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 67 #include <machine/console.h> 68 #include <machine/mouse.h> 69 70 #include <sys/types.h> 71 #include <sys/time.h> 72 #include <sys/socket.h> 73 #include <sys/un.h> 74 #include <unistd.h> 75 76 #define MAX_CLICKTHRESHOLD 2000 /* 2 seconds */ 77 #define MAX_BUTTON2TIMEOUT 2000 /* 2 seconds */ 78 #define DFLT_CLICKTHRESHOLD 500 /* 0.5 second */ 79 #define DFLT_BUTTON2TIMEOUT 100 /* 0.1 second */ 80 81 #define TRUE 1 82 #define FALSE 0 83 84 #define MOUSE_XAXIS (-1) 85 #define MOUSE_YAXIS (-2) 86 87 /* Logitech PS2++ protocol */ 88 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 89 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 90 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 91 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 92 93 #define ChordMiddle 0x0001 94 #define Emulate3Button 0x0002 95 #define ClearDTR 0x0004 96 #define ClearRTS 0x0008 97 #define NoPnP 0x0010 98 99 #define ID_NONE 0 100 #define ID_PORT 1 101 #define ID_IF 2 102 #define ID_TYPE 4 103 #define ID_MODEL 8 104 #define ID_ALL (ID_PORT | ID_IF | ID_TYPE | ID_MODEL) 105 106 #define debug(fmt,args...) \ 107 if (debug&&nodaemon) warnx(fmt, ##args) 108 109 #define logerr(e, fmt, args...) { \ 110 if (background) { \ 111 syslog(LOG_DAEMON | LOG_ERR, fmt ": %m", ##args); \ 112 exit(e); \ 113 } else \ 114 err(e, fmt, ##args); \ 115 } 116 117 #define logerrx(e, fmt, args...) { \ 118 if (background) { \ 119 syslog(LOG_DAEMON | LOG_ERR, fmt, ##args); \ 120 exit(e); \ 121 } else \ 122 errx(e, fmt, ##args); \ 123 } 124 125 #define logwarn(fmt, args...) { \ 126 if (background) \ 127 syslog(LOG_DAEMON | LOG_WARNING, fmt ": %m", ##args); \ 128 else \ 129 warn(fmt, ##args); \ 130 } 131 132 #define logwarnx(fmt, args...) { \ 133 if (background) \ 134 syslog(LOG_DAEMON | LOG_WARNING, fmt, ##args); \ 135 else \ 136 warnx(fmt, ##args); \ 137 } 138 139 /* structures */ 140 141 /* symbol table entry */ 142 typedef struct { 143 char *name; 144 int val; 145 int val2; 146 } symtab_t; 147 148 /* serial PnP ID string */ 149 typedef struct { 150 int revision; /* PnP revision, 100 for 1.00 */ 151 char *eisaid; /* EISA ID including mfr ID and product ID */ 152 char *serial; /* serial No, optional */ 153 char *class; /* device class, optional */ 154 char *compat; /* list of compatible drivers, optional */ 155 char *description; /* product description, optional */ 156 int neisaid; /* length of the above fields... */ 157 int nserial; 158 int nclass; 159 int ncompat; 160 int ndescription; 161 } pnpid_t; 162 163 /* global variables */ 164 165 int debug = 0; 166 int nodaemon = FALSE; 167 int background = FALSE; 168 int identify = ID_NONE; 169 int extioctl = FALSE; 170 char *pidfile = "/var/run/moused.pid"; 171 172 /* local variables */ 173 174 /* interface (the table must be ordered by MOUSE_IF_XXX in mouse.h) */ 175 static symtab_t rifs[] = { 176 { "serial", MOUSE_IF_SERIAL }, 177 { "bus", MOUSE_IF_BUS }, 178 { "inport", MOUSE_IF_INPORT }, 179 { "ps/2", MOUSE_IF_PS2 }, 180 { "sysmouse", MOUSE_IF_SYSMOUSE }, 181 { "usb", MOUSE_IF_USB }, 182 { NULL, MOUSE_IF_UNKNOWN }, 183 }; 184 185 /* types (the table must be ordered by MOUSE_PROTO_XXX in mouse.h) */ 186 static char *rnames[] = { 187 "microsoft", 188 "mousesystems", 189 "logitech", 190 "mmseries", 191 "mouseman", 192 "busmouse", 193 "inportmouse", 194 "ps/2", 195 "mmhitab", 196 "glidepoint", 197 "intellimouse", 198 "thinkingmouse", 199 "sysmouse", 200 "x10mouseremote", 201 "kidspad", 202 #if notyet 203 "mariqua", 204 #endif 205 NULL 206 }; 207 208 /* models */ 209 static symtab_t rmodels[] = { 210 { "NetScroll", MOUSE_MODEL_NETSCROLL }, 211 { "NetMouse/NetScroll Optical", MOUSE_MODEL_NET }, 212 { "GlidePoint", MOUSE_MODEL_GLIDEPOINT }, 213 { "ThinkingMouse", MOUSE_MODEL_THINK }, 214 { "IntelliMouse", MOUSE_MODEL_INTELLI }, 215 { "EasyScroll/SmartScroll", MOUSE_MODEL_EASYSCROLL }, 216 { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS }, 217 { "Kidspad", MOUSE_MODEL_KIDSPAD }, 218 { "VersaPad", MOUSE_MODEL_VERSAPAD }, 219 { "IntelliMouse Explorer", MOUSE_MODEL_EXPLORER }, 220 { "4D Mouse", MOUSE_MODEL_4D }, 221 { "4D+ Mouse", MOUSE_MODEL_4DPLUS }, 222 { "generic", MOUSE_MODEL_GENERIC }, 223 { NULL, MOUSE_MODEL_UNKNOWN }, 224 }; 225 226 /* PnP EISA/product IDs */ 227 static symtab_t pnpprod[] = { 228 /* Kensignton ThinkingMouse */ 229 { "KML0001", MOUSE_PROTO_THINK, MOUSE_MODEL_THINK }, 230 /* MS IntelliMouse */ 231 { "MSH0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 232 /* MS IntelliMouse TrackBall */ 233 { "MSH0004", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 234 /* Tremon Wheel Mouse MUSD */ 235 { "HTK0001", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 236 /* Genius PnP Mouse */ 237 { "KYE0001", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 238 /* MouseSystems SmartScroll Mouse (OEM from Genius?) */ 239 { "KYE0002", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 240 /* Genius NetMouse */ 241 { "KYE0003", MOUSE_PROTO_INTELLI, MOUSE_MODEL_NET }, 242 /* Genius Kidspad, Easypad and other tablets */ 243 { "KYE0005", MOUSE_PROTO_KIDSPAD, MOUSE_MODEL_KIDSPAD }, 244 /* Genius EZScroll */ 245 { "KYEEZ00", MOUSE_PROTO_MS, MOUSE_MODEL_EASYSCROLL }, 246 /* Logitech Cordless MouseMan Wheel */ 247 { "LGI8033", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 248 /* Logitech MouseMan (new 4 button model) */ 249 { "LGI800C", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 250 /* Logitech MouseMan+ */ 251 { "LGI8050", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 252 /* Logitech FirstMouse+ */ 253 { "LGI8051", MOUSE_PROTO_INTELLI, MOUSE_MODEL_MOUSEMANPLUS }, 254 /* Logitech serial */ 255 { "LGI8001", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 256 /* A4 Tech 4D/4D+ Mouse */ 257 { "A4W0005", MOUSE_PROTO_INTELLI, MOUSE_MODEL_4D }, 258 /* 8D Scroll Mouse */ 259 { "PEC9802", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 260 /* Mitsumi Wireless Scroll Mouse */ 261 { "MTM6401", MOUSE_PROTO_INTELLI, MOUSE_MODEL_INTELLI }, 262 263 /* MS bus */ 264 { "PNP0F00", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 265 /* MS serial */ 266 { "PNP0F01", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 267 /* MS InPort */ 268 { "PNP0F02", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 269 /* MS PS/2 */ 270 { "PNP0F03", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 271 /* 272 * EzScroll returns PNP0F04 in the compatible device field; but it 273 * doesn't look compatible... XXX 274 */ 275 /* MouseSystems */ 276 { "PNP0F04", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 277 /* MouseSystems */ 278 { "PNP0F05", MOUSE_PROTO_MSC, MOUSE_MODEL_GENERIC }, 279 #if notyet 280 /* Genius Mouse */ 281 { "PNP0F06", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 282 /* Genius Mouse */ 283 { "PNP0F07", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 284 #endif 285 /* Logitech serial */ 286 { "PNP0F08", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 287 /* MS BallPoint serial */ 288 { "PNP0F09", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 289 /* MS PnP serial */ 290 { "PNP0F0A", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 291 /* MS PnP BallPoint serial */ 292 { "PNP0F0B", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 293 /* MS serial comatible */ 294 { "PNP0F0C", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 295 /* MS InPort comatible */ 296 { "PNP0F0D", MOUSE_PROTO_INPORT, MOUSE_MODEL_GENERIC }, 297 /* MS PS/2 comatible */ 298 { "PNP0F0E", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 299 /* MS BallPoint comatible */ 300 { "PNP0F0F", MOUSE_PROTO_MS, MOUSE_MODEL_GENERIC }, 301 #if notyet 302 /* TI QuickPort */ 303 { "PNP0F10", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 304 #endif 305 /* MS bus comatible */ 306 { "PNP0F11", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 307 /* Logitech PS/2 */ 308 { "PNP0F12", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 309 /* PS/2 */ 310 { "PNP0F13", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 311 #if notyet 312 /* MS Kids Mouse */ 313 { "PNP0F14", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 314 #endif 315 /* Logitech bus */ 316 { "PNP0F15", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 317 #if notyet 318 /* Logitech SWIFT */ 319 { "PNP0F16", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 320 #endif 321 /* Logitech serial compat */ 322 { "PNP0F17", MOUSE_PROTO_LOGIMOUSEMAN, MOUSE_MODEL_GENERIC }, 323 /* Logitech bus compatible */ 324 { "PNP0F18", MOUSE_PROTO_BUS, MOUSE_MODEL_GENERIC }, 325 /* Logitech PS/2 compatible */ 326 { "PNP0F19", MOUSE_PROTO_PS2, MOUSE_MODEL_GENERIC }, 327 #if notyet 328 /* Logitech SWIFT compatible */ 329 { "PNP0F1A", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 330 /* HP Omnibook */ 331 { "PNP0F1B", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 332 /* Compaq LTE TrackBall PS/2 */ 333 { "PNP0F1C", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 334 /* Compaq LTE TrackBall serial */ 335 { "PNP0F1D", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 336 /* MS Kidts Trackball */ 337 { "PNP0F1E", MOUSE_PROTO_???, MOUSE_MODEL_GENERIC }, 338 #endif 339 /* Interlink VersaPad */ 340 { "LNK0001", MOUSE_PROTO_VERSAPAD, MOUSE_MODEL_VERSAPAD }, 341 342 { NULL, MOUSE_PROTO_UNKNOWN, MOUSE_MODEL_GENERIC }, 343 }; 344 345 /* the table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 346 static unsigned short rodentcflags[] = 347 { 348 (CS7 | CREAD | CLOCAL | HUPCL ), /* MicroSoft */ 349 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* MouseSystems */ 350 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* Logitech */ 351 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL ), /* MMSeries */ 352 (CS7 | CREAD | CLOCAL | HUPCL ), /* MouseMan */ 353 0, /* Bus */ 354 0, /* InPort */ 355 0, /* PS/2 */ 356 (CS8 | CREAD | CLOCAL | HUPCL ), /* MM HitTablet */ 357 (CS7 | CREAD | CLOCAL | HUPCL ), /* GlidePoint */ 358 (CS7 | CREAD | CLOCAL | HUPCL ), /* IntelliMouse */ 359 (CS7 | CREAD | CLOCAL | HUPCL ), /* Thinking Mouse */ 360 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* sysmouse */ 361 (CS7 | CREAD | CLOCAL | HUPCL ), /* X10 MouseRemote */ 362 (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL ), /* kidspad etc. */ 363 (CS8 | CREAD | CLOCAL | HUPCL ), /* VersaPad */ 364 #if notyet 365 (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* Mariqua */ 366 #endif 367 }; 368 369 static struct rodentparam { 370 int flags; 371 char *portname; /* /dev/XXX */ 372 int rtype; /* MOUSE_PROTO_XXX */ 373 int level; /* operation level: 0 or greater */ 374 int baudrate; 375 int rate; /* report rate */ 376 int resolution; /* MOUSE_RES_XXX or a positive number */ 377 int zmap[4]; /* MOUSE_{X|Y}AXIS or a button number */ 378 int wmode; /* wheel mode button number */ 379 int mfd; /* mouse file descriptor */ 380 int cfd; /* /dev/consolectl file descriptor */ 381 int mremsfd; /* mouse remote server file descriptor */ 382 int mremcfd; /* mouse remote client file descriptor */ 383 long clickthreshold; /* double click speed in msec */ 384 long button2timeout; /* 3 button emulation timeout */ 385 mousehw_t hw; /* mouse device hardware information */ 386 mousemode_t mode; /* protocol information */ 387 } rodent = { 388 flags : 0, 389 portname : NULL, 390 rtype : MOUSE_PROTO_UNKNOWN, 391 level : -1, 392 baudrate : 1200, 393 rate : 0, 394 resolution : MOUSE_RES_UNKNOWN, 395 zmap: { 0, 0, 0, 0 }, 396 wmode: 0, 397 mfd : -1, 398 cfd : -1, 399 mremsfd : -1, 400 mremcfd : -1, 401 clickthreshold : DFLT_CLICKTHRESHOLD, 402 button2timeout : DFLT_BUTTON2TIMEOUT, 403 }; 404 405 /* button status */ 406 struct button_state { 407 int count; /* 0: up, 1: single click, 2: double click,... */ 408 struct timeval tv; /* timestamp on the last button event */ 409 }; 410 static struct button_state bstate[MOUSE_MAXBUTTON]; /* button state */ 411 static struct button_state *mstate[MOUSE_MAXBUTTON];/* mapped button st.*/ 412 static struct button_state zstate[4]; /* Z/W axis state */ 413 414 /* state machine for 3 button emulation */ 415 416 #define S0 0 /* start */ 417 #define S1 1 /* button 1 delayed down */ 418 #define S2 2 /* button 3 delayed down */ 419 #define S3 3 /* both buttons down -> button 2 down */ 420 #define S4 4 /* button 1 delayed up */ 421 #define S5 5 /* button 1 down */ 422 #define S6 6 /* button 3 down */ 423 #define S7 7 /* both buttons down */ 424 #define S8 8 /* button 3 delayed up */ 425 #define S9 9 /* button 1 or 3 up after S3 */ 426 427 #define A(b1, b3) (((b1) ? 2 : 0) | ((b3) ? 1 : 0)) 428 #define A_TIMEOUT 4 429 430 static struct { 431 int s[A_TIMEOUT + 1]; 432 int buttons; 433 int mask; 434 int timeout; 435 } states[10] = { 436 /* S0 */ 437 { { S0, S2, S1, S3, S0 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 438 /* S1 */ 439 { { S4, S2, S1, S3, S5 }, 0, ~MOUSE_BUTTON1DOWN, FALSE }, 440 /* S2 */ 441 { { S8, S2, S1, S3, S6 }, 0, ~MOUSE_BUTTON3DOWN, FALSE }, 442 /* S3 */ 443 { { S0, S9, S9, S3, S3 }, MOUSE_BUTTON2DOWN, ~0, FALSE }, 444 /* S4 */ 445 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON1DOWN, ~0, TRUE }, 446 /* S5 */ 447 { { S0, S2, S5, S7, S5 }, MOUSE_BUTTON1DOWN, ~0, FALSE }, 448 /* S6 */ 449 { { S0, S6, S1, S7, S6 }, MOUSE_BUTTON3DOWN, ~0, FALSE }, 450 /* S7 */ 451 { { S0, S6, S5, S7, S7 }, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, ~0, FALSE }, 452 /* S8 */ 453 { { S0, S2, S1, S3, S0 }, MOUSE_BUTTON3DOWN, ~0, TRUE }, 454 /* S9 */ 455 { { S0, S9, S9, S3, S9 }, 0, ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN), FALSE }, 456 }; 457 static int mouse_button_state; 458 static struct timeval mouse_button_state_tv; 459 460 static jmp_buf env; 461 462 /* function prototypes */ 463 464 static void moused(void); 465 static void hup(int sig); 466 static void cleanup(int sig); 467 static void usage(void); 468 469 static int r_identify(void); 470 static char *r_if(int type); 471 static char *r_name(int type); 472 static char *r_model(int model); 473 static void r_init(void); 474 static int r_protocol(u_char b, mousestatus_t *act); 475 static int r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans); 476 static int r_installmap(char *arg); 477 static void r_map(mousestatus_t *act1, mousestatus_t *act2); 478 static void r_timestamp(mousestatus_t *act); 479 static int r_timeout(void); 480 static void r_click(mousestatus_t *act); 481 static void setmousespeed(int old, int new, unsigned cflag); 482 483 static int pnpwakeup1(void); 484 static int pnpwakeup2(void); 485 static int pnpgets(char *buf); 486 static int pnpparse(pnpid_t *id, char *buf, int len); 487 static symtab_t *pnpproto(pnpid_t *id); 488 489 static symtab_t *gettoken(symtab_t *tab, char *s, int len); 490 static char *gettokenname(symtab_t *tab, int val); 491 492 static void mremote_serversetup(); 493 static void mremote_clientchg(int add); 494 495 static int kidspad(u_char rxc, mousestatus_t *act); 496 497 int 498 main(int argc, char *argv[]) 499 { 500 int c; 501 int i; 502 int j; 503 504 for (i = 0; i < MOUSE_MAXBUTTON; ++i) 505 mstate[i] = &bstate[i]; 506 507 while((c = getopt(argc,argv,"3C:DE:F:I:PRS:cdfhi:l:m:p:r:st:w:z:")) != -1) 508 switch(c) { 509 510 case '3': 511 rodent.flags |= Emulate3Button; 512 break; 513 514 case 'E': 515 rodent.button2timeout = atoi(optarg); 516 if ((rodent.button2timeout < 0) || 517 (rodent.button2timeout > MAX_BUTTON2TIMEOUT)) { 518 warnx("invalid argument `%s'", optarg); 519 usage(); 520 } 521 break; 522 523 case 'c': 524 rodent.flags |= ChordMiddle; 525 break; 526 527 case 'd': 528 ++debug; 529 break; 530 531 case 'f': 532 nodaemon = TRUE; 533 break; 534 535 case 'i': 536 if (strcmp(optarg, "all") == 0) 537 identify = ID_ALL; 538 else if (strcmp(optarg, "port") == 0) 539 identify = ID_PORT; 540 else if (strcmp(optarg, "if") == 0) 541 identify = ID_IF; 542 else if (strcmp(optarg, "type") == 0) 543 identify = ID_TYPE; 544 else if (strcmp(optarg, "model") == 0) 545 identify = ID_MODEL; 546 else { 547 warnx("invalid argument `%s'", optarg); 548 usage(); 549 } 550 nodaemon = TRUE; 551 break; 552 553 case 'l': 554 rodent.level = atoi(optarg); 555 if ((rodent.level < 0) || (rodent.level > 4)) { 556 warnx("invalid argument `%s'", optarg); 557 usage(); 558 } 559 break; 560 561 case 'm': 562 if (!r_installmap(optarg)) { 563 warnx("invalid argument `%s'", optarg); 564 usage(); 565 } 566 break; 567 568 case 'p': 569 rodent.portname = optarg; 570 break; 571 572 case 'r': 573 if (strcmp(optarg, "high") == 0) 574 rodent.resolution = MOUSE_RES_HIGH; 575 else if (strcmp(optarg, "medium-high") == 0) 576 rodent.resolution = MOUSE_RES_HIGH; 577 else if (strcmp(optarg, "medium-low") == 0) 578 rodent.resolution = MOUSE_RES_MEDIUMLOW; 579 else if (strcmp(optarg, "low") == 0) 580 rodent.resolution = MOUSE_RES_LOW; 581 else if (strcmp(optarg, "default") == 0) 582 rodent.resolution = MOUSE_RES_DEFAULT; 583 else { 584 rodent.resolution = atoi(optarg); 585 if (rodent.resolution <= 0) { 586 warnx("invalid argument `%s'", optarg); 587 usage(); 588 } 589 } 590 break; 591 592 case 's': 593 rodent.baudrate = 9600; 594 break; 595 596 case 'w': 597 i = atoi(optarg); 598 if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { 599 warnx("invalid argument `%s'", optarg); 600 usage(); 601 } 602 rodent.wmode = 1 << (i - 1); 603 break; 604 605 case 'z': 606 if (strcmp(optarg, "x") == 0) 607 rodent.zmap[0] = MOUSE_XAXIS; 608 else if (strcmp(optarg, "y") == 0) 609 rodent.zmap[0] = MOUSE_YAXIS; 610 else { 611 i = atoi(optarg); 612 /* 613 * Use button i for negative Z axis movement and 614 * button (i + 1) for positive Z axis movement. 615 */ 616 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 617 warnx("invalid argument `%s'", optarg); 618 usage(); 619 } 620 rodent.zmap[0] = i; 621 rodent.zmap[1] = i + 1; 622 debug("optind: %d, optarg: '%s'", optind, optarg); 623 for (j = 1; j < 4; ++j) { 624 if ((optind >= argc) || !isdigit(*argv[optind])) 625 break; 626 i = atoi(argv[optind]); 627 if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { 628 warnx("invalid argument `%s'", argv[optind]); 629 usage(); 630 } 631 rodent.zmap[j] = i; 632 ++optind; 633 } 634 if ((rodent.zmap[2] != 0) && (rodent.zmap[3] == 0)) 635 rodent.zmap[3] = rodent.zmap[2] + 1; 636 } 637 break; 638 639 case 'C': 640 rodent.clickthreshold = atoi(optarg); 641 if ((rodent.clickthreshold < 0) || 642 (rodent.clickthreshold > MAX_CLICKTHRESHOLD)) { 643 warnx("invalid argument `%s'", optarg); 644 usage(); 645 } 646 break; 647 648 case 'D': 649 rodent.flags |= ClearDTR; 650 break; 651 652 case 'F': 653 rodent.rate = atoi(optarg); 654 if (rodent.rate <= 0) { 655 warnx("invalid argument `%s'", optarg); 656 usage(); 657 } 658 break; 659 660 case 'I': 661 pidfile = optarg; 662 break; 663 664 case 'P': 665 rodent.flags |= NoPnP; 666 break; 667 668 case 'R': 669 rodent.flags |= ClearRTS; 670 break; 671 672 case 'S': 673 rodent.baudrate = atoi(optarg); 674 if (rodent.baudrate <= 0) { 675 warnx("invalid argument `%s'", optarg); 676 usage(); 677 } 678 debug("rodent baudrate %d", rodent.baudrate); 679 break; 680 681 case 't': 682 if (strcmp(optarg, "auto") == 0) { 683 rodent.rtype = MOUSE_PROTO_UNKNOWN; 684 rodent.flags &= ~NoPnP; 685 rodent.level = -1; 686 break; 687 } 688 for (i = 0; rnames[i]; i++) 689 if (strcmp(optarg, rnames[i]) == 0) { 690 rodent.rtype = i; 691 rodent.flags |= NoPnP; 692 rodent.level = (i == MOUSE_PROTO_SYSMOUSE) ? 1 : 0; 693 break; 694 } 695 if (rnames[i]) 696 break; 697 warnx("no such mouse type `%s'", optarg); 698 usage(); 699 700 case 'h': 701 case '?': 702 default: 703 usage(); 704 } 705 706 /* fix Z axis mapping */ 707 for (i = 0; i < 4; ++i) { 708 if (rodent.zmap[i] > 0) { 709 for (j = 0; j < MOUSE_MAXBUTTON; ++j) { 710 if (mstate[j] == &bstate[rodent.zmap[i] - 1]) 711 mstate[j] = &zstate[i]; 712 } 713 rodent.zmap[i] = 1 << (rodent.zmap[i] - 1); 714 } 715 } 716 717 /* the default port name */ 718 switch(rodent.rtype) { 719 720 case MOUSE_PROTO_INPORT: 721 /* INPORT and BUS are the same... */ 722 rodent.rtype = MOUSE_PROTO_BUS; 723 /* FALL THROUGH */ 724 case MOUSE_PROTO_BUS: 725 if (!rodent.portname) 726 rodent.portname = "/dev/mse0"; 727 break; 728 729 case MOUSE_PROTO_PS2: 730 if (!rodent.portname) 731 rodent.portname = "/dev/psm0"; 732 break; 733 734 default: 735 if (rodent.portname) 736 break; 737 warnx("no port name specified"); 738 usage(); 739 } 740 741 for (;;) { 742 if (setjmp(env) == 0) { 743 signal(SIGHUP, hup); 744 signal(SIGINT , cleanup); 745 signal(SIGQUIT, cleanup); 746 signal(SIGTERM, cleanup); 747 if ((rodent.mfd = open(rodent.portname, O_RDWR | O_NONBLOCK, 0)) 748 == -1) 749 logerr(1, "unable to open %s", rodent.portname); 750 if (r_identify() == MOUSE_PROTO_UNKNOWN) { 751 logwarnx("cannot determine mouse type on %s", rodent.portname); 752 close(rodent.mfd); 753 rodent.mfd = -1; 754 } 755 756 /* print some information */ 757 if (identify != ID_NONE) { 758 if (identify == ID_ALL) 759 printf("%s %s %s %s\n", 760 rodent.portname, r_if(rodent.hw.iftype), 761 r_name(rodent.rtype), r_model(rodent.hw.model)); 762 else if (identify & ID_PORT) 763 printf("%s\n", rodent.portname); 764 else if (identify & ID_IF) 765 printf("%s\n", r_if(rodent.hw.iftype)); 766 else if (identify & ID_TYPE) 767 printf("%s\n", r_name(rodent.rtype)); 768 else if (identify & ID_MODEL) 769 printf("%s\n", r_model(rodent.hw.model)); 770 exit(0); 771 } else { 772 debug("port: %s interface: %s type: %s model: %s", 773 rodent.portname, r_if(rodent.hw.iftype), 774 r_name(rodent.rtype), r_model(rodent.hw.model)); 775 } 776 777 if (rodent.mfd == -1) { 778 /* 779 * We cannot continue because of error. Exit if the 780 * program has not become a daemon. Otherwise, block 781 * until the the user corrects the problem and issues SIGHUP. 782 */ 783 if (!background) 784 exit(1); 785 sigpause(0); 786 } 787 788 r_init(); /* call init function */ 789 moused(); 790 } 791 792 if (rodent.mfd != -1) 793 close(rodent.mfd); 794 if (rodent.cfd != -1) 795 close(rodent.cfd); 796 rodent.mfd = rodent.cfd = -1; 797 } 798 /* NOT REACHED */ 799 800 exit(0); 801 } 802 803 static void 804 moused(void) 805 { 806 struct mouse_info mouse; 807 mousestatus_t action0; /* original mouse action */ 808 mousestatus_t action; /* interrim buffer */ 809 mousestatus_t action2; /* mapped action */ 810 struct timeval timeout; 811 fd_set fds; 812 u_char b; 813 FILE *fp; 814 int flags; 815 int c; 816 int i; 817 818 if ((rodent.cfd = open("/dev/consolectl", O_RDWR, 0)) == -1) 819 logerr(1, "cannot open /dev/consolectl", 0); 820 821 if (!nodaemon && !background) 822 if (daemon(0, 0)) { 823 logerr(1, "failed to become a daemon", 0); 824 } else { 825 background = TRUE; 826 fp = fopen(pidfile, "w"); 827 if (fp != NULL) { 828 fprintf(fp, "%d\n", getpid()); 829 fclose(fp); 830 } 831 } 832 833 /* clear mouse data */ 834 bzero(&action0, sizeof(action0)); 835 bzero(&action, sizeof(action)); 836 bzero(&action2, sizeof(action2)); 837 bzero(&mouse, sizeof(mouse)); 838 mouse_button_state = S0; 839 gettimeofday(&mouse_button_state_tv, NULL); 840 for (i = 0; i < MOUSE_MAXBUTTON; ++i) { 841 bstate[i].count = 0; 842 bstate[i].tv = mouse_button_state_tv; 843 } 844 for (i = 0; i < sizeof(zstate)/sizeof(zstate[0]); ++i) { 845 zstate[i].count = 0; 846 zstate[i].tv = mouse_button_state_tv; 847 } 848 849 /* choose which ioctl command to use */ 850 mouse.operation = MOUSE_MOTION_EVENT; 851 extioctl = (ioctl(rodent.cfd, CONS_MOUSECTL, &mouse) == 0); 852 853 /* process mouse data */ 854 timeout.tv_sec = 0; 855 timeout.tv_usec = 20000; /* 20 msec */ 856 for (;;) { 857 858 FD_ZERO(&fds); 859 FD_SET(rodent.mfd, &fds); 860 if (rodent.mremsfd >= 0) 861 FD_SET(rodent.mremsfd, &fds); 862 if (rodent.mremcfd >= 0) 863 FD_SET(rodent.mremcfd, &fds); 864 865 c = select(FD_SETSIZE, &fds, NULL, NULL, 866 (rodent.flags & Emulate3Button) ? &timeout : NULL); 867 if (c < 0) { /* error */ 868 logwarn("failed to read from mouse", 0); 869 continue; 870 } else if (c == 0) { /* timeout */ 871 /* assert(rodent.flags & Emulate3Button) */ 872 action0.button = action0.obutton; 873 action0.dx = action0.dy = action0.dz = 0; 874 action0.flags = flags = 0; 875 if (r_timeout() && r_statetrans(&action0, &action, A_TIMEOUT)) { 876 if (debug > 2) 877 debug("flags:%08x buttons:%08x obuttons:%08x", 878 action.flags, action.button, action.obutton); 879 } else { 880 action0.obutton = action0.button; 881 continue; 882 } 883 } else { 884 /* MouseRemote client connect/disconnect */ 885 if ((rodent.mremsfd >= 0) && FD_ISSET(rodent.mremsfd, &fds)) { 886 mremote_clientchg(TRUE); 887 continue; 888 } 889 if ((rodent.mremcfd >= 0) && FD_ISSET(rodent.mremcfd, &fds)) { 890 mremote_clientchg(FALSE); 891 continue; 892 } 893 /* mouse movement */ 894 if (read(rodent.mfd, &b, 1) == -1) { 895 if (errno == EWOULDBLOCK) 896 continue; 897 else 898 return; 899 } 900 if ((flags = r_protocol(b, &action0)) == 0) 901 continue; 902 r_timestamp(&action0); 903 r_statetrans(&action0, &action, 904 A(action0.button & MOUSE_BUTTON1DOWN, 905 action0.button & MOUSE_BUTTON3DOWN)); 906 debug("flags:%08x buttons:%08x obuttons:%08x", action.flags, 907 action.button, action.obutton); 908 } 909 action0.obutton = action0.button; 910 flags &= MOUSE_POSCHANGED; 911 flags |= action.obutton ^ action.button; 912 action.flags = flags; 913 914 if (flags) { /* handler detected action */ 915 r_map(&action, &action2); 916 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 917 action2.button, action2.dx, action2.dy, action2.dz); 918 919 if (extioctl) { 920 r_click(&action2); 921 if (action2.flags & MOUSE_POSCHANGED) { 922 mouse.operation = MOUSE_MOTION_EVENT; 923 mouse.u.data.buttons = action2.button; 924 mouse.u.data.x = action2.dx; 925 mouse.u.data.y = action2.dy; 926 mouse.u.data.z = action2.dz; 927 if (debug < 2) 928 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 929 } 930 } else { 931 mouse.operation = MOUSE_ACTION; 932 mouse.u.data.buttons = action2.button; 933 mouse.u.data.x = action2.dx; 934 mouse.u.data.y = action2.dy; 935 mouse.u.data.z = action2.dz; 936 if (debug < 2) 937 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 938 } 939 940 /* 941 * If the Z axis movement is mapped to a imaginary physical 942 * button, we need to cook up a corresponding button `up' event 943 * after sending a button `down' event. 944 */ 945 if ((rodent.zmap[0] > 0) && (action.dz != 0)) { 946 action.obutton = action.button; 947 action.dx = action.dy = action.dz = 0; 948 r_map(&action, &action2); 949 debug("activity : buttons 0x%08x dx %d dy %d dz %d", 950 action2.button, action2.dx, action2.dy, action2.dz); 951 952 if (extioctl) { 953 r_click(&action2); 954 } else { 955 mouse.operation = MOUSE_ACTION; 956 mouse.u.data.buttons = action2.button; 957 mouse.u.data.x = mouse.u.data.y = mouse.u.data.z = 0; 958 if (debug < 2) 959 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 960 } 961 } 962 } 963 } 964 /* NOT REACHED */ 965 } 966 967 static void 968 hup(int sig) 969 { 970 longjmp(env, 1); 971 } 972 973 static void 974 cleanup(int sig) 975 { 976 if (rodent.rtype == MOUSE_PROTO_X10MOUSEREM) 977 unlink(_PATH_MOUSEREMOTE); 978 exit(0); 979 } 980 981 /** 982 ** usage 983 ** 984 ** Complain, and free the CPU for more worthy tasks 985 **/ 986 static void 987 usage(void) 988 { 989 fprintf(stderr, "%s\n%s\n%s\n", 990 "usage: moused [-DRcdfs] [-I file] [-F rate] [-r resolution] [-S baudrate]", 991 " [-C threshold] [-m N=M] [-w N] [-z N] [-t <mousetype>]", 992 " [-3 [-E timeout]] -p <port>", 993 " moused [-d] -i <info> -p <port>"); 994 exit(1); 995 } 996 997 /** 998 ** Mouse interface code, courtesy of XFree86 3.1.2. 999 ** 1000 ** Note: Various bits have been trimmed, and in my shortsighted enthusiasm 1001 ** to clean, reformat and rationalise naming, it's quite possible that 1002 ** some things in here have been broken. 1003 ** 1004 ** I hope not 8) 1005 ** 1006 ** The following code is derived from a module marked : 1007 **/ 1008 1009 /* $XConsortium: xf86_Mouse.c,v 1.2 94/10/12 20:33:21 kaleb Exp $ */ 1010 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.2 1995/01/28 1011 17:03:40 dawes Exp $ */ 1012 /* 1013 * 1014 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany. 1015 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 1016 * 1017 * Permission to use, copy, modify, distribute, and sell this software and its 1018 * documentation for any purpose is hereby granted without fee, provided that 1019 * the above copyright notice appear in all copies and that both that 1020 * copyright notice and this permission notice appear in supporting 1021 * documentation, and that the names of Thomas Roell and David Dawes not be 1022 * used in advertising or publicity pertaining to distribution of the 1023 * software without specific, written prior permission. Thomas Roell 1024 * and David Dawes makes no representations about the suitability of this 1025 * software for any purpose. It is provided "as is" without express or 1026 * implied warranty. 1027 * 1028 * THOMAS ROELL AND DAVID DAWES DISCLAIM ALL WARRANTIES WITH REGARD TO THIS 1029 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 1030 * FITNESS, IN NO EVENT SHALL THOMAS ROELL OR DAVID DAWES BE LIABLE FOR ANY 1031 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 1032 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 1033 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 1034 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1035 * 1036 */ 1037 1038 /** 1039 ** GlidePoint support from XFree86 3.2. 1040 ** Derived from the module: 1041 **/ 1042 1043 /* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.19 1996/10/16 14:40:51 dawes Exp $ */ 1044 /* $XConsortium: xf86_Mouse.c /main/10 1996/01/30 15:16:12 kaleb $ */ 1045 1046 /* the following table must be ordered by MOUSE_PROTO_XXX in mouse.h */ 1047 static unsigned char proto[][7] = { 1048 /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ 1049 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ 1050 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ 1051 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ 1052 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ 1053 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ 1054 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ 1055 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ 1056 { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ 1057 { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ 1058 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ 1059 { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ 1060 { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ 1061 { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* sysmouse */ 1062 { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* X10 MouseRem */ 1063 { 0x80, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* KIDSPAD */ 1064 { 0xc3, 0xc0, 0x00, 0x00, 6, 0x00, 0xff }, /* VersaPad */ 1065 #if notyet 1066 { 0xf8, 0x80, 0x00, 0x00, 5, ~0x2f, 0x10 }, /* Mariqua */ 1067 #endif 1068 }; 1069 static unsigned char cur_proto[7]; 1070 1071 static int 1072 r_identify(void) 1073 { 1074 char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ 1075 pnpid_t pnpid; 1076 symtab_t *t; 1077 int level; 1078 int len; 1079 1080 /* set the driver operation level, if applicable */ 1081 if (rodent.level < 0) 1082 rodent.level = 1; 1083 ioctl(rodent.mfd, MOUSE_SETLEVEL, &rodent.level); 1084 rodent.level = (ioctl(rodent.mfd, MOUSE_GETLEVEL, &level) == 0) ? level : 0; 1085 1086 /* 1087 * Interrogate the driver and get some intelligence on the device... 1088 * The following ioctl functions are not always supported by device 1089 * drivers. When the driver doesn't support them, we just trust the 1090 * user to supply valid information. 1091 */ 1092 rodent.hw.iftype = MOUSE_IF_UNKNOWN; 1093 rodent.hw.model = MOUSE_MODEL_GENERIC; 1094 ioctl(rodent.mfd, MOUSE_GETHWINFO, &rodent.hw); 1095 1096 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1097 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1098 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1099 rodent.mode.rate = -1; 1100 rodent.mode.resolution = MOUSE_RES_UNKNOWN; 1101 rodent.mode.accelfactor = 0; 1102 rodent.mode.level = 0; 1103 if (ioctl(rodent.mfd, MOUSE_GETMODE, &rodent.mode) == 0) { 1104 if ((rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) 1105 || (rodent.mode.protocol >= sizeof(proto)/sizeof(proto[0]))) { 1106 logwarnx("unknown mouse protocol (%d)", rodent.mode.protocol); 1107 return MOUSE_PROTO_UNKNOWN; 1108 } else { 1109 /* INPORT and BUS are the same... */ 1110 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1111 rodent.mode.protocol = MOUSE_PROTO_BUS; 1112 if (rodent.mode.protocol != rodent.rtype) { 1113 /* Hmm, the driver doesn't agree with the user... */ 1114 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1115 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1116 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1117 r_name(rodent.mode.protocol)); 1118 rodent.rtype = rodent.mode.protocol; 1119 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1120 } 1121 } 1122 cur_proto[4] = rodent.mode.packetsize; 1123 cur_proto[0] = rodent.mode.syncmask[0]; /* header byte bit mask */ 1124 cur_proto[1] = rodent.mode.syncmask[1]; /* header bit pattern */ 1125 } 1126 1127 /* maybe this is an PnP mouse... */ 1128 if (rodent.mode.protocol == MOUSE_PROTO_UNKNOWN) { 1129 1130 if (rodent.flags & NoPnP) 1131 return rodent.rtype; 1132 if (((len = pnpgets(pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) 1133 return rodent.rtype; 1134 1135 debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", 1136 pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, 1137 pnpid.ncompat, pnpid.ncompat, pnpid.compat, 1138 pnpid.ndescription, pnpid.ndescription, pnpid.description); 1139 1140 /* we have a valid PnP serial device ID */ 1141 rodent.hw.iftype = MOUSE_IF_SERIAL; 1142 t = pnpproto(&pnpid); 1143 if (t != NULL) { 1144 rodent.mode.protocol = t->val; 1145 rodent.hw.model = t->val2; 1146 } else { 1147 rodent.mode.protocol = MOUSE_PROTO_UNKNOWN; 1148 } 1149 if (rodent.mode.protocol == MOUSE_PROTO_INPORT) 1150 rodent.mode.protocol = MOUSE_PROTO_BUS; 1151 1152 /* make final adjustment */ 1153 if (rodent.mode.protocol != MOUSE_PROTO_UNKNOWN) { 1154 if (rodent.mode.protocol != rodent.rtype) { 1155 /* Hmm, the device doesn't agree with the user... */ 1156 if (rodent.rtype != MOUSE_PROTO_UNKNOWN) 1157 logwarnx("mouse type mismatch (%s != %s), %s is assumed", 1158 r_name(rodent.mode.protocol), r_name(rodent.rtype), 1159 r_name(rodent.mode.protocol)); 1160 rodent.rtype = rodent.mode.protocol; 1161 bcopy(proto[rodent.rtype], cur_proto, sizeof(cur_proto)); 1162 } 1163 } 1164 } 1165 1166 debug("proto params: %02x %02x %02x %02x %d %02x %02x", 1167 cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], 1168 cur_proto[4], cur_proto[5], cur_proto[6]); 1169 1170 return rodent.rtype; 1171 } 1172 1173 static char * 1174 r_if(int iftype) 1175 { 1176 char *s; 1177 1178 s = gettokenname(rifs, iftype); 1179 return (s == NULL) ? "unknown" : s; 1180 } 1181 1182 static char * 1183 r_name(int type) 1184 { 1185 return ((type == MOUSE_PROTO_UNKNOWN) 1186 || (type > sizeof(rnames)/sizeof(rnames[0]) - 1)) 1187 ? "unknown" : rnames[type]; 1188 } 1189 1190 static char * 1191 r_model(int model) 1192 { 1193 char *s; 1194 1195 s = gettokenname(rmodels, model); 1196 return (s == NULL) ? "unknown" : s; 1197 } 1198 1199 static void 1200 r_init(void) 1201 { 1202 unsigned char buf[16]; /* scrach buffer */ 1203 fd_set fds; 1204 char *s; 1205 char c; 1206 int i; 1207 1208 /** 1209 ** This comment is a little out of context here, but it contains 1210 ** some useful information... 1211 ******************************************************************** 1212 ** 1213 ** The following lines take care of the Logitech MouseMan protocols. 1214 ** 1215 ** NOTE: There are different versions of both MouseMan and TrackMan! 1216 ** Hence I add another protocol P_LOGIMAN, which the user can 1217 ** specify as MouseMan in his XF86Config file. This entry was 1218 ** formerly handled as a special case of P_MS. However, people 1219 ** who don't have the middle button problem, can still specify 1220 ** Microsoft and use P_MS. 1221 ** 1222 ** By default, these mice should use a 3 byte Microsoft protocol 1223 ** plus a 4th byte for the middle button. However, the mouse might 1224 ** have switched to a different protocol before we use it, so I send 1225 ** the proper sequence just in case. 1226 ** 1227 ** NOTE: - all commands to (at least the European) MouseMan have to 1228 ** be sent at 1200 Baud. 1229 ** - each command starts with a '*'. 1230 ** - whenever the MouseMan receives a '*', it will switch back 1231 ** to 1200 Baud. Hence I have to select the desired protocol 1232 ** first, then select the baud rate. 1233 ** 1234 ** The protocols supported by the (European) MouseMan are: 1235 ** - 5 byte packed binary protocol, as with the Mouse Systems 1236 ** mouse. Selected by sequence "*U". 1237 ** - 2 button 3 byte MicroSoft compatible protocol. Selected 1238 ** by sequence "*V". 1239 ** - 3 button 3+1 byte MicroSoft compatible protocol (default). 1240 ** Selected by sequence "*X". 1241 ** 1242 ** The following baud rates are supported: 1243 ** - 1200 Baud (default). Selected by sequence "*n". 1244 ** - 9600 Baud. Selected by sequence "*q". 1245 ** 1246 ** Selecting a sample rate is no longer supported with the MouseMan! 1247 ** Some additional lines in xf86Config.c take care of ill configured 1248 ** baud rates and sample rates. (The user will get an error.) 1249 */ 1250 1251 switch (rodent.rtype) { 1252 1253 case MOUSE_PROTO_LOGI: 1254 /* 1255 * The baud rate selection command must be sent at the current 1256 * baud rate; try all likely settings 1257 */ 1258 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1259 setmousespeed(4800, rodent.baudrate, rodentcflags[rodent.rtype]); 1260 setmousespeed(2400, rodent.baudrate, rodentcflags[rodent.rtype]); 1261 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1262 /* select MM series data format */ 1263 write(rodent.mfd, "S", 1); 1264 setmousespeed(rodent.baudrate, rodent.baudrate, 1265 rodentcflags[MOUSE_PROTO_MM]); 1266 /* select report rate/frequency */ 1267 if (rodent.rate <= 0) write(rodent.mfd, "O", 1); 1268 else if (rodent.rate <= 15) write(rodent.mfd, "J", 1); 1269 else if (rodent.rate <= 27) write(rodent.mfd, "K", 1); 1270 else if (rodent.rate <= 42) write(rodent.mfd, "L", 1); 1271 else if (rodent.rate <= 60) write(rodent.mfd, "R", 1); 1272 else if (rodent.rate <= 85) write(rodent.mfd, "M", 1); 1273 else if (rodent.rate <= 125) write(rodent.mfd, "Q", 1); 1274 else write(rodent.mfd, "N", 1); 1275 break; 1276 1277 case MOUSE_PROTO_LOGIMOUSEMAN: 1278 /* The command must always be sent at 1200 baud */ 1279 setmousespeed(1200, 1200, rodentcflags[rodent.rtype]); 1280 write(rodent.mfd, "*X", 2); 1281 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1282 break; 1283 1284 case MOUSE_PROTO_HITTAB: 1285 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1286 1287 /* 1288 * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. 1289 * The tablet must be configured to be in MM mode, NO parity, 1290 * Binary Format. xf86Info.sampleRate controls the sensativity 1291 * of the tablet. We only use this tablet for it's 4-button puck 1292 * so we don't run in "Absolute Mode" 1293 */ 1294 write(rodent.mfd, "z8", 2); /* Set Parity = "NONE" */ 1295 usleep(50000); 1296 write(rodent.mfd, "zb", 2); /* Set Format = "Binary" */ 1297 usleep(50000); 1298 write(rodent.mfd, "@", 1); /* Set Report Mode = "Stream" */ 1299 usleep(50000); 1300 write(rodent.mfd, "R", 1); /* Set Output Rate = "45 rps" */ 1301 usleep(50000); 1302 write(rodent.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ 1303 usleep(50000); 1304 write(rodent.mfd, "E", 1); /* Set Data Type = "Relative */ 1305 usleep(50000); 1306 1307 /* Resolution is in 'lines per inch' on the Hitachi tablet */ 1308 if (rodent.resolution == MOUSE_RES_LOW) c = 'g'; 1309 else if (rodent.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; 1310 else if (rodent.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; 1311 else if (rodent.resolution == MOUSE_RES_HIGH) c = 'd'; 1312 else if (rodent.resolution <= 40) c = 'g'; 1313 else if (rodent.resolution <= 100) c = 'd'; 1314 else if (rodent.resolution <= 200) c = 'e'; 1315 else if (rodent.resolution <= 500) c = 'h'; 1316 else if (rodent.resolution <= 1000) c = 'j'; 1317 else c = 'd'; 1318 write(rodent.mfd, &c, 1); 1319 usleep(50000); 1320 1321 write(rodent.mfd, "\021", 1); /* Resume DATA output */ 1322 break; 1323 1324 case MOUSE_PROTO_THINK: 1325 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1326 /* the PnP ID string may be sent again, discard it */ 1327 usleep(200000); 1328 i = FREAD; 1329 ioctl(rodent.mfd, TIOCFLUSH, &i); 1330 /* send the command to initialize the beast */ 1331 for (s = "E5E5"; *s; ++s) { 1332 write(rodent.mfd, s, 1); 1333 FD_ZERO(&fds); 1334 FD_SET(rodent.mfd, &fds); 1335 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1336 break; 1337 read(rodent.mfd, &c, 1); 1338 debug("%c", c); 1339 if (c != *s) 1340 break; 1341 } 1342 break; 1343 1344 case MOUSE_PROTO_MSC: 1345 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1346 if (rodent.flags & ClearDTR) { 1347 i = TIOCM_DTR; 1348 ioctl(rodent.mfd, TIOCMBIC, &i); 1349 } 1350 if (rodent.flags & ClearRTS) { 1351 i = TIOCM_RTS; 1352 ioctl(rodent.mfd, TIOCMBIC, &i); 1353 } 1354 break; 1355 1356 case MOUSE_PROTO_SYSMOUSE: 1357 if (rodent.hw.iftype == MOUSE_IF_SYSMOUSE) 1358 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1359 /* fall through */ 1360 1361 case MOUSE_PROTO_BUS: 1362 case MOUSE_PROTO_INPORT: 1363 case MOUSE_PROTO_PS2: 1364 if (rodent.rate >= 0) 1365 rodent.mode.rate = rodent.rate; 1366 if (rodent.resolution != MOUSE_RES_UNKNOWN) 1367 rodent.mode.resolution = rodent.resolution; 1368 ioctl(rodent.mfd, MOUSE_SETMODE, &rodent.mode); 1369 break; 1370 1371 case MOUSE_PROTO_X10MOUSEREM: 1372 mremote_serversetup(); 1373 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1374 break; 1375 1376 1377 case MOUSE_PROTO_VERSAPAD: 1378 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec */ 1379 i = FREAD; 1380 ioctl(rodent.mfd, TIOCFLUSH, &i); 1381 for (i = 0; i < 7; ++i) { 1382 FD_ZERO(&fds); 1383 FD_SET(rodent.mfd, &fds); 1384 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1385 break; 1386 read(rodent.mfd, &c, 1); 1387 buf[i] = c; 1388 } 1389 debug("%s\n", buf); 1390 if ((buf[0] != 'V') || (buf[1] != 'P')|| (buf[7] != '\r')) 1391 break; 1392 setmousespeed(9600, rodent.baudrate, rodentcflags[rodent.rtype]); 1393 tcsendbreak(rodent.mfd, 0); /* send break for 400 msec again */ 1394 for (i = 0; i < 7; ++i) { 1395 FD_ZERO(&fds); 1396 FD_SET(rodent.mfd, &fds); 1397 if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) 1398 break; 1399 read(rodent.mfd, &c, 1); 1400 debug("%c", c); 1401 if (c != buf[i]) 1402 break; 1403 } 1404 i = FREAD; 1405 ioctl(rodent.mfd, TIOCFLUSH, &i); 1406 break; 1407 1408 default: 1409 setmousespeed(1200, rodent.baudrate, rodentcflags[rodent.rtype]); 1410 break; 1411 } 1412 } 1413 1414 static int 1415 r_protocol(u_char rBuf, mousestatus_t *act) 1416 { 1417 /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1418 static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, 1419 IntelliMouse, Thinking Mouse */ 1420 0, 1421 MOUSE_BUTTON3DOWN, 1422 MOUSE_BUTTON1DOWN, 1423 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1424 }; 1425 static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, 1426 Thinking Mouse */ 1427 0, 1428 MOUSE_BUTTON4DOWN, 1429 MOUSE_BUTTON2DOWN, 1430 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1431 }; 1432 /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1433 static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, 1434 MouseMan+ */ 1435 0, 1436 MOUSE_BUTTON2DOWN, 1437 MOUSE_BUTTON4DOWN, 1438 MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, 1439 }; 1440 /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ 1441 static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, 1442 Bus, sysmouse */ 1443 0, 1444 MOUSE_BUTTON3DOWN, 1445 MOUSE_BUTTON2DOWN, 1446 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1447 MOUSE_BUTTON1DOWN, 1448 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1449 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1450 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1451 }; 1452 /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ 1453 static int butmapps2[8] = { /* PS/2 */ 1454 0, 1455 MOUSE_BUTTON1DOWN, 1456 MOUSE_BUTTON3DOWN, 1457 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1458 MOUSE_BUTTON2DOWN, 1459 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1460 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1461 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1462 }; 1463 /* for Hitachi tablet */ 1464 static int butmaphit[8] = { /* MM HitTablet */ 1465 0, 1466 MOUSE_BUTTON3DOWN, 1467 MOUSE_BUTTON2DOWN, 1468 MOUSE_BUTTON1DOWN, 1469 MOUSE_BUTTON4DOWN, 1470 MOUSE_BUTTON5DOWN, 1471 MOUSE_BUTTON6DOWN, 1472 MOUSE_BUTTON7DOWN, 1473 }; 1474 /* for serial VersaPad */ 1475 static int butmapversa[8] = { /* VersaPad */ 1476 0, 1477 0, 1478 MOUSE_BUTTON3DOWN, 1479 MOUSE_BUTTON3DOWN, 1480 MOUSE_BUTTON1DOWN, 1481 MOUSE_BUTTON1DOWN, 1482 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1483 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1484 }; 1485 /* for PS/2 VersaPad */ 1486 static int butmapversaps2[8] = { /* VersaPad */ 1487 0, 1488 MOUSE_BUTTON3DOWN, 1489 0, 1490 MOUSE_BUTTON3DOWN, 1491 MOUSE_BUTTON1DOWN, 1492 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1493 MOUSE_BUTTON1DOWN, 1494 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1495 }; 1496 static int pBufP = 0; 1497 static unsigned char pBuf[8]; 1498 static int prev_x, prev_y; 1499 static int on = FALSE; 1500 int x, y; 1501 1502 debug("received char 0x%x",(int)rBuf); 1503 if (rodent.rtype == MOUSE_PROTO_KIDSPAD) 1504 return kidspad(rBuf, act) ; 1505 1506 /* 1507 * Hack for resyncing: We check here for a package that is: 1508 * a) illegal (detected by wrong data-package header) 1509 * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) 1510 * c) bad header-package 1511 * 1512 * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of 1513 * -128 are allowed, but since they are very seldom we can easily 1514 * use them as package-header with no button pressed. 1515 * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, 1516 * 0x80 is not valid as a header byte. For a PS/2 mouse we skip 1517 * checking data bytes. 1518 * For resyncing a PS/2 mouse we require the two most significant 1519 * bits in the header byte to be 0. These are the overflow bits, 1520 * and in case of an overflow we actually lose sync. Overflows 1521 * are very rare, however, and we quickly gain sync again after 1522 * an overflow condition. This is the best we can do. (Actually, 1523 * we could use bit 0x08 in the header byte for resyncing, since 1524 * that bit is supposed to be always on, but nobody told 1525 * Microsoft...) 1526 */ 1527 1528 if (pBufP != 0 && rodent.rtype != MOUSE_PROTO_PS2 && 1529 ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) 1530 { 1531 pBufP = 0; /* skip package */ 1532 } 1533 1534 if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) 1535 return 0; 1536 1537 /* is there an extra data byte? */ 1538 if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) 1539 { 1540 /* 1541 * Hack for Logitech MouseMan Mouse - Middle button 1542 * 1543 * Unfortunately this mouse has variable length packets: the standard 1544 * Microsoft 3 byte packet plus an optional 4th byte whenever the 1545 * middle button status changes. 1546 * 1547 * We have already processed the standard packet with the movement 1548 * and button info. Now post an event message with the old status 1549 * of the left and right buttons and the updated middle button. 1550 */ 1551 1552 /* 1553 * Even worse, different MouseMen and TrackMen differ in the 4th 1554 * byte: some will send 0x00/0x20, others 0x01/0x21, or even 1555 * 0x02/0x22, so I have to strip off the lower bits. 1556 * 1557 * [JCH-96/01/21] 1558 * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" 1559 * and it is activated by tapping the glidepad with the finger! 8^) 1560 * We map it to bit bit3, and the reverse map in xf86Events just has 1561 * to be extended so that it is identified as Button 4. The lower 1562 * half of the reverse-map may remain unchanged. 1563 */ 1564 1565 /* 1566 * [KY-97/08/03] 1567 * Receive the fourth byte only when preceeding three bytes have 1568 * been detected (pBufP >= cur_proto[4]). In the previous 1569 * versions, the test was pBufP == 0; thus, we may have mistakingly 1570 * received a byte even if we didn't see anything preceeding 1571 * the byte. 1572 */ 1573 1574 if ((rBuf & cur_proto[5]) != cur_proto[6]) { 1575 pBufP = 0; 1576 return 0; 1577 } 1578 1579 switch (rodent.rtype) { 1580 #if notyet 1581 case MOUSE_PROTO_MARIQUA: 1582 /* 1583 * This mouse has 16! buttons in addition to the standard 1584 * three of them. They return 0x10 though 0x1f in the 1585 * so-called `ten key' mode and 0x30 though 0x3f in the 1586 * `function key' mode. As there are only 31 bits for 1587 * button state (including the standard three), we ignore 1588 * the bit 0x20 and don't distinguish the two modes. 1589 */ 1590 act->dx = act->dy = act->dz = 0; 1591 act->obutton = act->button; 1592 rBuf &= 0x1f; 1593 act->button = (1 << (rBuf - 13)) 1594 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1595 /* 1596 * FIXME: this is a button "down" event. There needs to be 1597 * a corresponding button "up" event... XXX 1598 */ 1599 break; 1600 #endif /* notyet */ 1601 1602 /* 1603 * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse 1604 * always send the fourth byte, whereas the fourth byte is 1605 * optional for GlidePoint and ThinkingMouse. The fourth byte 1606 * is also optional for MouseMan+ and FirstMouse+ in their 1607 * native mode. It is always sent if they are in the IntelliMouse 1608 * compatible mode. 1609 */ 1610 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1611 MouseMan+ */ 1612 act->dx = act->dy = 0; 1613 act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); 1614 if ((act->dz >= 7) || (act->dz <= -7)) 1615 act->dz = 0; 1616 act->obutton = act->button; 1617 act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1618 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1619 break; 1620 1621 default: 1622 act->dx = act->dy = act->dz = 0; 1623 act->obutton = act->button; 1624 act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] 1625 | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); 1626 break; 1627 } 1628 1629 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1630 | (act->obutton ^ act->button); 1631 pBufP = 0; 1632 return act->flags; 1633 } 1634 1635 if (pBufP >= cur_proto[4]) 1636 pBufP = 0; 1637 pBuf[pBufP++] = rBuf; 1638 if (pBufP != cur_proto[4]) 1639 return 0; 1640 1641 /* 1642 * assembly full package 1643 */ 1644 1645 debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", 1646 cur_proto[4], 1647 pBuf[0], pBuf[1], pBuf[2], pBuf[3], 1648 pBuf[4], pBuf[5], pBuf[6], pBuf[7]); 1649 1650 act->dz = 0; 1651 act->obutton = act->button; 1652 switch (rodent.rtype) 1653 { 1654 case MOUSE_PROTO_MS: /* Microsoft */ 1655 case MOUSE_PROTO_LOGIMOUSEMAN: /* MouseMan/TrackMan */ 1656 case MOUSE_PROTO_X10MOUSEREM: /* X10 MouseRemote */ 1657 act->button = act->obutton & MOUSE_BUTTON4DOWN; 1658 if (rodent.flags & ChordMiddle) 1659 act->button |= ((pBuf[0] & MOUSE_MSS_BUTTONS) == MOUSE_MSS_BUTTONS) 1660 ? MOUSE_BUTTON2DOWN 1661 : butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1662 else 1663 act->button |= (act->obutton & MOUSE_BUTTON2DOWN) 1664 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1665 1666 /* Send X10 btn events to remote client (ensure -128-+127 range) */ 1667 if ((rodent.rtype == MOUSE_PROTO_X10MOUSEREM) && 1668 ((pBuf[0] & 0xFC) == 0x44) && (pBuf[2] == 0x3F)) { 1669 if (rodent.mremcfd >= 0) { 1670 unsigned char key = (signed char)(((pBuf[0] & 0x03) << 6) | 1671 (pBuf[1] & 0x3F)); 1672 write( rodent.mremcfd, &key, 1 ); 1673 } 1674 return 0; 1675 } 1676 1677 act->dx = (char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1678 act->dy = (char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1679 break; 1680 1681 case MOUSE_PROTO_GLIDEPOINT: /* GlidePoint */ 1682 case MOUSE_PROTO_THINK: /* ThinkingMouse */ 1683 case MOUSE_PROTO_INTELLI: /* IntelliMouse, NetMouse, Mie Mouse, 1684 MouseMan+ */ 1685 act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) 1686 | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; 1687 act->dx = (char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); 1688 act->dy = (char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); 1689 break; 1690 1691 case MOUSE_PROTO_MSC: /* MouseSystems Corp */ 1692 #if notyet 1693 case MOUSE_PROTO_MARIQUA: /* Mariqua */ 1694 #endif 1695 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1696 act->dx = (char)(pBuf[1]) + (char)(pBuf[3]); 1697 act->dy = - ((char)(pBuf[2]) + (char)(pBuf[4])); 1698 break; 1699 1700 case MOUSE_PROTO_HITTAB: /* MM HitTablet */ 1701 act->button = butmaphit[pBuf[0] & 0x07]; 1702 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1703 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1704 break; 1705 1706 case MOUSE_PROTO_MM: /* MM Series */ 1707 case MOUSE_PROTO_LOGI: /* Logitech Mice */ 1708 act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; 1709 act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; 1710 act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; 1711 break; 1712 1713 case MOUSE_PROTO_VERSAPAD: /* VersaPad */ 1714 act->button = butmapversa[(pBuf[0] & MOUSE_VERSA_BUTTONS) >> 3]; 1715 act->button |= (pBuf[0] & MOUSE_VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 1716 act->dx = act->dy = 0; 1717 if (!(pBuf[0] & MOUSE_VERSA_IN_USE)) { 1718 on = FALSE; 1719 break; 1720 } 1721 x = (pBuf[2] << 6) | pBuf[1]; 1722 if (x & 0x800) 1723 x -= 0x1000; 1724 y = (pBuf[4] << 6) | pBuf[3]; 1725 if (y & 0x800) 1726 y -= 0x1000; 1727 if (on) { 1728 act->dx = prev_x - x; 1729 act->dy = prev_y - y; 1730 } else { 1731 on = TRUE; 1732 } 1733 prev_x = x; 1734 prev_y = y; 1735 break; 1736 1737 case MOUSE_PROTO_BUS: /* Bus */ 1738 case MOUSE_PROTO_INPORT: /* InPort */ 1739 act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; 1740 act->dx = (char)pBuf[1]; 1741 act->dy = - (char)pBuf[2]; 1742 break; 1743 1744 case MOUSE_PROTO_PS2: /* PS/2 */ 1745 act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; 1746 act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; 1747 act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; 1748 /* 1749 * Moused usually operates the psm driver at the operation level 1 1750 * which sends mouse data in MOUSE_PROTO_SYSMOUSE protocol. 1751 * The following code takes effect only when the user explicitly 1752 * requets the level 2 at which wheel movement and additional button 1753 * actions are encoded in model-dependent formats. At the level 0 1754 * the following code is no-op because the psm driver says the model 1755 * is MOUSE_MODEL_GENERIC. 1756 */ 1757 switch (rodent.hw.model) { 1758 case MOUSE_MODEL_EXPLORER: 1759 /* wheel and additional button data is in the fourth byte */ 1760 act->dz = (pBuf[3] & MOUSE_EXPLORER_ZNEG) 1761 ? (pBuf[3] & 0x0f) - 16 : (pBuf[3] & 0x0f); 1762 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON4DOWN) 1763 ? MOUSE_BUTTON4DOWN : 0; 1764 act->button |= (pBuf[3] & MOUSE_EXPLORER_BUTTON5DOWN) 1765 ? MOUSE_BUTTON5DOWN : 0; 1766 break; 1767 case MOUSE_MODEL_INTELLI: 1768 case MOUSE_MODEL_NET: 1769 /* wheel data is in the fourth byte */ 1770 act->dz = (char)pBuf[3]; 1771 if ((act->dz >= 7) || (act->dz <= -7)) 1772 act->dz = 0; 1773 /* some compatible mice may have additional buttons */ 1774 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON4DOWN) 1775 ? MOUSE_BUTTON4DOWN : 0; 1776 act->button |= (pBuf[0] & MOUSE_PS2INTELLI_BUTTON5DOWN) 1777 ? MOUSE_BUTTON5DOWN : 0; 1778 break; 1779 case MOUSE_MODEL_MOUSEMANPLUS: 1780 if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 1781 && (abs(act->dx) > 191) 1782 && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { 1783 /* the extended data packet encodes button and wheel events */ 1784 switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { 1785 case 1: 1786 /* wheel data packet */ 1787 act->dx = act->dy = 0; 1788 if (pBuf[2] & 0x80) { 1789 /* horizontal roller count - ignore it XXX*/ 1790 } else { 1791 /* vertical roller count */ 1792 act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) 1793 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 1794 } 1795 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 1796 ? MOUSE_BUTTON4DOWN : 0; 1797 act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 1798 ? MOUSE_BUTTON5DOWN : 0; 1799 break; 1800 case 2: 1801 /* this packet type is reserved by Logitech */ 1802 /* 1803 * IBM ScrollPoint Mouse uses this packet type to 1804 * encode both vertical and horizontal scroll movement. 1805 */ 1806 act->dx = act->dy = 0; 1807 /* horizontal roller count */ 1808 if (pBuf[2] & 0x0f) 1809 act->dz = (pBuf[2] & MOUSE_SPOINT_WNEG) ? -2 : 2; 1810 /* vertical roller count */ 1811 if (pBuf[2] & 0xf0) 1812 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) ? -1 : 1; 1813 #if 0 1814 /* vertical roller count */ 1815 act->dz = (pBuf[2] & MOUSE_SPOINT_ZNEG) 1816 ? ((pBuf[2] >> 4) & 0x0f) - 16 1817 : ((pBuf[2] >> 4) & 0x0f); 1818 /* horizontal roller count */ 1819 act->dw = (pBuf[2] & MOUSE_SPOINT_WNEG) 1820 ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); 1821 #endif 1822 break; 1823 case 0: 1824 /* device type packet - shouldn't happen */ 1825 /* FALL THROUGH */ 1826 default: 1827 act->dx = act->dy = 0; 1828 act->button = act->obutton; 1829 debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", 1830 MOUSE_PS2PLUS_PACKET_TYPE(pBuf), 1831 pBuf[0], pBuf[1], pBuf[2]); 1832 break; 1833 } 1834 } else { 1835 /* preserve button states */ 1836 act->button |= act->obutton & MOUSE_EXTBUTTONS; 1837 } 1838 break; 1839 case MOUSE_MODEL_GLIDEPOINT: 1840 /* `tapping' action */ 1841 act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 1842 break; 1843 case MOUSE_MODEL_NETSCROLL: 1844 /* three addtional bytes encode buttons and wheel events */ 1845 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) 1846 ? MOUSE_BUTTON4DOWN : 0; 1847 act->button |= (pBuf[3] & MOUSE_PS2_BUTTON1DOWN) 1848 ? MOUSE_BUTTON5DOWN : 0; 1849 act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; 1850 break; 1851 case MOUSE_MODEL_THINK: 1852 /* the fourth button state in the first byte */ 1853 act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 1854 break; 1855 case MOUSE_MODEL_VERSAPAD: 1856 act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; 1857 act->button |= 1858 (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 1859 act->dx = act->dy = 0; 1860 if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { 1861 on = FALSE; 1862 break; 1863 } 1864 x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; 1865 if (x & 0x800) 1866 x -= 0x1000; 1867 y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; 1868 if (y & 0x800) 1869 y -= 0x1000; 1870 if (on) { 1871 act->dx = prev_x - x; 1872 act->dy = prev_y - y; 1873 } else { 1874 on = TRUE; 1875 } 1876 prev_x = x; 1877 prev_y = y; 1878 break; 1879 case MOUSE_MODEL_4D: 1880 act->dx = (pBuf[1] & 0x80) ? pBuf[1] - 256 : pBuf[1]; 1881 act->dy = (pBuf[2] & 0x80) ? -(pBuf[2] - 256) : -pBuf[2]; 1882 switch (pBuf[0] & MOUSE_4D_WHEELBITS) { 1883 case 0x10: 1884 act->dz = 1; 1885 break; 1886 case 0x30: 1887 act->dz = -1; 1888 break; 1889 case 0x40: /* 2nd wheel rolling right XXX */ 1890 act->dz = 2; 1891 break; 1892 case 0xc0: /* 2nd wheel rolling left XXX */ 1893 act->dz = -2; 1894 break; 1895 } 1896 break; 1897 case MOUSE_MODEL_4DPLUS: 1898 if ((act->dx < 16 - 256) && (act->dy > 256 - 16)) { 1899 act->dx = act->dy = 0; 1900 if (pBuf[2] & MOUSE_4DPLUS_BUTTON4DOWN) 1901 act->button |= MOUSE_BUTTON4DOWN; 1902 act->dz = (pBuf[2] & MOUSE_4DPLUS_ZNEG) 1903 ? ((pBuf[2] & 0x07) - 8) : (pBuf[2] & 0x07); 1904 } else { 1905 /* preserve previous button states */ 1906 act->button |= act->obutton & MOUSE_EXTBUTTONS; 1907 } 1908 break; 1909 case MOUSE_MODEL_GENERIC: 1910 default: 1911 break; 1912 } 1913 break; 1914 1915 case MOUSE_PROTO_SYSMOUSE: /* sysmouse */ 1916 act->button = butmapmsc[(~pBuf[0]) & MOUSE_SYS_STDBUTTONS]; 1917 act->dx = (char)(pBuf[1]) + (char)(pBuf[3]); 1918 act->dy = - ((char)(pBuf[2]) + (char)(pBuf[4])); 1919 if (rodent.level == 1) { 1920 act->dz = ((char)(pBuf[5] << 1) + (char)(pBuf[6] << 1))/2; 1921 act->button |= ((~pBuf[7] & MOUSE_SYS_EXTBUTTONS) << 3); 1922 } 1923 break; 1924 1925 default: 1926 return 0; 1927 } 1928 /* 1929 * We don't reset pBufP here yet, as there may be an additional data 1930 * byte in some protocols. See above. 1931 */ 1932 1933 /* has something changed? */ 1934 act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) 1935 | (act->obutton ^ act->button); 1936 1937 return act->flags; 1938 } 1939 1940 static int 1941 r_statetrans(mousestatus_t *a1, mousestatus_t *a2, int trans) 1942 { 1943 int changed; 1944 int flags; 1945 1946 a2->dx = a1->dx; 1947 a2->dy = a1->dy; 1948 a2->dz = a1->dz; 1949 a2->obutton = a2->button; 1950 a2->button = a1->button; 1951 a2->flags = a1->flags; 1952 changed = FALSE; 1953 1954 if (rodent.flags & Emulate3Button) { 1955 if (debug > 2) 1956 debug("state:%d, trans:%d -> state:%d", 1957 mouse_button_state, trans, 1958 states[mouse_button_state].s[trans]); 1959 if (mouse_button_state != states[mouse_button_state].s[trans]) { 1960 gettimeofday(&mouse_button_state_tv, NULL); 1961 changed = TRUE; 1962 } 1963 mouse_button_state = states[mouse_button_state].s[trans]; 1964 a2->button &= 1965 ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); 1966 a2->button &= states[mouse_button_state].mask; 1967 a2->button |= states[mouse_button_state].buttons; 1968 flags = a2->flags & MOUSE_POSCHANGED; 1969 flags |= a2->obutton ^ a2->button; 1970 if (flags & MOUSE_BUTTON2DOWN) { 1971 a2->flags = flags & MOUSE_BUTTON2DOWN; 1972 r_timestamp(a2); 1973 } 1974 a2->flags = flags; 1975 } 1976 return changed; 1977 } 1978 1979 /* phisical to logical button mapping */ 1980 static int p2l[MOUSE_MAXBUTTON] = { 1981 MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, 1982 MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 1983 0x00000100, 0x00000200, 0x00000400, 0x00000800, 1984 0x00001000, 0x00002000, 0x00004000, 0x00008000, 1985 0x00010000, 0x00020000, 0x00040000, 0x00080000, 1986 0x00100000, 0x00200000, 0x00400000, 0x00800000, 1987 0x01000000, 0x02000000, 0x04000000, 0x08000000, 1988 0x10000000, 0x20000000, 0x40000000, 1989 }; 1990 1991 static char * 1992 skipspace(char *s) 1993 { 1994 while(isspace(*s)) 1995 ++s; 1996 return s; 1997 } 1998 1999 static int 2000 r_installmap(char *arg) 2001 { 2002 int pbutton; 2003 int lbutton; 2004 char *s; 2005 2006 while (*arg) { 2007 arg = skipspace(arg); 2008 s = arg; 2009 while (isdigit(*arg)) 2010 ++arg; 2011 arg = skipspace(arg); 2012 if ((arg <= s) || (*arg != '=')) 2013 return FALSE; 2014 lbutton = atoi(s); 2015 2016 arg = skipspace(++arg); 2017 s = arg; 2018 while (isdigit(*arg)) 2019 ++arg; 2020 if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) 2021 return FALSE; 2022 pbutton = atoi(s); 2023 2024 if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) 2025 return FALSE; 2026 if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) 2027 return FALSE; 2028 p2l[pbutton - 1] = 1 << (lbutton - 1); 2029 mstate[lbutton - 1] = &bstate[pbutton - 1]; 2030 } 2031 2032 return TRUE; 2033 } 2034 2035 static void 2036 r_map(mousestatus_t *act1, mousestatus_t *act2) 2037 { 2038 register int pb; 2039 register int pbuttons; 2040 int lbuttons; 2041 2042 pbuttons = act1->button; 2043 lbuttons = 0; 2044 2045 act2->obutton = act2->button; 2046 if (pbuttons & rodent.wmode) { 2047 pbuttons &= ~rodent.wmode; 2048 act1->dz = act1->dy; 2049 act1->dx = 0; 2050 act1->dy = 0; 2051 } 2052 act2->dx = act1->dx; 2053 act2->dy = act1->dy; 2054 act2->dz = act1->dz; 2055 2056 switch (rodent.zmap[0]) { 2057 case 0: /* do nothing */ 2058 break; 2059 case MOUSE_XAXIS: 2060 if (act1->dz != 0) { 2061 act2->dx = act1->dz; 2062 act2->dz = 0; 2063 } 2064 break; 2065 case MOUSE_YAXIS: 2066 if (act1->dz != 0) { 2067 act2->dy = act1->dz; 2068 act2->dz = 0; 2069 } 2070 break; 2071 default: /* buttons */ 2072 pbuttons &= ~(rodent.zmap[0] | rodent.zmap[1] 2073 | rodent.zmap[2] | rodent.zmap[3]); 2074 if ((act1->dz < -1) && rodent.zmap[2]) { 2075 pbuttons |= rodent.zmap[2]; 2076 zstate[2].count = 1; 2077 } else if (act1->dz < 0) { 2078 pbuttons |= rodent.zmap[0]; 2079 zstate[0].count = 1; 2080 } else if ((act1->dz > 1) && rodent.zmap[3]) { 2081 pbuttons |= rodent.zmap[3]; 2082 zstate[3].count = 1; 2083 } else if (act1->dz > 0) { 2084 pbuttons |= rodent.zmap[1]; 2085 zstate[1].count = 1; 2086 } 2087 act2->dz = 0; 2088 break; 2089 } 2090 2091 for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { 2092 lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; 2093 pbuttons >>= 1; 2094 } 2095 act2->button = lbuttons; 2096 2097 act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) 2098 | (act2->obutton ^ act2->button); 2099 } 2100 2101 static void 2102 r_timestamp(mousestatus_t *act) 2103 { 2104 struct timeval tv; 2105 struct timeval tv1; 2106 struct timeval tv2; 2107 struct timeval tv3; 2108 int button; 2109 int mask; 2110 int i; 2111 2112 mask = act->flags & MOUSE_BUTTONS; 2113 #if 0 2114 if (mask == 0) 2115 return; 2116 #endif 2117 2118 gettimeofday(&tv1, NULL); 2119 2120 /* double click threshold */ 2121 tv2.tv_sec = rodent.clickthreshold/1000; 2122 tv2.tv_usec = (rodent.clickthreshold%1000)*1000; 2123 timersub(&tv1, &tv2, &tv); 2124 debug("tv: %ld %ld", tv.tv_sec, tv.tv_usec); 2125 2126 /* 3 button emulation timeout */ 2127 tv2.tv_sec = rodent.button2timeout/1000; 2128 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2129 timersub(&tv1, &tv2, &tv3); 2130 2131 button = MOUSE_BUTTON1DOWN; 2132 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2133 if (mask & 1) { 2134 if (act->button & button) { 2135 /* the button is down */ 2136 debug(" : %ld %ld", 2137 bstate[i].tv.tv_sec, bstate[i].tv.tv_usec); 2138 if (timercmp(&tv, &bstate[i].tv, >)) { 2139 bstate[i].count = 1; 2140 } else { 2141 ++bstate[i].count; 2142 } 2143 bstate[i].tv = tv1; 2144 } else { 2145 /* the button is up */ 2146 bstate[i].tv = tv1; 2147 } 2148 } else { 2149 if (act->button & button) { 2150 /* the button has been down */ 2151 if (timercmp(&tv3, &bstate[i].tv, >)) { 2152 bstate[i].count = 1; 2153 bstate[i].tv = tv1; 2154 act->flags |= button; 2155 debug("button %d timeout", i + 1); 2156 } 2157 } else { 2158 /* the button has been up */ 2159 } 2160 } 2161 button <<= 1; 2162 mask >>= 1; 2163 } 2164 } 2165 2166 static int 2167 r_timeout(void) 2168 { 2169 struct timeval tv; 2170 struct timeval tv1; 2171 struct timeval tv2; 2172 2173 if (states[mouse_button_state].timeout) 2174 return TRUE; 2175 gettimeofday(&tv1, NULL); 2176 tv2.tv_sec = rodent.button2timeout/1000; 2177 tv2.tv_usec = (rodent.button2timeout%1000)*1000; 2178 timersub(&tv1, &tv2, &tv); 2179 return timercmp(&tv, &mouse_button_state_tv, >); 2180 } 2181 2182 static void 2183 r_click(mousestatus_t *act) 2184 { 2185 struct mouse_info mouse; 2186 int button; 2187 int mask; 2188 int i; 2189 2190 mask = act->flags & MOUSE_BUTTONS; 2191 if (mask == 0) 2192 return; 2193 2194 button = MOUSE_BUTTON1DOWN; 2195 for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { 2196 if (mask & 1) { 2197 debug("mstate[%d]->count:%d", i, mstate[i]->count); 2198 if (act->button & button) { 2199 /* the button is down */ 2200 mouse.u.event.value = mstate[i]->count; 2201 } else { 2202 /* the button is up */ 2203 mouse.u.event.value = 0; 2204 } 2205 mouse.operation = MOUSE_BUTTON_EVENT; 2206 mouse.u.event.id = button; 2207 if (debug < 2) 2208 ioctl(rodent.cfd, CONS_MOUSECTL, &mouse); 2209 debug("button %d count %d", i + 1, mouse.u.event.value); 2210 } 2211 button <<= 1; 2212 mask >>= 1; 2213 } 2214 } 2215 2216 /* $XConsortium: posix_tty.c,v 1.3 95/01/05 20:42:55 kaleb Exp $ */ 2217 /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/posix_tty.c,v 3.4 1995/01/28 17:05:03 dawes Exp $ */ 2218 /* 2219 * Copyright 1993 by David Dawes <dawes@physics.su.oz.au> 2220 * 2221 * Permission to use, copy, modify, distribute, and sell this software and its 2222 * documentation for any purpose is hereby granted without fee, provided that 2223 * the above copyright notice appear in all copies and that both that 2224 * copyright notice and this permission notice appear in supporting 2225 * documentation, and that the name of David Dawes 2226 * not be used in advertising or publicity pertaining to distribution of 2227 * the software without specific, written prior permission. 2228 * David Dawes makes no representations about the suitability of this 2229 * software for any purpose. It is provided "as is" without express or 2230 * implied warranty. 2231 * 2232 * DAVID DAWES DISCLAIMS ALL WARRANTIES WITH REGARD TO 2233 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 2234 * FITNESS, IN NO EVENT SHALL DAVID DAWES BE LIABLE FOR 2235 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER 2236 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 2237 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 2238 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 2239 * 2240 */ 2241 2242 2243 static void 2244 setmousespeed(int old, int new, unsigned cflag) 2245 { 2246 struct termios tty; 2247 char *c; 2248 2249 if (tcgetattr(rodent.mfd, &tty) < 0) 2250 { 2251 logwarn("unable to get status of mouse fd", 0); 2252 return; 2253 } 2254 2255 tty.c_iflag = IGNBRK | IGNPAR; 2256 tty.c_oflag = 0; 2257 tty.c_lflag = 0; 2258 tty.c_cflag = (tcflag_t)cflag; 2259 tty.c_cc[VTIME] = 0; 2260 tty.c_cc[VMIN] = 1; 2261 2262 switch (old) 2263 { 2264 case 9600: 2265 cfsetispeed(&tty, B9600); 2266 cfsetospeed(&tty, B9600); 2267 break; 2268 case 4800: 2269 cfsetispeed(&tty, B4800); 2270 cfsetospeed(&tty, B4800); 2271 break; 2272 case 2400: 2273 cfsetispeed(&tty, B2400); 2274 cfsetospeed(&tty, B2400); 2275 break; 2276 case 1200: 2277 default: 2278 cfsetispeed(&tty, B1200); 2279 cfsetospeed(&tty, B1200); 2280 } 2281 2282 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2283 { 2284 logwarn("unable to set status of mouse fd", 0); 2285 return; 2286 } 2287 2288 switch (new) 2289 { 2290 case 9600: 2291 c = "*q"; 2292 cfsetispeed(&tty, B9600); 2293 cfsetospeed(&tty, B9600); 2294 break; 2295 case 4800: 2296 c = "*p"; 2297 cfsetispeed(&tty, B4800); 2298 cfsetospeed(&tty, B4800); 2299 break; 2300 case 2400: 2301 c = "*o"; 2302 cfsetispeed(&tty, B2400); 2303 cfsetospeed(&tty, B2400); 2304 break; 2305 case 1200: 2306 default: 2307 c = "*n"; 2308 cfsetispeed(&tty, B1200); 2309 cfsetospeed(&tty, B1200); 2310 } 2311 2312 if (rodent.rtype == MOUSE_PROTO_LOGIMOUSEMAN 2313 || rodent.rtype == MOUSE_PROTO_LOGI) 2314 { 2315 if (write(rodent.mfd, c, 2) != 2) 2316 { 2317 logwarn("unable to write to mouse fd", 0); 2318 return; 2319 } 2320 } 2321 usleep(100000); 2322 2323 if (tcsetattr(rodent.mfd, TCSADRAIN, &tty) < 0) 2324 logwarn("unable to set status of mouse fd", 0); 2325 } 2326 2327 /* 2328 * PnP COM device support 2329 * 2330 * It's a simplistic implementation, but it works :-) 2331 * KY, 31/7/97. 2332 */ 2333 2334 /* 2335 * Try to elicit a PnP ID as described in 2336 * Microsoft, Hayes: "Plug and Play External COM Device Specification, 2337 * rev 1.00", 1995. 2338 * 2339 * The routine does not fully implement the COM Enumerator as par Section 2340 * 2.1 of the document. In particular, we don't have idle state in which 2341 * the driver software monitors the com port for dynamic connection or 2342 * removal of a device at the port, because `moused' simply quits if no 2343 * device is found. 2344 * 2345 * In addition, as PnP COM device enumeration procedure slightly has 2346 * changed since its first publication, devices which follow earlier 2347 * revisions of the above spec. may fail to respond if the rev 1.0 2348 * procedure is used. XXX 2349 */ 2350 static int 2351 pnpwakeup1(void) 2352 { 2353 struct timeval timeout; 2354 fd_set fds; 2355 int i; 2356 2357 /* 2358 * This is the procedure described in rev 1.0 of PnP COM device spec. 2359 * Unfortunately, some devices which comform to earlier revisions of 2360 * the spec gets confused and do not return the ID string... 2361 */ 2362 debug("PnP COM device rev 1.0 probe..."); 2363 2364 /* port initialization (2.1.2) */ 2365 ioctl(rodent.mfd, TIOCMGET, &i); 2366 i |= TIOCM_DTR; /* DTR = 1 */ 2367 i &= ~TIOCM_RTS; /* RTS = 0 */ 2368 ioctl(rodent.mfd, TIOCMSET, &i); 2369 usleep(240000); 2370 2371 /* 2372 * The PnP COM device spec. dictates that the mouse must set DSR 2373 * in response to DTR (by hardware or by software) and that if DSR is 2374 * not asserted, the host computer should think that there is no device 2375 * at this serial port. But some mice just don't do that... 2376 */ 2377 ioctl(rodent.mfd, TIOCMGET, &i); 2378 debug("modem status 0%o", i); 2379 if ((i & TIOCM_DSR) == 0) 2380 return FALSE; 2381 2382 /* port setup, 1st phase (2.1.3) */ 2383 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2384 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2385 ioctl(rodent.mfd, TIOCMBIC, &i); 2386 usleep(240000); 2387 i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ 2388 ioctl(rodent.mfd, TIOCMBIS, &i); 2389 usleep(240000); 2390 2391 /* wait for response, 1st phase (2.1.4) */ 2392 i = FREAD; 2393 ioctl(rodent.mfd, TIOCFLUSH, &i); 2394 i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2395 ioctl(rodent.mfd, TIOCMBIS, &i); 2396 2397 /* try to read something */ 2398 FD_ZERO(&fds); 2399 FD_SET(rodent.mfd, &fds); 2400 timeout.tv_sec = 0; 2401 timeout.tv_usec = 240000; 2402 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2403 debug("pnpwakeup1(): valid response in first phase."); 2404 return TRUE; 2405 } 2406 2407 /* port setup, 2nd phase (2.1.5) */ 2408 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ 2409 ioctl(rodent.mfd, TIOCMBIC, &i); 2410 usleep(240000); 2411 2412 /* wait for respose, 2nd phase (2.1.6) */ 2413 i = FREAD; 2414 ioctl(rodent.mfd, TIOCFLUSH, &i); 2415 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2416 ioctl(rodent.mfd, TIOCMBIS, &i); 2417 2418 /* try to read something */ 2419 FD_ZERO(&fds); 2420 FD_SET(rodent.mfd, &fds); 2421 timeout.tv_sec = 0; 2422 timeout.tv_usec = 240000; 2423 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2424 debug("pnpwakeup1(): valid response in second phase."); 2425 return TRUE; 2426 } 2427 2428 return FALSE; 2429 } 2430 2431 static int 2432 pnpwakeup2(void) 2433 { 2434 struct timeval timeout; 2435 fd_set fds; 2436 int i; 2437 2438 /* 2439 * This is a simplified procedure; it simply toggles RTS. 2440 */ 2441 debug("alternate probe..."); 2442 2443 ioctl(rodent.mfd, TIOCMGET, &i); 2444 i |= TIOCM_DTR; /* DTR = 1 */ 2445 i &= ~TIOCM_RTS; /* RTS = 0 */ 2446 ioctl(rodent.mfd, TIOCMSET, &i); 2447 usleep(240000); 2448 2449 setmousespeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); 2450 2451 /* wait for respose */ 2452 i = FREAD; 2453 ioctl(rodent.mfd, TIOCFLUSH, &i); 2454 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2455 ioctl(rodent.mfd, TIOCMBIS, &i); 2456 2457 /* try to read something */ 2458 FD_ZERO(&fds); 2459 FD_SET(rodent.mfd, &fds); 2460 timeout.tv_sec = 0; 2461 timeout.tv_usec = 240000; 2462 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { 2463 debug("pnpwakeup2(): valid response."); 2464 return TRUE; 2465 } 2466 2467 return FALSE; 2468 } 2469 2470 static int 2471 pnpgets(char *buf) 2472 { 2473 struct timeval timeout; 2474 fd_set fds; 2475 int begin; 2476 int i; 2477 char c; 2478 2479 if (!pnpwakeup1() && !pnpwakeup2()) { 2480 /* 2481 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2482 * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, 2483 * assuming there is something at the port even if it didn't 2484 * respond to the PnP enumeration procedure. 2485 */ 2486 disconnect_idle: 2487 i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ 2488 ioctl(rodent.mfd, TIOCMBIS, &i); 2489 return 0; 2490 } 2491 2492 /* collect PnP COM device ID (2.1.7) */ 2493 begin = -1; 2494 i = 0; 2495 usleep(240000); /* the mouse must send `Begin ID' within 200msec */ 2496 while (read(rodent.mfd, &c, 1) == 1) { 2497 /* we may see "M", or "M3..." before `Begin ID' */ 2498 buf[i++] = c; 2499 if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ 2500 debug("begin-id %02x", c); 2501 begin = i - 1; 2502 break; 2503 } 2504 debug("%c %02x", c, c); 2505 if (i >= 256) 2506 break; 2507 } 2508 if (begin < 0) { 2509 /* we haven't seen `Begin ID' in time... */ 2510 goto connect_idle; 2511 } 2512 2513 ++c; /* make it `End ID' */ 2514 for (;;) { 2515 FD_ZERO(&fds); 2516 FD_SET(rodent.mfd, &fds); 2517 timeout.tv_sec = 0; 2518 timeout.tv_usec = 240000; 2519 if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) 2520 break; 2521 2522 read(rodent.mfd, &buf[i], 1); 2523 if (buf[i++] == c) /* End ID */ 2524 break; 2525 if (i >= 256) 2526 break; 2527 } 2528 if (begin > 0) { 2529 i -= begin; 2530 bcopy(&buf[begin], &buf[0], i); 2531 } 2532 /* string may not be human readable... */ 2533 debug("len:%d, '%-*.*s'", i, i, i, buf); 2534 2535 if (buf[i - 1] == c) 2536 return i; /* a valid PnP string */ 2537 2538 /* 2539 * According to PnP spec, we should set DTR = 1 and RTS = 0 while 2540 * in idle state. But, `moused' shall leave the modem control lines 2541 * as they are. See above. 2542 */ 2543 connect_idle: 2544 2545 /* we may still have something in the buffer */ 2546 return ((i > 0) ? i : 0); 2547 } 2548 2549 static int 2550 pnpparse(pnpid_t *id, char *buf, int len) 2551 { 2552 char s[3]; 2553 int offset; 2554 int sum = 0; 2555 int i, j; 2556 2557 id->revision = 0; 2558 id->eisaid = NULL; 2559 id->serial = NULL; 2560 id->class = NULL; 2561 id->compat = NULL; 2562 id->description = NULL; 2563 id->neisaid = 0; 2564 id->nserial = 0; 2565 id->nclass = 0; 2566 id->ncompat = 0; 2567 id->ndescription = 0; 2568 2569 if ((buf[0] != 0x28) && (buf[0] != 0x08)) { 2570 /* non-PnP mice */ 2571 switch(buf[0]) { 2572 default: 2573 return FALSE; 2574 case 'M': /* Microsoft */ 2575 id->eisaid = "PNP0F01"; 2576 break; 2577 case 'H': /* MouseSystems */ 2578 id->eisaid = "PNP0F04"; 2579 break; 2580 } 2581 id->neisaid = strlen(id->eisaid); 2582 id->class = "MOUSE"; 2583 id->nclass = strlen(id->class); 2584 debug("non-PnP mouse '%c'", buf[0]); 2585 return TRUE; 2586 } 2587 2588 /* PnP mice */ 2589 offset = 0x28 - buf[0]; 2590 2591 /* calculate checksum */ 2592 for (i = 0; i < len - 3; ++i) { 2593 sum += buf[i]; 2594 buf[i] += offset; 2595 } 2596 sum += buf[len - 1]; 2597 for (; i < len; ++i) 2598 buf[i] += offset; 2599 debug("PnP ID string: '%*.*s'", len, len, buf); 2600 2601 /* revision */ 2602 buf[1] -= offset; 2603 buf[2] -= offset; 2604 id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); 2605 debug("PnP rev %d.%02d", id->revision / 100, id->revision % 100); 2606 2607 /* EISA vender and product ID */ 2608 id->eisaid = &buf[3]; 2609 id->neisaid = 7; 2610 2611 /* option strings */ 2612 i = 10; 2613 if (buf[i] == '\\') { 2614 /* device serial # */ 2615 for (j = ++i; i < len; ++i) { 2616 if (buf[i] == '\\') 2617 break; 2618 } 2619 if (i >= len) 2620 i -= 3; 2621 if (i - j == 8) { 2622 id->serial = &buf[j]; 2623 id->nserial = 8; 2624 } 2625 } 2626 if (buf[i] == '\\') { 2627 /* PnP class */ 2628 for (j = ++i; i < len; ++i) { 2629 if (buf[i] == '\\') 2630 break; 2631 } 2632 if (i >= len) 2633 i -= 3; 2634 if (i > j + 1) { 2635 id->class = &buf[j]; 2636 id->nclass = i - j; 2637 } 2638 } 2639 if (buf[i] == '\\') { 2640 /* compatible driver */ 2641 for (j = ++i; i < len; ++i) { 2642 if (buf[i] == '\\') 2643 break; 2644 } 2645 /* 2646 * PnP COM spec prior to v0.96 allowed '*' in this field, 2647 * it's not allowed now; just igore it. 2648 */ 2649 if (buf[j] == '*') 2650 ++j; 2651 if (i >= len) 2652 i -= 3; 2653 if (i > j + 1) { 2654 id->compat = &buf[j]; 2655 id->ncompat = i - j; 2656 } 2657 } 2658 if (buf[i] == '\\') { 2659 /* product description */ 2660 for (j = ++i; i < len; ++i) { 2661 if (buf[i] == ';') 2662 break; 2663 } 2664 if (i >= len) 2665 i -= 3; 2666 if (i > j + 1) { 2667 id->description = &buf[j]; 2668 id->ndescription = i - j; 2669 } 2670 } 2671 2672 /* checksum exists if there are any optional fields */ 2673 if ((id->nserial > 0) || (id->nclass > 0) 2674 || (id->ncompat > 0) || (id->ndescription > 0)) { 2675 debug("PnP checksum: 0x%X", sum); 2676 sprintf(s, "%02X", sum & 0x0ff); 2677 if (strncmp(s, &buf[len - 3], 2) != 0) { 2678 #if 0 2679 /* 2680 * I found some mice do not comply with the PnP COM device 2681 * spec regarding checksum... XXX 2682 */ 2683 logwarnx("PnP checksum error", 0); 2684 return FALSE; 2685 #endif 2686 } 2687 } 2688 2689 return TRUE; 2690 } 2691 2692 static symtab_t * 2693 pnpproto(pnpid_t *id) 2694 { 2695 symtab_t *t; 2696 int i, j; 2697 2698 if (id->nclass > 0) 2699 if ( strncmp(id->class, "MOUSE", id->nclass) != 0 && 2700 strncmp(id->class, "TABLET", id->nclass) != 0) 2701 /* this is not a mouse! */ 2702 return NULL; 2703 2704 if (id->neisaid > 0) { 2705 t = gettoken(pnpprod, id->eisaid, id->neisaid); 2706 if (t->val != MOUSE_PROTO_UNKNOWN) 2707 return t; 2708 } 2709 2710 /* 2711 * The 'Compatible drivers' field may contain more than one 2712 * ID separated by ','. 2713 */ 2714 if (id->ncompat <= 0) 2715 return NULL; 2716 for (i = 0; i < id->ncompat; ++i) { 2717 for (j = i; id->compat[i] != ','; ++i) 2718 if (i >= id->ncompat) 2719 break; 2720 if (i > j) { 2721 t = gettoken(pnpprod, id->compat + j, i - j); 2722 if (t->val != MOUSE_PROTO_UNKNOWN) 2723 return t; 2724 } 2725 } 2726 2727 return NULL; 2728 } 2729 2730 /* name/val mapping */ 2731 2732 static symtab_t * 2733 gettoken(symtab_t *tab, char *s, int len) 2734 { 2735 int i; 2736 2737 for (i = 0; tab[i].name != NULL; ++i) { 2738 if (strncmp(tab[i].name, s, len) == 0) 2739 break; 2740 } 2741 return &tab[i]; 2742 } 2743 2744 static char * 2745 gettokenname(symtab_t *tab, int val) 2746 { 2747 int i; 2748 2749 for (i = 0; tab[i].name != NULL; ++i) { 2750 if (tab[i].val == val) 2751 return tab[i].name; 2752 } 2753 return NULL; 2754 } 2755 2756 2757 /* 2758 * code to read from the Genius Kidspad tablet. 2759 2760 The tablet responds to the COM PnP protocol 1.0 with EISA-ID KYE0005, 2761 and to pre-pnp probes (RTS toggle) with 'T' (tablet ?) 2762 9600, 8 bit, parity odd. 2763 2764 The tablet puts out 5 bytes. b0 (mask 0xb8, value 0xb8) contains 2765 the proximity, tip and button info: 2766 (byte0 & 0x1) true = tip pressed 2767 (byte0 & 0x2) true = button pressed 2768 (byte0 & 0x40) false = pen in proximity of tablet. 2769 2770 The next 4 bytes are used for coordinates xl, xh, yl, yh (7 bits valid). 2771 2772 Only absolute coordinates are returned, so we use the following approach: 2773 we store the last coordinates sent when the pen went out of the tablet, 2774 2775 2776 * 2777 */ 2778 2779 typedef enum { 2780 S_IDLE, S_PROXY, S_FIRST, S_DOWN, S_UP 2781 } k_status ; 2782 2783 static int 2784 kidspad(u_char rxc, mousestatus_t *act) 2785 { 2786 static buf[5]; 2787 static int buflen = 0, b_prev = 0 , x_prev = -1, y_prev = -1 ; 2788 static k_status status = S_IDLE ; 2789 static struct timeval old, now ; 2790 static int x_idle = -1, y_idle = -1 ; 2791 2792 int deltat, x, y ; 2793 2794 if (buflen > 0 && (rxc & 0x80) ) { 2795 fprintf(stderr, "invalid code %d 0x%x\n", buflen, rxc); 2796 buflen = 0 ; 2797 } 2798 if (buflen == 0 && (rxc & 0xb8) != 0xb8 ) { 2799 fprintf(stderr, "invalid code 0 0x%x\n", rxc); 2800 return 0 ; /* invalid code, no action */ 2801 } 2802 buf[buflen++] = rxc ; 2803 if (buflen < 5) 2804 return 0 ; 2805 2806 buflen = 0 ; /* for next time... */ 2807 2808 x = buf[1]+128*(buf[2] - 7) ; 2809 if (x < 0) x = 0 ; 2810 y = 28*128 - (buf[3] + 128* (buf[4] - 7)) ; 2811 if (y < 0) y = 0 ; 2812 2813 x /= 8 ; 2814 y /= 8 ; 2815 2816 act->flags = 0 ; 2817 act->obutton = act->button ; 2818 act->dx = act->dy = act->dz = 0 ; 2819 gettimeofday(&now, NULL); 2820 if ( buf[0] & 0x40 ) /* pen went out of reach */ 2821 status = S_IDLE ; 2822 else if (status == S_IDLE) { /* pen is newly near the tablet */ 2823 act->flags |= MOUSE_POSCHANGED ; /* force update */ 2824 status = S_PROXY ; 2825 x_prev = x ; 2826 y_prev = y ; 2827 } 2828 old = now ; 2829 act->dx = x - x_prev ; 2830 act->dy = y - y_prev ; 2831 if (act->dx || act->dy) 2832 act->flags |= MOUSE_POSCHANGED ; 2833 x_prev = x ; 2834 y_prev = y ; 2835 if (b_prev != 0 && b_prev != buf[0]) { /* possibly record button change */ 2836 act->button = 0 ; 2837 if ( buf[0] & 0x01 ) /* tip pressed */ 2838 act->button |= MOUSE_BUTTON1DOWN ; 2839 if ( buf[0] & 0x02 ) /* button pressed */ 2840 act->button |= MOUSE_BUTTON2DOWN ; 2841 act->flags |= MOUSE_BUTTONSCHANGED ; 2842 } 2843 b_prev = buf[0] ; 2844 return act->flags ; 2845 } 2846 2847 static void 2848 mremote_serversetup() 2849 { 2850 struct sockaddr_un ad; 2851 2852 /* Open a UNIX domain stream socket to listen for mouse remote clients */ 2853 unlink(_PATH_MOUSEREMOTE); 2854 2855 if ( (rodent.mremsfd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) 2856 logerrx(1, "unable to create unix domain socket %s",_PATH_MOUSEREMOTE); 2857 2858 umask(0111); 2859 2860 bzero(&ad, sizeof(ad)); 2861 ad.sun_family = AF_UNIX; 2862 strcpy(ad.sun_path, _PATH_MOUSEREMOTE); 2863 #ifndef SUN_LEN 2864 #define SUN_LEN(unp) ( ((char *)(unp)->sun_path - (char *)(unp)) + \ 2865 strlen((unp)->path) ) 2866 #endif 2867 if (bind(rodent.mremsfd, (struct sockaddr *) &ad, SUN_LEN(&ad)) < 0) 2868 logerrx(1, "unable to bind unix domain socket %s", _PATH_MOUSEREMOTE); 2869 2870 listen(rodent.mremsfd, 1); 2871 } 2872 2873 static void 2874 mremote_clientchg(int add) 2875 { 2876 struct sockaddr_un ad; 2877 int ad_len, fd; 2878 2879 if (rodent.rtype != MOUSE_PROTO_X10MOUSEREM) 2880 return; 2881 2882 if ( add ) { 2883 /* Accept client connection, if we don't already have one */ 2884 ad_len = sizeof(ad); 2885 fd = accept(rodent.mremsfd, (struct sockaddr *) &ad, &ad_len); 2886 if (fd < 0) 2887 logwarnx("failed accept on mouse remote socket"); 2888 2889 if ( rodent.mremcfd < 0 ) { 2890 rodent.mremcfd = fd; 2891 debug("remote client connect...accepted"); 2892 } 2893 else { 2894 close(fd); 2895 debug("another remote client connect...disconnected"); 2896 } 2897 } 2898 else { 2899 /* Client disconnected */ 2900 debug("remote client disconnected"); 2901 close( rodent.mremcfd ); 2902 rodent.mremcfd = -1; 2903 } 2904 } 2905 2906 2907