summaryrefslogtreecommitdiff
path: root/qpid/extras/dispatch/src/work_queue.c
diff options
context:
space:
mode:
Diffstat (limited to 'qpid/extras/dispatch/src/work_queue.c')
-rw-r--r--qpid/extras/dispatch/src/work_queue.c132
1 files changed, 0 insertions, 132 deletions
diff --git a/qpid/extras/dispatch/src/work_queue.c b/qpid/extras/dispatch/src/work_queue.c
deleted file mode 100644
index 93c1cda1a9..0000000000
--- a/qpid/extras/dispatch/src/work_queue.c
+++ /dev/null
@@ -1,132 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-#include <qpid/dispatch/ctools.h>
-#include "work_queue.h"
-#include <string.h>
-#include <stdio.h>
-
-#define BATCH_SIZE 100
-typedef struct work_item_t work_item_t;
-
-struct work_item_t {
- DEQ_LINKS(work_item_t);
- pn_connector_t *conn;
-};
-
-DEQ_DECLARE(work_item_t, work_list_t);
-
-struct work_queue_t {
- work_list_t items;
- work_list_t free_list;
-};
-
-static void allocate_batch(work_queue_t *w)
-{
- int i;
- work_item_t *batch = NEW_ARRAY(work_item_t, BATCH_SIZE);
- if (!batch)
- return;
-
- memset(batch, 0, sizeof(work_item_t) * BATCH_SIZE);
-
- for (i = 0; i < BATCH_SIZE; i++)
- DEQ_INSERT_TAIL(w->free_list, &batch[i]);
-}
-
-
-work_queue_t *work_queue(void)
-{
- work_queue_t *w = NEW(work_queue_t);
- if (!w)
- return 0;
-
- DEQ_INIT(w->items);
- DEQ_INIT(w->free_list);
-
- allocate_batch(w);
-
- return w;
-}
-
-
-void work_queue_free(work_queue_t *w)
-{
- if (!w)
- return;
-
- // KEEP TRACK OF BATCHES AND FREE
- free(w);
-}
-
-
-void work_queue_put(work_queue_t *w, pn_connector_t *conn)
-{
- work_item_t *item;
-
- if (!w)
- return;
- if (DEQ_SIZE(w->free_list) == 0)
- allocate_batch(w);
- if (DEQ_SIZE(w->free_list) == 0)
- return;
-
- item = DEQ_HEAD(w->free_list);
- DEQ_REMOVE_HEAD(w->free_list);
-
- item->conn = conn;
-
- DEQ_INSERT_TAIL(w->items, item);
-}
-
-
-pn_connector_t *work_queue_get(work_queue_t *w)
-{
- work_item_t *item;
- pn_connector_t *conn;
-
- if (!w)
- return 0;
- item = DEQ_HEAD(w->items);
- if (!item)
- return 0;
-
- DEQ_REMOVE_HEAD(w->items);
- conn = item->conn;
- item->conn = 0;
-
- DEQ_INSERT_TAIL(w->free_list, item);
-
- return conn;
-}
-
-
-int work_queue_empty(work_queue_t *w)
-{
- return !w || DEQ_SIZE(w->items) == 0;
-}
-
-
-int work_queue_depth(work_queue_t *w)
-{
- if (!w)
- return 0;
- return DEQ_SIZE(w->items);
-}
-