1 /* @(#)getrpcport.c 2.1 88/07/29 4.0 RPCSRC */
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31 static char sccsid[] = "@(#)getrpcport.c 1.3 87/08/11 SMI";
35 * Copyright (c) 1985 by Sun Microsystems, Inc.
48 #include <rpc/pmap_clnt.h>
49 #include <sys/socket.h>
53 getrpcport (const char *host, u_long prognum, u_long versnum, u_int proto)
55 struct sockaddr_in addr;
56 struct hostent hostbuf, *hp;
62 buffer = alloca (buflen);
63 while (gethostbyname_r (host, &hostbuf, buffer, buflen, &hp, &herr) != 0
65 if (herr != NETDB_INTERNAL || errno != ERANGE)
69 /* Enlarge the buffer. */
71 buffer = alloca (buflen);
74 memcpy ((char *) &addr.sin_addr, hp->h_addr, hp->h_length);
75 addr.sin_family = AF_INET;
77 return pmap_getport (&addr, prognum, versnum, proto);