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authorEric Andersen2001-10-24 05:00:29 +0000
committerEric Andersen2001-10-24 05:00:29 +0000
commitbdfd0d78bc44e73d693510e70087857785b3b521 (patch)
tree153a573095afac8d8d0ea857759ecabd77fb28b7 /rdate.c
parent9260fc5552a3ee52eb95823aa6689d52a1ffd33c (diff)
downloadbusybox-bdfd0d78bc44e73d693510e70087857785b3b521.zip
busybox-bdfd0d78bc44e73d693510e70087857785b3b521.tar.gz
Major rework of the directory structure and the entire build system.
-Erik
Diffstat (limited to 'rdate.c')
-rw-r--r--rdate.c116
1 files changed, 0 insertions, 116 deletions
diff --git a/rdate.c b/rdate.c
deleted file mode 100644
index 04a7612..0000000
--- a/rdate.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/* vi: set sw=4 ts=4: */
-/*
- * The Rdate command will ask a time server for the RFC 868 time
- * and optionally set the system time.
- *
- * by Sterling Huxley <sterling@europa.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
-*/
-
-#include <sys/time.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#include <stdio.h>
-#include <getopt.h>
-#include <string.h>
-#include <time.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include "busybox.h"
-
-
-static const int RFC_868_BIAS = 2208988800UL;
-
-static time_t askremotedate(const char *host)
-{
- struct hostent *h;
- struct sockaddr_in s_in;
- struct servent *tserv;
- unsigned long int nett, localt;
- int fd;
-
- h = xgethostbyname(host); /* get the IP addr */
- memcpy(&s_in.sin_addr, h->h_addr, sizeof(s_in.sin_addr));
-
- s_in.sin_port = htons(37); /* find port # */
- if ((tserv = getservbyname("time", "tcp")) != NULL)
- s_in.sin_port = tserv->s_port;
-
- s_in.sin_family = AF_INET;
-
- if ((fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) /* get net connection */
- perror_msg_and_die("socket");
-
- if (connect(fd, (struct sockaddr *)&s_in, sizeof(s_in)) < 0) /* connect to time server */
- perror_msg_and_die("%s", host);
-
- if (read(fd, (void *)&nett, 4) != 4) /* read time from server */
- error_msg_and_die("%s did not send the complete time", host);
-
- close(fd);
-
- /* convert from network byte order to local byte order.
- * RFC 868 time is the number of seconds
- * since 00:00 (midnight) 1 January 1900 GMT
- * the RFC 868 time 2,208,988,800 corresponds to 00:00 1 Jan 1970 GMT
- * Subtract the RFC 868 time to get Linux epoch
- */
- localt= ntohl(nett) - RFC_868_BIAS;
-
- return(localt);
-}
-
-int rdate_main(int argc, char **argv)
-{
- time_t remote_time;
- int opt;
- int setdate = 1;
- int printdate = 1;
-
- /* Interpret command line args */
- while ((opt = getopt(argc, argv, "sp")) > 0) {
- switch (opt) {
- case 's':
- printdate = 0;
- setdate = 1;
- break;
- case 'p':
- printdate = 1;
- setdate = 0;
- break;
- default:
- show_usage();
- }
- }
-
- if (optind == argc)
- show_usage();
-
- remote_time = askremotedate(argv[optind]);
-
- if (setdate) {
- if (stime(&remote_time) < 0)
- perror_msg_and_die("Could not set time of day");
- }
-
- if (printdate)
- printf("%s", ctime(&remote_time));
-
- return EXIT_SUCCESS;
-}