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 74 #define MAX_CLICKTHRESHOLD 2000 /* 2 seconds */ 75 #define MAX_BUTTON2TIMEOUT 2000 /* 2 seconds */ 76 #define DFLT_CLICKTHRESHOLD 500 /* 0.5 second */ 77 #define DFLT_BUTTON2TIMEOUT 100 /* 0.1 second */ 78 #define DFLT_SCROLLTHRESHOLD 3 /* 3 pixels */ 79 80 /* Abort 3-button emulation delay after this many movement events. */ 81 #define BUTTON2_MAXMOVE 3 82 83 #define TRUE 1 84 #define FALSE 0 85 86 #define MOUSE_XAXIS (-1) 87 #define MOUSE_YAXIS (-2) 88 89 /* Logitech PS2++ protocol */ 90 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 91 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 92 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 93 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 94 95 #define ChordMiddle 0x0001 96 #define Emulate3Button 0x0002 97 #define ClearDTR 0x0004 98 #define ClearRTS 0x0008 99 #define NoPnP 0x0010 100 #define VirtualScroll 0x0020 101 #define HVirtualScroll 0x0040 102 103 #define ID_NONE 0 104 #define ID_PORT 1 105 #define ID_IF 2 106 #define ID_TYPE 4 107 #define ID_MODEL 8 108 #define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 109 110 #define debug(fmt, args...) do { \ 111 if (debug && nodaemon) \ 112 warnx(fmt, ##args); \ 113 } while (0) 114 115 #define logerr(e, fmt, args...) do { \ 116 log_or_warn(LOG_DAEMON | LOG_ERR, errno, fmt, ##args); \ 117 exit(e); \ 118 } while (0) 119 120 #define logerrx(e, fmt, args...) do { \ 121 log_or_warn(LOG_DAEMON | LOG_ERR, 0, fmt, ##args); \ 122 exit(e); \ 123 } while (0) 124 125 #define logwarn(fmt, args...) \ 126 log_or_warn(LOG_DAEMON | LOG_WARNING, errno, fmt, ##args) 127 128 #define logwarnx(fmt, args...) \ 129 log_or_warn(LOG_DAEMON | LOG_WARNING, 0, fmt, ##args) 130 131 /* structures */ 132 133 /* symbol table entry */ 134 typedef struct { 135 char *name; 136 int val; 137 int val2; 138 } symtab_t; 139 140 /* serial PnP ID string */ 141 typedef struct { 142 int revision; /* PnP revision, 100 for 1.00 */ 143 char *eisaid; /* EISA ID including mfr ID and product ID */ 144 char *serial; /* serial No, optional */ 145 char *class; /* device class, optional */ 146 char *compat; /* list of compatible drivers, optional */ 147 char *description; /* product description, optional */ 148 int neisaid; /* length of the above fields... */ 149 int nserial; 150 int nclass; 151 int ncompat; 152 int ndescription; 153 } pnpid_t; 154 155 /* global variables */ 156 157 int debug = 0; 158 int nodaemon = FALSE; 159 int background = FALSE; 160 int paused = FALSE; 161 int identify = ID_NONE; 162 int extioctl = FALSE; 163 char *pidfile = "/var/run/moused.pid"; 164 struct pidfh *pfh; 165 166 #define SCROLL_NOTSCROLLING 0 167 #define SCROLL_PREPARE 1 168 #define SCROLL_SCROLLING 2 169 170 static int scroll_state; 171 static int scroll_movement; 172 static int hscroll_movement; 173 174 /* local variables */ 175 176 /* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 177 static symtab_t rifs[] = { 178 { "serial", MOUSE_IF_SERIAL }, 179 { "bus", MOUSE_IF_BUS }, 180 { "inport", MOUSE_IF_INPORT }, 181 { "ps/2", MOUSE_IF_PS2 }, 182 { "sysmouse", MOUSE_IF_SYSMOUSE }, 183 { "usb", MOUSE_IF_USB }, 184 { NULL, MOUSE_IF_UNKNOWN }, 185 }; 186 187 /* types (the table must be ordered by MOUSE_PROTO_XXX in mouse.h) */ 188 static char *rnames[] = { 189 "microsoft", 190 "mousesystems", 191 "logitech", 192 "mmseries", 193 "mouseman", 194 "busmouse", 195 "inportmouse", 196 "ps/2", 197 "mmhitab", 198 "glidepoint", 199 "intellimouse", 200 "thinkingmouse", 201 "sysmouse", 202 "x10mouseremote", 203 "kidspad", 204 "versapad", 205 "jogdial", 206 #if notyet 207 "mariqua", 208 #endif 209 "gtco_digipad", 210 NULL 211 }; 212 213 /* models */ 214 static symtab_t rmodels[] = { 215 { "NetScroll", MOUSE_MODEL_NETSCROLL }, 216 { "NetMouse/NetScroll Optical", MOUSE_MODEL_NET }, 217 { "GlidePoint", MOUSE_MODEL_GLIDEPOINT }, 218 { "ThinkingMouse", MOUSE_MODEL_THINK }, 219 { "IntelliMouse", MOUSE_MODEL_INTELLI }, 220 { "EasyScroll/SmartScroll", MOUSE_MODEL_EASYSCROLL }, 221 { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS }, 222 { "Kidspad", MOUSE_MODEL_KIDSPAD }, 223 { "VersaPad", MOUSE_MODEL_VERSAPAD }, 224 { "IntelliMouse Explorer", MOUSE_MODEL_EXPLORER }, 225 { "4D Mouse", MOUSE_MODEL_4D }, 226 { "4D+ Mouse", MOUSE_MODEL_4DPLUS }, 227 { "Synaptics Touchpad", MOUSE_MODEL_SYNAPTICS }, 228 { "generic", MOUSE_MODEL_GENERIC }, 229 { NULL, MOUSE_MODEL_UNKNOWN }, 230 }; 231 232 /* PnP EISA/product IDs */ 233 static symtab_t pnpprod[] = { 234 /* Kensignton ThinkingMouse */ 235 { "KML0001", MOUSE_PROTO_THINK, MOUSE_MODEL_THINK }, 236 /* MS IntelliMouse */ 237 { "MSH0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 238 /* MS IntelliMouse TrackBall */ 239 { "MSH0004", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 240 /* Tremon Wheel Mouse MUSD */ 241 { "HTK0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 242 /* Genius PnP Mouse */ 243 { "KYE0001", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 244 /* MouseSystems SmartScroll Mouse (OEM from Genius?) */ 245 { "KYE0002", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 246 /* Genius NetMouse */ 247 { "KYE0003", MOUSE_PROTO_INTELLI, MOUSE_MODEL_NET }, 248 /* Genius Kidspad, Easypad and other tablets */ 249 { "KYE0005", MOUSE_PROTO_KIDSPAD, MOUSE_MODEL_KIDSPAD }, 250 /* Genius EZScroll */ 251 { "KYEEZ00", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 252 /* Logitech Cordless MouseMan Wheel */ 253 { "LGI8033", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 254 /* Logitech MouseMan (new 4 button model) */ 255 { "LGI800C", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 256 /* Logitech MouseMan+ */ 257 { "LGI8050", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 258 /* Logitech FirstMouse+ */ 259 { "LGI8051", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 260 /* Logitech serial */ 261 { "LGI8001", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 262 /* A4 Tech 4D/4D+ Mouse */ 263 { "A4W0005", MOUSE_PROTO_INTELLI, MOUSE_MODEL_4D }, 264 /* 8D Scroll Mouse */ 265 { "PEC9802", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 266 /* Mitsumi Wireless Scroll Mouse */ 267 { "MTM6401", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 268 269 /* MS bus */ 270 { "PNP0F00", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 271 /* MS serial */ 272 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 273 /* MS InPort */ 274 { "PNP0F02", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 275 /* MS PS/2 */ 276 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 277 /* 278 * EzScroll returns PNP0F04 in the compatible device field; but it 279 * doesn't look compatible... XXX 280 */ 281 /* MouseSystems */ 282 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 283 /* MouseSystems */ 284 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 285 #if notyet 286 /* Genius Mouse */ 287 { "PNP0F06", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 288 /* Genius Mouse */ 289 { "PNP0F07", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 290 #endif 291 /* Logitech serial */ 292 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 293 /* MS BallPoint serial */ 294 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 295 /* MS PnP serial */ 296 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 297 /* MS PnP BallPoint serial */ 298 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 299 /* MS serial comatible */ 300 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 301 /* MS InPort comatible */ 302 { "PNP0F0D", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 303 /* MS PS/2 comatible */ 304 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 305 /* MS BallPoint comatible */ 306 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 307 #if notyet 308 /* TI QuickPort */ 309 { "PNP0F10", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 310 #endif 311 /* MS bus comatible */ 312 { "PNP0F11", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 313 /* Logitech PS/2 */ 314 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 315 /* PS/2 */ 316 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 317 #if notyet 318 /* MS Kids Mouse */ 319 { "PNP0F14", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 320 #endif 321 /* Logitech bus */ 322 { "PNP0F15", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 323 #if notyet 324 /* Logitech SWIFT */ 325 { "PNP0F16", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 326 #endif 327 /* Logitech serial compat */ 328 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 329 /* Logitech bus compatible */ 330 { "PNP0F18", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 331 /* Logitech PS/2 compatible */ 332 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 333 #if notyet 334 /* Logitech SWIFT compatible */ 335 { "PNP0F1A", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 336 /* HP Omnibook */ 337 { "PNP0F1B", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 338 /* Compaq LTE TrackBall PS/2 */ 339 { "PNP0F1C", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 340 /* Compaq LTE TrackBall serial */ 341 { "PNP0F1D", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 342 /* MS Kidts Trackball */ 343 { "PNP0F1E", MOUSE_PROTO_XXX, MOUSE_MODEL_GENERIC }, 344 #endif 345 /* Interlink VersaPad */ 346 { "LNK0001", MOUSE_PROTO_VERSAPAD, MOUSE_MODEL_VERSAPAD }, 347 348 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 349 }; 350 351 /* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 352 static unsigned short rodentcflags[] = 353 { 354 (CS7 | CREAD | CLOCAL | HUPCL), /* MicroSoft */ 355 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* MouseSystems */ 356 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Logitech */ 357 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* MMSeries */ 358 (CS7 | CREAD | CLOCAL | HUPCL), /* MouseMan */ 359 0, /* Bus */ 360 0, /* InPort */ 361 0, /* PS/2 */ 362 (CS8 | CREAD | CLOCAL | HUPCL), /* MM HitTablet */ 363 (CS7 | CREAD | CLOCAL | HUPCL), /* GlidePoint */ 364 (CS7 | CREAD | CLOCAL | HUPCL), /* IntelliMouse */ 365 (CS7 | CREAD | CLOCAL | HUPCL), /* Thinking Mouse */ 366 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* sysmouse */ 367 (CS7 | CREAD | CLOCAL | HUPCL), /* X10 MouseRemote */ 368 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL), /* kidspad etc. */ 369 (CS8 | CREAD | CLOCAL | HUPCL), /* VersaPad */ 370 0, /* JogDial */ 371 #if notyet 372 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL), /* Mariqua */ 373 #endif 374 (CS8 | CREAD | HUPCL ), /* GTCO Digi-Pad */ 375 }; 376 377 static struct rodentparam { 378 int flags; 379 char *portname; /* /dev/XXX */ 380 int rtype; /* MOUSE_PROTO_XXX */ 381 int level; /* operation level: 0 or greater */ 382 int baudrate; 383 int rate; /* report rate */ 384 int resolution; /* MOUSE_RES_XXX or a positive number */ 385 int zmap[4]; /* MOUSE_{X|Y}AXIS or a button number */ 386 int wmode; /* wheel mode button number */ 387 int mfd; /* mouse file descriptor */ 388 int cfd; /* /dev/consolectl file descriptor */ 389 int mremsfd; /* mouse remote server file descriptor */ 390 int mremcfd; /* mouse remote client file descriptor */ 391 long clickthreshold; /* double click speed in msec */ 392 long button2timeout; /* 3 button emulation timeout */ 393 mousehw_t hw; /* mouse device hardware information */ 394 mousemode_t mode; /* protocol information */ 395 float accelx; /* Acceleration in the X axis */ 396 float accely; /* Acceleration in the Y axis */ 397 int scrollthreshold; /* Movement distance before virtual scrolling */ 398 } rodent = { 399 .flags = 0, 400 .portname = NULL, 401 .rtype = MOUSE_PROTO_UNKNOWN, 402 .level = -1, 403 .baudrate = 1200, 404 .rate = 0, 405 .resolution = MOUSE_RES_UNKNOWN, 406 .zmap = { 0, 0, 0, 0 }, 407 .wmode = 0, 408 .mfd = -1, 409 .cfd = -1, 410 .mremsfd = -1, 411 .mremcfd = -1, 412 .clickthreshold = DFLT_CLICKTHRESHOLD, 413 .button2timeout = DFLT_BUTTON2TIMEOUT, 414 .accelx = 1.0, 415 .accely = 1.0, 416 .scrollthreshold = DFLT_SCROLLTHRESHOLD, 417 }; 418 419 /* button status */ 420 struct button_state { 421 int count; /* 0: up, 1: single click, 2: double click,... */ 422 struct timeval tv; /* timestamp on the last button event */ 423 }; 424 static struct button_state bstate[MOUSE_MAXBUTTON]; /* button state */ 425 static struct button_state *mstate[MOUSE_MAXBUTTON];/* mapped button st.*/ 426 static struct button_state zstate[4]; /* Z/W axis state */ 427 428 /* state machine for 3 button emulation */ 429 430 #define S0 0 /* start */ 431 #define S1 1 /* button 1 delayed down */ 432 #define S2 2 /* button 3 delayed down */ 433 #define S3 3 /* both buttons down -> button 2 down */ 434 #define S4 4 /* button 1 delayed up */ 435 #define S5 5 /* button 1 down */ 436 #define S6 6 /* button 3 down */ 437 #define S7 7 /* both buttons down */ 438 #define S8 8 /* button 3 delayed up */ 439 #define S9 9 /* button 1 or 3 up after S3 */ 440 441 #define A(b1, b3) (((b1) ? 2 : 0) | ((b3) ? 1 : 0)) 442 #define A_TIMEOUT 4 443 #define S_DELAYED(st) (states[st].s[A_TIMEOUT] != (st)) 444 445 static struct { 446 int s[A_TIMEOUT + 1]; 447 int buttons; 448 int mask; 449 int timeout; 450 } states[10] = { 451 /* S0 */ 452 { { S0, S2, S1, S3, S0 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 453 /* S1 */ 454 { { S4, S2, S1, S3, S5 }, 0, ~MOUSE_BUTTON1DOWN, FALSE }, 455 /* S2 */ 456 { { S8, S2, S1, S3, S6 }, 0, ~MOUSE_BUTTON3DOWN, FALSE }, 457 /* S3 */ 458 { { S0, S9, S9, S3, S3 }, MOUSE_BUTTON2DOWN, ~0, FALSE }, 459 /* S4 */ 460 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON1DOWN, ~0, TRUE }, 461 /* S5 */ 462 { { S0, S2, S5, S7, S5 }, MOUSE_BUTTON1DOWN, ~0, FALSE }, 463 /* S6 */ 464 { { S0, S6, S1, S7, S6 }, MOUSE_BUTTON3DOWN, ~0, FALSE }, 465 /* S7 */ 466 { { S0, S6, S5, S7, S7 }, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, ~0, FALSE }, 467 /* S8 */ 468 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON3DOWN, ~0, TRUE }, 469 /* S9 */ 470 { { S0, S9, S9, S3, S9 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 471 }; 472 static int mouse_button_state; 473 static struct timeval mouse_button_state_tv; 474 static int mouse_move_delayed; 475 476 static jmp_buf env; 477 478 static int drift_distance = 4; /* max steps X+Y */ 479 static int drift_time = 500; /* in 0.5 sec */ 480 static struct timeval drift_time_tv; 481 static struct timeval drift_2time_tv; /* 2*drift_time */ 482 static int drift_after = 4000; /* 4 sec */ 483 static struct timeval drift_after_tv; 484 static int drift_terminate = FALSE; 485 static struct timeval drift_current_tv; 486 static struct timeval drift_tmp; 487 static struct timeval drift_last_activity = {0,0}; 488 static struct drift_xy { 489 int x; int y; } drift_last = {0,0}; /* steps in last drift_time */ 490 static struct timeval drift_since = {0,0}; 491 static struct drift_xy drift_previous={0,0}; /* steps in previous drift_time */ 492 493 /* function prototypes */ 494 495 static void moused(void); 496 static void hup(int sig); 497 static void cleanup(int sig); 498 static void pause_mouse(int sig); 499 static void usage(void); 500 static void log_or_warn(int log_pri, int errnum, const char *fmt, ...) 501 __printflike(3, 4); 502 503 static int r_identify(void); 504 static char *r_if(int type); 505 static char *r_name(int type); 506 static char *r_model(int model); 507 static void r_init(void); 508 static int r_protocol(u_char b, mousestatus_t *act); 509 static int r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans); 510 static int r_installmap(char *arg); 511 static void r_map(mousestatus_t *act1, mousestatus_t *act2); 512 static void r_timestamp(mousestatus_t *act); 513 static int r_timeout(void); 514 static void r_click(mousestatus_t *act); 515 static void setmousespeed(int old, int new, unsigned cflag); 516 517 static int pnpwakeup1(void); 518 static int pnpwakeup2(void); 519 static int pnpgets(char *buf); 520 static int pnpparse(pnpid_t *id, char *buf, int len); 521 static symtab_t *pnpproto(pnpid_t *id); 522 523 static symtab_t *gettoken(symtab_t *tab, char *s, int len); 524 static char *gettokenname(symtab_t *tab, int val); 525 526 static void mremote_serversetup(); 527 static void mremote_clientchg(int add); 528 529 static int kidspad(u_char rxc, mousestatus_t *act); 530 static int gtco_digipad(u_char, mousestatus_t *); 531 532 static int usbmodule(void); 533 534 int 535 main(int argc, char *argv[]) 536 { 537 int c; 538 int i; 539 int j; 540 int retry; 541 542 for (i = 0; i < MOUSE_MAXBUTTON; ++i) 543 mstate[i] = &bstate[i]; 544 545 while ((c = getopt(argc, argv, "3C:DE:F:HI:PRS:T:VU:a:cdfhi:l:m:p:r:st:w:z:")) != -1) 546 switch(c) { 547 548 case '3': 549 rodent.flags |= Emulate3Button; 550 break; 551 552 case 'E': 553 rodent.button2timeout = atoi(optarg); 554 if ((rodent.button2timeout < 0) || 555 (rodent.button2timeout > MAX_BUTTON2TIMEOUT)) { 556 warnx("invalid argument `%s'", optarg); 557 usage(); 558 } 559 break; 560 561 case 'a': 562 i = sscanf(optarg, "%f,%f", &rodent.accelx, &rodent.accely); 563 if (i == 0) { 564 warnx("invalid acceleration argument '%s'", optarg); 565 usage(); 566 } 567 568 if (i == 1) 569 rodent.accely = rodent.accelx; 570 571 break; 572 573 case 'c': 574 rodent.flags |= ChordMiddle; 575 break; 576 577 case 'd': 578 ++debug; 579 break; 580 581 case 'f': 582 nodaemon = TRUE; 583 break; 584 585 case 'i': 586 if (strcmp(optarg, "all") == 0) 587 identify = ID_ALL; 588 else if (strcmp(optarg, "port") == 0) 589 identify = ID_PORT; 590 else if (strcmp(optarg, "if") == 0) 591 identify = ID_IF; 592 else if (strcmp(optarg, "type") == 0) 593 identify = ID_TYPE; 594 else if (strcmp(optarg, "model") == 0) 595 identify = ID_MODEL; 596 else { 597 warnx("invalid argument `%s'", optarg); 598 usage(); 599 } 600 nodaemon = TRUE; 601 break; 602 603 case 'l': 604 rodent.level = atoi(optarg); 605 if ((rodent.level < 0) || (rodent.level > 4)) { 606 warnx("invalid argument `%s'", optarg); 607 usage(); 608 } 609 break; 610 611 case 'm': 612 if (!r_installmap(optarg)) { 613 warnx("invalid argument `%s'", optarg); 614 usage(); 615 } 616 break; 617 618 case 'p': 619 rodent.portname = optarg; 620 break; 621 622 case 'r': 623 if (strcmp(optarg, "high") == 0) 624 rodent.resolution = MOUSE_RES_HIGH; 625 else if (strcmp(optarg, "medium-high") == 0) 626 rodent.resolution = MOUSE_RES_HIGH; 627 else if (strcmp(optarg, "medium-low") == 0) 628 rodent.resolution = MOUSE_RES_MEDIUMLOW; 629 else if (strcmp(optarg, "low") == 0) 630 rodent.resolution = MOUSE_RES_LOW; 631 else if (strcmp(optarg, "default") == 0) 632 rodent.resolution = MOUSE_RES_DEFAULT; 633 else { 634 rodent.resolution = atoi(optarg); 635 if (rodent.resolution <= 0) { 636 warnx("invalid argument `%s'", optarg); 637 usage(); 638 } 639 } 640 break; 641 642 case 's': 643 rodent.baudrate = 9600; 644 break; 645 646 case 'w': 647 i = atoi(optarg); 648 if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { 649 warnx("invalid argument `%s'", optarg); 650 usage(); 651 } 652 rodent.wmode = 1 << (i - 1); 653 break; 654 655 case 'z': 656 if (strcmp(optarg, "x") == 0) 657 rodent.zmap[0] = MOUSE_XAXIS; 658 else if (strcmp(optarg, "y") == 0) 659 rodent.zmap[0] = MOUSE_YAXIS; 660 else { 661 i = atoi(optarg); 662 /* 663 * Use button i for negative Z axis movement and 664 * button (i + 1) for positive Z axis movement. 665 */ 666 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 667 warnx("invalid argument `%s'", optarg); 668 usage(); 669 } 670 rodent.zmap[0] = i; 671 rodent.zmap[1] = i + 1; 672 debug("optind: %d, optarg: '%s'", optind, optarg); 673 for (j = 1; j < 4; ++j) { 674 if ((optind >= argc) || !isdigit(*argv[optind])) 675 break; 676 i = atoi(argv[optind]); 677 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 678 warnx("invalid argument `%s'", argv[optind]); 679 usage(); 680 } 681 rodent.zmap[j] = i; 682 ++optind; 683 } 684 if ((rodent.zmap[2] != 0) && (rodent.zmap[3] == 0)) 685 rodent.zmap[3] = rodent.zmap[2] + 1; 686 } 687 break; 688 689 case 'C': 690 rodent.clickthreshold = atoi(optarg); 691 if ((rodent.clickthreshold < 0) || 692 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 693 warnx("invalid argument `%s'", optarg); 694 usage(); 695 } 696 break; 697 698 case 'D': 699 rodent.flags |= ClearDTR; 700 break; 701 702 case 'F': 703 rodent.rate = atoi(optarg); 704 if (rodent.rate <= 0) { 705 warnx("invalid argument `%s'", optarg); 706 usage(); 707 } 708 break; 709 710 case 'H': 711 rodent.flags |= HVirtualScroll; 712 break; 713 714 case 'I': 715 pidfile = optarg; 716 break; 717 718 case 'P': 719 rodent.flags |= NoPnP; 720 break; 721 722 case 'R': 723 rodent.flags |= ClearRTS; 724 break; 725 726 case 'S': 727 rodent.baudrate = atoi(optarg); 728 if (rodent.baudrate <= 0) { 729 warnx("invalid argument `%s'", optarg); 730 usage(); 731 } 732 debug("rodent baudrate %d", rodent.baudrate); 733 break; 734 735 case 'T': 736 drift_terminate = TRUE; 737 sscanf(optarg, "%d,%d,%d", &drift_distance, &drift_time, 738 &drift_after); 739 if (drift_distance <= 0 || drift_time <= 0 || drift_after <= 0) { 740 warnx("invalid argument `%s'", optarg); 741 usage(); 742 } 743 debug("terminate drift: distance %d, time %d, after %d", 744 drift_distance, drift_time, drift_after); 745 drift_time_tv.tv_sec = drift_time/1000; 746 drift_time_tv.tv_usec = (drift_time%1000)*1000; 747 drift_2time_tv.tv_sec = (drift_time*=2)/1000; 748 drift_2time_tv.tv_usec = (drift_time%1000)*1000; 749 drift_after_tv.tv_sec = drift_after/1000; 750 drift_after_tv.tv_usec = (drift_after%1000)*1000; 751 break; 752 753 case 't': 754 if (strcmp(optarg, "auto") == 0) { 755 rodent.rtype = MOUSE_PROTO_UNKNOWN; 756 rodent.flags &= ~NoPnP; 757 rodent.level = -1; 758 break; 759 } 760 for (i = 0; rnames[i]; i++) 761 if (strcmp(optarg, rnames[i]) == 0) { 762 rodent.rtype = i; 763 rodent.flags |= NoPnP; 764 rodent.level = (i == MOUSE_PROTO_SYSMOUSE) ? 1 : 0; 765 break; 766 } 767 if (rnames[i]) 768 break; 769 warnx("no such mouse type `%s'", optarg); 770 usage(); 771 772 case 'V': 773 rodent.flags |= VirtualScroll; 774 break; 775 case 'U': 776 rodent.scrollthreshold = atoi(optarg); 777 if (rodent.scrollthreshold < 0) { 778 warnx("invalid argument `%s'", optarg); 779 usage(); 780 } 781 break; 782 783 case 'h': 784 case '?': 785 default: 786 usage(); 787 } 788 789 /* fix Z axis mapping */ 790 for (i = 0; i < 4; ++i) { 791 if (rodent.zmap[i] > 0) { 792 for (j = 0; j < MOUSE_MAXBUTTON; ++j) { 793 if (mstate[j] == &bstate[rodent.zmap[i] - 1]) 794 mstate[j] = &zstate[i]; 795 } 796 rodent.zmap[i] = 1 << (rodent.zmap[i] - 1); 797 } 798 } 799 800 /* the default port name */ 801 switch(rodent.rtype) { 802 803 case MOUSE_PROTO_INPORT: 804 /* INPORT and BUS are the same... */ 805 rodent.rtype = MOUSE_PROTO_BUS; 806 /* FALLTHROUGH */ 807 case MOUSE_PROTO_BUS: 808 if (!rodent.portname) 809 rodent.portname = "/dev/mse0"; 810 break; 811 812 case MOUSE_PROTO_PS2: 813 if (!rodent.portname) 814 rodent.portname = "/dev/psm0"; 815 break; 816 817 default: 818 if (rodent.portname) 819 break; 820 warnx("no port name specified"); 821 usage(); 822 } 823 824 retry = 1; 825 if (strncmp(rodent.portname, "/dev/ums", 8) == 0) { 826 if (usbmodule() != 0) 827 retry = 5; 828 } 829 830 for (;;) { 831 if (setjmp(env) == 0) { 832 signal(SIGHUP, hup); 833 signal(SIGINT , cleanup); 834 signal(SIGQUIT, cleanup); 835 signal(SIGTERM, cleanup); 836 signal(SIGUSR1, pause_mouse); 837 for (i = 0; i < retry; ++i) { 838 if (i > 0) 839 sleep(2); 840 rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK); 841 if (rodent.mfd != -1 || errno != ENOENT) 842 break; 843 } 844 if (rodent.mfd == -1) 845 logerr(1, "unable to open %s", rodent.portname); 846 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 847 logwarnx("cannot determine mouse type on %s", rodent.portname); 848 close(rodent.mfd); 849 rodent.mfd = -1; 850 } 851 852 /* print some information */ 853 if (identify != ID_NONE) { 854 if (identify == ID_ALL) 855 printf("%s %s %s %s\n", 856 rodent.portname, r_if(rodent.hw.iftype), 857 r_name(rodent.rtype), r_model(rodent.hw.model)); 858 else if (identify & ID_PORT) 859 printf("%s\n", rodent.portname); 860 else if (identify & ID_IF) 861 printf("%s\n", r_if(rodent.hw.iftype)); 862 else if (identify & ID_TYPE) 863 printf("%s\n", r_name(rodent.rtype)); 864 else if (identify & ID_MODEL) 865 printf("%s\n", r_model(rodent.hw.model)); 866 exit(0); 867 } else { 868 debug("port: %s interface: %s type: %s model: %s", 869 rodent.portname, r_if(rodent.hw.iftype), 870 r_name(rodent.rtype), r_model(rodent.hw.model)); 871 } 872 873 if (rodent.mfd == -1) { 874 /* 875 * We cannot continue because of error. Exit if the 876 * program has not become a daemon. Otherwise, block 877 * until the the user corrects the problem and issues SIGHUP. 878 */ 879 if (!background) 880 exit(1); 881 sigpause(0); 882 } 883 884 r_init(); /* call init function */ 885 moused(); 886 } 887 888 if (rodent.mfd != -1) 889 close(rodent.mfd); 890 if (rodent.cfd != -1) 891 close(rodent.cfd); 892 rodent.mfd = rodent.cfd = -1; 893 } 894 /* NOT REACHED */ 895 896 exit(0); 897 } 898 899 static int 900 usbmodule(void) 901 { 902 return (kld_isloaded("uhub/ums") || kld_load("ums") != -1); 903 } 904 905 static void 906 moused(void) 907 { 908 struct mouse_info mouse; 909 mousestatus_t action0; /* original mouse action */ 910 mousestatus_t action; /* interrim buffer */ 911 mousestatus_t action2; /* mapped action */ 912 struct timeval timeout; 913 fd_set fds; 914 u_char b; 915 pid_t mpid; 916 int flags; 917 int c; 918 int i; 919 920 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 921 logerr(1, "cannot open /dev/consolectl"); 922 923 if (!nodaemon && !background) { 924 pfh = pidfile_open(pidfile, 0600, &mpid); 925 if (pfh == NULL) { 926 if (errno == EEXIST) 927 logerrx(1, "moused already running, pid: %d", mpid); 928 logwarn("cannot open pid file"); 929 } 930 if (daemon(0, 0)) { 931 int saved_errno = errno; 932 pidfile_remove(pfh); 933 errno = saved_errno; 934 logerr(1, "failed to become a daemon"); 935 } else { 936 background = TRUE; 937 pidfile_write(pfh); 938 } 939 } 940 941 /* clear mouse data */ 942 bzero(&action0, sizeof(action0)); 943 bzero(&action, sizeof(action)); 944 bzero(&action2, sizeof(action2)); 945 bzero(&mouse, sizeof(mouse)); 946 mouse_button_state = S0; 947 gettimeofday(&mouse_button_state_tv, NULL); 948 mouse_move_delayed = 0; 949 for (i = 0; i < MOUSE_MAXBUTTON; ++i) { 950 bstate[i].count = 0; 951 bstate[i].tv = mouse_button_state_tv; 952 } 953 for (i = 0; i < sizeof(zstate)/sizeof(zstate[0]); ++i) { 954 zstate[i].count = 0; 955 zstate[i].tv = mouse_button_state_tv; 956 } 957 958 /* choose which ioctl command to use */ 959 mouse.operation = MOUSE_MOTION_EVENT; 960 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 961 962 /* process mouse data */ 963 timeout.tv_sec = 0; 964 timeout.tv_usec = 20000; /* 20 msec */ 965 for (;;) { 966 967 FD_ZERO(&fds); 968 FD_SET(rodent.mfd, &fds); 969 if (rodent.mremsfd >= 0) 970 FD_SET(rodent.mremsfd, &fds); 971 if (rodent.mremcfd >= 0) 972 FD_SET(rodent.mremcfd, &fds); 973 974 c = select(FD_SETSIZE, &fds, NULL, NULL, 975 (rodent.flags & Emulate3Button) ? &timeout : NULL); 976 if (c < 0) { /* error */ 977 logwarn("failed to read from mouse"); 978 continue; 979 } else if (c == 0) { /* timeout */ 980 /* assert(rodent.flags & Emulate3Button) */ 981 action0.button = action0.obutton; 982 action0.dx = action0.dy = action0.dz = 0; 983 action0.flags = flags = 0; 984 if (r_timeout() && r_statetrans(&action0, &action, A_TIMEOUT)) { 985 if (debug > 2) 986 debug("flags:%08x buttons:%08x obuttons:%08x", 987 action.flags, action.button, action.obutton); 988 } else { 989 action0.obutton = action0.button; 990 continue; 991 } 992 } else { 993 /* MouseRemote client connect/disconnect */ 994 if ((rodent.mremsfd >= 0) && FD_ISSET(rodent.mremsfd, &fds)) { 995 mremote_clientchg(TRUE); 996 continue; 997 } 998 if ((rodent.mremcfd >= 0) && FD_ISSET(rodent.mremcfd, &fds)) { 999 mremote_clientchg(FALSE); 1000 continue; 1001 } 1002 /* mouse movement */ 1003 if (read(rodent.mfd, &b, 1) == -1) { 1004 if (errno == EWOULDBLOCK) 1005 continue; 1006 else 1007 return; 1008 } 1009 if ((flags = r_protocol(b, &action0)) == 0) 1010 continue; 1011 1012 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1013 /* Allow middle button drags to scroll up and down */ 1014 if (action0.button == MOUSE_BUTTON2DOWN) { 1015 if (scroll_state == SCROLL_NOTSCROLLING) { 1016 scroll_state = SCROLL_PREPARE; 1017 debug("PREPARING TO SCROLL"); 1018 } 1019 debug("[BUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1020 action.flags, action.button, action.obutton); 1021 } else { 1022 debug("[NOTBUTTON2] flags:%08x buttons:%08x obuttons:%08x", 1023 action.flags, action.button, action.obutton); 1024 1025 /* This isn't a middle button down... move along... */ 1026 if (scroll_state == SCROLL_SCROLLING) { 1027 /* 1028 * We were scrolling, someone let go of button 2. 1029 * Now turn autoscroll off. 1030 */ 1031 scroll_state = SCROLL_NOTSCROLLING; 1032 debug("DONE WITH SCROLLING / %d", scroll_state); 1033 } else if (scroll_state == SCROLL_PREPARE) { 1034 mousestatus_t newaction = action0; 1035 1036 /* We were preparing to scroll, but we never moved... */ 1037 r_timestamp(&action0); 1038 r_statetrans(&action0, &newaction, 1039 A(newaction.button & MOUSE_BUTTON1DOWN, 1040 action0.button & MOUSE_BUTTON3DOWN)); 1041 1042 /* Send middle down */ 1043 newaction.button = MOUSE_BUTTON2DOWN; 1044 r_click(&newaction); 1045 1046 /* Send middle up */ 1047 r_timestamp(&newaction); 1048 newaction.obutton = newaction.button; 1049 newaction.button = action0.button; 1050 r_click(&newaction); 1051 } 1052 } 1053 } 1054 1055 r_timestamp(&action0); 1056 r_statetrans(&action0, &action, 1057 A(action0.button & MOUSE_BUTTON1DOWN, 1058 action0.button & MOUSE_BUTTON3DOWN)); 1059 debug("flags:%08x buttons:%08x obuttons:%08x", action.flags, 1060 action.button, action.obutton); 1061 } 1062 action0.obutton = action0.button; 1063 flags &= MOUSE_POSCHANGED; 1064 flags |= action.obutton ^ action.button; 1065 action.flags = flags; 1066 1067 if (flags) { /* handler detected action */ 1068 r_map(&action, &action2); 1069 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1070 action2.button, action2.dx, action2.dy, action2.dz); 1071 1072 if ((rodent.flags & VirtualScroll) || (rodent.flags & HVirtualScroll)) { 1073 /* 1074 * If *only* the middle button is pressed AND we are moving 1075 * the stick/trackpoint/nipple, scroll! 1076 */ 1077 if (scroll_state == SCROLL_PREPARE) { 1078 /* Ok, Set we're really scrolling now.... */ 1079 if (action2.dy || action2.dx) 1080 scroll_state = SCROLL_SCROLLING; 1081 } 1082 if (scroll_state == SCROLL_SCROLLING) { 1083 if (rodent.flags & VirtualScroll) { 1084 scroll_movement += action2.dy; 1085 debug("SCROLL: %d", scroll_movement); 1086 1087 if (scroll_movement < -rodent.scrollthreshold) { 1088 /* Scroll down */ 1089 action2.dz = -1; 1090 scroll_movement = 0; 1091 } 1092 else if (scroll_movement > rodent.scrollthreshold) { 1093 /* Scroll up */ 1094 action2.dz = 1; 1095 scroll_movement = 0; 1096 } 1097 } 1098 if (rodent.flags & HVirtualScroll) { 1099 hscroll_movement += action2.dx; 1100 debug("HORIZONTAL SCROLL: %d", hscroll_movement); 1101 1102 if (hscroll_movement < -rodent.scrollthreshold) { 1103 action2.dz = -2; 1104 hscroll_movement = 0; 1105 } 1106 else if (hscroll_movement > rodent.scrollthreshold) { 1107 action2.dz = 2; 1108 hscroll_movement = 0; 1109 } 1110 } 1111 1112 /* Don't move while scrolling */ 1113 action2.dx = action2.dy = 0; 1114 } 1115 } 1116 1117 if (drift_terminate) { 1118 if (flags != MOUSE_POSCHANGED || action.dz || action2.dz) 1119 drift_last_activity = drift_current_tv; 1120 else { 1121 /* X or/and Y movement only - possibly drift */ 1122 timersub(&drift_current_tv,&drift_last_activity,&drift_tmp); 1123 if (timercmp(&drift_tmp, &drift_after_tv, >)) { 1124 timersub(&drift_current_tv, &drift_since, &drift_tmp); 1125 if (timercmp(&drift_tmp, &drift_time_tv, <)) { 1126 drift_last.x += action2.dx; 1127 drift_last.y += action2.dy; 1128 } else { 1129 /* discard old accumulated steps (drift) */ 1130 if (timercmp(&drift_tmp, &drift_2time_tv, >)) 1131 drift_previous.x = drift_previous.y = 0; 1132 else 1133 drift_previous = drift_last; 1134 drift_last.x = action2.dx; 1135 drift_last.y = action2.dy; 1136 drift_since = drift_current_tv; 1137 } 1138 if (abs(drift_last.x) + abs(drift_last.y) 1139 > drift_distance) { 1140 /* real movement, pass all accumulated steps */ 1141 action2.dx = drift_previous.x + drift_last.x; 1142 action2.dy = drift_previous.y + drift_last.y; 1143 /* and reset accumulators */ 1144 timerclear(&drift_since); 1145 drift_last.x = drift_last.y = 0; 1146 /* drift_previous will be cleared at next movement*/ 1147 drift_last_activity = drift_current_tv; 1148 } else { 1149 continue; /* don't pass current movement to 1150 * console driver */ 1151 } 1152 } 1153 } 1154 } 1155 1156 if (extioctl) { 1157 /* Defer clicks until we aren't VirtualScroll'ing. */ 1158 if (scroll_state == SCROLL_NOTSCROLLING) 1159 r_click(&action2); 1160 1161 if (action2.flags & MOUSE_POSCHANGED) { 1162 mouse.operation = MOUSE_MOTION_EVENT; 1163 mouse.u.data.buttons = action2.button; 1164 mouse.u.data.x = action2.dx * rodent.accelx; 1165 mouse.u.data.y = action2.dy * rodent.accely; 1166 mouse.u.data.z = action2.dz; 1167 if (debug < 2) 1168 if (!paused) 1169 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1170 } 1171 } else { 1172 mouse.operation = MOUSE_ACTION; 1173 mouse.u.data.buttons = action2.button; 1174 mouse.u.data.x = action2.dx * rodent.accelx; 1175 mouse.u.data.y = action2.dy * rodent.accely; 1176 mouse.u.data.z = action2.dz; 1177 if (debug < 2) 1178 if (!paused) 1179 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1180 } 1181 1182 /* 1183 * If the Z axis movement is mapped to an imaginary physical 1184 * button, we need to cook up a corresponding button `up' event 1185 * after sending a button `down' event. 1186 */ 1187 if ((rodent.zmap[0] > 0) && (action.dz != 0)) { 1188 action.obutton = action.button; 1189 action.dx = action.dy = action.dz = 0; 1190 r_map(&action, &action2); 1191 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 1192 action2.button, action2.dx, action2.dy, action2.dz); 1193 1194 if (extioctl) { 1195 r_click(&action2); 1196 } else { 1197 mouse.operation = MOUSE_ACTION; 1198 mouse.u.data.buttons = action2.button; 1199 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 1200 if (debug < 2) 1201 if (!paused) 1202 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 1203 } 1204 } 1205 } 1206 } 1207 /* NOT REACHED */ 1208 } 1209 1210 static void 1211 hup(int sig) 1212 { 1213 longjmp(env, 1); 1214 } 1215 1216 static void 1217 cleanup(int sig) 1218 { 1219 if (rodent.rtype == MOUSE_PROTO_X10MOUSEREM) 1220 unlink(_PATH_MOUSEREMOTE); 1221 exit(0); 1222 } 1223 1224 static void 1225 pause_mouse(int sig) 1226 { 1227 paused = !paused; 1228 } 1229 1230 /** 1231 ** usage 1232 ** 1233 ** Complain, and free the CPU for more worthy tasks 1234 **/ 1235 static void 1236 usage(void) 1237 { 1238 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n", 1239 "usage: moused [-DRcdfs] [-I file] [-F rate] [-r resolution] [-S baudrate]", 1240 " [-VH [-U threshold]] [-a X[,Y]] [-C threshold] [-m N=M] [-w N]", 1241 " [-z N] [-t <mousetype>] [-l level] [-3 [-E timeout]]", 1242 " [-T distance[,time[,after]]] -p <port>", 1243 " moused [-d] -i <port|if|type|model|all> -p <port>"); 1244 exit(1); 1245 } 1246 1247 /* 1248 * Output an error message to syslog or stderr as appropriate. If 1249 * `errnum' is non-zero, append its string form to the message. 1250 */ 1251 static void 1252 log_or_warn(int log_pri, int errnum, const char *fmt, ...) 1253 { 1254 va_list ap; 1255 char buf[256]; 1256 1257 va_start(ap, fmt); 1258 vsnprintf(buf, sizeof(buf), fmt, ap); 1259 va_end(ap); 1260 if (errnum) { 1261 strlcat(buf, ": ", sizeof(buf)); 1262 strlcat(buf, strerror(errnum), sizeof(buf)); 1263 } 1264 1265 if (background) 1266 syslog(log_pri, "%s", buf); 1267 else 1268 warnx("%s", buf); 1269 } 1270 1271 /** 1272 ** Mouse interface code, courtesy of XFree86 3.1.2. 1273 ** 1274 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 1275 ** to clean, reformat and rationalise naming, it's quite possible that 1276 ** some things in here have been broken. 1277 ** 1278 ** I hope not 8) 1279 ** 1280 ** The following code is derived from a module marked : 1281 **/ 1282 1283 /* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 1284 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 1285 17:03:40 dawes Exp $ */ 1286 /* 1287 * 1288 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 1289 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1290 * 1291 * Permission to use, copy, modify, distribute, and sell this software and its 1292 * documentation for any purpose is hereby granted without fee, provided that 1293 * the above copyright notice appear in all copies and that both that 1294 * copyright notice and this permission notice appear in supporting 1295 * documentation, and that the names of Thomas Roell and David Dawes not be 1296 * used in advertising or publicity pertaining to distribution of the 1297 * software without specific, written prior permission. Thomas Roell 1298 * and David Dawes makes no representations about the suitability of this 1299 * software for any purpose. It is provided "as is" without express or 1300 * implied warranty. 1301 * 1302 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 1303 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1304 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 1305 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1306 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1307 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1308 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1309 * 1310 */ 1311 1312 /** 1313 ** GlidePoint support from XFree86 3.2. 1314 ** Derived from the module: 1315 **/ 1316 1317 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 1318 /* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 1319 1320 /* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 1321 static unsigned char proto[][7] = { 1322 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 1323 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 1324 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 1325 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 1326 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 1327 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ 1328 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 1329 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 1330 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 1331 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 1332 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 1333 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 1334 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 1335 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 1336 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* X10 MouseRem */ 1337 { 0x80, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* KIDSPAD */ 1338 { 0xc3, 0xc0, 0x00, 0x00, 6, 0x00, 0xff }, /* VersaPad */ 1339 { 0x00, 0x00, 0x00, 0x00, 1, 0x00, 0xff }, /* JogDial */ 1340 #if notyet 1341 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 1342 #endif 1343 }; 1344 static unsigned char cur_proto[7]; 1345 1346 static int 1347 r_identify(void) 1348 { 1349 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 1350 pnpid_t pnpid; 1351 symtab_t *t; 1352 int level; 1353 int len; 1354 1355 /* set the driver operation level, if applicable */ 1356 if (rodent.level < 0) 1357 rodent.level = 1; 1358 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 1359 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 1360 1361 /* 1362 * Interrogate the driver and get some intelligence on the device... 1363 * The following ioctl functions are not always supported by device 1364 * drivers. When the driver doesn't support them, we just trust the 1365 * user to supply valid information. 1366 */ 1367 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 1368 rodent.hw.model = MOUSE_MODEL_GENERIC; 1369 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 1370 1371 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1372 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1373 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1374 rodent.mode.rate = -1; 1375 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 1376 rodent.mode.accelfactor = 0; 1377 rodent.mode.level = 0; 1378 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 1379 if ((rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) 1380 || (rodent.mode.protocol >= sizeof(proto)/sizeof(proto[0]))) { 1381 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 1382 return MOUSE_PROTO_UNKNOWN; 1383 } else { 1384 /* INPORT and BUS are the same... */ 1385 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1386 rodent.mode.protocol = MOUSE_PROTO_BUS; 1387 if (rodent.mode.protocol != rodent.rtype) { 1388 /* Hmm, the driver doesn't agree with the user... */ 1389 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1390 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1391 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1392 r_name(rodent.mode.protocol)); 1393 rodent.rtype = rodent.mode.protocol; 1394 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1395 } 1396 } 1397 cur_proto[4] = rodent.mode.packetsize; 1398 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 1399 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 1400 } 1401 1402 /* maybe this is a PnP mouse... */ 1403 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 1404 1405 if (rodent.flags & NoPnP) 1406 return rodent.rtype; 1407 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 1408 return rodent.rtype; 1409 1410 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 1411 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 1412 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 1413 pnpid.ndescription, pnpid.ndescription, pnpid.description); 1414 1415 /* we have a valid PnP serial device ID */ 1416 rodent.hw.iftype = MOUSE_IF_SERIAL; 1417 t = pnpproto(&pnpid); 1418 if (t != NULL) { 1419 rodent.mode.protocol = t->val; 1420 rodent.hw.model = t->val2; 1421 } else { 1422 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1423 } 1424 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1425 rodent.mode.protocol = MOUSE_PROTO_BUS; 1426 1427 /* make final adjustment */ 1428 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 1429 if (rodent.mode.protocol != rodent.rtype) { 1430 /* Hmm, the device doesn't agree with the user... */ 1431 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1432 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1433 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1434 r_name(rodent.mode.protocol)); 1435 rodent.rtype = rodent.mode.protocol; 1436 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1437 } 1438 } 1439 } 1440 1441 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 1442 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 1443 cur_proto[4], cur_proto[5], cur_proto[6]); 1444 1445 return rodent.rtype; 1446 } 1447 1448 static char * 1449 r_if(int iftype) 1450 { 1451 char *s; 1452 1453 s = gettokenname(rifs, iftype); 1454 return (s == NULL) ? "unknown" : s; 1455 } 1456 1457 static char * 1458 r_name(int type) 1459 { 1460 return ((type == MOUSE_PROTO_UNKNOWN) 1461 || (type > sizeof(rnames)/sizeof(rnames[0]) - 1)) 1462 ? "unknown" : rnames[type]; 1463 } 1464 1465 static char * 1466 r_model(int model) 1467 { 1468 char *s; 1469 1470 s = gettokenname(rmodels, model); 1471 return (s == NULL) ? "unknown" : s; 1472 } 1473 1474 static void 1475 r_init(void) 1476 { 1477 unsigned char buf[16]; /* scrach buffer */ 1478 fd_set fds; 1479 char *s; 1480 char c; 1481 int i; 1482 1483 /** 1484 ** This comment is a little out of context here, but it contains 1485 ** some useful information... 1486 ******************************************************************** 1487 ** 1488 ** The following lines take care of the Logitech MouseMan protocols. 1489 ** 1490 ** NOTE: There are different versions of both MouseMan and TrackMan! 1491 ** Hence I add another protocol P_LOGIMAN, which the user can 1492 ** specify as MouseMan in his XF86Config file. This entry was 1493 ** formerly handled as a special case of P_MS. However, people 1494 ** who don't have the middle button problem, can still specify 1495 ** Microsoft and use P_MS. 1496 ** 1497 ** By default, these mice should use a 3 byte Microsoft protocol 1498 ** plus a 4th byte for the middle button. However, the mouse might 1499 ** have switched to a different protocol before we use it, so I send 1500 ** the proper sequence just in case. 1501 ** 1502 ** NOTE: - all commands to (at least the European) MouseMan have to 1503 ** be sent at 1200 Baud. 1504 ** - each command starts with a '*'. 1505 ** - whenever the MouseMan receives a '*', it will switch back 1506 ** to 1200 Baud. Hence I have to select the desired protocol 1507 ** first, then select the baud rate. 1508 ** 1509 ** The protocols supported by the (European) MouseMan are: 1510 ** - 5 byte packed binary protocol, as with the Mouse Systems 1511 ** mouse. Selected by sequence "*U". 1512 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 1513 ** by sequence "*V". 1514 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 1515 ** Selected by sequence "*X". 1516 ** 1517 ** The following baud rates are supported: 1518 ** - 1200 Baud (default). Selected by sequence "*n". 1519 ** - 9600 Baud. Selected by sequence "*q". 1520 ** 1521 ** Selecting a sample rate is no longer supported with the MouseMan! 1522 ** Some additional lines in xf86Config.c take care of ill configured 1523 ** baud rates and sample rates. (The user will get an error.) 1524 */ 1525 1526 switch (rodent.rtype) { 1527 1528 case MOUSE_PROTO_LOGI: 1529 /* 1530 * The baud rate selection command must be sent at the current 1531 * baud rate; try all likely settings 1532 */ 1533 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1534 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 1535 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 1536 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1537 /* select MM series data format */ 1538 write(rodent.mfd, "S", 1); 1539 setmousespeed(rodent.baudrate, rodent.baudrate, 1540 rodentcflags[MOUSE_PROTO_MM]); 1541 /* select report rate/frequency */ 1542 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1543 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1544 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1545 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1546 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1547 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1548 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1549 else write(rodent.mfd, "N", 1); 1550 break; 1551 1552 case MOUSE_PROTO_LOGIMOUSEMAN: 1553 /* The command must always be sent at 1200 baud */ 1554 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1555 write(rodent.mfd, "*X", 2); 1556 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1557 break; 1558 1559 case MOUSE_PROTO_HITTAB: 1560 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1561 1562 /* 1563 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1564 * The tablet must be configured to be in MM mode, NO parity, 1565 * Binary Format. xf86Info.sampleRate controls the sensativity 1566 * of the tablet. We only use this tablet for it's 4-button puck 1567 * so we don't run in "Absolute Mode" 1568 */ 1569 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1570 usleep(50000); 1571 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1572 usleep(50000); 1573 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1574 usleep(50000); 1575 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1576 usleep(50000); 1577 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1578 usleep(50000); 1579 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1580 usleep(50000); 1581 1582 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1583 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1584 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1585 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1586 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1587 else if (rodent.resolution <= 40) c = 'g'; 1588 else if (rodent.resolution <= 100) c = 'd'; 1589 else if (rodent.resolution <= 200) c = 'e'; 1590 else if (rodent.resolution <= 500) c = 'h'; 1591 else if (rodent.resolution <= 1000) c = 'j'; 1592 else c = 'd'; 1593 write(rodent.mfd, &c, 1); 1594 usleep(50000); 1595 1596 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1597 break; 1598 1599 case MOUSE_PROTO_THINK: 1600 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1601 /* the PnP ID string may be sent again, discard it */ 1602 usleep(200000); 1603 i = FREAD; 1604 ioctl(rodent.mfd, TIOCFLUSH, &i); 1605 /* send the command to initialize the beast */ 1606 for (s = "E5E5"; *s; ++s) { 1607 write(rodent.mfd, s, 1); 1608 FD_ZERO(&fds); 1609 FD_SET(rodent.mfd, &fds); 1610 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1611 break; 1612 read(rodent.mfd, &c, 1); 1613 debug("%c", c); 1614 if (c != *s) 1615 break; 1616 } 1617 break; 1618 1619 case MOUSE_PROTO_JOGDIAL: 1620 break; 1621 case MOUSE_PROTO_MSC: 1622 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1623 if (rodent.flags & ClearDTR) { 1624 i = TIOCM_DTR; 1625 ioctl(rodent.mfd, TIOCMBIC, &i); 1626 } 1627 if (rodent.flags & ClearRTS) { 1628 i = TIOCM_RTS; 1629 ioctl(rodent.mfd, TIOCMBIC, &i); 1630 } 1631 break; 1632 1633 case MOUSE_PROTO_SYSMOUSE: 1634 if (rodent.hw.iftype == MOUSE_IF_SYSMOUSE) 1635 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1636 /* FALLTHROUGH */ 1637 1638 case MOUSE_PROTO_BUS: 1639 case MOUSE_PROTO_INPORT: 1640 case MOUSE_PROTO_PS2: 1641 if (rodent.rate >= 0) 1642 rodent.mode.rate = rodent.rate; 1643 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1644 rodent.mode.resolution = rodent.resolution; 1645 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1646 break; 1647 1648 case MOUSE_PROTO_X10MOUSEREM: 1649 mremote_serversetup(); 1650 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1651 break; 1652 1653 1654 case MOUSE_PROTO_VERSAPAD: 1655 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec */ 1656 i = FREAD; 1657 ioctl(rodent.mfd, TIOCFLUSH, &i); 1658 for (i = 0; i < 7; ++i) { 1659 FD_ZERO(&fds); 1660 FD_SET(rodent.mfd, &fds); 1661 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1662 break; 1663 read(rodent.mfd, &c, 1); 1664 buf[i] = c; 1665 } 1666 debug("%s\n", buf); 1667 if ((buf[0] != 'V') || (buf[1] != 'P')|| (buf[7] != '\r')) 1668 break; 1669 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1670 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec again */ 1671 for (i = 0; i < 7; ++i) { 1672 FD_ZERO(&fds); 1673 FD_SET(rodent.mfd, &fds); 1674 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1675 break; 1676 read(rodent.mfd, &c, 1); 1677 debug("%c", c); 1678 if (c != buf[i]) 1679 break; 1680 } 1681 i = FREAD; 1682 ioctl(rodent.mfd, TIOCFLUSH, &i); 1683 break; 1684 1685 default: 1686 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1687 break; 1688 } 1689 } 1690 1691 static int 1692 r_protocol(u_char rBuf, mousestatus_t *act) 1693 { 1694 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1695 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1696 IntelliMouse, Thinking Mouse */ 1697 0, 1698 MOUSE_BUTTON3DOWN, 1699 MOUSE_BUTTON1DOWN, 1700 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1701 }; 1702 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1703 Thinking Mouse */ 1704 0, 1705 MOUSE_BUTTON4DOWN, 1706 MOUSE_BUTTON2DOWN, 1707 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1708 }; 1709 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1710 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1711 MouseMan+ */ 1712 0, 1713 MOUSE_BUTTON2DOWN, 1714 MOUSE_BUTTON4DOWN, 1715 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1716 }; 1717 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1718 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1719 Bus, sysmouse */ 1720 0, 1721 MOUSE_BUTTON3DOWN, 1722 MOUSE_BUTTON2DOWN, 1723 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1724 MOUSE_BUTTON1DOWN, 1725 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1726 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1727 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1728 }; 1729 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1730 static int butmapps2[8] = { /* PS/2 */ 1731 0, 1732 MOUSE_BUTTON1DOWN, 1733 MOUSE_BUTTON3DOWN, 1734 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1735 MOUSE_BUTTON2DOWN, 1736 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1737 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1738 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1739 }; 1740 /* for Hitachi tablet */ 1741 static int butmaphit[8] = { /* MM HitTablet */ 1742 0, 1743 MOUSE_BUTTON3DOWN, 1744 MOUSE_BUTTON2DOWN, 1745 MOUSE_BUTTON1DOWN, 1746 MOUSE_BUTTON4DOWN, 1747 MOUSE_BUTTON5DOWN, 1748 MOUSE_BUTTON6DOWN, 1749 MOUSE_BUTTON7DOWN, 1750 }; 1751 /* for serial VersaPad */ 1752 static int butmapversa[8] = { /* VersaPad */ 1753 0, 1754 0, 1755 MOUSE_BUTTON3DOWN, 1756 MOUSE_BUTTON3DOWN, 1757 MOUSE_BUTTON1DOWN, 1758 MOUSE_BUTTON1DOWN, 1759 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1760 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1761 }; 1762 /* for PS/2 VersaPad */ 1763 static int butmapversaps2[8] = { /* VersaPad */ 1764 0, 1765 MOUSE_BUTTON3DOWN, 1766 0, 1767 MOUSE_BUTTON3DOWN, 1768 MOUSE_BUTTON1DOWN, 1769 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1770 MOUSE_BUTTON1DOWN, 1771 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1772 }; 1773 static int pBufP = 0; 1774 static unsigned char pBuf[8]; 1775 static int prev_x, prev_y; 1776 static int on = FALSE; 1777 int x, y; 1778 1779 debug("received char 0x%x",(int)rBuf); 1780 if (rodent.rtype == MOUSE_PROTO_KIDSPAD) 1781 return kidspad(rBuf, act) ; 1782 if (rodent.rtype == MOUSE_PROTO_GTCO_DIGIPAD) 1783 return gtco_digipad(rBuf, act); 1784 1785 /* 1786 * Hack for resyncing: We check here for a package that is: 1787 * a) illegal (detected by wrong data-package header) 1788 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1789 * c) bad header-package 1790 * 1791 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1792 * -128 are allowed, but since they are very seldom we can easily 1793 * use them as package-header with no button pressed. 1794 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1795 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1796 * checking data bytes. 1797 * For resyncing a PS/2 mouse we require the two most significant 1798 * bits in the header byte to be 0. These are the overflow bits, 1799 * and in case of an overflow we actually lose sync. Overflows 1800 * are very rare, however, and we quickly gain sync again after 1801 * an overflow condition. This is the best we can do. (Actually, 1802 * we could use bit 0x08 in the header byte for resyncing, since 1803 * that bit is supposed to be always on, but nobody told 1804 * Microsoft...) 1805 */ 1806 1807 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1808 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1809 { 1810 pBufP = 0; /* skip package */ 1811 } 1812 1813 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1814 return 0; 1815 1816 /* is there an extra data byte? */ 1817 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1818 { 1819 /* 1820 * Hack for Logitech MouseMan Mouse - Middle button 1821 * 1822 * Unfortunately this mouse has variable length packets: the standard 1823 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1824 * middle button status changes. 1825 * 1826 * We have already processed the standard packet with the movement 1827 * and button info. Now post an event message with the old status 1828 * of the left and right buttons and the updated middle button. 1829 */ 1830 1831 /* 1832 * Even worse, different MouseMen and TrackMen differ in the 4th 1833 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1834 * 0x02/0x22, so I have to strip off the lower bits. 1835 * 1836 * [JCH-96/01/21] 1837 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1838 * and it is activated by tapping the glidepad with the finger! 8^) 1839 * We map it to bit bit3, and the reverse map in xf86Events just has 1840 * to be extended so that it is identified as Button 4. The lower 1841 * half of the reverse-map may remain unchanged. 1842 */ 1843 1844 /* 1845 * [KY-97/08/03] 1846 * Receive the fourth byte only when preceding three bytes have 1847 * been detected (pBufP >= cur_proto[4]). In the previous 1848 * versions, the test was pBufP == 0; thus, we may have mistakingly 1849 * received a byte even if we didn't see anything preceding 1850 * the byte. 1851 */ 1852 1853 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1854 pBufP = 0; 1855 return 0; 1856 } 1857 1858 switch (rodent.rtype) { 1859 #if notyet 1860 case MOUSE_PROTO_MARIQUA: 1861 /* 1862 * This mouse has 16! buttons in addition to the standard 1863 * three of them. They return 0x10 though 0x1f in the 1864 * so-called `ten key' mode and 0x30 though 0x3f in the 1865 * `function key' mode. As there are only 31 bits for 1866 * button state (including the standard three), we ignore 1867 * the bit 0x20 and don't distinguish the two modes. 1868 */ 1869 act->dx = act->dy = act->dz = 0; 1870 act->obutton = act->button; 1871 rBuf &= 0x1f; 1872 act->button = (1 << (rBuf - 13)) 1873 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1874 /* 1875 * FIXME: this is a button "down" event. There needs to be 1876 * a corresponding button "up" event... XXX 1877 */ 1878 break; 1879 #endif /* notyet */ 1880 case MOUSE_PROTO_JOGDIAL: 1881 break; 1882 1883 /* 1884 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 1885 * always send the fourth byte, whereas the fourth byte is 1886 * optional for GlidePoint and ThinkingMouse. The fourth byte 1887 * is also optional for MouseMan+ and FirstMouse+ in their 1888 * native mode. It is always sent if they are in the IntelliMouse 1889 * compatible mode. 1890 */ 1891 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1892 MouseMan+ */ 1893 act->dx = act->dy = 0; 1894 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 1895 if ((act->dz >= 7) || (act->dz <= -7)) 1896 act->dz = 0; 1897 act->obutton = act->button; 1898 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1899 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1900 break; 1901 1902 default: 1903 act->dx = act->dy = act->dz = 0; 1904 act->obutton = act->button; 1905 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1906 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1907 break; 1908 } 1909 1910 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1911 | (act->obutton ^ act->button); 1912 pBufP = 0; 1913 return act->flags; 1914 } 1915 1916 if (pBufP >= cur_proto[4]) 1917 pBufP = 0; 1918 pBuf[pBufP++] = rBuf; 1919 if (pBufP != cur_proto[4]) 1920 return 0; 1921 1922 /* 1923 * assembly full package 1924 */ 1925 1926 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 1927 cur_proto[4], 1928 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 1929 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 1930 1931 act->dz = 0; 1932 act->obutton = act->button; 1933 switch (rodent.rtype) 1934 { 1935 case MOUSE_PROTO_MS: /* Microsoft */ 1936 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 1937 case MOUSE_PROTO_X10MOUSEREM: /* X10 MouseRemote */ 1938 act->button = act->obutton & MOUSE_BUTTON4DOWN; 1939 if (rodent.flags & ChordMiddle) 1940 act->button |= ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 1941 ? MOUSE_BUTTON2DOWN 1942 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1943 else 1944 act->button |= (act->obutton & MOUSE_BUTTON2DOWN) 1945 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1946 1947 /* Send X10 btn events to remote client (ensure -128-+127 range) */ 1948 if ((rodent.rtype == MOUSE_PROTO_X10MOUSEREM) && 1949 ((pBuf[0] & 0xFC) == 0x44) && (pBuf[2] == 0x3F)) { 1950 if (rodent.mremcfd >= 0) { 1951 unsigned char key = (signed char)(((pBuf[0] & 0x03) << 6) | 1952 (pBuf[1] & 0x3F)); 1953 write(rodent.mremcfd, &key, 1); 1954 } 1955 return 0; 1956 } 1957 1958 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1959 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1960 break; 1961 1962 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 1963 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 1964 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1965 MouseMan+ */ 1966 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 1967 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1968 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1969 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1970 break; 1971 1972 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 1973 #if notyet 1974 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 1975 #endif 1976 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1977 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 1978 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 1979 break; 1980 1981 case MOUSE_PROTO_JOGDIAL: /* JogDial */ 1982 if (rBuf == 0x6c) 1983 act->dz = -1; 1984 if (rBuf == 0x72) 1985 act->dz = 1; 1986 if (rBuf == 0x64) 1987 act->button = MOUSE_BUTTON1DOWN; 1988 if (rBuf == 0x75) 1989 act->button = 0; 1990 break; 1991 1992 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 1993 act->button = butmaphit[pBuf[0] & 0x07]; 1994 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1995 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1996 break; 1997 1998 case MOUSE_PROTO_MM: /* MM Series */ 1999 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 2000 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 2001 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 2002 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 2003 break; 2004 2005 case MOUSE_PROTO_VERSAPAD: /* VersaPad */ 2006 act->button = butmapversa[(pBuf[0] & MOUSE_VERSA_BUTTONS) >> 3]; 2007 act->button |= (pBuf[0] & MOUSE_VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2008 act->dx = act->dy = 0; 2009 if (!(pBuf[0] & MOUSE_VERSA_IN_USE)) { 2010 on = FALSE; 2011 break; 2012 } 2013 x = (pBuf[2] << 6) | pBuf[1]; 2014 if (x & 0x800) 2015 x -= 0x1000; 2016 y = (pBuf[4] << 6) | pBuf[3]; 2017 if (y & 0x800) 2018 y -= 0x1000; 2019 if (on) { 2020 act->dx = prev_x - x; 2021 act->dy = prev_y - y; 2022 } else { 2023 on = TRUE; 2024 } 2025 prev_x = x; 2026 prev_y = y; 2027 break; 2028 2029 case MOUSE_PROTO_BUS: /* Bus */ 2030 case MOUSE_PROTO_INPORT: /* InPort */ 2031 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 2032 act->dx = (signed char)pBuf[1]; 2033 act->dy = - (signed char)pBuf[2]; 2034 break; 2035 2036 case MOUSE_PROTO_PS2: /* PS/2 */ 2037 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 2038 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 2039 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 2040 /* 2041 * Moused usually operates the psm driver at the operation level 1 2042 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 2043 * The following code takes effect only when the user explicitly 2044 * requets the level 2 at which wheel movement and additional button 2045 * actions are encoded in model-dependent formats. At the level 0 2046 * the following code is no-op because the psm driver says the model 2047 * is MOUSE_MODEL_GENERIC. 2048 */ 2049 switch (rodent.hw.model) { 2050 case MOUSE_MODEL_EXPLORER: 2051 /* wheel and additional button data is in the fourth byte */ 2052 act->dz = (pBuf[3] & MOUSE_EXPLORER_ZNEG) 2053 ? (pBuf[3] & 0x0f) - 16 : (pBuf[3] & 0x0f); 2054 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON4DOWN) 2055 ? MOUSE_BUTTON4DOWN : 0; 2056 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON5DOWN) 2057 ? MOUSE_BUTTON5DOWN : 0; 2058 break; 2059 case MOUSE_MODEL_INTELLI: 2060 case MOUSE_MODEL_NET: 2061 /* wheel data is in the fourth byte */ 2062 act->dz = (signed char)pBuf[3]; 2063 if ((act->dz >= 7) || (act->dz <= -7)) 2064 act->dz = 0; 2065 /* some compatible mice may have additional buttons */ 2066 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON4DOWN) 2067 ? MOUSE_BUTTON4DOWN : 0; 2068 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON5DOWN) 2069 ? MOUSE_BUTTON5DOWN : 0; 2070 break; 2071 case MOUSE_MODEL_MOUSEMANPLUS: 2072 if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 2073 && (abs(act->dx) > 191) 2074 && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { 2075 /* the extended data packet encodes button and wheel events */ 2076 switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { 2077 case 1: 2078 /* wheel data packet */ 2079 act->dx = act->dy = 0; 2080 if (pBuf[2] & 0x80) { 2081 /* horizontal roller count - ignore it XXX*/ 2082 } else { 2083 /* vertical roller count */ 2084 act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) 2085 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2086 } 2087 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 2088 ? MOUSE_BUTTON4DOWN : 0; 2089 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 2090 ? MOUSE_BUTTON5DOWN : 0; 2091 break; 2092 case 2: 2093 /* this packet type is reserved by Logitech */ 2094 /* 2095 * IBM ScrollPoint Mouse uses this packet type to 2096 * encode both vertical and horizontal scroll movement. 2097 */ 2098 act->dx = act->dy = 0; 2099 /* horizontal roller count */ 2100 if (pBuf[2] & 0x0f) 2101 act->dz = (pBuf[2] & MOUSE_SPOINT_WNEG) ? -2 : 2; 2102 /* vertical roller count */ 2103 if (pBuf[2] & 0xf0) 2104 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) ? -1 : 1; 2105 #if 0 2106 /* vertical roller count */ 2107 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) 2108 ? ((pBuf[2] >> 4) & 0x0f) - 16 2109 : ((pBuf[2] >> 4) & 0x0f); 2110 /* horizontal roller count */ 2111 act->dw = (pBuf[2] & MOUSE_SPOINT_WNEG) 2112 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 2113 #endif 2114 break; 2115 case 0: 2116 /* device type packet - shouldn't happen */ 2117 /* FALLTHROUGH */ 2118 default: 2119 act->dx = act->dy = 0; 2120 act->button = act->obutton; 2121 debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", 2122 MOUSE_PS2PLUS_PACKET_TYPE(pBuf), 2123 pBuf[0], pBuf[1], pBuf[2]); 2124 break; 2125 } 2126 } else { 2127 /* preserve button states */ 2128 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2129 } 2130 break; 2131 case MOUSE_MODEL_GLIDEPOINT: 2132 /* `tapping' action */ 2133 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 2134 break; 2135 case MOUSE_MODEL_NETSCROLL: 2136 /* three addtional bytes encode buttons and wheel events */ 2137 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 2138 ? MOUSE_BUTTON4DOWN : 0; 2139 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON1DOWN) 2140 ? MOUSE_BUTTON5DOWN : 0; 2141 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 2142 break; 2143 case MOUSE_MODEL_THINK: 2144 /* the fourth button state in the first byte */ 2145 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 2146 break; 2147 case MOUSE_MODEL_VERSAPAD: 2148 act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; 2149 act->button |= 2150 (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 2151 act->dx = act->dy = 0; 2152 if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { 2153 on = FALSE; 2154 break; 2155 } 2156 x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; 2157 if (x & 0x800) 2158 x -= 0x1000; 2159 y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; 2160 if (y & 0x800) 2161 y -= 0x1000; 2162 if (on) { 2163 act->dx = prev_x - x; 2164 act->dy = prev_y - y; 2165 } else { 2166 on = TRUE; 2167 } 2168 prev_x = x; 2169 prev_y = y; 2170 break; 2171 case MOUSE_MODEL_4D: 2172 act->dx = (pBuf[1] & 0x80) ? pBuf[1] - 256 : pBuf[1]; 2173 act->dy = (pBuf[2] & 0x80) ? -(pBuf[2] - 256) : -pBuf[2]; 2174 switch (pBuf[0] & MOUSE_4D_WHEELBITS) { 2175 case 0x10: 2176 act->dz = 1; 2177 break; 2178 case 0x30: 2179 act->dz = -1; 2180 break; 2181 case 0x40: /* 2nd wheel rolling right XXX */ 2182 act->dz = 2; 2183 break; 2184 case 0xc0: /* 2nd wheel rolling left XXX */ 2185 act->dz = -2; 2186 break; 2187 } 2188 break; 2189 case MOUSE_MODEL_4DPLUS: 2190 if ((act->dx < 16 - 256) && (act->dy > 256 - 16)) { 2191 act->dx = act->dy = 0; 2192 if (pBuf[2] & MOUSE_4DPLUS_BUTTON4DOWN) 2193 act->button |= MOUSE_BUTTON4DOWN; 2194 act->dz = (pBuf[2] & MOUSE_4DPLUS_ZNEG) 2195 ? ((pBuf[2] & 0x07) - 8) : (pBuf[2] & 0x07); 2196 } else { 2197 /* preserve previous button states */ 2198 act->button |= act->obutton & MOUSE_EXTBUTTONS; 2199 } 2200 break; 2201 case MOUSE_MODEL_GENERIC: 2202 default: 2203 break; 2204 } 2205 break; 2206 2207 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 2208 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 2209 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 2210 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 2211 if (rodent.level == 1) { 2212 act->dz = ((signed char)(pBuf[5] << 1) + (signed char)(pBuf[6] << 1)) >> 1; 2213 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 2214 } 2215 break; 2216 2217 default: 2218 return 0; 2219 } 2220 /* 2221 * We don't reset pBufP here yet, as there may be an additional data 2222 * byte in some protocols. See above. 2223 */ 2224 2225 /* has something changed? */ 2226 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 2227 | (act->obutton ^ act->button); 2228 2229 return act->flags; 2230 } 2231 2232 static int 2233 r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans) 2234 { 2235 int changed; 2236 int flags; 2237 2238 a2->dx = a1->dx; 2239 a2->dy = a1->dy; 2240 a2->dz = a1->dz; 2241 a2->obutton = a2->button; 2242 a2->button = a1->button; 2243 a2->flags = a1->flags; 2244 changed = FALSE; 2245 2246 if (rodent.flags & Emulate3Button) { 2247 if (debug > 2) 2248 debug("state:%d, trans:%d -> state:%d", 2249 mouse_button_state, trans, 2250 states[mouse_button_state].s[trans]); 2251 /* 2252 * Avoid re-ordering button and movement events. While a button 2253 * event is deferred, throw away up to BUTTON2_MAXMOVE movement 2254 * events to allow for mouse jitter. If more movement events 2255 * occur, then complete the deferred button events immediately. 2256 */ 2257 if ((a2->dx != 0 || a2->dy != 0) && 2258 S_DELAYED(states[mouse_button_state].s[trans])) { 2259 if (++mouse_move_delayed > BUTTON2_MAXMOVE) { 2260 mouse_move_delayed = 0; 2261 mouse_button_state = 2262 states[mouse_button_state].s[A_TIMEOUT]; 2263 changed = TRUE; 2264 } else 2265 a2->dx = a2->dy = 0; 2266 } else 2267 mouse_move_delayed = 0; 2268 if (mouse_button_state != states[mouse_button_state].s[trans]) 2269 changed = TRUE; 2270 if (changed) 2271 gettimeofday(&mouse_button_state_tv, NULL); 2272 mouse_button_state = states[mouse_button_state].s[trans]; 2273 a2->button &= 2274 ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); 2275 a2->button &= states[mouse_button_state].mask; 2276 a2->button |= states[mouse_button_state].buttons; 2277 flags = a2->flags & MOUSE_POSCHANGED; 2278 flags |= a2->obutton ^ a2->button; 2279 if (flags & MOUSE_BUTTON2DOWN) { 2280 a2->flags = flags & MOUSE_BUTTON2DOWN; 2281 r_timestamp(a2); 2282 } 2283 a2->flags = flags; 2284 } 2285 return changed; 2286 } 2287 2288 /* phisical to logical button mapping */ 2289 static int p2l[MOUSE_MAXBUTTON] = { 2290 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 2291 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 2292 0x00000100, 0x00000200, 0x00000400, 0x00000800, 2293 0x00001000, 0x00002000, 0x00004000, 0x00008000, 2294 0x00010000, 0x00020000, 0x00040000, 0x00080000, 2295 0x00100000, 0x00200000, 0x00400000, 0x00800000, 2296 0x01000000, 0x02000000, 0x04000000, 0x08000000, 2297 0x10000000, 0x20000000, 0x40000000, 2298 }; 2299 2300 static char * 2301 skipspace(char *s) 2302 { 2303 while(isspace(*s)) 2304 ++s; 2305 return s; 2306 } 2307 2308 static int 2309 r_installmap(char *arg) 2310 { 2311 int pbutton; 2312 int lbutton; 2313 char *s; 2314 2315 while (*arg) { 2316 arg = skipspace(arg); 2317 s = arg; 2318 while (isdigit(*arg)) 2319 ++arg; 2320 arg = skipspace(arg); 2321 if ((arg <= s) || (*arg != '=')) 2322 return FALSE; 2323 lbutton = atoi(s); 2324 2325 arg = skipspace(++arg); 2326 s = arg; 2327 while (isdigit(*arg)) 2328 ++arg; 2329 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 2330 return FALSE; 2331 pbutton = atoi(s); 2332 2333 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 2334 return FALSE; 2335 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 2336 return FALSE; 2337 p2l[pbutton - 1] = 1 << (lbutton - 1); 2338 mstate[lbutton - 1] = &bstate[pbutton - 1]; 2339 } 2340 2341 return TRUE; 2342 } 2343 2344 static void 2345 r_map(mousestatus_t *act1, mousestatus_t *act2) 2346 { 2347 register int pb; 2348 register int pbuttons; 2349 int lbuttons; 2350 2351 pbuttons = act1->button; 2352 lbuttons = 0; 2353 2354 act2->obutton = act2->button; 2355 if (pbuttons & rodent.wmode) { 2356 pbuttons &= ~rodent.wmode; 2357 act1->dz = act1->dy; 2358 act1->dx = 0; 2359 act1->dy = 0; 2360 } 2361 act2->dx = act1->dx; 2362 act2->dy = act1->dy; 2363 act2->dz = act1->dz; 2364 2365 switch (rodent.zmap[0]) { 2366 case 0: /* do nothing */ 2367 break; 2368 case MOUSE_XAXIS: 2369 if (act1->dz != 0) { 2370 act2->dx = act1->dz; 2371 act2->dz = 0; 2372 } 2373 break; 2374 case MOUSE_YAXIS: 2375 if (act1->dz != 0) { 2376 act2->dy = act1->dz; 2377 act2->dz = 0; 2378 } 2379 break; 2380 default: /* buttons */ 2381 pbuttons &= ~(rodent.zmap[0] | rodent.zmap[1] 2382 | rodent.zmap[2] | rodent.zmap[3]); 2383 if ((act1->dz < -1) && rodent.zmap[2]) { 2384 pbuttons |= rodent.zmap[2]; 2385 zstate[2].count = 1; 2386 } else if (act1->dz < 0) { 2387 pbuttons |= rodent.zmap[0]; 2388 zstate[0].count = 1; 2389 } else if ((act1->dz > 1) && rodent.zmap[3]) { 2390 pbuttons |= rodent.zmap[3]; 2391 zstate[3].count = 1; 2392 } else if (act1->dz > 0) { 2393 pbuttons |= rodent.zmap[1]; 2394 zstate[1].count = 1; 2395 } 2396 act2->dz = 0; 2397 break; 2398 } 2399 2400 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 2401 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 2402 pbuttons >>= 1; 2403 } 2404 act2->button = lbuttons; 2405 2406 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 2407 | (act2->obutton ^ act2->button); 2408 } 2409 2410 static void 2411 r_timestamp(mousestatus_t *act) 2412 { 2413 struct timeval tv; 2414 struct timeval tv1; 2415 struct timeval tv2; 2416 struct timeval tv3; 2417 int button; 2418 int mask; 2419 int i; 2420 2421 mask = act->flags & MOUSE_BUTTONS; 2422 #if 0 2423 if (mask == 0) 2424 return; 2425 #endif 2426 2427 gettimeofday(&tv1, NULL); 2428 drift_current_tv = tv1; 2429 2430 /* double click threshold */ 2431 tv2.tv_sec = rodent.clickthreshold/1000; 2432 tv2.tv_usec = (rodent.clickthreshold%1000)*1000; 2433 timersub(&tv1, &tv2, &tv); 2434 debug("tv: %ld %ld", tv.tv_sec, tv.tv_usec); 2435 2436 /* 3 button emulation timeout */ 2437 tv2.tv_sec = rodent.button2timeout/1000; 2438 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2439 timersub(&tv1, &tv2, &tv3); 2440 2441 button = MOUSE_BUTTON1DOWN; 2442 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2443 if (mask & 1) { 2444 if (act->button & button) { 2445 /* the button is down */ 2446 debug(" : %ld %ld", 2447 bstate[i].tv.tv_sec, bstate[i].tv.tv_usec); 2448 if (timercmp(&tv, &bstate[i].tv, >)) { 2449 bstate[i].count = 1; 2450 } else { 2451 ++bstate[i].count; 2452 } 2453 bstate[i].tv = tv1; 2454 } else { 2455 /* the button is up */ 2456 bstate[i].tv = tv1; 2457 } 2458 } else { 2459 if (act->button & button) { 2460 /* the button has been down */ 2461 if (timercmp(&tv3, &bstate[i].tv, >)) { 2462 bstate[i].count = 1; 2463 bstate[i].tv = tv1; 2464 act->flags |= button; 2465 debug("button %d timeout", i + 1); 2466 } 2467 } else { 2468 /* the button has been up */ 2469 } 2470 } 2471 button <<= 1; 2472 mask >>= 1; 2473 } 2474 } 2475 2476 static int 2477 r_timeout(void) 2478 { 2479 struct timeval tv; 2480 struct timeval tv1; 2481 struct timeval tv2; 2482 2483 if (states[mouse_button_state].timeout) 2484 return TRUE; 2485 gettimeofday(&tv1, NULL); 2486 tv2.tv_sec = rodent.button2timeout/1000; 2487 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2488 timersub(&tv1, &tv2, &tv); 2489 return timercmp(&tv, &mouse_button_state_tv, >); 2490 } 2491 2492 static void 2493 r_click(mousestatus_t *act) 2494 { 2495 struct mouse_info mouse; 2496 int button; 2497 int mask; 2498 int i; 2499 2500 mask = act->flags & MOUSE_BUTTONS; 2501 if (mask == 0) 2502 return; 2503 2504 button = MOUSE_BUTTON1DOWN; 2505 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2506 if (mask & 1) { 2507 debug("mstate[%d]->count:%d", i, mstate[i]->count); 2508 if (act->button & button) { 2509 /* the button is down */ 2510 mouse.u.event.value = mstate[i]->count; 2511 } else { 2512 /* the button is up */ 2513 mouse.u.event.value = 0; 2514 } 2515 mouse.operation = MOUSE_BUTTON_EVENT; 2516 mouse.u.event.id = button; 2517 if (debug < 2) 2518 if (!paused) 2519 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 2520 debug("button %d count %d", i + 1, mouse.u.event.value); 2521 } 2522 button <<= 1; 2523 mask >>= 1; 2524 } 2525 } 2526 2527 /* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 2528 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 2529 /* 2530 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 2531 * 2532 * Permission to use, copy, modify, distribute, and sell this software and its 2533 * documentation for any purpose is hereby granted without fee, provided that 2534 * the above copyright notice appear in all copies and that both that 2535 * copyright notice and this permission notice appear in supporting 2536 * documentation, and that the name of David Dawes 2537 * not be used in advertising or publicity pertaining to distribution of 2538 * the software without specific, written prior permission. 2539 * David Dawes makes no representations about the suitability of this 2540 * software for any purpose. It is provided "as is" without express or 2541 * implied warranty. 2542 * 2543 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 2544 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 2545 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 2546 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 2547 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 2548 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 2549 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2550 * 2551 */ 2552 2553 2554 static void 2555 setmousespeed(int old, int new, unsigned cflag) 2556 { 2557 struct termios tty; 2558 char *c; 2559 2560 if (tcgetattr(rodent.mfd, &tty) < 0) 2561 { 2562 logwarn("unable to get status of mouse fd"); 2563 return; 2564 } 2565 2566 tty.c_iflag = IGNBRK | IGNPAR; 2567 tty.c_oflag = 0; 2568 tty.c_lflag = 0; 2569 tty.c_cflag = (tcflag_t)cflag; 2570 tty.c_cc[VTIME] = 0; 2571 tty.c_cc[VMIN] = 1; 2572 2573 switch (old) 2574 { 2575 case 9600: 2576 cfsetispeed(&tty, B9600); 2577 cfsetospeed(&tty, B9600); 2578 break; 2579 case 4800: 2580 cfsetispeed(&tty, B4800); 2581 cfsetospeed(&tty, B4800); 2582 break; 2583 case 2400: 2584 cfsetispeed(&tty, B2400); 2585 cfsetospeed(&tty, B2400); 2586 break; 2587 case 1200: 2588 default: 2589 cfsetispeed(&tty, B1200); 2590 cfsetospeed(&tty, B1200); 2591 } 2592 2593 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2594 { 2595 logwarn("unable to set status of mouse fd"); 2596 return; 2597 } 2598 2599 switch (new) 2600 { 2601 case 9600: 2602 c = "*q"; 2603 cfsetispeed(&tty, B9600); 2604 cfsetospeed(&tty, B9600); 2605 break; 2606 case 4800: 2607 c = "*p"; 2608 cfsetispeed(&tty, B4800); 2609 cfsetospeed(&tty, B4800); 2610 break; 2611 case 2400: 2612 c = "*o"; 2613 cfsetispeed(&tty, B2400); 2614 cfsetospeed(&tty, B2400); 2615 break; 2616 case 1200: 2617 default: 2618 c = "*n"; 2619 cfsetispeed(&tty, B1200); 2620 cfsetospeed(&tty, B1200); 2621 } 2622 2623 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 2624 || rodent.rtype == MOUSE_PROTO_LOGI) 2625 { 2626 if (write(rodent.mfd, c, 2) != 2) 2627 { 2628 logwarn("unable to write to mouse fd"); 2629 return; 2630 } 2631 } 2632 usleep(100000); 2633 2634 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2635 logwarn("unable to set status of mouse fd"); 2636 } 2637 2638 /* 2639 * PnP COM device support 2640 * 2641 * It's a simplistic implementation, but it works :-) 2642 * KY, 31/7/97. 2643 */ 2644 2645 /* 2646 * Try to elicit a PnP ID as described in 2647 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 2648 * rev 1.00", 1995. 2649 * 2650 * The routine does not fully implement the COM Enumerator as par Section 2651 * 2.1 of the document. In particular, we don't have idle state in which 2652 * the driver software monitors the com port for dynamic connection or 2653 * removal of a device at the port, because `moused' simply quits if no 2654 * device is found. 2655 * 2656 * In addition, as PnP COM device enumeration procedure slightly has 2657 * changed since its first publication, devices which follow earlier 2658 * revisions of the above spec. may fail to respond if the rev 1.0 2659 * procedure is used. XXX 2660 */ 2661 static int 2662 pnpwakeup1(void) 2663 { 2664 struct timeval timeout; 2665 fd_set fds; 2666 int i; 2667 2668 /* 2669 * This is the procedure described in rev 1.0 of PnP COM device spec. 2670 * Unfortunately, some devices which comform to earlier revisions of 2671 * the spec gets confused and do not return the ID string... 2672 */ 2673 debug("PnP COM device rev 1.0 probe..."); 2674 2675 /* port initialization (2.1.2) */ 2676 ioctl(rodent.mfd, TIOCMGET, &i); 2677 i |= TIOCM_DTR; /* DTR = 1 */ 2678 i &= ~TIOCM_RTS; /* RTS = 0 */ 2679 ioctl(rodent.mfd, TIOCMSET, &i); 2680 usleep(240000); 2681 2682 /* 2683 * The PnP COM device spec. dictates that the mouse must set DSR 2684 * in response to DTR (by hardware or by software) and that if DSR is 2685 * not asserted, the host computer should think that there is no device 2686 * at this serial port. But some mice just don't do that... 2687 */ 2688 ioctl(rodent.mfd, TIOCMGET, &i); 2689 debug("modem status 0%o", i); 2690 if ((i & TIOCM_DSR) == 0) 2691 return FALSE; 2692 2693 /* port setup, 1st phase (2.1.3) */ 2694 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2695 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2696 ioctl(rodent.mfd, TIOCMBIC, &i); 2697 usleep(240000); 2698 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 2699 ioctl(rodent.mfd, TIOCMBIS, &i); 2700 usleep(240000); 2701 2702 /* wait for response, 1st phase (2.1.4) */ 2703 i = FREAD; 2704 ioctl(rodent.mfd, TIOCFLUSH, &i); 2705 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2706 ioctl(rodent.mfd, TIOCMBIS, &i); 2707 2708 /* try to read something */ 2709 FD_ZERO(&fds); 2710 FD_SET(rodent.mfd, &fds); 2711 timeout.tv_sec = 0; 2712 timeout.tv_usec = 240000; 2713 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2714 debug("pnpwakeup1(): valid response in first phase."); 2715 return TRUE; 2716 } 2717 2718 /* port setup, 2nd phase (2.1.5) */ 2719 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2720 ioctl(rodent.mfd, TIOCMBIC, &i); 2721 usleep(240000); 2722 2723 /* wait for respose, 2nd phase (2.1.6) */ 2724 i = FREAD; 2725 ioctl(rodent.mfd, TIOCFLUSH, &i); 2726 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2727 ioctl(rodent.mfd, TIOCMBIS, &i); 2728 2729 /* try to read something */ 2730 FD_ZERO(&fds); 2731 FD_SET(rodent.mfd, &fds); 2732 timeout.tv_sec = 0; 2733 timeout.tv_usec = 240000; 2734 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2735 debug("pnpwakeup1(): valid response in second phase."); 2736 return TRUE; 2737 } 2738 2739 return FALSE; 2740 } 2741 2742 static int 2743 pnpwakeup2(void) 2744 { 2745 struct timeval timeout; 2746 fd_set fds; 2747 int i; 2748 2749 /* 2750 * This is a simplified procedure; it simply toggles RTS. 2751 */ 2752 debug("alternate probe..."); 2753 2754 ioctl(rodent.mfd, TIOCMGET, &i); 2755 i |= TIOCM_DTR; /* DTR = 1 */ 2756 i &= ~TIOCM_RTS; /* RTS = 0 */ 2757 ioctl(rodent.mfd, TIOCMSET, &i); 2758 usleep(240000); 2759 2760 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2761 2762 /* wait for respose */ 2763 i = FREAD; 2764 ioctl(rodent.mfd, TIOCFLUSH, &i); 2765 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2766 ioctl(rodent.mfd, TIOCMBIS, &i); 2767 2768 /* try to read something */ 2769 FD_ZERO(&fds); 2770 FD_SET(rodent.mfd, &fds); 2771 timeout.tv_sec = 0; 2772 timeout.tv_usec = 240000; 2773 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2774 debug("pnpwakeup2(): valid response."); 2775 return TRUE; 2776 } 2777 2778 return FALSE; 2779 } 2780 2781 static int 2782 pnpgets(char *buf) 2783 { 2784 struct timeval timeout; 2785 fd_set fds; 2786 int begin; 2787 int i; 2788 char c; 2789 2790 if (!pnpwakeup1() && !pnpwakeup2()) { 2791 /* 2792 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2793 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 2794 * assuming there is something at the port even if it didn't 2795 * respond to the PnP enumeration procedure. 2796 */ 2797 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2798 ioctl(rodent.mfd, TIOCMBIS, &i); 2799 return 0; 2800 } 2801 2802 /* collect PnP COM device ID (2.1.7) */ 2803 begin = -1; 2804 i = 0; 2805 usleep(240000); /* the mouse must send `Begin ID' within 200msec */ 2806 while (read(rodent.mfd, &c, 1) == 1) { 2807 /* we may see "M", or "M3..." before `Begin ID' */ 2808 buf[i++] = c; 2809 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 2810 debug("begin-id %02x", c); 2811 begin = i - 1; 2812 break; 2813 } 2814 debug("%c %02x", c, c); 2815 if (i >= 256) 2816 break; 2817 } 2818 if (begin < 0) { 2819 /* we haven't seen `Begin ID' in time... */ 2820 goto connect_idle; 2821 } 2822 2823 ++c; /* make it `End ID' */ 2824 for (;;) { 2825 FD_ZERO(&fds); 2826 FD_SET(rodent.mfd, &fds); 2827 timeout.tv_sec = 0; 2828 timeout.tv_usec = 240000; 2829 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 2830 break; 2831 2832 read(rodent.mfd, &buf[i], 1); 2833 if (buf[i++] == c) /* End ID */ 2834 break; 2835 if (i >= 256) 2836 break; 2837 } 2838 if (begin > 0) { 2839 i -= begin; 2840 bcopy(&buf[begin], &buf[0], i); 2841 } 2842 /* string may not be human readable... */ 2843 debug("len:%d, '%-*.*s'", i, i, i, buf); 2844 2845 if (buf[i - 1] == c) 2846 return i; /* a valid PnP string */ 2847 2848 /* 2849 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2850 * in idle state. But, `moused' shall leave the modem control lines 2851 * as they are. See above. 2852 */ 2853 connect_idle: 2854 2855 /* we may still have something in the buffer */ 2856 return ((i > 0) ? i : 0); 2857 } 2858 2859 static int 2860 pnpparse(pnpid_t *id, char *buf, int len) 2861 { 2862 char s[3]; 2863 int offset; 2864 int sum = 0; 2865 int i, j; 2866 2867 id->revision = 0; 2868 id->eisaid = NULL; 2869 id->serial = NULL; 2870 id->class = NULL; 2871 id->compat = NULL; 2872 id->description = NULL; 2873 id->neisaid = 0; 2874 id->nserial = 0; 2875 id->nclass = 0; 2876 id->ncompat = 0; 2877 id->ndescription = 0; 2878 2879 if ((buf[0] != 0x28) && (buf[0] != 0x08)) { 2880 /* non-PnP mice */ 2881 switch(buf[0]) { 2882 default: 2883 return FALSE; 2884 case 'M': /* Microsoft */ 2885 id->eisaid = "PNP0F01"; 2886 break; 2887 case 'H': /* MouseSystems */ 2888 id->eisaid = "PNP0F04"; 2889 break; 2890 } 2891 id->neisaid = strlen(id->eisaid); 2892 id->class = "MOUSE"; 2893 id->nclass = strlen(id->class); 2894 debug("non-PnP mouse '%c'", buf[0]); 2895 return TRUE; 2896 } 2897 2898 /* PnP mice */ 2899 offset = 0x28 - buf[0]; 2900 2901 /* calculate checksum */ 2902 for (i = 0; i < len - 3; ++i) { 2903 sum += buf[i]; 2904 buf[i] += offset; 2905 } 2906 sum += buf[len - 1]; 2907 for (; i < len; ++i) 2908 buf[i] += offset; 2909 debug("PnP ID string: '%*.*s'", len, len, buf); 2910 2911 /* revision */ 2912 buf[1] -= offset; 2913 buf[2] -= offset; 2914 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 2915 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 2916 2917 /* EISA vender and product ID */ 2918 id->eisaid = &buf[3]; 2919 id->neisaid = 7; 2920 2921 /* option strings */ 2922 i = 10; 2923 if (buf[i] == '\\') { 2924 /* device serial # */ 2925 for (j = ++i; i < len; ++i) { 2926 if (buf[i] == '\\') 2927 break; 2928 } 2929 if (i >= len) 2930 i -= 3; 2931 if (i - j == 8) { 2932 id->serial = &buf[j]; 2933 id->nserial = 8; 2934 } 2935 } 2936 if (buf[i] == '\\') { 2937 /* PnP class */ 2938 for (j = ++i; i < len; ++i) { 2939 if (buf[i] == '\\') 2940 break; 2941 } 2942 if (i >= len) 2943 i -= 3; 2944 if (i > j + 1) { 2945 id->class = &buf[j]; 2946 id->nclass = i - j; 2947 } 2948 } 2949 if (buf[i] == '\\') { 2950 /* compatible driver */ 2951 for (j = ++i; i < len; ++i) { 2952 if (buf[i] == '\\') 2953 break; 2954 } 2955 /* 2956 * PnP COM spec prior to v0.96 allowed '*' in this field, 2957 * it's not allowed now; just igore it. 2958 */ 2959 if (buf[j] == '*') 2960 ++j; 2961 if (i >= len) 2962 i -= 3; 2963 if (i > j + 1) { 2964 id->compat = &buf[j]; 2965 id->ncompat = i - j; 2966 } 2967 } 2968 if (buf[i] == '\\') { 2969 /* product description */ 2970 for (j = ++i; i < len; ++i) { 2971 if (buf[i] == ';') 2972 break; 2973 } 2974 if (i >= len) 2975 i -= 3; 2976 if (i > j + 1) { 2977 id->description = &buf[j]; 2978 id->ndescription = i - j; 2979 } 2980 } 2981 2982 /* checksum exists if there are any optional fields */ 2983 if ((id->nserial > 0) || (id->nclass > 0) 2984 || (id->ncompat > 0) || (id->ndescription > 0)) { 2985 debug("PnP checksum: 0x%X", sum); 2986 sprintf(s, "%02X", sum & 0x0ff); 2987 if (strncmp(s, &buf[len - 3], 2) != 0) { 2988 #if 0 2989 /* 2990 * I found some mice do not comply with the PnP COM device 2991 * spec regarding checksum... XXX 2992 */ 2993 logwarnx("PnP checksum error", 0); 2994 return FALSE; 2995 #endif 2996 } 2997 } 2998 2999 return TRUE; 3000 } 3001 3002 static symtab_t * 3003 pnpproto(pnpid_t *id) 3004 { 3005 symtab_t *t; 3006 int i, j; 3007 3008 if (id->nclass > 0) 3009 if (strncmp(id->class, "MOUSE", id->nclass) != 0 && 3010 strncmp(id->class, "TABLET", id->nclass) != 0) 3011 /* this is not a mouse! */ 3012 return NULL; 3013 3014 if (id->neisaid > 0) { 3015 t = gettoken(pnpprod, id->eisaid, id->neisaid); 3016 if (t->val != MOUSE_PROTO_UNKNOWN) 3017 return t; 3018 } 3019 3020 /* 3021 * The 'Compatible drivers' field may contain more than one 3022 * ID separated by ','. 3023 */ 3024 if (id->ncompat <= 0) 3025 return NULL; 3026 for (i = 0; i < id->ncompat; ++i) { 3027 for (j = i; id->compat[i] != ','; ++i) 3028 if (i >= id->ncompat) 3029 break; 3030 if (i > j) { 3031 t = gettoken(pnpprod, id->compat + j, i - j); 3032 if (t->val != MOUSE_PROTO_UNKNOWN) 3033 return t; 3034 } 3035 } 3036 3037 return NULL; 3038 } 3039 3040 /* name/val mapping */ 3041 3042 static symtab_t * 3043 gettoken(symtab_t *tab, char *s, int len) 3044 { 3045 int i; 3046 3047 for (i = 0; tab[i].name != NULL; ++i) { 3048 if (strncmp(tab[i].name, s, len) == 0) 3049 break; 3050 } 3051 return &tab[i]; 3052 } 3053 3054 static char * 3055 gettokenname(symtab_t *tab, int val) 3056 { 3057 int i; 3058 3059 for (i = 0; tab[i].name != NULL; ++i) { 3060 if (tab[i].val == val) 3061 return tab[i].name; 3062 } 3063 return NULL; 3064 } 3065 3066 3067 /* 3068 * code to read from the Genius Kidspad tablet. 3069 3070 The tablet responds to the COM PnP protocol 1.0 with EISA-ID KYE0005, 3071 and to pre-pnp probes (RTS toggle) with 'T' (tablet ?) 3072 9600, 8 bit, parity odd. 3073 3074 The tablet puts out 5 bytes. b0 (mask 0xb8, value 0xb8) contains 3075 the proximity, tip and button info: 3076 (byte0 & 0x1) true = tip pressed 3077 (byte0 & 0x2) true = button pressed 3078 (byte0 & 0x40) false = pen in proximity of tablet. 3079 3080 The next 4 bytes are used for coordinates xl, xh, yl, yh (7 bits valid). 3081 3082 Only absolute coordinates are returned, so we use the following approach: 3083 we store the last coordinates sent when the pen went out of the tablet, 3084 3085 3086 * 3087 */ 3088 3089 typedef enum { 3090 S_IDLE, S_PROXY, S_FIRST, S_DOWN, S_UP 3091 } k_status ; 3092 3093 static int 3094 kidspad(u_char rxc, mousestatus_t *act) 3095 { 3096 static int buf[5]; 3097 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 3098 static k_status status = S_IDLE ; 3099 static struct timeval old, now ; 3100 3101 int x, y ; 3102 3103 if (buflen > 0 && (rxc & 0x80)) { 3104 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3105 buflen = 0 ; 3106 } 3107 if (buflen == 0 && (rxc & 0xb8) != 0xb8) { 3108 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3109 return 0 ; /* invalid code, no action */ 3110 } 3111 buf[buflen++] = rxc ; 3112 if (buflen < 5) 3113 return 0 ; 3114 3115 buflen = 0 ; /* for next time... */ 3116 3117 x = buf[1]+128*(buf[2] - 7) ; 3118 if (x < 0) x = 0 ; 3119 y = 28*128 - (buf[3] + 128* (buf[4] - 7)) ; 3120 if (y < 0) y = 0 ; 3121 3122 x /= 8 ; 3123 y /= 8 ; 3124 3125 act->flags = 0 ; 3126 act->obutton = act->button ; 3127 act->dx = act->dy = act->dz = 0 ; 3128 gettimeofday(&now, NULL); 3129 if (buf[0] & 0x40) /* pen went out of reach */ 3130 status = S_IDLE ; 3131 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3132 act->flags |= MOUSE_POSCHANGED ; /* force update */ 3133 status = S_PROXY ; 3134 x_prev = x ; 3135 y_prev = y ; 3136 } 3137 old = now ; 3138 act->dx = x - x_prev ; 3139 act->dy = y - y_prev ; 3140 if (act->dx || act->dy) 3141 act->flags |= MOUSE_POSCHANGED ; 3142 x_prev = x ; 3143 y_prev = y ; 3144 if (b_prev != 0 && b_prev != buf[0]) { /* possibly record button change */ 3145 act->button = 0 ; 3146 if (buf[0] & 0x01) /* tip pressed */ 3147 act->button |= MOUSE_BUTTON1DOWN ; 3148 if (buf[0] & 0x02) /* button pressed */ 3149 act->button |= MOUSE_BUTTON2DOWN ; 3150 act->flags |= MOUSE_BUTTONSCHANGED ; 3151 } 3152 b_prev = buf[0] ; 3153 return act->flags ; 3154 } 3155 3156 static int 3157 gtco_digipad (u_char rxc, mousestatus_t *act) 3158 { 3159 static u_char buf[5]; 3160 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 3161 static k_status status = S_IDLE ; 3162 int x, y; 3163 3164 #define GTCO_HEADER 0x80 3165 #define GTCO_PROXIMITY 0x40 3166 #define GTCO_START (GTCO_HEADER|GTCO_PROXIMITY) 3167 #define GTCO_BUTTONMASK 0x3c 3168 3169 3170 if (buflen > 0 && ((rxc & GTCO_HEADER) != GTCO_HEADER)) { 3171 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 3172 buflen = 0 ; 3173 } 3174 if (buflen == 0 && (rxc & GTCO_START) != GTCO_START) { 3175 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 3176 return 0 ; /* invalid code, no action */ 3177 } 3178 3179 buf[buflen++] = rxc ; 3180 if (buflen < 5) 3181 return 0 ; 3182 3183 buflen = 0 ; /* for next time... */ 3184 3185 x = ((buf[2] & ~GTCO_START) << 6 | (buf[1] & ~GTCO_START)); 3186 y = 4768 - ((buf[4] & ~GTCO_START) << 6 | (buf[3] & ~GTCO_START)); 3187 3188 x /= 2.5; 3189 y /= 2.5; 3190 3191 act->flags = 0 ; 3192 act->obutton = act->button ; 3193 act->dx = act->dy = act->dz = 0 ; 3194 3195 if ((buf[0] & 0x40) == 0) /* pen went out of reach */ 3196 status = S_IDLE ; 3197 else if (status == S_IDLE) { /* pen is newly near the tablet */ 3198 act->flags |= MOUSE_POSCHANGED ; /* force update */ 3199 status = S_PROXY ; 3200 x_prev = x ; 3201 y_prev = y ; 3202 } 3203 3204 act->dx = x - x_prev ; 3205 act->dy = y - y_prev ; 3206 if (act->dx || act->dy) 3207 act->flags |= MOUSE_POSCHANGED ; 3208 x_prev = x ; 3209 y_prev = y ; 3210 3211 /* possibly record button change */ 3212 if (b_prev != 0 && b_prev != buf[0]) { 3213 act->button = 0 ; 3214 if (buf[0] & 0x04) /* tip pressed/yellow */ 3215 act->button |= MOUSE_BUTTON1DOWN ; 3216 if (buf[0] & 0x08) /* grey/white */ 3217 act->button |= MOUSE_BUTTON2DOWN ; 3218 if (buf[0] & 0x10) /* black/green */ 3219 act->button |= MOUSE_BUTTON3DOWN ; 3220 if (buf[0] & 0x20) /* tip+grey/blue */ 3221 act->button |= MOUSE_BUTTON4DOWN ; 3222 act->flags |= MOUSE_BUTTONSCHANGED ; 3223 } 3224 b_prev = buf[0] ; 3225 return act->flags ; 3226 } 3227 3228 static void 3229 mremote_serversetup() 3230 { 3231 struct sockaddr_un ad; 3232 3233 /* Open a UNIX domain stream socket to listen for mouse remote clients */ 3234 unlink(_PATH_MOUSEREMOTE); 3235 3236 if ((rodent.mremsfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) 3237 logerrx(1, "unable to create unix domain socket %s",_PATH_MOUSEREMOTE); 3238 3239 umask(0111); 3240 3241 bzero(&ad, sizeof(ad)); 3242 ad.sun_family = AF_UNIX; 3243 strcpy(ad.sun_path, _PATH_MOUSEREMOTE); 3244 #ifndef SUN_LEN 3245 #define SUN_LEN(unp) (((char *)(unp)->sun_path - (char *)(unp)) + \ 3246 strlen((unp)->path)) 3247 #endif 3248 if (bind(rodent.mremsfd, (struct sockaddr *) &ad, SUN_LEN(&ad)) < 0) 3249 logerrx(1, "unable to bind unix domain socket %s", _PATH_MOUSEREMOTE); 3250 3251 listen(rodent.mremsfd, 1); 3252 } 3253 3254 static void 3255 mremote_clientchg(int add) 3256 { 3257 struct sockaddr_un ad; 3258 int ad_len, fd; 3259 3260 if (rodent.rtype != MOUSE_PROTO_X10MOUSEREM) 3261 return; 3262 3263 if (add) { 3264 /* Accept client connection, if we don't already have one */ 3265 ad_len = sizeof(ad); 3266 fd = accept(rodent.mremsfd, (struct sockaddr *) &ad, &ad_len); 3267 if (fd < 0) 3268 logwarnx("failed accept on mouse remote socket"); 3269 3270 if (rodent.mremcfd < 0) { 3271 rodent.mremcfd = fd; 3272 debug("remote client connect...accepted"); 3273 } 3274 else { 3275 close(fd); 3276 debug("another remote client connect...disconnected"); 3277 } 3278 } 3279 else { 3280 /* Client disconnected */ 3281 debug("remote client disconnected"); 3282 close(rodent.mremcfd); 3283 rodent.mremcfd = -1; 3284 } 3285 } 3286