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 or with the express written consent of
8 * Sun Microsystems, Inc.
10 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
11 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
12 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14 * Sun RPC is provided with no support and without any obligation on the
15 * part of Sun Microsystems, Inc. to assist in its use, correction,
16 * modification or enhancement.
18 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
20 * OR ANY PART THEREOF.
22 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
23 * or profits or other special, indirect and consequential damages, even if
24 * Sun has been advised of the possibility of such damages.
26 * Sun Microsystems, Inc.
28 * Mountain View, California 94043
30 * $FreeBSD: src/lib/libc/rpc/getpublickey.c,v 1.2.6.1 2000/09/20 04:43:11 jkh Exp $
31 * $DragonFly: src/lib/libcr/rpc/Attic/getpublickey.c,v 1.2 2003/06/17 04:26:44 dillon Exp $
33 * @(#)publickey.c 1.10 91/03/11 Copyr 1986 Sun Micro
38 * Copyright (C) 1986, Sun Microsystems, Inc.
42 * Public key lookup routines
47 #include <rpc/key_prot.h>
48 #include <rpcsvc/yp_prot.h>
49 #include <rpcsvc/ypclnt.h>
53 #define PKFILE "/etc/publickey"
56 * Hack to let ypserv/rpc.nisd use AUTH_DES.
58 int (*__getpublickey_LOCAL)() = 0;
61 * Get somebody's public key
64 __getpublickey_real(netname, publickey)
68 char lookup[3 * HEXKEYBYTES];
71 if (publickey == NULL)
73 if (!getpublicandprivatekey(netname, lookup))
75 p = strchr(lookup, ':');
80 (void) strncpy(publickey, lookup, HEXKEYBYTES);
81 publickey[HEXKEYBYTES] = '\0';
86 * reads the file /etc/publickey looking for a + to optionally go to the
91 getpublicandprivatekey(key, ret)
95 char buf[1024]; /* big enough */
101 fd = fopen(PKFILE, "r");
105 res = fgets(buf, sizeof(buf), fd);
112 else if (res[0] == '+') {
114 char *PKMAP = "publickey.byname";
120 err = yp_get_default_domain(&domain);
125 err = yp_match(domain, PKMAP, key, strlen(key), &lookup, &len);
128 fprintf(stderr, "match failed error %d\n", err);
140 "Bad record in %s '+' -- NIS not supported in this library copy\n", PKFILE);
145 mkey = strsep(&res, "\t ");
148 "Bad record in %s -- %s", PKFILE, buf);
152 mval = strsep(&res, " \t#\n");
153 } while (mval != NULL && !*mval);
156 "Bad record in %s val problem - %s", PKFILE, buf);
159 if (strcmp(mkey, key) == 0) {
168 int getpublickey(netname, publickey)
172 if (__getpublickey_LOCAL != NULL)
173 return(__getpublickey_LOCAL(netname, publickey));
175 return(__getpublickey_real(netname, publickey));