php man page for openssl_x509_parse

OPENSSL_X509_PARSE(3)							 1						     OPENSSL_X509_PARSE(3)

openssl_x509_parse - Parse an X509 certificate and return the information as an array

SYNOPSIS
       array openssl_x509_parse (mixed	$x509cert, [bool  $shortnames = true])

DESCRIPTION
       openssl_x509_parse(3) returns information about the supplied $x509cert, including fields such as subject name, issuer name, purposes, valid
       from and valid to dates etc.

PARAMETERS
	      o $x509cert
		-

	      o $shortnames
		-$shortnames controls how the data is indexed in the array - if $shortnames is TRUE (the default) then fields will be indexed with
		the short name form, otherwise, the long name form will be used - e.g.: CN is the shortname form of commonName.

RETURN VALUES
       The structure of the returned data is (deliberately) not yet documented, as it is still subject to change.

PHP Documentation Group 												     OPENSSL_X509_PARSE(3)