1 /** 2 ** SPDX-License-Identifier: BSD-4-Clause 3 ** 4 ** Copyright (c) 1995 Michael Smith, All rights reserved. 5 ** 6 ** Redistribution and use in source and binary forms, with or without 7 ** modification, are permitted provided that the following conditions 8 ** are met: 9 ** 1. Redistributions of source code must retain the above copyright 10 ** notice, this list of conditions and the following disclaimer as 11 ** the first lines of this file unmodified. 12 ** 2. Redistributions in binary form must reproduce the above copyright 13 ** notice, this list of conditions and the following disclaimer in the 14 ** documentation and/or other materials provided with the distribution. 15 ** 3. All advertising materials mentioning features or use of this software 16 ** must display the following acknowledgment: 17 ** This product includes software developed by Michael Smith. 18 ** 4. The name of the author may not be used to endorse or promote products 19 ** derived from this software without specific prior written permission. 20 ** 21 ** 22 ** THIS SOFTWARE IS PROVIDED BY Michael Smith ``AS IS'' AND ANY 23 ** EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 ** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 ** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Michael Smith BE LIABLE FOR 26 ** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 ** CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 ** SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 29 ** BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 30 ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 31 ** OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 32 ** EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 ** 34 **/ 35 36 /** 37 ** MOUSED.C 38 ** 39 ** Mouse daemon : listens to a serial port, the bus mouse interface, or 40 ** the PS/2 mouse port for mouse data stream, interprets data and passes 41 ** ioctls off to the console driver. 42 ** 43 ** The mouse interface functions are derived closely from the mouse 44 ** handler in the XFree86 X server. Many thanks to the XFree86 people 45 ** for their great work! 46 ** 47 **/ 48 49 #include <sys/cdefs.h> 50 __FBSDID("$FreeBSD$"); 51 52 #include <sys/param.h> 53 #include <sys/consio.h> 54 #include <sys/mouse.h> 55 #include <sys/socket.h> 56 #include <sys/stat.h> 57 #include <sys/time.h> 58 #include <sys/un.h> 59 60 #include <ctype.h> 61 #include <err.h> 62 #include <errno.h> 63 #include <fcntl.h> 64 #include <libutil.h> 65 #include <limits.h> 66 #include <setjmp.h> 67 #include <signal.h> 68 #include <stdarg.h> 69 #include <stdint.h> 70 #include <stdio.h> 71 #include <stdlib.h> 72 #include <string.h> 73 #include <syslog.h> 74 #include <termios.h> 75 #include <unistd.h> 76 #include <math.h> 77 78 #define MAX_CLICKTHRESHOLD 2000 /* 2 seconds */ 79 #define MAX_BUTTON2TIMEOUT 2000 /* 2 seconds */ 80 #define DFLT_CLICKTHRESHOLD 500 /* 0.5 second */ 81 #define DFLT_BUTTON2TIMEOUT 100 /* 0.1 second */ 82 #define DFLT_SCROLLTHRESHOLD 3 /* 3 pixels */ 83 #define DFLT_SCROLLSPEED 2 /* 2 pixels */ 84 85 /* Abort 3-button emulation delay after this many movement events. */ 86 #define BUTTON2_MAXMOVE 3 87 88 #define TRUE 1 89 #define FALSE 0 90 91 #define MOUSE_XAXIS (-1) 92 #define MOUSE_YAXIS (-2) 93 94 /* Logitech PS2++ protocol */ 95 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 96 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 97 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 98 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 99 100 #define ChordMiddle 0x0001 101 #define Emulate3Button 0x0002 102 #define ClearDTR 0x0004 103 #define ClearRTS 0x0008 104 #define NoPnP 0x0010 105 #define VirtualScroll 0x0020 106 #define HVirtualScroll 0x0040 107 #define ExponentialAcc 0x0080 108 109 #define ID_NONE 0 110 #define ID_PORT 1 111 #define ID_IF 2 112 #define ID_TYPE 4 113 #define ID_MODEL 8 114 #define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 115 116 /* Operations on timespecs */ 117 #define tsclr(tvp) ((tvp)->tv_sec = (tvp)->tv_nsec = 0) 118 #define tscmp(tvp, uvp, cmp) \ 119 (((tvp)->tv_sec == (uvp)->tv_sec) ? \ 120 ((tvp)->tv_nsec cmp (uvp)->tv_nsec) : \ 121 ((tvp)->tv_sec cmp (uvp)->tv_sec)) 122 #define tssub(tvp, uvp, vvp) \ 123 do { \ 124 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \ 125 (vvp)->tv_nsec = (tvp)->tv_nsec - (uvp)->tv_nsec; \ 126 if ((vvp)->tv_nsec < 0) { \ 127 (vvp)->tv_sec--; \ 128 (vvp)->tv_nsec += 1000000000; \ 129 } \ 130 } while (0) 131 132 #define debug(...) do { \ 133 if (debug && nodaemon) \ 134 warnx(__VA_ARGS__); \ 135 } while (0) 136 137 #define logerr(e, ...) do { \ 138 log_or_warn(LOG_DAEMON | LOG_ERR, errno, __VA_ARGS__); \ 139 exit(e); \ 140 } while (0) 141 142 #define logerrx(e, ...) do { \ 143 log_or_warn(LOG_DAEMON | LOG_ERR, 0, __VA_ARGS__); \ 144 exit(e); \ 145 } while (0) 146 147 #define logwarn(...) \ 148 log_or_warn(LOG_DAEMON | LOG_WARNING, errno, __VA_ARGS__) 149 150 #define logwarnx(...) \ 151 log_or_warn(LOG_DAEMON | LOG_WARNING, 0, __VA_ARGS__) 152 153 /* structures */ 154 155 /* symbol table entry */ 156 typedef struct { 157 const char *name; 158 int val; 159 int val2; 160 } symtab_t; 161 162 /* serial PnP ID string */ 163 typedef struct { 164 int revision; /* PnP revision, 100 for 1.00 */ 165 const char *eisaid; /* EISA ID including mfr ID and product ID */ 166 char *serial; /* serial No, optional */ 167 const char *class; /* device class, optional */ 168 char *compat; /* list of compatible drivers, optional */ 169 char *description; /* product description, optional */ 170 int neisaid; /* length of the above fields... */ 171 int nserial; 172 int nclass; 173 int ncompat; 174 int ndescription; 175 } pnpid_t; 176 177 /* global variables */ 178 179 static int debug = 0; 180 static int nodaemon = FALSE; 181 static int background = FALSE; 182 static int paused = FALSE; 183 static int identify = ID_NONE; 184 static int extioctl = FALSE; 185 static const char *pidfile = "/var/run/moused.pid"; 186 static struct pidfh *pfh; 187 188 #define SCROLL_NOTSCROLLING 0 189 #define SCROLL_PREPARE 1 190 #define SCROLL_SCROLLING 2 191 192 static int scroll_state; 193 static int scroll_movement; 194 static int hscroll_movement; 195 196 /* local variables */ 197 198 /* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 199 static symtab_t rifs[] = { 200 { "serial", MOUSE_IF_SERIAL, 0 }, 201 { "ps/2", MOUSE_IF_PS2, 0 }, 202 { "sysmouse", MOUSE_IF_SYSMOUSE, 0 }, 203 { "usb", MOUSE_IF_USB, 0 }, 204 { NULL, MOUSE_IF_UNKNOWN, 0 }, 205 }; 206 207 /* types (the table must be ordered by MOUSE_PROTO_XXX in mouse.h) */ 208 static const char *rnames[] = { 209 "microsoft", 210 "mousesystems", 211 "logitech", 212 "mmseries", 213 "mouseman", 214 "wasbusmouse", 215 "wasinportmouse", 216 "ps/2", 217 "mmhitab", 218 "glidepoint", 219 "intellimouse", 220 "thinkingmouse", 221 "sysmouse", 222 "x10mouseremote", 223 "kidspad", 224 "versapad", 225 "jogdial", 226 #if notyet 227 "mariqua", 228 #endif 229 "gtco_digipad", 230 NULL 231 }; 232 233 /* models */ 234 static symtab_t rmodels[] = { 235 { "NetScroll", MOUSE_MODEL_NETSCROLL, 0 }, 236 { "NetMouse/NetScroll Optical", MOUSE_MODEL_NET, 0 }, 237 { "GlidePoint", MOUSE_MODEL_GLIDEPOINT, 0 }, 238 { "ThinkingMouse", MOUSE_MODEL_THINK, 0 }, 239 { "IntelliMouse", MOUSE_MODEL_INTELLI, 0 }, 240 { "EasyScroll/SmartScroll", MOUSE_MODEL_EASYSCROLL, 0 }, 241 { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS, 0 }, 242 { "Kidspad", MOUSE_MODEL_KIDSPAD, 0 }, 243 { "VersaPad", MOUSE_MODEL_VERSAPAD, 0 }, 244 { "IntelliMouse Explorer", MOUSE_MODEL_EXPLORER, 0 }, 245 { "4D Mouse", MOUSE_MODEL_4D, 0 }, 246 { "4D+ Mouse", MOUSE_MODEL_4DPLUS, 0 }, 247 { "Synaptics Touchpad", MOUSE_MODEL_SYNAPTICS, 0 }, 248 { "TrackPoint", MOUSE_MODEL_TRACKPOINT, 0 }, 249 { "Elantech Touchpad", MOUSE_MODEL_ELANTECH, 0 }, 250 { "generic", MOUSE_MODEL_GENERIC, 0 }, 251 { NULL, MOUSE_MODEL_UNKNOWN, 0 }, 252 }; 253 254 /* PnP EISA/product IDs */ 255 static symtab_t pnpprod[] = { 256 /* Kensignton ThinkingMouse */ 257 { "KML0001", MOUSE_PROTO_THINK, MOUSE_MODEL_THINK }, 258 /* MS IntelliMouse */ 259 { "MSH0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 260 /* MS IntelliMouse TrackBall */ 261 { "MSH0004", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 262 /* Tremon Wheel Mouse MUSD */ 263 { "HTK0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 264 /* Genius PnP Mouse */ 265 { "KYE0001", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 266 /* MouseSystems SmartScroll Mouse (OEM from Genius?) */ 267 { "KYE0002", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 268 /* Genius NetMouse */ 269 { "KYE0003", MOUSE_PROTO_INTELLI, MOUSE_MODEL_NET }, 270 /* Genius Kidspad, Easypad and other tablets */ 271 { "KYE0005", MOUSE_PROTO_KIDSPAD, MOUSE_MODEL_KIDSPAD }, 272 /* Genius EZScroll */ 273 { "KYEEZ00", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 274 /* Logitech Cordless MouseMan Wheel */ 275 { "LGI8033", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 276 /* Logitech MouseMan (new 4 button model) */ 277 { "LGI800C", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 278 /* Logitech MouseMan+ */ 279 { "LGI8050", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 280 /* Logitech FirstMouse+ */ 281 { "LGI8051", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 282 /* Logitech serial */ 283 { "LGI8001", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 284 /* A4 Tech 4D/4D+ Mouse */ 285 { "A4W0005", MOUSE_PROTO_INTELLI, MOUSE_MODEL_4D }, 286 /* 8D Scroll Mouse */ 287 { "PEC9802", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 288 /* Mitsumi Wireless Scroll Mouse */ 289 { "MTM6401", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 290 291 /* MS serial */ 292 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 293 /* MS PS/2 */ 294 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 295 /* 296 * EzScroll returns PNP0F04 in the compatible device field; but it 297 * doesn't look compatible... XXX 298 */ 299 /* MouseSystems */ 300 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 301 /* MouseSystems */ 302 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 303 #if notyet 304 /* Genius Mouse */ 305 { "PNP0F06", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 306 /* Genius Mouse */ 307 { "PNP0F07", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 308 #endif 309 /* Logitech serial */ 310 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 311 /* MS BallPoint serial */ 312 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 313 /* MS PnP serial */ 314 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 315 /* MS PnP BallPoint serial */ 316 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 317 /* MS serial compatible */ 318 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 319 /* MS PS/2 compatible */ 320 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 321 /* MS BallPoint compatible */ 322 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 323 #if notyet 324 /* TI QuickPort */ 325 { "PNP0F10", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 326 #endif 327 /* Logitech PS/2 */ 328 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 329 /* PS/2 */ 330 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 331 #if notyet 332 /* MS Kids Mouse */ 333 { "PNP0F14", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 334 #endif 335 #if notyet 336 /* Logitech SWIFT */ 337 { "PNP0F16", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 338 #endif 339 /* Logitech serial compat */ 340 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 341 /* Logitech PS/2 compatible */ 342 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 343 #if notyet 344 /* Logitech SWIFT compatible */ 345 { "PNP0F1A", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 346 /* HP Omnibook */ 347 { "PNP0F1B", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 348 /* Compaq LTE TrackBall PS/2 */ 349 { "PNP0F1C", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 350 /* Compaq LTE TrackBall serial */ 351 { "PNP0F1D", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 352 /* MS Kidts Trackball */ 353 { "PNP0F1E", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 354 #endif 355 /* Interlink VersaPad */ 356 { "LNK0001", MOUSE_PROTO_VERSAPAD, MOUSE_MODEL_VERSAPAD }, 357 358 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 359 }; 360 361 /* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 362 static unsigned short rodentcflags[] = 363 { 364 (CS7 | CREAD | CLOCAL | HUPCL), /* MicroSoft */ 365 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* MouseSystems */ 366 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Logitech */ 367 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* MMSeries */ 368 (CS7 | CREAD | CLOCAL | HUPCL), /* MouseMan */ 369 0, /* Bus */ 370 0, /* InPort */ 371 0, /* PS/2 */ 372 (CS8 | CREAD | CLOCAL | HUPCL), /* MM HitTablet */ 373 (CS7 | CREAD | CLOCAL | HUPCL), /* GlidePoint */ 374 (CS7 | CREAD | CLOCAL | HUPCL), /* IntelliMouse */ 375 (CS7 | CREAD | CLOCAL | HUPCL), /* Thinking Mouse */ 376 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* sysmouse */ 377 (CS7 | CREAD | CLOCAL | HUPCL), /* X10 MouseRemote */ 378 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* kidspad etc. */ 379 (CS8 | CREAD | CLOCAL | HUPCL), /* VersaPad */ 380 0, /* JogDial */ 381 #if notyet 382 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Mariqua */ 383 #endif 384 (CS8 | CREAD | HUPCL ), /* GTCO Digi-Pad */ 385 }; 386 387 static struct rodentparam { 388 int flags; 389 const char *portname; /* /dev/XXX */ 390 int rtype; /* MOUSE_PROTO_XXX */ 391 int level; /* operation level: 0 or greater */ 392 int baudrate; 393 int rate; /* report rate */ 394 int resolution; /* MOUSE_RES_XXX or a positive number */ 395 int zmap[4]; /* MOUSE_{X|Y}AXIS or a button number */ 396 int wmode; /* wheel mode button number */ 397 int mfd; /* mouse file descriptor */ 398 int cfd; /* /dev/consolectl file descriptor */ 399 int mremsfd; /* mouse remote server file descriptor */ 400 int mremcfd; /* mouse remote client file descriptor */ 401 int is_removable; /* set if device is removable, like USB */ 402 long clickthreshold; /* double click speed in msec */ 403 long button2timeout; /* 3 button emulation timeout */ 404 mousehw_t hw; /* mouse device hardware information */ 405 mousemode_t mode; /* protocol information */ 406 float accelx; /* Acceleration in the X axis */ 407 float accely; /* Acceleration in the Y axis */ 408 float expoaccel; /* Exponential acceleration */ 409 float expoffset; /* Movement offset for exponential accel. */ 410 float remainx; /* Remainder on X and Y axis, respectively... */ 411 float remainy; /* ... to compensate for rounding errors. */ 412 int scrollthreshold; /* Movement distance before virtual scrolling */ 413 int scrollspeed; /* Movement distance to rate of scrolling */ 414 } rodent = { 415 .flags = 0, 416 .portname = NULL, 417 .rtype = MOUSE_PROTO_UNKNOWN, 418 .level = -1, 419 .baudrate = 1200, 420 .rate = 0, 421 .resolution = MOUSE_RES_UNKNOWN, 422 .zmap = { 0, 0, 0, 0 }, 423 .wmode = 0, 424 .mfd = -1, 425 .cfd = -1, 426 .mremsfd = -1, 427 .mremcfd = -1, 428 .is_removable = 0, 429 .clickthreshold = DFLT_CLICKTHRESHOLD, 430 .button2timeout = DFLT_BUTTON2TIMEOUT, 431 .accelx = 1.0, 432 .accely = 1.0, 433 .expoaccel = 1.0, 434 .expoffset = 1.0, 435 .remainx = 0.0, 436 .remainy = 0.0, 437 .scrollthreshold = DFLT_SCROLLTHRESHOLD, 438 .scrollspeed = DFLT_SCROLLSPEED, 439 }; 440 441 /* button status */ 442 struct button_state { 443 int count; /* 0: up, 1: single click, 2: double click,... */ 444 struct timespec ts; /* timestamp on the last button event */ 445 }; 446 static struct button_state bstate[MOUSE_MAXBUTTON]; /* button state */ 447 static struct button_state *mstate[MOUSE_MAXBUTTON];/* mapped button st.*/ 448 static struct button_state zstate[4]; /* Z/W axis state */ 449 450 /* state machine for 3 button emulation */ 451 452 #define S0 0 /* start */ 453 #define S1 1 /* button 1 delayed down */ 454 #define S2 2 /* button 3 delayed down */ 455 #define S3 3 /* both buttons down -> button 2 down */ 456 #define S4 4 /* button 1 delayed up */ 457 #define S5 5 /* button 1 down */ 458 #define S6 6 /* button 3 down */ 459 #define S7 7 /* both buttons down */ 460 #define S8 8 /* button 3 delayed up */ 461 #define S9 9 /* button 1 or 3 up after S3 */ 462 463 #define A(b1, b3) (((b1) ? 2 : 0) | ((b3) ? 1 : 0)) 464 #define A_TIMEOUT 4 465 #define S_DELAYED(st) (states[st].s[A_TIMEOUT] != (st)) 466 467 static struct { 468 int s[A_TIMEOUT + 1]; 469 int buttons; 470 int mask; 471 int timeout; 472 } states[10] = { 473 /* S0 */ 474 { { S0, S2, S1, S3, S0 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 475 /* S1 */ 476 { { S4, S2, S1, S3, S5 }, 0, ~MOUSE_BUTTON1DOWN, FALSE }, 477 /* S2 */ 478 { { S8, S2, S1, S3, S6 }, 0, ~MOUSE_BUTTON3DOWN, FALSE }, 479 /* S3 */ 480 { { S0, S9, S9, S3, S3 }, MOUSE_BUTTON2DOWN, ~0, FALSE }, 481 /* S4 */ 482 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON1DOWN, ~0, TRUE }, 483 /* S5 */ 484 { { S0, S2, S5, S7, S5 }, MOUSE_BUTTON1DOWN, ~0, FALSE }, 485 /* S6 */ 486 { { S0, S6, S1, S7, S6 }, MOUSE_BUTTON3DOWN, ~0, FALSE }, 487 /* S7 */ 488 { { S0, S6, S5, S7, S7 }, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, ~0, FALSE }, 489 /* S8 */ 490 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON3DOWN, ~0, TRUE }, 491 /* S9 */ 492 { { S0, S9, S9, S3, S9 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 493 }; 494 static int mouse_button_state; 495 static struct timespec mouse_button_state_ts; 496 static int mouse_move_delayed; 497 498 static jmp_buf env; 499 500 struct drift_xy { 501 int x; 502 int y; 503 }; 504 static int drift_distance = 4; /* max steps X+Y */ 505 static int drift_time = 500; /* in 0.5 sec */ 506 static struct timespec drift_time_ts; 507 static struct timespec drift_2time_ts; /* 2*drift_time */ 508 static int drift_after = 4000; /* 4 sec */ 509 static struct timespec drift_after_ts; 510 static int drift_terminate = FALSE; 511 static struct timespec drift_current_ts; 512 static struct timespec drift_tmp; 513 static struct timespec drift_last_activity = {0, 0}; 514 static struct timespec drift_since = {0, 0}; 515 static struct drift_xy drift_last = {0, 0}; /* steps in last drift_time */ 516 static struct drift_xy drift_previous = {0, 0}; /* steps in prev. drift_time */ 517 518 /* function prototypes */ 519 520 static void linacc(int, int, int*, int*); 521 static void expoacc(int, int, int*, int*); 522 static void moused(void); 523 static void hup(int sig); 524 static void cleanup(int sig); 525 static void pause_mouse(int sig); 526 static void usage(void); 527 static void log_or_warn(int log_pri, int errnum, const char *fmt, ...) 528 __printflike(3, 4); 529 530 static int r_identify(void); 531 static const char *r_if(int type); 532 static const char *r_name(int type); 533 static const char *r_model(int model); 534 static void r_init(void); 535 static int r_protocol(u_char b, mousestatus_t *act); 536 static int r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans); 537 static int r_installmap(char *arg); 538 static void r_map(mousestatus_t *act1, mousestatus_t *act2); 539 static void r_timestamp(mousestatus_t *act); 540 static int r_timeout(void); 541 static void r_click(mousestatus_t *act); 542 static void setmousespeed(int old, int new, unsigned cflag); 543 544 static int pnpwakeup1(void); 545 static int pnpwakeup2(void); 546 static int pnpgets(char *buf); 547 static int pnpparse(pnpid_t *id, char *buf, int len); 548 static symtab_t *pnpproto(pnpid_t *id); 549 550 static symtab_t *gettoken(symtab_t *tab, const char *s, int len); 551 static const char *gettokenname(symtab_t *tab, int val); 552 553 static void mremote_serversetup(void); 554 static void mremote_clientchg(int add); 555 556 static int kidspad(u_char rxc, mousestatus_t *act); 557 static int gtco_digipad(u_char, mousestatus_t *); 558 559 int 560 main(int argc, char *argv[]) 561 { 562 int c; 563 int i; 564 int j; 565 566 for (i = 0; i < MOUSE_MAXBUTTON; ++i) 567 mstate[i] = &bstate[i]; 568 569 while ((c = getopt(argc, argv, "3A:C:DE:F:HI:L:PRS:T:VU:a:cdfhi:l:m:p:r:st:w:z:")) != -1) 570 switch(c) { 571 572 case '3': 573 rodent.flags |= Emulate3Button; 574 break; 575 576 case 'E': 577 rodent.button2timeout = atoi(optarg); 578 if ((rodent.button2timeout < 0) || 579 (rodent.button2timeout > MAX_BUTTON2TIMEOUT)) { 580 warnx("invalid argument `%s'", optarg); 581 usage(); 582 } 583 break; 584 585 case 'a': 586 i = sscanf(optarg, "%f,%f", &rodent.accelx, &rodent.accely); 587 if (i == 0) { 588 warnx("invalid linear acceleration argument '%s'", optarg); 589 usage(); 590 } 591 592 if (i == 1) 593 rodent.accely = rodent.accelx; 594 595 break; 596 597 case 'A': 598 rodent.flags |= ExponentialAcc; 599 i = sscanf(optarg, "%f,%f", &rodent.expoaccel, &rodent.expoffset); 600 if (i == 0) { 601 warnx("invalid exponential acceleration argument '%s'", optarg); 602 usage(); 603 } 604 605 if (i == 1) 606 rodent.expoffset = 1.0; 607 608 break; 609 610 case 'c': 611 rodent.flags |= ChordMiddle; 612 break; 613 614 case 'd': 615 ++debug; 616 break; 617 618 case 'f': 619 nodaemon = TRUE; 620 break; 621 622 case 'i': 623 if (strcmp(optarg, "all") == 0) 624 identify = ID_ALL; 625 else if (strcmp(optarg, "port") == 0) 626 identify = ID_PORT; 627 else if (strcmp(optarg, "if") == 0) 628 identify = ID_IF; 629 else if (strcmp(optarg, "type") == 0) 630 identify = ID_TYPE; 631 else if (strcmp(optarg, "model") == 0) 632 identify = ID_MODEL; 633 else { 634 warnx("invalid argument `%s'", optarg); 635 usage(); 636 } 637 nodaemon = TRUE; 638 break; 639 640 case 'l': 641 rodent.level = atoi(optarg); 642 if ((rodent.level < 0) || (rodent.level > 4)) { 643 warnx("invalid argument `%s'", optarg); 644 usage(); 645 } 646 break; 647 648 case 'm': 649 if (!r_installmap(optarg)) { 650 warnx("invalid argument `%s'", optarg); 651 usage(); 652 } 653 break; 654 655 case 'p': 656 rodent.portname = optarg; 657 break; 658 659 case 'r': 660 if (strcmp(optarg, "high") == 0) 661 rodent.resolution = MOUSE_RES_HIGH; 662 else if (strcmp(optarg, "medium-high") == 0) 663 rodent.resolution = MOUSE_RES_HIGH; 664 else if (strcmp(optarg, "medium-low") == 0) 665 rodent.resolution = MOUSE_RES_MEDIUMLOW; 666 else if (strcmp(optarg, "low") == 0) 667 rodent.resolution = MOUSE_RES_LOW; 668 else if (strcmp(optarg, "default") == 0) 669 rodent.resolution = MOUSE_RES_DEFAULT; 670 else { 671 rodent.resolution = atoi(optarg); 672 if (rodent.resolution <= 0) { 673 warnx("invalid argument `%s'", optarg); 674 usage(); 675 } 676 } 677 break; 678 679 case 's': 680 rodent.baudrate = 9600; 681 break; 682 683 case 'w': 684 i = atoi(optarg); 685 if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { 686 warnx("invalid argument `%s'", optarg); 687 usage(); 688 } 689 rodent.wmode = 1 << (i - 1); 690 break; 691 692 case 'z': 693 if (strcmp(optarg, "x") == 0) 694 rodent.zmap[0] = MOUSE_XAXIS; 695 else if (strcmp(optarg, "y") == 0) 696 rodent.zmap[0] = MOUSE_YAXIS; 697 else { 698 i = atoi(optarg); 699 /* 700 * Use button i for negative Z axis movement and 701 * button (i + 1) for positive Z axis movement. 702 */ 703 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 704 warnx("invalid argument `%s'", optarg); 705 usage(); 706 } 707 rodent.zmap[0] = i; 708 rodent.zmap[1] = i + 1; 709 debug("optind: %d, optarg: '%s'", optind, optarg); 710 for (j = 1; j < 4; ++j) { 711 if ((optind >= argc) || !isdigit(*argv[optind])) 712 break; 713 i = atoi(argv[optind]); 714 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 715 warnx("invalid argument `%s'", argv[optind]); 716 usage(); 717 } 718 rodent.zmap[j] = i; 719 ++optind; 720 } 721 if ((rodent.zmap[2] != 0) && (rodent.zmap[3] == 0)) 722 rodent.zmap[3] = rodent.zmap[2] + 1; 723 } 724 break; 725 726 case 'C': 727 rodent.clickthreshold = atoi(optarg); 728 if ((rodent.clickthreshold < 0) || 729 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 730 warnx("invalid argument `%s'", optarg); 731 usage(); 732 } 733 break; 734 735 case 'D': 736 rodent.flags |= ClearDTR; 737 break; 738 739 case 'F': 740 rodent.rate = atoi(optarg); 741 if (rodent.rate <= 0) { 742 warnx("invalid argument `%s'", optarg); 743 usage(); 744 } 745 break; 746 747 case 'H': 748 rodent.flags |= HVirtualScroll; 749 break; 750 751 case 'I': 752 pidfile = optarg; 753 break; 754 755 case 'L': 756 rodent.scrollspeed = atoi(optarg); 757 if (rodent.scrollspeed < 0) { 758 warnx("invalid argument `%s'", optarg); 759 usage(); 760 } 761 break; 762 763 case 'P': 764 rodent.flags |= NoPnP; 765 break; 766 767 case 'R': 768 rodent.flags |= ClearRTS; 769 break; 770 771 case 'S': 772 rodent.baudrate = atoi(optarg); 773 if (rodent.baudrate <= 0) { 774 warnx("invalid argument `%s'", optarg); 775 usage(); 776 } 777 debug("rodent baudrate %d", rodent.baudrate); 778 break; 779 780 case 'T': 781 drift_terminate = TRUE; 782 sscanf(optarg, "%d,%d,%d", &drift_distance, &drift_time, 783 &drift_after); 784 if (drift_distance <= 0 || drift_time <= 0 || drift_after <= 0) { 785 warnx("invalid argument `%s'", optarg); 786 usage(); 787 } 788 debug("terminate drift: distance %d, time %d, after %d", 789 drift_distance, drift_time, drift_after); 790 drift_time_ts.tv_sec = drift_time / 1000; 791 drift_time_ts.tv_nsec = (drift_time % 1000) * 1000000; 792 drift_2time_ts.tv_sec = (drift_time *= 2) / 1000; 793 drift_2time_ts.tv_nsec = (drift_time % 1000) * 1000000; 794 drift_after_ts.tv_sec = drift_after / 1000; 795 drift_after_ts.tv_nsec = (drift_after % 1000) * 1000000; 796 break; 797 798 case 't': 799 if (strcmp(optarg, "auto") == 0) { 800 rodent.rtype = MOUSE_PROTO_UNKNOWN; 801 rodent.flags &= ~NoPnP; 802 rodent.level = -1; 803 break; 804 } 805 for (i = 0; rnames[i] != NULL; i++) 806 if (strcmp(optarg, rnames[i]) == 0) { 807 rodent.rtype = i; 808 rodent.flags |= NoPnP; 809 rodent.level = (i == MOUSE_PROTO_SYSMOUSE) ? 1 : 0; 810 break; 811 } 812 if (rnames[i] == NULL) { 813 warnx("no such mouse type `%s'", optarg); 814 usage(); 815 } 816 break; 817 818 case 'V': 819 rodent.flags |= VirtualScroll; 820 break; 821 case 'U': 822 rodent.scrollthreshold = atoi(optarg); 823 if (rodent.scrollthreshold < 0) { 824 warnx("invalid argument `%s'", optarg); 825 usage(); 826 } 827 break; 828 829 case 'h': 830 case '?': 831 default: 832 usage(); 833 } 834 835 /* fix Z axis mapping */ 836 for (i = 0; i < 4; ++i) { 837 if (rodent.zmap[i] > 0) { 838 for (j = 0; j < MOUSE_MAXBUTTON; ++j) { 839 if (mstate[j] == &bstate[rodent.zmap[i] - 1]) 840 mstate[j] = &zstate[i]; 841 } 842 rodent.zmap[i] = 1 << (rodent.zmap[i] - 1); 843 } 844 } 845 846 /* the default port name */ 847 switch(rodent.rtype) { 848 849 case MOUSE_PROTO_PS2: 850 if (!rodent.portname) 851 rodent.portname = "/dev/psm0"; 852 break; 853 854 default: 855 if (rodent.portname) 856 break; 857 warnx("no port name specified"); 858 usage(); 859 } 860 861 if (strncmp(rodent.portname, "/dev/ums", 8) == 0) 862 rodent.is_removable = 1; 863 864 for (;;) { 865 if (setjmp(env) == 0) { 866 signal(SIGHUP, hup); 867 signal(SIGINT , cleanup); 868 signal(SIGQUIT, cleanup); 869 signal(SIGTERM, cleanup); 870 signal(SIGUSR1, pause_mouse); 871 872 rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK); 873 if (rodent.mfd == -1) 874 logerr(1, "unable to open %s", rodent.portname); 875 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 876 logwarnx("cannot determine mouse type on %s", rodent.portname); 877 close(rodent.mfd); 878 rodent.mfd = -1; 879 } 880 881 /* print some information */ 882 if (identify != ID_NONE) { 883 if (identify == ID_ALL) 884 printf("%s %s %s %s\n", 885 rodent.portname, r_if(rodent.hw.iftype), 886 r_name(rodent.rtype), r_model(rodent.hw.model)); 887 else if (identify & ID_PORT) 888 printf("%s\n", rodent.portname); 889 else if (identify & ID_IF) 890 printf("%s\n", r_if(rodent.hw.iftype)); 891 else if (identify & ID_TYPE) 892 printf("%s\n", r_name(rodent.rtype)); 893 else if (identify & ID_MODEL) 894 printf("%s\n", r_model(rodent.hw.model)); 895 exit(0); 896 } else { 897 debug("port: %s interface: %s type: %s model: %s", 898 rodent.portname, r_if(rodent.hw.iftype), 899 r_name(rodent.rtype), r_model(rodent.hw.model)); 900 } 901 902 if (rodent.mfd == -1) { 903 /* 904 * We cannot continue because of error. Exit if the 905 * program has not become a daemon. Otherwise, block 906 * until the user corrects the problem and issues SIGHUP. 907 */ 908 if (!background) 909 exit(1); 910 sigpause(0); 911 } 912 913 r_init(); /* call init function */ 914 moused(); 915 } 916 917 if (rodent.mfd != -1) 918 close(rodent.mfd); 919 if (rodent.cfd != -1) 920 close(rodent.cfd); 921 rodent.mfd = rodent.cfd = -1; 922 if (rodent.is_removable) 923 exit(0); 924 } 925 /* NOT REACHED */ 926 927 exit(0); 928 } 929 930 /* 931 * Function to calculate linear acceleration. 932 * 933 * If there are any rounding errors, the remainder 934 * is stored in the remainx and remainy variables 935 * and taken into account upon the next movement. 936 */ 937 938 static void 939 linacc(int dx, int dy, int *movex, int *movey) 940 { 941 float fdx, fdy; 942 943 if (dx == 0 && dy == 0) { 944 *movex = *movey = 0; 945 return; 946 } 947 fdx = dx * rodent.accelx + rodent.remainx; 948 fdy = dy * rodent.accely + rodent.remainy; 949 *movex = lround(fdx); 950 *movey = lround(fdy); 951 rodent.remainx = fdx - *movex; 952 rodent.remainy = fdy - *movey; 953 } 954 955 /* 956 * Function to calculate exponential acceleration. 957 * (Also includes linear acceleration if enabled.) 958 * 959 * In order to give a smoother behaviour, we record the four 960 * most recent non-zero movements and use their average value 961 * to calculate the acceleration. 962 */ 963 964 static void 965 expoacc(int dx, int dy, int *movex, int *movey) 966 { 967 static float lastlength[3] = {0.0, 0.0, 0.0}; 968 float fdx, fdy, length, lbase, accel; 969 970 if (dx == 0 && dy == 0) { 971 *movex = *movey = 0; 972 return; 973 } 974 fdx = dx * rodent.accelx; 975 fdy = dy * rodent.accely; 976 length = sqrtf((fdx * fdx) + (fdy * fdy)); /* Pythagoras */ 977 length = (length + lastlength[0] + lastlength[1] + lastlength[2]) / 4; 978 lbase = length / rodent.expoffset; 979 accel = powf(lbase, rodent.expoaccel) / lbase; 980 fdx = fdx * accel + rodent.remainx; 981 fdy = fdy * accel + rodent.remainy; 982 *movex = lroundf(fdx); 983 *movey = lroundf(fdy); 984 rodent.remainx = fdx - *movex; 985 rodent.remainy = fdy - *movey; 986 lastlength[2] = lastlength[1]; 987 lastlength[1] = lastlength[0]; 988 lastlength[0] = length; /* Insert new average, not original length! */ 989 } 990 991 static void 992 moused(void) 993 { 994 struct mouse_info mouse; 995 mousestatus_t action0; /* original mouse action */ 996 mousestatus_t action; /* interim buffer */ 997 mousestatus_t action2; /* mapped action */ 998 struct timeval timeout; 999 fd_set fds; 1000 u_char b; 1001 pid_t mpid; 1002 int flags; 1003 int c; 1004 int i; 1005 1006 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 1007 logerr(1, "cannot open /dev/consolectl"); 1008 1009 if (!nodaemon && !background) { 1010 pfh = pidfile_open(pidfile, 0600, &mpid); 1011 if (pfh == NULL) { 1012 if (errno == EEXIST) 1013 logerrx(1, "moused already running, pid: %d", mpid); 1014 logwarn("cannot open pid file"); 1015 } 1016 if (daemon(0, 0)) { 1017 int saved_errno = errno; 1018 pidfile_remove(pfh); 1019 errno = saved_errno; 1020 logerr(1, "failed to become a daemon"); 1021 } else { 1022 background = TRUE; 1023 pidfile_write(pfh); 1024 } 1025 } 1026 1027 /* clear mouse data */ 1028 bzero(&action0, sizeof(action0)); 1029 bzero(&action, sizeof(action)); 1030 bzero(&action2, sizeof(action2)); 1031 bzero(&mouse, sizeof(mouse)); 1032 mouse_button_state = S0; 1033 clock_gettime(CLOCK_MONOTONIC_FAST, &mouse_button_state_ts); 1034 mouse_move_delayed = 0; 1035 for (i = 0; i < MOUSE_MAXBUTTON; ++i) { 1036 bstate[i].count = 0; 1037 bstate[i].ts = mouse_button_state_ts; 1038 } 1039 for (i = 0; i < (int)(sizeof(zstate) / sizeof(zstate[0])); ++i) { 1040 zstate[i].count = 0; 1041 zstate[i].ts = mouse_button_state_ts; 1042 } 1043 1044 /* choose which ioctl command to use */ 1045 mouse.operation = MOUSE_MOTION_EVENT; 1046 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 1047 1048 /* process mouse data */ 1049 timeout.tv_sec = 0; 1050 timeout.tv_usec = 20000; /* 20 msec */ 1051 for (;;) { 1052 1053 FD_ZERO(&fds); 1054 FD_SET(rodent.mfd, &fds); 1055 if (rodent.mremsfd >= 0) 1056 FD_SET(rodent.mremsfd, &fds); 1057 if (rodent.mremcfd >= 0) 1058 FD_SET(rodent.mremcfd, &fds); 1059 1060 c = select(FD_SETSIZE, &fds, NULL, NULL, 1061 ((rodent.flags & Emulate3Button) && 1062 S_DELAYED(mouse_button_state)) ? &timeout : NULL); 1063 if (c < 0) { /* error */ 1064 logwarn("failed to read from mouse"); 1065 continue; 1066 } else if (c == 0) { /* timeout */ 1067 /* assert(rodent.flags & Emulate3Button) */ 1068 action0.button = action0.obutton; 1069 action0.dx = action0.dy = action0.dz = 0; 1070 action0.flags = flags = 0; 1071 if (r_timeout() && r_statetrans(&action0, &action, A_TIMEOUT)) { 1072 if (debug > 2) 1073 debug("flags:%08x buttons:%08x obuttons:%08x", 1074 action.flags, action.button, action.obutton); 1075 } else { 1076 action0.obutton = action0.button; 1077 continue; 1078 } 1079 } else { 1080 /* MouseRemote client connect/disconnect */ 1081 if ((rodent.mremsfd >= 0) && FD_ISSET(rodent.mremsfd, &fds)) { 1082 mremote_clientchg(TRUE); 1083 continue; 1084 } 1085 if ((rodent.mremcfd >= 0) && FD_ISSET(rodent.mremcfd, &fds)) { 1086 mremote_clientchg(FALSE); 1087 continue; 1088 } 1089 /* mouse movement */ 1090 if (read(rodent.mfd, &b, 1) == -1) { 1091 if (errno == EWOULDBLOCK) 1092 continue; 1093 else 1094 return; 1095 } 1096 if ((flags = r_protocol(b, &action0)) == 0) 1097 continue; 1098 1099 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1100 /* Allow middle button drags to scroll up and down */ 1101 if (action0.button == MOUSE_BUTTON2DOWN) { 1102 if (scroll_state == SCROLL_NOTSCROLLING) { 1103 scroll_state = SCROLL_PREPARE; 1104 scroll_movement = hscroll_movement = 0; 1105 debug("PREPARING TO SCROLL"); 1106 } 1107 debug("[BUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1108 action.flags, action.button, action.obutton); 1109 } else { 1110 debug("[NOTBUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1111 action.flags, action.button, action.obutton); 1112 1113 /* This isn't a middle button down... move along... */ 1114 if (scroll_state == SCROLL_SCROLLING) { 1115 /* 1116 * We were scrolling, someone let go of button 2. 1117 * Now turn autoscroll off. 1118 */ 1119 scroll_state = SCROLL_NOTSCROLLING; 1120 debug("DONE WITH SCROLLING / %d", scroll_state); 1121 } else if (scroll_state == SCROLL_PREPARE) { 1122 mousestatus_t newaction = action0; 1123 1124 /* We were preparing to scroll, but we never moved... */ 1125 r_timestamp(&action0); 1126 r_statetrans(&action0, &newaction, 1127 A(newaction.button & MOUSE_BUTTON1DOWN, 1128 action0.button & MOUSE_BUTTON3DOWN)); 1129 1130 /* Send middle down */ 1131 newaction.button = MOUSE_BUTTON2DOWN; 1132 r_click(&newaction); 1133 1134 /* Send middle up */ 1135 r_timestamp(&newaction); 1136 newaction.obutton = newaction.button; 1137 newaction.button = action0.button; 1138 r_click(&newaction); 1139 } 1140 } 1141 } 1142 1143 r_timestamp(&action0); 1144 r_statetrans(&action0, &action, 1145 A(action0.button & MOUSE_BUTTON1DOWN, 1146 action0.button & MOUSE_BUTTON3DOWN)); 1147 debug("flags:%08x buttons:%08x obuttons:%08x", action.flags, 1148 action.button, action.obutton); 1149 } 1150 action0.obutton = action0.button; 1151 flags &= MOUSE_POSCHANGED; 1152 flags |= action.obutton ^ action.button; 1153 action.flags = flags; 1154 1155 if (flags) { /* handler detected action */ 1156 r_map(&action, &action2); 1157 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1158 action2.button, action2.dx, action2.dy, action2.dz); 1159 1160 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1161 /* 1162 * If *only* the middle button is pressed AND we are moving 1163 * the stick/trackpoint/nipple, scroll! 1164 */ 1165 if (scroll_state == SCROLL_PREPARE) { 1166 /* Middle button down, waiting for movement threshold */ 1167 if (action2.dy || action2.dx) { 1168 if (rodent.flags & VirtualScroll) { 1169 scroll_movement += action2.dy; 1170 if (scroll_movement < -rodent.scrollthreshold) { 1171 scroll_state = SCROLL_SCROLLING; 1172 } else if (scroll_movement > rodent.scrollthreshold) { 1173 scroll_state = SCROLL_SCROLLING; 1174 } 1175 } 1176 if (rodent.flags & HVirtualScroll) { 1177 hscroll_movement += action2.dx; 1178 if (hscroll_movement < -rodent.scrollthreshold) { 1179 scroll_state = SCROLL_SCROLLING; 1180 } else if (hscroll_movement > rodent.scrollthreshold) { 1181 scroll_state = SCROLL_SCROLLING; 1182 } 1183 } 1184 if (scroll_state == SCROLL_SCROLLING) scroll_movement = hscroll_movement = 0; 1185 } 1186 } else if (scroll_state == SCROLL_SCROLLING) { 1187 if (rodent.flags & VirtualScroll) { 1188 scroll_movement += action2.dy; 1189 debug("SCROLL: %d", scroll_movement); 1190 if (scroll_movement < -rodent.scrollspeed) { 1191 /* Scroll down */ 1192 action2.dz = -1; 1193 scroll_movement = 0; 1194 } 1195 else if (scroll_movement > rodent.scrollspeed) { 1196 /* Scroll up */ 1197 action2.dz = 1; 1198 scroll_movement = 0; 1199 } 1200 } 1201 if (rodent.flags & HVirtualScroll) { 1202 hscroll_movement += action2.dx; 1203 debug("HORIZONTAL SCROLL: %d", hscroll_movement); 1204 1205 if (hscroll_movement < -rodent.scrollspeed) { 1206 action2.dz = -2; 1207 hscroll_movement = 0; 1208 } 1209 else if (hscroll_movement > rodent.scrollspeed) { 1210 action2.dz = 2; 1211 hscroll_movement = 0; 1212 } 1213 } 1214 1215 /* Don't move while scrolling */ 1216 action2.dx = action2.dy = 0; 1217 } 1218 } 1219 1220 if (drift_terminate) { 1221 if ((flags & MOUSE_POSCHANGED) == 0 || action.dz || action2.dz) 1222 drift_last_activity = drift_current_ts; 1223 else { 1224 /* X or/and Y movement only - possibly drift */ 1225 tssub(&drift_current_ts, &drift_last_activity, &drift_tmp); 1226 if (tscmp(&drift_tmp, &drift_after_ts, >)) { 1227 tssub(&drift_current_ts, &drift_since, &drift_tmp); 1228 if (tscmp(&drift_tmp, &drift_time_ts, <)) { 1229 drift_last.x += action2.dx; 1230 drift_last.y += action2.dy; 1231 } else { 1232 /* discard old accumulated steps (drift) */ 1233 if (tscmp(&drift_tmp, &drift_2time_ts, >)) 1234 drift_previous.x = drift_previous.y = 0; 1235 else 1236 drift_previous = drift_last; 1237 drift_last.x = action2.dx; 1238 drift_last.y = action2.dy; 1239 drift_since = drift_current_ts; 1240 } 1241 if (abs(drift_last.x) + abs(drift_last.y) 1242 > drift_distance) { 1243 /* real movement, pass all accumulated steps */ 1244 action2.dx = drift_previous.x + drift_last.x; 1245 action2.dy = drift_previous.y + drift_last.y; 1246 /* and reset accumulators */ 1247 tsclr(&drift_since); 1248 drift_last.x = drift_last.y = 0; 1249 /* drift_previous will be cleared at next movement*/ 1250 drift_last_activity = drift_current_ts; 1251 } else { 1252 continue; /* don't pass current movement to 1253 * console driver */ 1254 } 1255 } 1256 } 1257 } 1258 1259 if (extioctl) { 1260 /* Defer clicks until we aren't VirtualScroll'ing. */ 1261 if (scroll_state == SCROLL_NOTSCROLLING) 1262 r_click(&action2); 1263 1264 if (action2.flags & MOUSE_POSCHANGED) { 1265 mouse.operation = MOUSE_MOTION_EVENT; 1266 mouse.u.data.buttons = action2.button; 1267 if (rodent.flags & ExponentialAcc) { 1268 expoacc(action2.dx, action2.dy, 1269 &mouse.u.data.x, &mouse.u.data.y); 1270 } 1271 else { 1272 linacc(action2.dx, action2.dy, 1273 &mouse.u.data.x, &mouse.u.data.y); 1274 } 1275 mouse.u.data.z = action2.dz; 1276 if (debug < 2) 1277 if (!paused) 1278 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1279 } 1280 } else { 1281 mouse.operation = MOUSE_ACTION; 1282 mouse.u.data.buttons = action2.button; 1283 if (rodent.flags & ExponentialAcc) { 1284 expoacc(action2.dx, action2.dy, 1285 &mouse.u.data.x, &mouse.u.data.y); 1286 } 1287 else { 1288 linacc(action2.dx, action2.dy, 1289 &mouse.u.data.x, &mouse.u.data.y); 1290 } 1291 mouse.u.data.z = action2.dz; 1292 if (debug < 2) 1293 if (!paused) 1294 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1295 } 1296 1297 /* 1298 * If the Z axis movement is mapped to an imaginary physical 1299 * button, we need to cook up a corresponding button `up' event 1300 * after sending a button `down' event. 1301 */ 1302 if ((rodent.zmap[0] > 0) && (action.dz != 0)) { 1303 action.obutton = action.button; 1304 action.dx = action.dy = action.dz = 0; 1305 r_map(&action, &action2); 1306 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1307 action2.button, action2.dx, action2.dy, action2.dz); 1308 1309 if (extioctl) { 1310 r_click(&action2); 1311 } else { 1312 mouse.operation = MOUSE_ACTION; 1313 mouse.u.data.buttons = action2.button; 1314 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 1315 if (debug < 2) 1316 if (!paused) 1317 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1318 } 1319 } 1320 } 1321 } 1322 /* NOT REACHED */ 1323 } 1324 1325 static void 1326 hup(__unused int sig) 1327 { 1328 longjmp(env, 1); 1329 } 1330 1331 static void 1332 cleanup(__unused int sig) 1333 { 1334 if (rodent.rtype == MOUSE_PROTO_X10MOUSEREM) 1335 unlink(_PATH_MOUSEREMOTE); 1336 exit(0); 1337 } 1338 1339 static void 1340 pause_mouse(__unused int sig) 1341 { 1342 paused = !paused; 1343 } 1344 1345 /** 1346 ** usage 1347 ** 1348 ** Complain, and free the CPU for more worthy tasks 1349 **/ 1350 static void 1351 usage(void) 1352 { 1353 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n", 1354 "usage: moused [-DRcdfs] [-I file] [-F rate] [-r resolution] [-S baudrate]", 1355 " [-VH [-U threshold]] [-a X[,Y]] [-C threshold] [-m N=M] [-w N]", 1356 " [-z N] [-t <mousetype>] [-l level] [-3 [-E timeout]]", 1357 " [-T distance[,time[,after]]] -p <port>", 1358 " moused [-d] -i <port|if|type|model|all> -p <port>"); 1359 exit(1); 1360 } 1361 1362 /* 1363 * Output an error message to syslog or stderr as appropriate. If 1364 * `errnum' is non-zero, append its string form to the message. 1365 */ 1366 static void 1367 log_or_warn(int log_pri, int errnum, const char *fmt, ...) 1368 { 1369 va_list ap; 1370 char buf[256]; 1371 1372 va_start(ap, fmt); 1373 vsnprintf(buf, sizeof(buf), fmt, ap); 1374 va_end(ap); 1375 if (errnum) { 1376 strlcat(buf, ": ", sizeof(buf)); 1377 strlcat(buf, strerror(errnum), sizeof(buf)); 1378 } 1379 1380 if (background) 1381 syslog(log_pri, "%s", buf); 1382 else 1383 warnx("%s", buf); 1384 } 1385 1386 /** 1387 ** Mouse interface code, courtesy of XFree86 3.1.2. 1388 ** 1389 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 1390 ** to clean, reformat and rationalise naming, it's quite possible that 1391 ** some things in here have been broken. 1392 ** 1393 ** I hope not 8) 1394 ** 1395 ** The following code is derived from a module marked : 1396 **/ 1397 1398 /* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 1399 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 1400 17:03:40 dawes Exp $ */ 1401 /* 1402 * 1403 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 1404 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1405 * 1406 * Permission to use, copy, modify, distribute, and sell this software and its 1407 * documentation for any purpose is hereby granted without fee, provided that 1408 * the above copyright notice appear in all copies and that both that 1409 * copyright notice and this permission notice appear in supporting 1410 * documentation, and that the names of Thomas Roell and David Dawes not be 1411 * used in advertising or publicity pertaining to distribution of the 1412 * software without specific, written prior permission. Thomas Roell 1413 * and David Dawes makes no representations about the suitability of this 1414 * software for any purpose. It is provided "as is" without express or 1415 * implied warranty. 1416 * 1417 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 1418 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1419 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 1420 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1421 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1422 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1423 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1424 * 1425 */ 1426 1427 /** 1428 ** GlidePoint support from XFree86 3.2. 1429 ** Derived from the module: 1430 **/ 1431 1432 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 1433 /* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 1434 1435 /* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 1436 static unsigned char proto[][7] = { 1437 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 1438 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 1439 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 1440 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 1441 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 1442 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ 1443 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 1444 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 1445 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 1446 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 1447 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 1448 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 1449 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 1450 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 1451 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* X10 MouseRem */ 1452 { 0x80, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* KIDSPAD */ 1453 { 0xc3, 0xc0, 0x00, 0x00, 6, 0x00, 0xff }, /* VersaPad */ 1454 { 0x00, 0x00, 0x00, 0x00, 1, 0x00, 0xff }, /* JogDial */ 1455 #if notyet 1456 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 1457 #endif 1458 }; 1459 static unsigned char cur_proto[7]; 1460 1461 static int 1462 r_identify(void) 1463 { 1464 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 1465 pnpid_t pnpid; 1466 symtab_t *t; 1467 int level; 1468 int len; 1469 1470 /* set the driver operation level, if applicable */ 1471 if (rodent.level < 0) 1472 rodent.level = 1; 1473 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 1474 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 1475 1476 /* 1477 * Interrogate the driver and get some intelligence on the device... 1478 * The following ioctl functions are not always supported by device 1479 * drivers. When the driver doesn't support them, we just trust the 1480 * user to supply valid information. 1481 */ 1482 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 1483 rodent.hw.model = MOUSE_MODEL_GENERIC; 1484 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 1485 1486 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1487 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1488 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1489 rodent.mode.rate = -1; 1490 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 1491 rodent.mode.accelfactor = 0; 1492 rodent.mode.level = 0; 1493 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 1494 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN || 1495 rodent.mode.protocol >= (int)(sizeof(proto) / sizeof(proto[0]))) { 1496 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 1497 return (MOUSE_PROTO_UNKNOWN); 1498 } else { 1499 if (rodent.mode.protocol != rodent.rtype) { 1500 /* Hmm, the driver doesn't agree with the user... */ 1501 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1502 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1503 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1504 r_name(rodent.mode.protocol)); 1505 rodent.rtype = rodent.mode.protocol; 1506 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1507 } 1508 } 1509 cur_proto[4] = rodent.mode.packetsize; 1510 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 1511 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 1512 } 1513 1514 /* maybe this is a PnP mouse... */ 1515 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 1516 1517 if (rodent.flags & NoPnP) 1518 return (rodent.rtype); 1519 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 1520 return (rodent.rtype); 1521 1522 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 1523 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 1524 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 1525 pnpid.ndescription, pnpid.ndescription, pnpid.description); 1526 1527 /* we have a valid PnP serial device ID */ 1528 rodent.hw.iftype = MOUSE_IF_SERIAL; 1529 t = pnpproto(&pnpid); 1530 if (t != NULL) { 1531 rodent.mode.protocol = t->val; 1532 rodent.hw.model = t->val2; 1533 } else { 1534 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1535 } 1536 1537 /* make final adjustment */ 1538 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 1539 if (rodent.mode.protocol != rodent.rtype) { 1540 /* Hmm, the device doesn't agree with the user... */ 1541 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1542 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1543 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1544 r_name(rodent.mode.protocol)); 1545 rodent.rtype = rodent.mode.protocol; 1546 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1547 } 1548 } 1549 } 1550 1551 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 1552 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 1553 cur_proto[4], cur_proto[5], cur_proto[6]); 1554 1555 return (rodent.rtype); 1556 } 1557 1558 static const char * 1559 r_if(int iftype) 1560 { 1561 1562 return (gettokenname(rifs, iftype)); 1563 } 1564 1565 static const char * 1566 r_name(int type) 1567 { 1568 const char *unknown = "unknown"; 1569 1570 return (type == MOUSE_PROTO_UNKNOWN || 1571 type >= (int)(sizeof(rnames) / sizeof(rnames[0])) ? 1572 unknown : rnames[type]); 1573 } 1574 1575 static const char * 1576 r_model(int model) 1577 { 1578 1579 return (gettokenname(rmodels, model)); 1580 } 1581 1582 static void 1583 r_init(void) 1584 { 1585 unsigned char buf[16]; /* scrach buffer */ 1586 fd_set fds; 1587 const char *s; 1588 char c; 1589 int i; 1590 1591 /** 1592 ** This comment is a little out of context here, but it contains 1593 ** some useful information... 1594 ******************************************************************** 1595 ** 1596 ** The following lines take care of the Logitech MouseMan protocols. 1597 ** 1598 ** NOTE: There are different versions of both MouseMan and TrackMan! 1599 ** Hence I add another protocol P_LOGIMAN, which the user can 1600 ** specify as MouseMan in his XF86Config file. This entry was 1601 ** formerly handled as a special case of P_MS. However, people 1602 ** who don't have the middle button problem, can still specify 1603 ** Microsoft and use P_MS. 1604 ** 1605 ** By default, these mice should use a 3 byte Microsoft protocol 1606 ** plus a 4th byte for the middle button. However, the mouse might 1607 ** have switched to a different protocol before we use it, so I send 1608 ** the proper sequence just in case. 1609 ** 1610 ** NOTE: - all commands to (at least the European) MouseMan have to 1611 ** be sent at 1200 Baud. 1612 ** - each command starts with a '*'. 1613 ** - whenever the MouseMan receives a '*', it will switch back 1614 ** to 1200 Baud. Hence I have to select the desired protocol 1615 ** first, then select the baud rate. 1616 ** 1617 ** The protocols supported by the (European) MouseMan are: 1618 ** - 5 byte packed binary protocol, as with the Mouse Systems 1619 ** mouse. Selected by sequence "*U". 1620 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 1621 ** by sequence "*V". 1622 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 1623 ** Selected by sequence "*X". 1624 ** 1625 ** The following baud rates are supported: 1626 ** - 1200 Baud (default). Selected by sequence "*n". 1627 ** - 9600 Baud. Selected by sequence "*q". 1628 ** 1629 ** Selecting a sample rate is no longer supported with the MouseMan! 1630 ** Some additional lines in xf86Config.c take care of ill configured 1631 ** baud rates and sample rates. (The user will get an error.) 1632 */ 1633 1634 switch (rodent.rtype) { 1635 1636 case MOUSE_PROTO_LOGI: 1637 /* 1638 * The baud rate selection command must be sent at the current 1639 * baud rate; try all likely settings 1640 */ 1641 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1642 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 1643 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 1644 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1645 /* select MM series data format */ 1646 write(rodent.mfd, "S", 1); 1647 setmousespeed(rodent.baudrate, rodent.baudrate, 1648 rodentcflags[MOUSE_PROTO_MM]); 1649 /* select report rate/frequency */ 1650 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1651 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1652 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1653 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1654 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1655 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1656 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1657 else write(rodent.mfd, "N", 1); 1658 break; 1659 1660 case MOUSE_PROTO_LOGIMOUSEMAN: 1661 /* The command must always be sent at 1200 baud */ 1662 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1663 write(rodent.mfd, "*X", 2); 1664 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1665 break; 1666 1667 case MOUSE_PROTO_HITTAB: 1668 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1669 1670 /* 1671 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1672 * The tablet must be configured to be in MM mode, NO parity, 1673 * Binary Format. xf86Info.sampleRate controls the sensativity 1674 * of the tablet. We only use this tablet for it's 4-button puck 1675 * so we don't run in "Absolute Mode" 1676 */ 1677 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1678 usleep(50000); 1679 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1680 usleep(50000); 1681 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1682 usleep(50000); 1683 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1684 usleep(50000); 1685 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1686 usleep(50000); 1687 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1688 usleep(50000); 1689 1690 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1691 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1692 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1693 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1694 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1695 else if (rodent.resolution <= 40) c = 'g'; 1696 else if (rodent.resolution <= 100) c = 'd'; 1697 else if (rodent.resolution <= 200) c = 'e'; 1698 else if (rodent.resolution <= 500) c = 'h'; 1699 else if (rodent.resolution <= 1000) c = 'j'; 1700 else c = 'd'; 1701 write(rodent.mfd, &c, 1); 1702 usleep(50000); 1703 1704 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1705 break; 1706 1707 case MOUSE_PROTO_THINK: 1708 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1709 /* the PnP ID string may be sent again, discard it */ 1710 usleep(200000); 1711 i = FREAD; 1712 ioctl(rodent.mfd, TIOCFLUSH, &i); 1713 /* send the command to initialize the beast */ 1714 for (s = "E5E5"; *s; ++s) { 1715 write(rodent.mfd, s, 1); 1716 FD_ZERO(&fds); 1717 FD_SET(rodent.mfd, &fds); 1718 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1719 break; 1720 read(rodent.mfd, &c, 1); 1721 debug("%c", c); 1722 if (c != *s) 1723 break; 1724 } 1725 break; 1726 1727 case MOUSE_PROTO_JOGDIAL: 1728 break; 1729 case MOUSE_PROTO_MSC: 1730 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1731 if (rodent.flags & ClearDTR) { 1732 i = TIOCM_DTR; 1733 ioctl(rodent.mfd, TIOCMBIC, &i); 1734 } 1735 if (rodent.flags & ClearRTS) { 1736 i = TIOCM_RTS; 1737 ioctl(rodent.mfd, TIOCMBIC, &i); 1738 } 1739 break; 1740 1741 case MOUSE_PROTO_SYSMOUSE: 1742 if (rodent.hw.iftype == MOUSE_IF_SYSMOUSE) 1743 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1744 /* FALLTHROUGH */ 1745 1746 case MOUSE_PROTO_PS2: 1747 if (rodent.rate >= 0) 1748 rodent.mode.rate = rodent.rate; 1749 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1750 rodent.mode.resolution = rodent.resolution; 1751 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1752 break; 1753 1754 case MOUSE_PROTO_X10MOUSEREM: 1755 mremote_serversetup(); 1756 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1757 break; 1758 1759 1760 case MOUSE_PROTO_VERSAPAD: 1761 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec */ 1762 i = FREAD; 1763 ioctl(rodent.mfd, TIOCFLUSH, &i); 1764 for (i = 0; i < 7; ++i) { 1765 FD_ZERO(&fds); 1766 FD_SET(rodent.mfd, &fds); 1767 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1768 break; 1769 read(rodent.mfd, &c, 1); 1770 buf[i] = c; 1771 } 1772 debug("%s\n", buf); 1773 if ((buf[0] != 'V') || (buf[1] != 'P')|| (buf[7] != '\r')) 1774 break; 1775 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1776 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec again */ 1777 for (i = 0; i < 7; ++i) { 1778 FD_ZERO(&fds); 1779 FD_SET(rodent.mfd, &fds); 1780 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1781 break; 1782 read(rodent.mfd, &c, 1); 1783 debug("%c", c); 1784 if (c != buf[i]) 1785 break; 1786 } 1787 i = FREAD; 1788 ioctl(rodent.mfd, TIOCFLUSH, &i); 1789 break; 1790 1791 default: 1792 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1793 break; 1794 } 1795 } 1796 1797 static int 1798 r_protocol(u_char rBuf, mousestatus_t *act) 1799 { 1800 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1801 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1802 IntelliMouse, Thinking Mouse */ 1803 0, 1804 MOUSE_BUTTON3DOWN, 1805 MOUSE_BUTTON1DOWN, 1806 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1807 }; 1808 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1809 Thinking Mouse */ 1810 0, 1811 MOUSE_BUTTON4DOWN, 1812 MOUSE_BUTTON2DOWN, 1813 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1814 }; 1815 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1816 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1817 MouseMan+ */ 1818 0, 1819 MOUSE_BUTTON2DOWN, 1820 MOUSE_BUTTON4DOWN, 1821 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1822 }; 1823 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1824 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1825 Bus, sysmouse */ 1826 0, 1827 MOUSE_BUTTON3DOWN, 1828 MOUSE_BUTTON2DOWN, 1829 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1830 MOUSE_BUTTON1DOWN, 1831 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1832 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1833 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1834 }; 1835 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1836 static int butmapps2[8] = { /* PS/2 */ 1837 0, 1838 MOUSE_BUTTON1DOWN, 1839 MOUSE_BUTTON3DOWN, 1840 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1841 MOUSE_BUTTON2DOWN, 1842 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1843 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1844 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1845 }; 1846 /* for Hitachi tablet */ 1847 static int butmaphit[8] = { /* MM HitTablet */ 1848 0, 1849 MOUSE_BUTTON3DOWN, 1850 MOUSE_BUTTON2DOWN, 1851 MOUSE_BUTTON1DOWN, 1852 MOUSE_BUTTON4DOWN, 1853 MOUSE_BUTTON5DOWN, 1854 MOUSE_BUTTON6DOWN, 1855 MOUSE_BUTTON7DOWN, 1856 }; 1857 /* for serial VersaPad */ 1858 static int butmapversa[8] = { /* VersaPad */ 1859 0, 1860 0, 1861 MOUSE_BUTTON3DOWN, 1862 MOUSE_BUTTON3DOWN, 1863 MOUSE_BUTTON1DOWN, 1864 MOUSE_BUTTON1DOWN, 1865 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1866 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1867 }; 1868 /* for PS/2 VersaPad */ 1869 static int butmapversaps2[8] = { /* VersaPad */ 1870 0, 1871 MOUSE_BUTTON3DOWN, 1872 0, 1873 MOUSE_BUTTON3DOWN, 1874 MOUSE_BUTTON1DOWN, 1875 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1876 MOUSE_BUTTON1DOWN, 1877 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1878 }; 1879 static int pBufP = 0; 1880 static unsigned char pBuf[8]; 1881 static int prev_x, prev_y; 1882 static int on = FALSE; 1883 int x, y; 1884 1885 debug("received char 0x%x",(int)rBuf); 1886 if (rodent.rtype == MOUSE_PROTO_KIDSPAD) 1887 return (kidspad(rBuf, act)); 1888 if (rodent.rtype == MOUSE_PROTO_GTCO_DIGIPAD) 1889 return (gtco_digipad(rBuf, act)); 1890 1891 /* 1892 * Hack for resyncing: We check here for a package that is: 1893 * a) illegal (detected by wrong data-package header) 1894 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1895 * c) bad header-package 1896 * 1897 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1898 * -128 are allowed, but since they are very seldom we can easily 1899 * use them as package-header with no button pressed. 1900 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1901 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1902 * checking data bytes. 1903 * For resyncing a PS/2 mouse we require the two most significant 1904 * bits in the header byte to be 0. These are the overflow bits, 1905 * and in case of an overflow we actually lose sync. Overflows 1906 * are very rare, however, and we quickly gain sync again after 1907 * an overflow condition. This is the best we can do. (Actually, 1908 * we could use bit 0x08 in the header byte for resyncing, since 1909 * that bit is supposed to be always on, but nobody told 1910 * Microsoft...) 1911 */ 1912 1913 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1914 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1915 { 1916 pBufP = 0; /* skip package */ 1917 } 1918 1919 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1920 return (0); 1921 1922 /* is there an extra data byte? */ 1923 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1924 { 1925 /* 1926 * Hack for Logitech MouseMan Mouse - Middle button 1927 * 1928 * Unfortunately this mouse has variable length packets: the standard 1929 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1930 * middle button status changes. 1931 * 1932 * We have already processed the standard packet with the movement 1933 * and button info. Now post an event message with the old status 1934 * of the left and right buttons and the updated middle button. 1935 */ 1936 1937 /* 1938 * Even worse, different MouseMen and TrackMen differ in the 4th 1939 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1940 * 0x02/0x22, so I have to strip off the lower bits. 1941 * 1942 * [JCH-96/01/21] 1943 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1944 * and it is activated by tapping the glidepad with the finger! 8^) 1945 * We map it to bit bit3, and the reverse map in xf86Events just has 1946 * to be extended so that it is identified as Button 4. The lower 1947 * half of the reverse-map may remain unchanged. 1948 */ 1949 1950 /* 1951 * [KY-97/08/03] 1952 * Receive the fourth byte only when preceding three bytes have 1953 * been detected (pBufP >= cur_proto[4]). In the previous 1954 * versions, the test was pBufP == 0; thus, we may have mistakingly 1955 * received a byte even if we didn't see anything preceding 1956 * the byte. 1957 */ 1958 1959 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1960 pBufP = 0; 1961 return (0); 1962 } 1963 1964 switch (rodent.rtype) { 1965 #if notyet 1966 case MOUSE_PROTO_MARIQUA: 1967 /* 1968 * This mouse has 16! buttons in addition to the standard 1969 * three of them. They return 0x10 though 0x1f in the 1970 * so-called `ten key' mode and 0x30 though 0x3f in the 1971 * `function key' mode. As there are only 31 bits for 1972 * button state (including the standard three), we ignore 1973 * the bit 0x20 and don't distinguish the two modes. 1974 */ 1975 act->dx = act->dy = act->dz = 0; 1976 act->obutton = act->button; 1977 rBuf &= 0x1f; 1978 act->button = (1 << (rBuf - 13)) 1979 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1980 /* 1981 * FIXME: this is a button "down" event. There needs to be 1982 * a corresponding button "up" event... XXX 1983 */ 1984 break; 1985 #endif /* notyet */ 1986 case MOUSE_PROTO_JOGDIAL: 1987 break; 1988 1989 /* 1990 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 1991 * always send the fourth byte, whereas the fourth byte is 1992 * optional for GlidePoint and ThinkingMouse. The fourth byte 1993 * is also optional for MouseMan+ and FirstMouse+ in their 1994 * native mode. It is always sent if they are in the IntelliMouse 1995 * compatible mode. 1996 */ 1997 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1998 MouseMan+ */ 1999 act->dx = act->dy = 0; 2000 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 2001 if ((act->dz >= 7) || (act->dz <= -7)) 2002 act->dz = 0; 2003 act->obutton = act->button; 2004 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 2005 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 2006 break; 2007 2008 default: 2009 act->dx = act->dy = act->dz = 0; 2010 act->obutton = act->button; 2011 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 2012 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 2013 break; 2014 } 2015 2016 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2017 | (act->obutton ^ act->button); 2018 pBufP = 0; 2019 return (act->flags); 2020 } 2021 2022 if (pBufP >= cur_proto[4]) 2023 pBufP = 0; 2024 pBuf[pBufP++] = rBuf; 2025 if (pBufP != cur_proto[4]) 2026 return (0); 2027 2028 /* 2029 * assembly full package 2030 */ 2031 2032 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 2033 cur_proto[4], 2034 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 2035 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 2036 2037 act->dz = 0; 2038 act->obutton = act->button; 2039 switch (rodent.rtype) 2040 { 2041 case MOUSE_PROTO_MS: /* Microsoft */ 2042 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 2043 case MOUSE_PROTO_X10MOUSEREM: /* X10 MouseRemote */ 2044 act->button = act->obutton & MOUSE_BUTTON4DOWN; 2045 if (rodent.flags & ChordMiddle) 2046 act->button |= ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 2047 ? MOUSE_BUTTON2DOWN 2048 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2049 else 2050 act->button |= (act->obutton & MOUSE_BUTTON2DOWN) 2051 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2052 2053 /* Send X10 btn events to remote client (ensure -128-+127 range) */ 2054 if ((rodent.rtype == MOUSE_PROTO_X10MOUSEREM) && 2055 ((pBuf[0] & 0xFC) == 0x44) && (pBuf[2] == 0x3F)) { 2056 if (rodent.mremcfd >= 0) { 2057 unsigned char key = (signed char)(((pBuf[0] & 0x03) << 6) | 2058 (pBuf[1] & 0x3F)); 2059 write(rodent.mremcfd, &key, 1); 2060 } 2061 return (0); 2062 } 2063 2064 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 2065 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 2066 break; 2067 2068 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 2069 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 2070 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 2071 MouseMan+ */ 2072 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 2073 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2074 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 2075 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 2076 break; 2077 2078 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 2079 #if notyet 2080 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 2081 #endif 2082 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 2083 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2084 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2085 break; 2086 2087 case MOUSE_PROTO_JOGDIAL: /* JogDial */ 2088 if (rBuf == 0x6c) 2089 act->dz = -1; 2090 if (rBuf == 0x72) 2091 act->dz = 1; 2092 if (rBuf == 0x64) 2093 act->button = MOUSE_BUTTON1DOWN; 2094 if (rBuf == 0x75) 2095 act->button = 0; 2096 break; 2097 2098 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 2099 act->button = butmaphit[pBuf[0] & 0x07]; 2100 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2101 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2102 break; 2103 2104 case MOUSE_PROTO_MM: /* MM Series */ 2105 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 2106 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 2107 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2108 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2109 break; 2110 2111 case MOUSE_PROTO_VERSAPAD: /* VersaPad */ 2112 act->button = butmapversa[(pBuf[0] & MOUSE_VERSA_BUTTONS) >> 3]; 2113 act->button |= (pBuf[0] & MOUSE_VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2114 act->dx = act->dy = 0; 2115 if (!(pBuf[0] & MOUSE_VERSA_IN_USE)) { 2116 on = FALSE; 2117 break; 2118 } 2119 x = (pBuf[2] << 6) | pBuf[1]; 2120 if (x & 0x800) 2121 x -= 0x1000; 2122 y = (pBuf[4] << 6) | pBuf[3]; 2123 if (y & 0x800) 2124 y -= 0x1000; 2125 if (on) { 2126 act->dx = prev_x - x; 2127 act->dy = prev_y - y; 2128 } else { 2129 on = TRUE; 2130 } 2131 prev_x = x; 2132 prev_y = y; 2133 break; 2134 2135 case MOUSE_PROTO_PS2: /* PS/2 */ 2136 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 2137 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 2138 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 2139 /* 2140 * Moused usually operates the psm driver at the operation level 1 2141 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 2142 * The following code takes effect only when the user explicitly 2143 * requets the level 2 at which wheel movement and additional button 2144 * actions are encoded in model-dependent formats. At the level 0 2145 * the following code is no-op because the psm driver says the model 2146 * is MOUSE_MODEL_GENERIC. 2147 */ 2148 switch (rodent.hw.model) { 2149 case MOUSE_MODEL_EXPLORER: 2150 /* wheel and additional button data is in the fourth byte */ 2151 act->dz = (pBuf[3] & MOUSE_EXPLORER_ZNEG) 2152 ? (pBuf[3] & 0x0f) - 16 : (pBuf[3] & 0x0f); 2153 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON4DOWN) 2154 ? MOUSE_BUTTON4DOWN : 0; 2155 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON5DOWN) 2156 ? MOUSE_BUTTON5DOWN : 0; 2157 break; 2158 case MOUSE_MODEL_INTELLI: 2159 case MOUSE_MODEL_NET: 2160 /* wheel data is in the fourth byte */ 2161 act->dz = (signed char)pBuf[3]; 2162 if ((act->dz >= 7) || (act->dz <= -7)) 2163 act->dz = 0; 2164 /* some compatible mice may have additional buttons */ 2165 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON4DOWN) 2166 ? MOUSE_BUTTON4DOWN : 0; 2167 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON5DOWN) 2168 ? MOUSE_BUTTON5DOWN : 0; 2169 break; 2170 case MOUSE_MODEL_MOUSEMANPLUS: 2171 if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 2172 && (abs(act->dx) > 191) 2173 && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { 2174 /* the extended data packet encodes button and wheel events */ 2175 switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { 2176 case 1: 2177 /* wheel data packet */ 2178 act->dx = act->dy = 0; 2179 if (pBuf[2] & 0x80) { 2180 /* horizontal roller count - ignore it XXX*/ 2181 } else { 2182 /* vertical roller count */ 2183 act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) 2184 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2185 } 2186 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 2187 ? MOUSE_BUTTON4DOWN : 0; 2188 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 2189 ? MOUSE_BUTTON5DOWN : 0; 2190 break; 2191 case 2: 2192 /* this packet type is reserved by Logitech */ 2193 /* 2194 * IBM ScrollPoint Mouse uses this packet type to 2195 * encode both vertical and horizontal scroll movement. 2196 */ 2197 act->dx = act->dy = 0; 2198 /* horizontal roller count */ 2199 if (pBuf[2] & 0x0f) 2200 act->dz = (pBuf[2] & MOUSE_SPOINT_WNEG) ? -2 : 2; 2201 /* vertical roller count */ 2202 if (pBuf[2] & 0xf0) 2203 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) ? -1 : 1; 2204 #if 0 2205 /* vertical roller count */ 2206 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) 2207 ? ((pBuf[2] >> 4) & 0x0f) - 16 2208 : ((pBuf[2] >> 4) & 0x0f); 2209 /* horizontal roller count */ 2210 act->dw = (pBuf[2] & MOUSE_SPOINT_WNEG) 2211 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2212 #endif 2213 break; 2214 case 0: 2215 /* device type packet - shouldn't happen */ 2216 /* FALLTHROUGH */ 2217 default: 2218 act->dx = act->dy = 0; 2219 act->button = act->obutton; 2220 debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", 2221 MOUSE_PS2PLUS_PACKET_TYPE(pBuf), 2222 pBuf[0], pBuf[1], pBuf[2]); 2223 break; 2224 } 2225 } else { 2226 /* preserve button states */ 2227 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2228 } 2229 break; 2230 case MOUSE_MODEL_GLIDEPOINT: 2231 /* `tapping' action */ 2232 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 2233 break; 2234 case MOUSE_MODEL_NETSCROLL: 2235 /* three additional bytes encode buttons and wheel events */ 2236 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 2237 ? MOUSE_BUTTON4DOWN : 0; 2238 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON1DOWN) 2239 ? MOUSE_BUTTON5DOWN : 0; 2240 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 2241 break; 2242 case MOUSE_MODEL_THINK: 2243 /* the fourth button state in the first byte */ 2244 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 2245 break; 2246 case MOUSE_MODEL_VERSAPAD: 2247 act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; 2248 act->button |= 2249 (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2250 act->dx = act->dy = 0; 2251 if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { 2252 on = FALSE; 2253 break; 2254 } 2255 x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; 2256 if (x & 0x800) 2257 x -= 0x1000; 2258 y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; 2259 if (y & 0x800) 2260 y -= 0x1000; 2261 if (on) { 2262 act->dx = prev_x - x; 2263 act->dy = prev_y - y; 2264 } else { 2265 on = TRUE; 2266 } 2267 prev_x = x; 2268 prev_y = y; 2269 break; 2270 case MOUSE_MODEL_4D: 2271 act->dx = (pBuf[1] & 0x80) ? pBuf[1] - 256 : pBuf[1]; 2272 act->dy = (pBuf[2] & 0x80) ? -(pBuf[2] - 256) : -pBuf[2]; 2273 switch (pBuf[0] & MOUSE_4D_WHEELBITS) { 2274 case 0x10: 2275 act->dz = 1; 2276 break; 2277 case 0x30: 2278 act->dz = -1; 2279 break; 2280 case 0x40: /* 2nd wheel rolling right XXX */ 2281 act->dz = 2; 2282 break; 2283 case 0xc0: /* 2nd wheel rolling left XXX */ 2284 act->dz = -2; 2285 break; 2286 } 2287 break; 2288 case MOUSE_MODEL_4DPLUS: 2289 if ((act->dx < 16 - 256) && (act->dy > 256 - 16)) { 2290 act->dx = act->dy = 0; 2291 if (pBuf[2] & MOUSE_4DPLUS_BUTTON4DOWN) 2292 act->button |= MOUSE_BUTTON4DOWN; 2293 act->dz = (pBuf[2] & MOUSE_4DPLUS_ZNEG) 2294 ? ((pBuf[2] & 0x07) - 8) : (pBuf[2] & 0x07); 2295 } else { 2296 /* preserve previous button states */ 2297 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2298 } 2299 break; 2300 case MOUSE_MODEL_GENERIC: 2301 default: 2302 break; 2303 } 2304 break; 2305 2306 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 2307 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 2308 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2309 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2310 if (rodent.level == 1) { 2311 act->dz = ((signed char)(pBuf[5] << 1) + (signed char)(pBuf[6] << 1)) >> 1; 2312 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 2313 } 2314 break; 2315 2316 default: 2317 return (0); 2318 } 2319 /* 2320 * We don't reset pBufP here yet, as there may be an additional data 2321 * byte in some protocols. See above. 2322 */ 2323 2324 /* has something changed? */ 2325 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2326 | (act->obutton ^ act->button); 2327 2328 return (act->flags); 2329 } 2330 2331 static int 2332 r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans) 2333 { 2334 int changed; 2335 int flags; 2336 2337 a2->dx = a1->dx; 2338 a2->dy = a1->dy; 2339 a2->dz = a1->dz; 2340 a2->obutton = a2->button; 2341 a2->button = a1->button; 2342 a2->flags = a1->flags; 2343 changed = FALSE; 2344 2345 if (rodent.flags & Emulate3Button) { 2346 if (debug > 2) 2347 debug("state:%d, trans:%d -> state:%d", 2348 mouse_button_state, trans, 2349 states[mouse_button_state].s[trans]); 2350 /* 2351 * Avoid re-ordering button and movement events. While a button 2352 * event is deferred, throw away up to BUTTON2_MAXMOVE movement 2353 * events to allow for mouse jitter. If more movement events 2354 * occur, then complete the deferred button events immediately. 2355 */ 2356 if ((a2->dx != 0 || a2->dy != 0) && 2357 S_DELAYED(states[mouse_button_state].s[trans])) { 2358 if (++mouse_move_delayed > BUTTON2_MAXMOVE) { 2359 mouse_move_delayed = 0; 2360 mouse_button_state = 2361 states[mouse_button_state].s[A_TIMEOUT]; 2362 changed = TRUE; 2363 } else 2364 a2->dx = a2->dy = 0; 2365 } else 2366 mouse_move_delayed = 0; 2367 if (mouse_button_state != states[mouse_button_state].s[trans]) 2368 changed = TRUE; 2369 if (changed) 2370 clock_gettime(CLOCK_MONOTONIC_FAST, &mouse_button_state_ts); 2371 mouse_button_state = states[mouse_button_state].s[trans]; 2372 a2->button &= 2373 ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); 2374 a2->button &= states[mouse_button_state].mask; 2375 a2->button |= states[mouse_button_state].buttons; 2376 flags = a2->flags & MOUSE_POSCHANGED; 2377 flags |= a2->obutton ^ a2->button; 2378 if (flags & MOUSE_BUTTON2DOWN) { 2379 a2->flags = flags & MOUSE_BUTTON2DOWN; 2380 r_timestamp(a2); 2381 } 2382 a2->flags = flags; 2383 } 2384 return (changed); 2385 } 2386 2387 /* phisical to logical button mapping */ 2388 static int p2l[MOUSE_MAXBUTTON] = { 2389 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 2390 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 2391 0x00000100, 0x00000200, 0x00000400, 0x00000800, 2392 0x00001000, 0x00002000, 0x00004000, 0x00008000, 2393 0x00010000, 0x00020000, 0x00040000, 0x00080000, 2394 0x00100000, 0x00200000, 0x00400000, 0x00800000, 2395 0x01000000, 0x02000000, 0x04000000, 0x08000000, 2396 0x10000000, 0x20000000, 0x40000000, 2397 }; 2398 2399 static char * 2400 skipspace(char *s) 2401 { 2402 while(isspace(*s)) 2403 ++s; 2404 return (s); 2405 } 2406 2407 static int 2408 r_installmap(char *arg) 2409 { 2410 int pbutton; 2411 int lbutton; 2412 char *s; 2413 2414 while (*arg) { 2415 arg = skipspace(arg); 2416 s = arg; 2417 while (isdigit(*arg)) 2418 ++arg; 2419 arg = skipspace(arg); 2420 if ((arg <= s) || (*arg != '=')) 2421 return (FALSE); 2422 lbutton = atoi(s); 2423 2424 arg = skipspace(++arg); 2425 s = arg; 2426 while (isdigit(*arg)) 2427 ++arg; 2428 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 2429 return (FALSE); 2430 pbutton = atoi(s); 2431 2432 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 2433 return (FALSE); 2434 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 2435 return (FALSE); 2436 p2l[pbutton - 1] = 1 << (lbutton - 1); 2437 mstate[lbutton - 1] = &bstate[pbutton - 1]; 2438 } 2439 2440 return (TRUE); 2441 } 2442 2443 static void 2444 r_map(mousestatus_t *act1, mousestatus_t *act2) 2445 { 2446 register int pb; 2447 register int pbuttons; 2448 int lbuttons; 2449 2450 pbuttons = act1->button; 2451 lbuttons = 0; 2452 2453 act2->obutton = act2->button; 2454 if (pbuttons & rodent.wmode) { 2455 pbuttons &= ~rodent.wmode; 2456 act1->dz = act1->dy; 2457 act1->dx = 0; 2458 act1->dy = 0; 2459 } 2460 act2->dx = act1->dx; 2461 act2->dy = act1->dy; 2462 act2->dz = act1->dz; 2463 2464 switch (rodent.zmap[0]) { 2465 case 0: /* do nothing */ 2466 break; 2467 case MOUSE_XAXIS: 2468 if (act1->dz != 0) { 2469 act2->dx = act1->dz; 2470 act2->dz = 0; 2471 } 2472 break; 2473 case MOUSE_YAXIS: 2474 if (act1->dz != 0) { 2475 act2->dy = act1->dz; 2476 act2->dz = 0; 2477 } 2478 break; 2479 default: /* buttons */ 2480 pbuttons &= ~(rodent.zmap[0] | rodent.zmap[1] 2481 | rodent.zmap[2] | rodent.zmap[3]); 2482 if ((act1->dz < -1) && rodent.zmap[2]) { 2483 pbuttons |= rodent.zmap[2]; 2484 zstate[2].count = 1; 2485 } else if (act1->dz < 0) { 2486 pbuttons |= rodent.zmap[0]; 2487 zstate[0].count = 1; 2488 } else if ((act1->dz > 1) && rodent.zmap[3]) { 2489 pbuttons |= rodent.zmap[3]; 2490 zstate[3].count = 1; 2491 } else if (act1->dz > 0) { 2492 pbuttons |= rodent.zmap[1]; 2493 zstate[1].count = 1; 2494 } 2495 act2->dz = 0; 2496 break; 2497 } 2498 2499 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 2500 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 2501 pbuttons >>= 1; 2502 } 2503 act2->button = lbuttons; 2504 2505 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 2506 | (act2->obutton ^ act2->button); 2507 } 2508 2509 static void 2510 r_timestamp(mousestatus_t *act) 2511 { 2512 struct timespec ts; 2513 struct timespec ts1; 2514 struct timespec ts2; 2515 struct timespec ts3; 2516 int button; 2517 int mask; 2518 int i; 2519 2520 mask = act->flags & MOUSE_BUTTONS; 2521 #if 0 2522 if (mask == 0) 2523 return; 2524 #endif 2525 2526 clock_gettime(CLOCK_MONOTONIC_FAST, &ts1); 2527 drift_current_ts = ts1; 2528 2529 /* double click threshold */ 2530 ts2.tv_sec = rodent.clickthreshold / 1000; 2531 ts2.tv_nsec = (rodent.clickthreshold % 1000) * 1000000; 2532 tssub(&ts1, &ts2, &ts); 2533 debug("ts: %jd %ld", (intmax_t)ts.tv_sec, ts.tv_nsec); 2534 2535 /* 3 button emulation timeout */ 2536 ts2.tv_sec = rodent.button2timeout / 1000; 2537 ts2.tv_nsec = (rodent.button2timeout % 1000) * 1000000; 2538 tssub(&ts1, &ts2, &ts3); 2539 2540 button = MOUSE_BUTTON1DOWN; 2541 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2542 if (mask & 1) { 2543 if (act->button & button) { 2544 /* the button is down */ 2545 debug(" : %jd %ld", 2546 (intmax_t)bstate[i].ts.tv_sec, bstate[i].ts.tv_nsec); 2547 if (tscmp(&ts, &bstate[i].ts, >)) { 2548 bstate[i].count = 1; 2549 } else { 2550 ++bstate[i].count; 2551 } 2552 bstate[i].ts = ts1; 2553 } else { 2554 /* the button is up */ 2555 bstate[i].ts = ts1; 2556 } 2557 } else { 2558 if (act->button & button) { 2559 /* the button has been down */ 2560 if (tscmp(&ts3, &bstate[i].ts, >)) { 2561 bstate[i].count = 1; 2562 bstate[i].ts = ts1; 2563 act->flags |= button; 2564 debug("button %d timeout", i + 1); 2565 } 2566 } else { 2567 /* the button has been up */ 2568 } 2569 } 2570 button <<= 1; 2571 mask >>= 1; 2572 } 2573 } 2574 2575 static int 2576 r_timeout(void) 2577 { 2578 struct timespec ts; 2579 struct timespec ts1; 2580 struct timespec ts2; 2581 2582 if (states[mouse_button_state].timeout) 2583 return (TRUE); 2584 clock_gettime(CLOCK_MONOTONIC_FAST, &ts1); 2585 ts2.tv_sec = rodent.button2timeout / 1000; 2586 ts2.tv_nsec = (rodent.button2timeout % 1000) * 1000000; 2587 tssub(&ts1, &ts2, &ts); 2588 return (tscmp(&ts, &mouse_button_state_ts, >)); 2589 } 2590 2591 static void 2592 r_click(mousestatus_t *act) 2593 { 2594 struct mouse_info mouse; 2595 int button; 2596 int mask; 2597 int i; 2598 2599 mask = act->flags & MOUSE_BUTTONS; 2600 if (mask == 0) 2601 return; 2602 2603 button = MOUSE_BUTTON1DOWN; 2604 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2605 if (mask & 1) { 2606 debug("mstate[%d]->count:%d", i, mstate[i]->count); 2607 if (act->button & button) { 2608 /* the button is down */ 2609 mouse.u.event.value = mstate[i]->count; 2610 } else { 2611 /* the button is up */ 2612 mouse.u.event.value = 0; 2613 } 2614 mouse.operation = MOUSE_BUTTON_EVENT; 2615 mouse.u.event.id = button; 2616 if (debug < 2) 2617 if (!paused) 2618 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 2619 debug("button %d count %d", i + 1, mouse.u.event.value); 2620 } 2621 button <<= 1; 2622 mask >>= 1; 2623 } 2624 } 2625 2626 /* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 2627 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 2628 /* 2629 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 2630 * 2631 * Permission to use, copy, modify, distribute, and sell this software and its 2632 * documentation for any purpose is hereby granted without fee, provided that 2633 * the above copyright notice appear in all copies and that both that 2634 * copyright notice and this permission notice appear in supporting 2635 * documentation, and that the name of David Dawes 2636 * not be used in advertising or publicity pertaining to distribution of 2637 * the software without specific, written prior permission. 2638 * David Dawes makes no representations about the suitability of this 2639 * software for any purpose. It is provided "as is" without express or 2640 * implied warranty. 2641 * 2642 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 2643 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 2644 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 2645 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 2646 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 2647 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 2648 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2649 * 2650 */ 2651 2652 2653 static void 2654 setmousespeed(int old, int new, unsigned cflag) 2655 { 2656 struct termios tty; 2657 const char *c; 2658 2659 if (tcgetattr(rodent.mfd, &tty) < 0) 2660 { 2661 logwarn("unable to get status of mouse fd"); 2662 return; 2663 } 2664 2665 tty.c_iflag = IGNBRK | IGNPAR; 2666 tty.c_oflag = 0; 2667 tty.c_lflag = 0; 2668 tty.c_cflag = (tcflag_t)cflag; 2669 tty.c_cc[VTIME] = 0; 2670 tty.c_cc[VMIN] = 1; 2671 2672 switch (old) 2673 { 2674 case 9600: 2675 cfsetispeed(&tty, B9600); 2676 cfsetospeed(&tty, B9600); 2677 break; 2678 case 4800: 2679 cfsetispeed(&tty, B4800); 2680 cfsetospeed(&tty, B4800); 2681 break; 2682 case 2400: 2683 cfsetispeed(&tty, B2400); 2684 cfsetospeed(&tty, B2400); 2685 break; 2686 case 1200: 2687 default: 2688 cfsetispeed(&tty, B1200); 2689 cfsetospeed(&tty, B1200); 2690 } 2691 2692 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2693 { 2694 logwarn("unable to set status of mouse fd"); 2695 return; 2696 } 2697 2698 switch (new) 2699 { 2700 case 9600: 2701 c = "*q"; 2702 cfsetispeed(&tty, B9600); 2703 cfsetospeed(&tty, B9600); 2704 break; 2705 case 4800: 2706 c = "*p"; 2707 cfsetispeed(&tty, B4800); 2708 cfsetospeed(&tty, B4800); 2709 break; 2710 case 2400: 2711 c = "*o"; 2712 cfsetispeed(&tty, B2400); 2713 cfsetospeed(&tty, B2400); 2714 break; 2715 case 1200: 2716 default: 2717 c = "*n"; 2718 cfsetispeed(&tty, B1200); 2719 cfsetospeed(&tty, B1200); 2720 } 2721 2722 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 2723 || rodent.rtype == MOUSE_PROTO_LOGI) 2724 { 2725 if (write(rodent.mfd, c, 2) != 2) 2726 { 2727 logwarn("unable to write to mouse fd"); 2728 return; 2729 } 2730 } 2731 usleep(100000); 2732 2733 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2734 logwarn("unable to set status of mouse fd"); 2735 } 2736 2737 /* 2738 * PnP COM device support 2739 * 2740 * It's a simplistic implementation, but it works :-) 2741 * KY, 31/7/97. 2742 */ 2743 2744 /* 2745 * Try to elicit a PnP ID as described in 2746 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 2747 * rev 1.00", 1995. 2748 * 2749 * The routine does not fully implement the COM Enumerator as par Section 2750 * 2.1 of the document. In particular, we don't have idle state in which 2751 * the driver software monitors the com port for dynamic connection or 2752 * removal of a device at the port, because `moused' simply quits if no 2753 * device is found. 2754 * 2755 * In addition, as PnP COM device enumeration procedure slightly has 2756 * changed since its first publication, devices which follow earlier 2757 * revisions of the above spec. may fail to respond if the rev 1.0 2758 * procedure is used. XXX 2759 */ 2760 static int 2761 pnpwakeup1(void) 2762 { 2763 struct timeval timeout; 2764 fd_set fds; 2765 int i; 2766 2767 /* 2768 * This is the procedure described in rev 1.0 of PnP COM device spec. 2769 * Unfortunately, some devices which comform to earlier revisions of 2770 * the spec gets confused and do not return the ID string... 2771 */ 2772 debug("PnP COM device rev 1.0 probe..."); 2773 2774 /* port initialization (2.1.2) */ 2775 ioctl(rodent.mfd, TIOCMGET, &i); 2776 i |= TIOCM_DTR; /* DTR = 1 */ 2777 i &= ~TIOCM_RTS; /* RTS = 0 */ 2778 ioctl(rodent.mfd, TIOCMSET, &i); 2779 usleep(240000); 2780 2781 /* 2782 * The PnP COM device spec. dictates that the mouse must set DSR 2783 * in response to DTR (by hardware or by software) and that if DSR is 2784 * not asserted, the host computer should think that there is no device 2785 * at this serial port. But some mice just don't do that... 2786 */ 2787 ioctl(rodent.mfd, TIOCMGET, &i); 2788 debug("modem status 0%o", i); 2789 if ((i & TIOCM_DSR) == 0) 2790 return (FALSE); 2791 2792 /* port setup, 1st phase (2.1.3) */ 2793 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2794 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2795 ioctl(rodent.mfd, TIOCMBIC, &i); 2796 usleep(240000); 2797 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 2798 ioctl(rodent.mfd, TIOCMBIS, &i); 2799 usleep(240000); 2800 2801 /* wait for response, 1st phase (2.1.4) */ 2802 i = FREAD; 2803 ioctl(rodent.mfd, TIOCFLUSH, &i); 2804 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2805 ioctl(rodent.mfd, TIOCMBIS, &i); 2806 2807 /* try to read something */ 2808 FD_ZERO(&fds); 2809 FD_SET(rodent.mfd, &fds); 2810 timeout.tv_sec = 0; 2811 timeout.tv_usec = 240000; 2812 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2813 debug("pnpwakeup1(): valid response in first phase."); 2814 return (TRUE); 2815 } 2816 2817 /* port setup, 2nd phase (2.1.5) */ 2818 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2819 ioctl(rodent.mfd, TIOCMBIC, &i); 2820 usleep(240000); 2821 2822 /* wait for respose, 2nd phase (2.1.6) */ 2823 i = FREAD; 2824 ioctl(rodent.mfd, TIOCFLUSH, &i); 2825 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2826 ioctl(rodent.mfd, TIOCMBIS, &i); 2827 2828 /* try to read something */ 2829 FD_ZERO(&fds); 2830 FD_SET(rodent.mfd, &fds); 2831 timeout.tv_sec = 0; 2832 timeout.tv_usec = 240000; 2833 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2834 debug("pnpwakeup1(): valid response in second phase."); 2835 return (TRUE); 2836 } 2837 2838 return (FALSE); 2839 } 2840 2841 static int 2842 pnpwakeup2(void) 2843 { 2844 struct timeval timeout; 2845 fd_set fds; 2846 int i; 2847 2848 /* 2849 * This is a simplified procedure; it simply toggles RTS. 2850 */ 2851 debug("alternate probe..."); 2852 2853 ioctl(rodent.mfd, TIOCMGET, &i); 2854 i |= TIOCM_DTR; /* DTR = 1 */ 2855 i &= ~TIOCM_RTS; /* RTS = 0 */ 2856 ioctl(rodent.mfd, TIOCMSET, &i); 2857 usleep(240000); 2858 2859 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2860 2861 /* wait for respose */ 2862 i = FREAD; 2863 ioctl(rodent.mfd, TIOCFLUSH, &i); 2864 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2865 ioctl(rodent.mfd, TIOCMBIS, &i); 2866 2867 /* try to read something */ 2868 FD_ZERO(&fds); 2869 FD_SET(rodent.mfd, &fds); 2870 timeout.tv_sec = 0; 2871 timeout.tv_usec = 240000; 2872 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2873 debug("pnpwakeup2(): valid response."); 2874 return (TRUE); 2875 } 2876 2877 return (FALSE); 2878 } 2879 2880 static int 2881 pnpgets(char *buf) 2882 { 2883 struct timeval timeout; 2884 fd_set fds; 2885 int begin; 2886 int i; 2887 char c; 2888 2889 if (!pnpwakeup1() && !pnpwakeup2()) { 2890 /* 2891 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2892 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 2893 * assuming there is something at the port even if it didn't 2894 * respond to the PnP enumeration procedure. 2895 */ 2896 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2897 ioctl(rodent.mfd, TIOCMBIS, &i); 2898 return (0); 2899 } 2900 2901 /* collect PnP COM device ID (2.1.7) */ 2902 begin = -1; 2903 i = 0; 2904 usleep(240000); /* the mouse must send `Begin ID' within 200msec */ 2905 while (read(rodent.mfd, &c, 1) == 1) { 2906 /* we may see "M", or "M3..." before `Begin ID' */ 2907 buf[i++] = c; 2908 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 2909 debug("begin-id %02x", c); 2910 begin = i - 1; 2911 break; 2912 } 2913 debug("%c %02x", c, c); 2914 if (i >= 256) 2915 break; 2916 } 2917 if (begin < 0) { 2918 /* we haven't seen `Begin ID' in time... */ 2919 goto connect_idle; 2920 } 2921 2922 ++c; /* make it `End ID' */ 2923 for (;;) { 2924 FD_ZERO(&fds); 2925 FD_SET(rodent.mfd, &fds); 2926 timeout.tv_sec = 0; 2927 timeout.tv_usec = 240000; 2928 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 2929 break; 2930 2931 read(rodent.mfd, &buf[i], 1); 2932 if (buf[i++] == c) /* End ID */ 2933 break; 2934 if (i >= 256) 2935 break; 2936 } 2937 if (begin > 0) { 2938 i -= begin; 2939 bcopy(&buf[begin], &buf[0], i); 2940 } 2941 /* string may not be human readable... */ 2942 debug("len:%d, '%-*.*s'", i, i, i, buf); 2943 2944 if (buf[i - 1] == c) 2945 return (i); /* a valid PnP string */ 2946 2947 /* 2948 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2949 * in idle state. But, `moused' shall leave the modem control lines 2950 * as they are. See above. 2951 */ 2952 connect_idle: 2953 2954 /* we may still have something in the buffer */ 2955 return (MAX(i, 0)); 2956 } 2957 2958 static int 2959 pnpparse(pnpid_t *id, char *buf, int len) 2960 { 2961 char s[3]; 2962 int offset; 2963 int sum = 0; 2964 int i, j; 2965 2966 id->revision = 0; 2967 id->eisaid = NULL; 2968 id->serial = NULL; 2969 id->class = NULL; 2970 id->compat = NULL; 2971 id->description = NULL; 2972 id->neisaid = 0; 2973 id->nserial = 0; 2974 id->nclass = 0; 2975 id->ncompat = 0; 2976 id->ndescription = 0; 2977 2978 if ((buf[0] != 0x28) && (buf[0] != 0x08)) { 2979 /* non-PnP mice */ 2980 switch(buf[0]) { 2981 default: 2982 return (FALSE); 2983 case 'M': /* Microsoft */ 2984 id->eisaid = "PNP0F01"; 2985 break; 2986 case 'H': /* MouseSystems */ 2987 id->eisaid = "PNP0F04"; 2988 break; 2989 } 2990 id->neisaid = strlen(id->eisaid); 2991 id->class = "MOUSE"; 2992 id->nclass = strlen(id->class); 2993 debug("non-PnP mouse '%c'", buf[0]); 2994 return (TRUE); 2995 } 2996 2997 /* PnP mice */ 2998 offset = 0x28 - buf[0]; 2999 3000 /* calculate checksum */ 3001 for (i = 0; i < len - 3; ++i) { 3002 sum += buf[i]; 3003 buf[i] += offset; 3004 } 3005 sum += buf[len - 1]; 3006 for (; i < len; ++i) 3007 buf[i] += offset; 3008 debug("PnP ID string: '%*.*s'", len, len, buf); 3009 3010 /* revision */ 3011 buf[1] -= offset; 3012 buf[2] -= offset; 3013 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 3014 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 3015 3016 /* EISA vendor and product ID */ 3017 id->eisaid = &buf[3]; 3018 id->neisaid = 7; 3019 3020 /* option strings */ 3021 i = 10; 3022 if (buf[i] == '\\') { 3023 /* device serial # */ 3024 for (j = ++i; i < len; ++i) { 3025 if (buf[i] == '\\') 3026 break; 3027 } 3028 if (i >= len) 3029 i -= 3; 3030 if (i - j == 8) { 3031 id->serial = &buf[j]; 3032 id->nserial = 8; 3033 } 3034 } 3035 if (buf[i] == '\\') { 3036 /* PnP class */ 3037 for (j = ++i; i < len; ++i) { 3038 if (buf[i] == '\\') 3039 break; 3040 } 3041 if (i >= len) 3042 i -= 3; 3043 if (i > j + 1) { 3044 id->class = &buf[j]; 3045 id->nclass = i - j; 3046 } 3047 } 3048 if (buf[i] == '\\') { 3049 /* compatible driver */ 3050 for (j = ++i; i < len; ++i) { 3051 if (buf[i] == '\\') 3052 break; 3053 } 3054 /* 3055 * PnP COM spec prior to v0.96 allowed '*' in this field, 3056 * it's not allowed now; just ignore it. 3057 */ 3058 if (buf[j] == '*') 3059 ++j; 3060 if (i >= len) 3061 i -= 3; 3062 if (i > j + 1) { 3063 id->compat = &buf[j]; 3064 id->ncompat = i - j; 3065 } 3066 } 3067 if (buf[i] == '\\') { 3068 /* product description */ 3069 for (j = ++i; i < len; ++i) { 3070 if (buf[i] == ';') 3071 break; 3072 } 3073 if (i >= len) 3074 i -= 3; 3075 if (i > j + 1) { 3076 id->description = &buf[j]; 3077 id->ndescription = i - j; 3078 } 3079 } 3080 3081 /* checksum exists if there are any optional fields */ 3082 if ((id->nserial > 0) || (id->nclass > 0) 3083 || (id->ncompat > 0) || (id->ndescription > 0)) { 3084 debug("PnP checksum: 0x%X", sum); 3085 sprintf(s, "%02X", sum & 0x0ff); 3086 if (strncmp(s, &buf[len - 3], 2) != 0) { 3087 #if 0 3088 /* 3089 * I found some mice do not comply with the PnP COM device 3090 * spec regarding checksum... XXX 3091 */ 3092 logwarnx("PnP checksum error", 0); 3093 return (FALSE); 3094 #endif 3095 } 3096 } 3097 3098 return (TRUE); 3099 } 3100 3101 static symtab_t * 3102 pnpproto(pnpid_t *id) 3103 { 3104 symtab_t *t; 3105 int i, j; 3106 3107 if (id->nclass > 0) 3108 if (strncmp(id->class, "MOUSE", id->nclass) != 0 && 3109 strncmp(id->class, "TABLET", id->nclass) != 0) 3110 /* this is not a mouse! */ 3111 return (NULL); 3112 3113 if (id->neisaid > 0) { 3114 t = gettoken(pnpprod, id->eisaid, id->neisaid); 3115 if (t->val != MOUSE_PROTO_UNKNOWN) 3116 return (t); 3117 } 3118 3119 /* 3120 * The 'Compatible drivers' field may contain more than one 3121 * ID separated by ','. 3122 */ 3123 if (id->ncompat <= 0) 3124 return (NULL); 3125 for (i = 0; i < id->ncompat; ++i) { 3126 for (j = i; id->compat[i] != ','; ++i) 3127 if (i >= id->ncompat) 3128 break; 3129 if (i > j) { 3130 t = gettoken(pnpprod, id->compat + j, i - j); 3131 if (t->val != MOUSE_PROTO_UNKNOWN) 3132 return (t); 3133 } 3134 } 3135 3136 return (NULL); 3137 } 3138 3139 /* name/val mapping */ 3140 3141 static symtab_t * 3142 gettoken(symtab_t *tab, const char *s, int len) 3143 { 3144 int i; 3145 3146 for (i = 0; tab[i].name != NULL; ++i) { 3147 if (strncmp(tab[i].name, s, len) == 0) 3148 break; 3149 } 3150 return (&tab[i]); 3151 } 3152 3153 static const char * 3154 gettokenname(symtab_t *tab, int val) 3155 { 3156 static const char unknown[] = "unknown"; 3157 int i; 3158 3159 for (i = 0; tab[i].name != NULL; ++i) { 3160 if (tab[i].val == val) 3161 return (tab[i].name); 3162 } 3163 return (unknown); 3164 } 3165 3166 3167 /* 3168 * code to read from the Genius Kidspad tablet. 3169 3170 The tablet responds to the COM PnP protocol 1.0 with EISA-ID KYE0005, 3171 and to pre-pnp probes (RTS toggle) with 'T' (tablet ?) 3172 9600, 8 bit, parity odd. 3173 3174 The tablet puts out 5 bytes. b0 (mask 0xb8, value 0xb8) contains 3175 the proximity, tip and button info: 3176 (byte0 & 0x1) true = tip pressed 3177 (byte0 & 0x2) true = button pressed 3178 (byte0 & 0x40) false = pen in proximity of tablet. 3179 3180 The next 4 bytes are used for coordinates xl, xh, yl, yh (7 bits valid). 3181 3182 Only absolute coordinates are returned, so we use the following approach: 3183 we store the last coordinates sent when the pen went out of the tablet, 3184 3185 3186 * 3187 */ 3188 3189 typedef enum { 3190 S_IDLE, S_PROXY, S_FIRST, S_DOWN, S_UP 3191 } k_status; 3192 3193 static int 3194 kidspad(u_char rxc, mousestatus_t *act) 3195 { 3196 static int buf[5]; 3197 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1; 3198 static k_status status = S_IDLE; 3199 static struct timespec now; 3200 3201 int x, y; 3202 3203 if (buflen > 0 && (rxc & 0x80)) { 3204 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3205 buflen = 0; 3206 } 3207 if (buflen == 0 && (rxc & 0xb8) != 0xb8) { 3208 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3209 return (0); /* invalid code, no action */ 3210 } 3211 buf[buflen++] = rxc; 3212 if (buflen < 5) 3213 return (0); 3214 3215 buflen = 0; /* for next time... */ 3216 3217 x = buf[1]+128*(buf[2] - 7); 3218 if (x < 0) x = 0; 3219 y = 28*128 - (buf[3] + 128* (buf[4] - 7)); 3220 if (y < 0) y = 0; 3221 3222 x /= 8; 3223 y /= 8; 3224 3225 act->flags = 0; 3226 act->obutton = act->button; 3227 act->dx = act->dy = act->dz = 0; 3228 clock_gettime(CLOCK_MONOTONIC_FAST, &now); 3229 if (buf[0] & 0x40) /* pen went out of reach */ 3230 status = S_IDLE; 3231 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3232 act->flags |= MOUSE_POSCHANGED; /* force update */ 3233 status = S_PROXY; 3234 x_prev = x; 3235 y_prev = y; 3236 } 3237 act->dx = x - x_prev; 3238 act->dy = y - y_prev; 3239 if (act->dx || act->dy) 3240 act->flags |= MOUSE_POSCHANGED; 3241 x_prev = x; 3242 y_prev = y; 3243 if (b_prev != 0 && b_prev != buf[0]) { /* possibly record button change */ 3244 act->button = 0; 3245 if (buf[0] & 0x01) /* tip pressed */ 3246 act->button |= MOUSE_BUTTON1DOWN; 3247 if (buf[0] & 0x02) /* button pressed */ 3248 act->button |= MOUSE_BUTTON2DOWN; 3249 act->flags |= MOUSE_BUTTONSCHANGED; 3250 } 3251 b_prev = buf[0]; 3252 return (act->flags); 3253 } 3254 3255 static int 3256 gtco_digipad (u_char rxc, mousestatus_t *act) 3257 { 3258 static u_char buf[5]; 3259 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1; 3260 static k_status status = S_IDLE; 3261 int x, y; 3262 3263 #define GTCO_HEADER 0x80 3264 #define GTCO_PROXIMITY 0x40 3265 #define GTCO_START (GTCO_HEADER|GTCO_PROXIMITY) 3266 #define GTCO_BUTTONMASK 0x3c 3267 3268 3269 if (buflen > 0 && ((rxc & GTCO_HEADER) != GTCO_HEADER)) { 3270 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3271 buflen = 0; 3272 } 3273 if (buflen == 0 && (rxc & GTCO_START) != GTCO_START) { 3274 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3275 return (0); /* invalid code, no action */ 3276 } 3277 3278 buf[buflen++] = rxc; 3279 if (buflen < 5) 3280 return (0); 3281 3282 buflen = 0; /* for next time... */ 3283 3284 x = ((buf[2] & ~GTCO_START) << 6 | (buf[1] & ~GTCO_START)); 3285 y = 4768 - ((buf[4] & ~GTCO_START) << 6 | (buf[3] & ~GTCO_START)); 3286 3287 x /= 2.5; 3288 y /= 2.5; 3289 3290 act->flags = 0; 3291 act->obutton = act->button; 3292 act->dx = act->dy = act->dz = 0; 3293 3294 if ((buf[0] & 0x40) == 0) /* pen went out of reach */ 3295 status = S_IDLE; 3296 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3297 act->flags |= MOUSE_POSCHANGED; /* force update */ 3298 status = S_PROXY; 3299 x_prev = x; 3300 y_prev = y; 3301 } 3302 3303 act->dx = x - x_prev; 3304 act->dy = y - y_prev; 3305 if (act->dx || act->dy) 3306 act->flags |= MOUSE_POSCHANGED; 3307 x_prev = x; 3308 y_prev = y; 3309 3310 /* possibly record button change */ 3311 if (b_prev != 0 && b_prev != buf[0]) { 3312 act->button = 0; 3313 if (buf[0] & 0x04) { 3314 /* tip pressed/yellow */ 3315 act->button |= MOUSE_BUTTON1DOWN; 3316 } 3317 if (buf[0] & 0x08) { 3318 /* grey/white */ 3319 act->button |= MOUSE_BUTTON2DOWN; 3320 } 3321 if (buf[0] & 0x10) { 3322 /* black/green */ 3323 act->button |= MOUSE_BUTTON3DOWN; 3324 } 3325 if (buf[0] & 0x20) { 3326 /* tip+grey/blue */ 3327 act->button |= MOUSE_BUTTON4DOWN; 3328 } 3329 act->flags |= MOUSE_BUTTONSCHANGED; 3330 } 3331 b_prev = buf[0]; 3332 return (act->flags); 3333 } 3334 3335 static void 3336 mremote_serversetup(void) 3337 { 3338 struct sockaddr_un ad; 3339 3340 /* Open a UNIX domain stream socket to listen for mouse remote clients */ 3341 unlink(_PATH_MOUSEREMOTE); 3342 3343 if ((rodent.mremsfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) 3344 logerrx(1, "unable to create unix domain socket %s",_PATH_MOUSEREMOTE); 3345 3346 umask(0111); 3347 3348 bzero(&ad, sizeof(ad)); 3349 ad.sun_family = AF_UNIX; 3350 strcpy(ad.sun_path, _PATH_MOUSEREMOTE); 3351 #ifndef SUN_LEN 3352 #define SUN_LEN(unp) (((char *)(unp)->sun_path - (char *)(unp)) + \ 3353 strlen((unp)->path)) 3354 #endif 3355 if (bind(rodent.mremsfd, (struct sockaddr *) &ad, SUN_LEN(&ad)) < 0) 3356 logerrx(1, "unable to bind unix domain socket %s", _PATH_MOUSEREMOTE); 3357 3358 listen(rodent.mremsfd, 1); 3359 } 3360 3361 static void 3362 mremote_clientchg(int add) 3363 { 3364 struct sockaddr_un ad; 3365 socklen_t ad_len; 3366 int fd; 3367 3368 if (rodent.rtype != MOUSE_PROTO_X10MOUSEREM) 3369 return; 3370 3371 if (add) { 3372 /* Accept client connection, if we don't already have one */ 3373 ad_len = sizeof(ad); 3374 fd = accept(rodent.mremsfd, (struct sockaddr *) &ad, &ad_len); 3375 if (fd < 0) 3376 logwarnx("failed accept on mouse remote socket"); 3377 3378 if (rodent.mremcfd < 0) { 3379 rodent.mremcfd = fd; 3380 debug("remote client connect...accepted"); 3381 } 3382 else { 3383 close(fd); 3384 debug("another remote client connect...disconnected"); 3385 } 3386 } 3387 else { 3388 /* Client disconnected */ 3389 debug("remote client disconnected"); 3390 close(rodent.mremcfd); 3391 rodent.mremcfd = -1; 3392 } 3393 } 3394