/* * 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 or with the express written consent of * Sun Microsystems, Inc. * * 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 */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #if !defined(lint) && defined(SCCSIDS) static char sccsid[] = "@(#)secretkey.c 1.8 91/03/11 Copyr 1986 Sun Micro"; #endif /* * secretkey.c * Copyright (C) 1986, Sun Microsystems, Inc. */ /* * Secret key lookup routines */ #include <stdio.h> #include <pwd.h> #include <rpc/rpc.h> #include <rpc/key_prot.h> #include <rpcsvc/yp_prot.h> #include <rpcsvc/ypclnt.h> #include <string.h> extern int xdecrypt( char *, char * ); /* * Get somebody's encrypted secret key from the database, using the given * passwd to decrypt it. */ int getsecretkey(char *netname, char *secretkey, char *passwd) { char lookup[3 * HEXKEYBYTES]; char *p; if (secretkey == NULL) return (0); if (!getpublicandprivatekey(netname, lookup)) return (0); p = strchr(lookup, ':'); if (p == NULL) { return (0); } p++; if (!xdecrypt(p, passwd)) { return (0); } if (memcmp(p, p + HEXKEYBYTES, KEYCHECKSUMSIZE) != 0) { secretkey[0] = '\0'; return (1); } p[HEXKEYBYTES] = '\0'; (void) strncpy(secretkey, p, HEXKEYBYTES); secretkey[HEXKEYBYTES] = '\0'; return (1); } |