diff mupdf-source/thirdparty/brotli/c/enc/utf8_util.h @ 2:b50eed0cc0ef upstream

ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/brotli/c/enc/utf8_util.h	Mon Sep 15 11:43:07 2025 +0200
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+/* Copyright 2013 Google Inc. All Rights Reserved.
+
+   Distributed under MIT license.
+   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
+*/
+
+/* Heuristics for deciding about the UTF8-ness of strings. */
+
+#ifndef BROTLI_ENC_UTF8_UTIL_H_
+#define BROTLI_ENC_UTF8_UTIL_H_
+
+#include <brotli/types.h>
+
+#include "../common/platform.h"
+
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+static const double kMinUTF8Ratio = 0.75;
+
+/* Returns 1 if at least min_fraction of the bytes between pos and
+   pos + length in the (data, mask) ring-buffer is UTF8-encoded, otherwise
+   returns 0. */
+BROTLI_INTERNAL BROTLI_BOOL BrotliIsMostlyUTF8(
+    const uint8_t* data, const size_t pos, const size_t mask,
+    const size_t length, const double min_fraction);
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}  /* extern "C" */
+#endif
+
+#endif  /* BROTLI_ENC_UTF8_UTIL_H_ */