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/* @(#)attr_impl.h 20.13 90/11/13 SMI */
/*
* (c) Copyright 1989 Sun Microsystems, Inc. Sun design patents
* pending in the U.S. and foreign countries. See LEGAL NOTICE
* file for terms of the license.
*/
#ifndef _attr_impl_h_already_included
#define _attr_impl_h_already_included
#include <xview/attr.h>
#include <xview_private/portable.h>
/* size of an attribute */
#define ATTR_SIZE (sizeof(Attr_attribute))
#define avlist_get(avlist) *(avlist)++
/*
* Copy count elements from list to dest. Advance both list and dest to the
* next element after the last one copied.
*/
#define avlist_copy(avlist, dest, count) \
{ \
XV_BCOPY((char *) avlist, (char *) dest, (int)(count * ATTR_SIZE)); \
avlist += count; \
dest += count; \
}
/*
* A macro to copy attribute values count is the number of Xv_opaque size
* chunks to copy.
*/
#define avlist_copy_values(avlist, dest, count) \
if (count == 1) \
*dest++ = avlist_get(avlist); \
else { \
avlist_copy(avlist, dest, count); \
}
/* package private routines */
extern Attr_avlist attr_copy_avlist();
extern int attr_count_avlist();
extern Attr_avlist attr_copy_valist();
#endif _attr_impl_h_already_included
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