86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
/*
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* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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* unrestricted use provided that this legend is included on all tape
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* media and as a part of the software program in whole or part. Users
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* may copy or modify Sun RPC without charge, but are not authorized
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* to license or distribute it to anyone else except as part of a product or
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* program developed by the user or with the express written consent of
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* Sun Microsystems, Inc.
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*
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* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
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* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
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*
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* Sun RPC is provided with no support and without any obligation on the
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* part of Sun Microsystems, Inc. to assist in its use, correction,
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* modification or enhancement.
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*
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* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
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* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
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* OR ANY PART THEREOF.
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*
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* In no event will Sun Microsystems, Inc. be liable for any lost revenue
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* or profits or other special, indirect and consequential damages, even if
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* Sun has been advised of the possibility of such damages.
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*
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* Sun Microsystems, Inc.
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* 2550 Garcia Avenue
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* Mountain View, California 94043
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*/
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#if !defined(lint) && defined(SCCSIDS)
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static char sccsid[] = "@(#)secretkey.c 1.8 91/03/11 Copyr 1986 Sun Micro";
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#endif
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/*
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* secretkey.c
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* Copyright (C) 1986, Sun Microsystems, Inc.
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*/
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/*
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* Secret key lookup routines
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*/
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#include <stdio.h>
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#include <pwd.h>
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#include <rpc/rpc.h>
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#include <rpc/key_prot.h>
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#include <rpcsvc/yp_prot.h>
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#include <rpcsvc/ypclnt.h>
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#include <string.h>
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extern int xdecrypt __P(( char *, char * ));
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/*
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* Get somebody's encrypted secret key from the database, using the given
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* passwd to decrypt it.
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*/
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int
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getsecretkey(netname, secretkey, passwd)
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char *netname;
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char *secretkey;
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char *passwd;
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{
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char lookup[3 * HEXKEYBYTES];
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char *p;
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if (secretkey == NULL)
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return (0);
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if (!getpublicandprivatekey(netname, lookup))
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return (0);
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p = strchr(lookup, ':');
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if (p == NULL) {
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return (0);
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}
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p++;
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if (!xdecrypt(p, passwd)) {
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return (0);
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}
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if (memcmp(p, p + HEXKEYBYTES, KEYCHECKSUMSIZE) != 0) {
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secretkey[0] = '\0';
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return (1);
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}
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p[HEXKEYBYTES] = '\0';
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(void) strncpy(secretkey, p, HEXKEYBYTES);
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secretkey[HEXKEYBYTES] = '\0';
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return (1);
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}
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