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/*
* Serial joystick driver attach program.
* (c) 1998 David Thompson <dcthomp@mail.utexas.edu>
* (c) 1999 Vojtech Pavlik <vojtech@suse.cz>
*
* Sponsored by SuSE
*/
/*
* This program is used for attaching a serial line to a joystick
* device, via a line discipline.
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Should you need to contact me, the author, you can do so either by
* e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
* Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <fcntl.h>
#include <termios.h>
#include <string.h>
struct joy_types {
char name[16];
int speed;
int flags;
int ldisc;
int (*init)(int fd);
};
void setline(int fd, int speed, int flags)
{
struct termios tio;
tcgetattr(fd, &tio);
tio.c_cflag = flags | HUPCL | CLOCAL | CREAD;
tio.c_iflag = IGNBRK | IGNPAR;
tio.c_oflag = 0;
tio.c_lflag = 0;
tio.c_cc[VMIN ] = 1;
tio.c_cc[VTIME] = 0;
tio.c_cc[VEOL ] = '\r';
tio.c_cc[VERASE] = 0;
tio.c_cc[VKILL] = 0;
cfsetispeed(&tio, speed);
cfsetospeed(&tio, speed);
tcsetattr(fd, TCSANOW, &tio);
}
int readchar(int fd, unsigned char *c, int timeout)
{
struct timeval tv;
fd_set set;
tv.tv_sec = 0;
tv.tv_usec = timeout * 1000;
FD_ZERO(&set);
FD_SET(fd, &set);
if (!select(fd+1, &set, NULL, NULL, &tv)) return -1;
read(fd, c, 1);
return 0;
}
int warrior_init(int fd)
{
unsigned char c;
if (readchar(fd, &c, 2000) || c != 'J') return -1;
while (c != ')' - 0x20) if (readchar(fd, &c, 1000)) return -1;
if (write(fd, "*S", 2) != 2) return -1;
if (readchar(fd, &c, 1000) || c != '*' ||
readchar(fd, &c, 1000) || c != 'S') return -1;
setline(fd, B4800, CS8);
return 0;
}
int sball4000_init(int fd)
{
unsigned char c;
if (readchar(fd, &c, 4000) || c != 0x11 ||
readchar(fd, &c, 1000) || c != 0x0d ){
fprintf(stderr, "This doesn't look like a Spaceball 4000 FLX.\n");
return -1;
}
sleep(2); /* Wait a few seconds for the Spaceball to initialize. */
if (write(fd,"YS\rM\r",5)!=5) /* Set high-resolution & enable axis events */
return -1;
return 0;
}
struct joy_types joy_types[] = {
{ "--sball4", B9600, CS8, 12, sball4000_init },
{ "--spaceorb", B9600, CS8, 15, NULL },
{ "--warrior", B1200, CS7, 13, warrior_init },
{ "--magellan", B9600, CS8 | CSTOPB | CRTSCTS, 14, NULL },
{ "", 0, 0 }
};
int main(int argc, char **argv)
{
int ldisc;
int type;
int fd;
if (argc < 2 || argc > 3 || !strcmp("--help", argv[1])) {
puts("");
puts("Usage: jsttach <mode> <device>");
puts("");
puts("Modes:");
puts(" --sball4 SpaceBall 4000 FLX");
puts(" --spaceorb SpaceOrb 360 / SpaceBall Avenger");
puts(" --warrior WingMan Warrior");
puts(" --magellan Magellan / SpaceMouse");
puts("");
return 1;
}
for (type = 0; joy_types[type].speed; type++) {
if (!strncasecmp(argv[1], joy_types[type].name, 16))
break;
}
if (!joy_types[type].speed) {
fprintf(stderr, "jsattach: invalid mode\n");
return 1;
}
if ((fd = open(argv[2], O_RDWR|O_NOCTTY|O_NONBLOCK)) < 0) {
perror("jsattach");
return 1;
}
setline(fd, joy_types[type].speed, joy_types[type].flags);
if (joy_types[type].init && joy_types[type].init(fd)) {
fprintf(stderr, "jsattach: device initialization failed\n");
return 1;
}
ldisc = joy_types[type].ldisc;
if(ioctl(fd, TIOCSETD, &ldisc)) {
fprintf(stderr, "jsattach: can't set line discipline\n");
return 1;
}
while (1) sleep(60);
ldisc = 0;
ioctl(fd, TIOCSETD, &ldisc);
close(fd);
return 0;
}
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