docs: update README.md and zstd.stub.php

Author: kjdev

README.md

@@ -117,7 +117,7 @@ ZSTD\_VERSION\_TEXT            | libzstd version string
 #### Description
 
 ``` php
-zstd_compress ( string $data, int $level = ZSTD_COMPRESS_LEVEL_DEFAULT ): string|false
+zstd_compress ( string $data, int $level = ZSTD_COMPRESS_LEVEL_DEFAULT, ?string $dict = null ): string|false
 ```
 
 Zstandard compression.
@@ -136,6 +136,10 @@ Zstandard compression.
   A value smaller than 0 means a faster compression level.
   (Zstandard library 1.3.4 or later)
 
+* _dict_
+
+  The Dictionary data.
+
 #### Return Values
 
 Returns the compressed data or FALSE if an error occurred.
@@ -146,7 +150,7 @@ Returns the compressed data or FALSE if an error occurred.
 #### Description
 
 ``` php
-zstd_uncompress ( string $data ): string|false
+zstd_uncompress ( string $data, ?string $dict = null ): string|false
 ```
 
 Zstandard decompression.
@@ -159,6 +163,10 @@ Zstandard decompression.
 
   The compressed string.
 
+* _dict_
+
+  The Dictionary data.
+
 #### Return Values
 
 Returns the decompressed data or FALSE if an error occurred.
@@ -229,7 +237,7 @@ Returns the decompressed data or FALSE if an error occurred.
 #### Description
 
 ``` php
-zstd_compress_init ( int $level = ZSTD_COMPRESS_LEVEL_DEFAULT ): Zstd\Compress\Context|false
+zstd_compress_init ( int $level = ZSTD_COMPRESS_LEVEL_DEFAULT, ?string $dict = null ): Zstd\Compress\Context|false
 ```
 
 Initialize an incremental compress context
@@ -241,6 +249,10 @@ Initialize an incremental compress context
   The higher the level, the slower the compression.
   (Defaults to `ZSTD_COMPRESS_LEVEL_DEFAULT`)
 
+* _dict_
+
+  The Dictionary data.
+
 #### Return Values
 
 Returns a zstd context instance on success, or FALSE on failure
@@ -280,11 +292,17 @@ Returns a chunk of compressed data, or FALSE on failure.
 #### Description
 
 ``` php
-zstd_uncompress_init ( void ): Zstd\UnCompress\Context|false
+zstd_uncompress_init ( ?string $dict = null ): Zstd\UnCompress\Context|false
 ```
 
 Initialize an incremental uncompress context
 
+#### Parameters
+
+* _dict_
+
+  The Dictionary data.
+
 #### Return Values
 
 Returns a zstd context instance on success, or FALSE on failure
@@ -370,6 +388,7 @@ readfile("compress.zstd:///path/to/data.zstd");
 $context = stream_context_create([
     'zstd' => [
             'level' => ZSTD_COMPRESS_LEVEL_MIN,
+            // 'dict' => $dict,
         ],
     ],
 );

zstd.stub.php

@@ -30,39 +30,41 @@
    */
    const ZSTD_VERSION_TEXT = UNKNOWN;
 
-  function zstd_compress(string $data, int $level = ZSTD_COMPRESS_LEVEL_DEFAULT): string|false {}
+  function zstd_compress(string $data, int $level = ZSTD_COMPRESS_LEVEL_DEFAULT, ?string $dict = null): string|false {}
 
-  function zstd_uncompress(string $data): string|false {}
+  function zstd_uncompress(string $data, ?string $dict = null): string|false {}
 
+  /** @deprecated */
   function zstd_compress_dict(string $data, string $dict, int $level = ZSTD_COMPRESS_LEVEL_DEFAULT): string|false {}
 
+  /** @deprecated */
   function zstd_uncompress_dict(string $data, string $dict): string|false {}
 
-  function zstd_compress_init(int $level = ZSTD_COMPRESS_LEVEL_DEFAULT): Zstd\Compress\Context|false {}
+  function zstd_compress_init(int $level = ZSTD_COMPRESS_LEVEL_DEFAULT, ?string $dict = null): Zstd\Compress\Context|false {}
 
   function zstd_compress_add(Zstd\Compress\Context $context, string $data, bool $end = false): string|false {}
 
-  function zstd_uncompress_init(): Zstd\UnCompress\Context|false {}
+  function zstd_uncompress_init(?string $dict = null): Zstd\UnCompress\Context|false {}
 
   function zstd_uncompress_add(Zstd\UnCompress\Context $context, string $data): string|false {}
 
 }
 
 namespace Zstd {
 
-  function compress(string $data, int $level = ZSTD_COMPRESS_LEVEL_DEFAULT): string|false {}
+  function compress(string $data, int $level = ZSTD_COMPRESS_LEVEL_DEFAULT, ?string $dict = null): string|false {}
 
-  function uncompress(string $data): string|false {}
+  function uncompress(string $data, ?string $dict = null): string|false {}
 
   function compress_dict(string $data, string $dict, int $level = ZSTD_COMPRESS_LEVEL_DEFAULT): string|false {}
 
   function uncompress_dict(string $data, string $dict): string|false {}
 
-  function compress_init(int $level = ZSTD_COMPRESS_LEVEL_DEFAULT): Compress\Context|false {}
+  function compress_init(int $level = ZSTD_COMPRESS_LEVEL_DEFAULT, ?string $dict = null): Compress\Context|false {}
 
   function compress_add(Compress\Context $context, string $data, bool $end = false): string|false {}
 
-  function uncompress_init(): UnCompress\Context|false {}
+  function uncompress_init(?string $dict = null): UnCompress\Context|false {}
 
   function uncompress_add(UnCompress\Context $context, string $data): string|false {}