如下代码可以实现 unix to unix 的文件发送.
#include
#include
#define NORMAL 0
#define ABNORMAL 1
#define ON 1
#define OFF 0
main (argc, argv)
int argc;
char *argv[];
{
FTPINFO ftpinfo;
void usage(), check_n_close();
char *progname;
char *host;
progname = (char *) argv[0];
if ( argc < 2 )
(void) usage(progname);
host = argv[1];
ftpinfo.debug = ON;
ftpinfo.transf_calc = ON;
ftpinfo.linger = OFF;
/*
* connect to peer at remote host.
*/
if (ftp_prconnect ( &ftpinfo, host ) < 0) {
printf("error: ftp_prconnect failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* send user name to the remote server.
*/
if (ftp_user( &ftpinfo, "bank" ) < 0) {
printf("error: ftp_user failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* send user password to the remote server.
*/
if (ftp_passwd ( &ftpinfo, "" ) < 0) {
printf("error: ftp_passwd failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* set the idle time for this connection.
*/
if (ftp_idle ( &ftpinfo, "7200" ) < 0) {
printf("error: ftp_idle failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* do a 'cd' on the remote ftp server.
*/
if (ftp_chdir( &ftpinfo, "winnt" ) < 0) {
printf("error: ftp_chdir failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* do a 'pwd' on the remote ftp server.
*/
if (ftp_pwd ( &ftpinfo ) < 0) {
printf("error: ftp_pwd failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* set transfer mode to ascii.
*/
if (ftp_ascii ( &ftpinfo ) < 0) {
printf("error: ftp_ascii failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* set transfer mode to binary.
*/
if (ftp_binary ( &ftpinfo ) < 0) {
printf("error: ftp_binary failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* set transfer mode back to ascii - using ftp_settype.
*/
if (ftp_settype ( &ftpinfo, ASCII ) < 0) {
printf("error: ftp_settype failed in ascii mode.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* set transfer mode back to binary - using ftp_settype.
*/
if (ftp_settype ( &ftpinfo, BINARY ) < 0) {
printf("error: ftp_settype failed in binary mode.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* make a directory under /tmp on the server.
*/
if (ftp_mkdir ( &ftpinfo, "prem" ) < 0) {
printf("error: ftp_mkdir failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* change the mode of the directory created above.
*/
if (ftp_site ( &ftpinfo, "chmod 775 prem" ) < 0) {
printf("error: ftp_site failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* remove the directory created above.
*/
if (ftp_rmdir ( &ftpinfo, "prem" ) < 0) {
printf("error: ftp_rmdir failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* quit the FTP session decently.
*/
if (ftp_bye( &ftpinfo ) < 0) {
printf("error: ftp_bye failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* use ftp_login to login into the remote ftp server and quit.
*/
if (ftp_login ( &ftpinfo, host, "bank", "", NULL ) < 0) {
printf("error: ftp_login failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* do a 'put' to the remote host.
*/
if (ftp_putfile ( &ftpinfo, "/tmp/passwd", "c:/passwd" ) < 0) {
printf("error: ftp_putfile failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
else {
printf("transfer speed: \n");
printf("\t\tbytes transferred = %ld\n",
ftpinfo.speed.size_bytes);
printf("\t\ttime taken = %.2g seconds\n",
ftpinfo.speed.seconds);
printf("\t\trate = %.2g Kbytes/s\n",
ftpinfo.speed.kbs);
}
/*
* set transfer mode back to ascii - using ftp_settype.
*/
if (ftp_settype ( &ftpinfo, ASCII ) < 0) {
printf("error: ftp_settype failed in ascii mode.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* do a 'get' from the remote host.
*/
if (ftp_getfile ( &ftpinfo, "/tmp/passwd","c:/passwd" )< 0){
printf("error: ftp_getfile failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
else {
printf("transfer speed: \n");
printf("\t\tbytes transferred = %ld\n",
ftpinfo.speed.size_bytes);
printf("\t\ttime taken = %.2g seconds\n",
ftpinfo.speed.seconds);
printf("\t\trate = %.2g Kbytes/s\n",
ftpinfo.speed.kbs);
}
/*
* list /tmp on remote host to file /tmp/test.
*/
if (ftp_dir ( &ftpinfo, "/tmp", "/tmp/test" ) < 0) {
printf("error: ftp_dir failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* list /tmp on remote host to stdout.
*/
if (ftp_dir ( &ftpinfo, "/tmp", NULL ) < 0) {
printf("error: ftp_dir failed to write to stdout.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* delete the file on the remote host.
*/
if (ftp_del ( &ftpinfo, "/tmp/asciifile" ) < 0) {
printf("error: ftp_del failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* quit the FTP sessions decently.
*/
if (ftp_bye( &ftpinfo ) < 0) {
printf("error: ftp_bye failed.\n");
(void) check_n_close ( &ftpinfo, ABNORMAL );
}
/*
* we're done with our job...so exit the program gracefully.
*/
(void) check_n_close ( &ftpinfo, NORMAL );
}
void
usage(progname)
char *progname;
{
printf("usage: %s \n", progname);
exit (1);
}
void
check_n_close ( ftpinfo, status )
FTPINFO *ftpinfo;
int status;
{
if (ftpinfo -> sockfd >= 0)
close (ftpinfo -> sockfd);
if (status == ABNORMAL)
printf("error: %s\n", ftpinfo -> ftp_msg);
else
printf("success: %s\n", ftpinfo -> ftp_msg);
printf("final reply from server: %d\n", ftpinfo -> reply);
fflush ( stdout );
exit (status);
}
编译:cc prog.c -o prog -lftp
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