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commit 8468d9bd5c66fe402acbc06f728b12ea996848de
Author: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Date: 1327049889 -0600
Replicate LED status from virtual keyboards to physical keyboards
Fix keyboard attribute cloning
This commit closes Bug 561
diff --git a/tsak/main.cpp b/tsak/main.cpp
index df485a0..26aad00 100644
--- a/tsak/main.cpp
+++ b/tsak/main.cpp
@@ -126,22 +126,23 @@ static void copy_features(int devin, int devout)
for(i=0;i<EV_MAX;++i) {
if (bit_set(i, evtypes)) {
switch(i) {
- case EV_KEY: op = UI_SET_KEYBIT; break;
- case EV_REL: op = UI_SET_RELBIT; break;
- case EV_ABS: op = UI_SET_ABSBIT; break;
- case EV_MSC: op = UI_SET_MSCBIT; break;
- case EV_LED: op = UI_SET_LEDBIT; break;
- case EV_SND: op = UI_SET_SNDBIT; break;
- case EV_SW: op = UI_SET_SWBIT; break;
- default: op = -1;
+ case EV_KEY: op = UI_SET_KEYBIT; break;
+ case EV_REL: op = UI_SET_RELBIT; break;
+ case EV_ABS: op = UI_SET_ABSBIT; break;
+ case EV_MSC: op = UI_SET_MSCBIT; break;
+ case EV_LED: op = UI_SET_LEDBIT; break;
+ case EV_SND: op = UI_SET_SNDBIT; break;
+ case EV_SW: op = UI_SET_SWBIT; break;
+ default: op = -1;
+ }
}
- }
- if (op == -1) continue;
- ioctl(devout, UI_SET_EVBIT, i);
- memset(codes,0,sizeof(codes));
- if (ioctl(devin, EVIOCGBIT(i, sizeof(codes)), codes) < 0) return;
- for(code=0;code<KEY_MAX;code++) {
- if (bit_set(code, codes)) ioctl(devout, op, code);
+ if (op == -1) continue;
+ ioctl(devout, UI_SET_EVBIT, i);
+ memset(codes,0,sizeof(codes));
+ if (ioctl(devin, EVIOCGBIT(i, sizeof(codes)), codes) >= 0) {
+ for(code=0;code<KEY_MAX;code++) {
+ if (bit_set(code, codes)) ioctl(devout, op, code);
+ }
}
}
}
@@ -342,6 +343,7 @@ int main (int argc, char *argv[])
{
struct input_event ev[64];
struct input_event event;
+ struct input_event revev;
struct uinput_user_dev devinfo={0};
int devout[MAX_KEYBOARDS], rd, i, value, size = sizeof (struct input_event);
char name[256] = "Unknown";
@@ -416,9 +418,9 @@ int main (int argc, char *argv[])
fprintf(stderr, "Reading from keyboard: (%s)\n", name);
// Create filtered virtual output device
- devout[current_keyboard]=open("/dev/misc/uinput",O_WRONLY|O_NONBLOCK);
+ devout[current_keyboard]=open("/dev/misc/uinput",O_RDWR|O_NONBLOCK);
if (devout[current_keyboard]<0) {
- devout[current_keyboard]=open("/dev/uinput",O_WRONLY|O_NONBLOCK);
+ devout[current_keyboard]=open("/dev/uinput",O_RDWR|O_NONBLOCK);
if (devout[current_keyboard]<0) {
perror("open(\"/dev/misc/uinput\")");
}
@@ -483,6 +485,14 @@ int main (int argc, char *argv[])
fprintf(stderr, "Read failed.\n");
break;
}
+
+ // Replicate LED events from the virtual keyboard to the physical keyboard
+ int rrd = read(devout[current_keyboard], &revev, size);
+ if (rrd >= size) {
+ if (revev.type == EV_LED) {
+ write(keyboard_fds[current_keyboard], &revev, sizeof(revev));
+ }
+ }
value = ev[0].value;
@@ -506,7 +516,7 @@ int main (int argc, char *argv[])
}
}
- if (hide_event == false) {
+ if ((hide_event == false) && (ev[0].type != EV_LED) && (ev[1].type != EV_LED)) {
// Pass the event on...
event = ev[0];
write(devout[current_keyboard], &event, sizeof event);
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