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29 #include <sys/cdefs.h>
34 * Copyright (C) 1986, Sun Microsystems, Inc.
38 * Public key lookup routines
43 #include <rpc/key_prot.h>
44 #include <rpcsvc/yp_prot.h>
45 #include <rpcsvc/ypclnt.h>
51 #define PKFILE "/etc/publickey"
54 * Hack to let ypserv/rpc.nisd use AUTH_DES.
56 int (*__getpublickey_LOCAL)() = 0;
59 * Get somebody's public key
62 __getpublickey_real(netname, publickey)
66 char lookup[3 * HEXKEYBYTES];
69 if (publickey == NULL)
71 if (!getpublicandprivatekey(netname, lookup))
73 p = strchr(lookup, ':');
78 (void) strncpy(publickey, lookup, HEXKEYBYTES);
79 publickey[HEXKEYBYTES] = '\0';
84 * reads the file /etc/publickey looking for a + to optionally go to the
89 getpublicandprivatekey(key, ret)
93 char buf[1024]; /* big enough */
99 fd = fopen(PKFILE, "r");
103 res = fgets(buf, sizeof(buf), fd);
110 else if (res[0] == '+') {
112 char *PKMAP = "publickey.byname";
118 err = yp_get_default_domain(&domain);
123 err = yp_match(domain, PKMAP, key, strlen(key), &lookup, &len);
126 ("getpublicandprivatekey: match failed error %d\n", err));
136 ("Bad record in %s '+' -- NIS not supported in this library copy\n", PKFILE));
140 mkey = strsep(&res, "\t ");
143 "Bad record in %s -- %s", PKFILE, buf);
147 mval = strsep(&res, " \t#\n");
148 } while (mval != NULL && !*mval);
151 "Bad record in %s val problem - %s", PKFILE, buf);
154 if (strcmp(mkey, key) == 0) {
163 int getpublickey(netname, publickey)
167 if (__getpublickey_LOCAL != NULL)
168 return(__getpublickey_LOCAL(netname, publickey));
170 return(__getpublickey_real(netname, publickey));