From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/harfbuzz/src/hb-blob.hh | 98 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 gfx/harfbuzz/src/hb-blob.hh

(limited to 'gfx/harfbuzz/src/hb-blob.hh')

diff --git a/gfx/harfbuzz/src/hb-blob.hh b/gfx/harfbuzz/src/hb-blob.hh
new file mode 100644
index 0000000000..b1b3b94d3d
--- /dev/null
+++ b/gfx/harfbuzz/src/hb-blob.hh
@@ -0,0 +1,98 @@
+/*
+ * Copyright © 2009  Red Hat, Inc.
+ * Copyright © 2018  Google, Inc.
+ *
+ *  This is part of HarfBuzz, a text shaping 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
+ * Google Author(s): Behdad Esfahbod
+ */
+
+#ifndef HB_BLOB_HH
+#define HB_BLOB_HH
+
+#include "hb.hh"
+
+
+/*
+ * hb_blob_t
+ */
+
+struct hb_blob_t
+{
+  ~hb_blob_t () { destroy_user_data (); }
+
+  void destroy_user_data ()
+  {
+    if (destroy)
+    {
+      destroy (user_data);
+      user_data = nullptr;
+      destroy = nullptr;
+    }
+  }
+
+  HB_INTERNAL bool try_make_writable ();
+  HB_INTERNAL bool try_make_writable_inplace ();
+  HB_INTERNAL bool try_make_writable_inplace_unix ();
+
+  hb_bytes_t as_bytes () const { return hb_bytes_t (data, length); }
+  template <typename Type>
+  const Type* as () const { return as_bytes ().as<Type> (); }
+
+  public:
+  hb_object_header_t header;
+
+  const char *data = nullptr;
+  unsigned int length = 0;
+  hb_memory_mode_t mode = (hb_memory_mode_t) 0;
+
+  void *user_data = nullptr;
+  hb_destroy_func_t destroy = nullptr;
+};
+
+
+/*
+ * hb_blob_ptr_t
+ */
+
+template <typename P>
+struct hb_blob_ptr_t
+{
+  typedef hb_remove_pointer<P> T;
+
+  hb_blob_ptr_t (hb_blob_t *b_ = nullptr) : b (b_) {}
+  hb_blob_t * operator = (hb_blob_t *b_) { return b = b_; }
+  const T * operator -> () const { return get (); }
+  const T & operator * () const  { return *get (); }
+  template <typename C> operator const C * () const { return get (); }
+  operator const char * () const { return (const char *) get (); }
+  const T * get () const { return b->as<T> (); }
+  hb_blob_t * get_blob () const { return b.get_raw (); }
+  unsigned int get_length () const { return b.get ()->length; }
+  void destroy () { hb_blob_destroy (b.get_raw ()); b = nullptr; }
+
+  private:
+  hb_nonnull_ptr_t<hb_blob_t> b;
+};
+
+
+#endif /* HB_BLOB_HH */
-- 
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