1 files changed, 131 insertions, 0 deletions
diff --git a/src/3rdparty/harfbuzz/src/harfbuzz-impl.h b/src/3rdparty/harfbuzz/src/harfbuzz-impl.h
new file mode 100644
index 0000000000..5f430498c4
--- /dev/null
+++ b/src/3rdparty/harfbuzz/src/harfbuzz-impl.h
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 1998-2004  David Turner and Werner Lemberg
+ * Copyright (C) 2006  Behdad Esfahbod
+ *
+ * This is part of HarfBuzz, an OpenType Layout engine library.
+ *
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and its documentation for any purpose, provided that the
+ * above copyright notice and the following two paragraphs appear in
+ * all copies of this software.
+ *
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
+ * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+#ifndef HARFBUZZ_IMPL_H
+#define HARFBUZZ_IMPL_H
+
+#include "harfbuzz-global.h"
+
+#include <stdlib.h>
+
+HB_BEGIN_HEADER
+
+#ifndef HB_INTERNAL
+# define HB_INTERNAL
+#endif
+
+#ifndef NULL
+# define NULL ((void *)0)
+#endif
+
+#ifndef FALSE
+# define FALSE 0
+#endif
+
+#ifndef TRUE
+# define TRUE 1
+#endif
+
+#ifndef TTAG_GDEF
+# define TTAG_GDEF  HB_MAKE_TAG( 'G', 'D', 'E', 'F' )
+#endif
+#ifndef TTAG_GPOS
+# define TTAG_GPOS  HB_MAKE_TAG( 'G', 'P', 'O', 'S' )
+#endif
+#ifndef TTAG_GSUB
+# define TTAG_GSUB  HB_MAKE_TAG( 'G', 'S', 'U', 'B' )
+#endif
+
+#ifndef HB_UNUSED
+# define HB_UNUSED(arg) ((arg) = (arg))
+#endif
+
+#define HB_LIKELY(cond) (cond)
+#define HB_UNLIKELY(cond) (cond)
+
+#define ARRAY_LEN(Array) ((int)(sizeof (Array) / sizeof (Array)[0]))
+
+
+
+#define HB_IsHighSurrogate(ucs) \
+    (((ucs) & 0xfc00) == 0xd800)
+
+#define HB_IsLowSurrogate(ucs) \
+    (((ucs) & 0xfc00) == 0xdc00)
+
+#define HB_SurrogateToUcs4(high, low) \
+    (((HB_UChar32)(high))<<10) + (low) - 0x35fdc00;
+
+
+
+
+
+#define  ALLOC(_ptr,_size)   \
+           ( (_ptr) = _hb_alloc( _size, &error ), error != 0 )
+
+#define  REALLOC(_ptr,_newsz)  \
+           ( (_ptr) = _hb_realloc( (_ptr), (_newsz), &error ), error != 0 )
+
+#define  FREE(_ptr)                    \
+  do {                                 \
+    if ( (_ptr) )                      \
+    {                                  \
+      _hb_free( _ptr );     \
+      _ptr = NULL;                     \
+    }                                  \
+  } while (0)
+
+#define  ALLOC_ARRAY(_ptr,_count,_type)   \
+           ALLOC(_ptr,(_count)*sizeof(_type))
+
+#define  REALLOC_ARRAY(_ptr,_newcnt,_type) \
+           REALLOC(_ptr,(_newcnt)*sizeof(_type))
+
+#define  MEM_Copy(dest,source,count)   memcpy( (char*)(dest), (const char*)(source), (size_t)(count) )
+
+#define ERR(err)   _hb_err (err)
+
+
+HB_INTERNAL HB_Pointer
+_hb_alloc( size_t    size,
+	   HB_Error *perror_ );
+
+HB_INTERNAL HB_Pointer
+_hb_realloc( HB_Pointer block,
+	     size_t     new_size,
+	     HB_Error  *perror_ );
+
+HB_INTERNAL void
+_hb_free( HB_Pointer block );
+
+
+/* helper func to set a breakpoint on */
+HB_INTERNAL HB_Error
+_hb_err (HB_Error code);
+
+
+HB_END_HEADER
+
+#endif /* HARFBUZZ_IMPL_H */