openssl_x509_fingerprint
(PHP 5.6)
openssl_x509_fingerprint — Calculates the fingerprint, or digest, of a given X.509 certificate
说明
$x509
[, string $hash_algorithm = "sha1"
[, bool $raw_output = FALSE
]] ) openssl_x509_fingerprint() returns the digest of
x509 as a string.
参数
-
x509 -
参见密钥／证书参数以获取有效值列表。
-
hash_algorithm -
The hash algorithm to use, e.g. "md5" or "sha1"
-
raw_output -
When set to
TRUE, outputs raw binary data.FALSEoutputs lowercase hexits.
返回值
Returns a string containing the calculated certificate fingerprint as lowercase hexits unless raw_output is set to TRUE in which case the raw binary representation of the message digest is returned.
Returns FALSE on failure.
用户评论:
[#1] nb at dland dot de [2015-04-14 16:05:51]
The manual is not constistent at this point. On one hand, it describes the return as digest/fingerprint of a cert, on the other hand it says:
bool openssl_x509_fingerprint( ?? )
On PHP 5.6.5, I only get the bool return (1 or 0).