public static function ParagonIE_Sodium_Compat::crypto_auth_verify in Automatic Updates 7

Same name and namespace in other branches

1. 8 vendor/paragonie/sodium_compat/src/Compat.php \ParagonIE_Sodium_Compat::crypto_auth_verify()

Verify the MAC of a message previously authenticated with crypto_auth.

@psalm-suppress MixedArgument

Parameters

string $mac Message authentication code:

string $message Message whose authenticity you are attempting to: verify (with a given MAC and key)

string $key Symmetric authentication key:

Return value

bool TRUE if authenticated, FALSE otherwise

Throws

SodiumException

TypeError

2 calls to ParagonIE_Sodium_Compat::crypto_auth_verify()

php72compat.php in vendor/paragonie/sodium_compat/lib/php72compat.php

sodium_compat.php in vendor/paragonie/sodium_compat/lib/sodium_compat.php

File

vendor/paragonie/sodium_compat/src/Compat.php, line 1001

Class

ParagonIE_Sodium_Compat

Code

public static function crypto_auth_verify($mac, $message, $key) {

  /* Type checks: */
  ParagonIE_Sodium_Core_Util::declareScalarType($mac, 'string', 1);
  ParagonIE_Sodium_Core_Util::declareScalarType($message, 'string', 2);
  ParagonIE_Sodium_Core_Util::declareScalarType($key, 'string', 3);

  /* Input validation: */
  if (ParagonIE_Sodium_Core_Util::strlen($mac) !== self::CRYPTO_AUTH_BYTES) {
    throw new SodiumException('Argument 1 must be CRYPTO_AUTH_BYTES long.');
  }
  if (ParagonIE_Sodium_Core_Util::strlen($key) !== self::CRYPTO_AUTH_KEYBYTES) {
    throw new SodiumException('Argument 3 must be CRYPTO_AUTH_KEYBYTES long.');
  }
  if (self::useNewSodiumAPI()) {
    return (bool) sodium_crypto_auth_verify($mac, $message, $key);
  }
  if (self::use_fallback('crypto_auth_verify')) {
    return (bool) call_user_func('\\Sodium\\crypto_auth_verify', $mac, $message, $key);
  }
  if (PHP_INT_SIZE === 4) {
    return ParagonIE_Sodium_Crypto32::auth_verify($mac, $message, $key);
  }
  return ParagonIE_Sodium_Crypto::auth_verify($mac, $message, $key);
}