kstash

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2602 ec53bebd-3082-4978-b11e-865c3cabbd6b
1997-07-24 07:45:48 +00:00
parent 2ec5fc4f72
commit 44eb85c3ea
1 changed files with 90 additions and 0 deletions
--- a/kdc/kstash.c
+++ b/kdc/kstash.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 1997 Kungliga Tekniska H<>gskolan
+ * (Royal Institute of Technology, Stockholm, Sweden). 
+ * All rights reserved. 
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions 
+ * are met: 
+ *
+ * 1. Redistributions of source code must retain the above copyright 
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright 
+ *    notice, this list of conditions and the following disclaimer in the 
+ *    documentation and/or other materials provided with the distribution. 
+ *
+ * 3. All advertising materials mentioning features or use of this software 
+ *    must display the following acknowledgement: 
+ *      This product includes software developed by Kungliga Tekniska 
+ *      H<>gskolan and its contributors. 
+ *
+ * 4. Neither the name of the Institute nor the names of its contributors 
+ *    may be used to endorse or promote products derived from this software 
+ *    without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
+ * SUCH DAMAGE. 
+ */
+
+#include "kdc_locl.h"
+
+RCSID("$Id$");
+
+char *keyfile = "m-key";
+int help;
+
+struct getargs args[] = {
+    { "key-file", 'k', arg_string, &keyfile, "Master key file", "file" },
+    { "help", 'h', arg_flag, &help }
+};
+
+int num_args = sizeof(args) / sizeof(args[0]);
+
+int main(int argc, char **argv)
+{
+    char buf[1024];
+    EncryptionKey key;
+    FILE *f;
+    size_t len;
+    int optind = 0;
+
+    set_progname(argv[0]);
+
+    if(getarg(args, num_args, argc, argv, &optind)){
+	arg_printusage (args, num_args, "");
+	exit(1);
+    }
+
+    if(help){
+	arg_printusage (args, num_args, "");
+	exit(0);
+    }
+
+    des_read_pw_string(buf, sizeof(buf), "Master key: ", 1);
+    key.keytype = KEYTYPE_DES;
+    key.keyvalue.length = sizeof(des_cblock);
+    key.keyvalue.data = malloc(key.keyvalue.length);
+    des_string_to_key(buf, key.keyvalue.data);
+    
+#ifdef HAVE_UMASK
+    umask(077);
+#endif
+
+    f = fopen(keyfile, "w");
+    if(f == NULL)
+	err(1, "Failed to open %s", keyfile);
+    encode_EncryptionKey(buf + sizeof(buf) - 1, sizeof(buf), &key, &len);
+    fwrite(buf + sizeof(buf) - len, len, 1, f);
+    fclose(f);
+    exit(0);
+}