ER
psnd_pdq(ID pdqid, intptr_t data, PRI datapri)
{
PDQCB *p_pdqcb;
ER ercd;
LOG_PSND_PDQ_ENTER(pdqid, data, datapri);
CHECK_UNL();
CHECK_ID(VALID_PDQID(pdqid));
p_pdqcb = get_pdqcb(pdqid);
CHECK_PAR(TMIN_DPRI <= datapri && datapri <= p_pdqcb->p_pdqinib->maxdpri);
lock_cpu();
if (send_pridata(p_pdqcb, data, datapri)) {
if (p_runtsk != p_schedtsk) {
if (!sense_context()) {
dispatch();
}
else {
request_dispatch();
}
}
ercd = E_OK;
}
else {
ercd = E_TMOUT;
}
unlock_cpu();
error_exit:
LOG_PSND_PDQ_LEAVE(ercd);
return(ercd);
}
static void dispatch_timeout_callback(AvahiTimeout *t, void *userdata) {
ConnectionData *d = userdata;
assert(t);
assert(d);
connection_data_ref(d);
dbus_connection_ref(d->connection);
if (dbus_connection_dispatch(d->connection) == DBUS_DISPATCH_DATA_REMAINS)
/* If there's still data, request that this handler is called again */
request_dispatch(d, 1);
else
request_dispatch(d, 0);
dbus_connection_unref(d->connection);
connection_data_unref(d);
}
ER
wup_tsk(ID tskid)
{
TCB *p_tcb;
ER ercd;
LOG_WUP_TSK_ENTER(tskid);
CHECK_UNL();
if (tskid == TSK_SELF && !sense_context()) {
p_tcb = p_runtsk;
}
else {
CHECK_ID(VALID_TSKID(tskid));
p_tcb = get_tcb(tskid);
}
lock_cpu();
if (p_tcb->p_tinib->tskatr == TA_NOEXS) {
ercd = E_NOEXS;
}
else if (TSTAT_DORMANT(p_tcb->tstat)) {
ercd = E_OBJ;
}
else if (TSTAT_WAIT_SLP(p_tcb->tstat)) {
wait_complete(p_tcb);
if (p_runtsk != p_schedtsk) {
if (!sense_context()) {
dispatch();
}
else {
request_dispatch();
}
}
ercd = E_OK;
}
else if (!(p_tcb->wupque)) {
p_tcb->wupque = true;
ercd = E_OK;
}
else {
ercd = E_QOVR;
}
unlock_cpu();
error_exit:
LOG_WUP_TSK_LEAVE(ercd);
return(ercd);
}
void
wait_tmout_ok(TCB *p_tcb)
{
p_tcb->p_winfo->wercd = E_OK;
make_non_wait(p_tcb);
if (p_runtsk != p_schedtsk) {
request_dispatch();
}
/*
* ここで優先度の高い割込みを受け付ける．
*/
unlock_cpu();
delay_for_interrupt();
lock_cpu();
}
ER
act_tsk(ID tskid)
{
TCB *p_tcb;
ER ercd;
LOG_ACT_TSK_ENTER(tskid);
CHECK_UNL(); /*［NGKI1114］*/
if (tskid == TSK_SELF && !sense_context()) {
p_tcb = p_runtsk; /*［NGKI1121］*/
}
else {
CHECK_ID(VALID_TSKID(tskid)); /*［NGKI1115］*/
p_tcb = get_tcb(tskid);
}
lock_cpu();
if (p_tcb->p_tinib->tskatr == TA_NOEXS) {
ercd = E_NOEXS; /*［NGKI1116］*/
}
else if (TSTAT_DORMANT(p_tcb->tstat)) {
make_active(p_tcb); /*［NGKI1118］*/
if (p_runtsk != p_schedtsk) {
if (!sense_context()) {
dispatch();
}
else {
request_dispatch();
}
}
ercd = E_OK;
}
else if ((p_tcb->p_tinib->tskatr & TA_NOACTQUE) != 0U || p_tcb->actque) {
ercd = E_QOVR; /*［NGKI3528］*/
}
else {
p_tcb->actque = true; /*［NGKI3527］*/
ercd = E_OK;
}
unlock_cpu();
error_exit:
LOG_ACT_TSK_LEAVE(ercd);
return(ercd);
}
ER
sig_sem(ID semid)
{
SEMCB *p_semcb;
TCB *p_tcb;
ER ercd;
LOG_SIG_SEM_ENTER(semid);
CHECK_UNL();
CHECK_ID(VALID_SEMID(semid));
p_semcb = get_semcb(semid);
lock_cpu();
if (p_semcb->p_seminib->sematr == TA_NOEXS) {
ercd = E_NOEXS;
}
else if (!queue_empty(&(p_semcb->wait_queue))) {
p_tcb = (TCB *) queue_delete_next(&(p_semcb->wait_queue));
wait_complete(p_tcb);
if (p_runtsk != p_schedtsk) {
if (!sense_context()) {
dispatch();
}
else {
request_dispatch();
}
}
ercd = E_OK;
}
else if (p_semcb->semcnt < p_semcb->p_seminib->maxsem) {
p_semcb->semcnt += 1;
ercd = E_OK;
}
else {
ercd = E_QOVR;
}
unlock_cpu();
error_exit:
LOG_SIG_SEM_LEAVE(ercd);
return(ercd);
}
int avahi_dbus_connection_glue(DBusConnection *c, const AvahiPoll *poll_api) {
ConnectionData *d = NULL;
assert(c);
assert(poll_api);
if (!(d = avahi_new(ConnectionData, 1)))
goto fail;;
d->poll_api = poll_api;
d->connection = c;
d->ref = 1;
if (!(d->dispatch_timeout = poll_api->timeout_new(poll_api, NULL, dispatch_timeout_callback, d)))
goto fail;
if (!(dbus_connection_set_watch_functions(c, add_watch, remove_watch, watch_toggled, connection_data_ref(d), (DBusFreeFunction)connection_data_unref)))
goto fail;
if (!(dbus_connection_set_timeout_functions(c, add_timeout, remove_timeout, timeout_toggled, connection_data_ref(d), (DBusFreeFunction)connection_data_unref)))
goto fail;
dbus_connection_set_dispatch_status_function(c, dispatch_status, connection_data_ref(d), (DBusFreeFunction)connection_data_unref);
if (dbus_connection_get_dispatch_status(c) == DBUS_DISPATCH_DATA_REMAINS)
request_dispatch(d, 1);
connection_data_unref(d);
return 0;
fail:
if (d) {
d->poll_api->timeout_free(d->dispatch_timeout);
avahi_free(d);
}
return -1;
}
ER
rel_wai(ID tskid)
{
TCB *p_tcb;
ER ercd;
LOG_REL_WAI_ENTER(tskid);
CHECK_UNL();
CHECK_ID(VALID_TSKID(tskid));
p_tcb = get_tcb(tskid);
lock_cpu();
if (p_tcb->p_tinib->tskatr == TA_NOEXS) {
ercd = E_NOEXS;
}
else if (!TSTAT_WAITING(p_tcb->tstat)) {
ercd = E_OBJ;
}
else {
wait_dequeue_wobj(p_tcb);
wait_dequeue_tmevtb(p_tcb);
p_tcb->p_winfo->wercd = E_RLWAI;
make_non_wait(p_tcb);
if (p_runtsk != p_schedtsk) {
if (!sense_context()) {
dispatch();
}
else {
request_dispatch();
}
}
ercd = E_OK;
}
unlock_cpu();
error_exit:
LOG_REL_WAI_LEAVE(ercd);
return(ercd);
}
static void dispatch_status(AVAHI_GCC_UNUSED DBusConnection *connection, DBusDispatchStatus new_status, void *userdata) {
ConnectionData *d = userdata;
if (new_status == DBUS_DISPATCH_DATA_REMAINS)
request_dispatch(d, 1);
}
