1 /*
2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 
12 #ifndef VP8_COMMON_COMMON_H_
13 #define VP8_COMMON_COMMON_H_
14 
15 #include <assert.h>
16 
17 /* Interface header for common constant data structures and lookup tables */
18 
19 #include "vpx_mem/vpx_mem.h"
20 
21 #ifdef __cplusplus
22 extern "C" {
23 #endif
24 
25 /* Only need this for fixed-size arrays, for structs just assign. */
26 
27 #define vp8_copy( Dest, Src) { \
28         assert( sizeof( Dest) == sizeof( Src)); \
29         vpx_memcpy( Dest, Src, sizeof( Src)); \
30     }
31 
32 /* Use this for variably-sized arrays. */
33 
34 #define vp8_copy_array( Dest, Src, N) { \
35         assert( sizeof( *Dest) == sizeof( *Src)); \
36         vpx_memcpy( Dest, Src, N * sizeof( *Src)); \
37     }
38 
39 #define vp8_zero( Dest)  vpx_memset( &Dest, 0, sizeof( Dest));
40 
41 #define vp8_zero_array( Dest, N)  vpx_memset( Dest, 0, N * sizeof( *Dest));
42 
43 
44 #ifdef __cplusplus
45 }  // extern "C"
46 #endif
47 
48 #endif  // VP8_COMMON_COMMON_H_
49