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);
+}