diff options
Diffstat (limited to 'lib/librpcsvc/secretkey.c')
-rw-r--r-- | lib/librpcsvc/secretkey.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/lib/librpcsvc/secretkey.c b/lib/librpcsvc/secretkey.c new file mode 100644 index 0000000..636fd89 --- /dev/null +++ b/lib/librpcsvc/secretkey.c @@ -0,0 +1,86 @@ +/* + * 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); +} |