PHP 8.4.0 RC2 available for testing

openssl_csr_get_public_key

(PHP 5 >= 5.2.0, PHP 7, PHP 8)

openssl_csr_get_public_keyReturns the public key of a CSR

Descrição

openssl_csr_get_public_key(OpenSSLCertificateSigningRequest|string $csr, bool $short_names = true): OpenSSLAsymmetricKey|false

openssl_csr_get_public_key() extracts the public key from csr and prepares it for use by other functions.

Parâmetros

csr

Consulte Parâmetros CSR para obter uma lista de valores válidos.

short_names
Aviso

This parameter is ignored

Valor Retornado

Returns an OpenSSLAsymmetricKey on success, or false on error.

Registro de Alterações

Versão Descrição
8.0.0 On success, this function returns an OpenSSLAsymmetricKey instance now; previously, a resource of type OpenSSL key was returned.
8.0.0 csr accepts an OpenSSLCertificateSigningRequest instance now; previously, a resource of type OpenSSL X.509 CSR was accepted.

Exemplos

Exemplo #1 openssl_csr_get_public_key() example

<?php
$subject
= array(
"commonName" => "example.com",
);
$private_key = openssl_pkey_new(array(
"private_key_bits" => 2048,
"private_key_type" => OPENSSL_KEYTYPE_RSA,
));
$csr = openssl_csr_new($subject, $private_key, array('digest_alg' => 'sha256') );
$public_key = openssl_csr_get_public_key($csr);
$info = openssl_pkey_get_details($public_key);
echo
$info['key'];
?>

Veja Também

add a note

User Contributed Notes 1 note

up
-5
php at siemenroorda dot nl
15 years ago
Function openssl_pkey_get_details can read this resource. Try:

<?php
print_r
(openssl_pkey_get_details(openssl_csr_get_public_key($csr)));
?>
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