/* Programmer: Spencer Shimko
   Project: FTP Client/Server
   Course: CMSC 481
   Run: ./ftpclient host port
*/
#ifndef FTPCLIENT_H
#define FTPCLIENT_H
/*
 * function: show_usage
 * parameters: program name
 * returns: nothing
 * purpose: display program usage information
 */
void show_usage(const char *self);

/*
 *function: talk_to_server
 *purpose: communicates with server connected to sock_fd
 *parameters: int socket id
 *returns: integer indicating success or failure (-1 = failure)
 */
int talk_to_server(int sock_fd);

/*
 *function: setupPasv
 *purpose: parse server passive requests and setup socket
 *parameters: server passive request
 *returns: int file descriptor for socket or -1 for error
 */
int setupPasv( char *string );

#endif