openssl_pkcs7_decrypt Decrypts an S/MIME encrypted message

openssl_pkcs7_decrypt

(PHP 4 >= 4.0.6, PHP 5)

openssl_pkcs7_decrypt — Decrypts an S/MIME encrypted message

说明

bool openssl_pkcs7_decrypt ( string $infilename , string $outfilename , mixed $recipcert [, mixed $recipkey ] )

Decrypts the S/MIME encrypted message contained in the file specified by infilename using the certificate and its associated private key specified by recipcert and recipkey.

参数

infilename
outfilename: The decrypted message is written to the file specified by outfilename.
recipcert
recipkey

返回值

成功时返回 TRUE，或者在失败时返回 FALSE.

范例

Example #1 openssl_pkcs7_decrypt() example


<?php
// $cert and $key are assumed to contain your personal certificate and private
// key pair, and that you are the recipient of an S/MIME message
$infilename = "encrypted.msg";  // this file holds your encrypted message
$outfilename = "decrypted.msg"; // make sure you can write to this file

if (openssl_pkcs7_decrypt($infilename, $outfilename, $cert, $key)) {
    echo "decrypted!";
} else {
    echo "failed to decrypt!";
}
?>