OPENSSL_RAW_DATA
(int)
OPENSSL_RAW_DATA
is set in the
openssl_encrypt() or openssl_decrypt(),
the returned data is returned as-is.
When it is not specified, Base64 encoded data is returned to the caller.
OPENSSL_DONT_ZERO_PAD_KEY
(int)
OPENSSL_ZERO_PADDING
(int)
OPENSSL_ZERO_PADDING
is set in the
openssl_encrypt() or openssl_decrypt()
options
then no padding is performed, the total
amount of data encrypted or decrypted must then be a multiple of the
block size or an error will occur.
OPENSSL_ENCODING_SMIME
(int)
OPENSSL_ENCODING_DER
(int)
OPENSSL_ENCODING_PEM
(int)