[pango/harfbuzz-ng] [HB] Ouch. Add files.

[Behdad Esfahbod <behdad src gnome org>]

commit 541e8ad0c666f895649fbe1df2393ef0f04f2655
Author: Behdad Esfahbod <behdad behdad org>
Date:   Thu May 21 12:46:29 2009 -0400

    [HB] Ouch.  Add files.
---
 pango/opentype/hb-common.h  |   53 +++++++++++++++++
 pango/opentype/hb-private.h |  132 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 185 insertions(+), 0 deletions(-)

diff --git a/pango/opentype/hb-common.h b/pango/opentype/hb-common.h
new file mode 100644
index 0000000..1cdbd5e
--- /dev/null
+++ b/pango/opentype/hb-common.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2007,2008  Red Hat, Inc.
+ *
+ *  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.
+ *
+ * Red Hat Author(s): Behdad Esfahbod
+ */
+
+#ifndef HB_COMMON_H
+#define HB_COMMON_H
+
+#include <stdint.h>
+
+# ifdef __cplusplus
+#  define HB_BEGIN_DECLS() extern "C" { extern int _hb_dummy_prototype1 (int)
+#  define HB_END_DECLS() } extern "C" int _hb_dummy_prototype2 (int)
+# else /* !__cplusplus */
+#  define HB_BEGIN_DECLS()   extern int _hb_dummy_prototype1 (int)
+#  define HB_END_DECLS()     extern int _hb_dummy_prototype2 (int)
+# endif /* !__cplusplus */
+
+typedef int hb_bool_t;
+
+typedef uint32_t hb_tag_t;
+#define HB_TAG(a,b,c,d) ((hb_tag_t)(((uint8_t)a<<24)|((uint8_t)b<<16)|((uint8_t)c<<8)|(uint8_t)d))
+#define HB_TAG_STR(s)   (HB_TAG(((const char *) s)[0], \
+				((const char *) s)[1], \
+				((const char *) s)[2], \
+				((const char *) s)[3]))
+
+typedef uint32_t hb_codepoint_t;
+typedef int32_t hb_position_t;
+typedef int32_t hb_16dot16_t;
+
+#endif /* HB_COMMON_H */
diff --git a/pango/opentype/hb-private.h b/pango/opentype/hb-private.h
new file mode 100644
index 0000000..aeb9135
--- /dev/null
+++ b/pango/opentype/hb-private.h
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2007,2008  Red Hat, Inc.
+ *
+ *  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.
+ *
+ * Red Hat Author(s): Behdad Esfahbod
+ */
+
+#ifndef HB_PRIVATE_H
+#define HB_PRIVATE_H
+
+#include <hb-common.h>
+
+#include <glib.h>
+
+/* Macros to convert to/from BigEndian */
+#define hb_be_uint8_t
+#define hb_be_int8_t
+#define hb_be_uint16_t	GUINT16_TO_BE
+#define hb_be_int16_t	GINT16_TO_BE
+#define hb_be_uint32_t	GUINT32_TO_BE
+#define hb_be_int32_t	GINT32_TO_BE
+#define hb_be_uint64_t	GUINT64_TO_BE
+#define hb_be_int64_t	GINT64_TO_BE
+
+#define HB_LIKELY	G_LIKELY
+#define HB_UNLIKELY	G_UNLIKELY
+#define HB_UNUSED(arg) ((arg) = (arg))
+#define HB_GNUC_UNUSED	G_GNUC_UNUSED
+
+
+#include <stdlib.h>
+#include <stdio.h> /* XXX */
+
+/* Basics */
+
+#undef MIN
+#define MIN(a,b) ((a) < (b) ? (a) : (b))
+
+#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
+
+
+#define _ASSERT_STATIC1(_line, _cond) typedef int _static_assert_on_line_##_line##_failed[(_cond)?1:-1]
+#define _ASSERT_STATIC0(_line, _cond) _ASSERT_STATIC1 (_line, (_cond))
+#define ASSERT_STATIC(_cond) _ASSERT_STATIC0 (__LINE__, (_cond))
+
+#define ASSERT_SIZE(_type, _size) ASSERT_STATIC (sizeof (_type) == (_size))
+
+
+/* Return the number of 1 bits in mask.
+ *
+ * GCC 3.4 supports a "population count" builtin, which on many targets is
+ * implemented with a single instruction. There is a fallback definition
+ * in libgcc in case a target does not have one, which should be just as
+ * good as the open-coded solution below, (which is "HACKMEM 169").
+ */
+static inline unsigned int
+_hb_popcount32 (uint32_t mask)
+{
+#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
+    return __builtin_popcount (mask);
+#else
+    register int y;
+
+    y = (mask >> 1) &033333333333;
+    y = mask - y - ((y >>1) & 033333333333);
+    return (((y + (y >> 3)) & 030707070707) % 077);
+#endif
+}
+
+/*
+ * buffer
+ */
+
+/* XXX */
+#define HB_BUFFER_GLYPH_PROPERTIES_UNKNOWN 0xFFFF
+#define HB_OT_GPOS_NO_LAST ((unsigned int) -1)
+
+/* XXX */
+typedef enum {
+  /* no error */
+  HB_Err_Ok                           = 0x0000,
+  HB_Err_Not_Covered                  = 0xFFFF,
+
+  /* _hb_err() is called whenever returning the following errors,
+   * and in a couple places for HB_Err_Not_Covered too. */
+
+  /* programmer error */
+  HB_Err_Invalid_Argument             = 0x1A66,
+
+  /* font error */
+  HB_Err_Invalid_SubTable_Format      = 0x157F,
+  HB_Err_Invalid_SubTable             = 0x1570,
+  HB_Err_Read_Error                   = 0x6EAD,
+
+  /* system error */
+  HB_Err_Out_Of_Memory                = 0xDEAD
+} HB_Error;
+
+#endif /* HB_PRIVATE_H */