MRBS 1.12.2 等保2.0二级整改完整提交

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2026-09-08 21:19:47 +08:00
commit 48092cab42
2221 changed files with 659586 additions and 0 deletions
@@ -0,0 +1,90 @@
+<?php
+declare(strict_types=1);
+namespace MRBS\Utf8;
+
+use InvalidArgumentException;
+use MRBS\System;
+use RuntimeException;
+
+class Utf8Char
+{
+  private $char;
+
+
+  public function __construct(string $char)
+  {
+    $this->char = $char;
+  }
+
+
+  /**
+   * Convert to UTF-16
+   */
+  public function toUtf16(int $endianness) : string
+  {
+    switch ($endianness)
+    {
+      case System::BIG_ENDIAN:
+        $format = 'n';
+        break;
+      case System::LITTLE_ENDIAN:
+        $format = 'v';
+        break;
+      default:
+        throw new InvalidArgumentException("Unknown endianness '$endianness'");
+        break;
+    }
+
+    $ucs_string = pack($format, self::convertCharToUtf16Int($this->char));
+    //error_log(sprintf("UCS %04x -> %02x,%02x",$char,ord($ucs_string[0]),ord($ucs_string[1])));
+    return $ucs_string;
+  }
+
+
+  /**
+   * Convert a character to UTF-16
+   */
+  private static function convertCharToUtf16Int(string $char) : int
+  {
+    $c0 = ord($char[0]);
+
+    // Easy case, code is 0xxxxxxx - just use it as is
+    if ($c0 < 0x80)
+    {
+      return $c0;
+    }
+
+    $cn = ord($char[1]) ^ 0x80;
+    $ucs = ($c0 << 6) | $cn;
+
+    // Two byte codes: 110xxxxx 10xxxxxx
+    if ($c0 < 0xE0)
+    {
+      $ucs &= ~0x3000;
+      return $ucs;
+    }
+
+    $cn = ord($char[2]) ^ 0x80;
+    $ucs = ($ucs << 6) | $cn;
+
+    // Three byte codes: 1110xxxx 10xxxxxx 10xxxxxx
+    if ($c0 < 0xF0)
+    {
+      $ucs &= ~0xE0000;
+      return $ucs;
+    }
+
+    $cn = ord($char[3]) ^ 0x80;
+    $ucs = ($ucs << 6) | $cn;
+
+    // Four byte codes: 11110xxx 10xxxxxxx 10xxxxxx 10xxxxxx
+    if ($c0 < 0xF8)
+    {
+      $ucs &= ~0x3C00000;
+      return $ucs;
+    }
+
+    throw new RuntimeException("Shouldn't get here.");
+  }
+
+}