#include <rpc/rpc.h>

#include <stdio.h>

#include <string.h>

#include "ftp.h"

extern __thread int errno;

/*

 * Gets the requested file from the server by calling the

 * remote procedure in a loop

 */

int get_file(char *host, char *name)

{

    CLIENT *clnt;

    readfile_res *result;

    /*

    /*

     * Create client handle used for calling FTPPROG on

     * the server designated on the command line. Use

     * the tcp protocol when contacting the server.

     */

    clnt = clnt_create(host, FTPPROG, FTPVER, "tcp");

    if (clnt == NULL) {

        /*

         * Couldn't establish connection with server.

         * Print error message and stop.

         */

         clnt_pcreateerror(host);

         exit(1);

    }

	/*

	 * Open the file for writing on the client machine

	 */

    /*

     * Call the remote procedure retrieve_file on the server.

	 * During each iteration of the loop remote procedure is

	 * called and only 1024 bytes of data is read and returned

	 * by the server. The loop terminates when the data returned

	 * from the server is less than 1024 bytes

     */

        result = retrieve_file_1(&req, clnt);

        if (result == NULL) {

            /*

             * An RPC error occurred while calling the server.

             * Print error message and stop.

             */

            clnt_perror(clnt, host);

            exit(1);

        }

        /*

         * We successfully called the remote procedure.

         */

        if (result->errno != 0) {

            /*

             * A remote system error occurred.

             * Print error message and stop.

             */

            errno = result->errno;

            perror(name);

            exit(1);

        }

        /*

         * Successfully got a chunk of the file.

         * Write into our local file and update the

         */

}

/*

 * Stores the file on the server by calling the remote

 * procedure in a loop

 */

int put_file(char *host, char *name)

{

    CLIENT *clnt;

    int *result;

    /*

     * Create client handle used for calling FTPPROG on

     * the server designated on the command line. Use

     * the tcp protocol when contacting the server.

     */

    clnt = clnt_create(host, FTPPROG, FTPVER, "tcp");

    if (clnt == NULL) {

        /*

         * Couldn't establish connection with server.

         * Print error message and stop.

         */

         clnt_pcreateerror(host);

         exit(1);

    }

    /*

    /*

    /*

     * Call the remote procedure readdir on the server

     */

        result = send_file_1(&chunk, clnt);

        if (result == NULL) {

            /*

             * An RPC error occurred while calling the server.

             * Print error message and stop.

             */

            clnt_perror(clnt, host);

            exit(1);

        }

        /*

         * Okay, we successfully called the remote procedure.

         */

        if (*result != 0) {

            /*

             * A remote system error occurred.

             * Print error message and stop.

             */

            errno = *result;

            perror(name);

            exit(1);

        }

        /*

         * Successfully got a chunk of the file.

         * Write into our local file.

         */

}

/*

 * Handles commands read on the command line and calls

 * the appropriate function to handle the command

 */

int read_command(char *host)

{

    if (strncmp(command, "get", 3) == 0) {

    } else {

}

int main(int argc, char *argv[])

{

   int result;

   if (argc != 2) {

        fprintf(stderr, "usage: %s host\n", argv[0]);

        exit(1);

   }

   /*

    * Command handling loop

   while(TRUE) {

   }

   return 0;

}