1 /** 2 ** Copyright (c) 1995 Michael Smith, All rights reserved. 3 ** 4 ** Redistribution and use in source and binary forms, with or without 5 ** modification, are permitted provided that the following conditions 6 ** are met: 7 ** 1. Redistributions of source code must retain the above copyright 8 ** notice, this list of conditions and the following disclaimer as 9 ** the first lines of this file unmodified. 10 ** 2. Redistributions in binary form must reproduce the above copyright 11 ** notice, this list of conditions and the following disclaimer in the 12 ** documentation and/or other materials provided with the distribution. 13 ** 3. All advertising materials mentioning features or use of this software 14 ** must display the following acknowledgment: 15 ** This product includes software developed by Michael Smith. 16 ** 4. The name of the author may not be used to endorse or promote products 17 ** derived from this software without specific prior written permission. 18 ** 19 ** 20 ** THIS SOFTWARE IS PROVIDED BY Michael Smith ``AS IS'' AND ANY 21 ** EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 ** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 ** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Michael Smith BE LIABLE FOR 24 ** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 ** CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 ** SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 27 ** BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 28 ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 29 ** OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 30 ** EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 ** 32 **/ 33 34 /** 35 ** MOUSED.C 36 ** 37 ** Mouse daemon : listens to a serial port, the bus mouse interface, or 38 ** the PS/2 mouse port for mouse data stream, interprets data and passes 39 ** ioctls off to the console driver. 40 ** 41 ** The mouse interface functions are derived closely from the mouse 42 ** handler in the XFree86 X server. Many thanks to the XFree86 people 43 ** for their great work! 44 ** 45 **/ 46 47 #include <sys/cdefs.h> 48 __FBSDID("$FreeBSD$"); 49 50 #include <sys/param.h> 51 #include <sys/consio.h> 52 #include <sys/mouse.h> 53 #include <sys/socket.h> 54 #include <sys/stat.h> 55 #include <sys/time.h> 56 #include <sys/un.h> 57 58 #include <ctype.h> 59 #include <err.h> 60 #include <errno.h> 61 #include <fcntl.h> 62 #include <libutil.h> 63 #include <limits.h> 64 #include <setjmp.h> 65 #include <signal.h> 66 #include <stdarg.h> 67 #include <stdint.h> 68 #include <stdio.h> 69 #include <stdlib.h> 70 #include <string.h> 71 #include <syslog.h> 72 #include <termios.h> 73 #include <unistd.h> 74 #include <math.h> 75 76 #define MAX_CLICKTHRESHOLD 2000 /* 2 seconds */ 77 #define MAX_BUTTON2TIMEOUT 2000 /* 2 seconds */ 78 #define DFLT_CLICKTHRESHOLD 500 /* 0.5 second */ 79 #define DFLT_BUTTON2TIMEOUT 100 /* 0.1 second */ 80 #define DFLT_SCROLLTHRESHOLD 3 /* 3 pixels */ 81 #define DFLT_SCROLLSPEED 2 /* 2 pixels */ 82 83 /* Abort 3-button emulation delay after this many movement events. */ 84 #define BUTTON2_MAXMOVE 3 85 86 #define TRUE 1 87 #define FALSE 0 88 89 #define MOUSE_XAXIS (-1) 90 #define MOUSE_YAXIS (-2) 91 92 /* Logitech PS2++ protocol */ 93 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 94 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 95 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 96 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 97 98 #define ChordMiddle 0x0001 99 #define Emulate3Button 0x0002 100 #define ClearDTR 0x0004 101 #define ClearRTS 0x0008 102 #define NoPnP 0x0010 103 #define VirtualScroll 0x0020 104 #define HVirtualScroll 0x0040 105 #define ExponentialAcc 0x0080 106 107 #define ID_NONE 0 108 #define ID_PORT 1 109 #define ID_IF 2 110 #define ID_TYPE 4 111 #define ID_MODEL 8 112 #define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 113 114 /* Operations on timespecs */ 115 #define tsclr(tvp) ((tvp)->tv_sec = (tvp)->tv_nsec = 0) 116 #define tscmp(tvp, uvp, cmp) \ 117 (((tvp)->tv_sec == (uvp)->tv_sec) ? \ 118 ((tvp)->tv_nsec cmp (uvp)->tv_nsec) : \ 119 ((tvp)->tv_sec cmp (uvp)->tv_sec)) 120 #define tssub(tvp, uvp, vvp) \ 121 do { \ 122 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \ 123 (vvp)->tv_nsec = (tvp)->tv_nsec - (uvp)->tv_nsec; \ 124 if ((vvp)->tv_nsec < 0) { \ 125 (vvp)->tv_sec--; \ 126 (vvp)->tv_nsec += 1000000000; \ 127 } \ 128 } while (0) 129 130 #define debug(...) do { \ 131 if (debug && nodaemon) \ 132 warnx(__VA_ARGS__); \ 133 } while (0) 134 135 #define logerr(e, ...) do { \ 136 log_or_warn(LOG_DAEMON | LOG_ERR, errno, __VA_ARGS__); \ 137 exit(e); \ 138 } while (0) 139 140 #define logerrx(e, ...) do { \ 141 log_or_warn(LOG_DAEMON | LOG_ERR, 0, __VA_ARGS__); \ 142 exit(e); \ 143 } while (0) 144 145 #define logwarn(...) \ 146 log_or_warn(LOG_DAEMON | LOG_WARNING, errno, __VA_ARGS__) 147 148 #define logwarnx(...) \ 149 log_or_warn(LOG_DAEMON | LOG_WARNING, 0, __VA_ARGS__) 150 151 /* structures */ 152 153 /* symbol table entry */ 154 typedef struct { 155 const char *name; 156 int val; 157 int val2; 158 } symtab_t; 159 160 /* serial PnP ID string */ 161 typedef struct { 162 int revision; /* PnP revision, 100 for 1.00 */ 163 const char *eisaid; /* EISA ID including mfr ID and product ID */ 164 char *serial; /* serial No, optional */ 165 const char *class; /* device class, optional */ 166 char *compat; /* list of compatible drivers, optional */ 167 char *description; /* product description, optional */ 168 int neisaid; /* length of the above fields... */ 169 int nserial; 170 int nclass; 171 int ncompat; 172 int ndescription; 173 } pnpid_t; 174 175 /* global variables */ 176 177 static int debug = 0; 178 static int nodaemon = FALSE; 179 static int background = FALSE; 180 static int paused = FALSE; 181 static int identify = ID_NONE; 182 static int extioctl = FALSE; 183 static const char *pidfile = "/var/run/moused.pid"; 184 static struct pidfh *pfh; 185 186 #define SCROLL_NOTSCROLLING 0 187 #define SCROLL_PREPARE 1 188 #define SCROLL_SCROLLING 2 189 190 static int scroll_state; 191 static int scroll_movement; 192 static int hscroll_movement; 193 194 /* local variables */ 195 196 /* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 197 static symtab_t rifs[] = { 198 { "serial", MOUSE_IF_SERIAL, 0 }, 199 { "bus", MOUSE_IF_BUS, 0 }, 200 { "inport", MOUSE_IF_INPORT, 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 "busmouse", 215 "inportmouse", 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 bus */ 292 { "PNP0F00", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 293 /* MS serial */ 294 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 295 /* MS InPort */ 296 { "PNP0F02", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 297 /* MS PS/2 */ 298 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 299 /* 300 * EzScroll returns PNP0F04 in the compatible device field; but it 301 * doesn't look compatible... XXX 302 */ 303 /* MouseSystems */ 304 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 305 /* MouseSystems */ 306 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 307 #if notyet 308 /* Genius Mouse */ 309 { "PNP0F06", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 310 /* Genius Mouse */ 311 { "PNP0F07", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 312 #endif 313 /* Logitech serial */ 314 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 315 /* MS BallPoint serial */ 316 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 317 /* MS PnP serial */ 318 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 319 /* MS PnP BallPoint serial */ 320 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 321 /* MS serial comatible */ 322 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 323 /* MS InPort comatible */ 324 { "PNP0F0D", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 325 /* MS PS/2 comatible */ 326 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 327 /* MS BallPoint comatible */ 328 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 329 #if notyet 330 /* TI QuickPort */ 331 { "PNP0F10", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 332 #endif 333 /* MS bus comatible */ 334 { "PNP0F11", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 335 /* Logitech PS/2 */ 336 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 337 /* PS/2 */ 338 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 339 #if notyet 340 /* MS Kids Mouse */ 341 { "PNP0F14", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 342 #endif 343 /* Logitech bus */ 344 { "PNP0F15", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 345 #if notyet 346 /* Logitech SWIFT */ 347 { "PNP0F16", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 348 #endif 349 /* Logitech serial compat */ 350 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 351 /* Logitech bus compatible */ 352 { "PNP0F18", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 353 /* Logitech PS/2 compatible */ 354 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 355 #if notyet 356 /* Logitech SWIFT compatible */ 357 { "PNP0F1A", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 358 /* HP Omnibook */ 359 { "PNP0F1B", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 360 /* Compaq LTE TrackBall PS/2 */ 361 { "PNP0F1C", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 362 /* Compaq LTE TrackBall serial */ 363 { "PNP0F1D", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 364 /* MS Kidts Trackball */ 365 { "PNP0F1E", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 366 #endif 367 /* Interlink VersaPad */ 368 { "LNK0001", MOUSE_PROTO_VERSAPAD, MOUSE_MODEL_VERSAPAD }, 369 370 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 371 }; 372 373 /* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 374 static unsigned short rodentcflags[] = 375 { 376 (CS7 | CREAD | CLOCAL | HUPCL), /* MicroSoft */ 377 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* MouseSystems */ 378 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Logitech */ 379 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* MMSeries */ 380 (CS7 | CREAD | CLOCAL | HUPCL), /* MouseMan */ 381 0, /* Bus */ 382 0, /* InPort */ 383 0, /* PS/2 */ 384 (CS8 | CREAD | CLOCAL | HUPCL), /* MM HitTablet */ 385 (CS7 | CREAD | CLOCAL | HUPCL), /* GlidePoint */ 386 (CS7 | CREAD | CLOCAL | HUPCL), /* IntelliMouse */ 387 (CS7 | CREAD | CLOCAL | HUPCL), /* Thinking Mouse */ 388 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* sysmouse */ 389 (CS7 | CREAD | CLOCAL | HUPCL), /* X10 MouseRemote */ 390 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* kidspad etc. */ 391 (CS8 | CREAD | CLOCAL | HUPCL), /* VersaPad */ 392 0, /* JogDial */ 393 #if notyet 394 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Mariqua */ 395 #endif 396 (CS8 | CREAD | HUPCL ), /* GTCO Digi-Pad */ 397 }; 398 399 static struct rodentparam { 400 int flags; 401 const char *portname; /* /dev/XXX */ 402 int rtype; /* MOUSE_PROTO_XXX */ 403 int level; /* operation level: 0 or greater */ 404 int baudrate; 405 int rate; /* report rate */ 406 int resolution; /* MOUSE_RES_XXX or a positive number */ 407 int zmap[4]; /* MOUSE_{X|Y}AXIS or a button number */ 408 int wmode; /* wheel mode button number */ 409 int mfd; /* mouse file descriptor */ 410 int cfd; /* /dev/consolectl file descriptor */ 411 int mremsfd; /* mouse remote server file descriptor */ 412 int mremcfd; /* mouse remote client file descriptor */ 413 int is_removable; /* set if device is removable, like USB */ 414 long clickthreshold; /* double click speed in msec */ 415 long button2timeout; /* 3 button emulation timeout */ 416 mousehw_t hw; /* mouse device hardware information */ 417 mousemode_t mode; /* protocol information */ 418 float accelx; /* Acceleration in the X axis */ 419 float accely; /* Acceleration in the Y axis */ 420 float expoaccel; /* Exponential acceleration */ 421 float expoffset; /* Movement offset for exponential accel. */ 422 float remainx; /* Remainder on X and Y axis, respectively... */ 423 float remainy; /* ... to compensate for rounding errors. */ 424 int scrollthreshold; /* Movement distance before virtual scrolling */ 425 int scrollspeed; /* Movement distance to rate of scrolling */ 426 } rodent = { 427 .flags = 0, 428 .portname = NULL, 429 .rtype = MOUSE_PROTO_UNKNOWN, 430 .level = -1, 431 .baudrate = 1200, 432 .rate = 0, 433 .resolution = MOUSE_RES_UNKNOWN, 434 .zmap = { 0, 0, 0, 0 }, 435 .wmode = 0, 436 .mfd = -1, 437 .cfd = -1, 438 .mremsfd = -1, 439 .mremcfd = -1, 440 .is_removable = 0, 441 .clickthreshold = DFLT_CLICKTHRESHOLD, 442 .button2timeout = DFLT_BUTTON2TIMEOUT, 443 .accelx = 1.0, 444 .accely = 1.0, 445 .expoaccel = 1.0, 446 .expoffset = 1.0, 447 .remainx = 0.0, 448 .remainy = 0.0, 449 .scrollthreshold = DFLT_SCROLLTHRESHOLD, 450 .scrollspeed = DFLT_SCROLLSPEED, 451 }; 452 453 /* button status */ 454 struct button_state { 455 int count; /* 0: up, 1: single click, 2: double click,... */ 456 struct timespec ts; /* timestamp on the last button event */ 457 }; 458 static struct button_state bstate[MOUSE_MAXBUTTON]; /* button state */ 459 static struct button_state *mstate[MOUSE_MAXBUTTON];/* mapped button st.*/ 460 static struct button_state zstate[4]; /* Z/W axis state */ 461 462 /* state machine for 3 button emulation */ 463 464 #define S0 0 /* start */ 465 #define S1 1 /* button 1 delayed down */ 466 #define S2 2 /* button 3 delayed down */ 467 #define S3 3 /* both buttons down -> button 2 down */ 468 #define S4 4 /* button 1 delayed up */ 469 #define S5 5 /* button 1 down */ 470 #define S6 6 /* button 3 down */ 471 #define S7 7 /* both buttons down */ 472 #define S8 8 /* button 3 delayed up */ 473 #define S9 9 /* button 1 or 3 up after S3 */ 474 475 #define A(b1, b3) (((b1) ? 2 : 0) | ((b3) ? 1 : 0)) 476 #define A_TIMEOUT 4 477 #define S_DELAYED(st) (states[st].s[A_TIMEOUT] != (st)) 478 479 static struct { 480 int s[A_TIMEOUT + 1]; 481 int buttons; 482 int mask; 483 int timeout; 484 } states[10] = { 485 /* S0 */ 486 { { S0, S2, S1, S3, S0 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 487 /* S1 */ 488 { { S4, S2, S1, S3, S5 }, 0, ~MOUSE_BUTTON1DOWN, FALSE }, 489 /* S2 */ 490 { { S8, S2, S1, S3, S6 }, 0, ~MOUSE_BUTTON3DOWN, FALSE }, 491 /* S3 */ 492 { { S0, S9, S9, S3, S3 }, MOUSE_BUTTON2DOWN, ~0, FALSE }, 493 /* S4 */ 494 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON1DOWN, ~0, TRUE }, 495 /* S5 */ 496 { { S0, S2, S5, S7, S5 }, MOUSE_BUTTON1DOWN, ~0, FALSE }, 497 /* S6 */ 498 { { S0, S6, S1, S7, S6 }, MOUSE_BUTTON3DOWN, ~0, FALSE }, 499 /* S7 */ 500 { { S0, S6, S5, S7, S7 }, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, ~0, FALSE }, 501 /* S8 */ 502 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON3DOWN, ~0, TRUE }, 503 /* S9 */ 504 { { S0, S9, S9, S3, S9 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 505 }; 506 static int mouse_button_state; 507 static struct timespec mouse_button_state_ts; 508 static int mouse_move_delayed; 509 510 static jmp_buf env; 511 512 struct drift_xy { 513 int x; 514 int y; 515 }; 516 static int drift_distance = 4; /* max steps X+Y */ 517 static int drift_time = 500; /* in 0.5 sec */ 518 static struct timespec drift_time_ts; 519 static struct timespec drift_2time_ts; /* 2*drift_time */ 520 static int drift_after = 4000; /* 4 sec */ 521 static struct timespec drift_after_ts; 522 static int drift_terminate = FALSE; 523 static struct timespec drift_current_ts; 524 static struct timespec drift_tmp; 525 static struct timespec drift_last_activity = {0, 0}; 526 static struct timespec drift_since = {0, 0}; 527 static struct drift_xy drift_last = {0, 0}; /* steps in last drift_time */ 528 static struct drift_xy drift_previous = {0, 0}; /* steps in prev. drift_time */ 529 530 /* function prototypes */ 531 532 static void linacc(int, int, int*, int*); 533 static void expoacc(int, int, int*, int*); 534 static void moused(void); 535 static void hup(int sig); 536 static void cleanup(int sig); 537 static void pause_mouse(int sig); 538 static void usage(void); 539 static void log_or_warn(int log_pri, int errnum, const char *fmt, ...) 540 __printflike(3, 4); 541 542 static int r_identify(void); 543 static const char *r_if(int type); 544 static const char *r_name(int type); 545 static const char *r_model(int model); 546 static void r_init(void); 547 static int r_protocol(u_char b, mousestatus_t *act); 548 static int r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans); 549 static int r_installmap(char *arg); 550 static void r_map(mousestatus_t *act1, mousestatus_t *act2); 551 static void r_timestamp(mousestatus_t *act); 552 static int r_timeout(void); 553 static void r_click(mousestatus_t *act); 554 static void setmousespeed(int old, int new, unsigned cflag); 555 556 static int pnpwakeup1(void); 557 static int pnpwakeup2(void); 558 static int pnpgets(char *buf); 559 static int pnpparse(pnpid_t *id, char *buf, int len); 560 static symtab_t *pnpproto(pnpid_t *id); 561 562 static symtab_t *gettoken(symtab_t *tab, const char *s, int len); 563 static const char *gettokenname(symtab_t *tab, int val); 564 565 static void mremote_serversetup(void); 566 static void mremote_clientchg(int add); 567 568 static int kidspad(u_char rxc, mousestatus_t *act); 569 static int gtco_digipad(u_char, mousestatus_t *); 570 571 int 572 main(int argc, char *argv[]) 573 { 574 int c; 575 int i; 576 int j; 577 578 for (i = 0; i < MOUSE_MAXBUTTON; ++i) 579 mstate[i] = &bstate[i]; 580 581 while ((c = getopt(argc, argv, "3A:C:DE:F:HI:L:PRS:T:VU:a:cdfhi:l:m:p:r:st:w:z:")) != -1) 582 switch(c) { 583 584 case '3': 585 rodent.flags |= Emulate3Button; 586 break; 587 588 case 'E': 589 rodent.button2timeout = atoi(optarg); 590 if ((rodent.button2timeout < 0) || 591 (rodent.button2timeout > MAX_BUTTON2TIMEOUT)) { 592 warnx("invalid argument `%s'", optarg); 593 usage(); 594 } 595 break; 596 597 case 'a': 598 i = sscanf(optarg, "%f,%f", &rodent.accelx, &rodent.accely); 599 if (i == 0) { 600 warnx("invalid linear acceleration argument '%s'", optarg); 601 usage(); 602 } 603 604 if (i == 1) 605 rodent.accely = rodent.accelx; 606 607 break; 608 609 case 'A': 610 rodent.flags |= ExponentialAcc; 611 i = sscanf(optarg, "%f,%f", &rodent.expoaccel, &rodent.expoffset); 612 if (i == 0) { 613 warnx("invalid exponential acceleration argument '%s'", optarg); 614 usage(); 615 } 616 617 if (i == 1) 618 rodent.expoffset = 1.0; 619 620 break; 621 622 case 'c': 623 rodent.flags |= ChordMiddle; 624 break; 625 626 case 'd': 627 ++debug; 628 break; 629 630 case 'f': 631 nodaemon = TRUE; 632 break; 633 634 case 'i': 635 if (strcmp(optarg, "all") == 0) 636 identify = ID_ALL; 637 else if (strcmp(optarg, "port") == 0) 638 identify = ID_PORT; 639 else if (strcmp(optarg, "if") == 0) 640 identify = ID_IF; 641 else if (strcmp(optarg, "type") == 0) 642 identify = ID_TYPE; 643 else if (strcmp(optarg, "model") == 0) 644 identify = ID_MODEL; 645 else { 646 warnx("invalid argument `%s'", optarg); 647 usage(); 648 } 649 nodaemon = TRUE; 650 break; 651 652 case 'l': 653 rodent.level = atoi(optarg); 654 if ((rodent.level < 0) || (rodent.level > 4)) { 655 warnx("invalid argument `%s'", optarg); 656 usage(); 657 } 658 break; 659 660 case 'm': 661 if (!r_installmap(optarg)) { 662 warnx("invalid argument `%s'", optarg); 663 usage(); 664 } 665 break; 666 667 case 'p': 668 rodent.portname = optarg; 669 break; 670 671 case 'r': 672 if (strcmp(optarg, "high") == 0) 673 rodent.resolution = MOUSE_RES_HIGH; 674 else if (strcmp(optarg, "medium-high") == 0) 675 rodent.resolution = MOUSE_RES_HIGH; 676 else if (strcmp(optarg, "medium-low") == 0) 677 rodent.resolution = MOUSE_RES_MEDIUMLOW; 678 else if (strcmp(optarg, "low") == 0) 679 rodent.resolution = MOUSE_RES_LOW; 680 else if (strcmp(optarg, "default") == 0) 681 rodent.resolution = MOUSE_RES_DEFAULT; 682 else { 683 rodent.resolution = atoi(optarg); 684 if (rodent.resolution <= 0) { 685 warnx("invalid argument `%s'", optarg); 686 usage(); 687 } 688 } 689 break; 690 691 case 's': 692 rodent.baudrate = 9600; 693 break; 694 695 case 'w': 696 i = atoi(optarg); 697 if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { 698 warnx("invalid argument `%s'", optarg); 699 usage(); 700 } 701 rodent.wmode = 1 << (i - 1); 702 break; 703 704 case 'z': 705 if (strcmp(optarg, "x") == 0) 706 rodent.zmap[0] = MOUSE_XAXIS; 707 else if (strcmp(optarg, "y") == 0) 708 rodent.zmap[0] = MOUSE_YAXIS; 709 else { 710 i = atoi(optarg); 711 /* 712 * Use button i for negative Z axis movement and 713 * button (i + 1) for positive Z axis movement. 714 */ 715 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 716 warnx("invalid argument `%s'", optarg); 717 usage(); 718 } 719 rodent.zmap[0] = i; 720 rodent.zmap[1] = i + 1; 721 debug("optind: %d, optarg: '%s'", optind, optarg); 722 for (j = 1; j < 4; ++j) { 723 if ((optind >= argc) || !isdigit(*argv[optind])) 724 break; 725 i = atoi(argv[optind]); 726 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 727 warnx("invalid argument `%s'", argv[optind]); 728 usage(); 729 } 730 rodent.zmap[j] = i; 731 ++optind; 732 } 733 if ((rodent.zmap[2] != 0) && (rodent.zmap[3] == 0)) 734 rodent.zmap[3] = rodent.zmap[2] + 1; 735 } 736 break; 737 738 case 'C': 739 rodent.clickthreshold = atoi(optarg); 740 if ((rodent.clickthreshold < 0) || 741 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 742 warnx("invalid argument `%s'", optarg); 743 usage(); 744 } 745 break; 746 747 case 'D': 748 rodent.flags |= ClearDTR; 749 break; 750 751 case 'F': 752 rodent.rate = atoi(optarg); 753 if (rodent.rate <= 0) { 754 warnx("invalid argument `%s'", optarg); 755 usage(); 756 } 757 break; 758 759 case 'H': 760 rodent.flags |= HVirtualScroll; 761 break; 762 763 case 'I': 764 pidfile = optarg; 765 break; 766 767 case 'L': 768 rodent.scrollspeed = atoi(optarg); 769 if (rodent.scrollspeed < 0) { 770 warnx("invalid argument `%s'", optarg); 771 usage(); 772 } 773 break; 774 775 case 'P': 776 rodent.flags |= NoPnP; 777 break; 778 779 case 'R': 780 rodent.flags |= ClearRTS; 781 break; 782 783 case 'S': 784 rodent.baudrate = atoi(optarg); 785 if (rodent.baudrate <= 0) { 786 warnx("invalid argument `%s'", optarg); 787 usage(); 788 } 789 debug("rodent baudrate %d", rodent.baudrate); 790 break; 791 792 case 'T': 793 drift_terminate = TRUE; 794 sscanf(optarg, "%d,%d,%d", &drift_distance, &drift_time, 795 &drift_after); 796 if (drift_distance <= 0 || drift_time <= 0 || drift_after <= 0) { 797 warnx("invalid argument `%s'", optarg); 798 usage(); 799 } 800 debug("terminate drift: distance %d, time %d, after %d", 801 drift_distance, drift_time, drift_after); 802 drift_time_ts.tv_sec = drift_time / 1000; 803 drift_time_ts.tv_nsec = (drift_time % 1000) * 1000000; 804 drift_2time_ts.tv_sec = (drift_time *= 2) / 1000; 805 drift_2time_ts.tv_nsec = (drift_time % 1000) * 1000000; 806 drift_after_ts.tv_sec = drift_after / 1000; 807 drift_after_ts.tv_nsec = (drift_after % 1000) * 1000000; 808 break; 809 810 case 't': 811 if (strcmp(optarg, "auto") == 0) { 812 rodent.rtype = MOUSE_PROTO_UNKNOWN; 813 rodent.flags &= ~NoPnP; 814 rodent.level = -1; 815 break; 816 } 817 for (i = 0; rnames[i] != NULL; i++) 818 if (strcmp(optarg, rnames[i]) == 0) { 819 rodent.rtype = i; 820 rodent.flags |= NoPnP; 821 rodent.level = (i == MOUSE_PROTO_SYSMOUSE) ? 1 : 0; 822 break; 823 } 824 if (rnames[i] == NULL) { 825 warnx("no such mouse type `%s'", optarg); 826 usage(); 827 } 828 break; 829 830 case 'V': 831 rodent.flags |= VirtualScroll; 832 break; 833 case 'U': 834 rodent.scrollthreshold = atoi(optarg); 835 if (rodent.scrollthreshold < 0) { 836 warnx("invalid argument `%s'", optarg); 837 usage(); 838 } 839 break; 840 841 case 'h': 842 case '?': 843 default: 844 usage(); 845 } 846 847 /* fix Z axis mapping */ 848 for (i = 0; i < 4; ++i) { 849 if (rodent.zmap[i] > 0) { 850 for (j = 0; j < MOUSE_MAXBUTTON; ++j) { 851 if (mstate[j] == &bstate[rodent.zmap[i] - 1]) 852 mstate[j] = &zstate[i]; 853 } 854 rodent.zmap[i] = 1 << (rodent.zmap[i] - 1); 855 } 856 } 857 858 /* the default port name */ 859 switch(rodent.rtype) { 860 861 case MOUSE_PROTO_INPORT: 862 /* INPORT and BUS are the same... */ 863 rodent.rtype = MOUSE_PROTO_BUS; 864 /* FALLTHROUGH */ 865 case MOUSE_PROTO_BUS: 866 if (!rodent.portname) 867 rodent.portname = "/dev/mse0"; 868 break; 869 870 case MOUSE_PROTO_PS2: 871 if (!rodent.portname) 872 rodent.portname = "/dev/psm0"; 873 break; 874 875 default: 876 if (rodent.portname) 877 break; 878 warnx("no port name specified"); 879 usage(); 880 } 881 882 if (strncmp(rodent.portname, "/dev/ums", 8) == 0) 883 rodent.is_removable = 1; 884 885 for (;;) { 886 if (setjmp(env) == 0) { 887 signal(SIGHUP, hup); 888 signal(SIGINT , cleanup); 889 signal(SIGQUIT, cleanup); 890 signal(SIGTERM, cleanup); 891 signal(SIGUSR1, pause_mouse); 892 893 rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK); 894 if (rodent.mfd == -1) 895 logerr(1, "unable to open %s", rodent.portname); 896 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 897 logwarnx("cannot determine mouse type on %s", rodent.portname); 898 close(rodent.mfd); 899 rodent.mfd = -1; 900 } 901 902 /* print some information */ 903 if (identify != ID_NONE) { 904 if (identify == ID_ALL) 905 printf("%s %s %s %s\n", 906 rodent.portname, r_if(rodent.hw.iftype), 907 r_name(rodent.rtype), r_model(rodent.hw.model)); 908 else if (identify & ID_PORT) 909 printf("%s\n", rodent.portname); 910 else if (identify & ID_IF) 911 printf("%s\n", r_if(rodent.hw.iftype)); 912 else if (identify & ID_TYPE) 913 printf("%s\n", r_name(rodent.rtype)); 914 else if (identify & ID_MODEL) 915 printf("%s\n", r_model(rodent.hw.model)); 916 exit(0); 917 } else { 918 debug("port: %s interface: %s type: %s model: %s", 919 rodent.portname, r_if(rodent.hw.iftype), 920 r_name(rodent.rtype), r_model(rodent.hw.model)); 921 } 922 923 if (rodent.mfd == -1) { 924 /* 925 * We cannot continue because of error. Exit if the 926 * program has not become a daemon. Otherwise, block 927 * until the user corrects the problem and issues SIGHUP. 928 */ 929 if (!background) 930 exit(1); 931 sigpause(0); 932 } 933 934 r_init(); /* call init function */ 935 moused(); 936 } 937 938 if (rodent.mfd != -1) 939 close(rodent.mfd); 940 if (rodent.cfd != -1) 941 close(rodent.cfd); 942 rodent.mfd = rodent.cfd = -1; 943 if (rodent.is_removable) 944 exit(0); 945 } 946 /* NOT REACHED */ 947 948 exit(0); 949 } 950 951 /* 952 * Function to calculate linear acceleration. 953 * 954 * If there are any rounding errors, the remainder 955 * is stored in the remainx and remainy variables 956 * and taken into account upon the next movement. 957 */ 958 959 static void 960 linacc(int dx, int dy, int *movex, int *movey) 961 { 962 float fdx, fdy; 963 964 if (dx == 0 && dy == 0) { 965 *movex = *movey = 0; 966 return; 967 } 968 fdx = dx * rodent.accelx + rodent.remainx; 969 fdy = dy * rodent.accely + rodent.remainy; 970 *movex = lround(fdx); 971 *movey = lround(fdy); 972 rodent.remainx = fdx - *movex; 973 rodent.remainy = fdy - *movey; 974 } 975 976 /* 977 * Function to calculate exponential acceleration. 978 * (Also includes linear acceleration if enabled.) 979 * 980 * In order to give a smoother behaviour, we record the four 981 * most recent non-zero movements and use their average value 982 * to calculate the acceleration. 983 */ 984 985 static void 986 expoacc(int dx, int dy, int *movex, int *movey) 987 { 988 static float lastlength[3] = {0.0, 0.0, 0.0}; 989 float fdx, fdy, length, lbase, accel; 990 991 if (dx == 0 && dy == 0) { 992 *movex = *movey = 0; 993 return; 994 } 995 fdx = dx * rodent.accelx; 996 fdy = dy * rodent.accely; 997 length = sqrtf((fdx * fdx) + (fdy * fdy)); /* Pythagoras */ 998 length = (length + lastlength[0] + lastlength[1] + lastlength[2]) / 4; 999 lbase = length / rodent.expoffset; 1000 accel = powf(lbase, rodent.expoaccel) / lbase; 1001 fdx = fdx * accel + rodent.remainx; 1002 fdy = fdy * accel + rodent.remainy; 1003 *movex = lroundf(fdx); 1004 *movey = lroundf(fdy); 1005 rodent.remainx = fdx - *movex; 1006 rodent.remainy = fdy - *movey; 1007 lastlength[2] = lastlength[1]; 1008 lastlength[1] = lastlength[0]; 1009 lastlength[0] = length; /* Insert new average, not original length! */ 1010 } 1011 1012 static void 1013 moused(void) 1014 { 1015 struct mouse_info mouse; 1016 mousestatus_t action0; /* original mouse action */ 1017 mousestatus_t action; /* interim buffer */ 1018 mousestatus_t action2; /* mapped action */ 1019 struct timeval timeout; 1020 fd_set fds; 1021 u_char b; 1022 pid_t mpid; 1023 int flags; 1024 int c; 1025 int i; 1026 1027 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 1028 logerr(1, "cannot open /dev/consolectl"); 1029 1030 if (!nodaemon && !background) { 1031 pfh = pidfile_open(pidfile, 0600, &mpid); 1032 if (pfh == NULL) { 1033 if (errno == EEXIST) 1034 logerrx(1, "moused already running, pid: %d", mpid); 1035 logwarn("cannot open pid file"); 1036 } 1037 if (daemon(0, 0)) { 1038 int saved_errno = errno; 1039 pidfile_remove(pfh); 1040 errno = saved_errno; 1041 logerr(1, "failed to become a daemon"); 1042 } else { 1043 background = TRUE; 1044 pidfile_write(pfh); 1045 } 1046 } 1047 1048 /* clear mouse data */ 1049 bzero(&action0, sizeof(action0)); 1050 bzero(&action, sizeof(action)); 1051 bzero(&action2, sizeof(action2)); 1052 bzero(&mouse, sizeof(mouse)); 1053 mouse_button_state = S0; 1054 clock_gettime(CLOCK_MONOTONIC_FAST, &mouse_button_state_ts); 1055 mouse_move_delayed = 0; 1056 for (i = 0; i < MOUSE_MAXBUTTON; ++i) { 1057 bstate[i].count = 0; 1058 bstate[i].ts = mouse_button_state_ts; 1059 } 1060 for (i = 0; i < (int)(sizeof(zstate) / sizeof(zstate[0])); ++i) { 1061 zstate[i].count = 0; 1062 zstate[i].ts = mouse_button_state_ts; 1063 } 1064 1065 /* choose which ioctl command to use */ 1066 mouse.operation = MOUSE_MOTION_EVENT; 1067 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 1068 1069 /* process mouse data */ 1070 timeout.tv_sec = 0; 1071 timeout.tv_usec = 20000; /* 20 msec */ 1072 for (;;) { 1073 1074 FD_ZERO(&fds); 1075 FD_SET(rodent.mfd, &fds); 1076 if (rodent.mremsfd >= 0) 1077 FD_SET(rodent.mremsfd, &fds); 1078 if (rodent.mremcfd >= 0) 1079 FD_SET(rodent.mremcfd, &fds); 1080 1081 c = select(FD_SETSIZE, &fds, NULL, NULL, 1082 ((rodent.flags & Emulate3Button) && 1083 S_DELAYED(mouse_button_state)) ? &timeout : NULL); 1084 if (c < 0) { /* error */ 1085 logwarn("failed to read from mouse"); 1086 continue; 1087 } else if (c == 0) { /* timeout */ 1088 /* assert(rodent.flags & Emulate3Button) */ 1089 action0.button = action0.obutton; 1090 action0.dx = action0.dy = action0.dz = 0; 1091 action0.flags = flags = 0; 1092 if (r_timeout() && r_statetrans(&action0, &action, A_TIMEOUT)) { 1093 if (debug > 2) 1094 debug("flags:%08x buttons:%08x obuttons:%08x", 1095 action.flags, action.button, action.obutton); 1096 } else { 1097 action0.obutton = action0.button; 1098 continue; 1099 } 1100 } else { 1101 /* MouseRemote client connect/disconnect */ 1102 if ((rodent.mremsfd >= 0) && FD_ISSET(rodent.mremsfd, &fds)) { 1103 mremote_clientchg(TRUE); 1104 continue; 1105 } 1106 if ((rodent.mremcfd >= 0) && FD_ISSET(rodent.mremcfd, &fds)) { 1107 mremote_clientchg(FALSE); 1108 continue; 1109 } 1110 /* mouse movement */ 1111 if (read(rodent.mfd, &b, 1) == -1) { 1112 if (errno == EWOULDBLOCK) 1113 continue; 1114 else 1115 return; 1116 } 1117 if ((flags = r_protocol(b, &action0)) == 0) 1118 continue; 1119 1120 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1121 /* Allow middle button drags to scroll up and down */ 1122 if (action0.button == MOUSE_BUTTON2DOWN) { 1123 if (scroll_state == SCROLL_NOTSCROLLING) { 1124 scroll_state = SCROLL_PREPARE; 1125 scroll_movement = hscroll_movement = 0; 1126 debug("PREPARING TO SCROLL"); 1127 } 1128 debug("[BUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1129 action.flags, action.button, action.obutton); 1130 } else { 1131 debug("[NOTBUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1132 action.flags, action.button, action.obutton); 1133 1134 /* This isn't a middle button down... move along... */ 1135 if (scroll_state == SCROLL_SCROLLING) { 1136 /* 1137 * We were scrolling, someone let go of button 2. 1138 * Now turn autoscroll off. 1139 */ 1140 scroll_state = SCROLL_NOTSCROLLING; 1141 debug("DONE WITH SCROLLING / %d", scroll_state); 1142 } else if (scroll_state == SCROLL_PREPARE) { 1143 mousestatus_t newaction = action0; 1144 1145 /* We were preparing to scroll, but we never moved... */ 1146 r_timestamp(&action0); 1147 r_statetrans(&action0, &newaction, 1148 A(newaction.button & MOUSE_BUTTON1DOWN, 1149 action0.button & MOUSE_BUTTON3DOWN)); 1150 1151 /* Send middle down */ 1152 newaction.button = MOUSE_BUTTON2DOWN; 1153 r_click(&newaction); 1154 1155 /* Send middle up */ 1156 r_timestamp(&newaction); 1157 newaction.obutton = newaction.button; 1158 newaction.button = action0.button; 1159 r_click(&newaction); 1160 } 1161 } 1162 } 1163 1164 r_timestamp(&action0); 1165 r_statetrans(&action0, &action, 1166 A(action0.button & MOUSE_BUTTON1DOWN, 1167 action0.button & MOUSE_BUTTON3DOWN)); 1168 debug("flags:%08x buttons:%08x obuttons:%08x", action.flags, 1169 action.button, action.obutton); 1170 } 1171 action0.obutton = action0.button; 1172 flags &= MOUSE_POSCHANGED; 1173 flags |= action.obutton ^ action.button; 1174 action.flags = flags; 1175 1176 if (flags) { /* handler detected action */ 1177 r_map(&action, &action2); 1178 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1179 action2.button, action2.dx, action2.dy, action2.dz); 1180 1181 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1182 /* 1183 * If *only* the middle button is pressed AND we are moving 1184 * the stick/trackpoint/nipple, scroll! 1185 */ 1186 if (scroll_state == SCROLL_PREPARE) { 1187 /* Middle button down, waiting for movement threshold */ 1188 if (action2.dy || action2.dx) { 1189 if (rodent.flags & VirtualScroll) { 1190 scroll_movement += action2.dy; 1191 if (scroll_movement < -rodent.scrollthreshold) { 1192 scroll_state = SCROLL_SCROLLING; 1193 } else if (scroll_movement > rodent.scrollthreshold) { 1194 scroll_state = SCROLL_SCROLLING; 1195 } 1196 } 1197 if (rodent.flags & HVirtualScroll) { 1198 hscroll_movement += action2.dx; 1199 if (hscroll_movement < -rodent.scrollthreshold) { 1200 scroll_state = SCROLL_SCROLLING; 1201 } else if (hscroll_movement > rodent.scrollthreshold) { 1202 scroll_state = SCROLL_SCROLLING; 1203 } 1204 } 1205 if (scroll_state == SCROLL_SCROLLING) scroll_movement = hscroll_movement = 0; 1206 } 1207 } else if (scroll_state == SCROLL_SCROLLING) { 1208 if (rodent.flags & VirtualScroll) { 1209 scroll_movement += action2.dy; 1210 debug("SCROLL: %d", scroll_movement); 1211 if (scroll_movement < -rodent.scrollspeed) { 1212 /* Scroll down */ 1213 action2.dz = -1; 1214 scroll_movement = 0; 1215 } 1216 else if (scroll_movement > rodent.scrollspeed) { 1217 /* Scroll up */ 1218 action2.dz = 1; 1219 scroll_movement = 0; 1220 } 1221 } 1222 if (rodent.flags & HVirtualScroll) { 1223 hscroll_movement += action2.dx; 1224 debug("HORIZONTAL SCROLL: %d", hscroll_movement); 1225 1226 if (hscroll_movement < -rodent.scrollspeed) { 1227 action2.dz = -2; 1228 hscroll_movement = 0; 1229 } 1230 else if (hscroll_movement > rodent.scrollspeed) { 1231 action2.dz = 2; 1232 hscroll_movement = 0; 1233 } 1234 } 1235 1236 /* Don't move while scrolling */ 1237 action2.dx = action2.dy = 0; 1238 } 1239 } 1240 1241 if (drift_terminate) { 1242 if ((flags & MOUSE_POSCHANGED) == 0 || action.dz || action2.dz) 1243 drift_last_activity = drift_current_ts; 1244 else { 1245 /* X or/and Y movement only - possibly drift */ 1246 tssub(&drift_current_ts, &drift_last_activity, &drift_tmp); 1247 if (tscmp(&drift_tmp, &drift_after_ts, >)) { 1248 tssub(&drift_current_ts, &drift_since, &drift_tmp); 1249 if (tscmp(&drift_tmp, &drift_time_ts, <)) { 1250 drift_last.x += action2.dx; 1251 drift_last.y += action2.dy; 1252 } else { 1253 /* discard old accumulated steps (drift) */ 1254 if (tscmp(&drift_tmp, &drift_2time_ts, >)) 1255 drift_previous.x = drift_previous.y = 0; 1256 else 1257 drift_previous = drift_last; 1258 drift_last.x = action2.dx; 1259 drift_last.y = action2.dy; 1260 drift_since = drift_current_ts; 1261 } 1262 if (abs(drift_last.x) + abs(drift_last.y) 1263 > drift_distance) { 1264 /* real movement, pass all accumulated steps */ 1265 action2.dx = drift_previous.x + drift_last.x; 1266 action2.dy = drift_previous.y + drift_last.y; 1267 /* and reset accumulators */ 1268 tsclr(&drift_since); 1269 drift_last.x = drift_last.y = 0; 1270 /* drift_previous will be cleared at next movement*/ 1271 drift_last_activity = drift_current_ts; 1272 } else { 1273 continue; /* don't pass current movement to 1274 * console driver */ 1275 } 1276 } 1277 } 1278 } 1279 1280 if (extioctl) { 1281 /* Defer clicks until we aren't VirtualScroll'ing. */ 1282 if (scroll_state == SCROLL_NOTSCROLLING) 1283 r_click(&action2); 1284 1285 if (action2.flags & MOUSE_POSCHANGED) { 1286 mouse.operation = MOUSE_MOTION_EVENT; 1287 mouse.u.data.buttons = action2.button; 1288 if (rodent.flags & ExponentialAcc) { 1289 expoacc(action2.dx, action2.dy, 1290 &mouse.u.data.x, &mouse.u.data.y); 1291 } 1292 else { 1293 linacc(action2.dx, action2.dy, 1294 &mouse.u.data.x, &mouse.u.data.y); 1295 } 1296 mouse.u.data.z = action2.dz; 1297 if (debug < 2) 1298 if (!paused) 1299 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1300 } 1301 } else { 1302 mouse.operation = MOUSE_ACTION; 1303 mouse.u.data.buttons = action2.button; 1304 if (rodent.flags & ExponentialAcc) { 1305 expoacc(action2.dx, action2.dy, 1306 &mouse.u.data.x, &mouse.u.data.y); 1307 } 1308 else { 1309 linacc(action2.dx, action2.dy, 1310 &mouse.u.data.x, &mouse.u.data.y); 1311 } 1312 mouse.u.data.z = action2.dz; 1313 if (debug < 2) 1314 if (!paused) 1315 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1316 } 1317 1318 /* 1319 * If the Z axis movement is mapped to an imaginary physical 1320 * button, we need to cook up a corresponding button `up' event 1321 * after sending a button `down' event. 1322 */ 1323 if ((rodent.zmap[0] > 0) && (action.dz != 0)) { 1324 action.obutton = action.button; 1325 action.dx = action.dy = action.dz = 0; 1326 r_map(&action, &action2); 1327 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1328 action2.button, action2.dx, action2.dy, action2.dz); 1329 1330 if (extioctl) { 1331 r_click(&action2); 1332 } else { 1333 mouse.operation = MOUSE_ACTION; 1334 mouse.u.data.buttons = action2.button; 1335 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 1336 if (debug < 2) 1337 if (!paused) 1338 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1339 } 1340 } 1341 } 1342 } 1343 /* NOT REACHED */ 1344 } 1345 1346 static void 1347 hup(__unused int sig) 1348 { 1349 longjmp(env, 1); 1350 } 1351 1352 static void 1353 cleanup(__unused int sig) 1354 { 1355 if (rodent.rtype == MOUSE_PROTO_X10MOUSEREM) 1356 unlink(_PATH_MOUSEREMOTE); 1357 exit(0); 1358 } 1359 1360 static void 1361 pause_mouse(__unused int sig) 1362 { 1363 paused = !paused; 1364 } 1365 1366 /** 1367 ** usage 1368 ** 1369 ** Complain, and free the CPU for more worthy tasks 1370 **/ 1371 static void 1372 usage(void) 1373 { 1374 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n", 1375 "usage: moused [-DRcdfs] [-I file] [-F rate] [-r resolution] [-S baudrate]", 1376 " [-VH [-U threshold]] [-a X[,Y]] [-C threshold] [-m N=M] [-w N]", 1377 " [-z N] [-t <mousetype>] [-l level] [-3 [-E timeout]]", 1378 " [-T distance[,time[,after]]] -p <port>", 1379 " moused [-d] -i <port|if|type|model|all> -p <port>"); 1380 exit(1); 1381 } 1382 1383 /* 1384 * Output an error message to syslog or stderr as appropriate. If 1385 * `errnum' is non-zero, append its string form to the message. 1386 */ 1387 static void 1388 log_or_warn(int log_pri, int errnum, const char *fmt, ...) 1389 { 1390 va_list ap; 1391 char buf[256]; 1392 1393 va_start(ap, fmt); 1394 vsnprintf(buf, sizeof(buf), fmt, ap); 1395 va_end(ap); 1396 if (errnum) { 1397 strlcat(buf, ": ", sizeof(buf)); 1398 strlcat(buf, strerror(errnum), sizeof(buf)); 1399 } 1400 1401 if (background) 1402 syslog(log_pri, "%s", buf); 1403 else 1404 warnx("%s", buf); 1405 } 1406 1407 /** 1408 ** Mouse interface code, courtesy of XFree86 3.1.2. 1409 ** 1410 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 1411 ** to clean, reformat and rationalise naming, it's quite possible that 1412 ** some things in here have been broken. 1413 ** 1414 ** I hope not 8) 1415 ** 1416 ** The following code is derived from a module marked : 1417 **/ 1418 1419 /* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 1420 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 1421 17:03:40 dawes Exp $ */ 1422 /* 1423 * 1424 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 1425 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1426 * 1427 * Permission to use, copy, modify, distribute, and sell this software and its 1428 * documentation for any purpose is hereby granted without fee, provided that 1429 * the above copyright notice appear in all copies and that both that 1430 * copyright notice and this permission notice appear in supporting 1431 * documentation, and that the names of Thomas Roell and David Dawes not be 1432 * used in advertising or publicity pertaining to distribution of the 1433 * software without specific, written prior permission. Thomas Roell 1434 * and David Dawes makes no representations about the suitability of this 1435 * software for any purpose. It is provided "as is" without express or 1436 * implied warranty. 1437 * 1438 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 1439 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1440 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 1441 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1442 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1443 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1444 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1445 * 1446 */ 1447 1448 /** 1449 ** GlidePoint support from XFree86 3.2. 1450 ** Derived from the module: 1451 **/ 1452 1453 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 1454 /* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 1455 1456 /* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 1457 static unsigned char proto[][7] = { 1458 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 1459 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 1460 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 1461 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 1462 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 1463 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ 1464 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 1465 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 1466 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 1467 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 1468 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 1469 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 1470 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 1471 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 1472 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* X10 MouseRem */ 1473 { 0x80, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* KIDSPAD */ 1474 { 0xc3, 0xc0, 0x00, 0x00, 6, 0x00, 0xff }, /* VersaPad */ 1475 { 0x00, 0x00, 0x00, 0x00, 1, 0x00, 0xff }, /* JogDial */ 1476 #if notyet 1477 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 1478 #endif 1479 }; 1480 static unsigned char cur_proto[7]; 1481 1482 static int 1483 r_identify(void) 1484 { 1485 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 1486 pnpid_t pnpid; 1487 symtab_t *t; 1488 int level; 1489 int len; 1490 1491 /* set the driver operation level, if applicable */ 1492 if (rodent.level < 0) 1493 rodent.level = 1; 1494 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 1495 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 1496 1497 /* 1498 * Interrogate the driver and get some intelligence on the device... 1499 * The following ioctl functions are not always supported by device 1500 * drivers. When the driver doesn't support them, we just trust the 1501 * user to supply valid information. 1502 */ 1503 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 1504 rodent.hw.model = MOUSE_MODEL_GENERIC; 1505 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 1506 1507 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1508 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1509 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1510 rodent.mode.rate = -1; 1511 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 1512 rodent.mode.accelfactor = 0; 1513 rodent.mode.level = 0; 1514 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 1515 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN || 1516 rodent.mode.protocol >= (int)(sizeof(proto) / sizeof(proto[0]))) { 1517 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 1518 return (MOUSE_PROTO_UNKNOWN); 1519 } else { 1520 /* INPORT and BUS are the same... */ 1521 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1522 rodent.mode.protocol = MOUSE_PROTO_BUS; 1523 if (rodent.mode.protocol != rodent.rtype) { 1524 /* Hmm, the driver doesn't agree with the user... */ 1525 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1526 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1527 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1528 r_name(rodent.mode.protocol)); 1529 rodent.rtype = rodent.mode.protocol; 1530 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1531 } 1532 } 1533 cur_proto[4] = rodent.mode.packetsize; 1534 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 1535 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 1536 } 1537 1538 /* maybe this is a PnP mouse... */ 1539 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 1540 1541 if (rodent.flags & NoPnP) 1542 return (rodent.rtype); 1543 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 1544 return (rodent.rtype); 1545 1546 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 1547 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 1548 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 1549 pnpid.ndescription, pnpid.ndescription, pnpid.description); 1550 1551 /* we have a valid PnP serial device ID */ 1552 rodent.hw.iftype = MOUSE_IF_SERIAL; 1553 t = pnpproto(&pnpid); 1554 if (t != NULL) { 1555 rodent.mode.protocol = t->val; 1556 rodent.hw.model = t->val2; 1557 } else { 1558 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1559 } 1560 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1561 rodent.mode.protocol = MOUSE_PROTO_BUS; 1562 1563 /* make final adjustment */ 1564 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 1565 if (rodent.mode.protocol != rodent.rtype) { 1566 /* Hmm, the device doesn't agree with the user... */ 1567 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1568 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1569 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1570 r_name(rodent.mode.protocol)); 1571 rodent.rtype = rodent.mode.protocol; 1572 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1573 } 1574 } 1575 } 1576 1577 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 1578 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 1579 cur_proto[4], cur_proto[5], cur_proto[6]); 1580 1581 return (rodent.rtype); 1582 } 1583 1584 static const char * 1585 r_if(int iftype) 1586 { 1587 1588 return (gettokenname(rifs, iftype)); 1589 } 1590 1591 static const char * 1592 r_name(int type) 1593 { 1594 const char *unknown = "unknown"; 1595 1596 return (type == MOUSE_PROTO_UNKNOWN || 1597 type >= (int)(sizeof(rnames) / sizeof(rnames[0])) ? 1598 unknown : rnames[type]); 1599 } 1600 1601 static const char * 1602 r_model(int model) 1603 { 1604 1605 return (gettokenname(rmodels, model)); 1606 } 1607 1608 static void 1609 r_init(void) 1610 { 1611 unsigned char buf[16]; /* scrach buffer */ 1612 fd_set fds; 1613 const char *s; 1614 char c; 1615 int i; 1616 1617 /** 1618 ** This comment is a little out of context here, but it contains 1619 ** some useful information... 1620 ******************************************************************** 1621 ** 1622 ** The following lines take care of the Logitech MouseMan protocols. 1623 ** 1624 ** NOTE: There are different versions of both MouseMan and TrackMan! 1625 ** Hence I add another protocol P_LOGIMAN, which the user can 1626 ** specify as MouseMan in his XF86Config file. This entry was 1627 ** formerly handled as a special case of P_MS. However, people 1628 ** who don't have the middle button problem, can still specify 1629 ** Microsoft and use P_MS. 1630 ** 1631 ** By default, these mice should use a 3 byte Microsoft protocol 1632 ** plus a 4th byte for the middle button. However, the mouse might 1633 ** have switched to a different protocol before we use it, so I send 1634 ** the proper sequence just in case. 1635 ** 1636 ** NOTE: - all commands to (at least the European) MouseMan have to 1637 ** be sent at 1200 Baud. 1638 ** - each command starts with a '*'. 1639 ** - whenever the MouseMan receives a '*', it will switch back 1640 ** to 1200 Baud. Hence I have to select the desired protocol 1641 ** first, then select the baud rate. 1642 ** 1643 ** The protocols supported by the (European) MouseMan are: 1644 ** - 5 byte packed binary protocol, as with the Mouse Systems 1645 ** mouse. Selected by sequence "*U". 1646 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 1647 ** by sequence "*V". 1648 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 1649 ** Selected by sequence "*X". 1650 ** 1651 ** The following baud rates are supported: 1652 ** - 1200 Baud (default). Selected by sequence "*n". 1653 ** - 9600 Baud. Selected by sequence "*q". 1654 ** 1655 ** Selecting a sample rate is no longer supported with the MouseMan! 1656 ** Some additional lines in xf86Config.c take care of ill configured 1657 ** baud rates and sample rates. (The user will get an error.) 1658 */ 1659 1660 switch (rodent.rtype) { 1661 1662 case MOUSE_PROTO_LOGI: 1663 /* 1664 * The baud rate selection command must be sent at the current 1665 * baud rate; try all likely settings 1666 */ 1667 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1668 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 1669 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 1670 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1671 /* select MM series data format */ 1672 write(rodent.mfd, "S", 1); 1673 setmousespeed(rodent.baudrate, rodent.baudrate, 1674 rodentcflags[MOUSE_PROTO_MM]); 1675 /* select report rate/frequency */ 1676 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1677 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1678 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1679 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1680 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1681 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1682 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1683 else write(rodent.mfd, "N", 1); 1684 break; 1685 1686 case MOUSE_PROTO_LOGIMOUSEMAN: 1687 /* The command must always be sent at 1200 baud */ 1688 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1689 write(rodent.mfd, "*X", 2); 1690 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1691 break; 1692 1693 case MOUSE_PROTO_HITTAB: 1694 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1695 1696 /* 1697 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1698 * The tablet must be configured to be in MM mode, NO parity, 1699 * Binary Format. xf86Info.sampleRate controls the sensativity 1700 * of the tablet. We only use this tablet for it's 4-button puck 1701 * so we don't run in "Absolute Mode" 1702 */ 1703 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1704 usleep(50000); 1705 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1706 usleep(50000); 1707 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1708 usleep(50000); 1709 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1710 usleep(50000); 1711 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1712 usleep(50000); 1713 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1714 usleep(50000); 1715 1716 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1717 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1718 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1719 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1720 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1721 else if (rodent.resolution <= 40) c = 'g'; 1722 else if (rodent.resolution <= 100) c = 'd'; 1723 else if (rodent.resolution <= 200) c = 'e'; 1724 else if (rodent.resolution <= 500) c = 'h'; 1725 else if (rodent.resolution <= 1000) c = 'j'; 1726 else c = 'd'; 1727 write(rodent.mfd, &c, 1); 1728 usleep(50000); 1729 1730 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1731 break; 1732 1733 case MOUSE_PROTO_THINK: 1734 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1735 /* the PnP ID string may be sent again, discard it */ 1736 usleep(200000); 1737 i = FREAD; 1738 ioctl(rodent.mfd, TIOCFLUSH, &i); 1739 /* send the command to initialize the beast */ 1740 for (s = "E5E5"; *s; ++s) { 1741 write(rodent.mfd, s, 1); 1742 FD_ZERO(&fds); 1743 FD_SET(rodent.mfd, &fds); 1744 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1745 break; 1746 read(rodent.mfd, &c, 1); 1747 debug("%c", c); 1748 if (c != *s) 1749 break; 1750 } 1751 break; 1752 1753 case MOUSE_PROTO_JOGDIAL: 1754 break; 1755 case MOUSE_PROTO_MSC: 1756 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1757 if (rodent.flags & ClearDTR) { 1758 i = TIOCM_DTR; 1759 ioctl(rodent.mfd, TIOCMBIC, &i); 1760 } 1761 if (rodent.flags & ClearRTS) { 1762 i = TIOCM_RTS; 1763 ioctl(rodent.mfd, TIOCMBIC, &i); 1764 } 1765 break; 1766 1767 case MOUSE_PROTO_SYSMOUSE: 1768 if (rodent.hw.iftype == MOUSE_IF_SYSMOUSE) 1769 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1770 /* FALLTHROUGH */ 1771 1772 case MOUSE_PROTO_BUS: 1773 case MOUSE_PROTO_INPORT: 1774 case MOUSE_PROTO_PS2: 1775 if (rodent.rate >= 0) 1776 rodent.mode.rate = rodent.rate; 1777 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1778 rodent.mode.resolution = rodent.resolution; 1779 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1780 break; 1781 1782 case MOUSE_PROTO_X10MOUSEREM: 1783 mremote_serversetup(); 1784 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1785 break; 1786 1787 1788 case MOUSE_PROTO_VERSAPAD: 1789 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec */ 1790 i = FREAD; 1791 ioctl(rodent.mfd, TIOCFLUSH, &i); 1792 for (i = 0; i < 7; ++i) { 1793 FD_ZERO(&fds); 1794 FD_SET(rodent.mfd, &fds); 1795 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1796 break; 1797 read(rodent.mfd, &c, 1); 1798 buf[i] = c; 1799 } 1800 debug("%s\n", buf); 1801 if ((buf[0] != 'V') || (buf[1] != 'P')|| (buf[7] != '\r')) 1802 break; 1803 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1804 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec again */ 1805 for (i = 0; i < 7; ++i) { 1806 FD_ZERO(&fds); 1807 FD_SET(rodent.mfd, &fds); 1808 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1809 break; 1810 read(rodent.mfd, &c, 1); 1811 debug("%c", c); 1812 if (c != buf[i]) 1813 break; 1814 } 1815 i = FREAD; 1816 ioctl(rodent.mfd, TIOCFLUSH, &i); 1817 break; 1818 1819 default: 1820 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1821 break; 1822 } 1823 } 1824 1825 static int 1826 r_protocol(u_char rBuf, mousestatus_t *act) 1827 { 1828 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1829 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1830 IntelliMouse, Thinking Mouse */ 1831 0, 1832 MOUSE_BUTTON3DOWN, 1833 MOUSE_BUTTON1DOWN, 1834 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1835 }; 1836 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1837 Thinking Mouse */ 1838 0, 1839 MOUSE_BUTTON4DOWN, 1840 MOUSE_BUTTON2DOWN, 1841 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1842 }; 1843 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1844 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1845 MouseMan+ */ 1846 0, 1847 MOUSE_BUTTON2DOWN, 1848 MOUSE_BUTTON4DOWN, 1849 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1850 }; 1851 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1852 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1853 Bus, sysmouse */ 1854 0, 1855 MOUSE_BUTTON3DOWN, 1856 MOUSE_BUTTON2DOWN, 1857 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1858 MOUSE_BUTTON1DOWN, 1859 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1860 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1861 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1862 }; 1863 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1864 static int butmapps2[8] = { /* PS/2 */ 1865 0, 1866 MOUSE_BUTTON1DOWN, 1867 MOUSE_BUTTON3DOWN, 1868 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1869 MOUSE_BUTTON2DOWN, 1870 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1871 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1872 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1873 }; 1874 /* for Hitachi tablet */ 1875 static int butmaphit[8] = { /* MM HitTablet */ 1876 0, 1877 MOUSE_BUTTON3DOWN, 1878 MOUSE_BUTTON2DOWN, 1879 MOUSE_BUTTON1DOWN, 1880 MOUSE_BUTTON4DOWN, 1881 MOUSE_BUTTON5DOWN, 1882 MOUSE_BUTTON6DOWN, 1883 MOUSE_BUTTON7DOWN, 1884 }; 1885 /* for serial VersaPad */ 1886 static int butmapversa[8] = { /* VersaPad */ 1887 0, 1888 0, 1889 MOUSE_BUTTON3DOWN, 1890 MOUSE_BUTTON3DOWN, 1891 MOUSE_BUTTON1DOWN, 1892 MOUSE_BUTTON1DOWN, 1893 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1894 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1895 }; 1896 /* for PS/2 VersaPad */ 1897 static int butmapversaps2[8] = { /* VersaPad */ 1898 0, 1899 MOUSE_BUTTON3DOWN, 1900 0, 1901 MOUSE_BUTTON3DOWN, 1902 MOUSE_BUTTON1DOWN, 1903 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1904 MOUSE_BUTTON1DOWN, 1905 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1906 }; 1907 static int pBufP = 0; 1908 static unsigned char pBuf[8]; 1909 static int prev_x, prev_y; 1910 static int on = FALSE; 1911 int x, y; 1912 1913 debug("received char 0x%x",(int)rBuf); 1914 if (rodent.rtype == MOUSE_PROTO_KIDSPAD) 1915 return (kidspad(rBuf, act)); 1916 if (rodent.rtype == MOUSE_PROTO_GTCO_DIGIPAD) 1917 return (gtco_digipad(rBuf, act)); 1918 1919 /* 1920 * Hack for resyncing: We check here for a package that is: 1921 * a) illegal (detected by wrong data-package header) 1922 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1923 * c) bad header-package 1924 * 1925 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1926 * -128 are allowed, but since they are very seldom we can easily 1927 * use them as package-header with no button pressed. 1928 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1929 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1930 * checking data bytes. 1931 * For resyncing a PS/2 mouse we require the two most significant 1932 * bits in the header byte to be 0. These are the overflow bits, 1933 * and in case of an overflow we actually lose sync. Overflows 1934 * are very rare, however, and we quickly gain sync again after 1935 * an overflow condition. This is the best we can do. (Actually, 1936 * we could use bit 0x08 in the header byte for resyncing, since 1937 * that bit is supposed to be always on, but nobody told 1938 * Microsoft...) 1939 */ 1940 1941 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1942 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1943 { 1944 pBufP = 0; /* skip package */ 1945 } 1946 1947 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1948 return (0); 1949 1950 /* is there an extra data byte? */ 1951 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1952 { 1953 /* 1954 * Hack for Logitech MouseMan Mouse - Middle button 1955 * 1956 * Unfortunately this mouse has variable length packets: the standard 1957 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1958 * middle button status changes. 1959 * 1960 * We have already processed the standard packet with the movement 1961 * and button info. Now post an event message with the old status 1962 * of the left and right buttons and the updated middle button. 1963 */ 1964 1965 /* 1966 * Even worse, different MouseMen and TrackMen differ in the 4th 1967 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1968 * 0x02/0x22, so I have to strip off the lower bits. 1969 * 1970 * [JCH-96/01/21] 1971 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1972 * and it is activated by tapping the glidepad with the finger! 8^) 1973 * We map it to bit bit3, and the reverse map in xf86Events just has 1974 * to be extended so that it is identified as Button 4. The lower 1975 * half of the reverse-map may remain unchanged. 1976 */ 1977 1978 /* 1979 * [KY-97/08/03] 1980 * Receive the fourth byte only when preceding three bytes have 1981 * been detected (pBufP >= cur_proto[4]). In the previous 1982 * versions, the test was pBufP == 0; thus, we may have mistakingly 1983 * received a byte even if we didn't see anything preceding 1984 * the byte. 1985 */ 1986 1987 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1988 pBufP = 0; 1989 return (0); 1990 } 1991 1992 switch (rodent.rtype) { 1993 #if notyet 1994 case MOUSE_PROTO_MARIQUA: 1995 /* 1996 * This mouse has 16! buttons in addition to the standard 1997 * three of them. They return 0x10 though 0x1f in the 1998 * so-called `ten key' mode and 0x30 though 0x3f in the 1999 * `function key' mode. As there are only 31 bits for 2000 * button state (including the standard three), we ignore 2001 * the bit 0x20 and don't distinguish the two modes. 2002 */ 2003 act->dx = act->dy = act->dz = 0; 2004 act->obutton = act->button; 2005 rBuf &= 0x1f; 2006 act->button = (1 << (rBuf - 13)) 2007 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 2008 /* 2009 * FIXME: this is a button "down" event. There needs to be 2010 * a corresponding button "up" event... XXX 2011 */ 2012 break; 2013 #endif /* notyet */ 2014 case MOUSE_PROTO_JOGDIAL: 2015 break; 2016 2017 /* 2018 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 2019 * always send the fourth byte, whereas the fourth byte is 2020 * optional for GlidePoint and ThinkingMouse. The fourth byte 2021 * is also optional for MouseMan+ and FirstMouse+ in their 2022 * native mode. It is always sent if they are in the IntelliMouse 2023 * compatible mode. 2024 */ 2025 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 2026 MouseMan+ */ 2027 act->dx = act->dy = 0; 2028 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 2029 if ((act->dz >= 7) || (act->dz <= -7)) 2030 act->dz = 0; 2031 act->obutton = act->button; 2032 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 2033 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 2034 break; 2035 2036 default: 2037 act->dx = act->dy = act->dz = 0; 2038 act->obutton = act->button; 2039 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 2040 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 2041 break; 2042 } 2043 2044 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2045 | (act->obutton ^ act->button); 2046 pBufP = 0; 2047 return (act->flags); 2048 } 2049 2050 if (pBufP >= cur_proto[4]) 2051 pBufP = 0; 2052 pBuf[pBufP++] = rBuf; 2053 if (pBufP != cur_proto[4]) 2054 return (0); 2055 2056 /* 2057 * assembly full package 2058 */ 2059 2060 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 2061 cur_proto[4], 2062 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 2063 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 2064 2065 act->dz = 0; 2066 act->obutton = act->button; 2067 switch (rodent.rtype) 2068 { 2069 case MOUSE_PROTO_MS: /* Microsoft */ 2070 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 2071 case MOUSE_PROTO_X10MOUSEREM: /* X10 MouseRemote */ 2072 act->button = act->obutton & MOUSE_BUTTON4DOWN; 2073 if (rodent.flags & ChordMiddle) 2074 act->button |= ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 2075 ? MOUSE_BUTTON2DOWN 2076 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2077 else 2078 act->button |= (act->obutton & MOUSE_BUTTON2DOWN) 2079 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2080 2081 /* Send X10 btn events to remote client (ensure -128-+127 range) */ 2082 if ((rodent.rtype == MOUSE_PROTO_X10MOUSEREM) && 2083 ((pBuf[0] & 0xFC) == 0x44) && (pBuf[2] == 0x3F)) { 2084 if (rodent.mremcfd >= 0) { 2085 unsigned char key = (signed char)(((pBuf[0] & 0x03) << 6) | 2086 (pBuf[1] & 0x3F)); 2087 write(rodent.mremcfd, &key, 1); 2088 } 2089 return (0); 2090 } 2091 2092 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 2093 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 2094 break; 2095 2096 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 2097 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 2098 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 2099 MouseMan+ */ 2100 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 2101 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2102 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 2103 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 2104 break; 2105 2106 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 2107 #if notyet 2108 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 2109 #endif 2110 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 2111 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2112 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2113 break; 2114 2115 case MOUSE_PROTO_JOGDIAL: /* JogDial */ 2116 if (rBuf == 0x6c) 2117 act->dz = -1; 2118 if (rBuf == 0x72) 2119 act->dz = 1; 2120 if (rBuf == 0x64) 2121 act->button = MOUSE_BUTTON1DOWN; 2122 if (rBuf == 0x75) 2123 act->button = 0; 2124 break; 2125 2126 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 2127 act->button = butmaphit[pBuf[0] & 0x07]; 2128 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2129 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2130 break; 2131 2132 case MOUSE_PROTO_MM: /* MM Series */ 2133 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 2134 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 2135 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2136 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2137 break; 2138 2139 case MOUSE_PROTO_VERSAPAD: /* VersaPad */ 2140 act->button = butmapversa[(pBuf[0] & MOUSE_VERSA_BUTTONS) >> 3]; 2141 act->button |= (pBuf[0] & MOUSE_VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2142 act->dx = act->dy = 0; 2143 if (!(pBuf[0] & MOUSE_VERSA_IN_USE)) { 2144 on = FALSE; 2145 break; 2146 } 2147 x = (pBuf[2] << 6) | pBuf[1]; 2148 if (x & 0x800) 2149 x -= 0x1000; 2150 y = (pBuf[4] << 6) | pBuf[3]; 2151 if (y & 0x800) 2152 y -= 0x1000; 2153 if (on) { 2154 act->dx = prev_x - x; 2155 act->dy = prev_y - y; 2156 } else { 2157 on = TRUE; 2158 } 2159 prev_x = x; 2160 prev_y = y; 2161 break; 2162 2163 case MOUSE_PROTO_BUS: /* Bus */ 2164 case MOUSE_PROTO_INPORT: /* InPort */ 2165 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 2166 act->dx = (signed char)pBuf[1]; 2167 act->dy = - (signed char)pBuf[2]; 2168 break; 2169 2170 case MOUSE_PROTO_PS2: /* PS/2 */ 2171 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 2172 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 2173 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 2174 /* 2175 * Moused usually operates the psm driver at the operation level 1 2176 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 2177 * The following code takes effect only when the user explicitly 2178 * requets the level 2 at which wheel movement and additional button 2179 * actions are encoded in model-dependent formats. At the level 0 2180 * the following code is no-op because the psm driver says the model 2181 * is MOUSE_MODEL_GENERIC. 2182 */ 2183 switch (rodent.hw.model) { 2184 case MOUSE_MODEL_EXPLORER: 2185 /* wheel and additional button data is in the fourth byte */ 2186 act->dz = (pBuf[3] & MOUSE_EXPLORER_ZNEG) 2187 ? (pBuf[3] & 0x0f) - 16 : (pBuf[3] & 0x0f); 2188 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON4DOWN) 2189 ? MOUSE_BUTTON4DOWN : 0; 2190 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON5DOWN) 2191 ? MOUSE_BUTTON5DOWN : 0; 2192 break; 2193 case MOUSE_MODEL_INTELLI: 2194 case MOUSE_MODEL_NET: 2195 /* wheel data is in the fourth byte */ 2196 act->dz = (signed char)pBuf[3]; 2197 if ((act->dz >= 7) || (act->dz <= -7)) 2198 act->dz = 0; 2199 /* some compatible mice may have additional buttons */ 2200 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON4DOWN) 2201 ? MOUSE_BUTTON4DOWN : 0; 2202 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON5DOWN) 2203 ? MOUSE_BUTTON5DOWN : 0; 2204 break; 2205 case MOUSE_MODEL_MOUSEMANPLUS: 2206 if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 2207 && (abs(act->dx) > 191) 2208 && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { 2209 /* the extended data packet encodes button and wheel events */ 2210 switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { 2211 case 1: 2212 /* wheel data packet */ 2213 act->dx = act->dy = 0; 2214 if (pBuf[2] & 0x80) { 2215 /* horizontal roller count - ignore it XXX*/ 2216 } else { 2217 /* vertical roller count */ 2218 act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) 2219 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2220 } 2221 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 2222 ? MOUSE_BUTTON4DOWN : 0; 2223 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 2224 ? MOUSE_BUTTON5DOWN : 0; 2225 break; 2226 case 2: 2227 /* this packet type is reserved by Logitech */ 2228 /* 2229 * IBM ScrollPoint Mouse uses this packet type to 2230 * encode both vertical and horizontal scroll movement. 2231 */ 2232 act->dx = act->dy = 0; 2233 /* horizontal roller count */ 2234 if (pBuf[2] & 0x0f) 2235 act->dz = (pBuf[2] & MOUSE_SPOINT_WNEG) ? -2 : 2; 2236 /* vertical roller count */ 2237 if (pBuf[2] & 0xf0) 2238 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) ? -1 : 1; 2239 #if 0 2240 /* vertical roller count */ 2241 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) 2242 ? ((pBuf[2] >> 4) & 0x0f) - 16 2243 : ((pBuf[2] >> 4) & 0x0f); 2244 /* horizontal roller count */ 2245 act->dw = (pBuf[2] & MOUSE_SPOINT_WNEG) 2246 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2247 #endif 2248 break; 2249 case 0: 2250 /* device type packet - shouldn't happen */ 2251 /* FALLTHROUGH */ 2252 default: 2253 act->dx = act->dy = 0; 2254 act->button = act->obutton; 2255 debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", 2256 MOUSE_PS2PLUS_PACKET_TYPE(pBuf), 2257 pBuf[0], pBuf[1], pBuf[2]); 2258 break; 2259 } 2260 } else { 2261 /* preserve button states */ 2262 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2263 } 2264 break; 2265 case MOUSE_MODEL_GLIDEPOINT: 2266 /* `tapping' action */ 2267 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 2268 break; 2269 case MOUSE_MODEL_NETSCROLL: 2270 /* three additional bytes encode buttons and wheel events */ 2271 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 2272 ? MOUSE_BUTTON4DOWN : 0; 2273 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON1DOWN) 2274 ? MOUSE_BUTTON5DOWN : 0; 2275 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 2276 break; 2277 case MOUSE_MODEL_THINK: 2278 /* the fourth button state in the first byte */ 2279 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 2280 break; 2281 case MOUSE_MODEL_VERSAPAD: 2282 act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; 2283 act->button |= 2284 (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2285 act->dx = act->dy = 0; 2286 if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { 2287 on = FALSE; 2288 break; 2289 } 2290 x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; 2291 if (x & 0x800) 2292 x -= 0x1000; 2293 y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; 2294 if (y & 0x800) 2295 y -= 0x1000; 2296 if (on) { 2297 act->dx = prev_x - x; 2298 act->dy = prev_y - y; 2299 } else { 2300 on = TRUE; 2301 } 2302 prev_x = x; 2303 prev_y = y; 2304 break; 2305 case MOUSE_MODEL_4D: 2306 act->dx = (pBuf[1] & 0x80) ? pBuf[1] - 256 : pBuf[1]; 2307 act->dy = (pBuf[2] & 0x80) ? -(pBuf[2] - 256) : -pBuf[2]; 2308 switch (pBuf[0] & MOUSE_4D_WHEELBITS) { 2309 case 0x10: 2310 act->dz = 1; 2311 break; 2312 case 0x30: 2313 act->dz = -1; 2314 break; 2315 case 0x40: /* 2nd wheel rolling right XXX */ 2316 act->dz = 2; 2317 break; 2318 case 0xc0: /* 2nd wheel rolling left XXX */ 2319 act->dz = -2; 2320 break; 2321 } 2322 break; 2323 case MOUSE_MODEL_4DPLUS: 2324 if ((act->dx < 16 - 256) && (act->dy > 256 - 16)) { 2325 act->dx = act->dy = 0; 2326 if (pBuf[2] & MOUSE_4DPLUS_BUTTON4DOWN) 2327 act->button |= MOUSE_BUTTON4DOWN; 2328 act->dz = (pBuf[2] & MOUSE_4DPLUS_ZNEG) 2329 ? ((pBuf[2] & 0x07) - 8) : (pBuf[2] & 0x07); 2330 } else { 2331 /* preserve previous button states */ 2332 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2333 } 2334 break; 2335 case MOUSE_MODEL_GENERIC: 2336 default: 2337 break; 2338 } 2339 break; 2340 2341 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 2342 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 2343 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2344 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2345 if (rodent.level == 1) { 2346 act->dz = ((signed char)(pBuf[5] << 1) + (signed char)(pBuf[6] << 1)) >> 1; 2347 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 2348 } 2349 break; 2350 2351 default: 2352 return (0); 2353 } 2354 /* 2355 * We don't reset pBufP here yet, as there may be an additional data 2356 * byte in some protocols. See above. 2357 */ 2358 2359 /* has something changed? */ 2360 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2361 | (act->obutton ^ act->button); 2362 2363 return (act->flags); 2364 } 2365 2366 static int 2367 r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans) 2368 { 2369 int changed; 2370 int flags; 2371 2372 a2->dx = a1->dx; 2373 a2->dy = a1->dy; 2374 a2->dz = a1->dz; 2375 a2->obutton = a2->button; 2376 a2->button = a1->button; 2377 a2->flags = a1->flags; 2378 changed = FALSE; 2379 2380 if (rodent.flags & Emulate3Button) { 2381 if (debug > 2) 2382 debug("state:%d, trans:%d -> state:%d", 2383 mouse_button_state, trans, 2384 states[mouse_button_state].s[trans]); 2385 /* 2386 * Avoid re-ordering button and movement events. While a button 2387 * event is deferred, throw away up to BUTTON2_MAXMOVE movement 2388 * events to allow for mouse jitter. If more movement events 2389 * occur, then complete the deferred button events immediately. 2390 */ 2391 if ((a2->dx != 0 || a2->dy != 0) && 2392 S_DELAYED(states[mouse_button_state].s[trans])) { 2393 if (++mouse_move_delayed > BUTTON2_MAXMOVE) { 2394 mouse_move_delayed = 0; 2395 mouse_button_state = 2396 states[mouse_button_state].s[A_TIMEOUT]; 2397 changed = TRUE; 2398 } else 2399 a2->dx = a2->dy = 0; 2400 } else 2401 mouse_move_delayed = 0; 2402 if (mouse_button_state != states[mouse_button_state].s[trans]) 2403 changed = TRUE; 2404 if (changed) 2405 clock_gettime(CLOCK_MONOTONIC_FAST, &mouse_button_state_ts); 2406 mouse_button_state = states[mouse_button_state].s[trans]; 2407 a2->button &= 2408 ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); 2409 a2->button &= states[mouse_button_state].mask; 2410 a2->button |= states[mouse_button_state].buttons; 2411 flags = a2->flags & MOUSE_POSCHANGED; 2412 flags |= a2->obutton ^ a2->button; 2413 if (flags & MOUSE_BUTTON2DOWN) { 2414 a2->flags = flags & MOUSE_BUTTON2DOWN; 2415 r_timestamp(a2); 2416 } 2417 a2->flags = flags; 2418 } 2419 return (changed); 2420 } 2421 2422 /* phisical to logical button mapping */ 2423 static int p2l[MOUSE_MAXBUTTON] = { 2424 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 2425 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 2426 0x00000100, 0x00000200, 0x00000400, 0x00000800, 2427 0x00001000, 0x00002000, 0x00004000, 0x00008000, 2428 0x00010000, 0x00020000, 0x00040000, 0x00080000, 2429 0x00100000, 0x00200000, 0x00400000, 0x00800000, 2430 0x01000000, 0x02000000, 0x04000000, 0x08000000, 2431 0x10000000, 0x20000000, 0x40000000, 2432 }; 2433 2434 static char * 2435 skipspace(char *s) 2436 { 2437 while(isspace(*s)) 2438 ++s; 2439 return (s); 2440 } 2441 2442 static int 2443 r_installmap(char *arg) 2444 { 2445 int pbutton; 2446 int lbutton; 2447 char *s; 2448 2449 while (*arg) { 2450 arg = skipspace(arg); 2451 s = arg; 2452 while (isdigit(*arg)) 2453 ++arg; 2454 arg = skipspace(arg); 2455 if ((arg <= s) || (*arg != '=')) 2456 return (FALSE); 2457 lbutton = atoi(s); 2458 2459 arg = skipspace(++arg); 2460 s = arg; 2461 while (isdigit(*arg)) 2462 ++arg; 2463 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 2464 return (FALSE); 2465 pbutton = atoi(s); 2466 2467 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 2468 return (FALSE); 2469 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 2470 return (FALSE); 2471 p2l[pbutton - 1] = 1 << (lbutton - 1); 2472 mstate[lbutton - 1] = &bstate[pbutton - 1]; 2473 } 2474 2475 return (TRUE); 2476 } 2477 2478 static void 2479 r_map(mousestatus_t *act1, mousestatus_t *act2) 2480 { 2481 register int pb; 2482 register int pbuttons; 2483 int lbuttons; 2484 2485 pbuttons = act1->button; 2486 lbuttons = 0; 2487 2488 act2->obutton = act2->button; 2489 if (pbuttons & rodent.wmode) { 2490 pbuttons &= ~rodent.wmode; 2491 act1->dz = act1->dy; 2492 act1->dx = 0; 2493 act1->dy = 0; 2494 } 2495 act2->dx = act1->dx; 2496 act2->dy = act1->dy; 2497 act2->dz = act1->dz; 2498 2499 switch (rodent.zmap[0]) { 2500 case 0: /* do nothing */ 2501 break; 2502 case MOUSE_XAXIS: 2503 if (act1->dz != 0) { 2504 act2->dx = act1->dz; 2505 act2->dz = 0; 2506 } 2507 break; 2508 case MOUSE_YAXIS: 2509 if (act1->dz != 0) { 2510 act2->dy = act1->dz; 2511 act2->dz = 0; 2512 } 2513 break; 2514 default: /* buttons */ 2515 pbuttons &= ~(rodent.zmap[0] | rodent.zmap[1] 2516 | rodent.zmap[2] | rodent.zmap[3]); 2517 if ((act1->dz < -1) && rodent.zmap[2]) { 2518 pbuttons |= rodent.zmap[2]; 2519 zstate[2].count = 1; 2520 } else if (act1->dz < 0) { 2521 pbuttons |= rodent.zmap[0]; 2522 zstate[0].count = 1; 2523 } else if ((act1->dz > 1) && rodent.zmap[3]) { 2524 pbuttons |= rodent.zmap[3]; 2525 zstate[3].count = 1; 2526 } else if (act1->dz > 0) { 2527 pbuttons |= rodent.zmap[1]; 2528 zstate[1].count = 1; 2529 } 2530 act2->dz = 0; 2531 break; 2532 } 2533 2534 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 2535 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 2536 pbuttons >>= 1; 2537 } 2538 act2->button = lbuttons; 2539 2540 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 2541 | (act2->obutton ^ act2->button); 2542 } 2543 2544 static void 2545 r_timestamp(mousestatus_t *act) 2546 { 2547 struct timespec ts; 2548 struct timespec ts1; 2549 struct timespec ts2; 2550 struct timespec ts3; 2551 int button; 2552 int mask; 2553 int i; 2554 2555 mask = act->flags & MOUSE_BUTTONS; 2556 #if 0 2557 if (mask == 0) 2558 return; 2559 #endif 2560 2561 clock_gettime(CLOCK_MONOTONIC_FAST, &ts1); 2562 drift_current_ts = ts1; 2563 2564 /* double click threshold */ 2565 ts2.tv_sec = rodent.clickthreshold / 1000; 2566 ts2.tv_nsec = (rodent.clickthreshold % 1000) * 1000000; 2567 tssub(&ts1, &ts2, &ts); 2568 debug("ts: %jd %ld", (intmax_t)ts.tv_sec, ts.tv_nsec); 2569 2570 /* 3 button emulation timeout */ 2571 ts2.tv_sec = rodent.button2timeout / 1000; 2572 ts2.tv_nsec = (rodent.button2timeout % 1000) * 1000000; 2573 tssub(&ts1, &ts2, &ts3); 2574 2575 button = MOUSE_BUTTON1DOWN; 2576 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2577 if (mask & 1) { 2578 if (act->button & button) { 2579 /* the button is down */ 2580 debug(" : %jd %ld", 2581 (intmax_t)bstate[i].ts.tv_sec, bstate[i].ts.tv_nsec); 2582 if (tscmp(&ts, &bstate[i].ts, >)) { 2583 bstate[i].count = 1; 2584 } else { 2585 ++bstate[i].count; 2586 } 2587 bstate[i].ts = ts1; 2588 } else { 2589 /* the button is up */ 2590 bstate[i].ts = ts1; 2591 } 2592 } else { 2593 if (act->button & button) { 2594 /* the button has been down */ 2595 if (tscmp(&ts3, &bstate[i].ts, >)) { 2596 bstate[i].count = 1; 2597 bstate[i].ts = ts1; 2598 act->flags |= button; 2599 debug("button %d timeout", i + 1); 2600 } 2601 } else { 2602 /* the button has been up */ 2603 } 2604 } 2605 button <<= 1; 2606 mask >>= 1; 2607 } 2608 } 2609 2610 static int 2611 r_timeout(void) 2612 { 2613 struct timespec ts; 2614 struct timespec ts1; 2615 struct timespec ts2; 2616 2617 if (states[mouse_button_state].timeout) 2618 return (TRUE); 2619 clock_gettime(CLOCK_MONOTONIC_FAST, &ts1); 2620 ts2.tv_sec = rodent.button2timeout / 1000; 2621 ts2.tv_nsec = (rodent.button2timeout % 1000) * 1000000; 2622 tssub(&ts1, &ts2, &ts); 2623 return (tscmp(&ts, &mouse_button_state_ts, >)); 2624 } 2625 2626 static void 2627 r_click(mousestatus_t *act) 2628 { 2629 struct mouse_info mouse; 2630 int button; 2631 int mask; 2632 int i; 2633 2634 mask = act->flags & MOUSE_BUTTONS; 2635 if (mask == 0) 2636 return; 2637 2638 button = MOUSE_BUTTON1DOWN; 2639 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2640 if (mask & 1) { 2641 debug("mstate[%d]->count:%d", i, mstate[i]->count); 2642 if (act->button & button) { 2643 /* the button is down */ 2644 mouse.u.event.value = mstate[i]->count; 2645 } else { 2646 /* the button is up */ 2647 mouse.u.event.value = 0; 2648 } 2649 mouse.operation = MOUSE_BUTTON_EVENT; 2650 mouse.u.event.id = button; 2651 if (debug < 2) 2652 if (!paused) 2653 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 2654 debug("button %d count %d", i + 1, mouse.u.event.value); 2655 } 2656 button <<= 1; 2657 mask >>= 1; 2658 } 2659 } 2660 2661 /* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 2662 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 2663 /* 2664 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 2665 * 2666 * Permission to use, copy, modify, distribute, and sell this software and its 2667 * documentation for any purpose is hereby granted without fee, provided that 2668 * the above copyright notice appear in all copies and that both that 2669 * copyright notice and this permission notice appear in supporting 2670 * documentation, and that the name of David Dawes 2671 * not be used in advertising or publicity pertaining to distribution of 2672 * the software without specific, written prior permission. 2673 * David Dawes makes no representations about the suitability of this 2674 * software for any purpose. It is provided "as is" without express or 2675 * implied warranty. 2676 * 2677 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 2678 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 2679 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 2680 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 2681 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 2682 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 2683 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2684 * 2685 */ 2686 2687 2688 static void 2689 setmousespeed(int old, int new, unsigned cflag) 2690 { 2691 struct termios tty; 2692 const char *c; 2693 2694 if (tcgetattr(rodent.mfd, &tty) < 0) 2695 { 2696 logwarn("unable to get status of mouse fd"); 2697 return; 2698 } 2699 2700 tty.c_iflag = IGNBRK | IGNPAR; 2701 tty.c_oflag = 0; 2702 tty.c_lflag = 0; 2703 tty.c_cflag = (tcflag_t)cflag; 2704 tty.c_cc[VTIME] = 0; 2705 tty.c_cc[VMIN] = 1; 2706 2707 switch (old) 2708 { 2709 case 9600: 2710 cfsetispeed(&tty, B9600); 2711 cfsetospeed(&tty, B9600); 2712 break; 2713 case 4800: 2714 cfsetispeed(&tty, B4800); 2715 cfsetospeed(&tty, B4800); 2716 break; 2717 case 2400: 2718 cfsetispeed(&tty, B2400); 2719 cfsetospeed(&tty, B2400); 2720 break; 2721 case 1200: 2722 default: 2723 cfsetispeed(&tty, B1200); 2724 cfsetospeed(&tty, B1200); 2725 } 2726 2727 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2728 { 2729 logwarn("unable to set status of mouse fd"); 2730 return; 2731 } 2732 2733 switch (new) 2734 { 2735 case 9600: 2736 c = "*q"; 2737 cfsetispeed(&tty, B9600); 2738 cfsetospeed(&tty, B9600); 2739 break; 2740 case 4800: 2741 c = "*p"; 2742 cfsetispeed(&tty, B4800); 2743 cfsetospeed(&tty, B4800); 2744 break; 2745 case 2400: 2746 c = "*o"; 2747 cfsetispeed(&tty, B2400); 2748 cfsetospeed(&tty, B2400); 2749 break; 2750 case 1200: 2751 default: 2752 c = "*n"; 2753 cfsetispeed(&tty, B1200); 2754 cfsetospeed(&tty, B1200); 2755 } 2756 2757 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 2758 || rodent.rtype == MOUSE_PROTO_LOGI) 2759 { 2760 if (write(rodent.mfd, c, 2) != 2) 2761 { 2762 logwarn("unable to write to mouse fd"); 2763 return; 2764 } 2765 } 2766 usleep(100000); 2767 2768 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2769 logwarn("unable to set status of mouse fd"); 2770 } 2771 2772 /* 2773 * PnP COM device support 2774 * 2775 * It's a simplistic implementation, but it works :-) 2776 * KY, 31/7/97. 2777 */ 2778 2779 /* 2780 * Try to elicit a PnP ID as described in 2781 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 2782 * rev 1.00", 1995. 2783 * 2784 * The routine does not fully implement the COM Enumerator as par Section 2785 * 2.1 of the document. In particular, we don't have idle state in which 2786 * the driver software monitors the com port for dynamic connection or 2787 * removal of a device at the port, because `moused' simply quits if no 2788 * device is found. 2789 * 2790 * In addition, as PnP COM device enumeration procedure slightly has 2791 * changed since its first publication, devices which follow earlier 2792 * revisions of the above spec. may fail to respond if the rev 1.0 2793 * procedure is used. XXX 2794 */ 2795 static int 2796 pnpwakeup1(void) 2797 { 2798 struct timeval timeout; 2799 fd_set fds; 2800 int i; 2801 2802 /* 2803 * This is the procedure described in rev 1.0 of PnP COM device spec. 2804 * Unfortunately, some devices which comform to earlier revisions of 2805 * the spec gets confused and do not return the ID string... 2806 */ 2807 debug("PnP COM device rev 1.0 probe..."); 2808 2809 /* port initialization (2.1.2) */ 2810 ioctl(rodent.mfd, TIOCMGET, &i); 2811 i |= TIOCM_DTR; /* DTR = 1 */ 2812 i &= ~TIOCM_RTS; /* RTS = 0 */ 2813 ioctl(rodent.mfd, TIOCMSET, &i); 2814 usleep(240000); 2815 2816 /* 2817 * The PnP COM device spec. dictates that the mouse must set DSR 2818 * in response to DTR (by hardware or by software) and that if DSR is 2819 * not asserted, the host computer should think that there is no device 2820 * at this serial port. But some mice just don't do that... 2821 */ 2822 ioctl(rodent.mfd, TIOCMGET, &i); 2823 debug("modem status 0%o", i); 2824 if ((i & TIOCM_DSR) == 0) 2825 return (FALSE); 2826 2827 /* port setup, 1st phase (2.1.3) */ 2828 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2829 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2830 ioctl(rodent.mfd, TIOCMBIC, &i); 2831 usleep(240000); 2832 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 2833 ioctl(rodent.mfd, TIOCMBIS, &i); 2834 usleep(240000); 2835 2836 /* wait for response, 1st phase (2.1.4) */ 2837 i = FREAD; 2838 ioctl(rodent.mfd, TIOCFLUSH, &i); 2839 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2840 ioctl(rodent.mfd, TIOCMBIS, &i); 2841 2842 /* try to read something */ 2843 FD_ZERO(&fds); 2844 FD_SET(rodent.mfd, &fds); 2845 timeout.tv_sec = 0; 2846 timeout.tv_usec = 240000; 2847 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2848 debug("pnpwakeup1(): valid response in first phase."); 2849 return (TRUE); 2850 } 2851 2852 /* port setup, 2nd phase (2.1.5) */ 2853 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2854 ioctl(rodent.mfd, TIOCMBIC, &i); 2855 usleep(240000); 2856 2857 /* wait for respose, 2nd phase (2.1.6) */ 2858 i = FREAD; 2859 ioctl(rodent.mfd, TIOCFLUSH, &i); 2860 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2861 ioctl(rodent.mfd, TIOCMBIS, &i); 2862 2863 /* try to read something */ 2864 FD_ZERO(&fds); 2865 FD_SET(rodent.mfd, &fds); 2866 timeout.tv_sec = 0; 2867 timeout.tv_usec = 240000; 2868 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2869 debug("pnpwakeup1(): valid response in second phase."); 2870 return (TRUE); 2871 } 2872 2873 return (FALSE); 2874 } 2875 2876 static int 2877 pnpwakeup2(void) 2878 { 2879 struct timeval timeout; 2880 fd_set fds; 2881 int i; 2882 2883 /* 2884 * This is a simplified procedure; it simply toggles RTS. 2885 */ 2886 debug("alternate probe..."); 2887 2888 ioctl(rodent.mfd, TIOCMGET, &i); 2889 i |= TIOCM_DTR; /* DTR = 1 */ 2890 i &= ~TIOCM_RTS; /* RTS = 0 */ 2891 ioctl(rodent.mfd, TIOCMSET, &i); 2892 usleep(240000); 2893 2894 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2895 2896 /* wait for respose */ 2897 i = FREAD; 2898 ioctl(rodent.mfd, TIOCFLUSH, &i); 2899 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2900 ioctl(rodent.mfd, TIOCMBIS, &i); 2901 2902 /* try to read something */ 2903 FD_ZERO(&fds); 2904 FD_SET(rodent.mfd, &fds); 2905 timeout.tv_sec = 0; 2906 timeout.tv_usec = 240000; 2907 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2908 debug("pnpwakeup2(): valid response."); 2909 return (TRUE); 2910 } 2911 2912 return (FALSE); 2913 } 2914 2915 static int 2916 pnpgets(char *buf) 2917 { 2918 struct timeval timeout; 2919 fd_set fds; 2920 int begin; 2921 int i; 2922 char c; 2923 2924 if (!pnpwakeup1() && !pnpwakeup2()) { 2925 /* 2926 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2927 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 2928 * assuming there is something at the port even if it didn't 2929 * respond to the PnP enumeration procedure. 2930 */ 2931 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2932 ioctl(rodent.mfd, TIOCMBIS, &i); 2933 return (0); 2934 } 2935 2936 /* collect PnP COM device ID (2.1.7) */ 2937 begin = -1; 2938 i = 0; 2939 usleep(240000); /* the mouse must send `Begin ID' within 200msec */ 2940 while (read(rodent.mfd, &c, 1) == 1) { 2941 /* we may see "M", or "M3..." before `Begin ID' */ 2942 buf[i++] = c; 2943 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 2944 debug("begin-id %02x", c); 2945 begin = i - 1; 2946 break; 2947 } 2948 debug("%c %02x", c, c); 2949 if (i >= 256) 2950 break; 2951 } 2952 if (begin < 0) { 2953 /* we haven't seen `Begin ID' in time... */ 2954 goto connect_idle; 2955 } 2956 2957 ++c; /* make it `End ID' */ 2958 for (;;) { 2959 FD_ZERO(&fds); 2960 FD_SET(rodent.mfd, &fds); 2961 timeout.tv_sec = 0; 2962 timeout.tv_usec = 240000; 2963 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 2964 break; 2965 2966 read(rodent.mfd, &buf[i], 1); 2967 if (buf[i++] == c) /* End ID */ 2968 break; 2969 if (i >= 256) 2970 break; 2971 } 2972 if (begin > 0) { 2973 i -= begin; 2974 bcopy(&buf[begin], &buf[0], i); 2975 } 2976 /* string may not be human readable... */ 2977 debug("len:%d, '%-*.*s'", i, i, i, buf); 2978 2979 if (buf[i - 1] == c) 2980 return (i); /* a valid PnP string */ 2981 2982 /* 2983 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2984 * in idle state. But, `moused' shall leave the modem control lines 2985 * as they are. See above. 2986 */ 2987 connect_idle: 2988 2989 /* we may still have something in the buffer */ 2990 return (MAX(i, 0)); 2991 } 2992 2993 static int 2994 pnpparse(pnpid_t *id, char *buf, int len) 2995 { 2996 char s[3]; 2997 int offset; 2998 int sum = 0; 2999 int i, j; 3000 3001 id->revision = 0; 3002 id->eisaid = NULL; 3003 id->serial = NULL; 3004 id->class = NULL; 3005 id->compat = NULL; 3006 id->description = NULL; 3007 id->neisaid = 0; 3008 id->nserial = 0; 3009 id->nclass = 0; 3010 id->ncompat = 0; 3011 id->ndescription = 0; 3012 3013 if ((buf[0] != 0x28) && (buf[0] != 0x08)) { 3014 /* non-PnP mice */ 3015 switch(buf[0]) { 3016 default: 3017 return (FALSE); 3018 case 'M': /* Microsoft */ 3019 id->eisaid = "PNP0F01"; 3020 break; 3021 case 'H': /* MouseSystems */ 3022 id->eisaid = "PNP0F04"; 3023 break; 3024 } 3025 id->neisaid = strlen(id->eisaid); 3026 id->class = "MOUSE"; 3027 id->nclass = strlen(id->class); 3028 debug("non-PnP mouse '%c'", buf[0]); 3029 return (TRUE); 3030 } 3031 3032 /* PnP mice */ 3033 offset = 0x28 - buf[0]; 3034 3035 /* calculate checksum */ 3036 for (i = 0; i < len - 3; ++i) { 3037 sum += buf[i]; 3038 buf[i] += offset; 3039 } 3040 sum += buf[len - 1]; 3041 for (; i < len; ++i) 3042 buf[i] += offset; 3043 debug("PnP ID string: '%*.*s'", len, len, buf); 3044 3045 /* revision */ 3046 buf[1] -= offset; 3047 buf[2] -= offset; 3048 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 3049 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 3050 3051 /* EISA vender and product ID */ 3052 id->eisaid = &buf[3]; 3053 id->neisaid = 7; 3054 3055 /* option strings */ 3056 i = 10; 3057 if (buf[i] == '\\') { 3058 /* device serial # */ 3059 for (j = ++i; i < len; ++i) { 3060 if (buf[i] == '\\') 3061 break; 3062 } 3063 if (i >= len) 3064 i -= 3; 3065 if (i - j == 8) { 3066 id->serial = &buf[j]; 3067 id->nserial = 8; 3068 } 3069 } 3070 if (buf[i] == '\\') { 3071 /* PnP class */ 3072 for (j = ++i; i < len; ++i) { 3073 if (buf[i] == '\\') 3074 break; 3075 } 3076 if (i >= len) 3077 i -= 3; 3078 if (i > j + 1) { 3079 id->class = &buf[j]; 3080 id->nclass = i - j; 3081 } 3082 } 3083 if (buf[i] == '\\') { 3084 /* compatible driver */ 3085 for (j = ++i; i < len; ++i) { 3086 if (buf[i] == '\\') 3087 break; 3088 } 3089 /* 3090 * PnP COM spec prior to v0.96 allowed '*' in this field, 3091 * it's not allowed now; just igore it. 3092 */ 3093 if (buf[j] == '*') 3094 ++j; 3095 if (i >= len) 3096 i -= 3; 3097 if (i > j + 1) { 3098 id->compat = &buf[j]; 3099 id->ncompat = i - j; 3100 } 3101 } 3102 if (buf[i] == '\\') { 3103 /* product description */ 3104 for (j = ++i; i < len; ++i) { 3105 if (buf[i] == ';') 3106 break; 3107 } 3108 if (i >= len) 3109 i -= 3; 3110 if (i > j + 1) { 3111 id->description = &buf[j]; 3112 id->ndescription = i - j; 3113 } 3114 } 3115 3116 /* checksum exists if there are any optional fields */ 3117 if ((id->nserial > 0) || (id->nclass > 0) 3118 || (id->ncompat > 0) || (id->ndescription > 0)) { 3119 debug("PnP checksum: 0x%X", sum); 3120 sprintf(s, "%02X", sum & 0x0ff); 3121 if (strncmp(s, &buf[len - 3], 2) != 0) { 3122 #if 0 3123 /* 3124 * I found some mice do not comply with the PnP COM device 3125 * spec regarding checksum... XXX 3126 */ 3127 logwarnx("PnP checksum error", 0); 3128 return (FALSE); 3129 #endif 3130 } 3131 } 3132 3133 return (TRUE); 3134 } 3135 3136 static symtab_t * 3137 pnpproto(pnpid_t *id) 3138 { 3139 symtab_t *t; 3140 int i, j; 3141 3142 if (id->nclass > 0) 3143 if (strncmp(id->class, "MOUSE", id->nclass) != 0 && 3144 strncmp(id->class, "TABLET", id->nclass) != 0) 3145 /* this is not a mouse! */ 3146 return (NULL); 3147 3148 if (id->neisaid > 0) { 3149 t = gettoken(pnpprod, id->eisaid, id->neisaid); 3150 if (t->val != MOUSE_PROTO_UNKNOWN) 3151 return (t); 3152 } 3153 3154 /* 3155 * The 'Compatible drivers' field may contain more than one 3156 * ID separated by ','. 3157 */ 3158 if (id->ncompat <= 0) 3159 return (NULL); 3160 for (i = 0; i < id->ncompat; ++i) { 3161 for (j = i; id->compat[i] != ','; ++i) 3162 if (i >= id->ncompat) 3163 break; 3164 if (i > j) { 3165 t = gettoken(pnpprod, id->compat + j, i - j); 3166 if (t->val != MOUSE_PROTO_UNKNOWN) 3167 return (t); 3168 } 3169 } 3170 3171 return (NULL); 3172 } 3173 3174 /* name/val mapping */ 3175 3176 static symtab_t * 3177 gettoken(symtab_t *tab, const char *s, int len) 3178 { 3179 int i; 3180 3181 for (i = 0; tab[i].name != NULL; ++i) { 3182 if (strncmp(tab[i].name, s, len) == 0) 3183 break; 3184 } 3185 return (&tab[i]); 3186 } 3187 3188 static const char * 3189 gettokenname(symtab_t *tab, int val) 3190 { 3191 static const char unknown[] = "unknown"; 3192 int i; 3193 3194 for (i = 0; tab[i].name != NULL; ++i) { 3195 if (tab[i].val == val) 3196 return (tab[i].name); 3197 } 3198 return (unknown); 3199 } 3200 3201 3202 /* 3203 * code to read from the Genius Kidspad tablet. 3204 3205 The tablet responds to the COM PnP protocol 1.0 with EISA-ID KYE0005, 3206 and to pre-pnp probes (RTS toggle) with 'T' (tablet ?) 3207 9600, 8 bit, parity odd. 3208 3209 The tablet puts out 5 bytes. b0 (mask 0xb8, value 0xb8) contains 3210 the proximity, tip and button info: 3211 (byte0 & 0x1) true = tip pressed 3212 (byte0 & 0x2) true = button pressed 3213 (byte0 & 0x40) false = pen in proximity of tablet. 3214 3215 The next 4 bytes are used for coordinates xl, xh, yl, yh (7 bits valid). 3216 3217 Only absolute coordinates are returned, so we use the following approach: 3218 we store the last coordinates sent when the pen went out of the tablet, 3219 3220 3221 * 3222 */ 3223 3224 typedef enum { 3225 S_IDLE, S_PROXY, S_FIRST, S_DOWN, S_UP 3226 } k_status; 3227 3228 static int 3229 kidspad(u_char rxc, mousestatus_t *act) 3230 { 3231 static int buf[5]; 3232 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1; 3233 static k_status status = S_IDLE; 3234 static struct timespec now; 3235 3236 int x, y; 3237 3238 if (buflen > 0 && (rxc & 0x80)) { 3239 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3240 buflen = 0; 3241 } 3242 if (buflen == 0 && (rxc & 0xb8) != 0xb8) { 3243 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3244 return (0); /* invalid code, no action */ 3245 } 3246 buf[buflen++] = rxc; 3247 if (buflen < 5) 3248 return (0); 3249 3250 buflen = 0; /* for next time... */ 3251 3252 x = buf[1]+128*(buf[2] - 7); 3253 if (x < 0) x = 0; 3254 y = 28*128 - (buf[3] + 128* (buf[4] - 7)); 3255 if (y < 0) y = 0; 3256 3257 x /= 8; 3258 y /= 8; 3259 3260 act->flags = 0; 3261 act->obutton = act->button; 3262 act->dx = act->dy = act->dz = 0; 3263 clock_gettime(CLOCK_MONOTONIC_FAST, &now); 3264 if (buf[0] & 0x40) /* pen went out of reach */ 3265 status = S_IDLE; 3266 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3267 act->flags |= MOUSE_POSCHANGED; /* force update */ 3268 status = S_PROXY; 3269 x_prev = x; 3270 y_prev = y; 3271 } 3272 act->dx = x - x_prev; 3273 act->dy = y - y_prev; 3274 if (act->dx || act->dy) 3275 act->flags |= MOUSE_POSCHANGED; 3276 x_prev = x; 3277 y_prev = y; 3278 if (b_prev != 0 && b_prev != buf[0]) { /* possibly record button change */ 3279 act->button = 0; 3280 if (buf[0] & 0x01) /* tip pressed */ 3281 act->button |= MOUSE_BUTTON1DOWN; 3282 if (buf[0] & 0x02) /* button pressed */ 3283 act->button |= MOUSE_BUTTON2DOWN; 3284 act->flags |= MOUSE_BUTTONSCHANGED; 3285 } 3286 b_prev = buf[0]; 3287 return (act->flags); 3288 } 3289 3290 static int 3291 gtco_digipad (u_char rxc, mousestatus_t *act) 3292 { 3293 static u_char buf[5]; 3294 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1; 3295 static k_status status = S_IDLE; 3296 int x, y; 3297 3298 #define GTCO_HEADER 0x80 3299 #define GTCO_PROXIMITY 0x40 3300 #define GTCO_START (GTCO_HEADER|GTCO_PROXIMITY) 3301 #define GTCO_BUTTONMASK 0x3c 3302 3303 3304 if (buflen > 0 && ((rxc & GTCO_HEADER) != GTCO_HEADER)) { 3305 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3306 buflen = 0; 3307 } 3308 if (buflen == 0 && (rxc & GTCO_START) != GTCO_START) { 3309 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3310 return (0); /* invalid code, no action */ 3311 } 3312 3313 buf[buflen++] = rxc; 3314 if (buflen < 5) 3315 return (0); 3316 3317 buflen = 0; /* for next time... */ 3318 3319 x = ((buf[2] & ~GTCO_START) << 6 | (buf[1] & ~GTCO_START)); 3320 y = 4768 - ((buf[4] & ~GTCO_START) << 6 | (buf[3] & ~GTCO_START)); 3321 3322 x /= 2.5; 3323 y /= 2.5; 3324 3325 act->flags = 0; 3326 act->obutton = act->button; 3327 act->dx = act->dy = act->dz = 0; 3328 3329 if ((buf[0] & 0x40) == 0) /* pen went out of reach */ 3330 status = S_IDLE; 3331 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3332 act->flags |= MOUSE_POSCHANGED; /* force update */ 3333 status = S_PROXY; 3334 x_prev = x; 3335 y_prev = y; 3336 } 3337 3338 act->dx = x - x_prev; 3339 act->dy = y - y_prev; 3340 if (act->dx || act->dy) 3341 act->flags |= MOUSE_POSCHANGED; 3342 x_prev = x; 3343 y_prev = y; 3344 3345 /* possibly record button change */ 3346 if (b_prev != 0 && b_prev != buf[0]) { 3347 act->button = 0; 3348 if (buf[0] & 0x04) { 3349 /* tip pressed/yellow */ 3350 act->button |= MOUSE_BUTTON1DOWN; 3351 } 3352 if (buf[0] & 0x08) { 3353 /* grey/white */ 3354 act->button |= MOUSE_BUTTON2DOWN; 3355 } 3356 if (buf[0] & 0x10) { 3357 /* black/green */ 3358 act->button |= MOUSE_BUTTON3DOWN; 3359 } 3360 if (buf[0] & 0x20) { 3361 /* tip+grey/blue */ 3362 act->button |= MOUSE_BUTTON4DOWN; 3363 } 3364 act->flags |= MOUSE_BUTTONSCHANGED; 3365 } 3366 b_prev = buf[0]; 3367 return (act->flags); 3368 } 3369 3370 static void 3371 mremote_serversetup(void) 3372 { 3373 struct sockaddr_un ad; 3374 3375 /* Open a UNIX domain stream socket to listen for mouse remote clients */ 3376 unlink(_PATH_MOUSEREMOTE); 3377 3378 if ((rodent.mremsfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) 3379 logerrx(1, "unable to create unix domain socket %s",_PATH_MOUSEREMOTE); 3380 3381 umask(0111); 3382 3383 bzero(&ad, sizeof(ad)); 3384 ad.sun_family = AF_UNIX; 3385 strcpy(ad.sun_path, _PATH_MOUSEREMOTE); 3386 #ifndef SUN_LEN 3387 #define SUN_LEN(unp) (((char *)(unp)->sun_path - (char *)(unp)) + \ 3388 strlen((unp)->path)) 3389 #endif 3390 if (bind(rodent.mremsfd, (struct sockaddr *) &ad, SUN_LEN(&ad)) < 0) 3391 logerrx(1, "unable to bind unix domain socket %s", _PATH_MOUSEREMOTE); 3392 3393 listen(rodent.mremsfd, 1); 3394 } 3395 3396 static void 3397 mremote_clientchg(int add) 3398 { 3399 struct sockaddr_un ad; 3400 socklen_t ad_len; 3401 int fd; 3402 3403 if (rodent.rtype != MOUSE_PROTO_X10MOUSEREM) 3404 return; 3405 3406 if (add) { 3407 /* Accept client connection, if we don't already have one */ 3408 ad_len = sizeof(ad); 3409 fd = accept(rodent.mremsfd, (struct sockaddr *) &ad, &ad_len); 3410 if (fd < 0) 3411 logwarnx("failed accept on mouse remote socket"); 3412 3413 if (rodent.mremcfd < 0) { 3414 rodent.mremcfd = fd; 3415 debug("remote client connect...accepted"); 3416 } 3417 else { 3418 close(fd); 3419 debug("another remote client connect...disconnected"); 3420 } 3421 } 3422 else { 3423 /* Client disconnected */ 3424 debug("remote client disconnected"); 3425 close(rodent.mremcfd); 3426 rodent.mremcfd = -1; 3427 } 3428 } 3429