php man page for openssl_pkey_get_details

OPENSSL_PKEY_GET_DETAILS(3)						 1					       OPENSSL_PKEY_GET_DETAILS(3)

openssl_pkey_get_details - Returns an array with the key details

SYNOPSIS
       array openssl_pkey_get_details (resource  $key)

DESCRIPTION
	This function returns the key details (bits, key, type).

PARAMETERS
	      o $key
		- Resource holding the key.

RETURN VALUES
	Returns an array with the key details in success or FALSE in failure. Returned array has indexes bits (number of bits), key (string repre-
       sentation of the public key) and type (type of the key  which  is  one  of  OPENSSL_KEYTYPE_RSA,  OPENSSL_KEYTYPE_DSA,  OPENSSL_KEYTYPE_DH,
       OPENSSL_KEYTYPE_EC or -1 meaning unknown).

	Depending on the key type used, additional details may be returned. Note that some elements may not always be available.

	      o OPENSSL_KEYTYPE_RSA, an additional array key named "rsa", containing the key data is returned.

	      o OPENSSL_KEYTYPE_DSA, an additional array key named "dsa", containing the key data is returned.

	      o OPENSSL_KEYTYPE_DH, an additional array key named "dh", containing the key data is returned.

PHP Documentation Group 											       OPENSSL_PKEY_GET_DETAILS(3)