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 #ifndef lint 48 static const char rcsid[] = 49 "$FreeBSD$"; 50 #endif /* not lint */ 51 52 #include <ctype.h> 53 #include <err.h> 54 #include <errno.h> 55 #include <fcntl.h> 56 #include <limits.h> 57 #include <stdio.h> 58 #include <stdlib.h> 59 #include <stdarg.h> 60 #include <string.h> 61 #include <ctype.h> 62 #include <signal.h> 63 #include <setjmp.h> 64 #include <termios.h> 65 #include <syslog.h> 66 #include <sys/mouse.h> 67 #include <sys/consio.h> 68 #include <sys/types.h> 69 #include <sys/time.h> 70 #include <sys/socket.h> 71 #include <sys/stat.h> 72 #include <sys/un.h> 73 #include <unistd.h> 74 75 #define MAX_CLICKTHRESHOLD 2000 /* 2 seconds */ 76 #define MAX_BUTTON2TIMEOUT 2000 /* 2 seconds */ 77 #define DFLT_CLICKTHRESHOLD 500 /* 0.5 second */ 78 #define DFLT_BUTTON2TIMEOUT 100 /* 0.1 second */ 79 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 100 101 #define ID_NONE 0 102 #define ID_PORT 1 103 #define ID_IF 2 104 #define ID_TYPE 4 105 #define ID_MODEL 8 106 #define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 107 108 #define debug(fmt, args...) do { \ 109 if (debug && nodaemon) \ 110 warnx(fmt, ##args); \ 111 } while (0) 112 113 #define logerr(e, fmt, args...) do { \ 114 log_or_warn(LOG_DAEMON | LOG_ERR, errno, fmt, ##args); \ 115 exit(e); \ 116 } while (0) 117 118 #define logerrx(e, fmt, args...) do { \ 119 log_or_warn(LOG_DAEMON | LOG_ERR, 0, fmt, ##args); \ 120 exit(e); \ 121 } while (0) 122 123 #define logwarn(fmt, args...) \ 124 log_or_warn(LOG_DAEMON | LOG_WARNING, errno, fmt, ##args) 125 126 #define logwarnx(fmt, args...) \ 127 log_or_warn(LOG_DAEMON | LOG_WARNING, 0, fmt, ##args) 128 129 /* structures */ 130 131 /* symbol table entry */ 132 typedef struct { 133 char *name; 134 int val; 135 int val2; 136 } symtab_t; 137 138 /* serial PnP ID string */ 139 typedef struct { 140 int revision; /* PnP revision, 100 for 1.00 */ 141 char *eisaid; /* EISA ID including mfr ID and product ID */ 142 char *serial; /* serial No, optional */ 143 char *class; /* device class, optional */ 144 char *compat; /* list of compatible drivers, optional */ 145 char *description; /* product description, optional */ 146 int neisaid; /* length of the above fields... */ 147 int nserial; 148 int nclass; 149 int ncompat; 150 int ndescription; 151 } pnpid_t; 152 153 /* global variables */ 154 155 int debug = 0; 156 int nodaemon = FALSE; 157 int background = FALSE; 158 int identify = ID_NONE; 159 int extioctl = FALSE; 160 char *pidfile = "/var/run/moused.pid"; 161 162 /* local variables */ 163 164 /* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 165 static symtab_t rifs[] = { 166 { "serial", MOUSE_IF_SERIAL }, 167 { "bus", MOUSE_IF_BUS }, 168 { "inport", MOUSE_IF_INPORT }, 169 { "ps/2", MOUSE_IF_PS2 }, 170 { "sysmouse", MOUSE_IF_SYSMOUSE }, 171 { "usb", MOUSE_IF_USB }, 172 { NULL, MOUSE_IF_UNKNOWN }, 173 }; 174 175 /* types (the table must be ordered by MOUSE_PROTO_XXX in mouse.h) */ 176 static char *rnames[] = { 177 "microsoft", 178 "mousesystems", 179 "logitech", 180 "mmseries", 181 "mouseman", 182 "busmouse", 183 "inportmouse", 184 "ps/2", 185 "mmhitab", 186 "glidepoint", 187 "intellimouse", 188 "thinkingmouse", 189 "sysmouse", 190 "x10mouseremote", 191 "kidspad", 192 "versapad", 193 "jogdial", 194 #if notyet 195 "mariqua", 196 #endif 197 NULL 198 }; 199 200 /* models */ 201 static symtab_t rmodels[] = { 202 { "NetScroll", MOUSE_MODEL_NETSCROLL }, 203 { "NetMouse/NetScroll Optical", MOUSE_MODEL_NET }, 204 { "GlidePoint", MOUSE_MODEL_GLIDEPOINT }, 205 { "ThinkingMouse", MOUSE_MODEL_THINK }, 206 { "IntelliMouse", MOUSE_MODEL_INTELLI }, 207 { "EasyScroll/SmartScroll", MOUSE_MODEL_EASYSCROLL }, 208 { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS }, 209 { "Kidspad", MOUSE_MODEL_KIDSPAD }, 210 { "VersaPad", MOUSE_MODEL_VERSAPAD }, 211 { "IntelliMouse Explorer", MOUSE_MODEL_EXPLORER }, 212 { "4D Mouse", MOUSE_MODEL_4D }, 213 { "4D+ Mouse", MOUSE_MODEL_4DPLUS }, 214 { "generic", MOUSE_MODEL_GENERIC }, 215 { NULL, MOUSE_MODEL_UNKNOWN }, 216 }; 217 218 /* PnP EISA/product IDs */ 219 static symtab_t pnpprod[] = { 220 /* Kensignton ThinkingMouse */ 221 { "KML0001", MOUSE_PROTO_THINK, MOUSE_MODEL_THINK }, 222 /* MS IntelliMouse */ 223 { "MSH0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 224 /* MS IntelliMouse TrackBall */ 225 { "MSH0004", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 226 /* Tremon Wheel Mouse MUSD */ 227 { "HTK0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 228 /* Genius PnP Mouse */ 229 { "KYE0001", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 230 /* MouseSystems SmartScroll Mouse (OEM from Genius?) */ 231 { "KYE0002", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 232 /* Genius NetMouse */ 233 { "KYE0003", MOUSE_PROTO_INTELLI, MOUSE_MODEL_NET }, 234 /* Genius Kidspad, Easypad and other tablets */ 235 { "KYE0005", MOUSE_PROTO_KIDSPAD, MOUSE_MODEL_KIDSPAD }, 236 /* Genius EZScroll */ 237 { "KYEEZ00", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 238 /* Logitech Cordless MouseMan Wheel */ 239 { "LGI8033", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 240 /* Logitech MouseMan (new 4 button model) */ 241 { "LGI800C", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 242 /* Logitech MouseMan+ */ 243 { "LGI8050", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 244 /* Logitech FirstMouse+ */ 245 { "LGI8051", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 246 /* Logitech serial */ 247 { "LGI8001", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 248 /* A4 Tech 4D/4D+ Mouse */ 249 { "A4W0005", MOUSE_PROTO_INTELLI, MOUSE_MODEL_4D }, 250 /* 8D Scroll Mouse */ 251 { "PEC9802", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 252 /* Mitsumi Wireless Scroll Mouse */ 253 { "MTM6401", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 254 255 /* MS bus */ 256 { "PNP0F00", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 257 /* MS serial */ 258 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 259 /* MS InPort */ 260 { "PNP0F02", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 261 /* MS PS/2 */ 262 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 263 /* 264 * EzScroll returns PNP0F04 in the compatible device field; but it 265 * doesn't look compatible... XXX 266 */ 267 /* MouseSystems */ 268 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 269 /* MouseSystems */ 270 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 271 #if notyet 272 /* Genius Mouse */ 273 { "PNP0F06", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 274 /* Genius Mouse */ 275 { "PNP0F07", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 276 #endif 277 /* Logitech serial */ 278 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 279 /* MS BallPoint serial */ 280 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 281 /* MS PnP serial */ 282 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 283 /* MS PnP BallPoint serial */ 284 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 285 /* MS serial comatible */ 286 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 287 /* MS InPort comatible */ 288 { "PNP0F0D", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 289 /* MS PS/2 comatible */ 290 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 291 /* MS BallPoint comatible */ 292 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 293 #if notyet 294 /* TI QuickPort */ 295 { "PNP0F10", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 296 #endif 297 /* MS bus comatible */ 298 { "PNP0F11", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 299 /* Logitech PS/2 */ 300 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 301 /* PS/2 */ 302 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 303 #if notyet 304 /* MS Kids Mouse */ 305 { "PNP0F14", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 306 #endif 307 /* Logitech bus */ 308 { "PNP0F15", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 309 #if notyet 310 /* Logitech SWIFT */ 311 { "PNP0F16", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 312 #endif 313 /* Logitech serial compat */ 314 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 315 /* Logitech bus compatible */ 316 { "PNP0F18", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 317 /* Logitech PS/2 compatible */ 318 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 319 #if notyet 320 /* Logitech SWIFT compatible */ 321 { "PNP0F1A", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 322 /* HP Omnibook */ 323 { "PNP0F1B", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 324 /* Compaq LTE TrackBall PS/2 */ 325 { "PNP0F1C", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 326 /* Compaq LTE TrackBall serial */ 327 { "PNP0F1D", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 328 /* MS Kidts Trackball */ 329 { "PNP0F1E", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 330 #endif 331 /* Interlink VersaPad */ 332 { "LNK0001", MOUSE_PROTO_VERSAPAD, MOUSE_MODEL_VERSAPAD }, 333 334 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 335 }; 336 337 /* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 338 static unsigned short rodentcflags[] = 339 { 340 (CS7 | CREAD | CLOCAL | HUPCL ), /* MicroSoft */ 341 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* MouseSystems */ 342 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* Logitech */ 343 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL ), /* MMSeries */ 344 (CS7 | CREAD | CLOCAL | HUPCL ), /* MouseMan */ 345 0, /* Bus */ 346 0, /* InPort */ 347 0, /* PS/2 */ 348 (CS8 | CREAD | CLOCAL | HUPCL ), /* MM HitTablet */ 349 (CS7 | CREAD | CLOCAL | HUPCL ), /* GlidePoint */ 350 (CS7 | CREAD | CLOCAL | HUPCL ), /* IntelliMouse */ 351 (CS7 | CREAD | CLOCAL | HUPCL ), /* Thinking Mouse */ 352 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* sysmouse */ 353 (CS7 | CREAD | CLOCAL | HUPCL ), /* X10 MouseRemote */ 354 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL ), /* kidspad etc. */ 355 (CS8 | CREAD | CLOCAL | HUPCL ), /* VersaPad */ 356 0, /* JogDial */ 357 #if notyet 358 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* Mariqua */ 359 #endif 360 }; 361 362 static struct rodentparam { 363 int flags; 364 char *portname; /* /dev/XXX */ 365 int rtype; /* MOUSE_PROTO_XXX */ 366 int level; /* operation level: 0 or greater */ 367 int baudrate; 368 int rate; /* report rate */ 369 int resolution; /* MOUSE_RES_XXX or a positive number */ 370 int zmap[4]; /* MOUSE_{X|Y}AXIS or a button number */ 371 int wmode; /* wheel mode button number */ 372 int mfd; /* mouse file descriptor */ 373 int cfd; /* /dev/consolectl file descriptor */ 374 int mremsfd; /* mouse remote server file descriptor */ 375 int mremcfd; /* mouse remote client file descriptor */ 376 long clickthreshold; /* double click speed in msec */ 377 long button2timeout; /* 3 button emulation timeout */ 378 mousehw_t hw; /* mouse device hardware information */ 379 mousemode_t mode; /* protocol information */ 380 float accelx; /* Acceleration in the X axis */ 381 float accely; /* Acceleration in the Y axis */ 382 } rodent = { 383 flags : 0, 384 portname : NULL, 385 rtype : MOUSE_PROTO_UNKNOWN, 386 level : -1, 387 baudrate : 1200, 388 rate : 0, 389 resolution : MOUSE_RES_UNKNOWN, 390 zmap: { 0, 0, 0, 0 }, 391 wmode: 0, 392 mfd : -1, 393 cfd : -1, 394 mremsfd : -1, 395 mremcfd : -1, 396 clickthreshold : DFLT_CLICKTHRESHOLD, 397 button2timeout : DFLT_BUTTON2TIMEOUT, 398 accelx : 1.0, 399 accely : 1.0, 400 }; 401 402 /* button status */ 403 struct button_state { 404 int count; /* 0: up, 1: single click, 2: double click,... */ 405 struct timeval tv; /* timestamp on the last button event */ 406 }; 407 static struct button_state bstate[MOUSE_MAXBUTTON]; /* button state */ 408 static struct button_state *mstate[MOUSE_MAXBUTTON];/* mapped button st.*/ 409 static struct button_state zstate[4]; /* Z/W axis state */ 410 411 /* state machine for 3 button emulation */ 412 413 #define S0 0 /* start */ 414 #define S1 1 /* button 1 delayed down */ 415 #define S2 2 /* button 3 delayed down */ 416 #define S3 3 /* both buttons down -> button 2 down */ 417 #define S4 4 /* button 1 delayed up */ 418 #define S5 5 /* button 1 down */ 419 #define S6 6 /* button 3 down */ 420 #define S7 7 /* both buttons down */ 421 #define S8 8 /* button 3 delayed up */ 422 #define S9 9 /* button 1 or 3 up after S3 */ 423 424 #define A(b1, b3) (((b1) ? 2 : 0) | ((b3) ? 1 : 0)) 425 #define A_TIMEOUT 4 426 #define S_DELAYED(st) (states[st].s[A_TIMEOUT] != (st)) 427 428 static struct { 429 int s[A_TIMEOUT + 1]; 430 int buttons; 431 int mask; 432 int timeout; 433 } states[10] = { 434 /* S0 */ 435 { { S0, S2, S1, S3, S0 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 436 /* S1 */ 437 { { S4, S2, S1, S3, S5 }, 0, ~MOUSE_BUTTON1DOWN, FALSE }, 438 /* S2 */ 439 { { S8, S2, S1, S3, S6 }, 0, ~MOUSE_BUTTON3DOWN, FALSE }, 440 /* S3 */ 441 { { S0, S9, S9, S3, S3 }, MOUSE_BUTTON2DOWN, ~0, FALSE }, 442 /* S4 */ 443 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON1DOWN, ~0, TRUE }, 444 /* S5 */ 445 { { S0, S2, S5, S7, S5 }, MOUSE_BUTTON1DOWN, ~0, FALSE }, 446 /* S6 */ 447 { { S0, S6, S1, S7, S6 }, MOUSE_BUTTON3DOWN, ~0, FALSE }, 448 /* S7 */ 449 { { S0, S6, S5, S7, S7 }, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, ~0, FALSE }, 450 /* S8 */ 451 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON3DOWN, ~0, TRUE }, 452 /* S9 */ 453 { { S0, S9, S9, S3, S9 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 454 }; 455 static int mouse_button_state; 456 static struct timeval mouse_button_state_tv; 457 static int mouse_move_delayed; 458 459 static jmp_buf env; 460 461 /* function prototypes */ 462 463 static void moused(void); 464 static void hup(int sig); 465 static void cleanup(int sig); 466 static void usage(void); 467 static void log_or_warn(int log_pri, int errnum, const char *fmt, ...) 468 __printflike(3, 4); 469 470 static int r_identify(void); 471 static char *r_if(int type); 472 static char *r_name(int type); 473 static char *r_model(int model); 474 static void r_init(void); 475 static int r_protocol(u_char b, mousestatus_t *act); 476 static int r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans); 477 static int r_installmap(char *arg); 478 static void r_map(mousestatus_t *act1, mousestatus_t *act2); 479 static void r_timestamp(mousestatus_t *act); 480 static int r_timeout(void); 481 static void r_click(mousestatus_t *act); 482 static void setmousespeed(int old, int new, unsigned cflag); 483 484 static int pnpwakeup1(void); 485 static int pnpwakeup2(void); 486 static int pnpgets(char *buf); 487 static int pnpparse(pnpid_t *id, char *buf, int len); 488 static symtab_t *pnpproto(pnpid_t *id); 489 490 static symtab_t *gettoken(symtab_t *tab, char *s, int len); 491 static char *gettokenname(symtab_t *tab, int val); 492 493 static void mremote_serversetup(); 494 static void mremote_clientchg(int add); 495 496 static int kidspad(u_char rxc, mousestatus_t *act); 497 498 int 499 main(int argc, char *argv[]) 500 { 501 int c; 502 int i; 503 int j; 504 505 for (i = 0; i < MOUSE_MAXBUTTON; ++i) 506 mstate[i] = &bstate[i]; 507 508 while((c = getopt(argc,argv,"3C:DE:F:I:PRS:a:cdfhi:l:m:p:r:st:w:z:")) != -1) 509 switch(c) { 510 511 case '3': 512 rodent.flags |= Emulate3Button; 513 break; 514 515 case 'E': 516 rodent.button2timeout = atoi(optarg); 517 if ((rodent.button2timeout < 0) || 518 (rodent.button2timeout > MAX_BUTTON2TIMEOUT)) { 519 warnx("invalid argument `%s'", optarg); 520 usage(); 521 } 522 break; 523 524 case 'a': 525 i = sscanf(optarg, "%f,%f", &rodent.accelx, &rodent.accely); 526 if (i == 0) { 527 warnx("invalid acceleration argument '%s'", optarg); 528 usage(); 529 } 530 531 if (i == 1) 532 rodent.accely = rodent.accelx; 533 534 break; 535 536 case 'c': 537 rodent.flags |= ChordMiddle; 538 break; 539 540 case 'd': 541 ++debug; 542 break; 543 544 case 'f': 545 nodaemon = TRUE; 546 break; 547 548 case 'i': 549 if (strcmp(optarg, "all") == 0) 550 identify = ID_ALL; 551 else if (strcmp(optarg, "port") == 0) 552 identify = ID_PORT; 553 else if (strcmp(optarg, "if") == 0) 554 identify = ID_IF; 555 else if (strcmp(optarg, "type") == 0) 556 identify = ID_TYPE; 557 else if (strcmp(optarg, "model") == 0) 558 identify = ID_MODEL; 559 else { 560 warnx("invalid argument `%s'", optarg); 561 usage(); 562 } 563 nodaemon = TRUE; 564 break; 565 566 case 'l': 567 rodent.level = atoi(optarg); 568 if ((rodent.level < 0) || (rodent.level > 4)) { 569 warnx("invalid argument `%s'", optarg); 570 usage(); 571 } 572 break; 573 574 case 'm': 575 if (!r_installmap(optarg)) { 576 warnx("invalid argument `%s'", optarg); 577 usage(); 578 } 579 break; 580 581 case 'p': 582 rodent.portname = optarg; 583 break; 584 585 case 'r': 586 if (strcmp(optarg, "high") == 0) 587 rodent.resolution = MOUSE_RES_HIGH; 588 else if (strcmp(optarg, "medium-high") == 0) 589 rodent.resolution = MOUSE_RES_HIGH; 590 else if (strcmp(optarg, "medium-low") == 0) 591 rodent.resolution = MOUSE_RES_MEDIUMLOW; 592 else if (strcmp(optarg, "low") == 0) 593 rodent.resolution = MOUSE_RES_LOW; 594 else if (strcmp(optarg, "default") == 0) 595 rodent.resolution = MOUSE_RES_DEFAULT; 596 else { 597 rodent.resolution = atoi(optarg); 598 if (rodent.resolution <= 0) { 599 warnx("invalid argument `%s'", optarg); 600 usage(); 601 } 602 } 603 break; 604 605 case 's': 606 rodent.baudrate = 9600; 607 break; 608 609 case 'w': 610 i = atoi(optarg); 611 if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { 612 warnx("invalid argument `%s'", optarg); 613 usage(); 614 } 615 rodent.wmode = 1 << (i - 1); 616 break; 617 618 case 'z': 619 if (strcmp(optarg, "x") == 0) 620 rodent.zmap[0] = MOUSE_XAXIS; 621 else if (strcmp(optarg, "y") == 0) 622 rodent.zmap[0] = MOUSE_YAXIS; 623 else { 624 i = atoi(optarg); 625 /* 626 * Use button i for negative Z axis movement and 627 * button (i + 1) for positive Z axis movement. 628 */ 629 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 630 warnx("invalid argument `%s'", optarg); 631 usage(); 632 } 633 rodent.zmap[0] = i; 634 rodent.zmap[1] = i + 1; 635 debug("optind: %d, optarg: '%s'", optind, optarg); 636 for (j = 1; j < 4; ++j) { 637 if ((optind >= argc) || !isdigit(*argv[optind])) 638 break; 639 i = atoi(argv[optind]); 640 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 641 warnx("invalid argument `%s'", argv[optind]); 642 usage(); 643 } 644 rodent.zmap[j] = i; 645 ++optind; 646 } 647 if ((rodent.zmap[2] != 0) && (rodent.zmap[3] == 0)) 648 rodent.zmap[3] = rodent.zmap[2] + 1; 649 } 650 break; 651 652 case 'C': 653 rodent.clickthreshold = atoi(optarg); 654 if ((rodent.clickthreshold < 0) || 655 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 656 warnx("invalid argument `%s'", optarg); 657 usage(); 658 } 659 break; 660 661 case 'D': 662 rodent.flags |= ClearDTR; 663 break; 664 665 case 'F': 666 rodent.rate = atoi(optarg); 667 if (rodent.rate <= 0) { 668 warnx("invalid argument `%s'", optarg); 669 usage(); 670 } 671 break; 672 673 case 'I': 674 pidfile = optarg; 675 break; 676 677 case 'P': 678 rodent.flags |= NoPnP; 679 break; 680 681 case 'R': 682 rodent.flags |= ClearRTS; 683 break; 684 685 case 'S': 686 rodent.baudrate = atoi(optarg); 687 if (rodent.baudrate <= 0) { 688 warnx("invalid argument `%s'", optarg); 689 usage(); 690 } 691 debug("rodent baudrate %d", rodent.baudrate); 692 break; 693 694 case 't': 695 if (strcmp(optarg, "auto") == 0) { 696 rodent.rtype = MOUSE_PROTO_UNKNOWN; 697 rodent.flags &= ~NoPnP; 698 rodent.level = -1; 699 break; 700 } 701 for (i = 0; rnames[i]; i++) 702 if (strcmp(optarg, rnames[i]) == 0) { 703 rodent.rtype = i; 704 rodent.flags |= NoPnP; 705 rodent.level = (i == MOUSE_PROTO_SYSMOUSE) ? 1 : 0; 706 break; 707 } 708 if (rnames[i]) 709 break; 710 warnx("no such mouse type `%s'", optarg); 711 usage(); 712 713 case 'h': 714 case '?': 715 default: 716 usage(); 717 } 718 719 /* fix Z axis mapping */ 720 for (i = 0; i < 4; ++i) { 721 if (rodent.zmap[i] > 0) { 722 for (j = 0; j < MOUSE_MAXBUTTON; ++j) { 723 if (mstate[j] == &bstate[rodent.zmap[i] - 1]) 724 mstate[j] = &zstate[i]; 725 } 726 rodent.zmap[i] = 1 << (rodent.zmap[i] - 1); 727 } 728 } 729 730 /* the default port name */ 731 switch(rodent.rtype) { 732 733 case MOUSE_PROTO_INPORT: 734 /* INPORT and BUS are the same... */ 735 rodent.rtype = MOUSE_PROTO_BUS; 736 /* FALLTHROUGH */ 737 case MOUSE_PROTO_BUS: 738 if (!rodent.portname) 739 rodent.portname = "/dev/mse0"; 740 break; 741 742 case MOUSE_PROTO_PS2: 743 if (!rodent.portname) 744 rodent.portname = "/dev/psm0"; 745 break; 746 747 default: 748 if (rodent.portname) 749 break; 750 warnx("no port name specified"); 751 usage(); 752 } 753 754 for (;;) { 755 if (setjmp(env) == 0) { 756 signal(SIGHUP, hup); 757 signal(SIGINT , cleanup); 758 signal(SIGQUIT, cleanup); 759 signal(SIGTERM, cleanup); 760 if ((rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK, 0)) 761 == -1) 762 logerr(1, "unable to open %s", rodent.portname); 763 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 764 logwarnx("cannot determine mouse type on %s", rodent.portname); 765 close(rodent.mfd); 766 rodent.mfd = -1; 767 } 768 769 /* print some information */ 770 if (identify != ID_NONE) { 771 if (identify == ID_ALL) 772 printf("%s %s %s %s\n", 773 rodent.portname, r_if(rodent.hw.iftype), 774 r_name(rodent.rtype), r_model(rodent.hw.model)); 775 else if (identify & ID_PORT) 776 printf("%s\n", rodent.portname); 777 else if (identify & ID_IF) 778 printf("%s\n", r_if(rodent.hw.iftype)); 779 else if (identify & ID_TYPE) 780 printf("%s\n", r_name(rodent.rtype)); 781 else if (identify & ID_MODEL) 782 printf("%s\n", r_model(rodent.hw.model)); 783 exit(0); 784 } else { 785 debug("port: %s interface: %s type: %s model: %s", 786 rodent.portname, r_if(rodent.hw.iftype), 787 r_name(rodent.rtype), r_model(rodent.hw.model)); 788 } 789 790 if (rodent.mfd == -1) { 791 /* 792 * We cannot continue because of error. Exit if the 793 * program has not become a daemon. Otherwise, block 794 * until the the user corrects the problem and issues SIGHUP. 795 */ 796 if (!background) 797 exit(1); 798 sigpause(0); 799 } 800 801 r_init(); /* call init function */ 802 moused(); 803 } 804 805 if (rodent.mfd != -1) 806 close(rodent.mfd); 807 if (rodent.cfd != -1) 808 close(rodent.cfd); 809 rodent.mfd = rodent.cfd = -1; 810 } 811 /* NOT REACHED */ 812 813 exit(0); 814 } 815 816 static void 817 moused(void) 818 { 819 struct mouse_info mouse; 820 mousestatus_t action0; /* original mouse action */ 821 mousestatus_t action; /* interrim buffer */ 822 mousestatus_t action2; /* mapped action */ 823 struct timeval timeout; 824 fd_set fds; 825 u_char b; 826 FILE *fp; 827 int flags; 828 int c; 829 int i; 830 831 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 832 logerr(1, "cannot open /dev/consolectl"); 833 834 if (!nodaemon && !background) { 835 if (daemon(0, 0)) { 836 logerr(1, "failed to become a daemon"); 837 } else { 838 background = TRUE; 839 fp = fopen(pidfile, "w"); 840 if (fp != NULL) { 841 fprintf(fp, "%d\n", getpid()); 842 fclose(fp); 843 } 844 } 845 } 846 847 /* clear mouse data */ 848 bzero(&action0, sizeof(action0)); 849 bzero(&action, sizeof(action)); 850 bzero(&action2, sizeof(action2)); 851 bzero(&mouse, sizeof(mouse)); 852 mouse_button_state = S0; 853 gettimeofday(&mouse_button_state_tv, NULL); 854 mouse_move_delayed = 0; 855 for (i = 0; i < MOUSE_MAXBUTTON; ++i) { 856 bstate[i].count = 0; 857 bstate[i].tv = mouse_button_state_tv; 858 } 859 for (i = 0; i < sizeof(zstate)/sizeof(zstate[0]); ++i) { 860 zstate[i].count = 0; 861 zstate[i].tv = mouse_button_state_tv; 862 } 863 864 /* choose which ioctl command to use */ 865 mouse.operation = MOUSE_MOTION_EVENT; 866 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 867 868 /* process mouse data */ 869 timeout.tv_sec = 0; 870 timeout.tv_usec = 20000; /* 20 msec */ 871 for (;;) { 872 873 FD_ZERO(&fds); 874 FD_SET(rodent.mfd, &fds); 875 if (rodent.mremsfd >= 0) 876 FD_SET(rodent.mremsfd, &fds); 877 if (rodent.mremcfd >= 0) 878 FD_SET(rodent.mremcfd, &fds); 879 880 c = select(FD_SETSIZE, &fds, NULL, NULL, 881 (rodent.flags & Emulate3Button) ? &timeout : NULL); 882 if (c < 0) { /* error */ 883 logwarn("failed to read from mouse"); 884 continue; 885 } else if (c == 0) { /* timeout */ 886 /* assert(rodent.flags & Emulate3Button) */ 887 action0.button = action0.obutton; 888 action0.dx = action0.dy = action0.dz = 0; 889 action0.flags = flags = 0; 890 if (r_timeout() && r_statetrans(&action0, &action, A_TIMEOUT)) { 891 if (debug > 2) 892 debug("flags:%08x buttons:%08x obuttons:%08x", 893 action.flags, action.button, action.obutton); 894 } else { 895 action0.obutton = action0.button; 896 continue; 897 } 898 } else { 899 /* MouseRemote client connect/disconnect */ 900 if ((rodent.mremsfd >= 0) && FD_ISSET(rodent.mremsfd, &fds)) { 901 mremote_clientchg(TRUE); 902 continue; 903 } 904 if ((rodent.mremcfd >= 0) && FD_ISSET(rodent.mremcfd, &fds)) { 905 mremote_clientchg(FALSE); 906 continue; 907 } 908 /* mouse movement */ 909 if (read(rodent.mfd, &b, 1) == -1) { 910 if (errno == EWOULDBLOCK) 911 continue; 912 else 913 return; 914 } 915 if ((flags = r_protocol(b, &action0)) == 0) 916 continue; 917 r_timestamp(&action0); 918 r_statetrans(&action0, &action, 919 A(action0.button & MOUSE_BUTTON1DOWN, 920 action0.button & MOUSE_BUTTON3DOWN)); 921 debug("flags:%08x buttons:%08x obuttons:%08x", action.flags, 922 action.button, action.obutton); 923 } 924 action0.obutton = action0.button; 925 flags &= MOUSE_POSCHANGED; 926 flags |= action.obutton ^ action.button; 927 action.flags = flags; 928 929 if (flags) { /* handler detected action */ 930 r_map(&action, &action2); 931 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 932 action2.button, action2.dx, action2.dy, action2.dz); 933 934 if (extioctl) { 935 r_click(&action2); 936 if (action2.flags & MOUSE_POSCHANGED) { 937 mouse.operation = MOUSE_MOTION_EVENT; 938 mouse.u.data.buttons = action2.button; 939 mouse.u.data.x = action2.dx * rodent.accelx; 940 mouse.u.data.y = action2.dy * rodent.accely; 941 mouse.u.data.z = action2.dz; 942 if (debug < 2) 943 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 944 } 945 } else { 946 mouse.operation = MOUSE_ACTION; 947 mouse.u.data.buttons = action2.button; 948 mouse.u.data.x = action2.dx * rodent.accelx; 949 mouse.u.data.y = action2.dy * rodent.accely; 950 mouse.u.data.z = action2.dz; 951 if (debug < 2) 952 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 953 } 954 955 /* 956 * If the Z axis movement is mapped to a imaginary physical 957 * button, we need to cook up a corresponding button `up' event 958 * after sending a button `down' event. 959 */ 960 if ((rodent.zmap[0] > 0) && (action.dz != 0)) { 961 action.obutton = action.button; 962 action.dx = action.dy = action.dz = 0; 963 r_map(&action, &action2); 964 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 965 action2.button, action2.dx, action2.dy, action2.dz); 966 967 if (extioctl) { 968 r_click(&action2); 969 } else { 970 mouse.operation = MOUSE_ACTION; 971 mouse.u.data.buttons = action2.button; 972 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 973 if (debug < 2) 974 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 975 } 976 } 977 } 978 } 979 /* NOT REACHED */ 980 } 981 982 static void 983 hup(int sig) 984 { 985 longjmp(env, 1); 986 } 987 988 static void 989 cleanup(int sig) 990 { 991 if (rodent.rtype == MOUSE_PROTO_X10MOUSEREM) 992 unlink(_PATH_MOUSEREMOTE); 993 exit(0); 994 } 995 996 /** 997 ** usage 998 ** 999 ** Complain, and free the CPU for more worthy tasks 1000 **/ 1001 static void 1002 usage(void) 1003 { 1004 fprintf(stderr, "%s\n%s\n%s\n%s\n", 1005 "usage: moused [-DRcdfs] [-I file] [-F rate] [-r resolution] [-S baudrate]", 1006 " [-a X [,Y]] [-C threshold] [-m N=M] [-w N] [-z N]", 1007 " [-t <mousetype>] [-3 [-E timeout]] -p <port>", 1008 " moused [-d] -i <port|if|type|model|all> -p <port>"); 1009 exit(1); 1010 } 1011 1012 /* 1013 * Output an error message to syslog or stderr as appropriate. If 1014 * `errnum' is non-zero, append its string form to the message. 1015 */ 1016 static void 1017 log_or_warn(int log_pri, int errnum, const char *fmt, ...) 1018 { 1019 va_list ap; 1020 char buf[256]; 1021 1022 va_start(ap, fmt); 1023 vsnprintf(buf, sizeof(buf), fmt, ap); 1024 va_end(ap); 1025 if (errnum) { 1026 strlcat(buf, ": ", sizeof(buf)); 1027 strlcat(buf, strerror(errnum), sizeof(buf)); 1028 } 1029 1030 if (background) 1031 syslog(log_pri, "%s", buf); 1032 else 1033 warnx("%s", buf); 1034 } 1035 1036 /** 1037 ** Mouse interface code, courtesy of XFree86 3.1.2. 1038 ** 1039 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 1040 ** to clean, reformat and rationalise naming, it's quite possible that 1041 ** some things in here have been broken. 1042 ** 1043 ** I hope not 8) 1044 ** 1045 ** The following code is derived from a module marked : 1046 **/ 1047 1048 /* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 1049 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 1050 17:03:40 dawes Exp $ */ 1051 /* 1052 * 1053 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 1054 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1055 * 1056 * Permission to use, copy, modify, distribute, and sell this software and its 1057 * documentation for any purpose is hereby granted without fee, provided that 1058 * the above copyright notice appear in all copies and that both that 1059 * copyright notice and this permission notice appear in supporting 1060 * documentation, and that the names of Thomas Roell and David Dawes not be 1061 * used in advertising or publicity pertaining to distribution of the 1062 * software without specific, written prior permission. Thomas Roell 1063 * and David Dawes makes no representations about the suitability of this 1064 * software for any purpose. It is provided "as is" without express or 1065 * implied warranty. 1066 * 1067 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 1068 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1069 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 1070 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1071 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1072 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1073 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1074 * 1075 */ 1076 1077 /** 1078 ** GlidePoint support from XFree86 3.2. 1079 ** Derived from the module: 1080 **/ 1081 1082 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 1083 /* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 1084 1085 /* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 1086 static unsigned char proto[][7] = { 1087 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 1088 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 1089 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 1090 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 1091 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 1092 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ 1093 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 1094 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 1095 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 1096 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 1097 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 1098 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 1099 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 1100 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 1101 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* X10 MouseRem */ 1102 { 0x80, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* KIDSPAD */ 1103 { 0xc3, 0xc0, 0x00, 0x00, 6, 0x00, 0xff }, /* VersaPad */ 1104 { 0x00, 0x00, 0x00, 0x00, 1, 0x00, 0xff }, /* JogDial */ 1105 #if notyet 1106 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 1107 #endif 1108 }; 1109 static unsigned char cur_proto[7]; 1110 1111 static int 1112 r_identify(void) 1113 { 1114 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 1115 pnpid_t pnpid; 1116 symtab_t *t; 1117 int level; 1118 int len; 1119 1120 /* set the driver operation level, if applicable */ 1121 if (rodent.level < 0) 1122 rodent.level = 1; 1123 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 1124 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 1125 1126 /* 1127 * Interrogate the driver and get some intelligence on the device... 1128 * The following ioctl functions are not always supported by device 1129 * drivers. When the driver doesn't support them, we just trust the 1130 * user to supply valid information. 1131 */ 1132 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 1133 rodent.hw.model = MOUSE_MODEL_GENERIC; 1134 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 1135 1136 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1137 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1138 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1139 rodent.mode.rate = -1; 1140 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 1141 rodent.mode.accelfactor = 0; 1142 rodent.mode.level = 0; 1143 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 1144 if ((rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) 1145 || (rodent.mode.protocol >= sizeof(proto)/sizeof(proto[0]))) { 1146 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 1147 return MOUSE_PROTO_UNKNOWN; 1148 } else { 1149 /* INPORT and BUS are the same... */ 1150 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1151 rodent.mode.protocol = MOUSE_PROTO_BUS; 1152 if (rodent.mode.protocol != rodent.rtype) { 1153 /* Hmm, the driver doesn't agree with the user... */ 1154 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1155 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1156 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1157 r_name(rodent.mode.protocol)); 1158 rodent.rtype = rodent.mode.protocol; 1159 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1160 } 1161 } 1162 cur_proto[4] = rodent.mode.packetsize; 1163 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 1164 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 1165 } 1166 1167 /* maybe this is an PnP mouse... */ 1168 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 1169 1170 if (rodent.flags & NoPnP) 1171 return rodent.rtype; 1172 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 1173 return rodent.rtype; 1174 1175 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 1176 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 1177 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 1178 pnpid.ndescription, pnpid.ndescription, pnpid.description); 1179 1180 /* we have a valid PnP serial device ID */ 1181 rodent.hw.iftype = MOUSE_IF_SERIAL; 1182 t = pnpproto(&pnpid); 1183 if (t != NULL) { 1184 rodent.mode.protocol = t->val; 1185 rodent.hw.model = t->val2; 1186 } else { 1187 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1188 } 1189 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1190 rodent.mode.protocol = MOUSE_PROTO_BUS; 1191 1192 /* make final adjustment */ 1193 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 1194 if (rodent.mode.protocol != rodent.rtype) { 1195 /* Hmm, the device doesn't agree with the user... */ 1196 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1197 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1198 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1199 r_name(rodent.mode.protocol)); 1200 rodent.rtype = rodent.mode.protocol; 1201 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1202 } 1203 } 1204 } 1205 1206 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 1207 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 1208 cur_proto[4], cur_proto[5], cur_proto[6]); 1209 1210 return rodent.rtype; 1211 } 1212 1213 static char * 1214 r_if(int iftype) 1215 { 1216 char *s; 1217 1218 s = gettokenname(rifs, iftype); 1219 return (s == NULL) ? "unknown" : s; 1220 } 1221 1222 static char * 1223 r_name(int type) 1224 { 1225 return ((type == MOUSE_PROTO_UNKNOWN) 1226 || (type > sizeof(rnames)/sizeof(rnames[0]) - 1)) 1227 ? "unknown" : rnames[type]; 1228 } 1229 1230 static char * 1231 r_model(int model) 1232 { 1233 char *s; 1234 1235 s = gettokenname(rmodels, model); 1236 return (s == NULL) ? "unknown" : s; 1237 } 1238 1239 static void 1240 r_init(void) 1241 { 1242 unsigned char buf[16]; /* scrach buffer */ 1243 fd_set fds; 1244 char *s; 1245 char c; 1246 int i; 1247 1248 /** 1249 ** This comment is a little out of context here, but it contains 1250 ** some useful information... 1251 ******************************************************************** 1252 ** 1253 ** The following lines take care of the Logitech MouseMan protocols. 1254 ** 1255 ** NOTE: There are different versions of both MouseMan and TrackMan! 1256 ** Hence I add another protocol P_LOGIMAN, which the user can 1257 ** specify as MouseMan in his XF86Config file. This entry was 1258 ** formerly handled as a special case of P_MS. However, people 1259 ** who don't have the middle button problem, can still specify 1260 ** Microsoft and use P_MS. 1261 ** 1262 ** By default, these mice should use a 3 byte Microsoft protocol 1263 ** plus a 4th byte for the middle button. However, the mouse might 1264 ** have switched to a different protocol before we use it, so I send 1265 ** the proper sequence just in case. 1266 ** 1267 ** NOTE: - all commands to (at least the European) MouseMan have to 1268 ** be sent at 1200 Baud. 1269 ** - each command starts with a '*'. 1270 ** - whenever the MouseMan receives a '*', it will switch back 1271 ** to 1200 Baud. Hence I have to select the desired protocol 1272 ** first, then select the baud rate. 1273 ** 1274 ** The protocols supported by the (European) MouseMan are: 1275 ** - 5 byte packed binary protocol, as with the Mouse Systems 1276 ** mouse. Selected by sequence "*U". 1277 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 1278 ** by sequence "*V". 1279 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 1280 ** Selected by sequence "*X". 1281 ** 1282 ** The following baud rates are supported: 1283 ** - 1200 Baud (default). Selected by sequence "*n". 1284 ** - 9600 Baud. Selected by sequence "*q". 1285 ** 1286 ** Selecting a sample rate is no longer supported with the MouseMan! 1287 ** Some additional lines in xf86Config.c take care of ill configured 1288 ** baud rates and sample rates. (The user will get an error.) 1289 */ 1290 1291 switch (rodent.rtype) { 1292 1293 case MOUSE_PROTO_LOGI: 1294 /* 1295 * The baud rate selection command must be sent at the current 1296 * baud rate; try all likely settings 1297 */ 1298 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1299 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 1300 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 1301 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1302 /* select MM series data format */ 1303 write(rodent.mfd, "S", 1); 1304 setmousespeed(rodent.baudrate, rodent.baudrate, 1305 rodentcflags[MOUSE_PROTO_MM]); 1306 /* select report rate/frequency */ 1307 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1308 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1309 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1310 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1311 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1312 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1313 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1314 else write(rodent.mfd, "N", 1); 1315 break; 1316 1317 case MOUSE_PROTO_LOGIMOUSEMAN: 1318 /* The command must always be sent at 1200 baud */ 1319 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1320 write(rodent.mfd, "*X", 2); 1321 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1322 break; 1323 1324 case MOUSE_PROTO_HITTAB: 1325 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1326 1327 /* 1328 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1329 * The tablet must be configured to be in MM mode, NO parity, 1330 * Binary Format. xf86Info.sampleRate controls the sensativity 1331 * of the tablet. We only use this tablet for it's 4-button puck 1332 * so we don't run in "Absolute Mode" 1333 */ 1334 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1335 usleep(50000); 1336 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1337 usleep(50000); 1338 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1339 usleep(50000); 1340 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1341 usleep(50000); 1342 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1343 usleep(50000); 1344 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1345 usleep(50000); 1346 1347 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1348 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1349 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1350 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1351 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1352 else if (rodent.resolution <= 40) c = 'g'; 1353 else if (rodent.resolution <= 100) c = 'd'; 1354 else if (rodent.resolution <= 200) c = 'e'; 1355 else if (rodent.resolution <= 500) c = 'h'; 1356 else if (rodent.resolution <= 1000) c = 'j'; 1357 else c = 'd'; 1358 write(rodent.mfd, &c, 1); 1359 usleep(50000); 1360 1361 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1362 break; 1363 1364 case MOUSE_PROTO_THINK: 1365 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1366 /* the PnP ID string may be sent again, discard it */ 1367 usleep(200000); 1368 i = FREAD; 1369 ioctl(rodent.mfd, TIOCFLUSH, &i); 1370 /* send the command to initialize the beast */ 1371 for (s = "E5E5"; *s; ++s) { 1372 write(rodent.mfd, s, 1); 1373 FD_ZERO(&fds); 1374 FD_SET(rodent.mfd, &fds); 1375 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1376 break; 1377 read(rodent.mfd, &c, 1); 1378 debug("%c", c); 1379 if (c != *s) 1380 break; 1381 } 1382 break; 1383 1384 case MOUSE_PROTO_JOGDIAL: 1385 break; 1386 case MOUSE_PROTO_MSC: 1387 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1388 if (rodent.flags & ClearDTR) { 1389 i = TIOCM_DTR; 1390 ioctl(rodent.mfd, TIOCMBIC, &i); 1391 } 1392 if (rodent.flags & ClearRTS) { 1393 i = TIOCM_RTS; 1394 ioctl(rodent.mfd, TIOCMBIC, &i); 1395 } 1396 break; 1397 1398 case MOUSE_PROTO_SYSMOUSE: 1399 if (rodent.hw.iftype == MOUSE_IF_SYSMOUSE) 1400 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1401 /* FALLTHROUGH */ 1402 1403 case MOUSE_PROTO_BUS: 1404 case MOUSE_PROTO_INPORT: 1405 case MOUSE_PROTO_PS2: 1406 if (rodent.rate >= 0) 1407 rodent.mode.rate = rodent.rate; 1408 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1409 rodent.mode.resolution = rodent.resolution; 1410 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1411 break; 1412 1413 case MOUSE_PROTO_X10MOUSEREM: 1414 mremote_serversetup(); 1415 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1416 break; 1417 1418 1419 case MOUSE_PROTO_VERSAPAD: 1420 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec */ 1421 i = FREAD; 1422 ioctl(rodent.mfd, TIOCFLUSH, &i); 1423 for (i = 0; i < 7; ++i) { 1424 FD_ZERO(&fds); 1425 FD_SET(rodent.mfd, &fds); 1426 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1427 break; 1428 read(rodent.mfd, &c, 1); 1429 buf[i] = c; 1430 } 1431 debug("%s\n", buf); 1432 if ((buf[0] != 'V') || (buf[1] != 'P')|| (buf[7] != '\r')) 1433 break; 1434 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1435 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec again */ 1436 for (i = 0; i < 7; ++i) { 1437 FD_ZERO(&fds); 1438 FD_SET(rodent.mfd, &fds); 1439 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1440 break; 1441 read(rodent.mfd, &c, 1); 1442 debug("%c", c); 1443 if (c != buf[i]) 1444 break; 1445 } 1446 i = FREAD; 1447 ioctl(rodent.mfd, TIOCFLUSH, &i); 1448 break; 1449 1450 default: 1451 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1452 break; 1453 } 1454 } 1455 1456 static int 1457 r_protocol(u_char rBuf, mousestatus_t *act) 1458 { 1459 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1460 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1461 IntelliMouse, Thinking Mouse */ 1462 0, 1463 MOUSE_BUTTON3DOWN, 1464 MOUSE_BUTTON1DOWN, 1465 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1466 }; 1467 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1468 Thinking Mouse */ 1469 0, 1470 MOUSE_BUTTON4DOWN, 1471 MOUSE_BUTTON2DOWN, 1472 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1473 }; 1474 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1475 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1476 MouseMan+ */ 1477 0, 1478 MOUSE_BUTTON2DOWN, 1479 MOUSE_BUTTON4DOWN, 1480 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1481 }; 1482 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1483 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1484 Bus, sysmouse */ 1485 0, 1486 MOUSE_BUTTON3DOWN, 1487 MOUSE_BUTTON2DOWN, 1488 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1489 MOUSE_BUTTON1DOWN, 1490 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1491 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1492 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1493 }; 1494 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1495 static int butmapps2[8] = { /* PS/2 */ 1496 0, 1497 MOUSE_BUTTON1DOWN, 1498 MOUSE_BUTTON3DOWN, 1499 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1500 MOUSE_BUTTON2DOWN, 1501 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1502 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1503 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1504 }; 1505 /* for Hitachi tablet */ 1506 static int butmaphit[8] = { /* MM HitTablet */ 1507 0, 1508 MOUSE_BUTTON3DOWN, 1509 MOUSE_BUTTON2DOWN, 1510 MOUSE_BUTTON1DOWN, 1511 MOUSE_BUTTON4DOWN, 1512 MOUSE_BUTTON5DOWN, 1513 MOUSE_BUTTON6DOWN, 1514 MOUSE_BUTTON7DOWN, 1515 }; 1516 /* for serial VersaPad */ 1517 static int butmapversa[8] = { /* VersaPad */ 1518 0, 1519 0, 1520 MOUSE_BUTTON3DOWN, 1521 MOUSE_BUTTON3DOWN, 1522 MOUSE_BUTTON1DOWN, 1523 MOUSE_BUTTON1DOWN, 1524 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1525 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1526 }; 1527 /* for PS/2 VersaPad */ 1528 static int butmapversaps2[8] = { /* VersaPad */ 1529 0, 1530 MOUSE_BUTTON3DOWN, 1531 0, 1532 MOUSE_BUTTON3DOWN, 1533 MOUSE_BUTTON1DOWN, 1534 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1535 MOUSE_BUTTON1DOWN, 1536 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1537 }; 1538 static int pBufP = 0; 1539 static unsigned char pBuf[8]; 1540 static int prev_x, prev_y; 1541 static int on = FALSE; 1542 int x, y; 1543 1544 debug("received char 0x%x",(int)rBuf); 1545 if (rodent.rtype == MOUSE_PROTO_KIDSPAD) 1546 return kidspad(rBuf, act) ; 1547 1548 /* 1549 * Hack for resyncing: We check here for a package that is: 1550 * a) illegal (detected by wrong data-package header) 1551 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1552 * c) bad header-package 1553 * 1554 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1555 * -128 are allowed, but since they are very seldom we can easily 1556 * use them as package-header with no button pressed. 1557 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1558 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1559 * checking data bytes. 1560 * For resyncing a PS/2 mouse we require the two most significant 1561 * bits in the header byte to be 0. These are the overflow bits, 1562 * and in case of an overflow we actually lose sync. Overflows 1563 * are very rare, however, and we quickly gain sync again after 1564 * an overflow condition. This is the best we can do. (Actually, 1565 * we could use bit 0x08 in the header byte for resyncing, since 1566 * that bit is supposed to be always on, but nobody told 1567 * Microsoft...) 1568 */ 1569 1570 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1571 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1572 { 1573 pBufP = 0; /* skip package */ 1574 } 1575 1576 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1577 return 0; 1578 1579 /* is there an extra data byte? */ 1580 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1581 { 1582 /* 1583 * Hack for Logitech MouseMan Mouse - Middle button 1584 * 1585 * Unfortunately this mouse has variable length packets: the standard 1586 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1587 * middle button status changes. 1588 * 1589 * We have already processed the standard packet with the movement 1590 * and button info. Now post an event message with the old status 1591 * of the left and right buttons and the updated middle button. 1592 */ 1593 1594 /* 1595 * Even worse, different MouseMen and TrackMen differ in the 4th 1596 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1597 * 0x02/0x22, so I have to strip off the lower bits. 1598 * 1599 * [JCH-96/01/21] 1600 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1601 * and it is activated by tapping the glidepad with the finger! 8^) 1602 * We map it to bit bit3, and the reverse map in xf86Events just has 1603 * to be extended so that it is identified as Button 4. The lower 1604 * half of the reverse-map may remain unchanged. 1605 */ 1606 1607 /* 1608 * [KY-97/08/03] 1609 * Receive the fourth byte only when preceding three bytes have 1610 * been detected (pBufP >= cur_proto[4]). In the previous 1611 * versions, the test was pBufP == 0; thus, we may have mistakingly 1612 * received a byte even if we didn't see anything preceding 1613 * the byte. 1614 */ 1615 1616 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1617 pBufP = 0; 1618 return 0; 1619 } 1620 1621 switch (rodent.rtype) { 1622 #if notyet 1623 case MOUSE_PROTO_MARIQUA: 1624 /* 1625 * This mouse has 16! buttons in addition to the standard 1626 * three of them. They return 0x10 though 0x1f in the 1627 * so-called `ten key' mode and 0x30 though 0x3f in the 1628 * `function key' mode. As there are only 31 bits for 1629 * button state (including the standard three), we ignore 1630 * the bit 0x20 and don't distinguish the two modes. 1631 */ 1632 act->dx = act->dy = act->dz = 0; 1633 act->obutton = act->button; 1634 rBuf &= 0x1f; 1635 act->button = (1 << (rBuf - 13)) 1636 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1637 /* 1638 * FIXME: this is a button "down" event. There needs to be 1639 * a corresponding button "up" event... XXX 1640 */ 1641 break; 1642 #endif /* notyet */ 1643 case MOUSE_PROTO_JOGDIAL: 1644 break; 1645 1646 /* 1647 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 1648 * always send the fourth byte, whereas the fourth byte is 1649 * optional for GlidePoint and ThinkingMouse. The fourth byte 1650 * is also optional for MouseMan+ and FirstMouse+ in their 1651 * native mode. It is always sent if they are in the IntelliMouse 1652 * compatible mode. 1653 */ 1654 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1655 MouseMan+ */ 1656 act->dx = act->dy = 0; 1657 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 1658 if ((act->dz >= 7) || (act->dz <= -7)) 1659 act->dz = 0; 1660 act->obutton = act->button; 1661 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1662 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1663 break; 1664 1665 default: 1666 act->dx = act->dy = act->dz = 0; 1667 act->obutton = act->button; 1668 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1669 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1670 break; 1671 } 1672 1673 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1674 | (act->obutton ^ act->button); 1675 pBufP = 0; 1676 return act->flags; 1677 } 1678 1679 if (pBufP >= cur_proto[4]) 1680 pBufP = 0; 1681 pBuf[pBufP++] = rBuf; 1682 if (pBufP != cur_proto[4]) 1683 return 0; 1684 1685 /* 1686 * assembly full package 1687 */ 1688 1689 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 1690 cur_proto[4], 1691 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 1692 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 1693 1694 act->dz = 0; 1695 act->obutton = act->button; 1696 switch (rodent.rtype) 1697 { 1698 case MOUSE_PROTO_MS: /* Microsoft */ 1699 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 1700 case MOUSE_PROTO_X10MOUSEREM: /* X10 MouseRemote */ 1701 act->button = act->obutton & MOUSE_BUTTON4DOWN; 1702 if (rodent.flags & ChordMiddle) 1703 act->button |= ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 1704 ? MOUSE_BUTTON2DOWN 1705 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1706 else 1707 act->button |= (act->obutton & MOUSE_BUTTON2DOWN) 1708 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1709 1710 /* Send X10 btn events to remote client (ensure -128-+127 range) */ 1711 if ((rodent.rtype == MOUSE_PROTO_X10MOUSEREM) && 1712 ((pBuf[0] & 0xFC) == 0x44) && (pBuf[2] == 0x3F)) { 1713 if (rodent.mremcfd >= 0) { 1714 unsigned char key = (signed char)(((pBuf[0] & 0x03) << 6) | 1715 (pBuf[1] & 0x3F)); 1716 write( rodent.mremcfd, &key, 1 ); 1717 } 1718 return 0; 1719 } 1720 1721 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1722 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1723 break; 1724 1725 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 1726 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 1727 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1728 MouseMan+ */ 1729 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 1730 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1731 act->dx = (signed char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1732 act->dy = (signed char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1733 break; 1734 1735 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 1736 #if notyet 1737 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 1738 #endif 1739 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1740 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 1741 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 1742 break; 1743 1744 case MOUSE_PROTO_JOGDIAL: /* JogDial */ 1745 if (rBuf == 0x6c) 1746 act->dz = -1; 1747 if (rBuf == 0x72) 1748 act->dz = 1; 1749 if (rBuf == 0x64) 1750 act->button = MOUSE_BUTTON1DOWN; 1751 if (rBuf == 0x75) 1752 act->button = 0; 1753 break; 1754 1755 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 1756 act->button = butmaphit[pBuf[0] & 0x07]; 1757 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1758 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1759 break; 1760 1761 case MOUSE_PROTO_MM: /* MM Series */ 1762 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 1763 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 1764 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1765 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1766 break; 1767 1768 case MOUSE_PROTO_VERSAPAD: /* VersaPad */ 1769 act->button = butmapversa[(pBuf[0] & MOUSE_VERSA_BUTTONS) >> 3]; 1770 act->button |= (pBuf[0] & MOUSE_VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 1771 act->dx = act->dy = 0; 1772 if (!(pBuf[0] & MOUSE_VERSA_IN_USE)) { 1773 on = FALSE; 1774 break; 1775 } 1776 x = (pBuf[2] << 6) | pBuf[1]; 1777 if (x & 0x800) 1778 x -= 0x1000; 1779 y = (pBuf[4] << 6) | pBuf[3]; 1780 if (y & 0x800) 1781 y -= 0x1000; 1782 if (on) { 1783 act->dx = prev_x - x; 1784 act->dy = prev_y - y; 1785 } else { 1786 on = TRUE; 1787 } 1788 prev_x = x; 1789 prev_y = y; 1790 break; 1791 1792 case MOUSE_PROTO_BUS: /* Bus */ 1793 case MOUSE_PROTO_INPORT: /* InPort */ 1794 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1795 act->dx = (signed char)pBuf[1]; 1796 act->dy = - (signed char)pBuf[2]; 1797 break; 1798 1799 case MOUSE_PROTO_PS2: /* PS/2 */ 1800 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 1801 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 1802 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 1803 /* 1804 * Moused usually operates the psm driver at the operation level 1 1805 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 1806 * The following code takes effect only when the user explicitly 1807 * requets the level 2 at which wheel movement and additional button 1808 * actions are encoded in model-dependent formats. At the level 0 1809 * the following code is no-op because the psm driver says the model 1810 * is MOUSE_MODEL_GENERIC. 1811 */ 1812 switch (rodent.hw.model) { 1813 case MOUSE_MODEL_EXPLORER: 1814 /* wheel and additional button data is in the fourth byte */ 1815 act->dz = (pBuf[3] & MOUSE_EXPLORER_ZNEG) 1816 ? (pBuf[3] & 0x0f) - 16 : (pBuf[3] & 0x0f); 1817 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON4DOWN) 1818 ? MOUSE_BUTTON4DOWN : 0; 1819 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON5DOWN) 1820 ? MOUSE_BUTTON5DOWN : 0; 1821 break; 1822 case MOUSE_MODEL_INTELLI: 1823 case MOUSE_MODEL_NET: 1824 /* wheel data is in the fourth byte */ 1825 act->dz = (signed char)pBuf[3]; 1826 if ((act->dz >= 7) || (act->dz <= -7)) 1827 act->dz = 0; 1828 /* some compatible mice may have additional buttons */ 1829 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON4DOWN) 1830 ? MOUSE_BUTTON4DOWN : 0; 1831 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON5DOWN) 1832 ? MOUSE_BUTTON5DOWN : 0; 1833 break; 1834 case MOUSE_MODEL_MOUSEMANPLUS: 1835 if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 1836 && (abs(act->dx) > 191) 1837 && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { 1838 /* the extended data packet encodes button and wheel events */ 1839 switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { 1840 case 1: 1841 /* wheel data packet */ 1842 act->dx = act->dy = 0; 1843 if (pBuf[2] & 0x80) { 1844 /* horizontal roller count - ignore it XXX*/ 1845 } else { 1846 /* vertical roller count */ 1847 act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) 1848 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 1849 } 1850 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 1851 ? MOUSE_BUTTON4DOWN : 0; 1852 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 1853 ? MOUSE_BUTTON5DOWN : 0; 1854 break; 1855 case 2: 1856 /* this packet type is reserved by Logitech */ 1857 /* 1858 * IBM ScrollPoint Mouse uses this packet type to 1859 * encode both vertical and horizontal scroll movement. 1860 */ 1861 act->dx = act->dy = 0; 1862 /* horizontal roller count */ 1863 if (pBuf[2] & 0x0f) 1864 act->dz = (pBuf[2] & MOUSE_SPOINT_WNEG) ? -2 : 2; 1865 /* vertical roller count */ 1866 if (pBuf[2] & 0xf0) 1867 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) ? -1 : 1; 1868 #if 0 1869 /* vertical roller count */ 1870 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) 1871 ? ((pBuf[2] >> 4) & 0x0f) - 16 1872 : ((pBuf[2] >> 4) & 0x0f); 1873 /* horizontal roller count */ 1874 act->dw = (pBuf[2] & MOUSE_SPOINT_WNEG) 1875 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 1876 #endif 1877 break; 1878 case 0: 1879 /* device type packet - shouldn't happen */ 1880 /* FALLTHROUGH */ 1881 default: 1882 act->dx = act->dy = 0; 1883 act->button = act->obutton; 1884 debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", 1885 MOUSE_PS2PLUS_PACKET_TYPE(pBuf), 1886 pBuf[0], pBuf[1], pBuf[2]); 1887 break; 1888 } 1889 } else { 1890 /* preserve button states */ 1891 act->button |= act->obutton & MOUSE_EXTBUTTONS; 1892 } 1893 break; 1894 case MOUSE_MODEL_GLIDEPOINT: 1895 /* `tapping' action */ 1896 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 1897 break; 1898 case MOUSE_MODEL_NETSCROLL: 1899 /* three addtional bytes encode buttons and wheel events */ 1900 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 1901 ? MOUSE_BUTTON4DOWN : 0; 1902 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON1DOWN) 1903 ? MOUSE_BUTTON5DOWN : 0; 1904 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 1905 break; 1906 case MOUSE_MODEL_THINK: 1907 /* the fourth button state in the first byte */ 1908 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 1909 break; 1910 case MOUSE_MODEL_VERSAPAD: 1911 act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; 1912 act->button |= 1913 (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 1914 act->dx = act->dy = 0; 1915 if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { 1916 on = FALSE; 1917 break; 1918 } 1919 x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; 1920 if (x & 0x800) 1921 x -= 0x1000; 1922 y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; 1923 if (y & 0x800) 1924 y -= 0x1000; 1925 if (on) { 1926 act->dx = prev_x - x; 1927 act->dy = prev_y - y; 1928 } else { 1929 on = TRUE; 1930 } 1931 prev_x = x; 1932 prev_y = y; 1933 break; 1934 case MOUSE_MODEL_4D: 1935 act->dx = (pBuf[1] & 0x80) ? pBuf[1] - 256 : pBuf[1]; 1936 act->dy = (pBuf[2] & 0x80) ? -(pBuf[2] - 256) : -pBuf[2]; 1937 switch (pBuf[0] & MOUSE_4D_WHEELBITS) { 1938 case 0x10: 1939 act->dz = 1; 1940 break; 1941 case 0x30: 1942 act->dz = -1; 1943 break; 1944 case 0x40: /* 2nd wheel rolling right XXX */ 1945 act->dz = 2; 1946 break; 1947 case 0xc0: /* 2nd wheel rolling left XXX */ 1948 act->dz = -2; 1949 break; 1950 } 1951 break; 1952 case MOUSE_MODEL_4DPLUS: 1953 if ((act->dx < 16 - 256) && (act->dy > 256 - 16)) { 1954 act->dx = act->dy = 0; 1955 if (pBuf[2] & MOUSE_4DPLUS_BUTTON4DOWN) 1956 act->button |= MOUSE_BUTTON4DOWN; 1957 act->dz = (pBuf[2] & MOUSE_4DPLUS_ZNEG) 1958 ? ((pBuf[2] & 0x07) - 8) : (pBuf[2] & 0x07); 1959 } else { 1960 /* preserve previous button states */ 1961 act->button |= act->obutton & MOUSE_EXTBUTTONS; 1962 } 1963 break; 1964 case MOUSE_MODEL_GENERIC: 1965 default: 1966 break; 1967 } 1968 break; 1969 1970 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 1971 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 1972 act->dx = (signed char)(pBuf[1]) + (signed char)(pBuf[3]); 1973 act->dy = - ((signed char)(pBuf[2]) + (signed char)(pBuf[4])); 1974 if (rodent.level == 1) { 1975 act->dz = ((signed char)(pBuf[5] << 1) + (signed char)(pBuf[6] << 1)) >> 1; 1976 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 1977 } 1978 break; 1979 1980 default: 1981 return 0; 1982 } 1983 /* 1984 * We don't reset pBufP here yet, as there may be an additional data 1985 * byte in some protocols. See above. 1986 */ 1987 1988 /* has something changed? */ 1989 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1990 | (act->obutton ^ act->button); 1991 1992 return act->flags; 1993 } 1994 1995 static int 1996 r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans) 1997 { 1998 int changed; 1999 int flags; 2000 2001 a2->dx = a1->dx; 2002 a2->dy = a1->dy; 2003 a2->dz = a1->dz; 2004 a2->obutton = a2->button; 2005 a2->button = a1->button; 2006 a2->flags = a1->flags; 2007 changed = FALSE; 2008 2009 if (rodent.flags & Emulate3Button) { 2010 if (debug > 2) 2011 debug("state:%d, trans:%d -> state:%d", 2012 mouse_button_state, trans, 2013 states[mouse_button_state].s[trans]); 2014 /* 2015 * Avoid re-ordering button and movement events. While a button 2016 * event is deferred, throw away up to BUTTON2_MAXMOVE movement 2017 * events to allow for mouse jitter. If more movement events 2018 * occur, then complete the deferred button events immediately. 2019 */ 2020 if ((a2->dx != 0 || a2->dy != 0) && 2021 S_DELAYED(states[mouse_button_state].s[trans])) { 2022 if (++mouse_move_delayed > BUTTON2_MAXMOVE) { 2023 mouse_move_delayed = 0; 2024 mouse_button_state = 2025 states[mouse_button_state].s[A_TIMEOUT]; 2026 changed = TRUE; 2027 } else 2028 a2->dx = a2->dy = 0; 2029 } else 2030 mouse_move_delayed = 0; 2031 if (mouse_button_state != states[mouse_button_state].s[trans]) 2032 changed = TRUE; 2033 if (changed) 2034 gettimeofday(&mouse_button_state_tv, NULL); 2035 mouse_button_state = states[mouse_button_state].s[trans]; 2036 a2->button &= 2037 ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); 2038 a2->button &= states[mouse_button_state].mask; 2039 a2->button |= states[mouse_button_state].buttons; 2040 flags = a2->flags & MOUSE_POSCHANGED; 2041 flags |= a2->obutton ^ a2->button; 2042 if (flags & MOUSE_BUTTON2DOWN) { 2043 a2->flags = flags & MOUSE_BUTTON2DOWN; 2044 r_timestamp(a2); 2045 } 2046 a2->flags = flags; 2047 } 2048 return changed; 2049 } 2050 2051 /* phisical to logical button mapping */ 2052 static int p2l[MOUSE_MAXBUTTON] = { 2053 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 2054 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 2055 0x00000100, 0x00000200, 0x00000400, 0x00000800, 2056 0x00001000, 0x00002000, 0x00004000, 0x00008000, 2057 0x00010000, 0x00020000, 0x00040000, 0x00080000, 2058 0x00100000, 0x00200000, 0x00400000, 0x00800000, 2059 0x01000000, 0x02000000, 0x04000000, 0x08000000, 2060 0x10000000, 0x20000000, 0x40000000, 2061 }; 2062 2063 static char * 2064 skipspace(char *s) 2065 { 2066 while(isspace(*s)) 2067 ++s; 2068 return s; 2069 } 2070 2071 static int 2072 r_installmap(char *arg) 2073 { 2074 int pbutton; 2075 int lbutton; 2076 char *s; 2077 2078 while (*arg) { 2079 arg = skipspace(arg); 2080 s = arg; 2081 while (isdigit(*arg)) 2082 ++arg; 2083 arg = skipspace(arg); 2084 if ((arg <= s) || (*arg != '=')) 2085 return FALSE; 2086 lbutton = atoi(s); 2087 2088 arg = skipspace(++arg); 2089 s = arg; 2090 while (isdigit(*arg)) 2091 ++arg; 2092 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 2093 return FALSE; 2094 pbutton = atoi(s); 2095 2096 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 2097 return FALSE; 2098 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 2099 return FALSE; 2100 p2l[pbutton - 1] = 1 << (lbutton - 1); 2101 mstate[lbutton - 1] = &bstate[pbutton - 1]; 2102 } 2103 2104 return TRUE; 2105 } 2106 2107 static void 2108 r_map(mousestatus_t *act1, mousestatus_t *act2) 2109 { 2110 register int pb; 2111 register int pbuttons; 2112 int lbuttons; 2113 2114 pbuttons = act1->button; 2115 lbuttons = 0; 2116 2117 act2->obutton = act2->button; 2118 if (pbuttons & rodent.wmode) { 2119 pbuttons &= ~rodent.wmode; 2120 act1->dz = act1->dy; 2121 act1->dx = 0; 2122 act1->dy = 0; 2123 } 2124 act2->dx = act1->dx; 2125 act2->dy = act1->dy; 2126 act2->dz = act1->dz; 2127 2128 switch (rodent.zmap[0]) { 2129 case 0: /* do nothing */ 2130 break; 2131 case MOUSE_XAXIS: 2132 if (act1->dz != 0) { 2133 act2->dx = act1->dz; 2134 act2->dz = 0; 2135 } 2136 break; 2137 case MOUSE_YAXIS: 2138 if (act1->dz != 0) { 2139 act2->dy = act1->dz; 2140 act2->dz = 0; 2141 } 2142 break; 2143 default: /* buttons */ 2144 pbuttons &= ~(rodent.zmap[0] | rodent.zmap[1] 2145 | rodent.zmap[2] | rodent.zmap[3]); 2146 if ((act1->dz < -1) && rodent.zmap[2]) { 2147 pbuttons |= rodent.zmap[2]; 2148 zstate[2].count = 1; 2149 } else if (act1->dz < 0) { 2150 pbuttons |= rodent.zmap[0]; 2151 zstate[0].count = 1; 2152 } else if ((act1->dz > 1) && rodent.zmap[3]) { 2153 pbuttons |= rodent.zmap[3]; 2154 zstate[3].count = 1; 2155 } else if (act1->dz > 0) { 2156 pbuttons |= rodent.zmap[1]; 2157 zstate[1].count = 1; 2158 } 2159 act2->dz = 0; 2160 break; 2161 } 2162 2163 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 2164 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 2165 pbuttons >>= 1; 2166 } 2167 act2->button = lbuttons; 2168 2169 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 2170 | (act2->obutton ^ act2->button); 2171 } 2172 2173 static void 2174 r_timestamp(mousestatus_t *act) 2175 { 2176 struct timeval tv; 2177 struct timeval tv1; 2178 struct timeval tv2; 2179 struct timeval tv3; 2180 int button; 2181 int mask; 2182 int i; 2183 2184 mask = act->flags & MOUSE_BUTTONS; 2185 #if 0 2186 if (mask == 0) 2187 return; 2188 #endif 2189 2190 gettimeofday(&tv1, NULL); 2191 2192 /* double click threshold */ 2193 tv2.tv_sec = rodent.clickthreshold/1000; 2194 tv2.tv_usec = (rodent.clickthreshold%1000)*1000; 2195 timersub(&tv1, &tv2, &tv); 2196 debug("tv: %ld %ld", tv.tv_sec, tv.tv_usec); 2197 2198 /* 3 button emulation timeout */ 2199 tv2.tv_sec = rodent.button2timeout/1000; 2200 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2201 timersub(&tv1, &tv2, &tv3); 2202 2203 button = MOUSE_BUTTON1DOWN; 2204 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2205 if (mask & 1) { 2206 if (act->button & button) { 2207 /* the button is down */ 2208 debug(" : %ld %ld", 2209 bstate[i].tv.tv_sec, bstate[i].tv.tv_usec); 2210 if (timercmp(&tv, &bstate[i].tv, >)) { 2211 bstate[i].count = 1; 2212 } else { 2213 ++bstate[i].count; 2214 } 2215 bstate[i].tv = tv1; 2216 } else { 2217 /* the button is up */ 2218 bstate[i].tv = tv1; 2219 } 2220 } else { 2221 if (act->button & button) { 2222 /* the button has been down */ 2223 if (timercmp(&tv3, &bstate[i].tv, >)) { 2224 bstate[i].count = 1; 2225 bstate[i].tv = tv1; 2226 act->flags |= button; 2227 debug("button %d timeout", i + 1); 2228 } 2229 } else { 2230 /* the button has been up */ 2231 } 2232 } 2233 button <<= 1; 2234 mask >>= 1; 2235 } 2236 } 2237 2238 static int 2239 r_timeout(void) 2240 { 2241 struct timeval tv; 2242 struct timeval tv1; 2243 struct timeval tv2; 2244 2245 if (states[mouse_button_state].timeout) 2246 return TRUE; 2247 gettimeofday(&tv1, NULL); 2248 tv2.tv_sec = rodent.button2timeout/1000; 2249 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2250 timersub(&tv1, &tv2, &tv); 2251 return timercmp(&tv, &mouse_button_state_tv, >); 2252 } 2253 2254 static void 2255 r_click(mousestatus_t *act) 2256 { 2257 struct mouse_info mouse; 2258 int button; 2259 int mask; 2260 int i; 2261 2262 mask = act->flags & MOUSE_BUTTONS; 2263 if (mask == 0) 2264 return; 2265 2266 button = MOUSE_BUTTON1DOWN; 2267 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2268 if (mask & 1) { 2269 debug("mstate[%d]->count:%d", i, mstate[i]->count); 2270 if (act->button & button) { 2271 /* the button is down */ 2272 mouse.u.event.value = mstate[i]->count; 2273 } else { 2274 /* the button is up */ 2275 mouse.u.event.value = 0; 2276 } 2277 mouse.operation = MOUSE_BUTTON_EVENT; 2278 mouse.u.event.id = button; 2279 if (debug < 2) 2280 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 2281 debug("button %d count %d", i + 1, mouse.u.event.value); 2282 } 2283 button <<= 1; 2284 mask >>= 1; 2285 } 2286 } 2287 2288 /* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 2289 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 2290 /* 2291 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 2292 * 2293 * Permission to use, copy, modify, distribute, and sell this software and its 2294 * documentation for any purpose is hereby granted without fee, provided that 2295 * the above copyright notice appear in all copies and that both that 2296 * copyright notice and this permission notice appear in supporting 2297 * documentation, and that the name of David Dawes 2298 * not be used in advertising or publicity pertaining to distribution of 2299 * the software without specific, written prior permission. 2300 * David Dawes makes no representations about the suitability of this 2301 * software for any purpose. It is provided "as is" without express or 2302 * implied warranty. 2303 * 2304 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 2305 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 2306 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 2307 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 2308 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 2309 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 2310 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2311 * 2312 */ 2313 2314 2315 static void 2316 setmousespeed(int old, int new, unsigned cflag) 2317 { 2318 struct termios tty; 2319 char *c; 2320 2321 if (tcgetattr(rodent.mfd, &tty) < 0) 2322 { 2323 logwarn("unable to get status of mouse fd"); 2324 return; 2325 } 2326 2327 tty.c_iflag = IGNBRK | IGNPAR; 2328 tty.c_oflag = 0; 2329 tty.c_lflag = 0; 2330 tty.c_cflag = (tcflag_t)cflag; 2331 tty.c_cc[VTIME] = 0; 2332 tty.c_cc[VMIN] = 1; 2333 2334 switch (old) 2335 { 2336 case 9600: 2337 cfsetispeed(&tty, B9600); 2338 cfsetospeed(&tty, B9600); 2339 break; 2340 case 4800: 2341 cfsetispeed(&tty, B4800); 2342 cfsetospeed(&tty, B4800); 2343 break; 2344 case 2400: 2345 cfsetispeed(&tty, B2400); 2346 cfsetospeed(&tty, B2400); 2347 break; 2348 case 1200: 2349 default: 2350 cfsetispeed(&tty, B1200); 2351 cfsetospeed(&tty, B1200); 2352 } 2353 2354 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2355 { 2356 logwarn("unable to set status of mouse fd"); 2357 return; 2358 } 2359 2360 switch (new) 2361 { 2362 case 9600: 2363 c = "*q"; 2364 cfsetispeed(&tty, B9600); 2365 cfsetospeed(&tty, B9600); 2366 break; 2367 case 4800: 2368 c = "*p"; 2369 cfsetispeed(&tty, B4800); 2370 cfsetospeed(&tty, B4800); 2371 break; 2372 case 2400: 2373 c = "*o"; 2374 cfsetispeed(&tty, B2400); 2375 cfsetospeed(&tty, B2400); 2376 break; 2377 case 1200: 2378 default: 2379 c = "*n"; 2380 cfsetispeed(&tty, B1200); 2381 cfsetospeed(&tty, B1200); 2382 } 2383 2384 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 2385 || rodent.rtype == MOUSE_PROTO_LOGI) 2386 { 2387 if (write(rodent.mfd, c, 2) != 2) 2388 { 2389 logwarn("unable to write to mouse fd"); 2390 return; 2391 } 2392 } 2393 usleep(100000); 2394 2395 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2396 logwarn("unable to set status of mouse fd"); 2397 } 2398 2399 /* 2400 * PnP COM device support 2401 * 2402 * It's a simplistic implementation, but it works :-) 2403 * KY, 31/7/97. 2404 */ 2405 2406 /* 2407 * Try to elicit a PnP ID as described in 2408 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 2409 * rev 1.00", 1995. 2410 * 2411 * The routine does not fully implement the COM Enumerator as par Section 2412 * 2.1 of the document. In particular, we don't have idle state in which 2413 * the driver software monitors the com port for dynamic connection or 2414 * removal of a device at the port, because `moused' simply quits if no 2415 * device is found. 2416 * 2417 * In addition, as PnP COM device enumeration procedure slightly has 2418 * changed since its first publication, devices which follow earlier 2419 * revisions of the above spec. may fail to respond if the rev 1.0 2420 * procedure is used. XXX 2421 */ 2422 static int 2423 pnpwakeup1(void) 2424 { 2425 struct timeval timeout; 2426 fd_set fds; 2427 int i; 2428 2429 /* 2430 * This is the procedure described in rev 1.0 of PnP COM device spec. 2431 * Unfortunately, some devices which comform to earlier revisions of 2432 * the spec gets confused and do not return the ID string... 2433 */ 2434 debug("PnP COM device rev 1.0 probe..."); 2435 2436 /* port initialization (2.1.2) */ 2437 ioctl(rodent.mfd, TIOCMGET, &i); 2438 i |= TIOCM_DTR; /* DTR = 1 */ 2439 i &= ~TIOCM_RTS; /* RTS = 0 */ 2440 ioctl(rodent.mfd, TIOCMSET, &i); 2441 usleep(240000); 2442 2443 /* 2444 * The PnP COM device spec. dictates that the mouse must set DSR 2445 * in response to DTR (by hardware or by software) and that if DSR is 2446 * not asserted, the host computer should think that there is no device 2447 * at this serial port. But some mice just don't do that... 2448 */ 2449 ioctl(rodent.mfd, TIOCMGET, &i); 2450 debug("modem status 0%o", i); 2451 if ((i & TIOCM_DSR) == 0) 2452 return FALSE; 2453 2454 /* port setup, 1st phase (2.1.3) */ 2455 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2456 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2457 ioctl(rodent.mfd, TIOCMBIC, &i); 2458 usleep(240000); 2459 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 2460 ioctl(rodent.mfd, TIOCMBIS, &i); 2461 usleep(240000); 2462 2463 /* wait for response, 1st phase (2.1.4) */ 2464 i = FREAD; 2465 ioctl(rodent.mfd, TIOCFLUSH, &i); 2466 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2467 ioctl(rodent.mfd, TIOCMBIS, &i); 2468 2469 /* try to read something */ 2470 FD_ZERO(&fds); 2471 FD_SET(rodent.mfd, &fds); 2472 timeout.tv_sec = 0; 2473 timeout.tv_usec = 240000; 2474 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2475 debug("pnpwakeup1(): valid response in first phase."); 2476 return TRUE; 2477 } 2478 2479 /* port setup, 2nd phase (2.1.5) */ 2480 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2481 ioctl(rodent.mfd, TIOCMBIC, &i); 2482 usleep(240000); 2483 2484 /* wait for respose, 2nd phase (2.1.6) */ 2485 i = FREAD; 2486 ioctl(rodent.mfd, TIOCFLUSH, &i); 2487 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2488 ioctl(rodent.mfd, TIOCMBIS, &i); 2489 2490 /* try to read something */ 2491 FD_ZERO(&fds); 2492 FD_SET(rodent.mfd, &fds); 2493 timeout.tv_sec = 0; 2494 timeout.tv_usec = 240000; 2495 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2496 debug("pnpwakeup1(): valid response in second phase."); 2497 return TRUE; 2498 } 2499 2500 return FALSE; 2501 } 2502 2503 static int 2504 pnpwakeup2(void) 2505 { 2506 struct timeval timeout; 2507 fd_set fds; 2508 int i; 2509 2510 /* 2511 * This is a simplified procedure; it simply toggles RTS. 2512 */ 2513 debug("alternate probe..."); 2514 2515 ioctl(rodent.mfd, TIOCMGET, &i); 2516 i |= TIOCM_DTR; /* DTR = 1 */ 2517 i &= ~TIOCM_RTS; /* RTS = 0 */ 2518 ioctl(rodent.mfd, TIOCMSET, &i); 2519 usleep(240000); 2520 2521 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2522 2523 /* wait for respose */ 2524 i = FREAD; 2525 ioctl(rodent.mfd, TIOCFLUSH, &i); 2526 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2527 ioctl(rodent.mfd, TIOCMBIS, &i); 2528 2529 /* try to read something */ 2530 FD_ZERO(&fds); 2531 FD_SET(rodent.mfd, &fds); 2532 timeout.tv_sec = 0; 2533 timeout.tv_usec = 240000; 2534 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2535 debug("pnpwakeup2(): valid response."); 2536 return TRUE; 2537 } 2538 2539 return FALSE; 2540 } 2541 2542 static int 2543 pnpgets(char *buf) 2544 { 2545 struct timeval timeout; 2546 fd_set fds; 2547 int begin; 2548 int i; 2549 char c; 2550 2551 if (!pnpwakeup1() && !pnpwakeup2()) { 2552 /* 2553 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2554 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 2555 * assuming there is something at the port even if it didn't 2556 * respond to the PnP enumeration procedure. 2557 */ 2558 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2559 ioctl(rodent.mfd, TIOCMBIS, &i); 2560 return 0; 2561 } 2562 2563 /* collect PnP COM device ID (2.1.7) */ 2564 begin = -1; 2565 i = 0; 2566 usleep(240000); /* the mouse must send `Begin ID' within 200msec */ 2567 while (read(rodent.mfd, &c, 1) == 1) { 2568 /* we may see "M", or "M3..." before `Begin ID' */ 2569 buf[i++] = c; 2570 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 2571 debug("begin-id %02x", c); 2572 begin = i - 1; 2573 break; 2574 } 2575 debug("%c %02x", c, c); 2576 if (i >= 256) 2577 break; 2578 } 2579 if (begin < 0) { 2580 /* we haven't seen `Begin ID' in time... */ 2581 goto connect_idle; 2582 } 2583 2584 ++c; /* make it `End ID' */ 2585 for (;;) { 2586 FD_ZERO(&fds); 2587 FD_SET(rodent.mfd, &fds); 2588 timeout.tv_sec = 0; 2589 timeout.tv_usec = 240000; 2590 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 2591 break; 2592 2593 read(rodent.mfd, &buf[i], 1); 2594 if (buf[i++] == c) /* End ID */ 2595 break; 2596 if (i >= 256) 2597 break; 2598 } 2599 if (begin > 0) { 2600 i -= begin; 2601 bcopy(&buf[begin], &buf[0], i); 2602 } 2603 /* string may not be human readable... */ 2604 debug("len:%d, '%-*.*s'", i, i, i, buf); 2605 2606 if (buf[i - 1] == c) 2607 return i; /* a valid PnP string */ 2608 2609 /* 2610 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2611 * in idle state. But, `moused' shall leave the modem control lines 2612 * as they are. See above. 2613 */ 2614 connect_idle: 2615 2616 /* we may still have something in the buffer */ 2617 return ((i > 0) ? i : 0); 2618 } 2619 2620 static int 2621 pnpparse(pnpid_t *id, char *buf, int len) 2622 { 2623 char s[3]; 2624 int offset; 2625 int sum = 0; 2626 int i, j; 2627 2628 id->revision = 0; 2629 id->eisaid = NULL; 2630 id->serial = NULL; 2631 id->class = NULL; 2632 id->compat = NULL; 2633 id->description = NULL; 2634 id->neisaid = 0; 2635 id->nserial = 0; 2636 id->nclass = 0; 2637 id->ncompat = 0; 2638 id->ndescription = 0; 2639 2640 if ((buf[0] != 0x28) && (buf[0] != 0x08)) { 2641 /* non-PnP mice */ 2642 switch(buf[0]) { 2643 default: 2644 return FALSE; 2645 case 'M': /* Microsoft */ 2646 id->eisaid = "PNP0F01"; 2647 break; 2648 case 'H': /* MouseSystems */ 2649 id->eisaid = "PNP0F04"; 2650 break; 2651 } 2652 id->neisaid = strlen(id->eisaid); 2653 id->class = "MOUSE"; 2654 id->nclass = strlen(id->class); 2655 debug("non-PnP mouse '%c'", buf[0]); 2656 return TRUE; 2657 } 2658 2659 /* PnP mice */ 2660 offset = 0x28 - buf[0]; 2661 2662 /* calculate checksum */ 2663 for (i = 0; i < len - 3; ++i) { 2664 sum += buf[i]; 2665 buf[i] += offset; 2666 } 2667 sum += buf[len - 1]; 2668 for (; i < len; ++i) 2669 buf[i] += offset; 2670 debug("PnP ID string: '%*.*s'", len, len, buf); 2671 2672 /* revision */ 2673 buf[1] -= offset; 2674 buf[2] -= offset; 2675 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 2676 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 2677 2678 /* EISA vender and product ID */ 2679 id->eisaid = &buf[3]; 2680 id->neisaid = 7; 2681 2682 /* option strings */ 2683 i = 10; 2684 if (buf[i] == '\\') { 2685 /* device serial # */ 2686 for (j = ++i; i < len; ++i) { 2687 if (buf[i] == '\\') 2688 break; 2689 } 2690 if (i >= len) 2691 i -= 3; 2692 if (i - j == 8) { 2693 id->serial = &buf[j]; 2694 id->nserial = 8; 2695 } 2696 } 2697 if (buf[i] == '\\') { 2698 /* PnP class */ 2699 for (j = ++i; i < len; ++i) { 2700 if (buf[i] == '\\') 2701 break; 2702 } 2703 if (i >= len) 2704 i -= 3; 2705 if (i > j + 1) { 2706 id->class = &buf[j]; 2707 id->nclass = i - j; 2708 } 2709 } 2710 if (buf[i] == '\\') { 2711 /* compatible driver */ 2712 for (j = ++i; i < len; ++i) { 2713 if (buf[i] == '\\') 2714 break; 2715 } 2716 /* 2717 * PnP COM spec prior to v0.96 allowed '*' in this field, 2718 * it's not allowed now; just igore it. 2719 */ 2720 if (buf[j] == '*') 2721 ++j; 2722 if (i >= len) 2723 i -= 3; 2724 if (i > j + 1) { 2725 id->compat = &buf[j]; 2726 id->ncompat = i - j; 2727 } 2728 } 2729 if (buf[i] == '\\') { 2730 /* product description */ 2731 for (j = ++i; i < len; ++i) { 2732 if (buf[i] == ';') 2733 break; 2734 } 2735 if (i >= len) 2736 i -= 3; 2737 if (i > j + 1) { 2738 id->description = &buf[j]; 2739 id->ndescription = i - j; 2740 } 2741 } 2742 2743 /* checksum exists if there are any optional fields */ 2744 if ((id->nserial > 0) || (id->nclass > 0) 2745 || (id->ncompat > 0) || (id->ndescription > 0)) { 2746 debug("PnP checksum: 0x%X", sum); 2747 sprintf(s, "%02X", sum & 0x0ff); 2748 if (strncmp(s, &buf[len - 3], 2) != 0) { 2749 #if 0 2750 /* 2751 * I found some mice do not comply with the PnP COM device 2752 * spec regarding checksum... XXX 2753 */ 2754 logwarnx("PnP checksum error", 0); 2755 return FALSE; 2756 #endif 2757 } 2758 } 2759 2760 return TRUE; 2761 } 2762 2763 static symtab_t * 2764 pnpproto(pnpid_t *id) 2765 { 2766 symtab_t *t; 2767 int i, j; 2768 2769 if (id->nclass > 0) 2770 if ( strncmp(id->class, "MOUSE", id->nclass) != 0 && 2771 strncmp(id->class, "TABLET", id->nclass) != 0) 2772 /* this is not a mouse! */ 2773 return NULL; 2774 2775 if (id->neisaid > 0) { 2776 t = gettoken(pnpprod, id->eisaid, id->neisaid); 2777 if (t->val != MOUSE_PROTO_UNKNOWN) 2778 return t; 2779 } 2780 2781 /* 2782 * The 'Compatible drivers' field may contain more than one 2783 * ID separated by ','. 2784 */ 2785 if (id->ncompat <= 0) 2786 return NULL; 2787 for (i = 0; i < id->ncompat; ++i) { 2788 for (j = i; id->compat[i] != ','; ++i) 2789 if (i >= id->ncompat) 2790 break; 2791 if (i > j) { 2792 t = gettoken(pnpprod, id->compat + j, i - j); 2793 if (t->val != MOUSE_PROTO_UNKNOWN) 2794 return t; 2795 } 2796 } 2797 2798 return NULL; 2799 } 2800 2801 /* name/val mapping */ 2802 2803 static symtab_t * 2804 gettoken(symtab_t *tab, char *s, int len) 2805 { 2806 int i; 2807 2808 for (i = 0; tab[i].name != NULL; ++i) { 2809 if (strncmp(tab[i].name, s, len) == 0) 2810 break; 2811 } 2812 return &tab[i]; 2813 } 2814 2815 static char * 2816 gettokenname(symtab_t *tab, int val) 2817 { 2818 int i; 2819 2820 for (i = 0; tab[i].name != NULL; ++i) { 2821 if (tab[i].val == val) 2822 return tab[i].name; 2823 } 2824 return NULL; 2825 } 2826 2827 2828 /* 2829 * code to read from the Genius Kidspad tablet. 2830 2831 The tablet responds to the COM PnP protocol 1.0 with EISA-ID KYE0005, 2832 and to pre-pnp probes (RTS toggle) with 'T' (tablet ?) 2833 9600, 8 bit, parity odd. 2834 2835 The tablet puts out 5 bytes. b0 (mask 0xb8, value 0xb8) contains 2836 the proximity, tip and button info: 2837 (byte0 & 0x1) true = tip pressed 2838 (byte0 & 0x2) true = button pressed 2839 (byte0 & 0x40) false = pen in proximity of tablet. 2840 2841 The next 4 bytes are used for coordinates xl, xh, yl, yh (7 bits valid). 2842 2843 Only absolute coordinates are returned, so we use the following approach: 2844 we store the last coordinates sent when the pen went out of the tablet, 2845 2846 2847 * 2848 */ 2849 2850 typedef enum { 2851 S_IDLE, S_PROXY, S_FIRST, S_DOWN, S_UP 2852 } k_status ; 2853 2854 static int 2855 kidspad(u_char rxc, mousestatus_t *act) 2856 { 2857 static int buf[5]; 2858 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 2859 static k_status status = S_IDLE ; 2860 static struct timeval old, now ; 2861 2862 int x, y ; 2863 2864 if (buflen > 0 && (rxc & 0x80) ) { 2865 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 2866 buflen = 0 ; 2867 } 2868 if (buflen == 0 && (rxc & 0xb8) != 0xb8 ) { 2869 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 2870 return 0 ; /* invalid code, no action */ 2871 } 2872 buf[buflen++] = rxc ; 2873 if (buflen < 5) 2874 return 0 ; 2875 2876 buflen = 0 ; /* for next time... */ 2877 2878 x = buf[1]+128*(buf[2] - 7) ; 2879 if (x < 0) x = 0 ; 2880 y = 28*128 - (buf[3] + 128* (buf[4] - 7)) ; 2881 if (y < 0) y = 0 ; 2882 2883 x /= 8 ; 2884 y /= 8 ; 2885 2886 act->flags = 0 ; 2887 act->obutton = act->button ; 2888 act->dx = act->dy = act->dz = 0 ; 2889 gettimeofday(&now, NULL); 2890 if ( buf[0] & 0x40 ) /* pen went out of reach */ 2891 status = S_IDLE ; 2892 else if (status == S_IDLE) { /* pen is newly near the tablet */ 2893 act->flags |= MOUSE_POSCHANGED ; /* force update */ 2894 status = S_PROXY ; 2895 x_prev = x ; 2896 y_prev = y ; 2897 } 2898 old = now ; 2899 act->dx = x - x_prev ; 2900 act->dy = y - y_prev ; 2901 if (act->dx || act->dy) 2902 act->flags |= MOUSE_POSCHANGED ; 2903 x_prev = x ; 2904 y_prev = y ; 2905 if (b_prev != 0 && b_prev != buf[0]) { /* possibly record button change */ 2906 act->button = 0 ; 2907 if ( buf[0] & 0x01 ) /* tip pressed */ 2908 act->button |= MOUSE_BUTTON1DOWN ; 2909 if ( buf[0] & 0x02 ) /* button pressed */ 2910 act->button |= MOUSE_BUTTON2DOWN ; 2911 act->flags |= MOUSE_BUTTONSCHANGED ; 2912 } 2913 b_prev = buf[0] ; 2914 return act->flags ; 2915 } 2916 2917 static void 2918 mremote_serversetup() 2919 { 2920 struct sockaddr_un ad; 2921 2922 /* Open a UNIX domain stream socket to listen for mouse remote clients */ 2923 unlink(_PATH_MOUSEREMOTE); 2924 2925 if ( (rodent.mremsfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) 2926 logerrx(1, "unable to create unix domain socket %s",_PATH_MOUSEREMOTE); 2927 2928 umask(0111); 2929 2930 bzero(&ad, sizeof(ad)); 2931 ad.sun_family = AF_UNIX; 2932 strcpy(ad.sun_path, _PATH_MOUSEREMOTE); 2933 #ifndef SUN_LEN 2934 #define SUN_LEN(unp) ( ((char *)(unp)->sun_path - (char *)(unp)) + \ 2935 strlen((unp)->path) ) 2936 #endif 2937 if (bind(rodent.mremsfd, (struct sockaddr *) &ad, SUN_LEN(&ad)) < 0) 2938 logerrx(1, "unable to bind unix domain socket %s", _PATH_MOUSEREMOTE); 2939 2940 listen(rodent.mremsfd, 1); 2941 } 2942 2943 static void 2944 mremote_clientchg(int add) 2945 { 2946 struct sockaddr_un ad; 2947 int ad_len, fd; 2948 2949 if (rodent.rtype != MOUSE_PROTO_X10MOUSEREM) 2950 return; 2951 2952 if ( add ) { 2953 /* Accept client connection, if we don't already have one */ 2954 ad_len = sizeof(ad); 2955 fd = accept(rodent.mremsfd, (struct sockaddr *) &ad, &ad_len); 2956 if (fd < 0) 2957 logwarnx("failed accept on mouse remote socket"); 2958 2959 if ( rodent.mremcfd < 0 ) { 2960 rodent.mremcfd = fd; 2961 debug("remote client connect...accepted"); 2962 } 2963 else { 2964 close(fd); 2965 debug("another remote client connect...disconnected"); 2966 } 2967 } 2968 else { 2969 /* Client disconnected */ 2970 debug("remote client disconnected"); 2971 close( rodent.mremcfd ); 2972 rodent.mremcfd = -1; 2973 } 2974 } 2975 2976 2977