xref: /reactos/dll/3rdparty/libtirpc/src/getrpcport.c (revision 8a978a17)
1 /*
2  * Copyright (c) 2009, Sun Microsystems, Inc.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  * - Redistributions of source code must retain the above copyright notice,
8  *   this list of conditions and the following disclaimer.
9  * - Redistributions in binary form must reproduce the above copyright notice,
10  *   this list of conditions and the following disclaimer in the documentation
11  *   and/or other materials provided with the distribution.
12  * - Neither the name of Sun Microsystems, Inc. nor the names of its
13  *   contributors may be used to endorse or promote products derived
14  *   from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 
30 /*
31  * Copyright (c) 1985 by Sun Microsystems, Inc.
32  */
33 
34 #include <wintirpc.h>
35 #include <sys/types.h>
36 //#include <sys/socket.h>
37 
38 #include <assert.h>
39 //#include <netdb.h>
40 #include <stdio.h>
41 #include <string.h>
42 
43 #include <rpc/rpc.h>
44 #include <rpc/pmap_clnt.h>
45 
46 int
47 getrpcport(host, prognum, versnum, proto)
48 	char *host;
49 	int prognum, versnum, proto;
50 {
51 	struct sockaddr_in addr;
52 	struct hostent *hp;
53 
54 	assert(host != NULL);
55 
56 	if ((hp = gethostbyname(host)) == NULL)
57 		return (0);
58 	memset(&addr, 0, sizeof(addr));
59 	addr.sin_family = AF_INET;
60 	addr.sin_port =  0;
61 	if (hp->h_length > sizeof(addr))
62 	  hp->h_length = sizeof(addr);
63 	memcpy(&addr.sin_addr.s_addr, hp->h_addr, (size_t)hp->h_length);
64 	/* Inconsistent interfaces need casts! :-( */
65 	return (pmap_getport(&addr, (u_long)prognum, (u_long)versnum,
66 	    (u_int)proto));
67 }
68