openssl_cms_sign
(PHP 8)
openssl_cms_sign — Sign a file
说明
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.
参数
-
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
成功时返回 true， 或者在失败时返回 false。
范例
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');
?> 用户贡献的笔记
Manage to make it work at last.
$dn = array(
"countryName" => "XX",
"stateOrProvinceName" => "Location",
"localityName" => "Local",
"organizationName" => "Sample Organization",
"organizationalUnitName" => "Organizational Unit",
"commonName" => "Sample",
"emailAddress" => "contactus@email.com"
);
// Generate a new private (and public) key pair
$privkey = openssl_pkey_new(array(
"private_key_bits" => 4096,
"private_key_type" => OPENSSL_KEYTYPE_RSA,
));
// Generate a certificate signing request
$csr = openssl_csr_new($dn, $privkey, array('digest_alg' => 'sha512'));
// Generate a self-signed cert, valid for 365 days
$x509 = openssl_csr_sign($csr, null, $privkey, $days=365, array('digest_alg' => 'sha512'));
// Save your private key, CSR and self-signed cert for later use
openssl_csr_export($csr, $csrout) and var_dump($csrout); // .csr
openssl_x509_export($x509, $certout) and var_dump($certout); // .crt.pem
openssl_pkey_export($privkey, $pkeyout, "user_defined_password") and var_dump($pkeyout); // .key.pem
if(openssl_cms_sign ( "file_to_sign", "Sample.p7m" , $x509 , $privkey, null , 0 , 0 , null )){
echo "SIGNED SUCCESSFULLY! Sample.p7m created... rn";
}
else
{
echo "SIGNED FAILED!rn";
}
