Adding upstream version 3.8.1.upstream/3.8.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 92 insertions, 0 deletions

diff --git a/src/libutil/mem_pool_internal.h b/src/libutil/mem_pool_internal.h
new file mode 100644
index 0000000..4fea839
--- /dev/null
+++ b/src/libutil/mem_pool_internal.h
@@ -0,0 +1,92 @@
+/*-
+ * Copyright 2019 Vsevolod Stakhov
+ *
+ * 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.
+ */
+
+#ifndef RSPAMD_MEM_POOL_INTERNAL_H
+#define RSPAMD_MEM_POOL_INTERNAL_H
+
+/*
+ * Internal memory pool stuff
+ */
+
+#define align_ptr(p, a) \
+	((guint8 *) ((uintptr_t) (p) + ((-(intptr_t) (p)) & ((a) -1))))
+
+enum rspamd_mempool_chain_type {
+	RSPAMD_MEMPOOL_NORMAL = 0,
+	RSPAMD_MEMPOOL_SHARED,
+	RSPAMD_MEMPOOL_MAX
+};
+#define ENTRY_LEN 128
+#define ENTRY_NELTS 64
+
+struct entry_elt {
+	guint32 fragmentation;
+	guint32 leftover;
+};
+
+struct rspamd_mempool_entry_point {
+	gchar src[ENTRY_LEN];
+	guint32 cur_suggestion;
+	guint32 cur_elts;
+	guint32 cur_vars;
+	struct entry_elt elts[ENTRY_NELTS];
+};
+
+/**
+ * Destructors list item structure
+ */
+struct _pool_destructors {
+	rspamd_mempool_destruct_t func; /**< pointer to destructor					*/
+	void *data;                     /**< data to free							*/
+	const gchar *function;          /**< function from which this destructor was added */
+	const gchar *loc;               /**< line number                            */
+	struct _pool_destructors *next;
+};
+
+
+struct rspamd_mempool_variable {
+	gpointer data;
+	rspamd_mempool_destruct_t dtor;
+};
+
+KHASH_INIT(rspamd_mempool_vars_hash,
+		   guint32, struct rspamd_mempool_variable, 1,
+		   kh_int_hash_func, kh_int_hash_equal);
+
+struct rspamd_mempool_specific {
+	struct _pool_chain *pools[RSPAMD_MEMPOOL_MAX];
+	struct _pool_destructors *dtors_head, *dtors_tail;
+	GPtrArray *trash_stack;
+	khash_t(rspamd_mempool_vars_hash) * variables;
+	struct rspamd_mempool_entry_point *entry;
+	gsize elt_len; /**< size of an element						*/
+	gsize used_memory;
+	guint wasted_memory;
+	gint flags;
+};
+
+/**
+ * Pool page structure
+ */
+struct _pool_chain {
+	guint8 *begin;    /**< begin of pool chain block              */
+	guint8 *pos;      /**< current start of free space in block   */
+	gsize slice_size; /**< length of block                        */
+	struct _pool_chain *next;
+};
+
+
+#endif