78 lines
2.7 KiB
C
78 lines
2.7 KiB
C
/* $NetBSD: getrpcport.c,v 1.16 2000/01/22 22:19:18 mycroft Exp $ */
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/*-
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* Copyright (c) 2009, Sun Microsystems, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of Sun Microsystems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char *sccsid2 = "@(#)getrpcport.c 1.3 87/08/11 SMI";
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static char *sccsid = "@(#)getrpcport.c 2.1 88/07/29 4.0 RPCSRC";
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#endif
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* Copyright (c) 1985 by Sun Microsystems, Inc.
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*/
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#include "namespace.h"
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <assert.h>
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#include <netdb.h>
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#include <stdio.h>
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#include <string.h>
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#include <rpc/rpc.h>
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#include <rpc/pmap_clnt.h>
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#include "un-namespace.h"
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int
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getrpcport(host, prognum, versnum, proto)
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char *host;
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int prognum, versnum, proto;
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{
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struct sockaddr_in addr;
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struct hostent *hp;
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assert(host != NULL);
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if ((hp = gethostbyname(host)) == NULL)
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return (0);
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memset(&addr, 0, sizeof(addr));
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addr.sin_len = sizeof(struct sockaddr_in);
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addr.sin_family = AF_INET;
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addr.sin_port = 0;
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if (hp->h_length > addr.sin_len)
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hp->h_length = addr.sin_len;
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memcpy(&addr.sin_addr.s_addr, hp->h_addr, (size_t)hp->h_length);
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/* Inconsistent interfaces need casts! :-( */
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return (pmap_getport(&addr, (u_long)prognum, (u_long)versnum,
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(u_int)proto));
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}
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