/* * Copyright (c) 2000 Jean-Baptiste Marchand, Julien Montagne and Jerome Verdon * * Copyright (c) 1998 by Kazutaka Yokota * * Copyright (c) 1995 Michael Smith * * Copyright (c) 1993 by David Dawes * * Copyright (c) 1990,91 by Thomas Roell, Dinkelscherben, Germany. * * All rights reserved. * * Most of this code was taken from the FreeBSD moused daemon, written by * Michael Smith. The FreeBSD moused daemon already contained code from the * Xfree Project, written by David Dawes and Thomas Roell and Kazutaka Yokota. * * Adaptation to OpenBSD was done by Jean-Baptiste Marchand, Julien Montagne * and Jerome Verdon. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by * David Dawes, Jean-Baptiste Marchand, Julien Montagne, Thomas Roell, * Michael Smith, Jerome Verdon and Kazutaka Yokota. * 4. The name authors may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "moused.h" extern char *optarg; extern int optind; extern char *__progname; int debug = 0; int nodaemon = FALSE; int background = FALSE; int identify = ID_NONE; char *pidfile = "/var/run/moused.pid"; static jmp_buf env; /* * Most of the structures are from the Xfree Project */ /* Buttons status (for multiple click detection) */ static struct { int count; /* 0: up, 1: single click, 2: double click,... */ struct timeval tv; /* timestamp on the last `up' event */ } buttonstate[MOUSE_MAXBUTTON]; /* Mouse physical interfaces */ static symtab_t mouse_ifs[] = { { "serial", MOUSE_IF_SERIAL }, { "bus", MOUSE_IF_BUS }, { "inport", MOUSE_IF_INPORT }, { "ps/2", MOUSE_IF_PS2 }, { "usb", MOUSE_IF_USB }, { NULL, MOUSE_IF_UNKNOWN } }; /* Mouse model names */ static symtab_t mouse_models[] = { { "NetScroll", MOUSE_MODEL_NETSCROLL }, { "NetMouse", MOUSE_MODEL_NET }, { "GlidePoint", MOUSE_MODEL_GLIDEPOINT }, { "ThinkingMouse", MOUSE_MODEL_THINK }, { "IntelliMouse", MOUSE_MODEL_INTELLI }, { "EasyScroll", MOUSE_MODEL_EASYSCROLL }, { "MouseMan+", MOUSE_MODEL_MOUSEMANPLUS }, { "Kidspad", MOUSE_MODEL_KIDSPAD }, { "VersaPad", MOUSE_MODEL_VERSAPAD }, { "generic", MOUSE_MODEL_GENERIC }, { NULL, MOUSE_MODEL_UNKNOWN }, }; /* * Cflags of each mouse protocol, ordered by P_XXX */ static unsigned short mousecflags[] = { (CS7 | CREAD | CLOCAL | HUPCL ), /* MicroSoft */ (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* MouseSystems */ (CS8 | CSTOPB | CREAD | CLOCAL | HUPCL ), /* Logitech */ (CS8 | PARENB | PARODD | CREAD | CLOCAL | HUPCL ), /* MMSeries */ (CS7 | CREAD | CLOCAL | HUPCL ), /* MouseMan */ 0, /* Bus */ 0, /* InPort */ 0, /* PS/2 */ (CS8 | CREAD | CLOCAL | HUPCL ), /* MM HitTablet */ (CS7 | CREAD | CLOCAL | HUPCL ), /* GlidePoint */ (CS7 | CREAD | CLOCAL | HUPCL ), /* IntelliMouse */ (CS7 | CREAD | CLOCAL | HUPCL ), /* Thinking Mouse */ }; /* Array ordered by P_XXX giving protocol properties */ static unsigned char proto[][7] = { /* hd_mask hd_id dp_mask dp_id bytes b4_mask b4_id */ { 0x40, 0x40, 0x40, 0x00, 3, ~0x23, 0x00 }, /* MicroSoft */ { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* MouseSystems */ { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* Logitech */ { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MMSeries */ { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* MouseMan */ { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* Bus */ { 0xf8, 0x80, 0x00, 0x00, 5, 0x00, 0xff }, /* InPort */ { 0xc0, 0x00, 0x00, 0x00, 3, 0x00, 0xff }, /* PS/2 mouse */ { 0xe0, 0x80, 0x80, 0x00, 3, 0x00, 0xff }, /* MM HitTablet */ { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* GlidePoint */ { 0x40, 0x40, 0x40, 0x00, 3, ~0x3f, 0x00 }, /* IntelliMouse */ { 0x40, 0x40, 0x40, 0x00, 3, ~0x33, 0x00 }, /* ThinkingMouse */ }; /* * array ordered by P_XXX (mouse protocols) giving the protocol corresponding * to the name of a mouse */ static char *mouse_names[] = { "microsoft", "mousesystems", "logitech", "mmseries", "mouseman", "busmouse", "inportmouse", "ps/2", "mmhitab", "glidepoint", "intellimouse", "thinkingmouse", NULL }; /* protocol currently used */ static unsigned char cur_proto[7]; mouse_t mouse = { flags : 0, portname : NULL, proto : P_UNKNOWN, baudrate : 1200, old_baudrate : 1200, rate : MOUSE_RATE_UNKNOWN, resolution : MOUSE_RES_UNKNOWN, zmap: 0, wmode: 0, mfd : -1, clickthreshold : 500, /* 0.5 sec */ }; /* PnP EISA/product IDs */ static symtab_t pnpprod[] = { { "KML0001",P_THINKING,MOUSE_MODEL_THINK}, /* Kensignton ThinkingMouse */ { "MSH0001",P_IMSERIAL,MOUSE_MODEL_INTELLI},/* MS IntelliMouse */ { "MSH0004",P_IMSERIAL,MOUSE_MODEL_INTELLI},/* MS IntelliMouse TrackBall */ { "KYEEZ00",P_MS,MOUSE_MODEL_GENERIC}, /* Genius EZScroll */ { "KYE0001",P_MS,MOUSE_MODEL_GENERIC}, /* Genius PnP Mouse */ { "KYE0003",P_IMSERIAL,MOUSE_MODEL_NET},/* Genius NetMouse */ { "LGI800C",P_IMSERIAL,MOUSE_MODEL_MOUSEMANPLUS}, /* Logitech MouseMan (4 button model) */ { "LGI8050",P_IMSERIAL,MOUSE_MODEL_MOUSEMANPLUS}, /* Logitech MouseMan+ */ { "LGI8051",P_IMSERIAL,MOUSE_MODEL_MOUSEMANPLUS}, /* Logitech FirstMouse+ */ { "LGI8001",P_LOGIMAN,MOUSE_MODEL_GENERIC}, /* Logitech serial */ { "PNP0F00",P_BM,MOUSE_MODEL_GENERIC }, /* MS bus */ { "PNP0F01",P_MS,MOUSE_MODEL_GENERIC }, /* MS serial */ { "PNP0F02",P_BM,MOUSE_MODEL_GENERIC }, /* MS InPort */ { "PNP0F03",P_PS2,MOUSE_MODEL_GENERIC }, /* MS PS/2 */ /* * EzScroll returns PNP0F04 in the compatible device field; but it * doesn't look compatible... XXX */ { "PNP0F04",P_MSC,MOUSE_MODEL_GENERIC }, /* MouseSystems */ { "PNP0F05",P_MSC,MOUSE_MODEL_GENERIC }, /* MouseSystems */ { "PNP0F08",P_LOGIMAN,MOUSE_MODEL_GENERIC },/* Logitech serial */ { "PNP0F09",P_MS ,MOUSE_MODEL_GENERIC }, /* MS BallPoint serial */ { "PNP0F0A",P_MS ,MOUSE_MODEL_GENERIC }, /* MS PnP serial */ { "PNP0F0B",P_MS ,MOUSE_MODEL_GENERIC }, /* MS PnP BallPoint serial */ { "PNP0F0C",P_MS ,MOUSE_MODEL_GENERIC }, /* MS serial comatible */ { "PNP0F0D",P_BM,MOUSE_MODEL_GENERIC }, /* MS InPort comatible */ { "PNP0F0E",P_PS2,MOUSE_MODEL_GENERIC }, /* MS PS/2 comatible */ { "PNP0F0F",P_MS,MOUSE_MODEL_GENERIC }, /* MS BallPoint comatible */ { "PNP0F11",P_BM,MOUSE_MODEL_GENERIC }, /* MS bus comatible */ { "PNP0F12",P_PS2,MOUSE_MODEL_GENERIC }, /* Logitech PS/2 */ { "PNP0F13",P_PS2,MOUSE_MODEL_GENERIC }, /* PS/2 */ { "PNP0F15",P_BM,MOUSE_MODEL_GENERIC }, /* Logitech bus */ { "PNP0F17",P_LOGIMAN,MOUSE_MODEL_GENERIC },/* Logitech serial compat */ { "PNP0F18",P_BM,MOUSE_MODEL_GENERIC }, /* Logitech bus compatible */ { "PNP0F19",P_PS2,MOUSE_MODEL_GENERIC }, /* Logitech PS/2 compatible */ { NULL, -1 }, }; /* * XXX Functions */ static char * skipspace(char *s) { while(isspace(*s)) ++s; return s; } static char * gettokenname(symtab_t *tab, int val) { int i; for (i = 0; tab[i].name != NULL; ++i) { if (tab[i].val == val) return tab[i].name; } return NULL; } static symtab_t * gettoken(symtab_t *tab, char *s, int len) { int i; for (i = 0; tab[i].name != NULL; ++i) { if (strncmp(tab[i].name, s, len) == 0) break; } return &tab[i]; } static char * mouse_name(int type) { return ((type == P_UNKNOWN) || (type > sizeof(mouse_names)/sizeof(mouse_names[0]) - 1)) ? "unknown" : mouse_names[type]; } static char * mouse_model(int model) { char *s; s = gettokenname(mouse_models, model); return (s == NULL) ? "unknown" : s; } /* Fills the hardware info in the main structure */ static void mouse_fill_hwinfo(void) { /* default settings */ mouse.hw.iftype = MOUSE_IF_UNKNOWN; mouse.hw.type = MOUSE_TYPE_MOUSE; if (mouse.hw.model == 0) { /* If no type has been given */ mouse.hw.model = MOUSE_MODEL_GENERIC; } if (strcmp(mouse.portname,PMS_DEV) == 0) { mouse.hw.iftype = MOUSE_IF_PS2; } if (strcmp(mouse.portname,LMS_DEV) == 0) { mouse.hw.iftype = MOUSE_IF_BUS; } if (strcmp(mouse.portname,MMS_DEV) == 0) { mouse.hw.iftype = MOUSE_IF_INPORT; } /* serial device begins with /dev/cua0 (9 caracters) */ if (strncmp(mouse.portname,SERIAL_DEV,9) == 0) { mouse.hw.iftype = MOUSE_IF_SERIAL; } } /* Fills the mode structure in the main structure */ static void mouse_fill_mousemode(void) { /* default settings */ mouse.mode.protocol = P_UNKNOWN; mouse.mode.accelfactor = 0; /* no accel */ if (strcmp(mouse.portname,PMS_DEV) == 0) { mouse.mode.protocol = P_PS2; if (mouse.hw.model == MOUSE_MODEL_INTELLI) mouse.mode.packetsize = MOUSE_INTELLI_PACKETSIZE; else mouse.mode.packetsize = MOUSE_PS2_PACKETSIZE; mouse.mode.syncmask[0] = MOUSE_PS2_SYNCMASK; mouse.mode.syncmask[1] = MOUSE_PS2_SYNC; } if (strcmp(mouse.portname,LMS_DEV) == 0) { mouse.mode.protocol = P_BM; mouse.mode.packetsize = MOUSE_MSC_PACKETSIZE; mouse.mode.syncmask[0] = MOUSE_MSC_SYNCMASK; mouse.mode.syncmask[1] = MOUSE_MSC_SYNC; } if (strcmp(mouse.portname,MMS_DEV) == 0) { mouse.hw.iftype = P_INPORT; mouse.mode.packetsize = MOUSE_MSC_PACKETSIZE; mouse.mode.syncmask[0] = MOUSE_MSC_SYNCMASK; mouse.mode.syncmask[1] = MOUSE_MSC_SYNC; } if (mouse.proto != -1) mouse.mode.protocol = mouse.proto; /* resolution */ switch (mouse.resolution) { case MOUSE_RES_HIGH: case MOUSE_RES_MEDIUMHIGH: case MOUSE_RES_MEDIUMLOW: case MOUSE_RES_LOW: mouse.mode.resolution = mouse.resolution; break; case MOUSE_RES_DEFAULT: case MOUSE_RES_UNKNOWN: /* default to low resolution */ mouse.mode.resolution = MOUSE_RES_LOW; break; default: if (mouse.resolution >= 200) mouse.mode.resolution = MOUSE_RES_HIGH; else if (mouse.resolution >= 100) mouse.mode.resolution = MOUSE_RES_MEDIUMHIGH; else if (mouse.resolution >= 50) mouse.mode.resolution = MOUSE_RES_MEDIUMLOW; else mouse.mode.resolution = MOUSE_RES_LOW; } /* sample rate */ if (mouse.rate != MOUSE_RATE_UNKNOWN) { if (mouse.rate >= 200) mouse.mode.rate = MOUSE_RATE_VERY_HIGH; else if (mouse.rate >= 100) mouse.mode.rate = MOUSE_RATE_HIGH; else if (mouse.rate >= 80) mouse.mode.rate = MOUSE_RATE_MEDIUM_HIGH; else if (mouse.rate >= 60) mouse.mode.rate = MOUSE_RATE_MEDIUM_LOW; else if (mouse.rate >= 40) mouse.mode.rate = MOUSE_RATE_LOW; else mouse.mode.rate = MOUSE_RATE_VERY_LOW; } } static void freedev(int sig) { /* * close the device, when a USR1 signal is received. * Tipically used by an X server so it can open the device for it's * own purpose. */ close(mouse.mfd); sigpause(0); } static void opendev(int sig) { longjmp(env, 1); } static void cleanup(int sig) { char moused_flag = MOUSED_OFF; ioctl(mouse.cfd, PCVT_MOUSED, &moused_flag); exit(0); } /* * Begin of functions from the Xfree Project */ /* * Functions below come from the Xfree Project and are derived from a two files * of Xfree86 3.3.6 with the following CVS tags : $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_Mouse.c,v 3.21.2.24 1999/12/11 19:00:42 hohndel Exp $ and $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86_PnPMouse.c,v 1.1.2.6 1999/07/29 09:22:51 hohndel Exp $ */ void SetMouseSpeed(int old, int new, unsigned int cflag) { struct termios tty; char *c; if (mouse.hw.iftype != MOUSE_IF_SERIAL) return; if (tcgetattr(mouse.mfd, &tty) < 0) { ErrorF("Warning: %s unable to get status of mouse fd (%s)\n", mouse.portname, strerror(errno)); return; } /* this will query the initial baudrate only once */ if (mouse.old_baudrate < 0) { switch (cfgetispeed(&tty)) { case B9600: mouse.old_baudrate = 9600; break; case B4800: mouse.old_baudrate = 4800; break; case B2400: mouse.old_baudrate = 2400; break; case B1200: default: mouse.old_baudrate = 1200; break; } } tty.c_iflag = IGNBRK | IGNPAR; tty.c_oflag = 0; tty.c_lflag = 0; tty.c_cflag = (tcflag_t)cflag; tty.c_cc[VTIME] = 0; tty.c_cc[VMIN] = 1; switch (old) { case 9600: cfsetispeed(&tty, B9600); cfsetospeed(&tty, B9600); break; case 4800: cfsetispeed(&tty, B4800); cfsetospeed(&tty, B4800); break; case 2400: cfsetispeed(&tty, B2400); cfsetospeed(&tty, B2400); break; case 1200: default: cfsetispeed(&tty, B1200); cfsetospeed(&tty, B1200); } if (tcsetattr(mouse.mfd, TCSADRAIN, &tty) < 0) { printf("Unable to get mouse status. Exiting...\n"); exit(1); } switch (new) { case 9600: c = "*q"; cfsetispeed(&tty, B9600); cfsetospeed(&tty, B9600); break; case 4800: c = "*p"; cfsetispeed(&tty, B4800); cfsetospeed(&tty, B4800); break; case 2400: c = "*o"; cfsetispeed(&tty, B2400); cfsetospeed(&tty, B2400); break; case 1200: default: c = "*n"; cfsetispeed(&tty, B1200); cfsetospeed(&tty, B1200); } if (mouse.proto == P_LOGIMAN || mouse.proto == P_LOGI) { if (write(mouse.mfd, c, 2) != 2) { printf("Unable to write to mouse. Exiting...\n"); exit(1); } } usleep(100000); if (tcsetattr(mouse.mfd, TCSADRAIN, &tty) < 0) { printf("Unable to get mouse status. Exiting...\n"); exit(1); } } int FlushInput(int fd) { fd_set fds; struct timeval timeout; char c[4]; if (tcflush(fd, TCIFLUSH) == 0) return 0; timeout.tv_sec = 0; timeout.tv_usec = 0; FD_ZERO(&fds); FD_SET(fd, &fds); while (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) > 0) { read(fd, &c, sizeof(c)); FD_ZERO(&fds); FD_SET(fd, &fds); } return 0; } /* * Try to elicit a PnP ID as described in * Microsoft, Hayes: "Plug and Play External COM Device Specification, * rev 1.00", 1995. * * The routine does not fully implement the COM Enumerator as par Section * 2.1 of the document. In particular, we don't have idle state in which * the driver software monitors the com port for dynamic connection or * removal of a device at the port, because `moused' simply quits if no * device is found. * * In addition, as PnP COM device enumeration procedure slightly has * changed since its first publication, devices which follow earlier * revisions of the above spec. may fail to respond if the rev 1.0 * procedure is used. XXX */ static int pnpgets(int mouse_fd, char *buf) { struct timeval timeout; fd_set fds; int i; char c; #if 0 /* * This is the procedure described in rev 1.0 of PnP COM device spec. * Unfortunately, some devices which comform to earlier revisions of * the spec gets confused and do not return the ID string... */ /* port initialization (2.1.2) */ ioctl(mouse_fd, TIOCMGET, &i); i |= TIOCM_DTR; /* DTR = 1 */ i &= ~TIOCM_RTS; /* RTS = 0 */ ioctl(mouse_fd, TIOCMSET, &i); usleep(200000); if ((ioctl(mouse_fd, TIOCMGET, &i) == -1) || ((i & TIOCM_DSR) == 0)) goto disconnect_idle; /* port setup, 1st phase (2.1.3) */ SetMouseSpeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ ioctl(mouse_fd, TIOCMBIC, &i); usleep(200000); i = TIOCM_DTR; /* DTR = 1, RTS = 0 */ ioctl(mouse_fd, TIOCMBIS, &i); usleep(200000); /* wait for response, 1st phase (2.1.4) */ FlushInput(mouse_fd); i = TIOCM_RTS; /* DTR = 1, RTS = 1 */ ioctl(mouse_fd, TIOCMBIS, &i); /* try to read something */ FD_ZERO(&fds); FD_SET(mouse_fd, &fds); timeout.tv_sec = 0; timeout.tv_usec = 200000; if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) { /* port setup, 2nd phase (2.1.5) */ i = TIOCM_DTR | TIOCM_RTS; /* DTR = 0, RTS = 0 */ ioctl(mouse_fd, TIOCMBIC, &i); usleep(200000); /* wait for respose, 2nd phase (2.1.6) */ FlushInput(mouse_fd); i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ ioctl(mouse_fd, TIOCMBIS, &i); /* try to read something */ FD_ZERO(&fds); FD_SET(mouse_fd, &fds); timeout.tv_sec = 0; timeout.tv_usec = 200000; if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) goto connect_idle; } #else /* * This is a simplified procedure; it simply toggles RTS. */ SetMouseSpeed(1200, 1200, (CS7 | CREAD | CLOCAL | HUPCL)); ioctl(mouse_fd, TIOCMGET, &i); i |= TIOCM_DTR; /* DTR = 1 */ i &= ~TIOCM_RTS; /* RTS = 0 */ ioctl(mouse_fd, TIOCMSET, &i); usleep(200000); /* wait for response */ FlushInput(mouse_fd); i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ ioctl(mouse_fd, TIOCMBIS, &i); /* try to read something */ FD_ZERO(&fds); FD_SET(mouse_fd, &fds); timeout.tv_sec = 0; timeout.tv_usec = 200000; if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) goto connect_idle; #endif /* collect PnP COM device ID (2.1.7) */ i = 0; usleep(200000); /* the mouse must send `Begin ID' within 200msec */ while (read(mouse_fd, &c, 1) == 1) { /* we may see "M", or "M3..." before `Begin ID' */ if ((c == 0x08) || (c == 0x28)) { /* Begin ID */ buf[i++] = c; break; } } if (i <= 0) { /* we haven't seen `Begin ID' in time... */ goto connect_idle; } ++c; /* make it `End ID' */ for (;;) { FD_ZERO(&fds); FD_SET(mouse_fd, &fds); timeout.tv_sec = 0; timeout.tv_usec = 200000; if (select(FD_SETSIZE, &fds, NULL, NULL, &timeout) <= 0) break; read(mouse_fd, &buf[i], 1); if (buf[i++] == c) /* End ID */ break; if (i >= 256) break; } if (buf[i - 1] != c) goto connect_idle; return i; #if 0 /* * According to PnP spec, we should set DTR = 1 and RTS = 0 while * in idle state. But, `moused' shall set DTR = RTS = 1 and proceed, * assuming there is something at the port even if it didn't * respond to the PnP enumeration procedure. */ disconnect_idle: i = TIOCM_DTR | TIOCM_RTS; /* DTR = 1, RTS = 1 */ ioctl(mouse_fd, TIOCMBIS, &i); #endif connect_idle: return 0; } /* * pnpparse : parse a PnP string ID */ static int pnpparse(pnpid_t *id, char *buf, int len) { char s[3]; int offset; int sum = 0; int i, j; id->revision = 0; id->eisaid = NULL; id->serial = NULL; id->class = NULL; id->compat = NULL; id->description = NULL; id->neisaid = 0; id->nserial = 0; id->nclass = 0; id->ncompat = 0; id->ndescription = 0; offset = 0x28 - buf[0]; /* calculate checksum */ for (i = 0; i < len - 3; ++i) { sum += buf[i]; buf[i] += offset; } sum += buf[len - 1]; for (; i < len; ++i) buf[i] += offset; ErrorF("Mouse: PnP ID string: '%*.*s'\n", len, len, buf); /* revision */ buf[1] -= offset; buf[2] -= offset; id->revision = ((buf[1] & 0x3f) << 6) | (buf[2] & 0x3f); ErrorF("Mouse: PnP rev %d.%02d\n", id->revision / 100, id->revision % 100); /* EISA vender and product ID */ id->eisaid = &buf[3]; id->neisaid = 7; /* option strings */ i = 10; if (buf[i] == '\\') { /* device serial # */ for (j = ++i; i < len; ++i) { if (buf[i] == '\\') break; } if (i >= len) i -= 3; if (i - j == 8) { id->serial = &buf[j]; id->nserial = 8; } } if (buf[i] == '\\') { /* PnP class */ for (j = ++i; i < len; ++i) { if (buf[i] == '\\') break; } if (i >= len) i -= 3; if (i > j + 1) { id->class = &buf[j]; id->nclass = i - j; } } if (buf[i] == '\\') { /* compatible driver */ for (j = ++i; i < len; ++i) { if (buf[i] == '\\') break; } /* * PnP COM spec prior to v0.96 allowed '*' in this field, * it's not allowed now; just ignore it. */ if (buf[j] == '*') ++j; if (i >= len) i -= 3; if (i > j + 1) { id->compat = &buf[j]; id->ncompat = i - j; } } if (buf[i] == '\\') { /* product description */ for (j = ++i; i < len; ++i) { if (buf[i] == ';') break; } if (i >= len) i -= 3; if (i > j + 1) { id->description = &buf[j]; id->ndescription = i - j; } } /* checksum exists if there are any optional fields */ if ((id->nserial > 0) || (id->nclass > 0) || (id->ncompat > 0) || (id->ndescription > 0)) { #if 0 ErrorF("Mouse: PnP checksum: 0x%02X\n", sum); #endif sprintf(s, "%02X", sum & 0x0ff); if (strncmp(s, &buf[len - 3], 2) != 0) { #if 0 /* * Checksum error!! * I found some mice do not comply with the PnP COM device * spec regarding checksum... XXX */ return FALSE; #endif } } return 1; } /* * pnpproto : return the prototype used, based on the PnP ID string */ static symtab_t * pnpproto(pnpid_t *id) { symtab_t *t; int i, j; if (id->nclass > 0) if (strncmp(id->class, "MOUSE", id->nclass) != 0) /* this is not a mouse! */ return NULL; if (id->neisaid > 0) { t = gettoken(pnpprod, id->eisaid, id->neisaid); if (t->val != -1) return t; } /* * The 'Compatible drivers' field may contain more than one * ID separated by ','. */ if (id->ncompat <= 0) return NULL; for (i = 0; i < id->ncompat; ++i) { for (j = i; id->compat[i] != ','; ++i) if (i >= id->ncompat) break; if (i > j) { t = gettoken(pnpprod, id->compat + j, i - j); if (t->val != -1) return t; } } return NULL; } /* mouse_if : returns a string giving the name of the physical interface */ static char * mouse_if(int iftype) { char *s; s = gettokenname(mouse_ifs, iftype); return (s == NULL) ? "unknown" : s; } /* mouse_init : inits the mouse by writing appropriate sequences */ static void mouse_init(void) { fd_set fds; char *s; char c; int i; /** ** This comment is a little out of context here, but it contains ** some useful information... ******************************************************************** ** ** The following lines take care of the Logitech MouseMan protocols. ** ** NOTE: There are diffrent versions of both MouseMan and TrackMan! ** Hence I add another protocol P_LOGIMAN, which the user can ** specify as MouseMan in his XF86Config file. This entry was ** formerly handled as a special case of P_MS. However, people ** who don't have the middle button problem, can still specify ** Microsoft and use P_MS. ** ** By default, these mice should use a 3 byte Microsoft protocol ** plus a 4th byte for the middle button. However, the mouse might ** have switched to a different protocol before we use it, so I send ** the proper sequence just in case. ** ** NOTE: - all commands to (at least the European) MouseMan have to ** be sent at 1200 Baud. ** - each command starts with a '*'. ** - whenever the MouseMan receives a '*', it will switch back ** to 1200 Baud. Hence I have to select the desired protocol ** first, then select the baud rate. ** ** The protocols supported by the (European) MouseMan are: ** - 5 byte packed binary protocol, as with the Mouse Systems ** mouse. Selected by sequence "*U". ** - 2 button 3 byte MicroSoft compatible protocol. Selected ** by sequence "*V". ** - 3 button 3+1 byte MicroSoft compatible protocol (default). ** Selected by sequence "*X". ** ** The following baud rates are supported: ** - 1200 Baud (default). Selected by sequence "*n". ** - 9600 Baud. Selected by sequence "*q". ** ** Selecting a sample rate is no longer supported with the MouseMan! ** Some additional lines in xf86Config.c take care of ill configured ** baud rates and sample rates. (The user will get an error.) */ switch (mouse.proto) { case P_LOGI: /* * The baud rate selection command must be sent at the current * baud rate; try all likely settings */ SetMouseSpeed(9600, mouse.baudrate, mousecflags[mouse.proto]); SetMouseSpeed(4800, mouse.baudrate, mousecflags[mouse.proto]); SetMouseSpeed(2400, mouse.baudrate, mousecflags[mouse.proto]); // SetMouseSpeed(1200, mouse.baudrate, mousecflags[mouse.proto]); /* select MM series data format */ write(mouse.mfd, "S", 1); SetMouseSpeed(mouse.baudrate, mouse.baudrate, mousecflags[P_MM]); /* select report rate/frequency */ if (mouse.rate <= 0) write(mouse.mfd, "O", 1); else if (mouse.rate <= 15) write(mouse.mfd, "J", 1); else if (mouse.rate <= 27) write(mouse.mfd, "K", 1); else if (mouse.rate <= 42) write(mouse.mfd, "L", 1); else if (mouse.rate <= 60) write(mouse.mfd, "R", 1); else if (mouse.rate <= 85) write(mouse.mfd, "M", 1); else if (mouse.rate <= 125) write(mouse.mfd, "Q", 1); else write(mouse.mfd, "N", 1); break; case P_LOGIMAN: /* The command must always be sent at 1200 baud */ SetMouseSpeed(1200, 1200, mousecflags[mouse.proto]); write(mouse.mfd, "*X", 2); SetMouseSpeed(1200, mouse.baudrate, mousecflags[mouse.proto]); break; case P_MMHIT: SetMouseSpeed(1200, mouse.baudrate, mousecflags[mouse.proto]); /* * Initialize Hitachi PUMA Plus - Model 1212E to desired settings. * The tablet must be configured to be in MM mode, NO parity, * Binary Format. xf86Info.sampleRate controls the sensativity * of the tablet. We only use this tablet for it's 4-button puck * so we don't run in "Absolute Mode" */ write(mouse.mfd, "z8", 2); /* Set Parity = "NONE" */ usleep(50000); write(mouse.mfd, "zb", 2); /* Set Format = "Binary" */ usleep(50000); write(mouse.mfd, "@", 1); /* Set Report Mode = "Stream" */ usleep(50000); write(mouse.mfd, "R", 1); /* Set Output Rate = "45 rps" */ usleep(50000); write(mouse.mfd, "I\x20", 2); /* Set Incrememtal Mode "20" */ usleep(50000); write(mouse.mfd, "E", 1); /* Set Data Type = "Relative */ usleep(50000); /* Resolution is in 'lines per inch' on the Hitachi tablet */ if (mouse.resolution == MOUSE_RES_LOW) c = 'g'; else if (mouse.resolution == MOUSE_RES_MEDIUMLOW) c = 'e'; else if (mouse.resolution == MOUSE_RES_MEDIUMHIGH) c = 'h'; else if (mouse.resolution == MOUSE_RES_HIGH) c = 'd'; else if (mouse.resolution <= 40) c = 'g'; else if (mouse.resolution <= 100) c = 'd'; else if (mouse.resolution <= 200) c = 'e'; else if (mouse.resolution <= 500) c = 'h'; else if (mouse.resolution <= 1000) c = 'j'; else c = 'd'; write(mouse.mfd, &c, 1); usleep(50000); write(mouse.mfd, "\021", 1); /* Resume DATA output */ break; case P_THINKING: SetMouseSpeed(1200, mouse.baudrate, mousecflags[mouse.proto]); /* the PnP ID string may be sent again, discard it */ usleep(200000); i = FREAD; ioctl(mouse.mfd, TIOCFLUSH, &i); /* send the command to initialize the beast */ for (s = "E5E5"; *s; ++s) { write(mouse.mfd, s, 1); FD_ZERO(&fds); FD_SET(mouse.mfd, &fds); if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) break; read(mouse.mfd, &c, 1); debug("%c", c); if (c != *s) break; } break; case P_MSC: SetMouseSpeed(1200, mouse.baudrate, mousecflags[mouse.proto]); if (mouse.flags & ClearDTR) { i = TIOCM_DTR; ioctl(mouse.mfd, TIOCMBIC, &i); } if (mouse.flags & ClearRTS) { i = TIOCM_RTS; ioctl(mouse.mfd, TIOCMBIC, &i); } break; case P_BM: break; case P_PS2: /* now sets the resolution and rate for PS/2 mice */ /* always sets resolution, to a default value if no value is given */ c = PS2_SET_RES; write(mouse.mfd, &c, 1); c = mouse.mode.resolution; write(mouse.mfd, &c, 1); if (mouse.rate != MOUSE_RATE_UNKNOWN) { c = PS2_SET_RATE; write(mouse.mfd, &c, 1); c = mouse.mode.rate; write(mouse.mfd, &c, 1); } break; default: SetMouseSpeed(1200, mouse.baudrate, mousecflags[mouse.proto]); break; } } /* mouse_identify : identify the protocol used by the mouse */ static int mouse_identify(void) { char pnpbuf[256]; /* PnP identifier string may be up to 256 bytes long */ pnpid_t pnpid; symtab_t *t; int len; /* * Note : We don't have the ioctl that exist in FreeBSD so we simulate * them with the functions mouse_fill_hwinfo() and mouse_fill_mousemode() */ mouse_fill_hwinfo(); mouse_fill_mousemode(); if (mouse.proto != P_UNKNOWN) bcopy(proto[mouse.proto], cur_proto, sizeof(cur_proto)); /* INPORT and BUS are the same... */ if (mouse.mode.protocol == P_INPORT) mouse.mode.protocol = P_BM; if (mouse.mode.protocol != mouse.proto) { /* Hmm, the driver doesn't agree with the user... */ if (mouse.proto != P_UNKNOWN) logwarn("mouse type mismatch (%s != %s), %s is assumed", mouse_name(mouse.mode.protocol), mouse_name(mouse.proto), mouse_name(mouse.mode.protocol)); mouse.proto = mouse.mode.protocol; bcopy(proto[mouse.proto], cur_proto, sizeof(cur_proto)); } cur_proto[4] = mouse.mode.packetsize; cur_proto[0] = mouse.mode.syncmask[0]; /* header byte bit mask */ cur_proto[1] = mouse.mode.syncmask[1]; /* header bit pattern */ /* maybe this is an PnP mouse... */ if (mouse.mode.protocol == P_UNKNOWN) { if (mouse.flags & NoPnP) return mouse.proto; if (((len = pnpgets(mouse.mfd,pnpbuf)) <= 0) || !pnpparse(&pnpid, pnpbuf, len)) return mouse.proto; debug("PnP serial mouse: '%*.*s' '%*.*s' '%*.*s'", pnpid.neisaid, pnpid.neisaid, pnpid.eisaid, pnpid.ncompat, pnpid.ncompat, pnpid.compat, pnpid.ndescription, pnpid.ndescription, pnpid.description); /* we have a valid PnP serial device ID */ mouse.hw.iftype = MOUSE_IF_SERIAL; t = pnpproto(&pnpid); if (t != NULL) { mouse.mode.protocol = t->val; mouse.hw.model = t->val2; } else { mouse.mode.protocol = P_UNKNOWN; } if (mouse.mode.protocol == P_INPORT) mouse.mode.protocol = P_BM; /* make final adjustment */ if (mouse.mode.protocol != P_UNKNOWN) { if (mouse.mode.protocol != mouse.proto) { /* Hmm, the device doesn't agree with the user... */ if (mouse.proto != P_UNKNOWN) logwarn("mouse type mismatch (%s != %s), %s is assumed", mouse_name(mouse.mode.protocol), mouse_name(mouse.proto), mouse_name(mouse.mode.protocol)); mouse.proto = mouse.mode.protocol; bcopy(proto[mouse.proto], cur_proto, sizeof(cur_proto)); } } } debug("proto params: %02x %02x %02x %02x %d %02x %02x", cur_proto[0], cur_proto[1], cur_proto[2], cur_proto[3], cur_proto[4], cur_proto[5], cur_proto[6]); return mouse.proto; } /* mouse_protocol : decode bytes with the current mouse protocol */ static int mouse_protocol(u_char rBuf, mousestatus_t *act) { /* MOUSE_MSS_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ static int butmapmss[4] = { /* Microsoft, MouseMan, GlidePoint, IntelliMouse, Thinking Mouse */ 0, MOUSE_BUTTON3DOWN, MOUSE_BUTTON1DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, }; static int butmapmss2[4] = { /* Microsoft, MouseMan, GlidePoint, Thinking Mouse */ 0, MOUSE_BUTTON4DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, }; /* MOUSE_INTELLI_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ static int butmapintelli[4] = { /* IntelliMouse, NetMouse, Mie Mouse, MouseMan+ */ 0, MOUSE_BUTTON2DOWN, MOUSE_BUTTON4DOWN, MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN, }; /* MOUSE_MSC_BUTTON?UP -> MOUSE_BUTTON?DOWN */ static int butmapmsc[8] = { /* MouseSystems, MMSeries, Logitech, Bus, sysmouse */ 0, MOUSE_BUTTON3DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, MOUSE_BUTTON1DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN }; /* MOUSE_PS2_BUTTON?DOWN -> MOUSE_BUTTON?DOWN */ static int butmapps2[8] = { /* PS/2 */ 0, MOUSE_BUTTON1DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN }; /* for Hitachi tablet */ static int butmaphit[8] = { /* MM HitTablet */ 0, MOUSE_BUTTON3DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON1DOWN, MOUSE_BUTTON4DOWN, MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, }; /* for PS/2 VersaPad */ static int butmapversaps2[8] = { /* VersaPad */ 0, MOUSE_BUTTON3DOWN, 0, MOUSE_BUTTON3DOWN, MOUSE_BUTTON1DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, MOUSE_BUTTON1DOWN, MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, }; static int pBufP = 0; static unsigned char pBuf[8]; static int prev_x, prev_y; static int on = FALSE; int x, y; debug("received char 0x%x",(int)rBuf); /* * Hack for resyncing: We check here for a package that is: * a) illegal (detected by wrong data-package header) * b) invalid (0x80 == -128 and that might be wrong for MouseSystems) * c) bad header-package * * NOTE: b) is a voilation of the MouseSystems-Protocol, since values of * -128 are allowed, but since they are very seldom we can easily * use them as package-header with no button pressed. * NOTE/2: On a PS/2 mouse any byte is valid as a data byte. Furthermore, * 0x80 is not valid as a header byte. For a PS/2 mouse we skip * checking data bytes. * For resyncing a PS/2 mouse we require the two most significant * bits in the header byte to be 0. These are the overflow bits, * and in case of an overflow we actually lose sync. Overflows * are very rare, however, and we quickly gain sync again after * an overflow condition. This is the best we can do. (Actually, * we could use bit 0x08 in the header byte for resyncing, since * that bit is supposed to be always on, but nobody told * Microsoft...) */ if (pBufP != 0 && mouse.proto != P_PS2 && ((rBuf & cur_proto[2]) != cur_proto[3] || rBuf == 0x80)) { pBufP = 0; /* skip package */ } if (pBufP == 0 && (rBuf & cur_proto[0]) != cur_proto[1]) return 0; /* is there an extra data byte? */ if (pBufP >= cur_proto[4] && (rBuf & cur_proto[0]) != cur_proto[1]) { /* * Hack for Logitech MouseMan Mouse - Middle button * * Unfortunately this mouse has variable length packets: the standard * Microsoft 3 byte packet plus an optional 4th byte whenever the * middle button status changes. * * We have already processed the standard packet with the movement * and button info. Now post an event message with the old status * of the left and right buttons and the updated middle button. */ /* * Even worse, different MouseMen and TrackMen differ in the 4th * byte: some will send 0x00/0x20, others 0x01/0x21, or even * 0x02/0x22, so I have to strip off the lower bits. * * [JCH-96/01/21] * HACK for ALPS "fourth button". (It's bit 0x10 of the "fourth byte" * and it is activated by tapping the glidepad with the finger! 8^) * We map it to bit bit3, and the reverse map in xf86Events just has * to be extended so that it is identified as Button 4. The lower * half of the reverse-map may remain unchanged. */ /* * [KY-97/08/03] * Receive the fourth byte only when preceeding three bytes have * been detected (pBufP >= cur_proto[4]). In the previous * versions, the test was pBufP == 0; thus, we may have mistakingly * received a byte even if we didn't see anything preceeding * the byte. */ if ((rBuf & cur_proto[5]) != cur_proto[6]) { pBufP = 0; return 0; } switch (mouse.proto) { /* * IntelliMouse, NetMouse (including NetMouse Pro) and Mie Mouse * always send the fourth byte, whereas the fourth byte is * optional for GlidePoint and ThinkingMouse. The fourth byte * is also optional for MouseMan+ and FirstMouse+ in their * native mode. It is always sent if they are in the IntelliMouse * compatible mode. */ case P_IMSERIAL: /* IntelliMouse, NetMouse, Mie Mouse, MouseMan+ */ act->dx = act->dy = 0; act->dz = (rBuf & 0x08) ? (rBuf & 0x0f) - 16 : (rBuf & 0x0f); act->obutton = act->button; act->button = butmapintelli[(rBuf & MOUSE_MSS_BUTTONS) >> 4] | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); break; default: act->dx = act->dy = act->dz = 0; act->obutton = act->button; act->button = butmapmss2[(rBuf & MOUSE_MSS_BUTTONS) >> 4] | (act->obutton & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)); break; } act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) | (act->obutton ^ act->button); pBufP = 0; return act->flags; } if (pBufP >= cur_proto[4]) pBufP = 0; pBuf[pBufP++] = rBuf; if (pBufP != cur_proto[4]) return 0; /* * assembly full package */ debug("assembled full packet (len %d) %x,%x,%x,%x,%x,%x,%x,%x", cur_proto[4], pBuf[0], pBuf[1], pBuf[2], pBuf[3], pBuf[4], pBuf[5], pBuf[6], pBuf[7]); act->dz = 0; act->obutton = act->button; switch (mouse.proto) { case P_MS: /* Microsoft */ case P_LOGIMAN: /* MouseMan/TrackMan */ case P_GLIDEPOINT: /* GlidePoint */ case P_THINKING: /* ThinkingMouse */ case P_IMSERIAL: /* IntelliMouse, NetMouse, Mie Mouse, MouseMan+ */ act->button = (act->obutton & (MOUSE_BUTTON2DOWN | MOUSE_BUTTON4DOWN)) | butmapmss[(pBuf[0] & MOUSE_MSS_BUTTONS) >> 4]; act->dx = (char)(((pBuf[0] & 0x03) << 6) | (pBuf[1] & 0x3F)); act->dy = (char)(((pBuf[0] & 0x0C) << 4) | (pBuf[2] & 0x3F)); break; case P_MSC: /* MouseSystems Corp */ act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; act->dx = (char)(pBuf[1]) + (char)(pBuf[3]); act->dy = - ((char)(pBuf[2]) + (char)(pBuf[4])); break; case P_MMHIT: /* MM HitTablet */ act->button = butmaphit[pBuf[0] & 0x07]; act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; break; case P_MM: /* MM Series */ case P_LOGI: /* Logitech Mice */ act->button = butmapmsc[pBuf[0] & MOUSE_MSC_BUTTONS]; act->dx = (pBuf[0] & MOUSE_MM_XPOSITIVE) ? pBuf[1] : - pBuf[1]; act->dy = (pBuf[0] & MOUSE_MM_YPOSITIVE) ? - pBuf[2] : pBuf[2]; break; case P_BM: /* Bus */ case P_INPORT: /* InPort */ act->button = butmapmsc[(~pBuf[0]) & MOUSE_MSC_BUTTONS]; act->dx = (char)pBuf[1]; act->dy = - (char)pBuf[2]; break; case P_PS2: /* PS/2 */ act->button = butmapps2[pBuf[0] & MOUSE_PS2_BUTTONS]; act->dx = (pBuf[0] & MOUSE_PS2_XNEG) ? pBuf[1] - 256 : pBuf[1]; act->dy = (pBuf[0] & MOUSE_PS2_YNEG) ? -(pBuf[2] - 256) : -pBuf[2]; /* * Moused usually operates the psm driver at the operation level 1 * which sends mouse data in P_SYSMOUSE protocol. * The following code takes effect only when the user explicitly * requets the level 2 at which wheel movement and additional button * actions are encoded in model-dependent formats. At the level 0 * the following code is no-op because the psm driver says the model * is MOUSE_MODEL_GENERIC. */ switch (mouse.hw.model) { case MOUSE_MODEL_INTELLI: case MOUSE_MODEL_NET: /* wheel data is in the fourth byte */ act->dz = (char)pBuf[3]; break; case MOUSE_MODEL_MOUSEMANPLUS: if (((pBuf[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && (abs(act->dx) > 191) && MOUSE_PS2PLUS_CHECKBITS(pBuf)) { /* the extended data packet encodes button and wheel events */ switch (MOUSE_PS2PLUS_PACKET_TYPE(pBuf)) { case 1: /* wheel data packet */ act->dx = act->dy = 0; if (pBuf[2] & 0x80) { /* horizontal roller count - ignore it XXX*/ } else { /* vertical roller count */ act->dz = (pBuf[2] & MOUSE_PS2PLUS_ZNEG) ? (pBuf[2] & 0x0f) - 16 : (pBuf[2] & 0x0f); } act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON4DOWN) ? MOUSE_BUTTON4DOWN : 0; act->button |= (pBuf[2] & MOUSE_PS2PLUS_BUTTON5DOWN) ? MOUSE_BUTTON5DOWN : 0; break; case 2: /* this packet type is reserved, and currently ignored */ /* FALL THROUGH */ case 0: /* device type packet - shouldn't happen */ /* FALL THROUGH */ default: act->dx = act->dy = 0; act->button = act->obutton; debug("unknown PS2++ packet type %d: 0x%02x 0x%02x 0x%02x\n", MOUSE_PS2PLUS_PACKET_TYPE(pBuf), pBuf[0], pBuf[1], pBuf[2]); break; } } else { /* preserve button states */ act->button |= act->obutton & MOUSE_EXTBUTTONS; } break; case MOUSE_MODEL_GLIDEPOINT: /* `tapping' action */ act->button |= ((pBuf[0] & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; break; case MOUSE_MODEL_NETSCROLL: /* three addtional bytes encode button and wheel events */ act->button |= (pBuf[3] & MOUSE_PS2_BUTTON3DOWN) ? MOUSE_BUTTON4DOWN : 0; act->dz = (pBuf[3] & MOUSE_PS2_XNEG) ? pBuf[4] - 256 : pBuf[4]; break; case MOUSE_MODEL_THINK: /* the fourth button state in the first byte */ act->button |= (pBuf[0] & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; break; case MOUSE_MODEL_VERSAPAD: act->button = butmapversaps2[pBuf[0] & MOUSE_PS2VERSA_BUTTONS]; act->button |= (pBuf[0] & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; act->dx = act->dy = 0; if (!(pBuf[0] & MOUSE_PS2VERSA_IN_USE)) { on = FALSE; break; } x = ((pBuf[4] << 8) & 0xf00) | pBuf[1]; if (x & 0x800) x -= 0x1000; y = ((pBuf[4] << 4) & 0xf00) | pBuf[2]; if (y & 0x800) y -= 0x1000; if (on) { act->dx = prev_x - x; act->dy = prev_y - y; } else { on = TRUE; } prev_x = x; prev_y = y; break; case MOUSE_MODEL_GENERIC: default: break; } break; default: return 0; } /* * We don't reset pBufP here yet, as there may be an additional data * byte in some protocols. See above. */ /* has something changed? */ act->flags = ((act->dx || act->dy || act->dz) ? MOUSE_POSCHANGED : 0) | (act->obutton ^ act->button); if (mouse.flags & Emulate3Button) { if (((act->flags & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)) == (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)) && ((act->button & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)) == (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN))) { act->button &= ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN); act->button |= MOUSE_BUTTON2DOWN; } else if ((act->obutton & MOUSE_BUTTON2DOWN) && ((act->button & (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN)) != (MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN))) { act->button &= ~(MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN); } act->flags &= MOUSE_POSCHANGED; act->flags |= act->obutton ^ act->button; } return act->flags; } /* * Buttons remapping */ /* physical to logical button mapping */ static int p2l[MOUSE_MAXBUTTON] = { MOUSE_BUTTON1DOWN, MOUSE_BUTTON2DOWN, MOUSE_BUTTON3DOWN, MOUSE_BUTTON4DOWN, MOUSE_BUTTON5DOWN, MOUSE_BUTTON6DOWN, MOUSE_BUTTON7DOWN, MOUSE_BUTTON8DOWN, 0x00000100, 0x00000200, 0x00000400, 0x00000800, 0x00001000, 0x00002000, 0x00004000, 0x00008000, 0x00010000, 0x00020000, 0x00040000, 0x00080000, 0x00100000, 0x00200000, 0x00400000, 0x00800000, 0x01000000, 0x02000000, 0x04000000, 0x08000000, 0x10000000, 0x20000000, 0x40000000, }; /* * End of functions from the Xfree Project */ /* mouse_installmap : install a map between physical and logical buttons */ static int mouse_installmap(char *arg) { int pbutton; int lbutton; char *s; while (*arg) { arg = skipspace(arg); s = arg; while (isdigit(*arg)) ++arg; arg = skipspace(arg); if ((arg <= s) || (*arg != '=')) return FALSE; lbutton = atoi(s); arg = skipspace(++arg); s = arg; while (isdigit(*arg)) ++arg; if ((arg <= s) || (!isspace(*arg) && (*arg != '\0'))) return FALSE; pbutton = atoi(s); if ((lbutton <= 0) || (lbutton > MOUSE_MAXBUTTON)) return FALSE; if ((pbutton <= 0) || (pbutton > MOUSE_MAXBUTTON)) return FALSE; p2l[pbutton - 1] = 1 << (lbutton - 1); } return TRUE; } /* mouse_map : convert physical buttons to logical buttons */ static void mouse_map(mousestatus_t *act1, mousestatus_t *act2) { int pb; int pbuttons; int lbuttons; pbuttons = act1->button; lbuttons = 0; act2->obutton = act2->button; if (pbuttons & mouse.wmode) { pbuttons &= ~mouse.wmode; act1->dz = act1->dy; act1->dx = 0; act1->dy = 0; } act2->dx = act1->dx; act2->dy = act1->dy; act2->dz = act1->dz; switch (mouse.zmap) { case 0: /* do nothing */ break; case MOUSE_XAXIS: if (act1->dz != 0) { act2->dx = act1->dz; act2->dz = 0; } break; case MOUSE_YAXIS: if (act1->dz != 0) { act2->dy = act1->dz; act2->dz = 0; } break; default: /* buttons */ pbuttons &= ~(mouse.zmap | (mouse.zmap << 1)); if (act1->dz < 0) pbuttons |= mouse.zmap; else if (act1->dz > 0) pbuttons |= (mouse.zmap << 1); act2->dz = 0; break; } for (pb = 0; (pb < MOUSE_MAXBUTTON) && (pbuttons != 0); ++pb) { lbuttons |= (pbuttons & 1) ? p2l[pb] : 0; pbuttons >>= 1; } act2->button = lbuttons; act2->flags = ((act2->dx || act2->dy || act2->dz) ? MOUSE_POSCHANGED : 0) | (act2->obutton ^ act2->button); } /* * Function to handle button click * Note that an ioctl is sent for each button */ static void mouse_click(mousestatus_t *act) { mouse_info_t mouse_infos; struct timeval tv; struct timeval tv1; struct timeval tv2; struct timezone tz; int button; int mask; int i; mask = act->flags & MOUSE_BUTTONS; if (mask == 0) return; gettimeofday(&tv1, &tz); tv2.tv_sec = mouse.clickthreshold/1000; tv2.tv_usec = (mouse.clickthreshold%1000)*1000; timersub(&tv1, &tv2, &tv); debug("tv: %ld %ld", tv.tv_sec, tv.tv_usec); button = MOUSE_BUTTON1DOWN; for (i = 0; (i < MOUSE_MAXBUTTON) && (mask != 0); ++i) { if (mask & 1) { if (act->button & button) { /* the button is down */ debug(" : %ld %ld", buttonstate[i].tv.tv_sec, buttonstate[i].tv.tv_usec); if (timercmp(&tv, &buttonstate[i].tv, >)) { buttonstate[i].tv.tv_sec = 0; buttonstate[i].tv.tv_usec = 0; buttonstate[i].count = 1; } else { ++buttonstate[i].count; } mouse_infos.u.event.value = buttonstate[i].count; } else { /* the button is up */ buttonstate[i].tv = tv1; mouse_infos.u.event.value = 0; } mouse_infos.operation = MOUSE_BUTTON_EVENT; mouse_infos.u.event.id = button; ioctl(mouse.cfd, PCVT_MOUSECTL, &mouse_infos); debug("button %d count %d\n", i + 1, mouse_infos.u.event.value); } button <<= 1; mask >>= 1; } } /* * moused : main function * - wait for mouse events * - translate according to the current protocol * - execute the actions associated to events */ static void moused(void) { mouse_info_t mouse_infos; mousestatus_t action; /* original mouse action */ mousestatus_t action2; /* mapped action */ fd_set fds; u_char b; FILE *fp; char moused_flag; if ((mouse.cfd = open("/dev/pcvtctl", O_RDWR, 0)) == -1) logerr(1, "cannot open /dev/pcvtctl"); if (!nodaemon && !background) { if (daemon(0, 0)) { logerr(1, "failed to become a daemon"); } else { background = TRUE; fp = fopen(pidfile, "w"); if (fp != NULL) { fprintf(fp, "%d\n", getpid()); fclose(fp); } } } /* display initial cursor */ mouse_infos.operation = MOUSE_INIT; moused_flag = MOUSED_ON; ioctl(mouse.cfd, PCVT_MOUSED, &moused_flag); ioctl(mouse.cfd, PCVT_MOUSECTL, &mouse_infos); /* clear mouse data */ bzero(&action, sizeof(action)); bzero(&action2, sizeof(action2)); bzero(&buttonstate, sizeof(buttonstate)); bzero(&mouse_infos, sizeof(mouse)); /* process mouse data */ for (;;) { FD_ZERO(&fds); FD_SET(mouse.mfd, &fds); if (select(FD_SETSIZE, &fds, NULL, NULL, NULL) <= 0) logwarn("failed to read from mouse"); /* mouse event */ read(mouse.mfd, &b, 1); if (mouse_protocol(b, &action)) { /* handler detected action */ mouse_map(&action, &action2); #if 0 fprintf("activity : buttons 0x%08x dx %d dy %d dz %d\n", action2.button, action2.dx, action2.dy, action2.dz); #endif mouse_click(&action2); if (action2.flags & MOUSE_POSCHANGED) { mouse_infos.operation = MOUSE_MOTION_EVENT; mouse_infos.u.data.buttons = action2.button; mouse_infos.u.data.x = action2.dx; mouse_infos.u.data.y = action2.dy; mouse_infos.u.data.z = action2.dz; ioctl(mouse.cfd, PCVT_MOUSECTL, &mouse_infos); } /* * If the Z axis movement is mapped to a imaginary physical * button, we need to cook up a corresponding button `up' event * after sending a button `down' event. */ if ((mouse.zmap > 0) && (action.dz != 0)) { action.obutton = action.button; action.dx = action.dy = action.dz = 0; mouse_map(&action, &action2); debug("activity : buttons 0x%08x dx %d dy %d dz %d", action2.button, action2.dx, action2.dy, action2.dz); mouse_click(&action2); } /* NOT REACHED */ } } } static void usage(void) { printf("usage : %s [-3DPRcdfs] [-I file] [-F rate] [-r resolution ] [-S baudrate]",__progname); printf(" [-C threshold] [-t protocol] [-m type] [-M N=M] [-b buttons]"); printf(" [-w N] [-z target] -p port \n"); printf(" %s -i info -p port \n",__progname); exit(1); } int main(int argc, char **argv) { int opt; int i; while ((opt = (getopt(argc,argv,"3DPRb:cdfhi:m:st:I:F:r:M:S:C:p:w:z:"))) != -1) { switch (opt) { case '3': mouse.flags |= Emulate3Button; break; case 'D': mouse.flags |= ClearDTR; break; case 'P': mouse.flags |= NoPnP; break; case 'R': mouse.flags |= ClearRTS; break; case 'b': mouse.hw.buttons = atoi(optarg); break; case 'c': mouse.flags |= ChordMiddle; break; case 'd': ++debug; break; case 'f': nodaemon = TRUE; break; case 'M': if (!mouse_installmap(optarg)) { warnx("invalid mapping `%s'\n", optarg); usage(); } break; case 's': mouse.baudrate = 9600; break; case 't': if (strcmp(optarg, "auto") == 0) { mouse.proto = P_UNKNOWN; mouse.flags &= ~NoPnP; break; } for (i = 0; mouse_names[i]; i++) if (strcmp(optarg,mouse_names[i]) == 0){ mouse.proto = i; mouse.flags |= NoPnP; break; } if (mouse_names[i]) break; printf("no such mouse protocol `%s'\n", optarg); usage(); break; case 'm': for (i = 0 ; mouse_models[i].name; i++) if (strcmp(optarg,mouse_models[i].name) == 0){ mouse.hw.model = mouse_models[i].val; break; } if (mouse_models[i].name) break; printf("no such mouse type `%s'\n", optarg); usage(); break; case 'i': if (strcmp(optarg, "all") == 0) identify = ID_ALL; else if (strcmp(optarg, "port") == 0) identify = ID_PORT; else if (strcmp(optarg, "if") == 0) identify = ID_IF; else if (strcmp(optarg, "type") == 0) identify = ID_TYPE; else if (strcmp(optarg, "model") == 0) identify = ID_MODEL; else { printf("invalid argument `%s'", optarg); usage(); } break; case 'I': pidfile = optarg; break; case 'F': mouse.rate = atoi(optarg); if (mouse.rate <= 0) { printf("invalid rate `%s'\n", optarg); usage(); } break; case 'r': if (strcmp(optarg, "high") == 0) mouse.resolution = MOUSE_RES_HIGH; else if (strcmp(optarg, "medium-high") == 0) mouse.resolution = MOUSE_RES_MEDIUMHIGH; else if (strcmp(optarg, "medium-low") == 0) mouse.resolution = MOUSE_RES_MEDIUMLOW; else if (strcmp(optarg, "low") == 0) mouse.resolution = MOUSE_RES_LOW; else if (strcmp(optarg, "default") == 0) mouse.resolution = MOUSE_RES_DEFAULT; else { mouse.resolution = atoi(optarg); if (mouse.resolution <= 0) { printf("invalid resolution `%s'\n", optarg); usage(); } } break; case 'S': mouse.baudrate = atoi(optarg); if (mouse.baudrate <= 0) { printf("invalid baudrate `%s'\n", optarg); usage(); } break; case 'C': #define MAX_CLICKTHRESHOLD 2000 /* max delay for double click */ mouse.clickthreshold = atoi(optarg); if ((mouse.clickthreshold < 0) || (mouse.clickthreshold > MAX_CLICKTHRESHOLD)) { printf("invalid threshold `%s': max value is %d\n" , optarg,MAX_CLICKTHRESHOLD); usage(); } break; case 'p': mouse.portname = strdup(optarg); break; case 'h': usage(); break; case 'w': i = atoi(optarg); if ((i <= 0) || (i > MOUSE_MAXBUTTON)) { warnx("invalid argument `%s'", optarg); usage(); } mouse.wmode = 1 << (i - 1); break; case 'z': if (strcmp(optarg, "x") == 0) mouse.zmap = MOUSE_XAXIS; else if (strcmp(optarg, "y") == 0) mouse.zmap = MOUSE_YAXIS; else { i = atoi(optarg); /* * Use button i for negative Z axis movement * and button (i + 1) for positive Z axis * movement. */ if ((i <= 0) || (i > MOUSE_MAXBUTTON - 1)) { warnx("invalid argument `%s'", optarg); usage(); } mouse.zmap = 1 << (i - 1); } break; default: usage(); } } /* * mouse device name : * Logitech bus mouse : /dev/lms0 * Microsoft bus mouse (also refered as inport) : /dev/mms0 * PS/2 mouse : /dev/pms0 * * Note that Logitech and Microsoft bus mouse speak the same * protocol (BusMouse). */ switch(mouse.proto) { case P_INPORT: /* Inport and Bus use the same protocol (BusMouse) */ mouse.proto = P_BM; mouse.portname = MMS_DEV; break; case P_BM: if (!mouse.portname) mouse.portname = LMS_DEV; break; case P_PS2: if (!mouse.portname) mouse.portname = PMS_DEV; break; default: if (mouse.portname) /* serial mouse */ break; printf("no port name specified\n"); usage(); } for (;;) { if (setjmp(env) == 0) { signal(SIGUSR1, freedev); signal(SIGUSR2, opendev); signal(SIGINT , cleanup); signal(SIGQUIT, cleanup); signal(SIGTERM, cleanup); signal(SIGKILL, cleanup); if ((mouse.mfd = open(mouse.portname, O_RDWR | O_NONBLOCK, 0)) == -1) logerr(1, "unable to open %s", mouse.portname); if (mouse_identify() == P_UNKNOWN) { logwarn("cannot determine mouse type on %s", mouse.portname); close(mouse.mfd); mouse.mfd = -1; } /* print some information */ if (identify != ID_NONE) { if (identify == ID_ALL) printf("%s %s %s %s\n", mouse.portname, mouse_if(mouse.hw.iftype), mouse_name(mouse.proto), mouse_model(mouse.hw.model)); else if (identify & ID_PORT) printf("%s\n", mouse.portname); else if (identify & ID_IF) printf("%s\n", mouse_if(mouse.hw.iftype)); else if (identify & ID_TYPE) printf("%s\n", mouse_name(mouse.proto)); else if (identify & ID_MODEL) printf("%s\n", mouse_model(mouse.hw.model)); exit(0); } else { debug("port: %s interface: %s type: %s model: %s", mouse.portname, mouse_if(mouse.hw.iftype), mouse_name(mouse.proto), mouse_model(mouse.hw.model)); } if (mouse.mfd == -1) { /* * We cannot continue because of error. Exit if the * program has not become a daemon. Otherwise, block * until the the user corrects the problem and issues * SIGHUP. */ if (!background) exit(1); sigpause(0); } mouse_init(); /* init mouse */ moused(); } if (mouse.mfd != -1) close(mouse.mfd); } /* NOT REACHED */ exit(0); return (0); }