michael@0: /*
michael@0:  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
michael@0:  *
michael@0:  *  Use of this source code is governed by a BSD-style license
michael@0:  *  that can be found in the LICENSE file in the root of the source
michael@0:  *  tree. An additional intellectual property rights grant can be found
michael@0:  *  in the file PATENTS.  All contributing project authors may
michael@0:  *  be found in the AUTHORS file in the root of the source tree.
michael@0:  */
michael@0: 
michael@0: 
michael@0: #ifndef common_h
michael@0: #define common_h 1
michael@0: 
michael@0: #include <assert.h>
michael@0: 
michael@0: /* Interface header for common constant data structures and lookup tables */
michael@0: 
michael@0: #include "vpx_mem/vpx_mem.h"
michael@0: 
michael@0: /* Only need this for fixed-size arrays, for structs just assign. */
michael@0: 
michael@0: #define vp8_copy( Dest, Src) { \
michael@0:         assert( sizeof( Dest) == sizeof( Src)); \
michael@0:         vpx_memcpy( Dest, Src, sizeof( Src)); \
michael@0:     }
michael@0: 
michael@0: /* Use this for variably-sized arrays. */
michael@0: 
michael@0: #define vp8_copy_array( Dest, Src, N) { \
michael@0:         assert( sizeof( *Dest) == sizeof( *Src)); \
michael@0:         vpx_memcpy( Dest, Src, N * sizeof( *Src)); \
michael@0:     }
michael@0: 
michael@0: #define vp8_zero( Dest)  vpx_memset( &Dest, 0, sizeof( Dest));
michael@0: 
michael@0: #define vp8_zero_array( Dest, N)  vpx_memset( Dest, 0, N * sizeof( *Dest));
michael@0: 
michael@0: 
michael@0: #endif  /* common_h */