components/x11/cmap_compact/src/cmcutil.h

   1 /*
   2 * Copyright (c) 1990, 2015, Oracle and/or its affiliates. All rights reserved.
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice (including the next
  12 * paragraph) shall be included in all copies or substantial portions of the
  13 * Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21 * DEALINGS IN THE SOFTWARE.
  22 *
  23 */
  24
  25
  26 /*
  27 ** Definitions shared between several Workspace Color operations
  28 */
  29
  30 #ifndef CMCUTIL_INCLUDE
  31 #define CMCUTIL_INCLUDE
  32
  33 #include <stdio.h>
  34
  35 /*
  36 ** Symbols
  37 */
  38
  39 #define COUNT_PROP_NAME         "XA_COMPACTED_COLORS_COUNT"
  40 #define RETAIN_PROP_NAME        "XA_COMPACTED_COLORS_XID"
  41
  42 /*
  43 ** Note: if you change these, you must also change it in
  44 ** server/cscript/cs_cmap.c.
  45 */
  46 #define COMPACTED_COLORS_FILE   ".owcolors"
  47 #define CMC_MAGIC               0xb0f0
  48 #define CMC_VERSION             0
  49
  50
  51
  52 /*
  53 ** Macros
  54 */
  55
  56 #define WHITE(c)\
  57         ((c)->red == (c)->green && \
  58          (c)->red == (c)->blue  && \
  59          (c)->red == 0xffff)
  60
  61 #define BLACK(c)\
  62         ((c)->red == (c)->green && \
  63          (c)->red == (c)->blue  && \
  64          (c)->red == 0x0)
  65
  66 /*
  67 ** Types
  68 */
  69
  70 typedef unsigned long Pixel;
  71
  72
  73 /*
  74 ** External Functions
  75 */
  76
  77 extern void             fatal_error(const char *format, ...)
  78                                 _X_ATTRIBUTE_PRINTF(1,2) _X_NORETURN;
  79 extern void             warning(const char *format, ...)
  80                                 _X_ATTRIBUTE_PRINTF(1,2);
  81 extern Display          *open_display(const char *dpyname);
  82 extern int              dynamic_indexed_default_visual(Screen *screen);
  83 extern const char *     comp_colors_filename(const char *);
  84 extern int              cmc_write(FILE *f, int scr_num,
  85                                   int ncolors, XColor *colors);
  86 extern int              cmc_read(FILE *f, int *scr_num,
  87                                  int *ncolors, XColor **colors);
  88 extern void             cmc_header_write(FILE *f);
  89 extern void             cmc_header_test(FILE *f);
  90 extern void             resource_preserve(Display *dpy);
  91 extern void             resource_discard(Display *dpy);
  92 extern void             prop_update(Display *dpy, Window w, const char *name,
  93                                     Atom type, int format, int data, int nelem);
  94
  95 #endif /* !CMCUTIL_INCLUDE */