diff options
Diffstat (limited to 'lib/librpc/secure_rpc/rpc/publickey.c')
-rw-r--r-- | lib/librpc/secure_rpc/rpc/publickey.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/lib/librpc/secure_rpc/rpc/publickey.c b/lib/librpc/secure_rpc/rpc/publickey.c new file mode 100644 index 0000000..d403b63 --- /dev/null +++ b/lib/librpc/secure_rpc/rpc/publickey.c @@ -0,0 +1,129 @@ +#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); +} |