openssl_cms_sign
(PHP 8)
openssl_cms_sign — Sign a file
說明
string
$input_filename,string
$output_filename,OpenSSLCertificate|string
$certificate,OpenSSLAsymmetricKey|OpenSSLCertificate|array|string
$private_key,?array
$headers,int
$flags = 0,int
$encoding = OPENSSL_ENCODING_SMIME,?string
$untrusted_certificates_filename = null): bool
This function signs a file with an X.509 certificate and key.
參數
-
input_filename -
The name of the file to be signed.
-
output_filename -
The name of the file to deposit the results.
-
certificate -
The signing certificate. See Key/Certificate parameters for a list of valid values.
-
private_key -
The key associated with
certificate. See Key/Certificate parameters for a list of valid values. -
headers -
An array of headers to be included in S/MIME output.
-
flags -
Flags to be passed to cms_sign().
-
encoding -
The encoding of the output file. One of
OPENSSL_ENCODING_SMIME,OPENSSL_ENCODING_DERorOPENSSL_ENCODING_PEM. -
untrusted_certificates_filename -
Intermediate certificates to be included in the signature.
返回值
成功時返回 true， 或者在失敗時返回 false。
範例
示例 #1 openssl_cms_sign() example
<?php
openssl_cms_sign('input.txt', 'output.txt', 'file://cert.pem', 'file://privkey.pem', null, OPENSSL_CMS_BINARY, OPENSSL_ENCODING_DER, 'chain.pem');
?>