1 /** 2 ** Copyright (c) 1995 Michael Smith, All rights reserved. 3 ** 4 ** Redistribution and use in source and binary forms, with or without 5 ** modification, are permitted provided that the following conditions 6 ** are met: 7 ** 1. Redistributions of source code must retain the above copyright 8 ** notice, this list of conditions and the following disclaimer as 9 ** the first lines of this file unmodified. 10 ** 2. Redistributions in binary form must reproduce the above copyright 11 ** notice, this list of conditions and the following disclaimer in the 12 ** documentation and/or other materials provided with the distribution. 13 ** 3. All advertising materials mentioning features or use of this software 14 ** must display the following acknowledgment: 15 ** This product includes software developed by Michael Smith. 16 ** 4. The name of the author may not be used to endorse or promote products 17 ** derived from this software without specific prior written permission. 18 ** 19 ** 20 ** THIS SOFTWARE IS PROVIDED BY Michael Smith ``AS IS'' AND ANY 21 ** EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 ** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 ** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Michael Smith BE LIABLE FOR 24 ** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 ** CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 ** SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 27 ** BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 28 ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 29 ** OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 30 ** EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 ** 32 **/ 33 34 /** 35 ** MOUSED.C 36 ** 37 ** Mouse daemon : listens to a serial port, the bus mouse interface, or 38 ** the PS/2 mouse port for mouse data stream, interprets data and passes 39 ** ioctls off to the console driver. 40 ** 41 ** The mouse interface functions are derived closely from the mouse 42 ** handler in the XFree86 X server. Many thanks to the XFree86 people 43 ** for their great work! 44 ** 45 **/ 46 47 #include <sys/cdefs.h> 48 __FBSDID("$FreeBSD$"); 49 50 #include <sys/param.h> 51 #include <sys/consio.h> 52 #include <sys/mouse.h> 53 #include <sys/socket.h> 54 #include <sys/stat.h> 55 #include <sys/time.h> 56 #include <sys/un.h> 57 58 #include <ctype.h> 59 #include <err.h> 60 #include <errno.h> 61 #include <fcntl.h> 62 #include <libutil.h> 63 #include <limits.h> 64 #include <setjmp.h> 65 #include <signal.h> 66 #include <stdarg.h> 67 #include <stdio.h> 68 #include <stdlib.h> 69 #include <string.h> 70 #include <syslog.h> 71 #include <termios.h> 72 #include <unistd.h> 73 #include <math.h> 74 75 #define MAX_CLICKTHRESHOLD 2000 /* 2 seconds */ 76 #define MAX_BUTTON2TIMEOUT 2000 /* 2 seconds */ 77 #define DFLT_CLICKTHRESHOLD 500 /* 0.5 second */ 78 #define DFLT_BUTTON2TIMEOUT 100 /* 0.1 second */ 79 #define DFLT_SCROLLTHRESHOLD 3 /* 3 pixels */ 80 81 /* Abort 3-button emulation delay after this many movement events. */ 82 #define BUTTON2_MAXMOVE 3 83 84 #define TRUE 1 85 #define FALSE 0 86 87 #define MOUSE_XAXIS (-1) 88 #define MOUSE_YAXIS (-2) 89 90 /* Logitech PS2++ protocol */ 91 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 92 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 93 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 94 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 95 96 #define ChordMiddle 0x0001 97 #define Emulate3Button 0x0002 98 #define ClearDTR 0x0004 99 #define ClearRTS 0x0008 100 #define NoPnP 0x0010 101 #define VirtualScroll 0x0020 102 #define HVirtualScroll 0x0040 103 #define ExponentialAcc 0x0080 104 105 #define ID_NONE 0 106 #define ID_PORT 1 107 #define ID_IF 2 108 #define ID_TYPE 4 109 #define ID_MODEL 8 110 #define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 111 112 /* Operations on timespecs */ 113 #define tsclr(tvp) ((tvp)->tv_sec = (tvp)->tv_nsec = 0) 114 #define tscmp(tvp, uvp, cmp) \ 115 (((tvp)->tv_sec == (uvp)->tv_sec) ? \ 116 ((tvp)->tv_nsec cmp (uvp)->tv_nsec) : \ 117 ((tvp)->tv_sec cmp (uvp)->tv_sec)) 118 #define tssub(tvp, uvp, vvp) \ 119 do { \ 120 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \ 121 (vvp)->tv_nsec = (tvp)->tv_nsec - (uvp)->tv_nsec; \ 122 if ((vvp)->tv_nsec < 0) { \ 123 (vvp)->tv_sec--; \ 124 (vvp)->tv_nsec += 1000000000; \ 125 } \ 126 } while (0) 127 128 #define debug(...) do { \ 129 if (debug && nodaemon) \ 130 warnx(__VA_ARGS__); \ 131 } while (0) 132 133 #define logerr(e, ...) do { \ 134 log_or_warn(LOG_DAEMON | LOG_ERR, errno, __VA_ARGS__); \ 135 exit(e); \ 136 } while (0) 137 138 #define logerrx(e, ...) do { \ 139 log_or_warn(LOG_DAEMON | LOG_ERR, 0, __VA_ARGS__); \ 140 exit(e); \ 141 } while (0) 142 143 #define logwarn(...) \ 144 log_or_warn(LOG_DAEMON | LOG_WARNING, errno, __VA_ARGS__) 145 146 #define logwarnx(...) \ 147 log_or_warn(LOG_DAEMON | LOG_WARNING, 0, __VA_ARGS__) 148 149 /* structures */ 150 151 /* symbol table entry */ 152 typedef struct { 153 char *name; 154 int val; 155 int val2; 156 } symtab_t; 157 158 /* serial PnP ID string */ 159 typedef struct { 160 int revision; /* PnP revision, 100 for 1.00 */ 161 char *eisaid; /* EISA ID including mfr ID and product ID */ 162 char *serial; /* serial No, optional */ 163 char *class; /* device class, optional */ 164 char *compat; /* list of compatible drivers, optional */ 165 char *description; /* product description, optional */ 166 int neisaid; /* length of the above fields... */ 167 int nserial; 168 int nclass; 169 int ncompat; 170 int ndescription; 171 } pnpid_t; 172 173 /* global variables */ 174 175 int debug = 0; 176 int nodaemon = FALSE; 177 int background = FALSE; 178 int paused = FALSE; 179 int identify = ID_NONE; 180 int extioctl = FALSE; 181 char *pidfile = "/var/run/moused.pid"; 182 struct pidfh *pfh; 183 184 #define SCROLL_NOTSCROLLING 0 185 #define SCROLL_PREPARE 1 186 #define SCROLL_SCROLLING 2 187 188 static int scroll_state; 189 static int scroll_movement; 190 static int hscroll_movement; 191 192 /* local variables */ 193 194 /* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 195 static symtab_t rifs[] = { 196 { "serial", MOUSE_IF_SERIAL }, 197 { "bus", MOUSE_IF_BUS }, 198 { "inport", MOUSE_IF_INPORT }, 199 { "ps/2", MOUSE_IF_PS2 }, 200 { "sysmouse", MOUSE_IF_SYSMOUSE }, 201 { "usb", MOUSE_IF_USB }, 202 { NULL, MOUSE_IF_UNKNOWN }, 203 }; 204 205 /* types (the table must be ordered by MOUSE_PROTO_XXX in mouse.h) */ 206 static char *rnames[] = { 207 "microsoft", 208 "mousesystems", 209 "logitech", 210 "mmseries", 211 "mouseman", 212 "busmouse", 213 "inportmouse", 214 "ps/2", 215 "mmhitab", 216 "glidepoint", 217 "intellimouse", 218 "thinkingmouse", 219 "sysmouse", 220 "x10mouseremote", 221 "kidspad", 222 "versapad", 223 "jogdial", 224 #if notyet 225 "mariqua", 226 #endif 227 "gtco_digipad", 228 NULL 229 }; 230 231 /* models */ 232 static symtab_t rmodels[] = { 233 { "NetScroll", MOUSE_MODEL_NETSCROLL }, 234 { "NetMouse/NetScroll Optical", MOUSE_MODEL_NET }, 235 { "GlidePoint", MOUSE_MODEL_GLIDEPOINT }, 236 { "ThinkingMouse", MOUSE_MODEL_THINK }, 237 { "IntelliMouse", MOUSE_MODEL_INTELLI }, 238 { "EasyScroll/SmartScroll", MOUSE_MODEL_EASYSCROLL }, 239 { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS }, 240 { "Kidspad", MOUSE_MODEL_KIDSPAD }, 241 { "VersaPad", MOUSE_MODEL_VERSAPAD }, 242 { "IntelliMouse Explorer", MOUSE_MODEL_EXPLORER }, 243 { "4D Mouse", MOUSE_MODEL_4D }, 244 { "4D+ Mouse", MOUSE_MODEL_4DPLUS }, 245 { "Synaptics Touchpad", MOUSE_MODEL_SYNAPTICS }, 246 { "generic", MOUSE_MODEL_GENERIC }, 247 { NULL, MOUSE_MODEL_UNKNOWN }, 248 }; 249 250 /* PnP EISA/product IDs */ 251 static symtab_t pnpprod[] = { 252 /* Kensignton ThinkingMouse */ 253 { "KML0001", MOUSE_PROTO_THINK, MOUSE_MODEL_THINK }, 254 /* MS IntelliMouse */ 255 { "MSH0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 256 /* MS IntelliMouse TrackBall */ 257 { "MSH0004", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 258 /* Tremon Wheel Mouse MUSD */ 259 { "HTK0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 260 /* Genius PnP Mouse */ 261 { "KYE0001", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 262 /* MouseSystems SmartScroll Mouse (OEM from Genius?) */ 263 { "KYE0002", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 264 /* Genius NetMouse */ 265 { "KYE0003", MOUSE_PROTO_INTELLI, MOUSE_MODEL_NET }, 266 /* Genius Kidspad, Easypad and other tablets */ 267 { "KYE0005", MOUSE_PROTO_KIDSPAD, MOUSE_MODEL_KIDSPAD }, 268 /* Genius EZScroll */ 269 { "KYEEZ00", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 270 /* Logitech Cordless MouseMan Wheel */ 271 { "LGI8033", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 272 /* Logitech MouseMan (new 4 button model) */ 273 { "LGI800C", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 274 /* Logitech MouseMan+ */ 275 { "LGI8050", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 276 /* Logitech FirstMouse+ */ 277 { "LGI8051", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 278 /* Logitech serial */ 279 { "LGI8001", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 280 /* A4 Tech 4D/4D+ Mouse */ 281 { "A4W0005", MOUSE_PROTO_INTELLI, MOUSE_MODEL_4D }, 282 /* 8D Scroll Mouse */ 283 { "PEC9802", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 284 /* Mitsumi Wireless Scroll Mouse */ 285 { "MTM6401", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 286 287 /* MS bus */ 288 { "PNP0F00", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 289 /* MS serial */ 290 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 291 /* MS InPort */ 292 { "PNP0F02", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 293 /* MS PS/2 */ 294 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 295 /* 296 * EzScroll returns PNP0F04 in the compatible device field; but it 297 * doesn't look compatible... XXX 298 */ 299 /* MouseSystems */ 300 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 301 /* MouseSystems */ 302 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 303 #if notyet 304 /* Genius Mouse */ 305 { "PNP0F06", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 306 /* Genius Mouse */ 307 { "PNP0F07", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 308 #endif 309 /* Logitech serial */ 310 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 311 /* MS BallPoint serial */ 312 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 313 /* MS PnP serial */ 314 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 315 /* MS PnP BallPoint serial */ 316 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 317 /* MS serial comatible */ 318 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 319 /* MS InPort comatible */ 320 { "PNP0F0D", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 321 /* MS PS/2 comatible */ 322 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 323 /* MS BallPoint comatible */ 324 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 325 #if notyet 326 /* TI QuickPort */ 327 { "PNP0F10", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 328 #endif 329 /* MS bus comatible */ 330 { "PNP0F11", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 331 /* Logitech PS/2 */ 332 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 333 /* PS/2 */ 334 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 335 #if notyet 336 /* MS Kids Mouse */ 337 { "PNP0F14", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 338 #endif 339 /* Logitech bus */ 340 { "PNP0F15", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 341 #if notyet 342 /* Logitech SWIFT */ 343 { "PNP0F16", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 344 #endif 345 /* Logitech serial compat */ 346 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 347 /* Logitech bus compatible */ 348 { "PNP0F18", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 349 /* Logitech PS/2 compatible */ 350 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 351 #if notyet 352 /* Logitech SWIFT compatible */ 353 { "PNP0F1A", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 354 /* HP Omnibook */ 355 { "PNP0F1B", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 356 /* Compaq LTE TrackBall PS/2 */ 357 { "PNP0F1C", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 358 /* Compaq LTE TrackBall serial */ 359 { "PNP0F1D", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 360 /* MS Kidts Trackball */ 361 { "PNP0F1E", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 362 #endif 363 /* Interlink VersaPad */ 364 { "LNK0001", MOUSE_PROTO_VERSAPAD, MOUSE_MODEL_VERSAPAD }, 365 366 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 367 }; 368 369 /* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 370 static unsigned short rodentcflags[] = 371 { 372 (CS7 | CREAD | CLOCAL | HUPCL), /* MicroSoft */ 373 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* MouseSystems */ 374 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Logitech */ 375 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* MMSeries */ 376 (CS7 | CREAD | CLOCAL | HUPCL), /* MouseMan */ 377 0, /* Bus */ 378 0, /* InPort */ 379 0, /* PS/2 */ 380 (CS8 | CREAD | CLOCAL | HUPCL), /* MM HitTablet */ 381 (CS7 | CREAD | CLOCAL | HUPCL), /* GlidePoint */ 382 (CS7 | CREAD | CLOCAL | HUPCL), /* IntelliMouse */ 383 (CS7 | CREAD | CLOCAL | HUPCL), /* Thinking Mouse */ 384 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* sysmouse */ 385 (CS7 | CREAD | CLOCAL | HUPCL), /* X10 MouseRemote */ 386 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* kidspad etc. */ 387 (CS8 | CREAD | CLOCAL | HUPCL), /* VersaPad */ 388 0, /* JogDial */ 389 #if notyet 390 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Mariqua */ 391 #endif 392 (CS8 | CREAD | HUPCL ), /* GTCO Digi-Pad */ 393 }; 394 395 static struct rodentparam { 396 int flags; 397 char *portname; /* /dev/XXX */ 398 int rtype; /* MOUSE_PROTO_XXX */ 399 int level; /* operation level: 0 or greater */ 400 int baudrate; 401 int rate; /* report rate */ 402 int resolution; /* MOUSE_RES_XXX or a positive number */ 403 int zmap[4]; /* MOUSE_{X|Y}AXIS or a button number */ 404 int wmode; /* wheel mode button number */ 405 int mfd; /* mouse file descriptor */ 406 int cfd; /* /dev/consolectl file descriptor */ 407 int mremsfd; /* mouse remote server file descriptor */ 408 int mremcfd; /* mouse remote client file descriptor */ 409 long clickthreshold; /* double click speed in msec */ 410 long button2timeout; /* 3 button emulation timeout */ 411 mousehw_t hw; /* mouse device hardware information */ 412 mousemode_t mode; /* protocol information */ 413 float accelx; /* Acceleration in the X axis */ 414 float accely; /* Acceleration in the Y axis */ 415 float expoaccel; /* Exponential acceleration */ 416 float expoffset; /* Movement offset for exponential accel. */ 417 float remainx; /* Remainder on X and Y axis, respectively... */ 418 float remainy; /* ... to compensate for rounding errors. */ 419 int scrollthreshold; /* Movement distance before virtual scrolling */ 420 } rodent = { 421 .flags = 0, 422 .portname = NULL, 423 .rtype = MOUSE_PROTO_UNKNOWN, 424 .level = -1, 425 .baudrate = 1200, 426 .rate = 0, 427 .resolution = MOUSE_RES_UNKNOWN, 428 .zmap = { 0, 0, 0, 0 }, 429 .wmode = 0, 430 .mfd = -1, 431 .cfd = -1, 432 .mremsfd = -1, 433 .mremcfd = -1, 434 .clickthreshold = DFLT_CLICKTHRESHOLD, 435 .button2timeout = DFLT_BUTTON2TIMEOUT, 436 .accelx = 1.0, 437 .accely = 1.0, 438 .expoaccel = 1.0, 439 .expoffset = 1.0, 440 .remainx = 0.0, 441 .remainy = 0.0, 442 .scrollthreshold = DFLT_SCROLLTHRESHOLD, 443 }; 444 445 /* button status */ 446 struct button_state { 447 int count; /* 0: up, 1: single click, 2: double click,... */ 448 struct timespec ts; /* timestamp on the last button event */ 449 }; 450 static struct button_state bstate[MOUSE_MAXBUTTON]; /* button state */ 451 static struct button_state *mstate[MOUSE_MAXBUTTON];/* mapped button st.*/ 452 static struct button_state zstate[4]; /* Z/W axis state */ 453 454 /* state machine for 3 button emulation */ 455 456 #define S0 0 /* start */ 457 #define S1 1 /* button 1 delayed down */ 458 #define S2 2 /* button 3 delayed down */ 459 #define S3 3 /* both buttons down -> button 2 down */ 460 #define S4 4 /* button 1 delayed up */ 461 #define S5 5 /* button 1 down */ 462 #define S6 6 /* button 3 down */ 463 #define S7 7 /* both buttons down */ 464 #define S8 8 /* button 3 delayed up */ 465 #define S9 9 /* button 1 or 3 up after S3 */ 466 467 #define A(b1, b3) (((b1) ? 2 : 0) | ((b3) ? 1 : 0)) 468 #define A_TIMEOUT 4 469 #define S_DELAYED(st) (states[st].s[A_TIMEOUT] != (st)) 470 471 static struct { 472 int s[A_TIMEOUT + 1]; 473 int buttons; 474 int mask; 475 int timeout; 476 } states[10] = { 477 /* S0 */ 478 { { S0, S2, S1, S3, S0 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 479 /* S1 */ 480 { { S4, S2, S1, S3, S5 }, 0, ~MOUSE_BUTTON1DOWN, FALSE }, 481 /* S2 */ 482 { { S8, S2, S1, S3, S6 }, 0, ~MOUSE_BUTTON3DOWN, FALSE }, 483 /* S3 */ 484 { { S0, S9, S9, S3, S3 }, MOUSE_BUTTON2DOWN, ~0, FALSE }, 485 /* S4 */ 486 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON1DOWN, ~0, TRUE }, 487 /* S5 */ 488 { { S0, S2, S5, S7, S5 }, MOUSE_BUTTON1DOWN, ~0, FALSE }, 489 /* S6 */ 490 { { S0, S6, S1, S7, S6 }, MOUSE_BUTTON3DOWN, ~0, FALSE }, 491 /* S7 */ 492 { { S0, S6, S5, S7, S7 }, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, ~0, FALSE }, 493 /* S8 */ 494 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON3DOWN, ~0, TRUE }, 495 /* S9 */ 496 { { S0, S9, S9, S3, S9 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 497 }; 498 static int mouse_button_state; 499 static struct timespec mouse_button_state_ts; 500 static int mouse_move_delayed; 501 502 static jmp_buf env; 503 504 struct drift_xy { 505 int x; 506 int y; 507 }; 508 static int drift_distance = 4; /* max steps X+Y */ 509 static int drift_time = 500; /* in 0.5 sec */ 510 static struct timespec drift_time_ts; 511 static struct timespec drift_2time_ts; /* 2*drift_time */ 512 static int drift_after = 4000; /* 4 sec */ 513 static struct timespec drift_after_ts; 514 static int drift_terminate = FALSE; 515 static struct timespec drift_current_ts; 516 static struct timespec drift_tmp; 517 static struct timespec drift_last_activity = {0, 0}; 518 static struct timespec drift_since = {0, 0}; 519 static struct drift_xy drift_last = {0, 0}; /* steps in last drift_time */ 520 static struct drift_xy drift_previous = {0, 0}; /* steps in prev. drift_time */ 521 522 /* function prototypes */ 523 524 static void linacc(int, int, int*, int*); 525 static void expoacc(int, int, int*, int*); 526 static void moused(void); 527 static void hup(int sig); 528 static void cleanup(int sig); 529 static void pause_mouse(int sig); 530 static void usage(void); 531 static void log_or_warn(int log_pri, int errnum, const char *fmt, ...) 532 __printflike(3, 4); 533 534 static int r_identify(void); 535 static char *r_if(int type); 536 static char *r_name(int type); 537 static char *r_model(int model); 538 static void r_init(void); 539 static int r_protocol(u_char b, mousestatus_t *act); 540 static int r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans); 541 static int r_installmap(char *arg); 542 static void r_map(mousestatus_t *act1, mousestatus_t *act2); 543 static void r_timestamp(mousestatus_t *act); 544 static int r_timeout(void); 545 static void r_click(mousestatus_t *act); 546 static void setmousespeed(int old, int new, unsigned cflag); 547 548 static int pnpwakeup1(void); 549 static int pnpwakeup2(void); 550 static int pnpgets(char *buf); 551 static int pnpparse(pnpid_t *id, char *buf, int len); 552 static symtab_t *pnpproto(pnpid_t *id); 553 554 static symtab_t *gettoken(symtab_t *tab, char *s, int len); 555 static char *gettokenname(symtab_t *tab, int val); 556 557 static void mremote_serversetup(); 558 static void mremote_clientchg(int add); 559 560 static int kidspad(u_char rxc, mousestatus_t *act); 561 static int gtco_digipad(u_char, mousestatus_t *); 562 563 static int usbmodule(void); 564 565 int 566 main(int argc, char *argv[]) 567 { 568 int c; 569 int i; 570 int j; 571 int retry; 572 573 for (i = 0; i < MOUSE_MAXBUTTON; ++i) 574 mstate[i] = &bstate[i]; 575 576 while ((c = getopt(argc, argv, "3A:C:DE:F:HI:PRS:T:VU:a:cdfhi:l:m:p:r:st:w:z:")) != -1) 577 switch(c) { 578 579 case '3': 580 rodent.flags |= Emulate3Button; 581 break; 582 583 case 'E': 584 rodent.button2timeout = atoi(optarg); 585 if ((rodent.button2timeout < 0) || 586 (rodent.button2timeout > MAX_BUTTON2TIMEOUT)) { 587 warnx("invalid argument `%s'", optarg); 588 usage(); 589 } 590 break; 591 592 case 'a': 593 i = sscanf(optarg, "%f,%f", &rodent.accelx, &rodent.accely); 594 if (i == 0) { 595 warnx("invalid linear acceleration argument '%s'", optarg); 596 usage(); 597 } 598 599 if (i == 1) 600 rodent.accely = rodent.accelx; 601 602 break; 603 604 case 'A': 605 rodent.flags |= ExponentialAcc; 606 i = sscanf(optarg, "%f,%f", &rodent.expoaccel, &rodent.expoffset); 607 if (i == 0) { 608 warnx("invalid exponential acceleration argument '%s'", optarg); 609 usage(); 610 } 611 612 if (i == 1) 613 rodent.expoffset = 1.0; 614 615 break; 616 617 case 'c': 618 rodent.flags |= ChordMiddle; 619 break; 620 621 case 'd': 622 ++debug; 623 break; 624 625 case 'f': 626 nodaemon = TRUE; 627 break; 628 629 case 'i': 630 if (strcmp(optarg, "all") == 0) 631 identify = ID_ALL; 632 else if (strcmp(optarg, "port") == 0) 633 identify = ID_PORT; 634 else if (strcmp(optarg, "if") == 0) 635 identify = ID_IF; 636 else if (strcmp(optarg, "type") == 0) 637 identify = ID_TYPE; 638 else if (strcmp(optarg, "model") == 0) 639 identify = ID_MODEL; 640 else { 641 warnx("invalid argument `%s'", optarg); 642 usage(); 643 } 644 nodaemon = TRUE; 645 break; 646 647 case 'l': 648 rodent.level = atoi(optarg); 649 if ((rodent.level < 0) || (rodent.level > 4)) { 650 warnx("invalid argument `%s'", optarg); 651 usage(); 652 } 653 break; 654 655 case 'm': 656 if (!r_installmap(optarg)) { 657 warnx("invalid argument `%s'", optarg); 658 usage(); 659 } 660 break; 661 662 case 'p': 663 rodent.portname = optarg; 664 break; 665 666 case 'r': 667 if (strcmp(optarg, "high") == 0) 668 rodent.resolution = MOUSE_RES_HIGH; 669 else if (strcmp(optarg, "medium-high") == 0) 670 rodent.resolution = MOUSE_RES_HIGH; 671 else if (strcmp(optarg, "medium-low") == 0) 672 rodent.resolution = MOUSE_RES_MEDIUMLOW; 673 else if (strcmp(optarg, "low") == 0) 674 rodent.resolution = MOUSE_RES_LOW; 675 else if (strcmp(optarg, "default") == 0) 676 rodent.resolution = MOUSE_RES_DEFAULT; 677 else { 678 rodent.resolution = atoi(optarg); 679 if (rodent.resolution <= 0) { 680 warnx("invalid argument `%s'", optarg); 681 usage(); 682 } 683 } 684 break; 685 686 case 's': 687 rodent.baudrate = 9600; 688 break; 689 690 case 'w': 691 i = atoi(optarg); 692 if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { 693 warnx("invalid argument `%s'", optarg); 694 usage(); 695 } 696 rodent.wmode = 1 << (i - 1); 697 break; 698 699 case 'z': 700 if (strcmp(optarg, "x") == 0) 701 rodent.zmap[0] = MOUSE_XAXIS; 702 else if (strcmp(optarg, "y") == 0) 703 rodent.zmap[0] = MOUSE_YAXIS; 704 else { 705 i = atoi(optarg); 706 /* 707 * Use button i for negative Z axis movement and 708 * button (i + 1) for positive Z axis movement. 709 */ 710 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 711 warnx("invalid argument `%s'", optarg); 712 usage(); 713 } 714 rodent.zmap[0] = i; 715 rodent.zmap[1] = i + 1; 716 debug("optind: %d, optarg: '%s'", optind, optarg); 717 for (j = 1; j < 4; ++j) { 718 if ((optind >= argc) || !isdigit(*argv[optind])) 719 break; 720 i = atoi(argv[optind]); 721 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 722 warnx("invalid argument `%s'", argv[optind]); 723 usage(); 724 } 725 rodent.zmap[j] = i; 726 ++optind; 727 } 728 if ((rodent.zmap[2] != 0) && (rodent.zmap[3] == 0)) 729 rodent.zmap[3] = rodent.zmap[2] + 1; 730 } 731 break; 732 733 case 'C': 734 rodent.clickthreshold = atoi(optarg); 735 if ((rodent.clickthreshold < 0) || 736 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 737 warnx("invalid argument `%s'", optarg); 738 usage(); 739 } 740 break; 741 742 case 'D': 743 rodent.flags |= ClearDTR; 744 break; 745 746 case 'F': 747 rodent.rate = atoi(optarg); 748 if (rodent.rate <= 0) { 749 warnx("invalid argument `%s'", optarg); 750 usage(); 751 } 752 break; 753 754 case 'H': 755 rodent.flags |= HVirtualScroll; 756 break; 757 758 case 'I': 759 pidfile = optarg; 760 break; 761 762 case 'P': 763 rodent.flags |= NoPnP; 764 break; 765 766 case 'R': 767 rodent.flags |= ClearRTS; 768 break; 769 770 case 'S': 771 rodent.baudrate = atoi(optarg); 772 if (rodent.baudrate <= 0) { 773 warnx("invalid argument `%s'", optarg); 774 usage(); 775 } 776 debug("rodent baudrate %d", rodent.baudrate); 777 break; 778 779 case 'T': 780 drift_terminate = TRUE; 781 sscanf(optarg, "%d,%d,%d", &drift_distance, &drift_time, 782 &drift_after); 783 if (drift_distance <= 0 || drift_time <= 0 || drift_after <= 0) { 784 warnx("invalid argument `%s'", optarg); 785 usage(); 786 } 787 debug("terminate drift: distance %d, time %d, after %d", 788 drift_distance, drift_time, drift_after); 789 drift_time_ts.tv_sec = drift_time / 1000; 790 drift_time_ts.tv_nsec = (drift_time % 1000) * 1000000; 791 drift_2time_ts.tv_sec = (drift_time *= 2) / 1000; 792 drift_2time_ts.tv_nsec = (drift_time % 1000) * 1000000; 793 drift_after_ts.tv_sec = drift_after / 1000; 794 drift_after_ts.tv_nsec = (drift_after % 1000) * 1000000; 795 break; 796 797 case 't': 798 if (strcmp(optarg, "auto") == 0) { 799 rodent.rtype = MOUSE_PROTO_UNKNOWN; 800 rodent.flags &= ~NoPnP; 801 rodent.level = -1; 802 break; 803 } 804 for (i = 0; rnames[i]; i++) 805 if (strcmp(optarg, rnames[i]) == 0) { 806 rodent.rtype = i; 807 rodent.flags |= NoPnP; 808 rodent.level = (i == MOUSE_PROTO_SYSMOUSE) ? 1 : 0; 809 break; 810 } 811 if (rnames[i]) 812 break; 813 warnx("no such mouse type `%s'", optarg); 814 usage(); 815 816 case 'V': 817 rodent.flags |= VirtualScroll; 818 break; 819 case 'U': 820 rodent.scrollthreshold = atoi(optarg); 821 if (rodent.scrollthreshold < 0) { 822 warnx("invalid argument `%s'", optarg); 823 usage(); 824 } 825 break; 826 827 case 'h': 828 case '?': 829 default: 830 usage(); 831 } 832 833 /* fix Z axis mapping */ 834 for (i = 0; i < 4; ++i) { 835 if (rodent.zmap[i] > 0) { 836 for (j = 0; j < MOUSE_MAXBUTTON; ++j) { 837 if (mstate[j] == &bstate[rodent.zmap[i] - 1]) 838 mstate[j] = &zstate[i]; 839 } 840 rodent.zmap[i] = 1 << (rodent.zmap[i] - 1); 841 } 842 } 843 844 /* the default port name */ 845 switch(rodent.rtype) { 846 847 case MOUSE_PROTO_INPORT: 848 /* INPORT and BUS are the same... */ 849 rodent.rtype = MOUSE_PROTO_BUS; 850 /* FALLTHROUGH */ 851 case MOUSE_PROTO_BUS: 852 if (!rodent.portname) 853 rodent.portname = "/dev/mse0"; 854 break; 855 856 case MOUSE_PROTO_PS2: 857 if (!rodent.portname) 858 rodent.portname = "/dev/psm0"; 859 break; 860 861 default: 862 if (rodent.portname) 863 break; 864 warnx("no port name specified"); 865 usage(); 866 } 867 868 retry = 1; 869 if (strncmp(rodent.portname, "/dev/ums", 8) == 0) { 870 if (usbmodule() != 0) 871 retry = 5; 872 } 873 874 for (;;) { 875 if (setjmp(env) == 0) { 876 signal(SIGHUP, hup); 877 signal(SIGINT , cleanup); 878 signal(SIGQUIT, cleanup); 879 signal(SIGTERM, cleanup); 880 signal(SIGUSR1, pause_mouse); 881 for (i = 0; i < retry; ++i) { 882 if (i > 0) 883 sleep(2); 884 rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK); 885 if (rodent.mfd != -1 || errno != ENOENT) 886 break; 887 } 888 if (rodent.mfd == -1) 889 logerr(1, "unable to open %s", rodent.portname); 890 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 891 logwarnx("cannot determine mouse type on %s", rodent.portname); 892 close(rodent.mfd); 893 rodent.mfd = -1; 894 } 895 896 /* print some information */ 897 if (identify != ID_NONE) { 898 if (identify == ID_ALL) 899 printf("%s %s %s %s\n", 900 rodent.portname, r_if(rodent.hw.iftype), 901 r_name(rodent.rtype), r_model(rodent.hw.model)); 902 else if (identify & ID_PORT) 903 printf("%s\n", rodent.portname); 904 else if (identify & ID_IF) 905 printf("%s\n", r_if(rodent.hw.iftype)); 906 else if (identify & ID_TYPE) 907 printf("%s\n", r_name(rodent.rtype)); 908 else if (identify & ID_MODEL) 909 printf("%s\n", r_model(rodent.hw.model)); 910 exit(0); 911 } else { 912 debug("port: %s interface: %s type: %s model: %s", 913 rodent.portname, r_if(rodent.hw.iftype), 914 r_name(rodent.rtype), r_model(rodent.hw.model)); 915 } 916 917 if (rodent.mfd == -1) { 918 /* 919 * We cannot continue because of error. Exit if the 920 * program has not become a daemon. Otherwise, block 921 * until the the user corrects the problem and issues SIGHUP. 922 */ 923 if (!background) 924 exit(1); 925 sigpause(0); 926 } 927 928 r_init(); /* call init function */ 929 moused(); 930 } 931 932 if (rodent.mfd != -1) 933 close(rodent.mfd); 934 if (rodent.cfd != -1) 935 close(rodent.cfd); 936 rodent.mfd = rodent.cfd = -1; 937 } 938 /* NOT REACHED */ 939 940 exit(0); 941 } 942 943 static int 944 usbmodule(void) 945 { 946 return (kld_isloaded("uhub/ums") || kld_load("ums") != -1); 947 } 948 949 /* 950 * Function to calculate linear acceleration. 951 * 952 * If there are any rounding errors, the remainder 953 * is stored in the remainx and remainy variables 954 * and taken into account upon the next movement. 955 */ 956 957 static void 958 linacc(int dx, int dy, int *movex, int *movey) 959 { 960 float fdx, fdy; 961 962 if (dx == 0 && dy == 0) { 963 *movex = *movey = 0; 964 return; 965 } 966 fdx = dx * rodent.accelx + rodent.remainx; 967 fdy = dy * rodent.accely + rodent.remainy; 968 *movex = lround(fdx); 969 *movey = lround(fdy); 970 rodent.remainx = fdx - *movex; 971 rodent.remainy = fdy - *movey; 972 } 973 974 /* 975 * Function to calculate exponential acceleration. 976 * (Also includes linear acceleration if enabled.) 977 * 978 * In order to give a smoother behaviour, we record the four 979 * most recent non-zero movements and use their average value 980 * to calculate the acceleration. 981 */ 982 983 static void 984 expoacc(int dx, int dy, int *movex, int *movey) 985 { 986 static float lastlength[3] = {0.0, 0.0, 0.0}; 987 float fdx, fdy, length, lbase, accel; 988 989 if (dx == 0 && dy == 0) { 990 *movex = *movey = 0; 991 return; 992 } 993 fdx = dx * rodent.accelx; 994 fdy = dy * rodent.accely; 995 length = sqrtf((fdx * fdx) + (fdy * fdy)); /* Pythagoras */ 996 length = (length + lastlength[0] + lastlength[1] + lastlength[2]) / 4; 997 lbase = length / rodent.expoffset; 998 accel = powf(lbase, rodent.expoaccel) / lbase; 999 fdx = fdx * accel + rodent.remainx; 1000 fdy = fdy * accel + rodent.remainy; 1001 *movex = lroundf(fdx); 1002 *movey = lroundf(fdy); 1003 rodent.remainx = fdx - *movex; 1004 rodent.remainy = fdy - *movey; 1005 lastlength[2] = lastlength[1]; 1006 lastlength[1] = lastlength[0]; 1007 lastlength[0] = length; /* Insert new average, not original length! */ 1008 } 1009 1010 static void 1011 moused(void) 1012 { 1013 struct mouse_info mouse; 1014 mousestatus_t action0; /* original mouse action */ 1015 mousestatus_t action; /* interrim buffer */ 1016 mousestatus_t action2; /* mapped action */ 1017 struct timeval timeout; 1018 fd_set fds; 1019 u_char b; 1020 pid_t mpid; 1021 int flags; 1022 int c; 1023 int i; 1024 1025 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 1026 logerr(1, "cannot open /dev/consolectl"); 1027 1028 if (!nodaemon && !background) { 1029 pfh = pidfile_open(pidfile, 0600, &mpid); 1030 if (pfh == NULL) { 1031 if (errno == EEXIST) 1032 logerrx(1, "moused already running, pid: %d", mpid); 1033 logwarn("cannot open pid file"); 1034 } 1035 if (daemon(0, 0)) { 1036 int saved_errno = errno; 1037 pidfile_remove(pfh); 1038 errno = saved_errno; 1039 logerr(1, "failed to become a daemon"); 1040 } else { 1041 background = TRUE; 1042 pidfile_write(pfh); 1043 } 1044 } 1045 1046 /* clear mouse data */ 1047 bzero(&action0, sizeof(action0)); 1048 bzero(&action, sizeof(action)); 1049 bzero(&action2, sizeof(action2)); 1050 bzero(&mouse, sizeof(mouse)); 1051 mouse_button_state = S0; 1052 clock_gettime(CLOCK_MONOTONIC_FAST, &mouse_button_state_ts); 1053 mouse_move_delayed = 0; 1054 for (i = 0; i < MOUSE_MAXBUTTON; ++i) { 1055 bstate[i].count = 0; 1056 bstate[i].ts = mouse_button_state_ts; 1057 } 1058 for (i = 0; i < sizeof(zstate)/sizeof(zstate[0]); ++i) { 1059 zstate[i].count = 0; 1060 zstate[i].ts = mouse_button_state_ts; 1061 } 1062 1063 /* choose which ioctl command to use */ 1064 mouse.operation = MOUSE_MOTION_EVENT; 1065 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 1066 1067 /* process mouse data */ 1068 timeout.tv_sec = 0; 1069 timeout.tv_usec = 20000; /* 20 msec */ 1070 for (;;) { 1071 1072 FD_ZERO(&fds); 1073 FD_SET(rodent.mfd, &fds); 1074 if (rodent.mremsfd >= 0) 1075 FD_SET(rodent.mremsfd, &fds); 1076 if (rodent.mremcfd >= 0) 1077 FD_SET(rodent.mremcfd, &fds); 1078 1079 c = select(FD_SETSIZE, &fds, NULL, NULL, 1080 (rodent.flags & Emulate3Button) ? &timeout : NULL); 1081 if (c < 0) { /* error */ 1082 logwarn("failed to read from mouse"); 1083 continue; 1084 } else if (c == 0) { /* timeout */ 1085 /* assert(rodent.flags & Emulate3Button) */ 1086 action0.button = action0.obutton; 1087 action0.dx = action0.dy = action0.dz = 0; 1088 action0.flags = flags = 0; 1089 if (r_timeout() && r_statetrans(&action0, &action, A_TIMEOUT)) { 1090 if (debug > 2) 1091 debug("flags:%08x buttons:%08x obuttons:%08x", 1092 action.flags, action.button, action.obutton); 1093 } else { 1094 action0.obutton = action0.button; 1095 continue; 1096 } 1097 } else { 1098 /* MouseRemote client connect/disconnect */ 1099 if ((rodent.mremsfd >= 0) && FD_ISSET(rodent.mremsfd, &fds)) { 1100 mremote_clientchg(TRUE); 1101 continue; 1102 } 1103 if ((rodent.mremcfd >= 0) && FD_ISSET(rodent.mremcfd, &fds)) { 1104 mremote_clientchg(FALSE); 1105 continue; 1106 } 1107 /* mouse movement */ 1108 if (read(rodent.mfd, &b, 1) == -1) { 1109 if (errno == EWOULDBLOCK) 1110 continue; 1111 else 1112 return; 1113 } 1114 if ((flags = r_protocol(b, &action0)) == 0) 1115 continue; 1116 1117 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1118 /* Allow middle button drags to scroll up and down */ 1119 if (action0.button == MOUSE_BUTTON2DOWN) { 1120 if (scroll_state == SCROLL_NOTSCROLLING) { 1121 scroll_state = SCROLL_PREPARE; 1122 debug("PREPARING TO SCROLL"); 1123 } 1124 debug("[BUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1125 action.flags, action.button, action.obutton); 1126 } else { 1127 debug("[NOTBUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1128 action.flags, action.button, action.obutton); 1129 1130 /* This isn't a middle button down... move along... */ 1131 if (scroll_state == SCROLL_SCROLLING) { 1132 /* 1133 * We were scrolling, someone let go of button 2. 1134 * Now turn autoscroll off. 1135 */ 1136 scroll_state = SCROLL_NOTSCROLLING; 1137 debug("DONE WITH SCROLLING / %d", scroll_state); 1138 } else if (scroll_state == SCROLL_PREPARE) { 1139 mousestatus_t newaction = action0; 1140 1141 /* We were preparing to scroll, but we never moved... */ 1142 r_timestamp(&action0); 1143 r_statetrans(&action0, &newaction, 1144 A(newaction.button & MOUSE_BUTTON1DOWN, 1145 action0.button & MOUSE_BUTTON3DOWN)); 1146 1147 /* Send middle down */ 1148 newaction.button = MOUSE_BUTTON2DOWN; 1149 r_click(&newaction); 1150 1151 /* Send middle up */ 1152 r_timestamp(&newaction); 1153 newaction.obutton = newaction.button; 1154 newaction.button = action0.button; 1155 r_click(&newaction); 1156 } 1157 } 1158 } 1159 1160 r_timestamp(&action0); 1161 r_statetrans(&action0, &action, 1162 A(action0.button & MOUSE_BUTTON1DOWN, 1163 action0.button & MOUSE_BUTTON3DOWN)); 1164 debug("flags:%08x buttons:%08x obuttons:%08x", action.flags, 1165 action.button, action.obutton); 1166 } 1167 action0.obutton = action0.button; 1168 flags &= MOUSE_POSCHANGED; 1169 flags |= action.obutton ^ action.button; 1170 action.flags = flags; 1171 1172 if (flags) { /* handler detected action */ 1173 r_map(&action, &action2); 1174 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1175 action2.button, action2.dx, action2.dy, action2.dz); 1176 1177 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1178 /* 1179 * If *only* the middle button is pressed AND we are moving 1180 * the stick/trackpoint/nipple, scroll! 1181 */ 1182 if (scroll_state == SCROLL_PREPARE) { 1183 /* Ok, Set we're really scrolling now.... */ 1184 if (action2.dy || action2.dx) 1185 scroll_state = SCROLL_SCROLLING; 1186 } 1187 if (scroll_state == SCROLL_SCROLLING) { 1188 if (rodent.flags & VirtualScroll) { 1189 scroll_movement += action2.dy; 1190 debug("SCROLL: %d", scroll_movement); 1191 1192 if (scroll_movement < -rodent.scrollthreshold) { 1193 /* Scroll down */ 1194 action2.dz = -1; 1195 scroll_movement = 0; 1196 } 1197 else if (scroll_movement > rodent.scrollthreshold) { 1198 /* Scroll up */ 1199 action2.dz = 1; 1200 scroll_movement = 0; 1201 } 1202 } 1203 if (rodent.flags & HVirtualScroll) { 1204 hscroll_movement += action2.dx; 1205 debug("HORIZONTAL SCROLL: %d", hscroll_movement); 1206 1207 if (hscroll_movement < -rodent.scrollthreshold) { 1208 action2.dz = -2; 1209 hscroll_movement = 0; 1210 } 1211 else if (hscroll_movement > rodent.scrollthreshold) { 1212 action2.dz = 2; 1213 hscroll_movement = 0; 1214 } 1215 } 1216 1217 /* Don't move while scrolling */ 1218 action2.dx = action2.dy = 0; 1219 } 1220 } 1221 1222 if (drift_terminate) { 1223 if (flags != MOUSE_POSCHANGED || action.dz || action2.dz) 1224 drift_last_activity = drift_current_ts; 1225 else { 1226 /* X or/and Y movement only - possibly drift */ 1227 tssub(&drift_current_ts, &drift_last_activity, &drift_tmp); 1228 if (tscmp(&drift_tmp, &drift_after_ts, >)) { 1229 tssub(&drift_current_ts, &drift_since, &drift_tmp); 1230 if (tscmp(&drift_tmp, &drift_time_ts, <)) { 1231 drift_last.x += action2.dx; 1232 drift_last.y += action2.dy; 1233 } else { 1234 /* discard old accumulated steps (drift) */ 1235 if (tscmp(&drift_tmp, &drift_2time_ts, >)) 1236 drift_previous.x = drift_previous.y = 0; 1237 else 1238 drift_previous = drift_last; 1239 drift_last.x = action2.dx; 1240 drift_last.y = action2.dy; 1241 drift_since = drift_current_ts; 1242 } 1243 if (abs(drift_last.x) + abs(drift_last.y) 1244 > drift_distance) { 1245 /* real movement, pass all accumulated steps */ 1246 action2.dx = drift_previous.x + drift_last.x; 1247 action2.dy = drift_previous.y + drift_last.y; 1248 /* and reset accumulators */ 1249 tsclr(&drift_since); 1250 drift_last.x = drift_last.y = 0; 1251 /* drift_previous will be cleared at next movement*/ 1252 drift_last_activity = drift_current_ts; 1253 } else { 1254 continue; /* don't pass current movement to 1255 * console driver */ 1256 } 1257 } 1258 } 1259 } 1260 1261 if (extioctl) { 1262 /* Defer clicks until we aren't VirtualScroll'ing. */ 1263 if (scroll_state == SCROLL_NOTSCROLLING) 1264 r_click(&action2); 1265 1266 if (action2.flags & MOUSE_POSCHANGED) { 1267 mouse.operation = MOUSE_MOTION_EVENT; 1268 mouse.u.data.buttons = action2.button; 1269 if (rodent.flags & ExponentialAcc) { 1270 expoacc(action2.dx, action2.dy, 1271 &mouse.u.data.x, &mouse.u.data.y); 1272 } 1273 else { 1274 linacc(action2.dx, action2.dy, 1275 &mouse.u.data.x, &mouse.u.data.y); 1276 } 1277 mouse.u.data.z = action2.dz; 1278 if (debug < 2) 1279 if (!paused) 1280 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1281 } 1282 } else { 1283 mouse.operation = MOUSE_ACTION; 1284 mouse.u.data.buttons = action2.button; 1285 if (rodent.flags & ExponentialAcc) { 1286 expoacc(action2.dx, action2.dy, 1287 &mouse.u.data.x, &mouse.u.data.y); 1288 } 1289 else { 1290 linacc(action2.dx, action2.dy, 1291 &mouse.u.data.x, &mouse.u.data.y); 1292 } 1293 mouse.u.data.z = action2.dz; 1294 if (debug < 2) 1295 if (!paused) 1296 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1297 } 1298 1299 /* 1300 * If the Z axis movement is mapped to an imaginary physical 1301 * button, we need to cook up a corresponding button `up' event 1302 * after sending a button `down' event. 1303 */ 1304 if ((rodent.zmap[0] > 0) && (action.dz != 0)) { 1305 action.obutton = action.button; 1306 action.dx = action.dy = action.dz = 0; 1307 r_map(&action, &action2); 1308 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1309 action2.button, action2.dx, action2.dy, action2.dz); 1310 1311 if (extioctl) { 1312 r_click(&action2); 1313 } else { 1314 mouse.operation = MOUSE_ACTION; 1315 mouse.u.data.buttons = action2.button; 1316 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 1317 if (debug < 2) 1318 if (!paused) 1319 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1320 } 1321 } 1322 } 1323 } 1324 /* NOT REACHED */ 1325 } 1326 1327 static void 1328 hup(int sig) 1329 { 1330 longjmp(env, 1); 1331 } 1332 1333 static void 1334 cleanup(int sig) 1335 { 1336 if (rodent.rtype == MOUSE_PROTO_X10MOUSEREM) 1337 unlink(_PATH_MOUSEREMOTE); 1338 exit(0); 1339 } 1340 1341 static void 1342 pause_mouse(int sig) 1343 { 1344 paused = !paused; 1345 } 1346 1347 /** 1348 ** usage 1349 ** 1350 ** Complain, and free the CPU for more worthy tasks 1351 **/ 1352 static void 1353 usage(void) 1354 { 1355 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n", 1356 "usage: moused [-DRcdfs] [-I file] [-F rate] [-r resolution] [-S baudrate]", 1357 " [-VH [-U threshold]] [-a X[,Y]] [-C threshold] [-m N=M] [-w N]", 1358 " [-z N] [-t <mousetype>] [-l level] [-3 [-E timeout]]", 1359 " [-T distance[,time[,after]]] -p <port>", 1360 " moused [-d] -i <port|if|type|model|all> -p <port>"); 1361 exit(1); 1362 } 1363 1364 /* 1365 * Output an error message to syslog or stderr as appropriate. If 1366 * `errnum' is non-zero, append its string form to the message. 1367 */ 1368 static void 1369 log_or_warn(int log_pri, int errnum, const char *fmt, ...) 1370 { 1371 va_list ap; 1372 char buf[256]; 1373 1374 va_start(ap, fmt); 1375 vsnprintf(buf, sizeof(buf), fmt, ap); 1376 va_end(ap); 1377 if (errnum) { 1378 strlcat(buf, ": ", sizeof(buf)); 1379 strlcat(buf, strerror(errnum), sizeof(buf)); 1380 } 1381 1382 if (background) 1383 syslog(log_pri, "%s", buf); 1384 else 1385 warnx("%s", buf); 1386 } 1387 1388 /** 1389 ** Mouse interface code, courtesy of XFree86 3.1.2. 1390 ** 1391 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 1392 ** to clean, reformat and rationalise naming, it's quite possible that 1393 ** some things in here have been broken. 1394 ** 1395 ** I hope not 8) 1396 ** 1397 ** The following code is derived from a module marked : 1398 **/ 1399 1400 /* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 1401 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 1402 17:03:40 dawes Exp $ */ 1403 /* 1404 * 1405 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 1406 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1407 * 1408 * Permission to use, copy, modify, distribute, and sell this software and its 1409 * documentation for any purpose is hereby granted without fee, provided that 1410 * the above copyright notice appear in all copies and that both that 1411 * copyright notice and this permission notice appear in supporting 1412 * documentation, and that the names of Thomas Roell and David Dawes not be 1413 * used in advertising or publicity pertaining to distribution of the 1414 * software without specific, written prior permission. Thomas Roell 1415 * and David Dawes makes no representations about the suitability of this 1416 * software for any purpose. It is provided "as is" without express or 1417 * implied warranty. 1418 * 1419 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 1420 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1421 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 1422 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1423 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1424 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1425 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1426 * 1427 */ 1428 1429 /** 1430 ** GlidePoint support from XFree86 3.2. 1431 ** Derived from the module: 1432 **/ 1433 1434 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 1435 /* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 1436 1437 /* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 1438 static unsigned char proto[][7] = { 1439 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 1440 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 1441 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 1442 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 1443 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 1444 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ 1445 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 1446 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 1447 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 1448 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 1449 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 1450 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 1451 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 1452 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 1453 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* X10 MouseRem */ 1454 { 0x80, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* KIDSPAD */ 1455 { 0xc3, 0xc0, 0x00, 0x00, 6, 0x00, 0xff }, /* VersaPad */ 1456 { 0x00, 0x00, 0x00, 0x00, 1, 0x00, 0xff }, /* JogDial */ 1457 #if notyet 1458 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 1459 #endif 1460 }; 1461 static unsigned char cur_proto[7]; 1462 1463 static int 1464 r_identify(void) 1465 { 1466 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 1467 pnpid_t pnpid; 1468 symtab_t *t; 1469 int level; 1470 int len; 1471 1472 /* set the driver operation level, if applicable */ 1473 if (rodent.level < 0) 1474 rodent.level = 1; 1475 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 1476 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 1477 1478 /* 1479 * Interrogate the driver and get some intelligence on the device... 1480 * The following ioctl functions are not always supported by device 1481 * drivers. When the driver doesn't support them, we just trust the 1482 * user to supply valid information. 1483 */ 1484 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 1485 rodent.hw.model = MOUSE_MODEL_GENERIC; 1486 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 1487 1488 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1489 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1490 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1491 rodent.mode.rate = -1; 1492 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 1493 rodent.mode.accelfactor = 0; 1494 rodent.mode.level = 0; 1495 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 1496 if ((rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) 1497 || (rodent.mode.protocol >= sizeof(proto)/sizeof(proto[0]))) { 1498 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 1499 return MOUSE_PROTO_UNKNOWN; 1500 } else { 1501 /* INPORT and BUS are the same... */ 1502 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1503 rodent.mode.protocol = MOUSE_PROTO_BUS; 1504 if (rodent.mode.protocol != rodent.rtype) { 1505 /* Hmm, the driver doesn't agree with the user... */ 1506 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1507 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1508 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1509 r_name(rodent.mode.protocol)); 1510 rodent.rtype = rodent.mode.protocol; 1511 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1512 } 1513 } 1514 cur_proto[4] = rodent.mode.packetsize; 1515 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 1516 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 1517 } 1518 1519 /* maybe this is a PnP mouse... */ 1520 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 1521 1522 if (rodent.flags & NoPnP) 1523 return rodent.rtype; 1524 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 1525 return rodent.rtype; 1526 1527 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 1528 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 1529 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 1530 pnpid.ndescription, pnpid.ndescription, pnpid.description); 1531 1532 /* we have a valid PnP serial device ID */ 1533 rodent.hw.iftype = MOUSE_IF_SERIAL; 1534 t = pnpproto(&pnpid); 1535 if (t != NULL) { 1536 rodent.mode.protocol = t->val; 1537 rodent.hw.model = t->val2; 1538 } else { 1539 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1540 } 1541 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1542 rodent.mode.protocol = MOUSE_PROTO_BUS; 1543 1544 /* make final adjustment */ 1545 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 1546 if (rodent.mode.protocol != rodent.rtype) { 1547 /* Hmm, the device doesn't agree with the user... */ 1548 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1549 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1550 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1551 r_name(rodent.mode.protocol)); 1552 rodent.rtype = rodent.mode.protocol; 1553 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1554 } 1555 } 1556 } 1557 1558 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 1559 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 1560 cur_proto[4], cur_proto[5], cur_proto[6]); 1561 1562 return rodent.rtype; 1563 } 1564 1565 static char * 1566 r_if(int iftype) 1567 { 1568 char *s; 1569 1570 s = gettokenname(rifs, iftype); 1571 return (s == NULL) ? "unknown" : s; 1572 } 1573 1574 static char * 1575 r_name(int type) 1576 { 1577 return ((type == MOUSE_PROTO_UNKNOWN) 1578 || (type > sizeof(rnames)/sizeof(rnames[0]) - 1)) 1579 ? "unknown" : rnames[type]; 1580 } 1581 1582 static char * 1583 r_model(int model) 1584 { 1585 char *s; 1586 1587 s = gettokenname(rmodels, model); 1588 return (s == NULL) ? "unknown" : s; 1589 } 1590 1591 static void 1592 r_init(void) 1593 { 1594 unsigned char buf[16]; /* scrach buffer */ 1595 fd_set fds; 1596 char *s; 1597 char c; 1598 int i; 1599 1600 /** 1601 ** This comment is a little out of context here, but it contains 1602 ** some useful information... 1603 ******************************************************************** 1604 ** 1605 ** The following lines take care of the Logitech MouseMan protocols. 1606 ** 1607 ** NOTE: There are different versions of both MouseMan and TrackMan! 1608 ** Hence I add another protocol P_LOGIMAN, which the user can 1609 ** specify as MouseMan in his XF86Config file. This entry was 1610 ** formerly handled as a special case of P_MS. However, people 1611 ** who don't have the middle button problem, can still specify 1612 ** Microsoft and use P_MS. 1613 ** 1614 ** By default, these mice should use a 3 byte Microsoft protocol 1615 ** plus a 4th byte for the middle button. However, the mouse might 1616 ** have switched to a different protocol before we use it, so I send 1617 ** the proper sequence just in case. 1618 ** 1619 ** NOTE: - all commands to (at least the European) MouseMan have to 1620 ** be sent at 1200 Baud. 1621 ** - each command starts with a '*'. 1622 ** - whenever the MouseMan receives a '*', it will switch back 1623 ** to 1200 Baud. Hence I have to select the desired protocol 1624 ** first, then select the baud rate. 1625 ** 1626 ** The protocols supported by the (European) MouseMan are: 1627 ** - 5 byte packed binary protocol, as with the Mouse Systems 1628 ** mouse. Selected by sequence "*U". 1629 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 1630 ** by sequence "*V". 1631 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 1632 ** Selected by sequence "*X". 1633 ** 1634 ** The following baud rates are supported: 1635 ** - 1200 Baud (default). Selected by sequence "*n". 1636 ** - 9600 Baud. Selected by sequence "*q". 1637 ** 1638 ** Selecting a sample rate is no longer supported with the MouseMan! 1639 ** Some additional lines in xf86Config.c take care of ill configured 1640 ** baud rates and sample rates. (The user will get an error.) 1641 */ 1642 1643 switch (rodent.rtype) { 1644 1645 case MOUSE_PROTO_LOGI: 1646 /* 1647 * The baud rate selection command must be sent at the current 1648 * baud rate; try all likely settings 1649 */ 1650 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1651 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 1652 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 1653 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1654 /* select MM series data format */ 1655 write(rodent.mfd, "S", 1); 1656 setmousespeed(rodent.baudrate, rodent.baudrate, 1657 rodentcflags[MOUSE_PROTO_MM]); 1658 /* select report rate/frequency */ 1659 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1660 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1661 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1662 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1663 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1664 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1665 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1666 else write(rodent.mfd, "N", 1); 1667 break; 1668 1669 case MOUSE_PROTO_LOGIMOUSEMAN: 1670 /* The command must always be sent at 1200 baud */ 1671 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1672 write(rodent.mfd, "*X", 2); 1673 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1674 break; 1675 1676 case MOUSE_PROTO_HITTAB: 1677 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1678 1679 /* 1680 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1681 * The tablet must be configured to be in MM mode, NO parity, 1682 * Binary Format. xf86Info.sampleRate controls the sensativity 1683 * of the tablet. We only use this tablet for it's 4-button puck 1684 * so we don't run in "Absolute Mode" 1685 */ 1686 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1687 usleep(50000); 1688 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1689 usleep(50000); 1690 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1691 usleep(50000); 1692 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1693 usleep(50000); 1694 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1695 usleep(50000); 1696 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1697 usleep(50000); 1698 1699 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1700 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1701 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1702 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1703 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1704 else if (rodent.resolution <= 40) c = 'g'; 1705 else if (rodent.resolution <= 100) c = 'd'; 1706 else if (rodent.resolution <= 200) c = 'e'; 1707 else if (rodent.resolution <= 500) c = 'h'; 1708 else if (rodent.resolution <= 1000) c = 'j'; 1709 else c = 'd'; 1710 write(rodent.mfd, &c, 1); 1711 usleep(50000); 1712 1713 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1714 break; 1715 1716 case MOUSE_PROTO_THINK: 1717 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1718 /* the PnP ID string may be sent again, discard it */ 1719 usleep(200000); 1720 i = FREAD; 1721 ioctl(rodent.mfd, TIOCFLUSH, &i); 1722 /* send the command to initialize the beast */ 1723 for (s = "E5E5"; *s; ++s) { 1724 write(rodent.mfd, s, 1); 1725 FD_ZERO(&fds); 1726 FD_SET(rodent.mfd, &fds); 1727 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1728 break; 1729 read(rodent.mfd, &c, 1); 1730 debug("%c", c); 1731 if (c != *s) 1732 break; 1733 } 1734 break; 1735 1736 case MOUSE_PROTO_JOGDIAL: 1737 break; 1738 case MOUSE_PROTO_MSC: 1739 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1740 if (rodent.flags & ClearDTR) { 1741 i = TIOCM_DTR; 1742 ioctl(rodent.mfd, TIOCMBIC, &i); 1743 } 1744 if (rodent.flags & ClearRTS) { 1745 i = TIOCM_RTS; 1746 ioctl(rodent.mfd, TIOCMBIC, &i); 1747 } 1748 break; 1749 1750 case MOUSE_PROTO_SYSMOUSE: 1751 if (rodent.hw.iftype == MOUSE_IF_SYSMOUSE) 1752 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1753 /* FALLTHROUGH */ 1754 1755 case MOUSE_PROTO_BUS: 1756 case MOUSE_PROTO_INPORT: 1757 case MOUSE_PROTO_PS2: 1758 if (rodent.rate >= 0) 1759 rodent.mode.rate = rodent.rate; 1760 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1761 rodent.mode.resolution = rodent.resolution; 1762 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1763 break; 1764 1765 case MOUSE_PROTO_X10MOUSEREM: 1766 mremote_serversetup(); 1767 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1768 break; 1769 1770 1771 case MOUSE_PROTO_VERSAPAD: 1772 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec */ 1773 i = FREAD; 1774 ioctl(rodent.mfd, TIOCFLUSH, &i); 1775 for (i = 0; i < 7; ++i) { 1776 FD_ZERO(&fds); 1777 FD_SET(rodent.mfd, &fds); 1778 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1779 break; 1780 read(rodent.mfd, &c, 1); 1781 buf[i] = c; 1782 } 1783 debug("%s\n", buf); 1784 if ((buf[0] != 'V') || (buf[1] != 'P')|| (buf[7] != '\r')) 1785 break; 1786 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1787 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec again */ 1788 for (i = 0; i < 7; ++i) { 1789 FD_ZERO(&fds); 1790 FD_SET(rodent.mfd, &fds); 1791 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1792 break; 1793 read(rodent.mfd, &c, 1); 1794 debug("%c", c); 1795 if (c != buf[i]) 1796 break; 1797 } 1798 i = FREAD; 1799 ioctl(rodent.mfd, TIOCFLUSH, &i); 1800 break; 1801 1802 default: 1803 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1804 break; 1805 } 1806 } 1807 1808 static int 1809 r_protocol(u_char rBuf, mousestatus_t *act) 1810 { 1811 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1812 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1813 IntelliMouse, Thinking Mouse */ 1814 0, 1815 MOUSE_BUTTON3DOWN, 1816 MOUSE_BUTTON1DOWN, 1817 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1818 }; 1819 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1820 Thinking Mouse */ 1821 0, 1822 MOUSE_BUTTON4DOWN, 1823 MOUSE_BUTTON2DOWN, 1824 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1825 }; 1826 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1827 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1828 MouseMan+ */ 1829 0, 1830 MOUSE_BUTTON2DOWN, 1831 MOUSE_BUTTON4DOWN, 1832 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1833 }; 1834 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1835 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1836 Bus, sysmouse */ 1837 0, 1838 MOUSE_BUTTON3DOWN, 1839 MOUSE_BUTTON2DOWN, 1840 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1841 MOUSE_BUTTON1DOWN, 1842 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1843 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1844 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1845 }; 1846 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1847 static int butmapps2[8] = { /* PS/2 */ 1848 0, 1849 MOUSE_BUTTON1DOWN, 1850 MOUSE_BUTTON3DOWN, 1851 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1852 MOUSE_BUTTON2DOWN, 1853 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1854 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1855 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1856 }; 1857 /* for Hitachi tablet */ 1858 static int butmaphit[8] = { /* MM HitTablet */ 1859 0, 1860 MOUSE_BUTTON3DOWN, 1861 MOUSE_BUTTON2DOWN, 1862 MOUSE_BUTTON1DOWN, 1863 MOUSE_BUTTON4DOWN, 1864 MOUSE_BUTTON5DOWN, 1865 MOUSE_BUTTON6DOWN, 1866 MOUSE_BUTTON7DOWN, 1867 }; 1868 /* for serial VersaPad */ 1869 static int butmapversa[8] = { /* VersaPad */ 1870 0, 1871 0, 1872 MOUSE_BUTTON3DOWN, 1873 MOUSE_BUTTON3DOWN, 1874 MOUSE_BUTTON1DOWN, 1875 MOUSE_BUTTON1DOWN, 1876 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1877 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1878 }; 1879 /* for PS/2 VersaPad */ 1880 static int butmapversaps2[8] = { /* VersaPad */ 1881 0, 1882 MOUSE_BUTTON3DOWN, 1883 0, 1884 MOUSE_BUTTON3DOWN, 1885 MOUSE_BUTTON1DOWN, 1886 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1887 MOUSE_BUTTON1DOWN, 1888 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1889 }; 1890 static int pBufP = 0; 1891 static unsigned char pBuf[8]; 1892 static int prev_x, prev_y; 1893 static int on = FALSE; 1894 int x, y; 1895 1896 debug("received char 0x%x",(int)rBuf); 1897 if (rodent.rtype == MOUSE_PROTO_KIDSPAD) 1898 return kidspad(rBuf, act) ; 1899 if (rodent.rtype == MOUSE_PROTO_GTCO_DIGIPAD) 1900 return gtco_digipad(rBuf, act); 1901 1902 /* 1903 * Hack for resyncing: We check here for a package that is: 1904 * a) illegal (detected by wrong data-package header) 1905 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1906 * c) bad header-package 1907 * 1908 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1909 * -128 are allowed, but since they are very seldom we can easily 1910 * use them as package-header with no button pressed. 1911 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1912 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1913 * checking data bytes. 1914 * For resyncing a PS/2 mouse we require the two most significant 1915 * bits in the header byte to be 0. These are the overflow bits, 1916 * and in case of an overflow we actually lose sync. Overflows 1917 * are very rare, however, and we quickly gain sync again after 1918 * an overflow condition. This is the best we can do. (Actually, 1919 * we could use bit 0x08 in the header byte for resyncing, since 1920 * that bit is supposed to be always on, but nobody told 1921 * Microsoft...) 1922 */ 1923 1924 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1925 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1926 { 1927 pBufP = 0; /* skip package */ 1928 } 1929 1930 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1931 return 0; 1932 1933 /* is there an extra data byte? */ 1934 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1935 { 1936 /* 1937 * Hack for Logitech MouseMan Mouse - Middle button 1938 * 1939 * Unfortunately this mouse has variable length packets: the standard 1940 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1941 * middle button status changes. 1942 * 1943 * We have already processed the standard packet with the movement 1944 * and button info. Now post an event message with the old status 1945 * of the left and right buttons and the updated middle button. 1946 */ 1947 1948 /* 1949 * Even worse, different MouseMen and TrackMen differ in the 4th 1950 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1951 * 0x02/0x22, so I have to strip off the lower bits. 1952 * 1953 * [JCH-96/01/21] 1954 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1955 * and it is activated by tapping the glidepad with the finger! 8^) 1956 * We map it to bit bit3, and the reverse map in xf86Events just has 1957 * to be extended so that it is identified as Button 4. The lower 1958 * half of the reverse-map may remain unchanged. 1959 */ 1960 1961 /* 1962 * [KY-97/08/03] 1963 * Receive the fourth byte only when preceding three bytes have 1964 * been detected (pBufP >= cur_proto[4]). In the previous 1965 * versions, the test was pBufP == 0; thus, we may have mistakingly 1966 * received a byte even if we didn't see anything preceding 1967 * the byte. 1968 */ 1969 1970 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1971 pBufP = 0; 1972 return 0; 1973 } 1974 1975 switch (rodent.rtype) { 1976 #if notyet 1977 case MOUSE_PROTO_MARIQUA: 1978 /* 1979 * This mouse has 16! buttons in addition to the standard 1980 * three of them. They return 0x10 though 0x1f in the 1981 * so-called `ten key' mode and 0x30 though 0x3f in the 1982 * `function key' mode. As there are only 31 bits for 1983 * button state (including the standard three), we ignore 1984 * the bit 0x20 and don't distinguish the two modes. 1985 */ 1986 act->dx = act->dy = act->dz = 0; 1987 act->obutton = act->button; 1988 rBuf &= 0x1f; 1989 act->button = (1 << (rBuf - 13)) 1990 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1991 /* 1992 * FIXME: this is a button "down" event. There needs to be 1993 * a corresponding button "up" event... XXX 1994 */ 1995 break; 1996 #endif /* notyet */ 1997 case MOUSE_PROTO_JOGDIAL: 1998 break; 1999 2000 /* 2001 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 2002 * always send the fourth byte, whereas the fourth byte is 2003 * optional for GlidePoint and ThinkingMouse. The fourth byte 2004 * is also optional for MouseMan+ and FirstMouse+ in their 2005 * native mode. It is always sent if they are in the IntelliMouse 2006 * compatible mode. 2007 */ 2008 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 2009 MouseMan+ */ 2010 act->dx = act->dy = 0; 2011 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 2012 if ((act->dz >= 7) || (act->dz <= -7)) 2013 act->dz = 0; 2014 act->obutton = act->button; 2015 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 2016 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 2017 break; 2018 2019 default: 2020 act->dx = act->dy = act->dz = 0; 2021 act->obutton = act->button; 2022 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 2023 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 2024 break; 2025 } 2026 2027 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2028 | (act->obutton ^ act->button); 2029 pBufP = 0; 2030 return act->flags; 2031 } 2032 2033 if (pBufP >= cur_proto[4]) 2034 pBufP = 0; 2035 pBuf[pBufP++] = rBuf; 2036 if (pBufP != cur_proto[4]) 2037 return 0; 2038 2039 /* 2040 * assembly full package 2041 */ 2042 2043 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 2044 cur_proto[4], 2045 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 2046 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 2047 2048 act->dz = 0; 2049 act->obutton = act->button; 2050 switch (rodent.rtype) 2051 { 2052 case MOUSE_PROTO_MS: /* Microsoft */ 2053 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 2054 case MOUSE_PROTO_X10MOUSEREM: /* X10 MouseRemote */ 2055 act->button = act->obutton & MOUSE_BUTTON4DOWN; 2056 if (rodent.flags & ChordMiddle) 2057 act->button |= ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 2058 ? MOUSE_BUTTON2DOWN 2059 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2060 else 2061 act->button |= (act->obutton & MOUSE_BUTTON2DOWN) 2062 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2063 2064 /* Send X10 btn events to remote client (ensure -128-+127 range) */ 2065 if ((rodent.rtype == MOUSE_PROTO_X10MOUSEREM) && 2066 ((pBuf[0] & 0xFC) == 0x44) && (pBuf[2] == 0x3F)) { 2067 if (rodent.mremcfd >= 0) { 2068 unsigned char key = (signed char)(((pBuf[0] & 0x03) << 6) | 2069 (pBuf[1] & 0x3F)); 2070 write(rodent.mremcfd, &key, 1); 2071 } 2072 return 0; 2073 } 2074 2075 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 2076 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 2077 break; 2078 2079 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 2080 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 2081 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 2082 MouseMan+ */ 2083 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 2084 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 2085 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 2086 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 2087 break; 2088 2089 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 2090 #if notyet 2091 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 2092 #endif 2093 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 2094 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2095 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2096 break; 2097 2098 case MOUSE_PROTO_JOGDIAL: /* JogDial */ 2099 if (rBuf == 0x6c) 2100 act->dz = -1; 2101 if (rBuf == 0x72) 2102 act->dz = 1; 2103 if (rBuf == 0x64) 2104 act->button = MOUSE_BUTTON1DOWN; 2105 if (rBuf == 0x75) 2106 act->button = 0; 2107 break; 2108 2109 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 2110 act->button = butmaphit[pBuf[0] & 0x07]; 2111 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2112 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2113 break; 2114 2115 case MOUSE_PROTO_MM: /* MM Series */ 2116 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 2117 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 2118 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2119 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2120 break; 2121 2122 case MOUSE_PROTO_VERSAPAD: /* VersaPad */ 2123 act->button = butmapversa[(pBuf[0] & MOUSE_VERSA_BUTTONS) >> 3]; 2124 act->button |= (pBuf[0] & MOUSE_VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2125 act->dx = act->dy = 0; 2126 if (!(pBuf[0] & MOUSE_VERSA_IN_USE)) { 2127 on = FALSE; 2128 break; 2129 } 2130 x = (pBuf[2] << 6) | pBuf[1]; 2131 if (x & 0x800) 2132 x -= 0x1000; 2133 y = (pBuf[4] << 6) | pBuf[3]; 2134 if (y & 0x800) 2135 y -= 0x1000; 2136 if (on) { 2137 act->dx = prev_x - x; 2138 act->dy = prev_y - y; 2139 } else { 2140 on = TRUE; 2141 } 2142 prev_x = x; 2143 prev_y = y; 2144 break; 2145 2146 case MOUSE_PROTO_BUS: /* Bus */ 2147 case MOUSE_PROTO_INPORT: /* InPort */ 2148 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 2149 act->dx = (signed char)pBuf[1]; 2150 act->dy = - (signed char)pBuf[2]; 2151 break; 2152 2153 case MOUSE_PROTO_PS2: /* PS/2 */ 2154 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 2155 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 2156 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 2157 /* 2158 * Moused usually operates the psm driver at the operation level 1 2159 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 2160 * The following code takes effect only when the user explicitly 2161 * requets the level 2 at which wheel movement and additional button 2162 * actions are encoded in model-dependent formats. At the level 0 2163 * the following code is no-op because the psm driver says the model 2164 * is MOUSE_MODEL_GENERIC. 2165 */ 2166 switch (rodent.hw.model) { 2167 case MOUSE_MODEL_EXPLORER: 2168 /* wheel and additional button data is in the fourth byte */ 2169 act->dz = (pBuf[3] & MOUSE_EXPLORER_ZNEG) 2170 ? (pBuf[3] & 0x0f) - 16 : (pBuf[3] & 0x0f); 2171 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON4DOWN) 2172 ? MOUSE_BUTTON4DOWN : 0; 2173 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON5DOWN) 2174 ? MOUSE_BUTTON5DOWN : 0; 2175 break; 2176 case MOUSE_MODEL_INTELLI: 2177 case MOUSE_MODEL_NET: 2178 /* wheel data is in the fourth byte */ 2179 act->dz = (signed char)pBuf[3]; 2180 if ((act->dz >= 7) || (act->dz <= -7)) 2181 act->dz = 0; 2182 /* some compatible mice may have additional buttons */ 2183 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON4DOWN) 2184 ? MOUSE_BUTTON4DOWN : 0; 2185 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON5DOWN) 2186 ? MOUSE_BUTTON5DOWN : 0; 2187 break; 2188 case MOUSE_MODEL_MOUSEMANPLUS: 2189 if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 2190 && (abs(act->dx) > 191) 2191 && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { 2192 /* the extended data packet encodes button and wheel events */ 2193 switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { 2194 case 1: 2195 /* wheel data packet */ 2196 act->dx = act->dy = 0; 2197 if (pBuf[2] & 0x80) { 2198 /* horizontal roller count - ignore it XXX*/ 2199 } else { 2200 /* vertical roller count */ 2201 act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) 2202 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2203 } 2204 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 2205 ? MOUSE_BUTTON4DOWN : 0; 2206 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 2207 ? MOUSE_BUTTON5DOWN : 0; 2208 break; 2209 case 2: 2210 /* this packet type is reserved by Logitech */ 2211 /* 2212 * IBM ScrollPoint Mouse uses this packet type to 2213 * encode both vertical and horizontal scroll movement. 2214 */ 2215 act->dx = act->dy = 0; 2216 /* horizontal roller count */ 2217 if (pBuf[2] & 0x0f) 2218 act->dz = (pBuf[2] & MOUSE_SPOINT_WNEG) ? -2 : 2; 2219 /* vertical roller count */ 2220 if (pBuf[2] & 0xf0) 2221 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) ? -1 : 1; 2222 #if 0 2223 /* vertical roller count */ 2224 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) 2225 ? ((pBuf[2] >> 4) & 0x0f) - 16 2226 : ((pBuf[2] >> 4) & 0x0f); 2227 /* horizontal roller count */ 2228 act->dw = (pBuf[2] & MOUSE_SPOINT_WNEG) 2229 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2230 #endif 2231 break; 2232 case 0: 2233 /* device type packet - shouldn't happen */ 2234 /* FALLTHROUGH */ 2235 default: 2236 act->dx = act->dy = 0; 2237 act->button = act->obutton; 2238 debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", 2239 MOUSE_PS2PLUS_PACKET_TYPE(pBuf), 2240 pBuf[0], pBuf[1], pBuf[2]); 2241 break; 2242 } 2243 } else { 2244 /* preserve button states */ 2245 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2246 } 2247 break; 2248 case MOUSE_MODEL_GLIDEPOINT: 2249 /* `tapping' action */ 2250 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 2251 break; 2252 case MOUSE_MODEL_NETSCROLL: 2253 /* three addtional bytes encode buttons and wheel events */ 2254 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 2255 ? MOUSE_BUTTON4DOWN : 0; 2256 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON1DOWN) 2257 ? MOUSE_BUTTON5DOWN : 0; 2258 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 2259 break; 2260 case MOUSE_MODEL_THINK: 2261 /* the fourth button state in the first byte */ 2262 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 2263 break; 2264 case MOUSE_MODEL_VERSAPAD: 2265 act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; 2266 act->button |= 2267 (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2268 act->dx = act->dy = 0; 2269 if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { 2270 on = FALSE; 2271 break; 2272 } 2273 x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; 2274 if (x & 0x800) 2275 x -= 0x1000; 2276 y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; 2277 if (y & 0x800) 2278 y -= 0x1000; 2279 if (on) { 2280 act->dx = prev_x - x; 2281 act->dy = prev_y - y; 2282 } else { 2283 on = TRUE; 2284 } 2285 prev_x = x; 2286 prev_y = y; 2287 break; 2288 case MOUSE_MODEL_4D: 2289 act->dx = (pBuf[1] & 0x80) ? pBuf[1] - 256 : pBuf[1]; 2290 act->dy = (pBuf[2] & 0x80) ? -(pBuf[2] - 256) : -pBuf[2]; 2291 switch (pBuf[0] & MOUSE_4D_WHEELBITS) { 2292 case 0x10: 2293 act->dz = 1; 2294 break; 2295 case 0x30: 2296 act->dz = -1; 2297 break; 2298 case 0x40: /* 2nd wheel rolling right XXX */ 2299 act->dz = 2; 2300 break; 2301 case 0xc0: /* 2nd wheel rolling left XXX */ 2302 act->dz = -2; 2303 break; 2304 } 2305 break; 2306 case MOUSE_MODEL_4DPLUS: 2307 if ((act->dx < 16 - 256) && (act->dy > 256 - 16)) { 2308 act->dx = act->dy = 0; 2309 if (pBuf[2] & MOUSE_4DPLUS_BUTTON4DOWN) 2310 act->button |= MOUSE_BUTTON4DOWN; 2311 act->dz = (pBuf[2] & MOUSE_4DPLUS_ZNEG) 2312 ? ((pBuf[2] & 0x07) - 8) : (pBuf[2] & 0x07); 2313 } else { 2314 /* preserve previous button states */ 2315 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2316 } 2317 break; 2318 case MOUSE_MODEL_GENERIC: 2319 default: 2320 break; 2321 } 2322 break; 2323 2324 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 2325 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 2326 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2327 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2328 if (rodent.level == 1) { 2329 act->dz = ((signed char)(pBuf[5] << 1) + (signed char)(pBuf[6] << 1)) >> 1; 2330 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 2331 } 2332 break; 2333 2334 default: 2335 return 0; 2336 } 2337 /* 2338 * We don't reset pBufP here yet, as there may be an additional data 2339 * byte in some protocols. See above. 2340 */ 2341 2342 /* has something changed? */ 2343 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2344 | (act->obutton ^ act->button); 2345 2346 return act->flags; 2347 } 2348 2349 static int 2350 r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans) 2351 { 2352 int changed; 2353 int flags; 2354 2355 a2->dx = a1->dx; 2356 a2->dy = a1->dy; 2357 a2->dz = a1->dz; 2358 a2->obutton = a2->button; 2359 a2->button = a1->button; 2360 a2->flags = a1->flags; 2361 changed = FALSE; 2362 2363 if (rodent.flags & Emulate3Button) { 2364 if (debug > 2) 2365 debug("state:%d, trans:%d -> state:%d", 2366 mouse_button_state, trans, 2367 states[mouse_button_state].s[trans]); 2368 /* 2369 * Avoid re-ordering button and movement events. While a button 2370 * event is deferred, throw away up to BUTTON2_MAXMOVE movement 2371 * events to allow for mouse jitter. If more movement events 2372 * occur, then complete the deferred button events immediately. 2373 */ 2374 if ((a2->dx != 0 || a2->dy != 0) && 2375 S_DELAYED(states[mouse_button_state].s[trans])) { 2376 if (++mouse_move_delayed > BUTTON2_MAXMOVE) { 2377 mouse_move_delayed = 0; 2378 mouse_button_state = 2379 states[mouse_button_state].s[A_TIMEOUT]; 2380 changed = TRUE; 2381 } else 2382 a2->dx = a2->dy = 0; 2383 } else 2384 mouse_move_delayed = 0; 2385 if (mouse_button_state != states[mouse_button_state].s[trans]) 2386 changed = TRUE; 2387 if (changed) 2388 clock_gettime(CLOCK_MONOTONIC_FAST, &mouse_button_state_ts); 2389 mouse_button_state = states[mouse_button_state].s[trans]; 2390 a2->button &= 2391 ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); 2392 a2->button &= states[mouse_button_state].mask; 2393 a2->button |= states[mouse_button_state].buttons; 2394 flags = a2->flags & MOUSE_POSCHANGED; 2395 flags |= a2->obutton ^ a2->button; 2396 if (flags & MOUSE_BUTTON2DOWN) { 2397 a2->flags = flags & MOUSE_BUTTON2DOWN; 2398 r_timestamp(a2); 2399 } 2400 a2->flags = flags; 2401 } 2402 return changed; 2403 } 2404 2405 /* phisical to logical button mapping */ 2406 static int p2l[MOUSE_MAXBUTTON] = { 2407 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 2408 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 2409 0x00000100, 0x00000200, 0x00000400, 0x00000800, 2410 0x00001000, 0x00002000, 0x00004000, 0x00008000, 2411 0x00010000, 0x00020000, 0x00040000, 0x00080000, 2412 0x00100000, 0x00200000, 0x00400000, 0x00800000, 2413 0x01000000, 0x02000000, 0x04000000, 0x08000000, 2414 0x10000000, 0x20000000, 0x40000000, 2415 }; 2416 2417 static char * 2418 skipspace(char *s) 2419 { 2420 while(isspace(*s)) 2421 ++s; 2422 return s; 2423 } 2424 2425 static int 2426 r_installmap(char *arg) 2427 { 2428 int pbutton; 2429 int lbutton; 2430 char *s; 2431 2432 while (*arg) { 2433 arg = skipspace(arg); 2434 s = arg; 2435 while (isdigit(*arg)) 2436 ++arg; 2437 arg = skipspace(arg); 2438 if ((arg <= s) || (*arg != '=')) 2439 return FALSE; 2440 lbutton = atoi(s); 2441 2442 arg = skipspace(++arg); 2443 s = arg; 2444 while (isdigit(*arg)) 2445 ++arg; 2446 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 2447 return FALSE; 2448 pbutton = atoi(s); 2449 2450 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 2451 return FALSE; 2452 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 2453 return FALSE; 2454 p2l[pbutton - 1] = 1 << (lbutton - 1); 2455 mstate[lbutton - 1] = &bstate[pbutton - 1]; 2456 } 2457 2458 return TRUE; 2459 } 2460 2461 static void 2462 r_map(mousestatus_t *act1, mousestatus_t *act2) 2463 { 2464 register int pb; 2465 register int pbuttons; 2466 int lbuttons; 2467 2468 pbuttons = act1->button; 2469 lbuttons = 0; 2470 2471 act2->obutton = act2->button; 2472 if (pbuttons & rodent.wmode) { 2473 pbuttons &= ~rodent.wmode; 2474 act1->dz = act1->dy; 2475 act1->dx = 0; 2476 act1->dy = 0; 2477 } 2478 act2->dx = act1->dx; 2479 act2->dy = act1->dy; 2480 act2->dz = act1->dz; 2481 2482 switch (rodent.zmap[0]) { 2483 case 0: /* do nothing */ 2484 break; 2485 case MOUSE_XAXIS: 2486 if (act1->dz != 0) { 2487 act2->dx = act1->dz; 2488 act2->dz = 0; 2489 } 2490 break; 2491 case MOUSE_YAXIS: 2492 if (act1->dz != 0) { 2493 act2->dy = act1->dz; 2494 act2->dz = 0; 2495 } 2496 break; 2497 default: /* buttons */ 2498 pbuttons &= ~(rodent.zmap[0] | rodent.zmap[1] 2499 | rodent.zmap[2] | rodent.zmap[3]); 2500 if ((act1->dz < -1) && rodent.zmap[2]) { 2501 pbuttons |= rodent.zmap[2]; 2502 zstate[2].count = 1; 2503 } else if (act1->dz < 0) { 2504 pbuttons |= rodent.zmap[0]; 2505 zstate[0].count = 1; 2506 } else if ((act1->dz > 1) && rodent.zmap[3]) { 2507 pbuttons |= rodent.zmap[3]; 2508 zstate[3].count = 1; 2509 } else if (act1->dz > 0) { 2510 pbuttons |= rodent.zmap[1]; 2511 zstate[1].count = 1; 2512 } 2513 act2->dz = 0; 2514 break; 2515 } 2516 2517 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 2518 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 2519 pbuttons >>= 1; 2520 } 2521 act2->button = lbuttons; 2522 2523 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 2524 | (act2->obutton ^ act2->button); 2525 } 2526 2527 static void 2528 r_timestamp(mousestatus_t *act) 2529 { 2530 struct timespec ts; 2531 struct timespec ts1; 2532 struct timespec ts2; 2533 struct timespec ts3; 2534 int button; 2535 int mask; 2536 int i; 2537 2538 mask = act->flags & MOUSE_BUTTONS; 2539 #if 0 2540 if (mask == 0) 2541 return; 2542 #endif 2543 2544 clock_gettime(CLOCK_MONOTONIC_FAST, &ts1); 2545 drift_current_ts = ts1; 2546 2547 /* double click threshold */ 2548 ts2.tv_sec = rodent.clickthreshold / 1000; 2549 ts2.tv_nsec = (rodent.clickthreshold % 1000) * 1000000; 2550 tssub(&ts1, &ts2, &ts); 2551 debug("ts: %ld %ld", ts.tv_sec, ts.tv_nsec); 2552 2553 /* 3 button emulation timeout */ 2554 ts2.tv_sec = rodent.button2timeout / 1000; 2555 ts2.tv_nsec = (rodent.button2timeout % 1000) * 1000000; 2556 tssub(&ts1, &ts2, &ts3); 2557 2558 button = MOUSE_BUTTON1DOWN; 2559 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2560 if (mask & 1) { 2561 if (act->button & button) { 2562 /* the button is down */ 2563 debug(" : %ld %ld", 2564 bstate[i].ts.tv_sec, bstate[i].ts.tv_nsec); 2565 if (tscmp(&ts, &bstate[i].ts, >)) { 2566 bstate[i].count = 1; 2567 } else { 2568 ++bstate[i].count; 2569 } 2570 bstate[i].ts = ts1; 2571 } else { 2572 /* the button is up */ 2573 bstate[i].ts = ts1; 2574 } 2575 } else { 2576 if (act->button & button) { 2577 /* the button has been down */ 2578 if (tscmp(&ts3, &bstate[i].ts, >)) { 2579 bstate[i].count = 1; 2580 bstate[i].ts = ts1; 2581 act->flags |= button; 2582 debug("button %d timeout", i + 1); 2583 } 2584 } else { 2585 /* the button has been up */ 2586 } 2587 } 2588 button <<= 1; 2589 mask >>= 1; 2590 } 2591 } 2592 2593 static int 2594 r_timeout(void) 2595 { 2596 struct timespec ts; 2597 struct timespec ts1; 2598 struct timespec ts2; 2599 2600 if (states[mouse_button_state].timeout) 2601 return TRUE; 2602 clock_gettime(CLOCK_MONOTONIC_FAST, &ts1); 2603 ts2.tv_sec = rodent.button2timeout / 1000; 2604 ts2.tv_nsec = (rodent.button2timeout % 1000) * 1000000; 2605 tssub(&ts1, &ts2, &ts); 2606 return tscmp(&ts, &mouse_button_state_ts, >); 2607 } 2608 2609 static void 2610 r_click(mousestatus_t *act) 2611 { 2612 struct mouse_info mouse; 2613 int button; 2614 int mask; 2615 int i; 2616 2617 mask = act->flags & MOUSE_BUTTONS; 2618 if (mask == 0) 2619 return; 2620 2621 button = MOUSE_BUTTON1DOWN; 2622 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2623 if (mask & 1) { 2624 debug("mstate[%d]->count:%d", i, mstate[i]->count); 2625 if (act->button & button) { 2626 /* the button is down */ 2627 mouse.u.event.value = mstate[i]->count; 2628 } else { 2629 /* the button is up */ 2630 mouse.u.event.value = 0; 2631 } 2632 mouse.operation = MOUSE_BUTTON_EVENT; 2633 mouse.u.event.id = button; 2634 if (debug < 2) 2635 if (!paused) 2636 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 2637 debug("button %d count %d", i + 1, mouse.u.event.value); 2638 } 2639 button <<= 1; 2640 mask >>= 1; 2641 } 2642 } 2643 2644 /* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 2645 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 2646 /* 2647 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 2648 * 2649 * Permission to use, copy, modify, distribute, and sell this software and its 2650 * documentation for any purpose is hereby granted without fee, provided that 2651 * the above copyright notice appear in all copies and that both that 2652 * copyright notice and this permission notice appear in supporting 2653 * documentation, and that the name of David Dawes 2654 * not be used in advertising or publicity pertaining to distribution of 2655 * the software without specific, written prior permission. 2656 * David Dawes makes no representations about the suitability of this 2657 * software for any purpose. It is provided "as is" without express or 2658 * implied warranty. 2659 * 2660 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 2661 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 2662 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 2663 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 2664 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 2665 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 2666 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2667 * 2668 */ 2669 2670 2671 static void 2672 setmousespeed(int old, int new, unsigned cflag) 2673 { 2674 struct termios tty; 2675 char *c; 2676 2677 if (tcgetattr(rodent.mfd, &tty) < 0) 2678 { 2679 logwarn("unable to get status of mouse fd"); 2680 return; 2681 } 2682 2683 tty.c_iflag = IGNBRK | IGNPAR; 2684 tty.c_oflag = 0; 2685 tty.c_lflag = 0; 2686 tty.c_cflag = (tcflag_t)cflag; 2687 tty.c_cc[VTIME] = 0; 2688 tty.c_cc[VMIN] = 1; 2689 2690 switch (old) 2691 { 2692 case 9600: 2693 cfsetispeed(&tty, B9600); 2694 cfsetospeed(&tty, B9600); 2695 break; 2696 case 4800: 2697 cfsetispeed(&tty, B4800); 2698 cfsetospeed(&tty, B4800); 2699 break; 2700 case 2400: 2701 cfsetispeed(&tty, B2400); 2702 cfsetospeed(&tty, B2400); 2703 break; 2704 case 1200: 2705 default: 2706 cfsetispeed(&tty, B1200); 2707 cfsetospeed(&tty, B1200); 2708 } 2709 2710 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2711 { 2712 logwarn("unable to set status of mouse fd"); 2713 return; 2714 } 2715 2716 switch (new) 2717 { 2718 case 9600: 2719 c = "*q"; 2720 cfsetispeed(&tty, B9600); 2721 cfsetospeed(&tty, B9600); 2722 break; 2723 case 4800: 2724 c = "*p"; 2725 cfsetispeed(&tty, B4800); 2726 cfsetospeed(&tty, B4800); 2727 break; 2728 case 2400: 2729 c = "*o"; 2730 cfsetispeed(&tty, B2400); 2731 cfsetospeed(&tty, B2400); 2732 break; 2733 case 1200: 2734 default: 2735 c = "*n"; 2736 cfsetispeed(&tty, B1200); 2737 cfsetospeed(&tty, B1200); 2738 } 2739 2740 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 2741 || rodent.rtype == MOUSE_PROTO_LOGI) 2742 { 2743 if (write(rodent.mfd, c, 2) != 2) 2744 { 2745 logwarn("unable to write to mouse fd"); 2746 return; 2747 } 2748 } 2749 usleep(100000); 2750 2751 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2752 logwarn("unable to set status of mouse fd"); 2753 } 2754 2755 /* 2756 * PnP COM device support 2757 * 2758 * It's a simplistic implementation, but it works :-) 2759 * KY, 31/7/97. 2760 */ 2761 2762 /* 2763 * Try to elicit a PnP ID as described in 2764 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 2765 * rev 1.00", 1995. 2766 * 2767 * The routine does not fully implement the COM Enumerator as par Section 2768 * 2.1 of the document. In particular, we don't have idle state in which 2769 * the driver software monitors the com port for dynamic connection or 2770 * removal of a device at the port, because `moused' simply quits if no 2771 * device is found. 2772 * 2773 * In addition, as PnP COM device enumeration procedure slightly has 2774 * changed since its first publication, devices which follow earlier 2775 * revisions of the above spec. may fail to respond if the rev 1.0 2776 * procedure is used. XXX 2777 */ 2778 static int 2779 pnpwakeup1(void) 2780 { 2781 struct timeval timeout; 2782 fd_set fds; 2783 int i; 2784 2785 /* 2786 * This is the procedure described in rev 1.0 of PnP COM device spec. 2787 * Unfortunately, some devices which comform to earlier revisions of 2788 * the spec gets confused and do not return the ID string... 2789 */ 2790 debug("PnP COM device rev 1.0 probe..."); 2791 2792 /* port initialization (2.1.2) */ 2793 ioctl(rodent.mfd, TIOCMGET, &i); 2794 i |= TIOCM_DTR; /* DTR = 1 */ 2795 i &= ~TIOCM_RTS; /* RTS = 0 */ 2796 ioctl(rodent.mfd, TIOCMSET, &i); 2797 usleep(240000); 2798 2799 /* 2800 * The PnP COM device spec. dictates that the mouse must set DSR 2801 * in response to DTR (by hardware or by software) and that if DSR is 2802 * not asserted, the host computer should think that there is no device 2803 * at this serial port. But some mice just don't do that... 2804 */ 2805 ioctl(rodent.mfd, TIOCMGET, &i); 2806 debug("modem status 0%o", i); 2807 if ((i & TIOCM_DSR) == 0) 2808 return FALSE; 2809 2810 /* port setup, 1st phase (2.1.3) */ 2811 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2812 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2813 ioctl(rodent.mfd, TIOCMBIC, &i); 2814 usleep(240000); 2815 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 2816 ioctl(rodent.mfd, TIOCMBIS, &i); 2817 usleep(240000); 2818 2819 /* wait for response, 1st phase (2.1.4) */ 2820 i = FREAD; 2821 ioctl(rodent.mfd, TIOCFLUSH, &i); 2822 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2823 ioctl(rodent.mfd, TIOCMBIS, &i); 2824 2825 /* try to read something */ 2826 FD_ZERO(&fds); 2827 FD_SET(rodent.mfd, &fds); 2828 timeout.tv_sec = 0; 2829 timeout.tv_usec = 240000; 2830 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2831 debug("pnpwakeup1(): valid response in first phase."); 2832 return TRUE; 2833 } 2834 2835 /* port setup, 2nd phase (2.1.5) */ 2836 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2837 ioctl(rodent.mfd, TIOCMBIC, &i); 2838 usleep(240000); 2839 2840 /* wait for respose, 2nd phase (2.1.6) */ 2841 i = FREAD; 2842 ioctl(rodent.mfd, TIOCFLUSH, &i); 2843 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2844 ioctl(rodent.mfd, TIOCMBIS, &i); 2845 2846 /* try to read something */ 2847 FD_ZERO(&fds); 2848 FD_SET(rodent.mfd, &fds); 2849 timeout.tv_sec = 0; 2850 timeout.tv_usec = 240000; 2851 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2852 debug("pnpwakeup1(): valid response in second phase."); 2853 return TRUE; 2854 } 2855 2856 return FALSE; 2857 } 2858 2859 static int 2860 pnpwakeup2(void) 2861 { 2862 struct timeval timeout; 2863 fd_set fds; 2864 int i; 2865 2866 /* 2867 * This is a simplified procedure; it simply toggles RTS. 2868 */ 2869 debug("alternate probe..."); 2870 2871 ioctl(rodent.mfd, TIOCMGET, &i); 2872 i |= TIOCM_DTR; /* DTR = 1 */ 2873 i &= ~TIOCM_RTS; /* RTS = 0 */ 2874 ioctl(rodent.mfd, TIOCMSET, &i); 2875 usleep(240000); 2876 2877 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2878 2879 /* wait for respose */ 2880 i = FREAD; 2881 ioctl(rodent.mfd, TIOCFLUSH, &i); 2882 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2883 ioctl(rodent.mfd, TIOCMBIS, &i); 2884 2885 /* try to read something */ 2886 FD_ZERO(&fds); 2887 FD_SET(rodent.mfd, &fds); 2888 timeout.tv_sec = 0; 2889 timeout.tv_usec = 240000; 2890 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2891 debug("pnpwakeup2(): valid response."); 2892 return TRUE; 2893 } 2894 2895 return FALSE; 2896 } 2897 2898 static int 2899 pnpgets(char *buf) 2900 { 2901 struct timeval timeout; 2902 fd_set fds; 2903 int begin; 2904 int i; 2905 char c; 2906 2907 if (!pnpwakeup1() && !pnpwakeup2()) { 2908 /* 2909 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2910 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 2911 * assuming there is something at the port even if it didn't 2912 * respond to the PnP enumeration procedure. 2913 */ 2914 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2915 ioctl(rodent.mfd, TIOCMBIS, &i); 2916 return 0; 2917 } 2918 2919 /* collect PnP COM device ID (2.1.7) */ 2920 begin = -1; 2921 i = 0; 2922 usleep(240000); /* the mouse must send `Begin ID' within 200msec */ 2923 while (read(rodent.mfd, &c, 1) == 1) { 2924 /* we may see "M", or "M3..." before `Begin ID' */ 2925 buf[i++] = c; 2926 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 2927 debug("begin-id %02x", c); 2928 begin = i - 1; 2929 break; 2930 } 2931 debug("%c %02x", c, c); 2932 if (i >= 256) 2933 break; 2934 } 2935 if (begin < 0) { 2936 /* we haven't seen `Begin ID' in time... */ 2937 goto connect_idle; 2938 } 2939 2940 ++c; /* make it `End ID' */ 2941 for (;;) { 2942 FD_ZERO(&fds); 2943 FD_SET(rodent.mfd, &fds); 2944 timeout.tv_sec = 0; 2945 timeout.tv_usec = 240000; 2946 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 2947 break; 2948 2949 read(rodent.mfd, &buf[i], 1); 2950 if (buf[i++] == c) /* End ID */ 2951 break; 2952 if (i >= 256) 2953 break; 2954 } 2955 if (begin > 0) { 2956 i -= begin; 2957 bcopy(&buf[begin], &buf[0], i); 2958 } 2959 /* string may not be human readable... */ 2960 debug("len:%d, '%-*.*s'", i, i, i, buf); 2961 2962 if (buf[i - 1] == c) 2963 return i; /* a valid PnP string */ 2964 2965 /* 2966 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2967 * in idle state. But, `moused' shall leave the modem control lines 2968 * as they are. See above. 2969 */ 2970 connect_idle: 2971 2972 /* we may still have something in the buffer */ 2973 return ((i > 0) ? i : 0); 2974 } 2975 2976 static int 2977 pnpparse(pnpid_t *id, char *buf, int len) 2978 { 2979 char s[3]; 2980 int offset; 2981 int sum = 0; 2982 int i, j; 2983 2984 id->revision = 0; 2985 id->eisaid = NULL; 2986 id->serial = NULL; 2987 id->class = NULL; 2988 id->compat = NULL; 2989 id->description = NULL; 2990 id->neisaid = 0; 2991 id->nserial = 0; 2992 id->nclass = 0; 2993 id->ncompat = 0; 2994 id->ndescription = 0; 2995 2996 if ((buf[0] != 0x28) && (buf[0] != 0x08)) { 2997 /* non-PnP mice */ 2998 switch(buf[0]) { 2999 default: 3000 return FALSE; 3001 case 'M': /* Microsoft */ 3002 id->eisaid = "PNP0F01"; 3003 break; 3004 case 'H': /* MouseSystems */ 3005 id->eisaid = "PNP0F04"; 3006 break; 3007 } 3008 id->neisaid = strlen(id->eisaid); 3009 id->class = "MOUSE"; 3010 id->nclass = strlen(id->class); 3011 debug("non-PnP mouse '%c'", buf[0]); 3012 return TRUE; 3013 } 3014 3015 /* PnP mice */ 3016 offset = 0x28 - buf[0]; 3017 3018 /* calculate checksum */ 3019 for (i = 0; i < len - 3; ++i) { 3020 sum += buf[i]; 3021 buf[i] += offset; 3022 } 3023 sum += buf[len - 1]; 3024 for (; i < len; ++i) 3025 buf[i] += offset; 3026 debug("PnP ID string: '%*.*s'", len, len, buf); 3027 3028 /* revision */ 3029 buf[1] -= offset; 3030 buf[2] -= offset; 3031 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 3032 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 3033 3034 /* EISA vender and product ID */ 3035 id->eisaid = &buf[3]; 3036 id->neisaid = 7; 3037 3038 /* option strings */ 3039 i = 10; 3040 if (buf[i] == '\\') { 3041 /* device serial # */ 3042 for (j = ++i; i < len; ++i) { 3043 if (buf[i] == '\\') 3044 break; 3045 } 3046 if (i >= len) 3047 i -= 3; 3048 if (i - j == 8) { 3049 id->serial = &buf[j]; 3050 id->nserial = 8; 3051 } 3052 } 3053 if (buf[i] == '\\') { 3054 /* PnP class */ 3055 for (j = ++i; i < len; ++i) { 3056 if (buf[i] == '\\') 3057 break; 3058 } 3059 if (i >= len) 3060 i -= 3; 3061 if (i > j + 1) { 3062 id->class = &buf[j]; 3063 id->nclass = i - j; 3064 } 3065 } 3066 if (buf[i] == '\\') { 3067 /* compatible driver */ 3068 for (j = ++i; i < len; ++i) { 3069 if (buf[i] == '\\') 3070 break; 3071 } 3072 /* 3073 * PnP COM spec prior to v0.96 allowed '*' in this field, 3074 * it's not allowed now; just igore it. 3075 */ 3076 if (buf[j] == '*') 3077 ++j; 3078 if (i >= len) 3079 i -= 3; 3080 if (i > j + 1) { 3081 id->compat = &buf[j]; 3082 id->ncompat = i - j; 3083 } 3084 } 3085 if (buf[i] == '\\') { 3086 /* product description */ 3087 for (j = ++i; i < len; ++i) { 3088 if (buf[i] == ';') 3089 break; 3090 } 3091 if (i >= len) 3092 i -= 3; 3093 if (i > j + 1) { 3094 id->description = &buf[j]; 3095 id->ndescription = i - j; 3096 } 3097 } 3098 3099 /* checksum exists if there are any optional fields */ 3100 if ((id->nserial > 0) || (id->nclass > 0) 3101 || (id->ncompat > 0) || (id->ndescription > 0)) { 3102 debug("PnP checksum: 0x%X", sum); 3103 sprintf(s, "%02X", sum & 0x0ff); 3104 if (strncmp(s, &buf[len - 3], 2) != 0) { 3105 #if 0 3106 /* 3107 * I found some mice do not comply with the PnP COM device 3108 * spec regarding checksum... XXX 3109 */ 3110 logwarnx("PnP checksum error", 0); 3111 return FALSE; 3112 #endif 3113 } 3114 } 3115 3116 return TRUE; 3117 } 3118 3119 static symtab_t * 3120 pnpproto(pnpid_t *id) 3121 { 3122 symtab_t *t; 3123 int i, j; 3124 3125 if (id->nclass > 0) 3126 if (strncmp(id->class, "MOUSE", id->nclass) != 0 && 3127 strncmp(id->class, "TABLET", id->nclass) != 0) 3128 /* this is not a mouse! */ 3129 return NULL; 3130 3131 if (id->neisaid > 0) { 3132 t = gettoken(pnpprod, id->eisaid, id->neisaid); 3133 if (t->val != MOUSE_PROTO_UNKNOWN) 3134 return t; 3135 } 3136 3137 /* 3138 * The 'Compatible drivers' field may contain more than one 3139 * ID separated by ','. 3140 */ 3141 if (id->ncompat <= 0) 3142 return NULL; 3143 for (i = 0; i < id->ncompat; ++i) { 3144 for (j = i; id->compat[i] != ','; ++i) 3145 if (i >= id->ncompat) 3146 break; 3147 if (i > j) { 3148 t = gettoken(pnpprod, id->compat + j, i - j); 3149 if (t->val != MOUSE_PROTO_UNKNOWN) 3150 return t; 3151 } 3152 } 3153 3154 return NULL; 3155 } 3156 3157 /* name/val mapping */ 3158 3159 static symtab_t * 3160 gettoken(symtab_t *tab, char *s, int len) 3161 { 3162 int i; 3163 3164 for (i = 0; tab[i].name != NULL; ++i) { 3165 if (strncmp(tab[i].name, s, len) == 0) 3166 break; 3167 } 3168 return &tab[i]; 3169 } 3170 3171 static char * 3172 gettokenname(symtab_t *tab, int val) 3173 { 3174 int i; 3175 3176 for (i = 0; tab[i].name != NULL; ++i) { 3177 if (tab[i].val == val) 3178 return tab[i].name; 3179 } 3180 return NULL; 3181 } 3182 3183 3184 /* 3185 * code to read from the Genius Kidspad tablet. 3186 3187 The tablet responds to the COM PnP protocol 1.0 with EISA-ID KYE0005, 3188 and to pre-pnp probes (RTS toggle) with 'T' (tablet ?) 3189 9600, 8 bit, parity odd. 3190 3191 The tablet puts out 5 bytes. b0 (mask 0xb8, value 0xb8) contains 3192 the proximity, tip and button info: 3193 (byte0 & 0x1) true = tip pressed 3194 (byte0 & 0x2) true = button pressed 3195 (byte0 & 0x40) false = pen in proximity of tablet. 3196 3197 The next 4 bytes are used for coordinates xl, xh, yl, yh (7 bits valid). 3198 3199 Only absolute coordinates are returned, so we use the following approach: 3200 we store the last coordinates sent when the pen went out of the tablet, 3201 3202 3203 * 3204 */ 3205 3206 typedef enum { 3207 S_IDLE, S_PROXY, S_FIRST, S_DOWN, S_UP 3208 } k_status ; 3209 3210 static int 3211 kidspad(u_char rxc, mousestatus_t *act) 3212 { 3213 static int buf[5]; 3214 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 3215 static k_status status = S_IDLE ; 3216 static struct timespec old, now ; 3217 3218 int x, y ; 3219 3220 if (buflen > 0 && (rxc & 0x80)) { 3221 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3222 buflen = 0 ; 3223 } 3224 if (buflen == 0 && (rxc & 0xb8) != 0xb8) { 3225 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3226 return 0 ; /* invalid code, no action */ 3227 } 3228 buf[buflen++] = rxc ; 3229 if (buflen < 5) 3230 return 0 ; 3231 3232 buflen = 0 ; /* for next time... */ 3233 3234 x = buf[1]+128*(buf[2] - 7) ; 3235 if (x < 0) x = 0 ; 3236 y = 28*128 - (buf[3] + 128* (buf[4] - 7)) ; 3237 if (y < 0) y = 0 ; 3238 3239 x /= 8 ; 3240 y /= 8 ; 3241 3242 act->flags = 0 ; 3243 act->obutton = act->button ; 3244 act->dx = act->dy = act->dz = 0 ; 3245 clock_gettime(CLOCK_MONOTONIC_FAST, &now); 3246 if (buf[0] & 0x40) /* pen went out of reach */ 3247 status = S_IDLE ; 3248 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3249 act->flags |= MOUSE_POSCHANGED ; /* force update */ 3250 status = S_PROXY ; 3251 x_prev = x ; 3252 y_prev = y ; 3253 } 3254 old = now ; 3255 act->dx = x - x_prev ; 3256 act->dy = y - y_prev ; 3257 if (act->dx || act->dy) 3258 act->flags |= MOUSE_POSCHANGED ; 3259 x_prev = x ; 3260 y_prev = y ; 3261 if (b_prev != 0 && b_prev != buf[0]) { /* possibly record button change */ 3262 act->button = 0 ; 3263 if (buf[0] & 0x01) /* tip pressed */ 3264 act->button |= MOUSE_BUTTON1DOWN ; 3265 if (buf[0] & 0x02) /* button pressed */ 3266 act->button |= MOUSE_BUTTON2DOWN ; 3267 act->flags |= MOUSE_BUTTONSCHANGED ; 3268 } 3269 b_prev = buf[0] ; 3270 return act->flags ; 3271 } 3272 3273 static int 3274 gtco_digipad (u_char rxc, mousestatus_t *act) 3275 { 3276 static u_char buf[5]; 3277 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 3278 static k_status status = S_IDLE ; 3279 int x, y; 3280 3281 #define GTCO_HEADER 0x80 3282 #define GTCO_PROXIMITY 0x40 3283 #define GTCO_START (GTCO_HEADER|GTCO_PROXIMITY) 3284 #define GTCO_BUTTONMASK 0x3c 3285 3286 3287 if (buflen > 0 && ((rxc & GTCO_HEADER) != GTCO_HEADER)) { 3288 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3289 buflen = 0 ; 3290 } 3291 if (buflen == 0 && (rxc & GTCO_START) != GTCO_START) { 3292 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3293 return 0 ; /* invalid code, no action */ 3294 } 3295 3296 buf[buflen++] = rxc ; 3297 if (buflen < 5) 3298 return 0 ; 3299 3300 buflen = 0 ; /* for next time... */ 3301 3302 x = ((buf[2] & ~GTCO_START) << 6 | (buf[1] & ~GTCO_START)); 3303 y = 4768 - ((buf[4] & ~GTCO_START) << 6 | (buf[3] & ~GTCO_START)); 3304 3305 x /= 2.5; 3306 y /= 2.5; 3307 3308 act->flags = 0 ; 3309 act->obutton = act->button ; 3310 act->dx = act->dy = act->dz = 0 ; 3311 3312 if ((buf[0] & 0x40) == 0) /* pen went out of reach */ 3313 status = S_IDLE ; 3314 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3315 act->flags |= MOUSE_POSCHANGED ; /* force update */ 3316 status = S_PROXY ; 3317 x_prev = x ; 3318 y_prev = y ; 3319 } 3320 3321 act->dx = x - x_prev ; 3322 act->dy = y - y_prev ; 3323 if (act->dx || act->dy) 3324 act->flags |= MOUSE_POSCHANGED ; 3325 x_prev = x ; 3326 y_prev = y ; 3327 3328 /* possibly record button change */ 3329 if (b_prev != 0 && b_prev != buf[0]) { 3330 act->button = 0 ; 3331 if (buf[0] & 0x04) /* tip pressed/yellow */ 3332 act->button |= MOUSE_BUTTON1DOWN ; 3333 if (buf[0] & 0x08) /* grey/white */ 3334 act->button |= MOUSE_BUTTON2DOWN ; 3335 if (buf[0] & 0x10) /* black/green */ 3336 act->button |= MOUSE_BUTTON3DOWN ; 3337 if (buf[0] & 0x20) /* tip+grey/blue */ 3338 act->button |= MOUSE_BUTTON4DOWN ; 3339 act->flags |= MOUSE_BUTTONSCHANGED ; 3340 } 3341 b_prev = buf[0] ; 3342 return act->flags ; 3343 } 3344 3345 static void 3346 mremote_serversetup() 3347 { 3348 struct sockaddr_un ad; 3349 3350 /* Open a UNIX domain stream socket to listen for mouse remote clients */ 3351 unlink(_PATH_MOUSEREMOTE); 3352 3353 if ((rodent.mremsfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) 3354 logerrx(1, "unable to create unix domain socket %s",_PATH_MOUSEREMOTE); 3355 3356 umask(0111); 3357 3358 bzero(&ad, sizeof(ad)); 3359 ad.sun_family = AF_UNIX; 3360 strcpy(ad.sun_path, _PATH_MOUSEREMOTE); 3361 #ifndef SUN_LEN 3362 #define SUN_LEN(unp) (((char *)(unp)->sun_path - (char *)(unp)) + \ 3363 strlen((unp)->path)) 3364 #endif 3365 if (bind(rodent.mremsfd, (struct sockaddr *) &ad, SUN_LEN(&ad)) < 0) 3366 logerrx(1, "unable to bind unix domain socket %s", _PATH_MOUSEREMOTE); 3367 3368 listen(rodent.mremsfd, 1); 3369 } 3370 3371 static void 3372 mremote_clientchg(int add) 3373 { 3374 struct sockaddr_un ad; 3375 int ad_len, fd; 3376 3377 if (rodent.rtype != MOUSE_PROTO_X10MOUSEREM) 3378 return; 3379 3380 if (add) { 3381 /* Accept client connection, if we don't already have one */ 3382 ad_len = sizeof(ad); 3383 fd = accept(rodent.mremsfd, (struct sockaddr *) &ad, &ad_len); 3384 if (fd < 0) 3385 logwarnx("failed accept on mouse remote socket"); 3386 3387 if (rodent.mremcfd < 0) { 3388 rodent.mremcfd = fd; 3389 debug("remote client connect...accepted"); 3390 } 3391 else { 3392 close(fd); 3393 debug("another remote client connect...disconnected"); 3394 } 3395 } 3396 else { 3397 /* Client disconnected */ 3398 debug("remote client disconnected"); 3399 close(rodent.mremcfd); 3400 rodent.mremcfd = -1; 3401 } 3402 } 3403