diff options
Diffstat (limited to 'sunrpc/rtime.c')
| -rw-r--r-- | sunrpc/rtime.c | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/sunrpc/rtime.c b/sunrpc/rtime.c deleted file mode 100644 index e3cffe26d4..0000000000 --- a/sunrpc/rtime.c +++ /dev/null @@ -1,145 +0,0 @@ -/* - * Copyright (c) 2010, Oracle America, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * * Neither the name of the "Oracle America, Inc." nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE - * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -/* - * 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 <stdint.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> -#include <shlib-compat.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; -} -libc_hidden_nolink_sunrpc (rtime, GLIBC_2_1) |