aboutsummaryrefslogtreecommitdiffstats
path: root/vendor/paragonie/constant_time_encoding/src/Base64DotSlashOrdered.php
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/paragonie/constant_time_encoding/src/Base64DotSlashOrdered.php')
-rw-r--r--vendor/paragonie/constant_time_encoding/src/Base64DotSlashOrdered.php82
1 files changed, 0 insertions, 82 deletions
diff --git a/vendor/paragonie/constant_time_encoding/src/Base64DotSlashOrdered.php b/vendor/paragonie/constant_time_encoding/src/Base64DotSlashOrdered.php
deleted file mode 100644
index dd1459e85..000000000
--- a/vendor/paragonie/constant_time_encoding/src/Base64DotSlashOrdered.php
+++ /dev/null
@@ -1,82 +0,0 @@
-<?php
-declare(strict_types=1);
-namespace ParagonIE\ConstantTime;
-
-/**
- * Copyright (c) 2016 - 2018 Paragon Initiative Enterprises.
- * Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-/**
- * Class Base64DotSlashOrdered
- * ./[0-9][A-Z][a-z]
- *
- * @package ParagonIE\ConstantTime
- */
-abstract class Base64DotSlashOrdered extends Base64
-{
- /**
- * Uses bitwise operators instead of table-lookups to turn 6-bit integers
- * into 8-bit integers.
- *
- * Base64 character set:
- * [.-9] [A-Z] [a-z]
- * 0x2e-0x39, 0x41-0x5a, 0x61-0x7a
- *
- * @param int $src
- * @return int
- */
- protected static function decode6Bits(int $src): int
- {
- $ret = -1;
-
- // if ($src > 0x2d && $src < 0x3a) ret += $src - 0x2e + 1; // -45
- $ret += (((0x2d - $src) & ($src - 0x3a)) >> 8) & ($src - 45);
-
- // if ($src > 0x40 && $src < 0x5b) ret += $src - 0x41 + 12 + 1; // -52
- $ret += (((0x40 - $src) & ($src - 0x5b)) >> 8) & ($src - 52);
-
- // if ($src > 0x60 && $src < 0x7b) ret += $src - 0x61 + 38 + 1; // -58
- $ret += (((0x60 - $src) & ($src - 0x7b)) >> 8) & ($src - 58);
-
- return $ret;
- }
-
- /**
- * Uses bitwise operators instead of table-lookups to turn 8-bit integers
- * into 6-bit integers.
- *
- * @param int $src
- * @return string
- */
- protected static function encode6Bits(int $src): string
- {
- $src += 0x2e;
-
- // if ($src > 0x39) $src += 0x41 - 0x3a; // 7
- $src += ((0x39 - $src) >> 8) & 7;
-
- // if ($src > 0x5a) $src += 0x61 - 0x5b; // 6
- $src += ((0x5a - $src) >> 8) & 6;
-
- return \pack('C', $src);
- }
-}