diff options
Diffstat (limited to 'libc/inet/rpc/rtime.c')
| -rw-r--r-- | libc/inet/rpc/rtime.c | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/libc/inet/rpc/rtime.c b/libc/inet/rpc/rtime.c deleted file mode 100644 index 02016bf82..000000000 --- a/libc/inet/rpc/rtime.c +++ /dev/null @@ -1,149 +0,0 @@ -#if 0 -static char sccsid[] = "@(#)rtime.c 2.2 88/08/10 4.0 RPCSRC; from 1.8 88/02/08 SMI"; -#endif -/* - * Sun RPC is a product of Sun Microsystems, Inc. and is provided for - * unrestricted use provided that this legend is included on all tape - * media and as a part of the software program in whole or part. Users - * may copy or modify Sun RPC without charge, but are not authorized - * to license or distribute it to anyone else except as part of a product or - * program developed by the user. - * - * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE - * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR - * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. - * - * Sun RPC is provided with no support and without any obligation on the - * part of Sun Microsystems, Inc. to assist in its use, correction, - * modification or enhancement. - * - * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE - * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC - * OR ANY PART THEREOF. - * - * In no event will Sun Microsystems, Inc. be liable for any lost revenue - * or profits or other special, indirect and consequential damages, even if - * Sun has been advised of the possibility of such damages. - * - * Sun Microsystems, Inc. - * 2550 Garcia Avenue - * Mountain View, California 94043 - */ - -/* - * Copyright (c) 1988 by Sun Microsystems, Inc. - */ -/* - * rtime - get time from remote machine - * - * gets time, obtaining value from host - * on the udp/time socket. Since timeserver returns - * with time of day in seconds since Jan 1, 1900, must - * subtract seconds before Jan 1, 1970 to get - * what unix uses. - */ - -#include <stdio.h> -#include <unistd.h> -#include <rpc/rpc.h> -#include <rpc/clnt.h> -#include <sys/types.h> -#include <sys/poll.h> -#include <sys/socket.h> -#include <sys/time.h> -#include <rpc/auth_des.h> -#include <errno.h> -#include <netinet/in.h> - - -#define NYEARS (u_long)(1970 - 1900) -#define TOFFSET (u_long)(60*60*24*(365*NYEARS + (NYEARS/4))) - -static void do_close (int); - -static void -do_close (int s) -{ - int save; - - save = errno; - close (s); - __set_errno (save); -} - -int -rtime (struct sockaddr_in *addrp, struct rpc_timeval *timep, - struct rpc_timeval *timeout) -{ - int s; - struct pollfd fd; - int milliseconds; - int res; - /* RFC 868 says the time is transmitted as a 32-bit value. */ - uint32_t thetime; - struct sockaddr_in from; - socklen_t fromlen; - int type; - - if (timeout == NULL) - type = SOCK_STREAM; - else - type = SOCK_DGRAM; - - s = socket (AF_INET, type, 0); - if (s < 0) - return (-1); - - addrp->sin_family = AF_INET; - addrp->sin_port = htons (IPPORT_TIMESERVER); - if (type == SOCK_DGRAM) - { - res = sendto (s, (char *) &thetime, sizeof (thetime), 0, - (struct sockaddr *) addrp, sizeof (*addrp)); - if (res < 0) - { - do_close (s); - return -1; - } - milliseconds = (timeout->tv_sec * 1000) + (timeout->tv_usec / 1000); - fd.fd = s; - fd.events = POLLIN; - do - res = poll (&fd, 1, milliseconds); - while (res < 0 && errno == EINTR); - if (res <= 0) - { - if (res == 0) - __set_errno (ETIMEDOUT); - do_close (s); - return (-1); - } - fromlen = sizeof (from); - res = recvfrom (s, (char *) &thetime, sizeof (thetime), 0, - (struct sockaddr *) &from, &fromlen); - do_close (s); - if (res < 0) - return -1; - } - else - { - if (connect (s, (struct sockaddr *) addrp, sizeof (*addrp)) < 0) - { - do_close (s); - return -1; - } - res = read (s, (char *) &thetime, sizeof (thetime)); - do_close (s); - if (res < 0) - return (-1); - } - if (res != sizeof (thetime)) - { - __set_errno (EIO); - return -1; - } - thetime = ntohl (thetime); - timep->tv_sec = thetime - TOFFSET; - timep->tv_usec = 0; - return 0; -} |