sodium_crypto_generichash_final

(PHP 7 >= 7.2.0, PHP 8)

sodium_crypto_generichash_finalComplete the hash

Descrizione

sodium_crypto_generichash_final(string &$state, int $length = SODIUM_CRYPTO_GENERICHASH_BYTES): string

The finalization method for the streaming generichash API.

Elenco dei parametri

state

Hash state returned from sodium_crypto_generichash_init()

length

Output length.

Valori restituiti

Cryptographic hash.

Esempi

Example #1 sodium_crypto_generichash_final() example

<?php
$messages
= [random_bytes(32), random_bytes(32), random_bytes(16)];
$state = sodium_crypto_generichash_init('', 32);
foreach (
$messages as $message) {
sodium_crypto_generichash_update($state, $message);
}

$final = sodium_crypto_generichash_final($state, 32);
var_dump(sodium_bin2hex($final));

$allAtOnce = sodium_crypto_generichash(implode('', $messages));
var_dump(sodium_bin2hex($allAtOnce));
?>

Il precedente esempio visualizzerĂ  qualcosa simile a:

string(64) "a2939a9163cb7c796ec28e01028489e72475c136b2697ea59e3e760ab4a8ab20"
string(64) "a2939a9163cb7c796ec28e01028489e72475c136b2697ea59e3e760ab4a8ab20"
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