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
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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
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26 * Sun Microsystems, Inc.
28 * Mountain View, California 94043
31 #if defined(LIBC_SCCS) && !defined(lint)
32 static char sccsid[] = "@(#)publickey.c 1.10 91/03/11 Copyr 1986 Sun Micro";
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
39 * Copyright (C) 1986, Sun Microsystems, Inc.
43 * Public key lookup routines
45 #include "namespace.h"
49 #include <rpc/key_prot.h>
50 #include <rpcsvc/yp_prot.h>
51 #include <rpcsvc/ypclnt.h>
54 #include "un-namespace.h"
56 #define PKFILE "/etc/publickey"
59 * Hack to let ypserv/rpc.nisd use AUTH_DES.
61 int (*__getpublickey_LOCAL)() = 0;
64 * Get somebody's public key
67 __getpublickey_real(netname, publickey)
71 char lookup[3 * HEXKEYBYTES];
74 if (publickey == NULL)
76 if (!getpublicandprivatekey(netname, lookup))
78 p = strchr(lookup, ':');
83 (void) strncpy(publickey, lookup, HEXKEYBYTES);
84 publickey[HEXKEYBYTES] = '\0';
89 * reads the file /etc/publickey looking for a + to optionally go to the
94 getpublicandprivatekey(key, ret)
98 char buf[1024]; /* big enough */
104 fd = fopen(PKFILE, "r");
108 res = fgets(buf, sizeof(buf), fd);
115 else if (res[0] == '+') {
117 char *PKMAP = "publickey.byname";
123 err = yp_get_default_domain(&domain);
128 err = yp_match(domain, PKMAP, key, strlen(key), &lookup, &len);
131 fprintf(stderr, "match failed error %d\n", err);
143 "Bad record in %s '+' -- NIS not supported in this library copy\n", PKFILE);
148 mkey = strsep(&res, "\t ");
151 "Bad record in %s -- %s", PKFILE, buf);
155 mval = strsep(&res, " \t#\n");
156 } while (mval != NULL && !*mval);
159 "Bad record in %s val problem - %s", PKFILE, buf);
162 if (strcmp(mkey, key) == 0) {
171 int getpublickey(netname, publickey)
175 if (__getpublickey_LOCAL != NULL)
176 return(__getpublickey_LOCAL(netname, publickey));
178 return(__getpublickey_real(netname, publickey));