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      1 /*
      2  * Copyright  2008 Red Hat, Inc.
      3  *
      4  * Permission to use, copy, modify, distribute, and sell this software
      5  * and its documentation for any purpose is hereby granted without
      6  * fee, provided that the above copyright notice appear in all copies
      7  * and that both that copyright notice and this permission notice
      8  * appear in supporting documentation, and that the name of
      9  * Red Hat, Inc. not be used in advertising or publicity pertaining to
     10  * distribution of the software without specific, written prior
     11  * permission. Red Hat, Inc. makes no representations about the
     12  * suitability of this software for any purpose.  It is provided "as
     13  * is" without express or implied warranty.
     14  *
     15  * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
     16  * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
     17  * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
     18  * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
     19  * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
     20  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
     21  * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     22  *
     23  * Author: Soren Sandmann <sandmann (at) redhat.com>
     24  */
     25 #ifdef HAVE_CONFIG_H
     26 #include <config.h>
     27 #endif
     28 
     29 #undef PIXMAN_DISABLE_DEPRECATED
     30 
     31 #include "pixman-private.h"
     32 
     33 #include <stdlib.h>
     34 
     35 typedef pixman_box16_t		box_type_t;
     36 typedef pixman_region16_data_t	region_data_type_t;
     37 typedef pixman_region16_t	region_type_t;
     38 typedef int32_t                 overflow_int_t;
     39 
     40 typedef struct {
     41     int x, y;
     42 } point_type_t;
     43 
     44 #define PREFIX(x) pixman_region##x
     45 
     46 #define PIXMAN_REGION_MAX INT16_MAX
     47 #define PIXMAN_REGION_MIN INT16_MIN
     48 
     49 #include "pixman-region.c"
     50 
     51 /* This function exists only to make it possible to preserve the X ABI -
     52  * it should go away at first opportunity.
     53  *
     54  * The problem is that the X ABI exports the three structs and has used
     55  * them through macros. So the X server calls this function with
     56  * the addresses of those structs which makes the existing code continue to
     57  * work.
     58  */
     59 PIXMAN_EXPORT void
     60 pixman_region_set_static_pointers (pixman_box16_t *empty_box,
     61 				   pixman_region16_data_t *empty_data,
     62 				   pixman_region16_data_t *broken_data)
     63 {
     64     pixman_region_empty_box = empty_box;
     65     pixman_region_empty_data = empty_data;
     66     pixman_broken_data = broken_data;
     67 }
     68