--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/brotli/c/enc/block_splitter.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,52 @@
+/* Copyright 2013 Google Inc. All Rights Reserved.
+
+   Distributed under MIT license.
+   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
+*/
+
+/* Block split point selection utilities. */
+
+#ifndef BROTLI_ENC_BLOCK_SPLITTER_H_
+#define BROTLI_ENC_BLOCK_SPLITTER_H_
+
+#include <brotli/types.h>
+
+#include "../common/platform.h"
+#include "command.h"
+#include "memory.h"
+#include "quality.h"
+
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+typedef struct BlockSplit {
+  size_t num_types;  /* Amount of distinct types */
+  size_t num_blocks;  /* Amount of values in types and length */
+  uint8_t* types;
+  uint32_t* lengths;
+
+  size_t types_alloc_size;
+  size_t lengths_alloc_size;
+} BlockSplit;
+
+BROTLI_INTERNAL void BrotliInitBlockSplit(BlockSplit* self);
+BROTLI_INTERNAL void BrotliDestroyBlockSplit(MemoryManager* m,
+                                             BlockSplit* self);
+
+BROTLI_INTERNAL void BrotliSplitBlock(MemoryManager* m,
+                                      const Command* cmds,
+                                      const size_t num_commands,
+                                      const uint8_t* data,
+                                      const size_t offset,
+                                      const size_t mask,
+                                      const BrotliEncoderParams* params,
+                                      BlockSplit* literal_split,
+                                      BlockSplit* insert_and_copy_split,
+                                      BlockSplit* dist_split);
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}  /* extern "C" */
+#endif
+
+#endif  /* BROTLI_ENC_BLOCK_SPLITTER_H_ */