = act1->dx; 2280 act2->dy = act1->dy; 2281 act2->dz = act1->dz; 2282 2283 switch (rodent.zmap[0]) { 2284 case 0: /* do nothing */ 2285 break; 2286 case MOUSE_XAXIS: 2287 if (act1->dz != 0) { 2288 act2->dx = act1->dz; 2289 act2->dz = 0; 2290 } 2291 break; 2292 case MOUSE_YAXIS: 2293 if (act1->dz != 0) { 2294 act2->dy = act1->dz; 2295 act2->dz = 0; 2296 } 2297 break; 2298 default: /* buttons */ 2299 pbuttons &= ~(rodent.zmap[0] | rodent.zmap[1] 2300 | rodent.zmap[2] | rodent.zmap[3]); 2301 if ((act1->dz < -1) && rodent.zmap[2]) { 2302 pbuttons |= rodent.zmap[2]; 2303 zstate[2].count = 1; 2304 } else if (act1->dz < 0) { 2305 pbuttons |= rodent.zmap[0]; 2306 zstate[0].count = 1; 2307 } else if ((act1->dz > 1) && rodent.zmap[3]) { 2308 pbuttons |= rodent.zmap[3]; 2309 zstate[3].count = 1; 2310 } else if (act1->dz > 0) { 2311 pbuttons |= rodent.zmap[1]; 2312 zstate[1].count = 1; 2313 } 2314 act2->dz = 0; 2315 break; 2316 } 2317 2318 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 2319 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 2320 pbuttons >>= 1; 2321 } 2322 act2->button = lbuttons; 2323 2324 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 2325 | (act2->obutton ^ act2->button); 2326 } 2327 2328 static void 2329 r_timestamp(mousestatus_t *act) 2330 { 2331 struct timeval tv; 2332 struct timeval tv1; 2333 struct timeval tv2; 2334 struct timeval tv3; 2335 int button; 2336 int mask; 2337 int i; 2338 2339 mask = act->flags & MOUSE_BUTTONS; 2340 #if 0 2341 if (mask == 0) 2342 return; 2343 #endif 2344 2345 gettimeofday(&tv1, NULL); 2346 2347 /* double click threshold */ 2348 tv2.tv_sec = rodent.clickthreshold/1000; 2349 tv2.tv_usec = (rodent.clickthreshold%1000)*1000; 2350 timersub(&tv1, &tv2, &tv); 2351 debug("tv: %ld %ld", tv.tv_sec, tv.tv_usec); 2352 2353 /* 3 button emulation timeout */ 2354 tv2.tv_sec = rodent.button2timeout/1000; 2355 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2356 timersub(&tv1, &tv2, &tv3); 2357 2358 button = MOUSE_BUTTON1DOWN; 2359 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2360 if (mask & 1) { 2361 if (act->button & button) { 2362 /* the button is down */ 2363 debug(" : %ld %ld", 2364 bstate[i].tv.tv_sec, bstate[i].tv.tv_usec); 2365 if (timercmp(&tv, &bstate[i].tv, >)) { 2366 bstate[i].count = 1; 2367 } else { 2368 ++bstate[i].count; 2369 } 2370 bstate[i].tv = tv1; 2371 } else { 2372 /* the button is up */ 2373 bstate[i].tv = tv1; 2374 } 2375 } else { 2376 if (act->button & button) { 2377 /* the button has been down */ 2378 if (timercmp(&tv3, &bstate[i].tv, >)) { 2379 bstate[i].count = 1; 2380 bstate[i].tv = tv1; 2381 act->flags |= button; 2382 debug("button %d timeout", i + 1); 2383 } 2384 } else { 2385 /* the button has been up */ 2386 } 2387 } 2388 button <<= 1; 2389 mask >>= 1; 2390 } 2391 } 2392 2393 static int 2394 r_timeout(void) 2395 { 2396 struct timeval tv; 2397 struct timeval tv1; 2398 struct timeval tv2; 2399 2400 if (states[mouse_button_state].timeout) 2401 return TRUE; 2402 gettimeofday(&tv1, NULL); 2403 tv2.tv_sec = rodent.button2timeout/1000; 2404 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2405 timersub(&tv1, &tv2, &tv); 2406 return timercmp(&tv, &mouse_button_state_tv, >); 2407 } 2408 2409 static void 2410 r_click(mousestatus_t *act) 2411 { 2412 struct mouse_info mouse; 2413 int button; 2414 int mask; 2415 int i; 2416 2417 mask = act->flags & MOUSE_BUTTONS; 2418 if (mask == 0) 2419 return; 2420 2421 button = MOUSE_BUTTON1DOWN; 2422 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2423 if (mask & 1) { 2424 debug("mstate[%d]->count:%d", i, mstate[i]->count); 2425 if (act->button & button) { 2426 /* the button is down */ 2427 mouse.u.event.value = mstate[i]->count; 2428 } else { 2429 /* the button is up */ 2430 mouse.u.event.value = 0; 2431 } 2432 mouse.operation = MOUSE_BUTTON_EVENT; 2433 mouse.u.event.id = button; 2434 if (debug < 2) 2435 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 2436 debug("button %d count %d", i + 1, mouse.u.event.value); 2437 } 2438 button <<= 1; 2439 mask >>= 1; 2440 } 2441 } 2442 2443 /* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 2444 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 2445 /* 2446 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 2447 * 2448 * Permission to use, copy, modify, distribute, and sell this software and its 2449 * documentation for any purpose is hereby granted without fee, provided that 2450 * the above copyright notice appear in all copies and that both that 2451 * copyright notice and this permission notice appear in supporting 2452 * documentation, and that the name of David Dawes 2453 * not be used in advertising or publicity pertaining to distribution of 2454 * the software without specific, written prior permission. 2455 * David Dawes makes no representations about the suitability of this 2456 * software for any purpose. It is provided "as is" without express or 2457 * implied warranty. 2458 * 2459 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 2460 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 2461 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 2462 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 2463 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 2464 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 2465 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2466 * 2467 */ 2468 2469 2470 static void 2471 setmousespeed(int old, int new, unsigned cflag) 2472 { 2473 struct termios tty; 2474 char *c; 2475 2476 if (tcgetattr(rodent.mfd, &tty) < 0) 2477 { 2478 logwarn("unable to get status of mouse fd"); 2479 return; 2480 } 2481 2482 tty.c_iflag = IGNBRK | IGNPAR; 2483 tty.c_oflag = 0; 2484 tty.c_lflag = 0; 2485 tty.c_cflag = (tcflag_t)cflag; 2486 tty.c_cc[VTIME] = 0; 2487 tty.c_cc[VMIN] = 1; 2488 2489 switch (old) 2490 { 2491 case 9600: 2492 cfsetispeed(&tty, B9600); 2493 cfsetospeed(&tty, B9600); 2494 break; 2495 case 4800: 2496 cfsetispeed(&tty, B4800); 2497 cfsetospeed(&tty, B4800); 2498 break; 2499 case 2400: 2500 cfsetispeed(&tty, B2400); 2501 cfsetospeed(&tty, B2400); 2502 break; 2503 case 1200: 2504 default: 2505 cfsetispeed(&tty, B1200); 2506 cfsetospeed(&tty, B1200); 2507 } 2508 2509 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2510 { 2511 logwarn("unable to set status of mouse fd"); 2512 return; 2513 } 2514 2515 switch (new) 2516 { 2517 case 9600: 2518 c = "*q"; 2519 cfsetispeed(&tty, B9600); 2520 cfsetospeed(&tty, B9600); 2521 break; 2522 case 4800: 2523 c = "*p"; 2524 cfsetispeed(&tty, B4800); 2525 cfsetospeed(&tty, B4800); 2526 break; 2527 case 2400: 2528 c = "*o"; 2529 cfsetispeed(&tty, B2400); 2530 cfsetospeed(&tty, B2400); 2531 break; 2532 case 1200: 2533 default: 2534 c = "*n"; 2535 cfsetispeed(&tty, B1200); 2536 cfsetospeed(&tty, B1200); 2537 } 2538 2539 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 2540 || rodent.rtype == MOUSE_PROTO_LOGI) 2541 { 2542 if (write(rodent.mfd, c, 2) != 2) 2543 { 2544 logwarn("unable to write to mouse fd"); 2545 return; 2546 } 2547 } 2548 usleep(100000); 2549 2550 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2551 logwarn("unable to set status of mouse fd"); 2552 } 2553 2554 /* 2555 * PnP COM device support 2556 * 2557 * It's a simplistic implementation, but it works :-) 2558 * KY, 31/7/97. 2559 */ 2560 2561 /* 2562 * Try to elicit a PnP ID as described in 2563 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 2564 * rev 1.00", 1995. 2565 * 2566 * The routine does not fully implement the COM Enumerator as par Section 2567 * 2.1 of the document. In particular, we don't have idle state in which 2568 * the driver software monitors the com port for dynamic connection or 2569 * removal of a device at the port, because `moused' simply quits if no 2570 * device is found. 2571 * 2572 * In addition, as PnP COM device enumeration procedure slightly has 2573 * changed since its first publication, devices which follow earlier 2574 * revisions of the above spec. may fail to respond if the rev 1.0 2575 * procedure is used. XXX 2576 */ 2577 static int 2578 pnpwakeup1(void) 2579 { 2580 struct timeval timeout; 2581 fd_set fds; 2582 int i; 2583 2584 /* 2585 * This is the procedure described in rev 1.0 of PnP COM device spec. 2586 * Unfortunately, some devices which comform to earlier revisions of 2587 * the spec gets confused and do not return the ID string... 2588 */ 2589 debug("PnP COM device rev 1.0 probe..."); 2590 2591 /* port initialization (2.1.2) */ 2592 ioctl(rodent.mfd, TIOCMGET, &i); 2593 i |= TIOCM_DTR; /* DTR = 1 */ 2594 i &= ~TIOCM_RTS; /* RTS = 0 */ 2595 ioctl(rodent.mfd, TIOCMSET, &i); 2596 usleep(240000); 2597 2598 /* 2599 * The PnP COM device spec. dictates that the mouse must set DSR 2600 * in response to DTR (by hardware or by software) and that if DSR is 2601 * not asserted, the host computer should think that there is no device 2602 * at this serial port. But some mice just don't do that... 2603 */ 2604 ioctl(rodent.mfd, TIOCMGET, &i); 2605 debug("modem status 0%o", i); 2606 if ((i & TIOCM_DSR) == 0) 2607 return FALSE; 2608 2609 /* port setup, 1st phase (2.1.3) */ 2610 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2611 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2612 ioctl(rodent.mfd, TIOCMBIC, &i); 2613 usleep(240000); 2614 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 2615 ioctl(rodent.mfd, TIOCMBIS, &i); 2616 usleep(240000); 2617 2618 /* wait for response, 1st phase (2.1.4) */ 2619 i = FREAD; 2620 ioctl(rodent.mfd, TIOCFLUSH, &i); 2621 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2622 ioctl(rodent.mfd, TIOCMBIS, &i); 2623 2624 /* try to read something */ 2625 FD_ZERO(&fds); 2626 FD_SET(rodent.mfd, &fds); 2627 timeout.tv_sec = 0; 2628 timeout.tv_usec = 240000; 2629 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2630 debug("pnpwakeup1(): valid response in first phase."); 2631 return TRUE; 2632 } 2633 2634 /* port setup, 2nd phase (2.1.5) */ 2635 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2636 ioctl(rodent.mfd, TIOCMBIC, &i); 2637 usleep(240000); 2638 2639 /* wait for respose, 2nd phase (2.1.6) */ 2640 i = FREAD; 2641 ioctl(rodent.mfd, TIOCFLUSH, &i); 2642 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2643 ioctl(rodent.mfd, TIOCMBIS, &i); 2644 2645 /* try to read something */ 2646 FD_ZERO(&fds); 2647 FD_SET(rodent.mfd, &fds); 2648 timeout.tv_sec = 0; 2649 timeout.tv_usec = 240000; 2650 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2651 debug("pnpwakeup1(): valid response in second phase."); 2652 return TRUE; 2653 } 2654 2655 return FALSE; 2656 } 2657 2658 static int 2659 pnpwakeup2(void) 2660 { 2661 struct timeval timeout; 2662 fd_set fds; 2663 int i; 2664 2665 /* 2666 * This is a simplified procedure; it simply toggles RTS. 2667 */ 2668 debug("alternate probe..."); 2669 2670 ioctl(rodent.mfd, TIOCMGET, &i); 2671 i |= TIOCM_DTR; /* DTR = 1 */ 2672 i &= ~TIOCM_RTS; /* RTS = 0 */ 2673 ioctl(rodent.mfd, TIOCMSET, &i); 2674 usleep(240000); 2675 2676 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2677 2678 /* wait for respose */ 2679 i = FREAD; 2680 ioctl(rodent.mfd, TIOCFLUSH, &i); 2681 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2682 ioctl(rodent.mfd, TIOCMBIS, &i); 2683 2684 /* try to read something */ 2685 FD_ZERO(&fds); 2686 FD_SET(rodent.mfd, &fds); 2687 timeout.tv_sec = 0; 2688 timeout.tv_usec = 240000; 2689 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2690 debug("pnpwakeup2(): valid response."); 2691 return TRUE; 2692 } 2693 2694 return FALSE; 2695 } 2696 2697 static int 2698 pnpgets(char *buf) 2699 { 2700 struct timeval timeout; 2701 fd_set fds; 2702 int begin; 2703 int i; 2704 char c; 2705 2706 if (!pnpwakeup1() && !pnpwakeup2()) { 2707 /* 2708 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2709 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 2710 * assuming there is something at the port even if it didn't 2711 * respond to the PnP enumeration procedure. 2712 */ 2713 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2714 ioctl(rodent.mfd, TIOCMBIS, &i); 2715 return 0; 2716 } 2717 2718 /* collect PnP COM device ID (2.1.7) */ 2719 begin = -1; 2720 i = 0; 2721 usleep(240000); /* the mouse must send `Begin ID' within 200msec */ 2722 while (read(rodent.mfd, &c, 1) == 1) { 2723 /* we may see "M", or "M3..." before `Begin ID' */ 2724 buf[i++] = c; 2725 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 2726 debug("begin-id %02x", c); 2727 begin = i - 1; 2728 break; 2729 } 2730 debug("%c %02x", c, c); 2731 if (i >= 256) 2732 break; 2733 } 2734 if (begin < 0) { 2735 /* we haven't seen `Begin ID' in time... */ 2736 goto connect_idle; 2737 } 2738 2739 ++c; /* make it `End ID' */ 2740 for (;;) { 2741 FD_ZERO(&fds); 2742 FD_SET(rodent.mfd, &fds); 2743 timeout.tv_sec = 0; 2744 timeout.tv_usec = 240000; 2745 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 2746 break; 2747 2748 read(rodent.mfd, &buf[i], 1); 2749 if (buf[i++] == c) /* End ID */ 2750 break; 2751 if (i >= 256) 2752 break; 2753 } 2754 if (begin > 0) { 2755 i -= begin; 2756 bcopy(&buf[begin], &buf[0], i); 2757 } 2758 /* string may not be human readable... */ 2759 debug("len:%d, '%-*.*s'", i, i, i, buf); 2760 2761 if (buf[i - 1] == c) 2762 return i; /* a valid PnP string */ 2763 2764 /* 2765 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2766 * in idle state. But, `moused' shall leave the modem control lines 2767 * as they are. See above. 2768 */ 2769 connect_idle: 2770 2771 /* we may still have something in the buffer */ 2772 return ((i > 0) ? i : 0); 2773 } 2774 2775 static int 2776 pnpparse(pnpid_t *id, char *buf, int len) 2777 { 2778 char s[3]; 2779 int offset; 2780 int sum = 0; 2781 int i, j; 2782 2783 id->revision = 0; 2784 id->eisaid = NULL; 2785 id->serial = NULL; 2786 id->class = NULL; 2787 id->compat = NULL; 2788 id->description = NULL; 2789 id->neisaid = 0; 2790 id->nserial = 0; 2791 id->nclass = 0; 2792 id->ncompat = 0; 2793 id->ndescription = 0; 2794 2795 if ((buf[0] != 0x28) && (buf[0] != 0x08)) { 2796 /* non-PnP mice */ 2797 switch(buf[0]) { 2798 default: 2799 return FALSE; 2800 case 'M': /* Microsoft */ 2801 id->eisaid = "PNP0F01"; 2802 break; 2803 case 'H': /* MouseSystems */ 2804 id->eisaid = "PNP0F04"; 2805 break; 2806 } 2807 id->neisaid = strlen(id->eisaid); 2808 id->class = "MOUSE"; 2809 id->nclass = strlen(id->class); 2810 debug("non-PnP mouse '%c'", buf[0]); 2811 return TRUE; 2812 } 2813 2814 /* PnP mice */ 2815 offset = 0x28 - buf[0]; 2816 2817 /* calculate checksum */ 2818 for (i = 0; i < len - 3; ++i) { 2819 sum += buf[i]; 2820 buf[i] += offset; 2821 } 2822 sum += buf[len - 1]; 2823 for (; i < len; ++i) 2824 buf[i] += offset; 2825 debug("PnP ID string: '%*.*s'", len, len, buf); 2826 2827 /* revision */ 2828 buf[1] -= offset; 2829 buf[2] -= offset; 2830 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 2831 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 2832 2833 /* EISA vender and product ID */ 2834 id->eisaid = &buf[3]; 2835 id->neisaid = 7; 2836 2837 /* option strings */ 2838 i = 10; 2839 if (buf[i] == '\\') { 2840 /* device serial # */ 2841 for (j = ++i; i < len; ++i) { 2842 if (buf[i] == '\\') 2843 break; 2844 } 2845 if (i >= len) 2846 i -= 3; 2847 if (i - j == 8) { 2848 id->serial = &buf[j]; 2849 id->nserial = 8; 2850 } 2851 } 2852 if (buf[i] == '\\') { 2853 /* PnP class */ 2854 for (j = ++i; i < len; ++i) { 2855 if (buf[i] == '\\') 2856 break; 2857 } 2858 if (i >= len) 2859 i -= 3; 2860 if (i > j + 1) { 2861 id->class = &buf[j]; 2862 id->nclass = i - j; 2863 } 2864 } 2865 if (buf[i] == '\\') { 2866 /* compatible driver */ 2867 for (j = ++i; i < len; ++i) { 2868 if (buf[i] == '\\') 2869 break; 2870 } 2871 /* 2872 * PnP COM spec prior to v0.96 allowed '*' in this field, 2873 * it's not allowed now; just igore it. 2874 */ 2875 if (buf[j] == '*') 2876 ++j; 2877 if (i >= len) 2878 i -= 3; 2879 if (i > j + 1) { 2880 id->compat = &buf[j]; 2881 id->ncompat = i - j; 2882 } 2883 } 2884 if (buf[i] == '\\') { 2885 /* product description */ 2886 for (j = ++i; i < len; ++i) { 2887 if (buf[i] == ';') 2888 break; 2889 } 2890 if (i >= len) 2891 i -= 3; 2892 if (i > j + 1) { 2893 id->description = &buf[j]; 2894 id->ndescription = i - j; 2895 } 2896 } 2897 2898 /* checksum exists if there are any optional fields */ 2899 if ((id->nserial > 0) || (id->nclass > 0) 2900 || (id->ncompat > 0) || (id->ndescription > 0)) { 2901 debug("PnP checksum: 0x%X", sum); 2902 sprintf(s, "%02X", sum & 0x0ff); 2903 if (strncmp(s, &buf[len - 3], 2) != 0) { 2904 #if 0 2905 /* 2906 * I found some mice do not comply with the PnP COM device 2907 * spec regarding checksum... XXX 2908 */ 2909 logwarnx("PnP checksum error", 0); 2910 return FALSE; 2911 #endif 2912 } 2913 } 2914 2915 return TRUE; 2916 } 2917 2918 static symtab_t * 2919 pnpproto(pnpid_t *id) 2920 { 2921 symtab_t *t; 2922 int i, j; 2923 2924 if (id->nclass > 0) 2925 if (strncmp(id->class, "MOUSE", id->nclass) != 0 && 2926 strncmp(id->class, "TABLET", id->nclass) != 0) 2927 /* this is not a mouse! */ 2928 return NULL; 2929 2930 if (id->neisaid > 0) { 2931 t = gettoken(pnpprod, id->eisaid, id->neisaid); 2932 if (t->val != MOUSE_PROTO_UNKNOWN) 2933 return t; 2934 } 2935 2936 /* 2937 * The 'Compatible drivers' field may contain more than one 2938 * ID separated by ','. 2939 */ 2940 if (id->ncompat <= 0) 2941 return NULL; 2942 for (i = 0; i < id->ncompat; ++i) { 2943 for (j = i; id->compat[i] != ','; ++i) 2944 if (i >= id->ncompat) 2945 break; 2946 if (i > j) { 2947 t = gettoken(pnpprod, id->compat + j, i - j); 2948 if (t->val != MOUSE_PROTO_UNKNOWN) 2949 return t; 2950 } 2951 } 2952 2953 return NULL; 2954 } 2955 2956 /* name/val mapping */ 2957 2958 static symtab_t * 2959 gettoken(symtab_t *tab, char *s, int len) 2960 { 2961 int i; 2962 2963 for (i = 0; tab[i].name != NULL; ++i) { 2964 if (strncmp(tab[i].name, s, len) == 0) 2965 break; 2966 } 2967 return &tab[i]; 2968 } 2969 2970 static char * 2971 gettokenname(symtab_t *tab, int val) 2972 { 2973 int i; 2974 2975 for (i = 0; tab[i].name != NULL; ++i) { 2976 if (tab[i].val == val) 2977 return tab[i].name; 2978 } 2979 return NULL; 2980 } 2981 2982 2983 /* 2984 * code to read from the Genius Kidspad tablet. 2985 2986 The tablet responds to the COM PnP protocol 1.0 with EISA-ID KYE0005, 2987 and to pre-pnp probes (RTS toggle) with 'T' (tablet ?) 2988 9600, 8 bit, parity odd. 2989 2990 The tablet puts out 5 bytes. b0 (mask 0xb8, value 0xb8) contains 2991 the proximity, tip and button info: 2992 (byte0 & 0x1) true = tip pressed 2993 (byte0 & 0x2) true = button pressed 2994 (byte0 & 0x40) false = pen in proximity of tablet. 2995 2996 The next 4 bytes are used for coordinates xl, xh, yl, yh (7 bits valid). 2997 2998 Only absolute coordinates are returned, so we use the following approach: 2999 we store the last coordinates sent when the pen went out of the tablet, 3000 3001 3002 * 3003 */ 3004 3005 typedef enum { 3006 S_IDLE, S_PROXY, S_FIRST, S_DOWN, S_UP 3007 } k_status ; 3008 3009 static int 3010 kidspad(u_char rxc, mousestatus_t *act) 3011 { 3012 static int buf[5]; 3013 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 3014 static k_status status = S_IDLE ; 3015 static struct timeval old, now ; 3016 3017 int x, y ; 3018 3019 if (buflen > 0 && (rxc & 0x80)) { 3020 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3021 buflen = 0 ; 3022 } 3023 if (buflen == 0 && (rxc & 0xb8) != 0xb8) { 3024 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3025 return 0 ; /* invalid code, no action */ 3026 } 3027 buf[buflen++] = rxc ; 3028 if (buflen < 5) 3029 return 0 ; 3030 3031 buflen = 0 ; /* for next time... */ 3032 3033 x = buf[1]+128*(buf[2] - 7) ; 3034 if (x < 0) x = 0 ; 3035 y = 28*128 - (buf[3] + 128* (buf[4] - 7)) ; 3036 if (y < 0) y = 0 ; 3037 3038 x /= 8 ; 3039 y /= 8 ; 3040 3041 act->flags = 0 ; 3042 act->obutton = act->button ; 3043 act->dx = act->dy = act->dz = 0 ; 3044 gettimeofday(&now, NULL); 3045 if (buf[0] & 0x40) /* pen went out of reach */ 3046 status = S_IDLE ; 3047 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3048 act->flags |= MOUSE_POSCHANGED ; /* force update */ 3049 status = S_PROXY ; 3050 x_prev = x ; 3051 y_prev = y ; 3052 } 3053 old = now ; 3054 act->dx = x - x_prev ; 3055 act->dy = y - y_prev ; 3056 if (act->dx || act->dy) 3057 act->flags |= MOUSE_POSCHANGED ; 3058 x_prev = x ; 3059 y_prev = y ; 3060 if (b_prev != 0 && b_prev != buf[0]) { /* possibly record button change */ 3061 act->button = 0 ; 3062 if (buf[0] & 0x01) /* tip pressed */ 3063 act->button |= MOUSE_BUTTON1DOWN ; 3064 if (buf[0] & 0x02) /* button pressed */ 3065 act->button |= MOUSE_BUTTON2DOWN ; 3066 act->flags |= MOUSE_BUTTONSCHANGED ; 3067 } 3068 b_prev = buf[0] ; 3069 return act->flags ; 3070 } 3071 3072 static void 3073 mremote_serversetup(void) 3074 { 3075 struct sockaddr_un ad; 3076 3077 /* Open a UNIX domain stream socket to listen for mouse remote clients */ 3078 unlink(_PATH_MOUSEREMOTE); 3079 3080 if ((rodent.mremsfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) 3081 logerrx(1, "unable to create unix domain socket %s",_PATH_MOUSEREMOTE); 3082 3083 umask(0111); 3084 3085 bzero(&ad, sizeof(ad)); 3086 ad.sun_family = AF_UNIX; 3087 strcpy(ad.sun_path, _PATH_MOUSEREMOTE); 3088 #ifndef SUN_LEN 3089 #define SUN_LEN(unp) (((char *)(unp)->sun_path - (char *)(unp)) + \ 3090 strlen((unp)->path)) 3091 #endif 3092 if (bind(rodent.mremsfd, (struct sockaddr *) &ad, SUN_LEN(&ad)) < 0) 3093 logerrx(1, "unable to bind unix domain socket %s", _PATH_MOUSEREMOTE); 3094 3095 listen(rodent.mremsfd, 1); 3096 } 3097 3098 static void 3099 mremote_clientchg(int add) 3100 { 3101 struct sockaddr_un ad; 3102 int ad_len, fd; 3103 3104 if (rodent.rtype != MOUSE_PROTO_X10MOUSEREM) 3105 return; 3106 3107 if (add) { 3108 /* Accept client connection, if we don't already have one */ 3109 ad_len = sizeof(ad); 3110 fd = accept(rodent.mremsfd, (struct sockaddr *) &ad, &ad_len); 3111 if (fd < 0) 3112 logwarnx("failed accept on mouse remote socket"); 3113 3114 if (rodent.mremcfd < 0) { 3115 rodent.mremcfd = fd; 3116 debug("remote client connect...accepted"); 3117 } 3118 else { 3119 close(fd); 3120 debug("another remote client connect...disconnected"); 3121 } 3122 } 3123 else { 3124 /* Client disconnected */ 3125 debug("remote client disconnected"); 3126 close(rodent.mremcfd); 3127 rodent.mremcfd = -1; 3128 } 3129 } 3130