1 /* @(#)clnt_generic.c 2.2 88/08/01 4.0 RPCSRC */
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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20 * OR ANY PART THEREOF.
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28 * Mountain View, California 94043
30 #if !defined(lint) && defined(SCCSIDS)
31 static char sccsid[] = "@(#)clnt_generic.c 1.4 87/08/11 (C) 1987 SMI";
34 * Copyright (C) 1987, Sun Microsystems, Inc.
40 #include <sys/socket.h>
41 #include <sys/errno.h>
45 * Generic client creation: takes (hostname, program-number, protocol) and
46 * returns client handle. Default options are set, which the user can
47 * change using the rpc equivalent of ioctl()'s.
50 clnt_create (const char *hostname, u_long prog, u_long vers,
53 struct hostent hostbuf, *h;
56 struct protoent protobuf, *p;
59 struct sockaddr_in sin;
66 hsttmpbuf = __alloca (hstbuflen);
67 while (__gethostbyname_r (hostname, &hostbuf, hsttmpbuf, hstbuflen,
69 if (herr != NETDB_INTERNAL || errno != ERANGE)
71 rpc_createerr.cf_stat = RPC_UNKNOWNHOST;
76 /* Enlarge the buffer. */
78 hsttmpbuf = __alloca (hstbuflen);
81 if (h->h_addrtype != AF_INET)
84 * Only support INET for now
86 rpc_createerr.cf_stat = RPC_SYSTEMERROR;
87 rpc_createerr.cf_error.re_errno = EAFNOSUPPORT;
90 sin.sin_family = h->h_addrtype;
92 bzero (sin.sin_zero, sizeof (sin.sin_zero));
93 bcopy (h->h_addr, (char *) &sin.sin_addr, h->h_length);
96 prttmpbuf = __alloca (prtbuflen);
97 while (__getprotobyname_r (proto, &protobuf, prttmpbuf, prtbuflen, &p)
101 rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
102 rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
107 /* Enlarge the buffer. */
109 prttmpbuf = __alloca (prtbuflen);
118 client = clntudp_create (&sin, prog, vers, tv, &sock);
124 clnt_control (client, CLSET_TIMEOUT, (char *)&tv);
127 client = clnttcp_create (&sin, prog, vers, &sock, 0, 0);
134 clnt_control (client, CLSET_TIMEOUT, (char *)&tv);
137 rpc_createerr.cf_stat = RPC_SYSTEMERROR;
138 rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;