moparisthebest
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uinput-mapper
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Hacky, but working input-clone. 

Aside from ABS values.
Code is ripped from evtest; which is GPLv2.
We'll need to do some licensing stuff later.
This commit is contained in:
Merlijn Wajer 2013-04-13 00:54:26 +02:00
parent 01b5b98b8b
commit ae1bbfaf39
1 changed files with 86 additions and 0 deletions
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86
map.c
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@ -42,6 +42,16 @@ static const struct _key_to_str {
{NULL, -1}
};
static const struct _btn_to_str {
char *name;
int num;
} btn_map[] = {
#define DEF_BTN(NAME) \
{#NAME,NAME},
#include "def_buttons.h"
{NULL, -1}
};
static int get_key_num(char* name)
{
int i = 0;
@ -72,6 +82,73 @@ void free_js(int sig) {
exit(1);
}
int scan_device(char *f, int nfd) {
#define BITS_PER_LONG (sizeof(long) * 8)
#define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1)
#define OFF(x) ((x)%BITS_PER_LONG)
#define BIT(x) (1UL<<OFF(x))
#define LONG(x) ((x)/BITS_PER_LONG)
#define test_bit(bit, array) ((array[LONG(bit)] >> OFF(bit)) & 1)
int i, j;
int version;
unsigned short id[4];
char name[256] = "Unknown";
unsigned long bit[EV_MAX][NBITS(KEY_MAX)];
int fd;
fd = open(f, O_RDONLY);
if (ioctl(fd, EVIOCGVERSION, &version)) {
perror("evtest: can't get version");
return 1;
}
printf("Input driver version is %d.%d.%d\n",
version >> 16, (version >> 8) & 0xff, version & 0xff);
ioctl(fd, EVIOCGID, id);
printf("Input device ID: bus 0x%x vendor 0x%x product 0x%x version 0x%x\n",
id[ID_BUS], id[ID_VENDOR], id[ID_PRODUCT], id[ID_VERSION]);
ioctl(fd, EVIOCGNAME(sizeof(name)), name);
printf("Input device name: \"%s\"\n", name);
memset(bit, 0, sizeof(bit));
ioctl(fd, EVIOCGBIT(0, EV_MAX), bit[0]);
printf("Supported events:\n");
for (i = 0; i < EV_MAX; i++)
if (test_bit(i, bit[0])) {
/*printf(" Event type %d (%s)\n", i, events[i] ? events[i] : "?");*/
if (!i) continue;
/* Skip ev_syn; daarna kan je ook storen in bit[i], want i != 0*/
printf("major ioctl: %d, %ld, %d\n", nfd, UI_SET_EVBIT, i);
printf("major ioctl: %d\n", ioctl(nfd, UI_SET_EVBIT, i));
ioctl(fd, EVIOCGBIT(i, KEY_MAX), bit[i]);
for (j = 0; j < KEY_MAX; j++)
if (test_bit(j, bit[i])) {
long kbit;
switch (i) {
case EV_KEY: kbit = UI_SET_KEYBIT; break;
case EV_REL: kbit = UI_SET_RELBIT; break;
case EV_ABS: kbit = UI_SET_ABSBIT; break;
}
printf("Setting key: %d\n", j);
printf("ioctl: %d\n", ioctl(nfd, kbit, j));
/*printf(" Event code %d (%s)\n", j, names[i] ? (names[i][j] ? names[i][j] : "?") : "?");*/
if (i == EV_ABS) {
/* XXX: TODO */
/*print_absdata(fd, j);*/
}
}
}
return 0;
}
int main(int argc, char** argv) {
int j, nowrite, rfds, fdrr = 0;
int in[INPUT_DEVICE_COUNT]; /* fds */
@ -114,8 +191,11 @@ int main(int argc, char** argv) {
}
}
printf("js[j] %d\n", js[j]);
#define H_CONFIGURE_JOYSTICKS
#include "config.h"
scan_device("/dev/input/event6", js[j]);
/* Allocate device info */
snprintf(uidev.name, UINPUT_MAX_NAME_SIZE, "key2joy:%d", j);
@ -183,8 +263,14 @@ int main(int argc, char** argv) {
nowrite = 1;
j = 0;
je.type = e.type;
je.code = e.code;
je.value = e.value;
nowrite = 0;
/*
#define H_JOYMAP
#include "config.h"
*/
/* Update poll read mechanism */
fdrr = (fdrr + 1) % INPUT_DEVICE_COUNT;