From 19985dbb8c0aa66dc4bf7905abc1148de909097d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anton=20Luka=20=C5=A0ijanec?= <anton@sijanec.eu>
Date: Tue, 11 Jan 2022 12:35:47 +0100
Subject: prvi-commit

---
 .../sodium_compat/src/PHP52/SplFixedArray.php      | 189 +++++++++++++++++++++
 1 file changed, 189 insertions(+)
 create mode 100644 vendor/paragonie/sodium_compat/src/PHP52/SplFixedArray.php

(limited to 'vendor/paragonie/sodium_compat/src/PHP52/SplFixedArray.php')

diff --git a/vendor/paragonie/sodium_compat/src/PHP52/SplFixedArray.php b/vendor/paragonie/sodium_compat/src/PHP52/SplFixedArray.php
new file mode 100644
index 0000000..c333ad4
--- /dev/null
+++ b/vendor/paragonie/sodium_compat/src/PHP52/SplFixedArray.php
@@ -0,0 +1,189 @@
+<?php
+
+if (class_exists('SplFixedArray')) {
+    return;
+}
+
+/**
+ * The SplFixedArray class provides the main functionalities of array. The
+ * main differences between a SplFixedArray and a normal PHP array is that
+ * the SplFixedArray is of fixed length and allows only integers within
+ * the range as indexes. The advantage is that it allows a faster array
+ * implementation.
+ */
+class SplFixedArray implements Iterator, ArrayAccess, Countable
+{
+    /** @var array<int, mixed> */
+    private $internalArray = array();
+
+    /** @var int $size */
+    private $size = 0;
+
+    /**
+     * SplFixedArray constructor.
+     * @param int $size
+     */
+    public function __construct($size = 0)
+    {
+        $this->size = $size;
+        $this->internalArray = array();
+    }
+
+    /**
+     * @return int
+     */
+    public function count()
+    {
+        return count($this->internalArray);
+    }
+
+    /**
+     * @return array
+     */
+    public function toArray()
+    {
+        ksort($this->internalArray);
+        return (array) $this->internalArray;
+    }
+
+    /**
+     * @param array $array
+     * @param bool $save_indexes
+     * @return SplFixedArray
+     * @psalm-suppress MixedAssignment
+     */
+    public static function fromArray(array $array, $save_indexes = true)
+    {
+        $self = new SplFixedArray(count($array));
+        if($save_indexes) {
+            foreach($array as $key => $value) {
+                $self[(int) $key] = $value;
+            }
+        } else {
+            $i = 0;
+            foreach (array_values($array) as $value) {
+                $self[$i] = $value;
+                $i++;
+            }
+        }
+        return $self;
+    }
+
+    /**
+     * @return int
+     */
+    public function getSize()
+    {
+        return $this->size;
+    }
+
+    /**
+     * @param int $size
+     * @return bool
+     */
+    public function setSize($size)
+    {
+        $this->size = $size;
+        return true;
+    }
+
+    /**
+     * @param string|int $index
+     * @return bool
+     */
+    public function offsetExists($index)
+    {
+        return array_key_exists((int) $index, $this->internalArray);
+    }
+
+    /**
+     * @param string|int $index
+     * @return mixed
+     */
+    public function offsetGet($index)
+    {
+        /** @psalm-suppress MixedReturnStatement */
+        return $this->internalArray[(int) $index];
+    }
+
+    /**
+     * @param string|int $index
+     * @param mixed $newval
+     * @psalm-suppress MixedAssignment
+     */
+    public function offsetSet($index, $newval)
+    {
+        $this->internalArray[(int) $index] = $newval;
+    }
+
+    /**
+     * @param string|int $index
+     */
+    public function offsetUnset($index)
+    {
+        unset($this->internalArray[(int) $index]);
+    }
+
+    /**
+     * Rewind iterator back to the start
+     * @link https://php.net/manual/en/splfixedarray.rewind.php
+     * @return void
+     * @since 5.3.0
+     */
+    public function rewind()
+    {
+        reset($this->internalArray);
+    }
+
+    /**
+     * Return current array entry
+     * @link https://php.net/manual/en/splfixedarray.current.php
+     * @return mixed The current element value.
+     * @since 5.3.0
+     */
+    public function current()
+    {
+        /** @psalm-suppress MixedReturnStatement */
+        return current($this->internalArray);
+    }
+
+    /**
+     * Return current array index
+     * @return int The current array index.
+     */
+    public function key()
+    {
+        return key($this->internalArray);
+    }
+
+    /**
+     * @return void
+     */
+    public function next()
+    {
+        next($this->internalArray);
+    }
+
+    /**
+     * Check whether the array contains more elements
+     * @link https://php.net/manual/en/splfixedarray.valid.php
+     * @return bool true if the array contains any more elements, false otherwise.
+     */
+    public function valid()
+    {
+        if (empty($this->internalArray)) {
+            return false;
+        }
+        $result = next($this->internalArray) !== false;
+        prev($this->internalArray);
+        return $result;
+    }
+
+    /**
+     * Do nothing.
+     */
+    public function __wakeup()
+    {
+        // NOP
+    }
+}
\ No newline at end of file
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