// ---------------------------------------------------------------------
UInt32 FskNetInterfaceEnumerate() {
return FskListMutexCount(gNetworkInterfaceList);
}
void gpioThread(void *param)
{
int seed = -1;
struct pollfd *fds = NULL;
int fdsInUse = 0;
int pollersCount = 0;
while (!gGPIOThreadQuit) {
int result;
linuxDigital walker;
FskMutexAcquire(gLinuxDigitalPins->mutex);
if (seed != gGPIOPollersSeed) {
FskErr err;
pollersCount = (int)FskListMutexCount(gLinuxDigitalPins);
err = FskMemPtrRealloc((pollersCount + 1) * sizeof(struct pollfd), &fds);
if (err) {
FskMutexRelease(gLinuxDigitalPins->mutex);
break;
}
seed = gGPIOPollersSeed;
fds[0].fd = gGPIOEventFD;
fds[0].events = POLLIN | POLLERR | POLLHUP;
fdsInUse = 1;
for (walker = (linuxDigital)gLinuxDigitalPins->list; NULL != walker; walker = *(linuxDigital *)walker) {
linuxDigital w = (linuxDigital)(((char *)walker) - offsetof(linuxDigitalRecord, next));
if (w->canInterrupt && w->triggeredCallback) {
fds[fdsInUse].fd = w->file;
fds[fdsInUse].events = POLLPRI;
fdsInUse += 1;
}
}
}
FskMutexRelease(gLinuxDigitalPins->mutex);
result = poll(fds, fdsInUse, -1);
if (fds[0].revents & POLLIN) {
uint64_t ignore;
read(gGPIOEventFD, &ignore, sizeof(ignore));
}
FskMutexAcquire(gLinuxDigitalPins->mutex);
for (walker = (linuxDigital)gLinuxDigitalPins->list; NULL != walker; walker = *(linuxDigital *)walker) {
linuxDigital w = (linuxDigital)(((char *)walker) - offsetof(linuxDigitalRecord, next));
int i;
struct pollfd *fdp = &fds[1];
for (i = 1; i < fdsInUse; i++, fdp++) {
if ((fdp->fd == w->file) && (fdp->revents & POLLPRI)) {
char buffer[6];
lseek(w->file, 0, SEEK_SET);
read(w->file, buffer, sizeof(buffer) - 1);
if (w->triggeredCallback)
(w->triggeredCallback)((FskPinDigital)w, w->triggeredRefCon);
break;
}
}
}
FskMutexRelease(gLinuxDigitalPins->mutex);
}
FskMemPtrDispose(fds);
}
