static ptrdiff_t writeTimer(Portal* p, void* buf, size_t size, Offset offset) {
UNUSED(offset);
if (size == 0) return 0;
if (p->crumb.flags & CRUMB_ISDIR) {
errno = EPERM;
return -1;
}
NodeInfo ni;
if (getNodeInfoStaticNS(p, timerSNS, WalkSelf, &ni) == NULL) {
errno = ENODEV;
return -1;
}
Timer* timer = (Timer*)ni.contents;
if (strcmp(timer->name, "k70PDB0") == 0) {
char duration[21] = {0};
memcpy(duration, buf, size > 20 ? 20 : size);
AlarmChain* alarm = syskmalloc0(sizeof *alarm);
enterCriticalRegion();
alarm->wakeTime = systime + atoi(duration);
alarm->pid = rp ? rp->pid : 0;
INIT_LIST_HEAD(&alarm->next);
listAddBefore(&alarm->next, &timer->alarms);
leaveCriticalRegion();
return (sizeof duration);
}
char newBuf[8];
size_t bytes = size > 8 ? 8 : size;
memcpy(newBuf + (8 - bytes), buf, size);
memcpy(&timer->timestamp.msecs, newBuf, 8);
return bytes;
}
InterCodes* interCodeInsert(InterCodes *head, InterCode *p) {
assert(head != NULL);
assert(p != NULL);
listAddBefore(head, &p->list);
return head;
}
