h2_task *h2_mplx_pop_task(h2_mplx *m, h2_worker *w, int *has_more)
{
h2_task *task = NULL;
apr_status_t status;
AP_DEBUG_ASSERT(m);
if (m->aborted) {
*has_more = 0;
return NULL;
}
status = apr_thread_mutex_lock(m->lock);
if (APR_SUCCESS == status) {
int sid;
while (!task && (sid = h2_tq_shift(m->q)) > 0) {
/* Anything not already setup correctly in the task
* needs to be so now, as task will be executed right about
* when this method returns. */
h2_io *io = h2_io_set_get(m->stream_ios, sid);
if (io) {
task = h2_worker_create_task(w, m, io->request, !io->request_body);
}
}
*has_more = !h2_tq_empty(m->q);
apr_thread_mutex_unlock(m->lock);
}
return task;
}
static const h2_request *pop_request(h2_mplx *m)
{
const h2_request *req = NULL;
int sid;
while (!m->aborted && !req && (sid = h2_tq_shift(m->q)) > 0) {
h2_io *io = h2_io_set_get(m->stream_ios, sid);
if (io) {
req = io->request;
io->worker_started = 1;
if (sid > m->max_stream_started) {
m->max_stream_started = sid;
}
}
}
return req;
}
