diff options
Diffstat (limited to 'vendor/paragonie/sodium_compat/src/Core32/Poly1305.php')
-rw-r--r-- | vendor/paragonie/sodium_compat/src/Core32/Poly1305.php | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/vendor/paragonie/sodium_compat/src/Core32/Poly1305.php b/vendor/paragonie/sodium_compat/src/Core32/Poly1305.php new file mode 100644 index 0000000..b9dfaf3 --- /dev/null +++ b/vendor/paragonie/sodium_compat/src/Core32/Poly1305.php @@ -0,0 +1,63 @@ +<?php + +if (class_exists('ParagonIE_Sodium_Core32_Poly1305', false)) { + return; +} + +/** + * Class ParagonIE_Sodium_Core32_Poly1305 + */ +abstract class ParagonIE_Sodium_Core32_Poly1305 extends ParagonIE_Sodium_Core32_Util +{ + const BLOCK_SIZE = 16; + + /** + * @internal You should not use this directly from another application + * + * @param string $m + * @param string $key + * @return string + * @throws SodiumException + * @throws TypeError + */ + public static function onetimeauth($m, $key) + { + if (self::strlen($key) < 32) { + throw new InvalidArgumentException( + 'Key must be 32 bytes long.' + ); + } + $state = new ParagonIE_Sodium_Core32_Poly1305_State( + self::substr($key, 0, 32) + ); + return $state + ->update($m) + ->finish(); + } + + /** + * @internal You should not use this directly from another application + * + * @param string $mac + * @param string $m + * @param string $key + * @return bool + * @throws SodiumException + * @throws TypeError + */ + public static function onetimeauth_verify($mac, $m, $key) + { + if (self::strlen($key) < 32) { + throw new InvalidArgumentException( + 'Key must be 32 bytes long.' + ); + } + $state = new ParagonIE_Sodium_Core32_Poly1305_State( + self::substr($key, 0, 32) + ); + $calc = $state + ->update($m) + ->finish(); + return self::verify_16($calc, $mac); + } +} |