public static function ParagonIE_Sodium_Compat::crypto_box_publickey in Automatic Updates 7

Same name and namespace in other branches

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

Extract the public key from a crypto_box keypair.

@psalm-suppress MixedArgument

Parameters

string $keypair Keypair containing secret and public key:

Return value

string Your crypto_box public key

Throws

SodiumException

TypeError

4 calls to ParagonIE_Sodium_Compat::crypto_box_publickey()

ParagonIE_Sodium_File::box_seal in vendor/paragonie/sodium_compat/src/File.php

Seal a file (rather than a string). Uses less memory than ParagonIE_Sodium_Compat::crypto_box_seal(), but produces the same result.

ParagonIE_Sodium_File::box_seal_open in vendor/paragonie/sodium_compat/src/File.php

Open a sealed file (rather than a string). Uses less memory than ParagonIE_Sodium_Compat::crypto_box_seal_open(), but produces the same result.

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 1272

Class

ParagonIE_Sodium_Compat

Code

public static function crypto_box_publickey($keypair) {

  /* Type checks: */
  ParagonIE_Sodium_Core_Util::declareScalarType($keypair, 'string', 1);

  /* Input validation: */
  if (ParagonIE_Sodium_Core_Util::strlen($keypair) !== self::CRYPTO_BOX_KEYPAIRBYTES) {
    throw new SodiumException('Argument 1 must be CRYPTO_BOX_KEYPAIRBYTES long.');
  }
  if (self::useNewSodiumAPI()) {
    return (string) sodium_crypto_box_publickey($keypair);
  }
  if (self::use_fallback('crypto_box_publickey')) {
    return (string) call_user_func('\\Sodium\\crypto_box_publickey', $keypair);
  }
  if (PHP_INT_SIZE === 4) {
    return ParagonIE_Sodium_Crypto32::box_publickey($keypair);
  }
  return ParagonIE_Sodium_Crypto::box_publickey($keypair);
}