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+/* Cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2007 Chris Wilson
+ * Copyright © 2009 Intel Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (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.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is Red Hat, Inc.
+ *
+ * Contributors(s):
+ * Chris Wilson <chris@chris-wilson.co.uk>
+ */
+
+#ifndef CAIRO_MEMPOOL_PRIVATE_H
+#define CAIRO_MEMPOOL_PRIVATE_H
+
+#include "cairo-compiler-private.h"
+#include "cairo-error-private.h"
+
+#include <stddef.h> /* for size_t */
+
+CAIRO_BEGIN_DECLS
+
+typedef struct _cairo_mempool cairo_mempool_t;
+
+struct _cairo_mempool {
+ char *base;
+ struct _cairo_memblock {
+ int bits;
+ cairo_list_t link;
+ } *blocks;
+ cairo_list_t free[32];
+ unsigned char *map;
+
+ unsigned int num_blocks;
+ int min_bits; /* Minimum block size is 1 << min_bits */
+ int num_sizes;
+ int max_free_bits;
+
+ size_t free_bytes;
+ size_t max_bytes;
+};
+
+cairo_private cairo_status_t
+_cairo_mempool_init (cairo_mempool_t *pool,
+ void *base,
+ size_t bytes,
+ int min_bits,
+ int num_sizes);
+
+cairo_private void *
+_cairo_mempool_alloc (cairo_mempool_t *pi, size_t bytes);
+
+cairo_private void
+_cairo_mempool_free (cairo_mempool_t *pi, void *storage);
+
+cairo_private void
+_cairo_mempool_fini (cairo_mempool_t *pool);
+
+CAIRO_END_DECLS
+
+#endif /* CAIRO_MEMPOOL_PRIVATE_H */