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-rw-r--r--lib/erl_interface/src/registry/hash.h47
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diff --git a/lib/erl_interface/src/registry/hash.h b/lib/erl_interface/src/registry/hash.h
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+/*
+ * %CopyrightBegin%
+ *
+ * Copyright Ericsson AB 1998-2009. All Rights Reserved.
+ *
+ * The contents of this file are subject to the Erlang Public License,
+ * Version 1.1, (the "License"); you may not use this file except in
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * %CopyrightEnd%
+ *
+
+ */
+#ifndef _HASH_H
+#define _HASH_H
+
+#include <stdio.h>
+
+#include "ei.h" /* We need our types there */
+
+#define ei_hash_size(tab) ((tab)->size)
+#define ei_hash_count(tab) ((tab)->count)
+
+#define ALIGN_QUAD 0x7
+#define ei_align(size) while (((unsigned)size) & ALIGN_QUAD) (size)++
+
+int ei_isprime(int n);
+int ei_dohash(const char *key);
+void *ei_hash_lookup(ei_hash *tab, const char *key);
+const char *ei_hash_rlookup(ei_hash *tab, const void *value);
+int ei_hash_foreach(ei_hash *tab, int (*f)(const char *key, const void *value));
+void *ei_hash_insert(ei_hash *tab, const char *key, const void *value);
+void *ei_hash_remove(ei_hash *tab, const char *key);
+ei_hash *ei_hash_newtab(int tabsize);
+ei_hash *ei_hash_resize(ei_hash *oldtab, int newsize);
+int ei_hash_freetab(ei_hash *tab, void (*f)(void *));
+void ei_hash_stats(ei_hash *tab, FILE *out);
+void ei_hash_bfree(ei_hash *tab, ei_bucket *b);
+
+#endif /* _HASH_H */