clnt_generic.c (0cc39166733d7a7eee94bd8aa573237a90d9838e) clnt_generic.c (54edc0bbbfcc1123b31fa29f3502bb25e5769d93)
1/*
2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user.
1/*
2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user.
8 *
8 *
9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
12 *
12 *
13 * Sun RPC is provided with no support and without any obligation on the
14 * part of Sun Microsystems, Inc. to assist in its use, correction,
15 * modification or enhancement.
16 *
17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
13 * Sun RPC is provided with no support and without any obligation on the
14 * part of Sun Microsystems, Inc. to assist in its use, correction,
15 * modification or enhancement.
16 *
17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
20 *
20 *
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
24 *
24 *
25 * Sun Microsystems, Inc.
26 * 2550 Garcia Avenue
27 * Mountain View, California 94043
28 */
29
30#if defined(LIBC_SCCS) && !defined(lint)
31/*static char *sccsid = "from: @(#)clnt_generic.c 1.4 87/08/11 (C) 1987 SMI";*/
32/*static char *sccsid = "from: @(#)clnt_generic.c 2.2 88/08/01 4.0 RPCSRC";*/
25 * Sun Microsystems, Inc.
26 * 2550 Garcia Avenue
27 * Mountain View, California 94043
28 */
29
30#if defined(LIBC_SCCS) && !defined(lint)
31/*static char *sccsid = "from: @(#)clnt_generic.c 1.4 87/08/11 (C) 1987 SMI";*/
32/*static char *sccsid = "from: @(#)clnt_generic.c 2.2 88/08/01 4.0 RPCSRC";*/
33static char *rcsid = "$Id: clnt_generic.c,v 1.1 1993/10/27 05:40:19 paul Exp $";
33static char *rcsid = "$Id: clnt_generic.c,v 1.3 1995/10/22 14:51:12 phk Exp $";
34#endif
35
36/*
37 * Copyright (C) 1987, Sun Microsystems, Inc.
38 */
39#include <rpc/rpc.h>
40#include <sys/socket.h>
41#include <sys/errno.h>
42#include <netdb.h>
34#endif
35
36/*
37 * Copyright (C) 1987, Sun Microsystems, Inc.
38 */
39#include <rpc/rpc.h>
40#include <sys/socket.h>
41#include <sys/errno.h>
42#include <netdb.h>
43#include <string.h>
43
44/*
45 * Generic client creation: takes (hostname, program-number, protocol) and
44
45/*
46 * Generic client creation: takes (hostname, program-number, protocol) and
46 * returns client handle. Default options are set, which the user can
47 * returns client handle. Default options are set, which the user can
47 * change using the rpc equivalent of ioctl()'s.
48 */
49CLIENT *
50clnt_create(hostname, prog, vers, proto)
51 char *hostname;
52 u_long prog;
53 u_long vers;
54 char *proto;

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65 rpc_createerr.cf_stat = RPC_UNKNOWNHOST;
66 return (NULL);
67 }
68 if (h->h_addrtype != AF_INET) {
69 /*
70 * Only support INET for now
71 */
72 rpc_createerr.cf_stat = RPC_SYSTEMERROR;
48 * change using the rpc equivalent of ioctl()'s.
49 */
50CLIENT *
51clnt_create(hostname, prog, vers, proto)
52 char *hostname;
53 u_long prog;
54 u_long vers;
55 char *proto;

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66 rpc_createerr.cf_stat = RPC_UNKNOWNHOST;
67 return (NULL);
68 }
69 if (h->h_addrtype != AF_INET) {
70 /*
71 * Only support INET for now
72 */
73 rpc_createerr.cf_stat = RPC_SYSTEMERROR;
73 rpc_createerr.cf_error.re_errno = EAFNOSUPPORT;
74 rpc_createerr.cf_error.re_errno = EAFNOSUPPORT;
74 return (NULL);
75 }
75 return (NULL);
76 }
77 memset(&sin, 0, sizeof(sin));
78 sin.sin_len = sizeof(struct sockaddr_in);
76 sin.sin_family = h->h_addrtype;
77 sin.sin_port = 0;
78 bzero(sin.sin_zero, sizeof(sin.sin_zero));
79 bcopy(h->h_addr, (char*)&sin.sin_addr, h->h_length);
80 p = getprotobyname(proto);
81 if (p == NULL) {
82 rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
79 sin.sin_family = h->h_addrtype;
80 sin.sin_port = 0;
81 bzero(sin.sin_zero, sizeof(sin.sin_zero));
82 bcopy(h->h_addr, (char*)&sin.sin_addr, h->h_length);
83 p = getprotobyname(proto);
84 if (p == NULL) {
85 rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
83 rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
86 rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
84 return (NULL);
85 }
86 sock = RPC_ANYSOCK;
87 switch (p->p_proto) {
88 case IPPROTO_UDP:
89 tv.tv_sec = 5;
90 tv.tv_usec = 0;
91 client = clntudp_create(&sin, prog, vers, tv, &sock);

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101 return (NULL);
102 }
103 tv.tv_sec = 25;
104 tv.tv_usec = 0;
105 clnt_control(client, CLSET_TIMEOUT, &tv);
106 break;
107 default:
108 rpc_createerr.cf_stat = RPC_SYSTEMERROR;
87 return (NULL);
88 }
89 sock = RPC_ANYSOCK;
90 switch (p->p_proto) {
91 case IPPROTO_UDP:
92 tv.tv_sec = 5;
93 tv.tv_usec = 0;
94 client = clntudp_create(&sin, prog, vers, tv, &sock);

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104 return (NULL);
105 }
106 tv.tv_sec = 25;
107 tv.tv_usec = 0;
108 clnt_control(client, CLSET_TIMEOUT, &tv);
109 break;
110 default:
111 rpc_createerr.cf_stat = RPC_SYSTEMERROR;
109 rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
112 rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
110 return (NULL);
111 }
112 return (client);
113}
113 return (NULL);
114 }
115 return (client);
116}