#define UNIX_PATH_MAX 108
#endif
-struct hostent *get_host_info(char *);
+typedef void crypt_function(unsigned long len,
+ const unsigned char *indata, unsigned char *outdata, void *private_data);
+
+#include <netdb.h> /* hostent */
+int get_host_info(char *host, struct hostent **ret);
int get_socket(void);
void init_sockaddr(struct sockaddr_in*, int, const struct hostent*);
int para_connect(int, struct sockaddr_in *);
ssize_t send_cred_buffer(int, char*);
int recv_pattern(int fd, const char *pattern, size_t bufsize);
int init_tcp_socket(int port);
+void enable_crypt(int fd, crypt_function *recv_f, crypt_function *send_f,
+ void *private_data);
+void disable_crypt(int fd);