PHP Manual
OpenSSL Functions
Export the PKCS7 file to an array of PEM certificates

openssl_pkcs7_read

(PHP 7 >= 7.2.0, PHP 8)

openssl_pkcs7_read — Export the PKCS7 file to an array of PEM certificates

Description

openssl_pkcs7_read(string $data, array &$certificates): bool

Warning

This function is currently not documented; only its argument list is available.

Parameters

data: The string of data you wish to parse (p7b format).
certificates: The array of PEM certificates from the p7b input data.

Return Values

Returns true on success or false on failure.

Examples

Example #1 Get a PEM array from a P7B file


<?php

$file = 'certs.p7b';

$f = file_get_contents($file);
$p7 = array();
$r = openssl_pkcs7_read($f, $p7);

if ($r === false) {
    printf("ERROR: %s is not a proper p7b file".PHP_EOL, $file);
        for($e = openssl_error_string(), $i = 0; $e; $e = openssl_error_string(), $i++)
            printf("SSL l%d: %s".PHP_EOL, $i, $e);
    exit(1);
}

print_r($p7);
?>

See Also

openssl_csr_sign() - Sign a CSR with another certificate (or itself) and generate a certificate