1 /*
2 * Mesa 3-D graphics library
3 * Version: 7.9
4 *
5 * Copyright (C) 2010 LunarG Inc.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
24 *
25 * Authors:
26 * Chia-I Wu <olv@lunarg.com>
27 */
28
29 #ifndef _TABLE_H_
30 #define _TABLE_H_
31
32 #include "u_compiler.h"
33 #include "entry.h"
34
35 #define MAPI_TMP_TABLE
36 #include "mapi_tmp.h"
37
38 #define MAPI_TABLE_NUM_SLOTS (MAPI_TABLE_NUM_STATIC + MAPI_TABLE_NUM_DYNAMIC)
39 #define MAPI_TABLE_SIZE (MAPI_TABLE_NUM_SLOTS * sizeof(mapi_func))
40
41 extern const mapi_func table_noop_array[];
42
43 /**
44 * Get the no-op dispatch table.
45 */
46 static INLINE const struct mapi_table *
table_get_noop(void)47 table_get_noop(void)
48 {
49 return (const struct mapi_table *) table_noop_array;
50 }
51
52 /**
53 * Set the function of a slot.
54 */
55 static INLINE void
table_set_func(struct mapi_table * tbl,int slot,mapi_func func)56 table_set_func(struct mapi_table *tbl, int slot, mapi_func func)
57 {
58 mapi_func *funcs = (mapi_func *) tbl;
59 funcs[slot] = func;
60 }
61
62 /**
63 * Return the function of a slot.
64 */
65 static INLINE mapi_func
table_get_func(const struct mapi_table * tbl,int slot)66 table_get_func(const struct mapi_table *tbl, int slot)
67 {
68 const mapi_func *funcs = (const mapi_func *) tbl;
69 return funcs[slot];
70 }
71
72 #endif /* _TABLE_H_ */
73