| /* 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 */ |