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#ifndef lint
static char sccsid[] = "@(#)publickey.c 2.3 88/08/15 4.0 RPCSRC";
#endif
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
/*
* Copyright (c) 1988 by Sun Microsystems, Inc.
* @(#) from SUN 1.3
*/
/*
* Public key lookup routines
*/
#include <stdio.h>
#include <pwd.h>
#include <rpc/rpc.h>
#include <rpc/key_prot.h>
extern char *index();
extern char *strcpy();
static char PKMAP[] = "publickey.byname";
/*
* Get somebody's encrypted secret key from the database, using
* the given passwd to decrypt it.
*/
getsecretkey(netname, secretkey, passwd)
char *netname;
char *secretkey;
char *passwd;
{
char *domain;
int len;
char *lookup;
int err;
char *p;
err = yp_get_default_domain(&domain);
if (err) {
return(0);
}
err = yp_match(domain, PKMAP, netname, strlen(netname), &lookup, &len);
if (err) {
return(0);
}
lookup[len] = 0;
p = index(lookup,':');
if (p == NULL) {
free(lookup);
return(0);
}
p++;
if (!xdecrypt(p, passwd)) {
free(lookup);
return(0);
}
if (bcmp(p, p + HEXKEYBYTES, KEYCHECKSUMSIZE) != 0) {
secretkey[0] = 0;
free(lookup);
return(1);
}
p[HEXKEYBYTES] = 0;
(void) strcpy(secretkey, p);
free(lookup);
return(1);
}
/*
* Get somebody's public key
*/
getpublickey(netname, publickey)
char *netname;
char *publickey;
{
char *domain;
int len;
char *lookup;
int err;
char *p;
err = yp_get_default_domain(&domain);
if (err) {
return(0);
}
err = yp_match(domain, PKMAP, netname, strlen(netname), &lookup, &len);
if (err) {
return(0);
}
p = index(lookup, ':');
if (p == NULL) {
free(lookup);
return(0);
}
*p = 0;
(void) strcpy(publickey, lookup);
return(1);
}
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