public static function ParagonIE_Sodium_Crypto32::scalarmult in Automatic Updates 7

Same name and namespace in other branches

1. 8 vendor/paragonie/sodium_compat/src/Crypto32.php \ParagonIE_Sodium_Crypto32::scalarmult()

ECDH over Curve25519

@internal Do not use this directly. Use ParagonIE_Sodium_Compat.

Parameters

string $sKey:

string $pKey:

Return value

string

Throws

SodiumException

TypeError

3 calls to ParagonIE_Sodium_Crypto32::scalarmult()

ParagonIE_Sodium_Compat::crypto_scalarmult in vendor/paragonie/sodium_compat/src/Compat.php

Calculate the shared secret between your secret key and your recipient's public key.

ParagonIE_Sodium_Crypto32::box_beforenm in vendor/paragonie/sodium_compat/src/Crypto32.php

Used by crypto_box() to get the crypto_secretbox() key.

ParagonIE_Sodium_Crypto32::keyExchange in vendor/paragonie/sodium_compat/src/Crypto32.php

Libsodium's crypto_kx().

File

vendor/paragonie/sodium_compat/src/Crypto32.php, line 887

Class

ParagonIE_Sodium_Crypto32

Class ParagonIE_Sodium_Crypto

Code

public static function scalarmult($sKey, $pKey) {
  $q = ParagonIE_Sodium_Core32_X25519::crypto_scalarmult_curve25519_ref10($sKey, $pKey);
  self::scalarmult_throw_if_zero($q);
  return $q;
}