Initial Commit

dependencies/amphp/hpack/src/HPack.php

@@ -0,0 +1,44 @@
+<?php
+
+declare (strict_types=1);
+namespace WP_Ultimo\Dependencies\Amp\Http;
+
+use WP_Ultimo\Dependencies\Amp\Http\Internal\HPackNative;
+use WP_Ultimo\Dependencies\Amp\Http\Internal\HPackNghttp2;
+/**
+ * @psalm-type HeaderArray = list<array{string, string}>
+ */
+final class HPack
+{
+    /** @var HPackNative|HPackNghttp2 */
+    private $implementation;
+    public function __construct(int $tableSizeLimit = 4096)
+    {
+        if (HPackNghttp2::isSupported()) {
+            $this->implementation = new HPackNghttp2($tableSizeLimit);
+        } else {
+            $this->implementation = new HPackNative($tableSizeLimit);
+        }
+    }
+    /**
+     * @param string $input Input to decode.
+     * @param int    $maxSize Maximum deflated size.
+     *
+     * @return array|null Decoded headers.
+     */
+    public function decode(string $input, int $maxSize) : ?array
+    {
+        return $this->implementation->decode($input, $maxSize);
+    }
+    /**
+     * @param HeaderArray $headers Headers to encode.
+     *
+     * @return string Encoded headers.
+     *
+     * @throws HPackException If encoding fails.
+     */
+    public function encode(array $headers) : string
+    {
+        return $this->implementation->encode($headers);
+    }
+}