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