Update freetype sources (2.6.2) in third party.

third_party/freetype2/src/src/bdf/bdf.h

Index: third_party/freetype2/src/src/bdf/bdf.h
diff --git a/third_party/freetype2/src/src/bdf/bdf.h b/third_party/freetype2/src/src/bdf/bdf.h
new file mode 100644
index 0000000000000000000000000000000000000000..f24d925d8f4ac41042b035319ad2cce54500bdde
--- /dev/null
+++ b/third_party/freetype2/src/src/bdf/bdf.h
@@ -0,0 +1,297 @@
+/*
+ * Copyright 2000 Computing Research Labs, New Mexico State University
+ * Copyright 2001-2004, 2011 Francesco Zappa Nardelli
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
+ * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef __BDF_H__
+#define __BDF_H__
+
+
+/*
+ * Based on bdf.h,v 1.16 2000/03/16 20:08:51 mleisher
+ */
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_STREAM_H
+
+
+FT_BEGIN_HEADER
+
+
+/* Imported from bdfP.h */
+
+#define _bdf_glyph_modified( map, e )                     \
+          ( (map)[(e) >> 5] & ( 1UL << ( (e) & 31 ) ) )
+#define _bdf_set_glyph_modified( map, e )                 \
+          ( (map)[(e) >> 5] |= ( 1UL << ( (e) & 31 ) ) )
+#define _bdf_clear_glyph_modified( map, e )               \
+          ( (map)[(e) >> 5] &= ~( 1UL << ( (e) & 31 ) ) )
+
+/* end of bdfP.h */
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* BDF font options macros and types.                                    */
+  /*                                                                       */
+  /*************************************************************************/
+
+
+#define BDF_CORRECT_METRICS  0x01 /* Correct invalid metrics when loading. */
+#define BDF_KEEP_COMMENTS    0x02 /* Preserve the font comments.           */
+#define BDF_KEEP_UNENCODED   0x04 /* Keep the unencoded glyphs.            */
+#define BDF_PROPORTIONAL     0x08 /* Font has proportional spacing.        */
+#define BDF_MONOWIDTH        0x10 /* Font has mono width.                  */
+#define BDF_CHARCELL         0x20 /* Font has charcell spacing.            */
+
+#define BDF_ALL_SPACING  ( BDF_PROPORTIONAL | \
+                           BDF_MONOWIDTH    | \
+                           BDF_CHARCELL     )
+
+#define BDF_DEFAULT_LOAD_OPTIONS  ( BDF_CORRECT_METRICS | \
+                                    BDF_KEEP_COMMENTS   | \
+                                    BDF_KEEP_UNENCODED  | \
+                                    BDF_PROPORTIONAL    )
+
+
+  typedef struct  bdf_options_t_
+  {
+    int            correct_metrics;
+    int            keep_unencoded;
+    int            keep_comments;
+    int            font_spacing;
+
+  } bdf_options_t;
+
+
+  /* Callback function type for unknown configuration options. */
+  typedef int
+  (*bdf_options_callback_t)( bdf_options_t*  opts,
+                             char**          params,
+                             unsigned long   nparams,
+                             void*           client_data );
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* BDF font property macros and types.                                   */
+  /*                                                                       */
+  /*************************************************************************/
+
+
+#define BDF_ATOM      1
+#define BDF_INTEGER   2
+#define BDF_CARDINAL  3
+
+
+  /* This structure represents a particular property of a font. */
+  /* There are a set of defaults and each font has their own.   */
+  typedef struct  bdf_property_t_
+  {
+    char*  name;         /* Name of the property.   */
+    int    format;       /* Format of the property. */
+    int    builtin;      /* A builtin property.     */
+    union
+    {
+      char*          atom;
+      long           l;
+      unsigned long  ul;
+
+    } value;             /* Value of the property.  */
+
+  } bdf_property_t;
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* BDF font metric and glyph types.                                      */
+  /*                                                                       */
+  /*************************************************************************/
+
+
+  typedef struct  bdf_bbx_t_
+  {
+    unsigned short  width;
+    unsigned short  height;
+
+    short           x_offset;
+    short           y_offset;
+
+    short           ascent;
+    short           descent;
+
+  } bdf_bbx_t;
+
+
+  typedef struct  bdf_glyph_t_
+  {
+    char*           name;        /* Glyph name.                          */
+    long            encoding;    /* Glyph encoding.                      */
+    unsigned short  swidth;      /* Scalable width.                      */
+    unsigned short  dwidth;      /* Device width.                        */
+    bdf_bbx_t       bbx;         /* Glyph bounding box.                  */
+    unsigned char*  bitmap;      /* Glyph bitmap.                        */
+    unsigned long   bpr;         /* Number of bytes used per row.        */
+    unsigned short  bytes;       /* Number of bytes used for the bitmap. */
+
+  } bdf_glyph_t;
+
+
+  typedef struct  _hashnode_
+  {
+    const char*  key;
+    size_t       data;
+
+  } _hashnode, *hashnode;
+
+
+  typedef struct  hashtable_
+  {
+    unsigned int  limit;
+    unsigned int  size;
+    unsigned int  used;
+    hashnode*     table;
+
+  } hashtable;
+
+
+  typedef struct  bdf_glyphlist_t_
+  {
+    unsigned short  pad;          /* Pad to 4-byte boundary.              */
+    unsigned short  bpp;          /* Bits per pixel.                      */
+    long            start;        /* Beginning encoding value of glyphs.  */
+    long            end;          /* Ending encoding value of glyphs.     */
+    bdf_glyph_t*    glyphs;       /* Glyphs themselves.                   */
+    unsigned long   glyphs_size;  /* Glyph structures allocated.          */
+    unsigned long   glyphs_used;  /* Glyph structures used.               */
+    bdf_bbx_t       bbx;          /* Overall bounding box of glyphs.      */
+
+  } bdf_glyphlist_t;
+
+
+  typedef struct  bdf_font_t_
+  {
+    char*            name;           /* Name of the font.                   */
+    bdf_bbx_t        bbx;            /* Font bounding box.                  */
+
+    unsigned long    point_size;     /* Point size of the font.             */
+    unsigned long    resolution_x;   /* Font horizontal resolution.         */
+    unsigned long    resolution_y;   /* Font vertical resolution.           */
+
+    int              spacing;        /* Font spacing value.                 */
+
+    unsigned short   monowidth;      /* Logical width for monowidth font.   */
+
+    long             default_char;   /* Encoding of the default glyph.      */
+
+    long             font_ascent;    /* Font ascent.                        */
+    long             font_descent;   /* Font descent.                       */
+
+    unsigned long    glyphs_size;    /* Glyph structures allocated.         */
+    unsigned long    glyphs_used;    /* Glyph structures used.              */
+    bdf_glyph_t*     glyphs;         /* Glyphs themselves.                  */
+
+    unsigned long    unencoded_size; /* Unencoded glyph struct. allocated.  */
+    unsigned long    unencoded_used; /* Unencoded glyph struct. used.       */
+    bdf_glyph_t*     unencoded;      /* Unencoded glyphs themselves.        */
+
+    unsigned long    props_size;     /* Font properties allocated.          */
+    unsigned long    props_used;     /* Font properties used.               */
+    bdf_property_t*  props;          /* Font properties themselves.         */
+
+    char*            comments;       /* Font comments.                      */
+    unsigned long    comments_len;   /* Length of comment string.           */
+
+    bdf_glyphlist_t  overflow;       /* Storage used for glyph insertion.   */
+
+    void*            internal;       /* Internal data for the font.         */
+
+    /* The size of the next two arrays must be in sync with the */
+    /* size of the `have' array in the `bdf_parse_t' structure. */
+    unsigned long    nmod[34816];    /* Bitmap indicating modified glyphs.  */
+    unsigned long    umod[34816];    /* Bitmap indicating modified          */
+                                     /* unencoded glyphs.                   */
+    unsigned short   modified;       /* Boolean indicating font modified.   */
+    unsigned short   bpp;            /* Bits per pixel.                     */
+
+    FT_Memory        memory;
+
+    bdf_property_t*  user_props;
+    unsigned long    nuser_props;
+    hashtable        proptbl;
+
+  } bdf_font_t;
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* Types for load/save callbacks.                                        */
+  /*                                                                       */
+  /*************************************************************************/
+
+
+  /* Error codes. */
+#define BDF_MISSING_START       -1
+#define BDF_MISSING_FONTNAME    -2
+#define BDF_MISSING_SIZE        -3
+#define BDF_MISSING_CHARS       -4
+#define BDF_MISSING_STARTCHAR   -5
+#define BDF_MISSING_ENCODING    -6
+#define BDF_MISSING_BBX         -7
+
+#define BDF_OUT_OF_MEMORY      -20
+
+#define BDF_INVALID_LINE      -100
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* BDF font API.                                                         */
+  /*                                                                       */
+  /*************************************************************************/
+
+  FT_LOCAL( FT_Error )
+  bdf_load_font( FT_Stream       stream,
+                 FT_Memory       memory,
+                 bdf_options_t*  opts,
+                 bdf_font_t*    *font );
+
+  FT_LOCAL( void )
+  bdf_free_font( bdf_font_t*  font );
+
+  FT_LOCAL( bdf_property_t * )
+  bdf_get_property( char*        name,
+                    bdf_font_t*  font );
+
+  FT_LOCAL( bdf_property_t * )
+  bdf_get_font_property( bdf_font_t*  font,
+                         const char*  name );
+
+
+FT_END_HEADER
+
+
+#endif /* __BDF_H__ */
+
+
+/* END */