New file for defining the End Of Connection (EOC) bucket type.

The new bucket type was introduced for connection level filters (Ex. SSL)
that need to send special data to the peer just before the socket is closed.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@102792 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/server/eoc_bucket.c b/server/eoc_bucket.c
new file mode 100644 (file)
index 0000000..4d99d23
--- /dev/null
+++ b/server/eoc_bucket.c
@@ -0,0 +1,54 @@
+/* Copyright 2000-2004 The Apache Software Foundation
+ *
+ * Licensed 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 "httpd.h"
+#include "http_connection.h"
+
+static apr_status_t eoc_bucket_read(apr_bucket *b, const char **str, 
+                                    apr_size_t *len, apr_read_type_e block)
+{
+    *str = NULL;
+    *len = 0;
+    return APR_SUCCESS;
+}
+
+AP_DECLARE(apr_bucket *) ap_bucket_eoc_make(apr_bucket *b)
+{
+    b->length      = 0;
+    b->start       = 0;
+    b->data        = NULL;
+    b->type        = &ap_bucket_type_eoc;
+    
+    return b;
+}
+
+AP_DECLARE(apr_bucket *) ap_bucket_eoc_create(apr_bucket_alloc_t *list)
+{
+    apr_bucket *b = apr_bucket_alloc(sizeof(*b), list);
+
+    APR_BUCKET_INIT(b);
+    b->free = apr_bucket_free;
+    b->list = list;
+    return ap_bucket_eoc_make(b);
+}
+
+AP_DECLARE_DATA const apr_bucket_type_t ap_bucket_type_eoc = {
+    "EOC", 5, APR_BUCKET_METADATA,
+    apr_bucket_destroy_noop,
+    eoc_bucket_read,
+    apr_bucket_setaside_noop,
+    apr_bucket_split_notimpl,
+    apr_bucket_simple_copy
+};