(PHP 8)
openssl_cms_verify — Verify a CMS signature
$input_filename
, int $flags = 0
, string|null $certificates = null
, array $ca_info = []
, string|null $untrusted_certificates_filename = null
, string|null $content = null
, string|null $pk7 = null
, string|null $sigfile = null
, int $encoding = OPENSSL_ENCODING_SMIME
) : boolThis function verifies a CMS signature, either attached or detached, with the specified encoding.
input_filenameThe input file.
flagsFlags to pass to cms_verify().
certificatesA file with the signer certificate and optionally intermediate certificates.
ca_infoAn array containing self-signed certificate authority certificates.
untrusted_certificates_filenameA file containing additional intermediate certificates.
contentA file pointing to the content when signatures are detached.
pk7
sigfileA file to save the signature to.
encoding
The encoding of the input file. One of OPENSSL_CMS_SMIME,
OPENSLL_CMS_DER or OPENSSL_CMS_PEM.
成功时返回 true， 或者在失败时返回 false。