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Summery Summery
Calculate an Ed25519 public key from an Ed25519 secret key.
Syntax Syntax
Parameters Parameters
- $secretKey
-
(Required) Your Ed25519 secret key
Return Return
(string) The corresponding Ed25519 public key
Source Source
File: wp-includes/sodium_compat/src/Compat.php
public static function crypto_sign_publickey_from_secretkey($secretKey)
{
/* Type checks: */
ParagonIE_Sodium_Core_Util::declareScalarType($secretKey, 'string', 1);
/* Input validation: */
if (ParagonIE_Sodium_Core_Util::strlen($secretKey) !== self::CRYPTO_SIGN_SECRETKEYBYTES) {
throw new SodiumException('Argument 1 must be CRYPTO_SIGN_SECRETKEYBYTES long.');
}
if (self::useNewSodiumAPI()) {
return sodium_crypto_sign_publickey_from_secretkey($secretKey);
}
if (self::use_fallback('crypto_sign_publickey_from_secretkey')) {
return (string) call_user_func('\\Sodium\\crypto_sign_publickey_from_secretkey', $secretKey);
}
if (PHP_INT_SIZE === 4) {
return ParagonIE_Sodium_Core32_Ed25519::publickey_from_secretkey($secretKey);
}
return ParagonIE_Sodium_Core_Ed25519::publickey_from_secretkey($secretKey);
}