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/mouse.h> 53 #include <sys/socket.h> 54 #include <sys/stat.h> 55 #include <sys/time.h> 56 #include <sys/un.h> 57 58 #include <ctype.h> 59 #include <err.h> 60 #include <errno.h> 61 #include <fcntl.h> 62 #include <libutil.h> 63 #include <limits.h> 64 #include <setjmp.h> 65 #include <signal.h> 66 #include <stdarg.h> 67 #include <stdio.h> 68 #include <stdlib.h> 69 #include <string.h> 70 #include <syslog.h> 71 #include <termios.h> 72 #include <unistd.h> 73 #include <math.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 #define HVirtualScroll 0x0040 103 #define ExponentialAcc 0x0080 104 105 #define ID_NONE 0 106 #define ID_PORT 1 107 #define ID_IF 2 108 #define ID_TYPE 4 109 #define ID_MODEL 8 110 #define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 111 112 #define debug(...) do { \ 113 if (debug && nodaemon) \ 114 warnx(__VA_ARGS__); \ 115 } while (0) 116 117 #define logerr(e, ...) do { \ 118 log_or_warn(LOG_DAEMON | LOG_ERR, errno, __VA_ARGS__); \ 119 exit(e); \ 120 } while (0) 121 122 #define logerrx(e, ...) do { \ 123 log_or_warn(LOG_DAEMON | LOG_ERR, 0, __VA_ARGS__); \ 124 exit(e); \ 125 } while (0) 126 127 #define logwarn(...) \ 128 log_or_warn(LOG_DAEMON | LOG_WARNING, errno, __VA_ARGS__) 129 130 #define logwarnx(...) \ 131 log_or_warn(LOG_DAEMON | LOG_WARNING, 0, __VA_ARGS__) 132 133 /* structures */ 134 135 /* symbol table entry */ 136 typedef struct { 137 char *name; 138 int val; 139 int val2; 140 } symtab_t; 141 142 /* serial PnP ID string */ 143 typedef struct { 144 int revision; /* PnP revision, 100 for 1.00 */ 145 char *eisaid; /* EISA ID including mfr ID and product ID */ 146 char *serial; /* serial No, optional */ 147 char *class; /* device class, optional */ 148 char *compat; /* list of compatible drivers, optional */ 149 char *description; /* product description, optional */ 150 int neisaid; /* length of the above fields... */ 151 int nserial; 152 int nclass; 153 int ncompat; 154 int ndescription; 155 } pnpid_t; 156 157 /* global variables */ 158 159 int debug = 0; 160 int nodaemon = FALSE; 161 int background = FALSE; 162 int paused = FALSE; 163 int identify = ID_NONE; 164 int extioctl = FALSE; 165 char *pidfile = "/var/run/moused.pid"; 166 struct pidfh *pfh; 167 168 #define SCROLL_NOTSCROLLING 0 169 #define SCROLL_PREPARE 1 170 #define SCROLL_SCROLLING 2 171 172 static int scroll_state; 173 static int scroll_movement; 174 static int hscroll_movement; 175 176 /* local variables */ 177 178 /* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 179 static symtab_t rifs[] = { 180 { "serial", MOUSE_IF_SERIAL }, 181 { "bus", MOUSE_IF_BUS }, 182 { "inport", MOUSE_IF_INPORT }, 183 { "ps/2", MOUSE_IF_PS2 }, 184 { "sysmouse", MOUSE_IF_SYSMOUSE }, 185 { "usb", MOUSE_IF_USB }, 186 { NULL, MOUSE_IF_UNKNOWN }, 187 }; 188 189 /* types (the table must be ordered by MOUSE_PROTO_XXX in mouse.h) */ 190 static char *rnames[] = { 191 "microsoft", 192 "mousesystems", 193 "logitech", 194 "mmseries", 195 "mouseman", 196 "busmouse", 197 "inportmouse", 198 "ps/2", 199 "mmhitab", 200 "glidepoint", 201 "intellimouse", 202 "thinkingmouse", 203 "sysmouse", 204 "x10mouseremote", 205 "kidspad", 206 "versapad", 207 "jogdial", 208 #if notyet 209 "mariqua", 210 #endif 211 "gtco_digipad", 212 NULL 213 }; 214 215 /* models */ 216 static symtab_t rmodels[] = { 217 { "NetScroll", MOUSE_MODEL_NETSCROLL }, 218 { "NetMouse/NetScroll Optical", MOUSE_MODEL_NET }, 219 { "GlidePoint", MOUSE_MODEL_GLIDEPOINT }, 220 { "ThinkingMouse", MOUSE_MODEL_THINK }, 221 { "IntelliMouse", MOUSE_MODEL_INTELLI }, 222 { "EasyScroll/SmartScroll", MOUSE_MODEL_EASYSCROLL }, 223 { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS }, 224 { "Kidspad", MOUSE_MODEL_KIDSPAD }, 225 { "VersaPad", MOUSE_MODEL_VERSAPAD }, 226 { "IntelliMouse Explorer", MOUSE_MODEL_EXPLORER }, 227 { "4D Mouse", MOUSE_MODEL_4D }, 228 { "4D+ Mouse", MOUSE_MODEL_4DPLUS }, 229 { "Synaptics Touchpad", MOUSE_MODEL_SYNAPTICS }, 230 { "generic", MOUSE_MODEL_GENERIC }, 231 { NULL, MOUSE_MODEL_UNKNOWN }, 232 }; 233 234 /* PnP EISA/product IDs */ 235 static symtab_t pnpprod[] = { 236 /* Kensignton ThinkingMouse */ 237 { "KML0001", MOUSE_PROTO_THINK, MOUSE_MODEL_THINK }, 238 /* MS IntelliMouse */ 239 { "MSH0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 240 /* MS IntelliMouse TrackBall */ 241 { "MSH0004", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 242 /* Tremon Wheel Mouse MUSD */ 243 { "HTK0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 244 /* Genius PnP Mouse */ 245 { "KYE0001", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 246 /* MouseSystems SmartScroll Mouse (OEM from Genius?) */ 247 { "KYE0002", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 248 /* Genius NetMouse */ 249 { "KYE0003", MOUSE_PROTO_INTELLI, MOUSE_MODEL_NET }, 250 /* Genius Kidspad, Easypad and other tablets */ 251 { "KYE0005", MOUSE_PROTO_KIDSPAD, MOUSE_MODEL_KIDSPAD }, 252 /* Genius EZScroll */ 253 { "KYEEZ00", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 254 /* Logitech Cordless MouseMan Wheel */ 255 { "LGI8033", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 256 /* Logitech MouseMan (new 4 button model) */ 257 { "LGI800C", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 258 /* Logitech MouseMan+ */ 259 { "LGI8050", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 260 /* Logitech FirstMouse+ */ 261 { "LGI8051", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 262 /* Logitech serial */ 263 { "LGI8001", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 264 /* A4 Tech 4D/4D+ Mouse */ 265 { "A4W0005", MOUSE_PROTO_INTELLI, MOUSE_MODEL_4D }, 266 /* 8D Scroll Mouse */ 267 { "PEC9802", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 268 /* Mitsumi Wireless Scroll Mouse */ 269 { "MTM6401", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 270 271 /* MS bus */ 272 { "PNP0F00", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 273 /* MS serial */ 274 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 275 /* MS InPort */ 276 { "PNP0F02", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 277 /* MS PS/2 */ 278 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 279 /* 280 * EzScroll returns PNP0F04 in the compatible device field; but it 281 * doesn't look compatible... XXX 282 */ 283 /* MouseSystems */ 284 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 285 /* MouseSystems */ 286 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 287 #if notyet 288 /* Genius Mouse */ 289 { "PNP0F06", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 290 /* Genius Mouse */ 291 { "PNP0F07", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 292 #endif 293 /* Logitech serial */ 294 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 295 /* MS BallPoint serial */ 296 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 297 /* MS PnP serial */ 298 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 299 /* MS PnP BallPoint serial */ 300 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 301 /* MS serial comatible */ 302 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 303 /* MS InPort comatible */ 304 { "PNP0F0D", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 305 /* MS PS/2 comatible */ 306 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 307 /* MS BallPoint comatible */ 308 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 309 #if notyet 310 /* TI QuickPort */ 311 { "PNP0F10", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 312 #endif 313 /* MS bus comatible */ 314 { "PNP0F11", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 315 /* Logitech PS/2 */ 316 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 317 /* PS/2 */ 318 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 319 #if notyet 320 /* MS Kids Mouse */ 321 { "PNP0F14", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 322 #endif 323 /* Logitech bus */ 324 { "PNP0F15", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 325 #if notyet 326 /* Logitech SWIFT */ 327 { "PNP0F16", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 328 #endif 329 /* Logitech serial compat */ 330 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 331 /* Logitech bus compatible */ 332 { "PNP0F18", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 333 /* Logitech PS/2 compatible */ 334 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 335 #if notyet 336 /* Logitech SWIFT compatible */ 337 { "PNP0F1A", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 338 /* HP Omnibook */ 339 { "PNP0F1B", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 340 /* Compaq LTE TrackBall PS/2 */ 341 { "PNP0F1C", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 342 /* Compaq LTE TrackBall serial */ 343 { "PNP0F1D", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 344 /* MS Kidts Trackball */ 345 { "PNP0F1E", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 346 #endif 347 /* Interlink VersaPad */ 348 { "LNK0001", MOUSE_PROTO_VERSAPAD, MOUSE_MODEL_VERSAPAD }, 349 350 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 351 }; 352 353 /* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 354 static unsigned short rodentcflags[] = 355 { 356 (CS7 | CREAD | CLOCAL | HUPCL), /* MicroSoft */ 357 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* MouseSystems */ 358 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Logitech */ 359 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* MMSeries */ 360 (CS7 | CREAD | CLOCAL | HUPCL), /* MouseMan */ 361 0, /* Bus */ 362 0, /* InPort */ 363 0, /* PS/2 */ 364 (CS8 | CREAD | CLOCAL | HUPCL), /* MM HitTablet */ 365 (CS7 | CREAD | CLOCAL | HUPCL), /* GlidePoint */ 366 (CS7 | CREAD | CLOCAL | HUPCL), /* IntelliMouse */ 367 (CS7 | CREAD | CLOCAL | HUPCL), /* Thinking Mouse */ 368 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* sysmouse */ 369 (CS7 | CREAD | CLOCAL | HUPCL), /* X10 MouseRemote */ 370 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* kidspad etc. */ 371 (CS8 | CREAD | CLOCAL | HUPCL), /* VersaPad */ 372 0, /* JogDial */ 373 #if notyet 374 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Mariqua */ 375 #endif 376 (CS8 | CREAD | HUPCL ), /* GTCO Digi-Pad */ 377 }; 378 379 static struct rodentparam { 380 int flags; 381 char *portname; /* /dev/XXX */ 382 int rtype; /* MOUSE_PROTO_XXX */ 383 int level; /* operation level: 0 or greater */ 384 int baudrate; 385 int rate; /* report rate */ 386 int resolution; /* MOUSE_RES_XXX or a positive number */ 387 int zmap[4]; /* MOUSE_{X|Y}AXIS or a button number */ 388 int wmode; /* wheel mode button number */ 389 int mfd; /* mouse file descriptor */ 390 int cfd; /* /dev/consolectl file descriptor */ 391 int mremsfd; /* mouse remote server file descriptor */ 392 int mremcfd; /* mouse remote client file descriptor */ 393 long clickthreshold; /* double click speed in msec */ 394 long button2timeout; /* 3 button emulation timeout */ 395 mousehw_t hw; /* mouse device hardware information */ 396 mousemode_t mode; /* protocol information */ 397 float accelx; /* Acceleration in the X axis */ 398 float accely; /* Acceleration in the Y axis */ 399 float expoaccel; /* Exponential acceleration */ 400 float expoffset; /* Movement offset for exponential accel. */ 401 int scrollthreshold; /* Movement distance before virtual scrolling */ 402 } rodent = { 403 .flags = 0, 404 .portname = NULL, 405 .rtype = MOUSE_PROTO_UNKNOWN, 406 .level = -1, 407 .baudrate = 1200, 408 .rate = 0, 409 .resolution = MOUSE_RES_UNKNOWN, 410 .zmap = { 0, 0, 0, 0 }, 411 .wmode = 0, 412 .mfd = -1, 413 .cfd = -1, 414 .mremsfd = -1, 415 .mremcfd = -1, 416 .clickthreshold = DFLT_CLICKTHRESHOLD, 417 .button2timeout = DFLT_BUTTON2TIMEOUT, 418 .accelx = 1.0, 419 .accely = 1.0, 420 .expoaccel = 1.0, 421 .expoffset = 1.0, 422 .scrollthreshold = DFLT_SCROLLTHRESHOLD, 423 }; 424 425 /* button status */ 426 struct button_state { 427 int count; /* 0: up, 1: single click, 2: double click,... */ 428 struct timeval tv; /* timestamp on the last button event */ 429 }; 430 static struct button_state bstate[MOUSE_MAXBUTTON]; /* button state */ 431 static struct button_state *mstate[MOUSE_MAXBUTTON];/* mapped button st.*/ 432 static struct button_state zstate[4]; /* Z/W axis state */ 433 434 /* state machine for 3 button emulation */ 435 436 #define S0 0 /* start */ 437 #define S1 1 /* button 1 delayed down */ 438 #define S2 2 /* button 3 delayed down */ 439 #define S3 3 /* both buttons down -> button 2 down */ 440 #define S4 4 /* button 1 delayed up */ 441 #define S5 5 /* button 1 down */ 442 #define S6 6 /* button 3 down */ 443 #define S7 7 /* both buttons down */ 444 #define S8 8 /* button 3 delayed up */ 445 #define S9 9 /* button 1 or 3 up after S3 */ 446 447 #define A(b1, b3) (((b1) ? 2 : 0) | ((b3) ? 1 : 0)) 448 #define A_TIMEOUT 4 449 #define S_DELAYED(st) (states[st].s[A_TIMEOUT] != (st)) 450 451 static struct { 452 int s[A_TIMEOUT + 1]; 453 int buttons; 454 int mask; 455 int timeout; 456 } states[10] = { 457 /* S0 */ 458 { { S0, S2, S1, S3, S0 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 459 /* S1 */ 460 { { S4, S2, S1, S3, S5 }, 0, ~MOUSE_BUTTON1DOWN, FALSE }, 461 /* S2 */ 462 { { S8, S2, S1, S3, S6 }, 0, ~MOUSE_BUTTON3DOWN, FALSE }, 463 /* S3 */ 464 { { S0, S9, S9, S3, S3 }, MOUSE_BUTTON2DOWN, ~0, FALSE }, 465 /* S4 */ 466 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON1DOWN, ~0, TRUE }, 467 /* S5 */ 468 { { S0, S2, S5, S7, S5 }, MOUSE_BUTTON1DOWN, ~0, FALSE }, 469 /* S6 */ 470 { { S0, S6, S1, S7, S6 }, MOUSE_BUTTON3DOWN, ~0, FALSE }, 471 /* S7 */ 472 { { S0, S6, S5, S7, S7 }, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, ~0, FALSE }, 473 /* S8 */ 474 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON3DOWN, ~0, TRUE }, 475 /* S9 */ 476 { { S0, S9, S9, S3, S9 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 477 }; 478 static int mouse_button_state; 479 static struct timeval mouse_button_state_tv; 480 static int mouse_move_delayed; 481 482 static jmp_buf env; 483 484 static int drift_distance = 4; /* max steps X+Y */ 485 static int drift_time = 500; /* in 0.5 sec */ 486 static struct timeval drift_time_tv; 487 static struct timeval drift_2time_tv; /* 2*drift_time */ 488 static int drift_after = 4000; /* 4 sec */ 489 static struct timeval drift_after_tv; 490 static int drift_terminate = FALSE; 491 static struct timeval drift_current_tv; 492 static struct timeval drift_tmp; 493 static struct timeval drift_last_activity = {0,0}; 494 static struct drift_xy { 495 int x; int y; } drift_last = {0,0}; /* steps in last drift_time */ 496 static struct timeval drift_since = {0,0}; 497 static struct drift_xy drift_previous={0,0}; /* steps in previous drift_time */ 498 499 /* function prototypes */ 500 501 static void expoacc(int, int, int*, int*); 502 static void moused(void); 503 static void hup(int sig); 504 static void cleanup(int sig); 505 static void pause_mouse(int sig); 506 static void usage(void); 507 static void log_or_warn(int log_pri, int errnum, const char *fmt, ...) 508 __printflike(3, 4); 509 510 static int r_identify(void); 511 static char *r_if(int type); 512 static char *r_name(int type); 513 static char *r_model(int model); 514 static void r_init(void); 515 static int r_protocol(u_char b, mousestatus_t *act); 516 static int r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans); 517 static int r_installmap(char *arg); 518 static void r_map(mousestatus_t *act1, mousestatus_t *act2); 519 static void r_timestamp(mousestatus_t *act); 520 static int r_timeout(void); 521 static void r_click(mousestatus_t *act); 522 static void setmousespeed(int old, int new, unsigned cflag); 523 524 static int pnpwakeup1(void); 525 static int pnpwakeup2(void); 526 static int pnpgets(char *buf); 527 static int pnpparse(pnpid_t *id, char *buf, int len); 528 static symtab_t *pnpproto(pnpid_t *id); 529 530 static symtab_t *gettoken(symtab_t *tab, char *s, int len); 531 static char *gettokenname(symtab_t *tab, int val); 532 533 static void mremote_serversetup(); 534 static void mremote_clientchg(int add); 535 536 static int kidspad(u_char rxc, mousestatus_t *act); 537 static int gtco_digipad(u_char, mousestatus_t *); 538 539 static int usbmodule(void); 540 541 int 542 main(int argc, char *argv[]) 543 { 544 int c; 545 int i; 546 int j; 547 int retry; 548 549 for (i = 0; i < MOUSE_MAXBUTTON; ++i) 550 mstate[i] = &bstate[i]; 551 552 while ((c = getopt(argc, argv, "3A:C:DE:F:HI:PRS:T:VU:a:cdfhi:l:m:p:r:st:w:z:")) != -1) 553 switch(c) { 554 555 case '3': 556 rodent.flags |= Emulate3Button; 557 break; 558 559 case 'E': 560 rodent.button2timeout = atoi(optarg); 561 if ((rodent.button2timeout < 0) || 562 (rodent.button2timeout > MAX_BUTTON2TIMEOUT)) { 563 warnx("invalid argument `%s'", optarg); 564 usage(); 565 } 566 break; 567 568 case 'a': 569 i = sscanf(optarg, "%f,%f", &rodent.accelx, &rodent.accely); 570 if (i == 0) { 571 warnx("invalid linear acceleration argument '%s'", optarg); 572 usage(); 573 } 574 575 if (i == 1) 576 rodent.accely = rodent.accelx; 577 578 break; 579 580 case 'A': 581 rodent.flags |= ExponentialAcc; 582 i = sscanf(optarg, "%f,%f", &rodent.expoaccel, &rodent.expoffset); 583 if (i == 0) { 584 warnx("invalid exponential acceleration argument '%s'", optarg); 585 usage(); 586 } 587 588 if (i == 1) 589 rodent.expoffset = 1.0; 590 591 break; 592 593 case 'c': 594 rodent.flags |= ChordMiddle; 595 break; 596 597 case 'd': 598 ++debug; 599 break; 600 601 case 'f': 602 nodaemon = TRUE; 603 break; 604 605 case 'i': 606 if (strcmp(optarg, "all") == 0) 607 identify = ID_ALL; 608 else if (strcmp(optarg, "port") == 0) 609 identify = ID_PORT; 610 else if (strcmp(optarg, "if") == 0) 611 identify = ID_IF; 612 else if (strcmp(optarg, "type") == 0) 613 identify = ID_TYPE; 614 else if (strcmp(optarg, "model") == 0) 615 identify = ID_MODEL; 616 else { 617 warnx("invalid argument `%s'", optarg); 618 usage(); 619 } 620 nodaemon = TRUE; 621 break; 622 623 case 'l': 624 rodent.level = atoi(optarg); 625 if ((rodent.level < 0) || (rodent.level > 4)) { 626 warnx("invalid argument `%s'", optarg); 627 usage(); 628 } 629 break; 630 631 case 'm': 632 if (!r_installmap(optarg)) { 633 warnx("invalid argument `%s'", optarg); 634 usage(); 635 } 636 break; 637 638 case 'p': 639 rodent.portname = optarg; 640 break; 641 642 case 'r': 643 if (strcmp(optarg, "high") == 0) 644 rodent.resolution = MOUSE_RES_HIGH; 645 else if (strcmp(optarg, "medium-high") == 0) 646 rodent.resolution = MOUSE_RES_HIGH; 647 else if (strcmp(optarg, "medium-low") == 0) 648 rodent.resolution = MOUSE_RES_MEDIUMLOW; 649 else if (strcmp(optarg, "low") == 0) 650 rodent.resolution = MOUSE_RES_LOW; 651 else if (strcmp(optarg, "default") == 0) 652 rodent.resolution = MOUSE_RES_DEFAULT; 653 else { 654 rodent.resolution = atoi(optarg); 655 if (rodent.resolution <= 0) { 656 warnx("invalid argument `%s'", optarg); 657 usage(); 658 } 659 } 660 break; 661 662 case 's': 663 rodent.baudrate = 9600; 664 break; 665 666 case 'w': 667 i = atoi(optarg); 668 if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { 669 warnx("invalid argument `%s'", optarg); 670 usage(); 671 } 672 rodent.wmode = 1 << (i - 1); 673 break; 674 675 case 'z': 676 if (strcmp(optarg, "x") == 0) 677 rodent.zmap[0] = MOUSE_XAXIS; 678 else if (strcmp(optarg, "y") == 0) 679 rodent.zmap[0] = MOUSE_YAXIS; 680 else { 681 i = atoi(optarg); 682 /* 683 * Use button i for negative Z axis movement and 684 * button (i + 1) for positive Z axis movement. 685 */ 686 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 687 warnx("invalid argument `%s'", optarg); 688 usage(); 689 } 690 rodent.zmap[0] = i; 691 rodent.zmap[1] = i + 1; 692 debug("optind: %d, optarg: '%s'", optind, optarg); 693 for (j = 1; j < 4; ++j) { 694 if ((optind >= argc) || !isdigit(*argv[optind])) 695 break; 696 i = atoi(argv[optind]); 697 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 698 warnx("invalid argument `%s'", argv[optind]); 699 usage(); 700 } 701 rodent.zmap[j] = i; 702 ++optind; 703 } 704 if ((rodent.zmap[2] != 0) && (rodent.zmap[3] == 0)) 705 rodent.zmap[3] = rodent.zmap[2] + 1; 706 } 707 break; 708 709 case 'C': 710 rodent.clickthreshold = atoi(optarg); 711 if ((rodent.clickthreshold < 0) || 712 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 713 warnx("invalid argument `%s'", optarg); 714 usage(); 715 } 716 break; 717 718 case 'D': 719 rodent.flags |= ClearDTR; 720 break; 721 722 case 'F': 723 rodent.rate = atoi(optarg); 724 if (rodent.rate <= 0) { 725 warnx("invalid argument `%s'", optarg); 726 usage(); 727 } 728 break; 729 730 case 'H': 731 rodent.flags |= HVirtualScroll; 732 break; 733 734 case 'I': 735 pidfile = optarg; 736 break; 737 738 case 'P': 739 rodent.flags |= NoPnP; 740 break; 741 742 case 'R': 743 rodent.flags |= ClearRTS; 744 break; 745 746 case 'S': 747 rodent.baudrate = atoi(optarg); 748 if (rodent.baudrate <= 0) { 749 warnx("invalid argument `%s'", optarg); 750 usage(); 751 } 752 debug("rodent baudrate %d", rodent.baudrate); 753 break; 754 755 case 'T': 756 drift_terminate = TRUE; 757 sscanf(optarg, "%d,%d,%d", &drift_distance, &drift_time, 758 &drift_after); 759 if (drift_distance <= 0 || drift_time <= 0 || drift_after <= 0) { 760 warnx("invalid argument `%s'", optarg); 761 usage(); 762 } 763 debug("terminate drift: distance %d, time %d, after %d", 764 drift_distance, drift_time, drift_after); 765 drift_time_tv.tv_sec = drift_time/1000; 766 drift_time_tv.tv_usec = (drift_time%1000)*1000; 767 drift_2time_tv.tv_sec = (drift_time*=2)/1000; 768 drift_2time_tv.tv_usec = (drift_time%1000)*1000; 769 drift_after_tv.tv_sec = drift_after/1000; 770 drift_after_tv.tv_usec = (drift_after%1000)*1000; 771 break; 772 773 case 't': 774 if (strcmp(optarg, "auto") == 0) { 775 rodent.rtype = MOUSE_PROTO_UNKNOWN; 776 rodent.flags &= ~NoPnP; 777 rodent.level = -1; 778 break; 779 } 780 for (i = 0; rnames[i]; i++) 781 if (strcmp(optarg, rnames[i]) == 0) { 782 rodent.rtype = i; 783 rodent.flags |= NoPnP; 784 rodent.level = (i == MOUSE_PROTO_SYSMOUSE) ? 1 : 0; 785 break; 786 } 787 if (rnames[i]) 788 break; 789 warnx("no such mouse type `%s'", optarg); 790 usage(); 791 792 case 'V': 793 rodent.flags |= VirtualScroll; 794 break; 795 case 'U': 796 rodent.scrollthreshold = atoi(optarg); 797 if (rodent.scrollthreshold < 0) { 798 warnx("invalid argument `%s'", optarg); 799 usage(); 800 } 801 break; 802 803 case 'h': 804 case '?': 805 default: 806 usage(); 807 } 808 809 /* fix Z axis mapping */ 810 for (i = 0; i < 4; ++i) { 811 if (rodent.zmap[i] > 0) { 812 for (j = 0; j < MOUSE_MAXBUTTON; ++j) { 813 if (mstate[j] == &bstate[rodent.zmap[i] - 1]) 814 mstate[j] = &zstate[i]; 815 } 816 rodent.zmap[i] = 1 << (rodent.zmap[i] - 1); 817 } 818 } 819 820 /* the default port name */ 821 switch(rodent.rtype) { 822 823 case MOUSE_PROTO_INPORT: 824 /* INPORT and BUS are the same... */ 825 rodent.rtype = MOUSE_PROTO_BUS; 826 /* FALLTHROUGH */ 827 case MOUSE_PROTO_BUS: 828 if (!rodent.portname) 829 rodent.portname = "/dev/mse0"; 830 break; 831 832 case MOUSE_PROTO_PS2: 833 if (!rodent.portname) 834 rodent.portname = "/dev/psm0"; 835 break; 836 837 default: 838 if (rodent.portname) 839 break; 840 warnx("no port name specified"); 841 usage(); 842 } 843 844 retry = 1; 845 if (strncmp(rodent.portname, "/dev/ums", 8) == 0) { 846 if (usbmodule() != 0) 847 retry = 5; 848 } 849 850 for (;;) { 851 if (setjmp(env) == 0) { 852 signal(SIGHUP, hup); 853 signal(SIGINT , cleanup); 854 signal(SIGQUIT, cleanup); 855 signal(SIGTERM, cleanup); 856 signal(SIGUSR1, pause_mouse); 857 for (i = 0; i < retry; ++i) { 858 if (i > 0) 859 sleep(2); 860 rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK); 861 if (rodent.mfd != -1 || errno != ENOENT) 862 break; 863 } 864 if (rodent.mfd == -1) 865 logerr(1, "unable to open %s", rodent.portname); 866 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 867 logwarnx("cannot determine mouse type on %s", rodent.portname); 868 close(rodent.mfd); 869 rodent.mfd = -1; 870 } 871 872 /* print some information */ 873 if (identify != ID_NONE) { 874 if (identify == ID_ALL) 875 printf("%s %s %s %s\n", 876 rodent.portname, r_if(rodent.hw.iftype), 877 r_name(rodent.rtype), r_model(rodent.hw.model)); 878 else if (identify & ID_PORT) 879 printf("%s\n", rodent.portname); 880 else if (identify & ID_IF) 881 printf("%s\n", r_if(rodent.hw.iftype)); 882 else if (identify & ID_TYPE) 883 printf("%s\n", r_name(rodent.rtype)); 884 else if (identify & ID_MODEL) 885 printf("%s\n", r_model(rodent.hw.model)); 886 exit(0); 887 } else { 888 debug("port: %s interface: %s type: %s model: %s", 889 rodent.portname, r_if(rodent.hw.iftype), 890 r_name(rodent.rtype), r_model(rodent.hw.model)); 891 } 892 893 if (rodent.mfd == -1) { 894 /* 895 * We cannot continue because of error. Exit if the 896 * program has not become a daemon. Otherwise, block 897 * until the the user corrects the problem and issues SIGHUP. 898 */ 899 if (!background) 900 exit(1); 901 sigpause(0); 902 } 903 904 r_init(); /* call init function */ 905 moused(); 906 } 907 908 if (rodent.mfd != -1) 909 close(rodent.mfd); 910 if (rodent.cfd != -1) 911 close(rodent.cfd); 912 rodent.mfd = rodent.cfd = -1; 913 } 914 /* NOT REACHED */ 915 916 exit(0); 917 } 918 919 static int 920 usbmodule(void) 921 { 922 return (kld_isloaded("uhub/ums") || kld_load("ums") != -1); 923 } 924 925 /* 926 * Function to calculate exponential acceleration. 927 * 928 * In order to give a smoother behaviour, we record the four 929 * most recent non-zero movements and use their average value 930 * to calculate the acceleration. 931 */ 932 933 static void 934 expoacc(int dx, int dy, int *movex, int *movey) 935 { 936 static float lastlength[3] = {0.0, 0.0, 0.0}; 937 float fdx, fdy, length, lbase, accel; 938 939 if (dx == 0 && dy == 0) { 940 *movex = *movey = 0; 941 return; 942 } 943 fdx = dx * rodent.accelx; 944 fdy = dy * rodent.accely; 945 length = sqrtf((fdx * fdx) + (fdy * fdy)); /* Pythagoras */ 946 length = (length + lastlength[0] + lastlength[1] + lastlength[2]) / 4; 947 lbase = length / rodent.expoffset; 948 accel = powf(lbase, rodent.expoaccel) / lbase; 949 *movex = lroundf(fdx * accel); 950 *movey = lroundf(fdy * accel); 951 lastlength[2] = lastlength[1]; 952 lastlength[1] = lastlength[0]; 953 lastlength[0] = length; /* Insert new average, not original length! */ 954 } 955 956 static void 957 moused(void) 958 { 959 struct mouse_info mouse; 960 mousestatus_t action0; /* original mouse action */ 961 mousestatus_t action; /* interrim buffer */ 962 mousestatus_t action2; /* mapped action */ 963 struct timeval timeout; 964 fd_set fds; 965 u_char b; 966 pid_t mpid; 967 int flags; 968 int c; 969 int i; 970 971 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 972 logerr(1, "cannot open /dev/consolectl"); 973 974 if (!nodaemon && !background) { 975 pfh = pidfile_open(pidfile, 0600, &mpid); 976 if (pfh == NULL) { 977 if (errno == EEXIST) 978 logerrx(1, "moused already running, pid: %d", mpid); 979 logwarn("cannot open pid file"); 980 } 981 if (daemon(0, 0)) { 982 int saved_errno = errno; 983 pidfile_remove(pfh); 984 errno = saved_errno; 985 logerr(1, "failed to become a daemon"); 986 } else { 987 background = TRUE; 988 pidfile_write(pfh); 989 } 990 } 991 992 /* clear mouse data */ 993 bzero(&action0, sizeof(action0)); 994 bzero(&action, sizeof(action)); 995 bzero(&action2, sizeof(action2)); 996 bzero(&mouse, sizeof(mouse)); 997 mouse_button_state = S0; 998 gettimeofday(&mouse_button_state_tv, NULL); 999 mouse_move_delayed = 0; 1000 for (i = 0; i < MOUSE_MAXBUTTON; ++i) { 1001 bstate[i].count = 0; 1002 bstate[i].tv = mouse_button_state_tv; 1003 } 1004 for (i = 0; i < sizeof(zstate)/sizeof(zstate[0]); ++i) { 1005 zstate[i].count = 0; 1006 zstate[i].tv = mouse_button_state_tv; 1007 } 1008 1009 /* choose which ioctl command to use */ 1010 mouse.operation = MOUSE_MOTION_EVENT; 1011 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 1012 1013 /* process mouse data */ 1014 timeout.tv_sec = 0; 1015 timeout.tv_usec = 20000; /* 20 msec */ 1016 for (;;) { 1017 1018 FD_ZERO(&fds); 1019 FD_SET(rodent.mfd, &fds); 1020 if (rodent.mremsfd >= 0) 1021 FD_SET(rodent.mremsfd, &fds); 1022 if (rodent.mremcfd >= 0) 1023 FD_SET(rodent.mremcfd, &fds); 1024 1025 c = select(FD_SETSIZE, &fds, NULL, NULL, 1026 (rodent.flags & Emulate3Button) ? &timeout : NULL); 1027 if (c < 0) { /* error */ 1028 logwarn("failed to read from mouse"); 1029 continue; 1030 } else if (c == 0) { /* timeout */ 1031 /* assert(rodent.flags & Emulate3Button) */ 1032 action0.button = action0.obutton; 1033 action0.dx = action0.dy = action0.dz = 0; 1034 action0.flags = flags = 0; 1035 if (r_timeout() && r_statetrans(&action0, &action, A_TIMEOUT)) { 1036 if (debug > 2) 1037 debug("flags:%08x buttons:%08x obuttons:%08x", 1038 action.flags, action.button, action.obutton); 1039 } else { 1040 action0.obutton = action0.button; 1041 continue; 1042 } 1043 } else { 1044 /* MouseRemote client connect/disconnect */ 1045 if ((rodent.mremsfd >= 0) && FD_ISSET(rodent.mremsfd, &fds)) { 1046 mremote_clientchg(TRUE); 1047 continue; 1048 } 1049 if ((rodent.mremcfd >= 0) && FD_ISSET(rodent.mremcfd, &fds)) { 1050 mremote_clientchg(FALSE); 1051 continue; 1052 } 1053 /* mouse movement */ 1054 if (read(rodent.mfd, &b, 1) == -1) { 1055 if (errno == EWOULDBLOCK) 1056 continue; 1057 else 1058 return; 1059 } 1060 if ((flags = r_protocol(b, &action0)) == 0) 1061 continue; 1062 1063 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1064 /* Allow middle button drags to scroll up and down */ 1065 if (action0.button == MOUSE_BUTTON2DOWN) { 1066 if (scroll_state == SCROLL_NOTSCROLLING) { 1067 scroll_state = SCROLL_PREPARE; 1068 debug("PREPARING TO SCROLL"); 1069 } 1070 debug("[BUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1071 action.flags, action.button, action.obutton); 1072 } else { 1073 debug("[NOTBUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1074 action.flags, action.button, action.obutton); 1075 1076 /* This isn't a middle button down... move along... */ 1077 if (scroll_state == SCROLL_SCROLLING) { 1078 /* 1079 * We were scrolling, someone let go of button 2. 1080 * Now turn autoscroll off. 1081 */ 1082 scroll_state = SCROLL_NOTSCROLLING; 1083 debug("DONE WITH SCROLLING / %d", scroll_state); 1084 } else if (scroll_state == SCROLL_PREPARE) { 1085 mousestatus_t newaction = action0; 1086 1087 /* We were preparing to scroll, but we never moved... */ 1088 r_timestamp(&action0); 1089 r_statetrans(&action0, &newaction, 1090 A(newaction.button & MOUSE_BUTTON1DOWN, 1091 action0.button & MOUSE_BUTTON3DOWN)); 1092 1093 /* Send middle down */ 1094 newaction.button = MOUSE_BUTTON2DOWN; 1095 r_click(&newaction); 1096 1097 /* Send middle up */ 1098 r_timestamp(&newaction); 1099 newaction.obutton = newaction.button; 1100 newaction.button = action0.button; 1101 r_click(&newaction); 1102 } 1103 } 1104 } 1105 1106 r_timestamp(&action0); 1107 r_statetrans(&action0, &action, 1108 A(action0.button & MOUSE_BUTTON1DOWN, 1109 action0.button & MOUSE_BUTTON3DOWN)); 1110 debug("flags:%08x buttons:%08x obuttons:%08x", action.flags, 1111 action.button, action.obutton); 1112 } 1113 action0.obutton = action0.button; 1114 flags &= MOUSE_POSCHANGED; 1115 flags |= action.obutton ^ action.button; 1116 action.flags = flags; 1117 1118 if (flags) { /* handler detected action */ 1119 r_map(&action, &action2); 1120 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1121 action2.button, action2.dx, action2.dy, action2.dz); 1122 1123 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1124 /* 1125 * If *only* the middle button is pressed AND we are moving 1126 * the stick/trackpoint/nipple, scroll! 1127 */ 1128 if (scroll_state == SCROLL_PREPARE) { 1129 /* Ok, Set we're really scrolling now.... */ 1130 if (action2.dy || action2.dx) 1131 scroll_state = SCROLL_SCROLLING; 1132 } 1133 if (scroll_state == SCROLL_SCROLLING) { 1134 if (rodent.flags & VirtualScroll) { 1135 scroll_movement += action2.dy; 1136 debug("SCROLL: %d", scroll_movement); 1137 1138 if (scroll_movement < -rodent.scrollthreshold) { 1139 /* Scroll down */ 1140 action2.dz = -1; 1141 scroll_movement = 0; 1142 } 1143 else if (scroll_movement > rodent.scrollthreshold) { 1144 /* Scroll up */ 1145 action2.dz = 1; 1146 scroll_movement = 0; 1147 } 1148 } 1149 if (rodent.flags & HVirtualScroll) { 1150 hscroll_movement += action2.dx; 1151 debug("HORIZONTAL SCROLL: %d", hscroll_movement); 1152 1153 if (hscroll_movement < -rodent.scrollthreshold) { 1154 action2.dz = -2; 1155 hscroll_movement = 0; 1156 } 1157 else if (hscroll_movement > rodent.scrollthreshold) { 1158 action2.dz = 2; 1159 hscroll_movement = 0; 1160 } 1161 } 1162 1163 /* Don't move while scrolling */ 1164 action2.dx = action2.dy = 0; 1165 } 1166 } 1167 1168 if (drift_terminate) { 1169 if (flags != MOUSE_POSCHANGED || action.dz || action2.dz) 1170 drift_last_activity = drift_current_tv; 1171 else { 1172 /* X or/and Y movement only - possibly drift */ 1173 timersub(&drift_current_tv,&drift_last_activity,&drift_tmp); 1174 if (timercmp(&drift_tmp, &drift_after_tv, >)) { 1175 timersub(&drift_current_tv, &drift_since, &drift_tmp); 1176 if (timercmp(&drift_tmp, &drift_time_tv, <)) { 1177 drift_last.x += action2.dx; 1178 drift_last.y += action2.dy; 1179 } else { 1180 /* discard old accumulated steps (drift) */ 1181 if (timercmp(&drift_tmp, &drift_2time_tv, >)) 1182 drift_previous.x = drift_previous.y = 0; 1183 else 1184 drift_previous = drift_last; 1185 drift_last.x = action2.dx; 1186 drift_last.y = action2.dy; 1187 drift_since = drift_current_tv; 1188 } 1189 if (abs(drift_last.x) + abs(drift_last.y) 1190 > drift_distance) { 1191 /* real movement, pass all accumulated steps */ 1192 action2.dx = drift_previous.x + drift_last.x; 1193 action2.dy = drift_previous.y + drift_last.y; 1194 /* and reset accumulators */ 1195 timerclear(&drift_since); 1196 drift_last.x = drift_last.y = 0; 1197 /* drift_previous will be cleared at next movement*/ 1198 drift_last_activity = drift_current_tv; 1199 } else { 1200 continue; /* don't pass current movement to 1201 * console driver */ 1202 } 1203 } 1204 } 1205 } 1206 1207 if (extioctl) { 1208 /* Defer clicks until we aren't VirtualScroll'ing. */ 1209 if (scroll_state == SCROLL_NOTSCROLLING) 1210 r_click(&action2); 1211 1212 if (action2.flags & MOUSE_POSCHANGED) { 1213 mouse.operation = MOUSE_MOTION_EVENT; 1214 mouse.u.data.buttons = action2.button; 1215 if (rodent.flags & ExponentialAcc) { 1216 expoacc(action2.dx, action2.dy, 1217 &mouse.u.data.x, &mouse.u.data.y); 1218 } 1219 else { 1220 mouse.u.data.x = action2.dx * rodent.accelx; 1221 mouse.u.data.y = action2.dy * rodent.accely; 1222 } 1223 mouse.u.data.z = action2.dz; 1224 if (debug < 2) 1225 if (!paused) 1226 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1227 } 1228 } else { 1229 mouse.operation = MOUSE_ACTION; 1230 mouse.u.data.buttons = action2.button; 1231 if (rodent.flags & ExponentialAcc) { 1232 expoacc(action2.dx, action2.dy, 1233 &mouse.u.data.x, &mouse.u.data.y); 1234 } 1235 else { 1236 mouse.u.data.x = action2.dx * rodent.accelx; 1237 mouse.u.data.y = action2.dy * rodent.accely; 1238 } 1239 mouse.u.data.z = action2.dz; 1240 if (debug < 2) 1241 if (!paused) 1242 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1243 } 1244 1245 /* 1246 * If the Z axis movement is mapped to an imaginary physical 1247 * button, we need to cook up a corresponding button `up' event 1248 * after sending a button `down' event. 1249 */ 1250 if ((rodent.zmap[0] > 0) && (action.dz != 0)) { 1251 action.obutton = action.button; 1252 action.dx = action.dy = action.dz = 0; 1253 r_map(&action, &action2); 1254 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1255 action2.button, action2.dx, action2.dy, action2.dz); 1256 1257 if (extioctl) { 1258 r_click(&action2); 1259 } else { 1260 mouse.operation = MOUSE_ACTION; 1261 mouse.u.data.buttons = action2.button; 1262 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 1263 if (debug < 2) 1264 if (!paused) 1265 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1266 } 1267 } 1268 } 1269 } 1270 /* NOT REACHED */ 1271 } 1272 1273 static void 1274 hup(int sig) 1275 { 1276 longjmp(env, 1); 1277 } 1278 1279 static void 1280 cleanup(int sig) 1281 { 1282 if (rodent.rtype == MOUSE_PROTO_X10MOUSEREM) 1283 unlink(_PATH_MOUSEREMOTE); 1284 exit(0); 1285 } 1286 1287 static void 1288 pause_mouse(int sig) 1289 { 1290 paused = !paused; 1291 } 1292 1293 /** 1294 ** usage 1295 ** 1296 ** Complain, and free the CPU for more worthy tasks 1297 **/ 1298 static void 1299 usage(void) 1300 { 1301 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n", 1302 "usage: moused [-DRcdfs] [-I file] [-F rate] [-r resolution] [-S baudrate]", 1303 " [-VH [-U threshold]] [-a X[,Y]] [-C threshold] [-m N=M] [-w N]", 1304 " [-z N] [-t <mousetype>] [-l level] [-3 [-E timeout]]", 1305 " [-T distance[,time[,after]]] -p <port>", 1306 " moused [-d] -i <port|if|type|model|all> -p <port>"); 1307 exit(1); 1308 } 1309 1310 /* 1311 * Output an error message to syslog or stderr as appropriate. If 1312 * `errnum' is non-zero, append its string form to the message. 1313 */ 1314 static void 1315 log_or_warn(int log_pri, int errnum, const char *fmt, ...) 1316 { 1317 va_list ap; 1318 char buf[256]; 1319 1320 va_start(ap, fmt); 1321 vsnprintf(buf, sizeof(buf), fmt, ap); 1322 va_end(ap); 1323 if (errnum) { 1324 strlcat(buf, ": ", sizeof(buf)); 1325 strlcat(buf, strerror(errnum), sizeof(buf)); 1326 } 1327 1328 if (background) 1329 syslog(log_pri, "%s", buf); 1330 else 1331 warnx("%s", buf); 1332 } 1333 1334 /** 1335 ** Mouse interface code, courtesy of XFree86 3.1.2. 1336 ** 1337 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 1338 ** to clean, reformat and rationalise naming, it's quite possible that 1339 ** some things in here have been broken. 1340 ** 1341 ** I hope not 8) 1342 ** 1343 ** The following code is derived from a module marked : 1344 **/ 1345 1346 /* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 1347 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 1348 17:03:40 dawes Exp $ */ 1349 /* 1350 * 1351 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 1352 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1353 * 1354 * Permission to use, copy, modify, distribute, and sell this software and its 1355 * documentation for any purpose is hereby granted without fee, provided that 1356 * the above copyright notice appear in all copies and that both that 1357 * copyright notice and this permission notice appear in supporting 1358 * documentation, and that the names of Thomas Roell and David Dawes not be 1359 * used in advertising or publicity pertaining to distribution of the 1360 * software without specific, written prior permission. Thomas Roell 1361 * and David Dawes makes no representations about the suitability of this 1362 * software for any purpose. It is provided "as is" without express or 1363 * implied warranty. 1364 * 1365 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 1366 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1367 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 1368 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1369 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1370 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1371 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1372 * 1373 */ 1374 1375 /** 1376 ** GlidePoint support from XFree86 3.2. 1377 ** Derived from the module: 1378 **/ 1379 1380 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 1381 /* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 1382 1383 /* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 1384 static unsigned char proto[][7] = { 1385 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 1386 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 1387 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 1388 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 1389 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 1390 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ 1391 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 1392 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 1393 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 1394 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 1395 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 1396 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 1397 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 1398 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 1399 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* X10 MouseRem */ 1400 { 0x80, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* KIDSPAD */ 1401 { 0xc3, 0xc0, 0x00, 0x00, 6, 0x00, 0xff }, /* VersaPad */ 1402 { 0x00, 0x00, 0x00, 0x00, 1, 0x00, 0xff }, /* JogDial */ 1403 #if notyet 1404 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 1405 #endif 1406 }; 1407 static unsigned char cur_proto[7]; 1408 1409 static int 1410 r_identify(void) 1411 { 1412 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 1413 pnpid_t pnpid; 1414 symtab_t *t; 1415 int level; 1416 int len; 1417 1418 /* set the driver operation level, if applicable */ 1419 if (rodent.level < 0) 1420 rodent.level = 1; 1421 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 1422 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 1423 1424 /* 1425 * Interrogate the driver and get some intelligence on the device... 1426 * The following ioctl functions are not always supported by device 1427 * drivers. When the driver doesn't support them, we just trust the 1428 * user to supply valid information. 1429 */ 1430 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 1431 rodent.hw.model = MOUSE_MODEL_GENERIC; 1432 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 1433 1434 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1435 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1436 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1437 rodent.mode.rate = -1; 1438 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 1439 rodent.mode.accelfactor = 0; 1440 rodent.mode.level = 0; 1441 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 1442 if ((rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) 1443 || (rodent.mode.protocol >= sizeof(proto)/sizeof(proto[0]))) { 1444 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 1445 return MOUSE_PROTO_UNKNOWN; 1446 } else { 1447 /* INPORT and BUS are the same... */ 1448 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1449 rodent.mode.protocol = MOUSE_PROTO_BUS; 1450 if (rodent.mode.protocol != rodent.rtype) { 1451 /* Hmm, the driver doesn't agree with the user... */ 1452 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1453 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1454 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1455 r_name(rodent.mode.protocol)); 1456 rodent.rtype = rodent.mode.protocol; 1457 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1458 } 1459 } 1460 cur_proto[4] = rodent.mode.packetsize; 1461 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 1462 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 1463 } 1464 1465 /* maybe this is a PnP mouse... */ 1466 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 1467 1468 if (rodent.flags & NoPnP) 1469 return rodent.rtype; 1470 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 1471 return rodent.rtype; 1472 1473 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 1474 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 1475 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 1476 pnpid.ndescription, pnpid.ndescription, pnpid.description); 1477 1478 /* we have a valid PnP serial device ID */ 1479 rodent.hw.iftype = MOUSE_IF_SERIAL; 1480 t = pnpproto(&pnpid); 1481 if (t != NULL) { 1482 rodent.mode.protocol = t->val; 1483 rodent.hw.model = t->val2; 1484 } else { 1485 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1486 } 1487 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1488 rodent.mode.protocol = MOUSE_PROTO_BUS; 1489 1490 /* make final adjustment */ 1491 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 1492 if (rodent.mode.protocol != rodent.rtype) { 1493 /* Hmm, the device doesn't agree with the user... */ 1494 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1495 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1496 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1497 r_name(rodent.mode.protocol)); 1498 rodent.rtype = rodent.mode.protocol; 1499 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1500 } 1501 } 1502 } 1503 1504 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 1505 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 1506 cur_proto[4], cur_proto[5], cur_proto[6]); 1507 1508 return rodent.rtype; 1509 } 1510 1511 static char * 1512 r_if(int iftype) 1513 { 1514 char *s; 1515 1516 s = gettokenname(rifs, iftype); 1517 return (s == NULL) ? "unknown" : s; 1518 } 1519 1520 static char * 1521 r_name(int type) 1522 { 1523 return ((type == MOUSE_PROTO_UNKNOWN) 1524 || (type > sizeof(rnames)/sizeof(rnames[0]) - 1)) 1525 ? "unknown" : rnames[type]; 1526 } 1527 1528 static char * 1529 r_model(int model) 1530 { 1531 char *s; 1532 1533 s = gettokenname(rmodels, model); 1534 return (s == NULL) ? "unknown" : s; 1535 } 1536 1537 static void 1538 r_init(void) 1539 { 1540 unsigned char buf[16]; /* scrach buffer */ 1541 fd_set fds; 1542 char *s; 1543 char c; 1544 int i; 1545 1546 /** 1547 ** This comment is a little out of context here, but it contains 1548 ** some useful information... 1549 ******************************************************************** 1550 ** 1551 ** The following lines take care of the Logitech MouseMan protocols. 1552 ** 1553 ** NOTE: There are different versions of both MouseMan and TrackMan! 1554 ** Hence I add another protocol P_LOGIMAN, which the user can 1555 ** specify as MouseMan in his XF86Config file. This entry was 1556 ** formerly handled as a special case of P_MS. However, people 1557 ** who don't have the middle button problem, can still specify 1558 ** Microsoft and use P_MS. 1559 ** 1560 ** By default, these mice should use a 3 byte Microsoft protocol 1561 ** plus a 4th byte for the middle button. However, the mouse might 1562 ** have switched to a different protocol before we use it, so I send 1563 ** the proper sequence just in case. 1564 ** 1565 ** NOTE: - all commands to (at least the European) MouseMan have to 1566 ** be sent at 1200 Baud. 1567 ** - each command starts with a '*'. 1568 ** - whenever the MouseMan receives a '*', it will switch back 1569 ** to 1200 Baud. Hence I have to select the desired protocol 1570 ** first, then select the baud rate. 1571 ** 1572 ** The protocols supported by the (European) MouseMan are: 1573 ** - 5 byte packed binary protocol, as with the Mouse Systems 1574 ** mouse. Selected by sequence "*U". 1575 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 1576 ** by sequence "*V". 1577 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 1578 ** Selected by sequence "*X". 1579 ** 1580 ** The following baud rates are supported: 1581 ** - 1200 Baud (default). Selected by sequence "*n". 1582 ** - 9600 Baud. Selected by sequence "*q". 1583 ** 1584 ** Selecting a sample rate is no longer supported with the MouseMan! 1585 ** Some additional lines in xf86Config.c take care of ill configured 1586 ** baud rates and sample rates. (The user will get an error.) 1587 */ 1588 1589 switch (rodent.rtype) { 1590 1591 case MOUSE_PROTO_LOGI: 1592 /* 1593 * The baud rate selection command must be sent at the current 1594 * baud rate; try all likely settings 1595 */ 1596 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1597 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 1598 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 1599 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1600 /* select MM series data format */ 1601 write(rodent.mfd, "S", 1); 1602 setmousespeed(rodent.baudrate, rodent.baudrate, 1603 rodentcflags[MOUSE_PROTO_MM]); 1604 /* select report rate/frequency */ 1605 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1606 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1607 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1608 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1609 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1610 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1611 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1612 else write(rodent.mfd, "N", 1); 1613 break; 1614 1615 case MOUSE_PROTO_LOGIMOUSEMAN: 1616 /* The command must always be sent at 1200 baud */ 1617 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1618 write(rodent.mfd, "*X", 2); 1619 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1620 break; 1621 1622 case MOUSE_PROTO_HITTAB: 1623 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1624 1625 /* 1626 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1627 * The tablet must be configured to be in MM mode, NO parity, 1628 * Binary Format. xf86Info.sampleRate controls the sensativity 1629 * of the tablet. We only use this tablet for it's 4-button puck 1630 * so we don't run in "Absolute Mode" 1631 */ 1632 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1633 usleep(50000); 1634 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1635 usleep(50000); 1636 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1637 usleep(50000); 1638 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1639 usleep(50000); 1640 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1641 usleep(50000); 1642 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1643 usleep(50000); 1644 1645 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1646 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1647 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1648 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1649 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1650 else if (rodent.resolution <= 40) c = 'g'; 1651 else if (rodent.resolution <= 100) c = 'd'; 1652 else if (rodent.resolution <= 200) c = 'e'; 1653 else if (rodent.resolution <= 500) c = 'h'; 1654 else if (rodent.resolution <= 1000) c = 'j'; 1655 else c = 'd'; 1656 write(rodent.mfd, &c, 1); 1657 usleep(50000); 1658 1659 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1660 break; 1661 1662 case MOUSE_PROTO_THINK: 1663 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1664 /* the PnP ID string may be sent again, discard it */ 1665 usleep(200000); 1666 i = FREAD; 1667 ioctl(rodent.mfd, TIOCFLUSH, &i); 1668 /* send the command to initialize the beast */ 1669 for (s = "E5E5"; *s; ++s) { 1670 write(rodent.mfd, s, 1); 1671 FD_ZERO(&fds); 1672 FD_SET(rodent.mfd, &fds); 1673 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1674 break; 1675 read(rodent.mfd, &c, 1); 1676 debug("%c", c); 1677 if (c != *s) 1678 break; 1679 } 1680 break; 1681 1682 case MOUSE_PROTO_JOGDIAL: 1683 break; 1684 case MOUSE_PROTO_MSC: 1685 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1686 if (rodent.flags & ClearDTR) { 1687 i = TIOCM_DTR; 1688 ioctl(rodent.mfd, TIOCMBIC, &i); 1689 } 1690 if (rodent.flags & ClearRTS) { 1691 i = TIOCM_RTS; 1692 ioctl(rodent.mfd, TIOCMBIC, &i); 1693 } 1694 break; 1695 1696 case MOUSE_PROTO_SYSMOUSE: 1697 if (rodent.hw.iftype == MOUSE_IF_SYSMOUSE) 1698 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1699 /* FALLTHROUGH */ 1700 1701 case MOUSE_PROTO_BUS: 1702 case MOUSE_PROTO_INPORT: 1703 case MOUSE_PROTO_PS2: 1704 if (rodent.rate >= 0) 1705 rodent.mode.rate = rodent.rate; 1706 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1707 rodent.mode.resolution = rodent.resolution; 1708 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1709 break; 1710 1711 case MOUSE_PROTO_X10MOUSEREM: 1712 mremote_serversetup(); 1713 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1714 break; 1715 1716 1717 case MOUSE_PROTO_VERSAPAD: 1718 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec */ 1719 i = FREAD; 1720 ioctl(rodent.mfd, TIOCFLUSH, &i); 1721 for (i = 0; i < 7; ++i) { 1722 FD_ZERO(&fds); 1723 FD_SET(rodent.mfd, &fds); 1724 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1725 break; 1726 read(rodent.mfd, &c, 1); 1727 buf[i] = c; 1728 } 1729 debug("%s\n", buf); 1730 if ((buf[0] != 'V') || (buf[1] != 'P')|| (buf[7] != '\r')) 1731 break; 1732 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1733 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec again */ 1734 for (i = 0; i < 7; ++i) { 1735 FD_ZERO(&fds); 1736 FD_SET(rodent.mfd, &fds); 1737 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1738 break; 1739 read(rodent.mfd, &c, 1); 1740 debug("%c", c); 1741 if (c != buf[i]) 1742 break; 1743 } 1744 i = FREAD; 1745 ioctl(rodent.mfd, TIOCFLUSH, &i); 1746 break; 1747 1748 default: 1749 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1750 break; 1751 } 1752 } 1753 1754 static int 1755 r_protocol(u_char rBuf, mousestatus_t *act) 1756 { 1757 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1758 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1759 IntelliMouse, Thinking Mouse */ 1760 0, 1761 MOUSE_BUTTON3DOWN, 1762 MOUSE_BUTTON1DOWN, 1763 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1764 }; 1765 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1766 Thinking Mouse */ 1767 0, 1768 MOUSE_BUTTON4DOWN, 1769 MOUSE_BUTTON2DOWN, 1770 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1771 }; 1772 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1773 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1774 MouseMan+ */ 1775 0, 1776 MOUSE_BUTTON2DOWN, 1777 MOUSE_BUTTON4DOWN, 1778 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1779 }; 1780 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1781 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1782 Bus, sysmouse */ 1783 0, 1784 MOUSE_BUTTON3DOWN, 1785 MOUSE_BUTTON2DOWN, 1786 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1787 MOUSE_BUTTON1DOWN, 1788 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1789 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1790 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1791 }; 1792 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1793 static int butmapps2[8] = { /* PS/2 */ 1794 0, 1795 MOUSE_BUTTON1DOWN, 1796 MOUSE_BUTTON3DOWN, 1797 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1798 MOUSE_BUTTON2DOWN, 1799 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1800 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1801 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1802 }; 1803 /* for Hitachi tablet */ 1804 static int butmaphit[8] = { /* MM HitTablet */ 1805 0, 1806 MOUSE_BUTTON3DOWN, 1807 MOUSE_BUTTON2DOWN, 1808 MOUSE_BUTTON1DOWN, 1809 MOUSE_BUTTON4DOWN, 1810 MOUSE_BUTTON5DOWN, 1811 MOUSE_BUTTON6DOWN, 1812 MOUSE_BUTTON7DOWN, 1813 }; 1814 /* for serial VersaPad */ 1815 static int butmapversa[8] = { /* VersaPad */ 1816 0, 1817 0, 1818 MOUSE_BUTTON3DOWN, 1819 MOUSE_BUTTON3DOWN, 1820 MOUSE_BUTTON1DOWN, 1821 MOUSE_BUTTON1DOWN, 1822 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1823 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1824 }; 1825 /* for PS/2 VersaPad */ 1826 static int butmapversaps2[8] = { /* VersaPad */ 1827 0, 1828 MOUSE_BUTTON3DOWN, 1829 0, 1830 MOUSE_BUTTON3DOWN, 1831 MOUSE_BUTTON1DOWN, 1832 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1833 MOUSE_BUTTON1DOWN, 1834 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1835 }; 1836 static int pBufP = 0; 1837 static unsigned char pBuf[8]; 1838 static int prev_x, prev_y; 1839 static int on = FALSE; 1840 int x, y; 1841 1842 debug("received char 0x%x",(int)rBuf); 1843 if (rodent.rtype == MOUSE_PROTO_KIDSPAD) 1844 return kidspad(rBuf, act) ; 1845 if (rodent.rtype == MOUSE_PROTO_GTCO_DIGIPAD) 1846 return gtco_digipad(rBuf, act); 1847 1848 /* 1849 * Hack for resyncing: We check here for a package that is: 1850 * a) illegal (detected by wrong data-package header) 1851 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1852 * c) bad header-package 1853 * 1854 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1855 * -128 are allowed, but since they are very seldom we can easily 1856 * use them as package-header with no button pressed. 1857 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1858 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1859 * checking data bytes. 1860 * For resyncing a PS/2 mouse we require the two most significant 1861 * bits in the header byte to be 0. These are the overflow bits, 1862 * and in case of an overflow we actually lose sync. Overflows 1863 * are very rare, however, and we quickly gain sync again after 1864 * an overflow condition. This is the best we can do. (Actually, 1865 * we could use bit 0x08 in the header byte for resyncing, since 1866 * that bit is supposed to be always on, but nobody told 1867 * Microsoft...) 1868 */ 1869 1870 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1871 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1872 { 1873 pBufP = 0; /* skip package */ 1874 } 1875 1876 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1877 return 0; 1878 1879 /* is there an extra data byte? */ 1880 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1881 { 1882 /* 1883 * Hack for Logitech MouseMan Mouse - Middle button 1884 * 1885 * Unfortunately this mouse has variable length packets: the standard 1886 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1887 * middle button status changes. 1888 * 1889 * We have already processed the standard packet with the movement 1890 * and button info. Now post an event message with the old status 1891 * of the left and right buttons and the updated middle button. 1892 */ 1893 1894 /* 1895 * Even worse, different MouseMen and TrackMen differ in the 4th 1896 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1897 * 0x02/0x22, so I have to strip off the lower bits. 1898 * 1899 * [JCH-96/01/21] 1900 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1901 * and it is activated by tapping the glidepad with the finger! 8^) 1902 * We map it to bit bit3, and the reverse map in xf86Events just has 1903 * to be extended so that it is identified as Button 4. The lower 1904 * half of the reverse-map may remain unchanged. 1905 */ 1906 1907 /* 1908 * [KY-97/08/03] 1909 * Receive the fourth byte only when preceding three bytes have 1910 * been detected (pBufP >= cur_proto[4]). In the previous 1911 * versions, the test was pBufP == 0; thus, we may have mistakingly 1912 * received a byte even if we didn't see anything preceding 1913 * the byte. 1914 */ 1915 1916 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1917 pBufP = 0; 1918 return 0; 1919 } 1920 1921 switch (rodent.rtype) { 1922 #if notyet 1923 case MOUSE_PROTO_MARIQUA: 1924 /* 1925 * This mouse has 16! buttons in addition to the standard 1926 * three of them. They return 0x10 though 0x1f in the 1927 * so-called `ten key' mode and 0x30 though 0x3f in the 1928 * `function key' mode. As there are only 31 bits for 1929 * button state (including the standard three), we ignore 1930 * the bit 0x20 and don't distinguish the two modes. 1931 */ 1932 act->dx = act->dy = act->dz = 0; 1933 act->obutton = act->button; 1934 rBuf &= 0x1f; 1935 act->button = (1 << (rBuf - 13)) 1936 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1937 /* 1938 * FIXME: this is a button "down" event. There needs to be 1939 * a corresponding button "up" event... XXX 1940 */ 1941 break; 1942 #endif /* notyet */ 1943 case MOUSE_PROTO_JOGDIAL: 1944 break; 1945 1946 /* 1947 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 1948 * always send the fourth byte, whereas the fourth byte is 1949 * optional for GlidePoint and ThinkingMouse. The fourth byte 1950 * is also optional for MouseMan+ and FirstMouse+ in their 1951 * native mode. It is always sent if they are in the IntelliMouse 1952 * compatible mode. 1953 */ 1954 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1955 MouseMan+ */ 1956 act->dx = act->dy = 0; 1957 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 1958 if ((act->dz >= 7) || (act->dz <= -7)) 1959 act->dz = 0; 1960 act->obutton = act->button; 1961 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1962 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1963 break; 1964 1965 default: 1966 act->dx = act->dy = act->dz = 0; 1967 act->obutton = act->button; 1968 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1969 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1970 break; 1971 } 1972 1973 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1974 | (act->obutton ^ act->button); 1975 pBufP = 0; 1976 return act->flags; 1977 } 1978 1979 if (pBufP >= cur_proto[4]) 1980 pBufP = 0; 1981 pBuf[pBufP++] = rBuf; 1982 if (pBufP != cur_proto[4]) 1983 return 0; 1984 1985 /* 1986 * assembly full package 1987 */ 1988 1989 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 1990 cur_proto[4], 1991 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 1992 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 1993 1994 act->dz = 0; 1995 act->obutton = act->button; 1996 switch (rodent.rtype) 1997 { 1998 case MOUSE_PROTO_MS: /* Microsoft */ 1999 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 2000 case MOUSE_PROTO_X10MOUSEREM: /* X10 MouseRemote */ 2001 act->button = act->obutton & MOUSE_BUTTON4DOWN; 2002 if (rodent.flags & ChordMiddle) 2003 act->button |= ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 2004 ? MOUSE_BUTTON2DOWN 2005 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2006 else 2007 act->button |= (act->obutton & MOUSE_BUTTON2DOWN) 2008 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2009 2010 /* Send X10 btn events to remote client (ensure -128-+127 range) */ 2011 if ((rodent.rtype == MOUSE_PROTO_X10MOUSEREM) && 2012 ((pBuf[0] & 0xFC) == 0x44) && (pBuf[2] == 0x3F)) { 2013 if (rodent.mremcfd >= 0) { 2014 unsigned char key = (signed char)(((pBuf[0] & 0x03) << 6) | 2015 (pBuf[1] & 0x3F)); 2016 write(rodent.mremcfd, &key, 1); 2017 } 2018 return 0; 2019 } 2020 2021 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 2022 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 2023 break; 2024 2025 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 2026 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 2027 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 2028 MouseMan+ */ 2029 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 2030 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2031 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 2032 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 2033 break; 2034 2035 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 2036 #if notyet 2037 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 2038 #endif 2039 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 2040 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2041 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2042 break; 2043 2044 case MOUSE_PROTO_JOGDIAL: /* JogDial */ 2045 if (rBuf == 0x6c) 2046 act->dz = -1; 2047 if (rBuf == 0x72) 2048 act->dz = 1; 2049 if (rBuf == 0x64) 2050 act->button = MOUSE_BUTTON1DOWN; 2051 if (rBuf == 0x75) 2052 act->button = 0; 2053 break; 2054 2055 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 2056 act->button = butmaphit[pBuf[0] & 0x07]; 2057 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2058 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2059 break; 2060 2061 case MOUSE_PROTO_MM: /* MM Series */ 2062 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 2063 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 2064 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2065 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2066 break; 2067 2068 case MOUSE_PROTO_VERSAPAD: /* VersaPad */ 2069 act->button = butmapversa[(pBuf[0] & MOUSE_VERSA_BUTTONS) >> 3]; 2070 act->button |= (pBuf[0] & MOUSE_VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2071 act->dx = act->dy = 0; 2072 if (!(pBuf[0] & MOUSE_VERSA_IN_USE)) { 2073 on = FALSE; 2074 break; 2075 } 2076 x = (pBuf[2] << 6) | pBuf[1]; 2077 if (x & 0x800) 2078 x -= 0x1000; 2079 y = (pBuf[4] << 6) | pBuf[3]; 2080 if (y & 0x800) 2081 y -= 0x1000; 2082 if (on) { 2083 act->dx = prev_x - x; 2084 act->dy = prev_y - y; 2085 } else { 2086 on = TRUE; 2087 } 2088 prev_x = x; 2089 prev_y = y; 2090 break; 2091 2092 case MOUSE_PROTO_BUS: /* Bus */ 2093 case MOUSE_PROTO_INPORT: /* InPort */ 2094 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 2095 act->dx = (signed char)pBuf[1]; 2096 act->dy = - (signed char)pBuf[2]; 2097 break; 2098 2099 case MOUSE_PROTO_PS2: /* PS/2 */ 2100 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 2101 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 2102 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 2103 /* 2104 * Moused usually operates the psm driver at the operation level 1 2105 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 2106 * The following code takes effect only when the user explicitly 2107 * requets the level 2 at which wheel movement and additional button 2108 * actions are encoded in model-dependent formats. At the level 0 2109 * the following code is no-op because the psm driver says the model 2110 * is MOUSE_MODEL_GENERIC. 2111 */ 2112 switch (rodent.hw.model) { 2113 case MOUSE_MODEL_EXPLORER: 2114 /* wheel and additional button data is in the fourth byte */ 2115 act->dz = (pBuf[3] & MOUSE_EXPLORER_ZNEG) 2116 ? (pBuf[3] & 0x0f) - 16 : (pBuf[3] & 0x0f); 2117 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON4DOWN) 2118 ? MOUSE_BUTTON4DOWN : 0; 2119 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON5DOWN) 2120 ? MOUSE_BUTTON5DOWN : 0; 2121 break; 2122 case MOUSE_MODEL_INTELLI: 2123 case MOUSE_MODEL_NET: 2124 /* wheel data is in the fourth byte */ 2125 act->dz = (signed char)pBuf[3]; 2126 if ((act->dz >= 7) || (act->dz <= -7)) 2127 act->dz = 0; 2128 /* some compatible mice may have additional buttons */ 2129 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON4DOWN) 2130 ? MOUSE_BUTTON4DOWN : 0; 2131 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON5DOWN) 2132 ? MOUSE_BUTTON5DOWN : 0; 2133 break; 2134 case MOUSE_MODEL_MOUSEMANPLUS: 2135 if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 2136 && (abs(act->dx) > 191) 2137 && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { 2138 /* the extended data packet encodes button and wheel events */ 2139 switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { 2140 case 1: 2141 /* wheel data packet */ 2142 act->dx = act->dy = 0; 2143 if (pBuf[2] & 0x80) { 2144 /* horizontal roller count - ignore it XXX*/ 2145 } else { 2146 /* vertical roller count */ 2147 act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) 2148 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2149 } 2150 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 2151 ? MOUSE_BUTTON4DOWN : 0; 2152 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 2153 ? MOUSE_BUTTON5DOWN : 0; 2154 break; 2155 case 2: 2156 /* this packet type is reserved by Logitech */ 2157 /* 2158 * IBM ScrollPoint Mouse uses this packet type to 2159 * encode both vertical and horizontal scroll movement. 2160 */ 2161 act->dx = act->dy = 0; 2162 /* horizontal roller count */ 2163 if (pBuf[2] & 0x0f) 2164 act->dz = (pBuf[2] & MOUSE_SPOINT_WNEG) ? -2 : 2; 2165 /* vertical roller count */ 2166 if (pBuf[2] & 0xf0) 2167 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) ? -1 : 1; 2168 #if 0 2169 /* vertical roller count */ 2170 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) 2171 ? ((pBuf[2] >> 4) & 0x0f) - 16 2172 : ((pBuf[2] >> 4) & 0x0f); 2173 /* horizontal roller count */ 2174 act->dw = (pBuf[2] & MOUSE_SPOINT_WNEG) 2175 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2176 #endif 2177 break; 2178 case 0: 2179 /* device type packet - shouldn't happen */ 2180 /* FALLTHROUGH */ 2181 default: 2182 act->dx = act->dy = 0; 2183 act->button = act->obutton; 2184 debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", 2185 MOUSE_PS2PLUS_PACKET_TYPE(pBuf), 2186 pBuf[0], pBuf[1], pBuf[2]); 2187 break; 2188 } 2189 } else { 2190 /* preserve button states */ 2191 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2192 } 2193 break; 2194 case MOUSE_MODEL_GLIDEPOINT: 2195 /* `tapping' action */ 2196 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 2197 break; 2198 case MOUSE_MODEL_NETSCROLL: 2199 /* three addtional bytes encode buttons and wheel events */ 2200 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 2201 ? MOUSE_BUTTON4DOWN : 0; 2202 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON1DOWN) 2203 ? MOUSE_BUTTON5DOWN : 0; 2204 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 2205 break; 2206 case MOUSE_MODEL_THINK: 2207 /* the fourth button state in the first byte */ 2208 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 2209 break; 2210 case MOUSE_MODEL_VERSAPAD: 2211 act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; 2212 act->button |= 2213 (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2214 act->dx = act->dy = 0; 2215 if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { 2216 on = FALSE; 2217 break; 2218 } 2219 x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; 2220 if (x & 0x800) 2221 x -= 0x1000; 2222 y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; 2223 if (y & 0x800) 2224 y -= 0x1000; 2225 if (on) { 2226 act->dx = prev_x - x; 2227 act->dy = prev_y - y; 2228 } else { 2229 on = TRUE; 2230 } 2231 prev_x = x; 2232 prev_y = y; 2233 break; 2234 case MOUSE_MODEL_4D: 2235 act->dx = (pBuf[1] & 0x80) ? pBuf[1] - 256 : pBuf[1]; 2236 act->dy = (pBuf[2] & 0x80) ? -(pBuf[2] - 256) : -pBuf[2]; 2237 switch (pBuf[0] & MOUSE_4D_WHEELBITS) { 2238 case 0x10: 2239 act->dz = 1; 2240 break; 2241 case 0x30: 2242 act->dz = -1; 2243 break; 2244 case 0x40: /* 2nd wheel rolling right XXX */ 2245 act->dz = 2; 2246 break; 2247 case 0xc0: /* 2nd wheel rolling left XXX */ 2248 act->dz = -2; 2249 break; 2250 } 2251 break; 2252 case MOUSE_MODEL_4DPLUS: 2253 if ((act->dx < 16 - 256) && (act->dy > 256 - 16)) { 2254 act->dx = act->dy = 0; 2255 if (pBuf[2] & MOUSE_4DPLUS_BUTTON4DOWN) 2256 act->button |= MOUSE_BUTTON4DOWN; 2257 act->dz = (pBuf[2] & MOUSE_4DPLUS_ZNEG) 2258 ? ((pBuf[2] & 0x07) - 8) : (pBuf[2] & 0x07); 2259 } else { 2260 /* preserve previous button states */ 2261 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2262 } 2263 break; 2264 case MOUSE_MODEL_GENERIC: 2265 default: 2266 break; 2267 } 2268 break; 2269 2270 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 2271 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 2272 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2273 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2274 if (rodent.level == 1) { 2275 act->dz = ((signed char)(pBuf[5] << 1) + (signed char)(pBuf[6] << 1)) >> 1; 2276 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 2277 } 2278 break; 2279 2280 default: 2281 return 0; 2282 } 2283 /* 2284 * We don't reset pBufP here yet, as there may be an additional data 2285 * byte in some protocols. See above. 2286 */ 2287 2288 /* has something changed? */ 2289 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2290 | (act->obutton ^ act->button); 2291 2292 return act->flags; 2293 } 2294 2295 static int 2296 r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans) 2297 { 2298 int changed; 2299 int flags; 2300 2301 a2->dx = a1->dx; 2302 a2->dy = a1->dy; 2303 a2->dz = a1->dz; 2304 a2->obutton = a2->button; 2305 a2->button = a1->button; 2306 a2->flags = a1->flags; 2307 changed = FALSE; 2308 2309 if (rodent.flags & Emulate3Button) { 2310 if (debug > 2) 2311 debug("state:%d, trans:%d -> state:%d", 2312 mouse_button_state, trans, 2313 states[mouse_button_state].s[trans]); 2314 /* 2315 * Avoid re-ordering button and movement events. While a button 2316 * event is deferred, throw away up to BUTTON2_MAXMOVE movement 2317 * events to allow for mouse jitter. If more movement events 2318 * occur, then complete the deferred button events immediately. 2319 */ 2320 if ((a2->dx != 0 || a2->dy != 0) && 2321 S_DELAYED(states[mouse_button_state].s[trans])) { 2322 if (++mouse_move_delayed > BUTTON2_MAXMOVE) { 2323 mouse_move_delayed = 0; 2324 mouse_button_state = 2325 states[mouse_button_state].s[A_TIMEOUT]; 2326 changed = TRUE; 2327 } else 2328 a2->dx = a2->dy = 0; 2329 } else 2330 mouse_move_delayed = 0; 2331 if (mouse_button_state != states[mouse_button_state].s[trans]) 2332 changed = TRUE; 2333 if (changed) 2334 gettimeofday(&mouse_button_state_tv, NULL); 2335 mouse_button_state = states[mouse_button_state].s[trans]; 2336 a2->button &= 2337 ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); 2338 a2->button &= states[mouse_button_state].mask; 2339 a2->button |= states[mouse_button_state].buttons; 2340 flags = a2->flags & MOUSE_POSCHANGED; 2341 flags |= a2->obutton ^ a2->button; 2342 if (flags & MOUSE_BUTTON2DOWN) { 2343 a2->flags = flags & MOUSE_BUTTON2DOWN; 2344 r_timestamp(a2); 2345 } 2346 a2->flags = flags; 2347 } 2348 return changed; 2349 } 2350 2351 /* phisical to logical button mapping */ 2352 static int p2l[MOUSE_MAXBUTTON] = { 2353 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 2354 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 2355 0x00000100, 0x00000200, 0x00000400, 0x00000800, 2356 0x00001000, 0x00002000, 0x00004000, 0x00008000, 2357 0x00010000, 0x00020000, 0x00040000, 0x00080000, 2358 0x00100000, 0x00200000, 0x00400000, 0x00800000, 2359 0x01000000, 0x02000000, 0x04000000, 0x08000000, 2360 0x10000000, 0x20000000, 0x40000000, 2361 }; 2362 2363 static char * 2364 skipspace(char *s) 2365 { 2366 while(isspace(*s)) 2367 ++s; 2368 return s; 2369 } 2370 2371 static int 2372 r_installmap(char *arg) 2373 { 2374 int pbutton; 2375 int lbutton; 2376 char *s; 2377 2378 while (*arg) { 2379 arg = skipspace(arg); 2380 s = arg; 2381 while (isdigit(*arg)) 2382 ++arg; 2383 arg = skipspace(arg); 2384 if ((arg <= s) || (*arg != '=')) 2385 return FALSE; 2386 lbutton = atoi(s); 2387 2388 arg = skipspace(++arg); 2389 s = arg; 2390 while (isdigit(*arg)) 2391 ++arg; 2392 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 2393 return FALSE; 2394 pbutton = atoi(s); 2395 2396 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 2397 return FALSE; 2398 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 2399 return FALSE; 2400 p2l[pbutton - 1] = 1 << (lbutton - 1); 2401 mstate[lbutton - 1] = &bstate[pbutton - 1]; 2402 } 2403 2404 return TRUE; 2405 } 2406 2407 static void 2408 r_map(mousestatus_t *act1, mousestatus_t *act2) 2409 { 2410 register int pb; 2411 register int pbuttons; 2412 int lbuttons; 2413 2414 pbuttons = act1->button; 2415 lbuttons = 0; 2416 2417 act2->obutton = act2->button; 2418 if (pbuttons & rodent.wmode) { 2419 pbuttons &= ~rodent.wmode; 2420 act1->dz = act1->dy; 2421 act1->dx = 0; 2422 act1->dy = 0; 2423 } 2424 act2->dx = act1->dx; 2425 act2->dy = act1->dy; 2426 act2->dz = act1->dz; 2427 2428 switch (rodent.zmap[0]) { 2429 case 0: /* do nothing */ 2430 break; 2431 case MOUSE_XAXIS: 2432 if (act1->dz != 0) { 2433 act2->dx = act1->dz; 2434 act2->dz = 0; 2435 } 2436 break; 2437 case MOUSE_YAXIS: 2438 if (act1->dz != 0) { 2439 act2->dy = act1->dz; 2440 act2->dz = 0; 2441 } 2442 break; 2443 default: /* buttons */ 2444 pbuttons &= ~(rodent.zmap[0] | rodent.zmap[1] 2445 | rodent.zmap[2] | rodent.zmap[3]); 2446 if ((act1->dz < -1) && rodent.zmap[2]) { 2447 pbuttons |= rodent.zmap[2]; 2448 zstate[2].count = 1; 2449 } else if (act1->dz < 0) { 2450 pbuttons |= rodent.zmap[0]; 2451 zstate[0].count = 1; 2452 } else if ((act1->dz > 1) && rodent.zmap[3]) { 2453 pbuttons |= rodent.zmap[3]; 2454 zstate[3].count = 1; 2455 } else if (act1->dz > 0) { 2456 pbuttons |= rodent.zmap[1]; 2457 zstate[1].count = 1; 2458 } 2459 act2->dz = 0; 2460 break; 2461 } 2462 2463 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 2464 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 2465 pbuttons >>= 1; 2466 } 2467 act2->button = lbuttons; 2468 2469 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 2470 | (act2->obutton ^ act2->button); 2471 } 2472 2473 static void 2474 r_timestamp(mousestatus_t *act) 2475 { 2476 struct timeval tv; 2477 struct timeval tv1; 2478 struct timeval tv2; 2479 struct timeval tv3; 2480 int button; 2481 int mask; 2482 int i; 2483 2484 mask = act->flags & MOUSE_BUTTONS; 2485 #if 0 2486 if (mask == 0) 2487 return; 2488 #endif 2489 2490 gettimeofday(&tv1, NULL); 2491 drift_current_tv = tv1; 2492 2493 /* double click threshold */ 2494 tv2.tv_sec = rodent.clickthreshold/1000; 2495 tv2.tv_usec = (rodent.clickthreshold%1000)*1000; 2496 timersub(&tv1, &tv2, &tv); 2497 debug("tv: %ld %ld", tv.tv_sec, tv.tv_usec); 2498 2499 /* 3 button emulation timeout */ 2500 tv2.tv_sec = rodent.button2timeout/1000; 2501 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2502 timersub(&tv1, &tv2, &tv3); 2503 2504 button = MOUSE_BUTTON1DOWN; 2505 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2506 if (mask & 1) { 2507 if (act->button & button) { 2508 /* the button is down */ 2509 debug(" : %ld %ld", 2510 bstate[i].tv.tv_sec, bstate[i].tv.tv_usec); 2511 if (timercmp(&tv, &bstate[i].tv, >)) { 2512 bstate[i].count = 1; 2513 } else { 2514 ++bstate[i].count; 2515 } 2516 bstate[i].tv = tv1; 2517 } else { 2518 /* the button is up */ 2519 bstate[i].tv = tv1; 2520 } 2521 } else { 2522 if (act->button & button) { 2523 /* the button has been down */ 2524 if (timercmp(&tv3, &bstate[i].tv, >)) { 2525 bstate[i].count = 1; 2526 bstate[i].tv = tv1; 2527 act->flags |= button; 2528 debug("button %d timeout", i + 1); 2529 } 2530 } else { 2531 /* the button has been up */ 2532 } 2533 } 2534 button <<= 1; 2535 mask >>= 1; 2536 } 2537 } 2538 2539 static int 2540 r_timeout(void) 2541 { 2542 struct timeval tv; 2543 struct timeval tv1; 2544 struct timeval tv2; 2545 2546 if (states[mouse_button_state].timeout) 2547 return TRUE; 2548 gettimeofday(&tv1, NULL); 2549 tv2.tv_sec = rodent.button2timeout/1000; 2550 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2551 timersub(&tv1, &tv2, &tv); 2552 return timercmp(&tv, &mouse_button_state_tv, >); 2553 } 2554 2555 static void 2556 r_click(mousestatus_t *act) 2557 { 2558 struct mouse_info mouse; 2559 int button; 2560 int mask; 2561 int i; 2562 2563 mask = act->flags & MOUSE_BUTTONS; 2564 if (mask == 0) 2565 return; 2566 2567 button = MOUSE_BUTTON1DOWN; 2568 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2569 if (mask & 1) { 2570 debug("mstate[%d]->count:%d", i, mstate[i]->count); 2571 if (act->button & button) { 2572 /* the button is down */ 2573 mouse.u.event.value = mstate[i]->count; 2574 } else { 2575 /* the button is up */ 2576 mouse.u.event.value = 0; 2577 } 2578 mouse.operation = MOUSE_BUTTON_EVENT; 2579 mouse.u.event.id = button; 2580 if (debug < 2) 2581 if (!paused) 2582 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 2583 debug("button %d count %d", i + 1, mouse.u.event.value); 2584 } 2585 button <<= 1; 2586 mask >>= 1; 2587 } 2588 } 2589 2590 /* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 2591 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 2592 /* 2593 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 2594 * 2595 * Permission to use, copy, modify, distribute, and sell this software and its 2596 * documentation for any purpose is hereby granted without fee, provided that 2597 * the above copyright notice appear in all copies and that both that 2598 * copyright notice and this permission notice appear in supporting 2599 * documentation, and that the name of David Dawes 2600 * not be used in advertising or publicity pertaining to distribution of 2601 * the software without specific, written prior permission. 2602 * David Dawes makes no representations about the suitability of this 2603 * software for any purpose. It is provided "as is" without express or 2604 * implied warranty. 2605 * 2606 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 2607 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 2608 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 2609 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 2610 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 2611 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 2612 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2613 * 2614 */ 2615 2616 2617 static void 2618 setmousespeed(int old, int new, unsigned cflag) 2619 { 2620 struct termios tty; 2621 char *c; 2622 2623 if (tcgetattr(rodent.mfd, &tty) < 0) 2624 { 2625 logwarn("unable to get status of mouse fd"); 2626 return; 2627 } 2628 2629 tty.c_iflag = IGNBRK | IGNPAR; 2630 tty.c_oflag = 0; 2631 tty.c_lflag = 0; 2632 tty.c_cflag = (tcflag_t)cflag; 2633 tty.c_cc[VTIME] = 0; 2634 tty.c_cc[VMIN] = 1; 2635 2636 switch (old) 2637 { 2638 case 9600: 2639 cfsetispeed(&tty, B9600); 2640 cfsetospeed(&tty, B9600); 2641 break; 2642 case 4800: 2643 cfsetispeed(&tty, B4800); 2644 cfsetospeed(&tty, B4800); 2645 break; 2646 case 2400: 2647 cfsetispeed(&tty, B2400); 2648 cfsetospeed(&tty, B2400); 2649 break; 2650 case 1200: 2651 default: 2652 cfsetispeed(&tty, B1200); 2653 cfsetospeed(&tty, B1200); 2654 } 2655 2656 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2657 { 2658 logwarn("unable to set status of mouse fd"); 2659 return; 2660 } 2661 2662 switch (new) 2663 { 2664 case 9600: 2665 c = "*q"; 2666 cfsetispeed(&tty, B9600); 2667 cfsetospeed(&tty, B9600); 2668 break; 2669 case 4800: 2670 c = "*p"; 2671 cfsetispeed(&tty, B4800); 2672 cfsetospeed(&tty, B4800); 2673 break; 2674 case 2400: 2675 c = "*o"; 2676 cfsetispeed(&tty, B2400); 2677 cfsetospeed(&tty, B2400); 2678 break; 2679 case 1200: 2680 default: 2681 c = "*n"; 2682 cfsetispeed(&tty, B1200); 2683 cfsetospeed(&tty, B1200); 2684 } 2685 2686 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 2687 || rodent.rtype == MOUSE_PROTO_LOGI) 2688 { 2689 if (write(rodent.mfd, c, 2) != 2) 2690 { 2691 logwarn("unable to write to mouse fd"); 2692 return; 2693 } 2694 } 2695 usleep(100000); 2696 2697 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2698 logwarn("unable to set status of mouse fd"); 2699 } 2700 2701 /* 2702 * PnP COM device support 2703 * 2704 * It's a simplistic implementation, but it works :-) 2705 * KY, 31/7/97. 2706 */ 2707 2708 /* 2709 * Try to elicit a PnP ID as described in 2710 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 2711 * rev 1.00", 1995. 2712 * 2713 * The routine does not fully implement the COM Enumerator as par Section 2714 * 2.1 of the document. In particular, we don't have idle state in which 2715 * the driver software monitors the com port for dynamic connection or 2716 * removal of a device at the port, because `moused' simply quits if no 2717 * device is found. 2718 * 2719 * In addition, as PnP COM device enumeration procedure slightly has 2720 * changed since its first publication, devices which follow earlier 2721 * revisions of the above spec. may fail to respond if the rev 1.0 2722 * procedure is used. XXX 2723 */ 2724 static int 2725 pnpwakeup1(void) 2726 { 2727 struct timeval timeout; 2728 fd_set fds; 2729 int i; 2730 2731 /* 2732 * This is the procedure described in rev 1.0 of PnP COM device spec. 2733 * Unfortunately, some devices which comform to earlier revisions of 2734 * the spec gets confused and do not return the ID string... 2735 */ 2736 debug("PnP COM device rev 1.0 probe..."); 2737 2738 /* port initialization (2.1.2) */ 2739 ioctl(rodent.mfd, TIOCMGET, &i); 2740 i |= TIOCM_DTR; /* DTR = 1 */ 2741 i &= ~TIOCM_RTS; /* RTS = 0 */ 2742 ioctl(rodent.mfd, TIOCMSET, &i); 2743 usleep(240000); 2744 2745 /* 2746 * The PnP COM device spec. dictates that the mouse must set DSR 2747 * in response to DTR (by hardware or by software) and that if DSR is 2748 * not asserted, the host computer should think that there is no device 2749 * at this serial port. But some mice just don't do that... 2750 */ 2751 ioctl(rodent.mfd, TIOCMGET, &i); 2752 debug("modem status 0%o", i); 2753 if ((i & TIOCM_DSR) == 0) 2754 return FALSE; 2755 2756 /* port setup, 1st phase (2.1.3) */ 2757 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2758 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2759 ioctl(rodent.mfd, TIOCMBIC, &i); 2760 usleep(240000); 2761 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 2762 ioctl(rodent.mfd, TIOCMBIS, &i); 2763 usleep(240000); 2764 2765 /* wait for response, 1st phase (2.1.4) */ 2766 i = FREAD; 2767 ioctl(rodent.mfd, TIOCFLUSH, &i); 2768 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2769 ioctl(rodent.mfd, TIOCMBIS, &i); 2770 2771 /* try to read something */ 2772 FD_ZERO(&fds); 2773 FD_SET(rodent.mfd, &fds); 2774 timeout.tv_sec = 0; 2775 timeout.tv_usec = 240000; 2776 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2777 debug("pnpwakeup1(): valid response in first phase."); 2778 return TRUE; 2779 } 2780 2781 /* port setup, 2nd phase (2.1.5) */ 2782 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2783 ioctl(rodent.mfd, TIOCMBIC, &i); 2784 usleep(240000); 2785 2786 /* wait for respose, 2nd phase (2.1.6) */ 2787 i = FREAD; 2788 ioctl(rodent.mfd, TIOCFLUSH, &i); 2789 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2790 ioctl(rodent.mfd, TIOCMBIS, &i); 2791 2792 /* try to read something */ 2793 FD_ZERO(&fds); 2794 FD_SET(rodent.mfd, &fds); 2795 timeout.tv_sec = 0; 2796 timeout.tv_usec = 240000; 2797 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2798 debug("pnpwakeup1(): valid response in second phase."); 2799 return TRUE; 2800 } 2801 2802 return FALSE; 2803 } 2804 2805 static int 2806 pnpwakeup2(void) 2807 { 2808 struct timeval timeout; 2809 fd_set fds; 2810 int i; 2811 2812 /* 2813 * This is a simplified procedure; it simply toggles RTS. 2814 */ 2815 debug("alternate probe..."); 2816 2817 ioctl(rodent.mfd, TIOCMGET, &i); 2818 i |= TIOCM_DTR; /* DTR = 1 */ 2819 i &= ~TIOCM_RTS; /* RTS = 0 */ 2820 ioctl(rodent.mfd, TIOCMSET, &i); 2821 usleep(240000); 2822 2823 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2824 2825 /* wait for respose */ 2826 i = FREAD; 2827 ioctl(rodent.mfd, TIOCFLUSH, &i); 2828 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2829 ioctl(rodent.mfd, TIOCMBIS, &i); 2830 2831 /* try to read something */ 2832 FD_ZERO(&fds); 2833 FD_SET(rodent.mfd, &fds); 2834 timeout.tv_sec = 0; 2835 timeout.tv_usec = 240000; 2836 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2837 debug("pnpwakeup2(): valid response."); 2838 return TRUE; 2839 } 2840 2841 return FALSE; 2842 } 2843 2844 static int 2845 pnpgets(char *buf) 2846 { 2847 struct timeval timeout; 2848 fd_set fds; 2849 int begin; 2850 int i; 2851 char c; 2852 2853 if (!pnpwakeup1() && !pnpwakeup2()) { 2854 /* 2855 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2856 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 2857 * assuming there is something at the port even if it didn't 2858 * respond to the PnP enumeration procedure. 2859 */ 2860 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2861 ioctl(rodent.mfd, TIOCMBIS, &i); 2862 return 0; 2863 } 2864 2865 /* collect PnP COM device ID (2.1.7) */ 2866 begin = -1; 2867 i = 0; 2868 usleep(240000); /* the mouse must send `Begin ID' within 200msec */ 2869 while (read(rodent.mfd, &c, 1) == 1) { 2870 /* we may see "M", or "M3..." before `Begin ID' */ 2871 buf[i++] = c; 2872 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 2873 debug("begin-id %02x", c); 2874 begin = i - 1; 2875 break; 2876 } 2877 debug("%c %02x", c, c); 2878 if (i >= 256) 2879 break; 2880 } 2881 if (begin < 0) { 2882 /* we haven't seen `Begin ID' in time... */ 2883 goto connect_idle; 2884 } 2885 2886 ++c; /* make it `End ID' */ 2887 for (;;) { 2888 FD_ZERO(&fds); 2889 FD_SET(rodent.mfd, &fds); 2890 timeout.tv_sec = 0; 2891 timeout.tv_usec = 240000; 2892 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 2893 break; 2894 2895 read(rodent.mfd, &buf[i], 1); 2896 if (buf[i++] == c) /* End ID */ 2897 break; 2898 if (i >= 256) 2899 break; 2900 } 2901 if (begin > 0) { 2902 i -= begin; 2903 bcopy(&buf[begin], &buf[0], i); 2904 } 2905 /* string may not be human readable... */ 2906 debug("len:%d, '%-*.*s'", i, i, i, buf); 2907 2908 if (buf[i - 1] == c) 2909 return i; /* a valid PnP string */ 2910 2911 /* 2912 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2913 * in idle state. But, `moused' shall leave the modem control lines 2914 * as they are. See above. 2915 */ 2916 connect_idle: 2917 2918 /* we may still have something in the buffer */ 2919 return ((i > 0) ? i : 0); 2920 } 2921 2922 static int 2923 pnpparse(pnpid_t *id, char *buf, int len) 2924 { 2925 char s[3]; 2926 int offset; 2927 int sum = 0; 2928 int i, j; 2929 2930 id->revision = 0; 2931 id->eisaid = NULL; 2932 id->serial = NULL; 2933 id->class = NULL; 2934 id->compat = NULL; 2935 id->description = NULL; 2936 id->neisaid = 0; 2937 id->nserial = 0; 2938 id->nclass = 0; 2939 id->ncompat = 0; 2940 id->ndescription = 0; 2941 2942 if ((buf[0] != 0x28) && (buf[0] != 0x08)) { 2943 /* non-PnP mice */ 2944 switch(buf[0]) { 2945 default: 2946 return FALSE; 2947 case 'M': /* Microsoft */ 2948 id->eisaid = "PNP0F01"; 2949 break; 2950 case 'H': /* MouseSystems */ 2951 id->eisaid = "PNP0F04"; 2952 break; 2953 } 2954 id->neisaid = strlen(id->eisaid); 2955 id->class = "MOUSE"; 2956 id->nclass = strlen(id->class); 2957 debug("non-PnP mouse '%c'", buf[0]); 2958 return TRUE; 2959 } 2960 2961 /* PnP mice */ 2962 offset = 0x28 - buf[0]; 2963 2964 /* calculate checksum */ 2965 for (i = 0; i < len - 3; ++i) { 2966 sum += buf[i]; 2967 buf[i] += offset; 2968 } 2969 sum += buf[len - 1]; 2970 for (; i < len; ++i) 2971 buf[i] += offset; 2972 debug("PnP ID string: '%*.*s'", len, len, buf); 2973 2974 /* revision */ 2975 buf[1] -= offset; 2976 buf[2] -= offset; 2977 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 2978 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 2979 2980 /* EISA vender and product ID */ 2981 id->eisaid = &buf[3]; 2982 id->neisaid = 7; 2983 2984 /* option strings */ 2985 i = 10; 2986 if (buf[i] == '\\') { 2987 /* device serial # */ 2988 for (j = ++i; i < len; ++i) { 2989 if (buf[i] == '\\') 2990 break; 2991 } 2992 if (i >= len) 2993 i -= 3; 2994 if (i - j == 8) { 2995 id->serial = &buf[j]; 2996 id->nserial = 8; 2997 } 2998 } 2999 if (buf[i] == '\\') { 3000 /* PnP class */ 3001 for (j = ++i; i < len; ++i) { 3002 if (buf[i] == '\\') 3003 break; 3004 } 3005 if (i >= len) 3006 i -= 3; 3007 if (i > j + 1) { 3008 id->class = &buf[j]; 3009 id->nclass = i - j; 3010 } 3011 } 3012 if (buf[i] == '\\') { 3013 /* compatible driver */ 3014 for (j = ++i; i < len; ++i) { 3015 if (buf[i] == '\\') 3016 break; 3017 } 3018 /* 3019 * PnP COM spec prior to v0.96 allowed '*' in this field, 3020 * it's not allowed now; just igore it. 3021 */ 3022 if (buf[j] == '*') 3023 ++j; 3024 if (i >= len) 3025 i -= 3; 3026 if (i > j + 1) { 3027 id->compat = &buf[j]; 3028 id->ncompat = i - j; 3029 } 3030 } 3031 if (buf[i] == '\\') { 3032 /* product description */ 3033 for (j = ++i; i < len; ++i) { 3034 if (buf[i] == ';') 3035 break; 3036 } 3037 if (i >= len) 3038 i -= 3; 3039 if (i > j + 1) { 3040 id->description = &buf[j]; 3041 id->ndescription = i - j; 3042 } 3043 } 3044 3045 /* checksum exists if there are any optional fields */ 3046 if ((id->nserial > 0) || (id->nclass > 0) 3047 || (id->ncompat > 0) || (id->ndescription > 0)) { 3048 debug("PnP checksum: 0x%X", sum); 3049 sprintf(s, "%02X", sum & 0x0ff); 3050 if (strncmp(s, &buf[len - 3], 2) != 0) { 3051 #if 0 3052 /* 3053 * I found some mice do not comply with the PnP COM device 3054 * spec regarding checksum... XXX 3055 */ 3056 logwarnx("PnP checksum error", 0); 3057 return FALSE; 3058 #endif 3059 } 3060 } 3061 3062 return TRUE; 3063 } 3064 3065 static symtab_t * 3066 pnpproto(pnpid_t *id) 3067 { 3068 symtab_t *t; 3069 int i, j; 3070 3071 if (id->nclass > 0) 3072 if (strncmp(id->class, "MOUSE", id->nclass) != 0 && 3073 strncmp(id->class, "TABLET", id->nclass) != 0) 3074 /* this is not a mouse! */ 3075 return NULL; 3076 3077 if (id->neisaid > 0) { 3078 t = gettoken(pnpprod, id->eisaid, id->neisaid); 3079 if (t->val != MOUSE_PROTO_UNKNOWN) 3080 return t; 3081 } 3082 3083 /* 3084 * The 'Compatible drivers' field may contain more than one 3085 * ID separated by ','. 3086 */ 3087 if (id->ncompat <= 0) 3088 return NULL; 3089 for (i = 0; i < id->ncompat; ++i) { 3090 for (j = i; id->compat[i] != ','; ++i) 3091 if (i >= id->ncompat) 3092 break; 3093 if (i > j) { 3094 t = gettoken(pnpprod, id->compat + j, i - j); 3095 if (t->val != MOUSE_PROTO_UNKNOWN) 3096 return t; 3097 } 3098 } 3099 3100 return NULL; 3101 } 3102 3103 /* name/val mapping */ 3104 3105 static symtab_t * 3106 gettoken(symtab_t *tab, char *s, int len) 3107 { 3108 int i; 3109 3110 for (i = 0; tab[i].name != NULL; ++i) { 3111 if (strncmp(tab[i].name, s, len) == 0) 3112 break; 3113 } 3114 return &tab[i]; 3115 } 3116 3117 static char * 3118 gettokenname(symtab_t *tab, int val) 3119 { 3120 int i; 3121 3122 for (i = 0; tab[i].name != NULL; ++i) { 3123 if (tab[i].val == val) 3124 return tab[i].name; 3125 } 3126 return NULL; 3127 } 3128 3129 3130 /* 3131 * code to read from the Genius Kidspad tablet. 3132 3133 The tablet responds to the COM PnP protocol 1.0 with EISA-ID KYE0005, 3134 and to pre-pnp probes (RTS toggle) with 'T' (tablet ?) 3135 9600, 8 bit, parity odd. 3136 3137 The tablet puts out 5 bytes. b0 (mask 0xb8, value 0xb8) contains 3138 the proximity, tip and button info: 3139 (byte0 & 0x1) true = tip pressed 3140 (byte0 & 0x2) true = button pressed 3141 (byte0 & 0x40) false = pen in proximity of tablet. 3142 3143 The next 4 bytes are used for coordinates xl, xh, yl, yh (7 bits valid). 3144 3145 Only absolute coordinates are returned, so we use the following approach: 3146 we store the last coordinates sent when the pen went out of the tablet, 3147 3148 3149 * 3150 */ 3151 3152 typedef enum { 3153 S_IDLE, S_PROXY, S_FIRST, S_DOWN, S_UP 3154 } k_status ; 3155 3156 static int 3157 kidspad(u_char rxc, mousestatus_t *act) 3158 { 3159 static int buf[5]; 3160 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 3161 static k_status status = S_IDLE ; 3162 static struct timeval old, now ; 3163 3164 int x, y ; 3165 3166 if (buflen > 0 && (rxc & 0x80)) { 3167 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3168 buflen = 0 ; 3169 } 3170 if (buflen == 0 && (rxc & 0xb8) != 0xb8) { 3171 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3172 return 0 ; /* invalid code, no action */ 3173 } 3174 buf[buflen++] = rxc ; 3175 if (buflen < 5) 3176 return 0 ; 3177 3178 buflen = 0 ; /* for next time... */ 3179 3180 x = buf[1]+128*(buf[2] - 7) ; 3181 if (x < 0) x = 0 ; 3182 y = 28*128 - (buf[3] + 128* (buf[4] - 7)) ; 3183 if (y < 0) y = 0 ; 3184 3185 x /= 8 ; 3186 y /= 8 ; 3187 3188 act->flags = 0 ; 3189 act->obutton = act->button ; 3190 act->dx = act->dy = act->dz = 0 ; 3191 gettimeofday(&now, NULL); 3192 if (buf[0] & 0x40) /* pen went out of reach */ 3193 status = S_IDLE ; 3194 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3195 act->flags |= MOUSE_POSCHANGED ; /* force update */ 3196 status = S_PROXY ; 3197 x_prev = x ; 3198 y_prev = y ; 3199 } 3200 old = now ; 3201 act->dx = x - x_prev ; 3202 act->dy = y - y_prev ; 3203 if (act->dx || act->dy) 3204 act->flags |= MOUSE_POSCHANGED ; 3205 x_prev = x ; 3206 y_prev = y ; 3207 if (b_prev != 0 && b_prev != buf[0]) { /* possibly record button change */ 3208 act->button = 0 ; 3209 if (buf[0] & 0x01) /* tip pressed */ 3210 act->button |= MOUSE_BUTTON1DOWN ; 3211 if (buf[0] & 0x02) /* button pressed */ 3212 act->button |= MOUSE_BUTTON2DOWN ; 3213 act->flags |= MOUSE_BUTTONSCHANGED ; 3214 } 3215 b_prev = buf[0] ; 3216 return act->flags ; 3217 } 3218 3219 static int 3220 gtco_digipad (u_char rxc, mousestatus_t *act) 3221 { 3222 static u_char buf[5]; 3223 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 3224 static k_status status = S_IDLE ; 3225 int x, y; 3226 3227 #define GTCO_HEADER 0x80 3228 #define GTCO_PROXIMITY 0x40 3229 #define GTCO_START (GTCO_HEADER|GTCO_PROXIMITY) 3230 #define GTCO_BUTTONMASK 0x3c 3231 3232 3233 if (buflen > 0 && ((rxc & GTCO_HEADER) != GTCO_HEADER)) { 3234 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3235 buflen = 0 ; 3236 } 3237 if (buflen == 0 && (rxc & GTCO_START) != GTCO_START) { 3238 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3239 return 0 ; /* invalid code, no action */ 3240 } 3241 3242 buf[buflen++] = rxc ; 3243 if (buflen < 5) 3244 return 0 ; 3245 3246 buflen = 0 ; /* for next time... */ 3247 3248 x = ((buf[2] & ~GTCO_START) << 6 | (buf[1] & ~GTCO_START)); 3249 y = 4768 - ((buf[4] & ~GTCO_START) << 6 | (buf[3] & ~GTCO_START)); 3250 3251 x /= 2.5; 3252 y /= 2.5; 3253 3254 act->flags = 0 ; 3255 act->obutton = act->button ; 3256 act->dx = act->dy = act->dz = 0 ; 3257 3258 if ((buf[0] & 0x40) == 0) /* pen went out of reach */ 3259 status = S_IDLE ; 3260 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3261 act->flags |= MOUSE_POSCHANGED ; /* force update */ 3262 status = S_PROXY ; 3263 x_prev = x ; 3264 y_prev = y ; 3265 } 3266 3267 act->dx = x - x_prev ; 3268 act->dy = y - y_prev ; 3269 if (act->dx || act->dy) 3270 act->flags |= MOUSE_POSCHANGED ; 3271 x_prev = x ; 3272 y_prev = y ; 3273 3274 /* possibly record button change */ 3275 if (b_prev != 0 && b_prev != buf[0]) { 3276 act->button = 0 ; 3277 if (buf[0] & 0x04) /* tip pressed/yellow */ 3278 act->button |= MOUSE_BUTTON1DOWN ; 3279 if (buf[0] & 0x08) /* grey/white */ 3280 act->button |= MOUSE_BUTTON2DOWN ; 3281 if (buf[0] & 0x10) /* black/green */ 3282 act->button |= MOUSE_BUTTON3DOWN ; 3283 if (buf[0] & 0x20) /* tip+grey/blue */ 3284 act->button |= MOUSE_BUTTON4DOWN ; 3285 act->flags |= MOUSE_BUTTONSCHANGED ; 3286 } 3287 b_prev = buf[0] ; 3288 return act->flags ; 3289 } 3290 3291 static void 3292 mremote_serversetup() 3293 { 3294 struct sockaddr_un ad; 3295 3296 /* Open a UNIX domain stream socket to listen for mouse remote clients */ 3297 unlink(_PATH_MOUSEREMOTE); 3298 3299 if ((rodent.mremsfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) 3300 logerrx(1, "unable to create unix domain socket %s",_PATH_MOUSEREMOTE); 3301 3302 umask(0111); 3303 3304 bzero(&ad, sizeof(ad)); 3305 ad.sun_family = AF_UNIX; 3306 strcpy(ad.sun_path, _PATH_MOUSEREMOTE); 3307 #ifndef SUN_LEN 3308 #define SUN_LEN(unp) (((char *)(unp)->sun_path - (char *)(unp)) + \ 3309 strlen((unp)->path)) 3310 #endif 3311 if (bind(rodent.mremsfd, (struct sockaddr *) &ad, SUN_LEN(&ad)) < 0) 3312 logerrx(1, "unable to bind unix domain socket %s", _PATH_MOUSEREMOTE); 3313 3314 listen(rodent.mremsfd, 1); 3315 } 3316 3317 static void 3318 mremote_clientchg(int add) 3319 { 3320 struct sockaddr_un ad; 3321 int ad_len, fd; 3322 3323 if (rodent.rtype != MOUSE_PROTO_X10MOUSEREM) 3324 return; 3325 3326 if (add) { 3327 /* Accept client connection, if we don't already have one */ 3328 ad_len = sizeof(ad); 3329 fd = accept(rodent.mremsfd, (struct sockaddr *) &ad, &ad_len); 3330 if (fd < 0) 3331 logwarnx("failed accept on mouse remote socket"); 3332 3333 if (rodent.mremcfd < 0) { 3334 rodent.mremcfd = fd; 3335 debug("remote client connect...accepted"); 3336 } 3337 else { 3338 close(fd); 3339 debug("another remote client connect...disconnected"); 3340 } 3341 } 3342 else { 3343 /* Client disconnected */ 3344 debug("remote client disconnected"); 3345 close(rodent.mremcfd); 3346 rodent.mremcfd = -1; 3347 } 3348 } 3349