#include <openssl/rsa.h>
- int RSA_private_encrypt(int flen, unsigned char *from,
+ int RSA_private_encrypt(int flen, const unsigned char *from,
unsigned char *to, RSA *rsa, int padding);
- int RSA_public_decrypt(int flen, unsigned char *from,
+ int RSA_public_decrypt(int flen, const unsigned char *from,
unsigned char *to, RSA *rsa, int padding);
=head1 DESCRIPTION