Function refresh_lock

http-push.c:451–482

}

static int refresh_lock(struct remote_lock *lock)
{
	struct active_request_slot *slot;
	struct slot_results results;
	struct curl_slist *dav_headers;
	int rc = 0;

	lock->refreshing = 1;

	dav_headers = get_dav_token_headers(lock, DAV_HEADER_IF | DAV_HEADER_TIMEOUT);

	slot = get_active_slot();
	slot->results = &results;
	curl_setup_http_get(slot->curl, lock->url, DAV_LOCK);
	curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);

	if (start_active_slot(slot)) {
		run_active_slot(slot);
		if (results.curl_result != CURLE_OK) {
			fprintf(stderr, "LOCK HTTP error %ld\n",
				results.http_code);
		} else {
			lock->start_time = time(NULL);
			rc = 1;
		}
	}

	lock->refreshing = 0;
	curl_slist_free_all(dav_headers);

	return rc;
}

static void check_locks(void)
{