From a04a8365f16b8d492176016b0d09bc45a0597547 Mon Sep 17 00:00:00 2001
From: Johan Danielsson <joda@pdc.kth.se>
Date: Wed, 3 Sep 1997 20:14:15 +0000
Subject: [PATCH] new {seal,unseal}_keys functions

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@3367 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/hdb/hdb.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/lib/hdb/hdb.c b/lib/hdb/hdb.c
index 6d42d0dd7..9ee84199b 100644
--- a/lib/hdb/hdb.c
+++ b/lib/hdb/hdb.c
@@ -150,6 +150,7 @@ hdb_unseal_key(Key *key, krb5_data schedule)
     return new_key;
 }
 
+/* is it useful to have this public? */
 void
 hdb_seal_key(Key *key, krb5_data schedule)
 {
@@ -163,6 +164,29 @@ hdb_seal_key(Key *key, krb5_data schedule)
 		      schedule.data, &iv, &num, 1);
 }
 
+void
+hdb_unseal_keys(hdb_entry *ent, krb5_data schedule)
+{
+    int i;
+    for(i = 0; i < ent->keys.len; i++){
+	des_cblock iv;
+	int num = 0;
+	memset(&iv, 0, sizeof(iv));
+	des_cfb64_encrypt(ent->keys.val[i].key.keyvalue.data, 
+			  ent->keys.val[i].key.keyvalue.data, 
+			  ent->keys.val[i].key.keyvalue.length, 
+			  schedule.data, &iv, &num, 0);
+    }
+}
+
+void
+hdb_seal_keys(hdb_entry *ent, krb5_data schedule)
+{
+    int i;
+    for(i = 0; i < ent->keys.len; i++)
+	hdb_seal_key(&ent->keys.val[i], schedule);
+}
+
 void
 hdb_free_key(Key *key)
 {