openssl_cms_verify

(PHP 8)

openssl_cms_verify — Verify a CMS signature

说明

openssl_cms_verify(
    string $input_filename,
    int $flags = 0,
    ?string $certificates = null,
    array $ca_info = [],
    ?string $untrusted_certificates_filename = null,
    ?string $content = null,
    ?string $pk7 = null,
    ?string $sigfile = null,
    int $encoding = OPENSSL_ENCODING_SMIME
): bool

This function verifies a CMS signature, either attached or detached, with the specified encoding.

参数

input_filename

The input file.

flags

Flags to pass to cms_verify().

certificates

A file with the signer certificate and optionally intermediate certificates.

ca_info

An array containing self-signed certificate authority certificates.

untrusted_certificates_filename

A file containing additional intermediate certificates.

content

A file pointing to the content when signatures are detached.

pk7

sigfile

A file to save the signature to.

encoding

The encoding of the input file. One of OPENSSL_ENCODING_SMIME, OPENSSL_ENCODING_DER or OPENSSL_ENCODING_PEM.

返回值

成功时返回 true， 或者在失败时返回 false。