+#include <openssl/pem.h>
/** \file crypt.h prototypes for the RSA crypt functions */
int para_decrypt_challenge(char *key_file, long unsigned *challenge_nr,
unsigned char *buf, int rsa_inlen);
unsigned char *outbuf);
int para_decrypt_buffer(char *key_file, unsigned char *outbuf, unsigned char *inbuf,
int rsa_inlen);
+int get_rsa_key(char *key_file, RSA **rsa, int private);