Out is the buffer which needs to contain at least inl + cipher_block_size - 1 bytes. Outl
is just an int*.
Reviewed-by: Emilia Käsper <emilia@openssl.org>
multiple times to encrypt successive blocks of data. The amount
of data written depends on the block alignment of the encrypted data:
as a result the amount of data written may be anything from zero bytes
-to (inl + cipher_block_size - 1) so B<outl> should contain sufficient
+to (inl + cipher_block_size - 1) so B<out> should contain sufficient
room. The actual number of bytes written is placed in B<outl>.
If padding is enabled (the default) then EVP_EncryptFinal_ex() encrypts