r8302: import mini HEIMDAL into the tree

(This used to be commit 118be28a7aef233799956615a99d1a2a74dac175)

1 files changed, 68 insertions, 0 deletions

diff --git a/source4/heimdal/lib/asn1/der_copy.c b/source4/heimdal/lib/asn1/der_copy.c
new file mode 100644
index 0000000000..936691120a
--- /dev/null
+++ b/source4/heimdal/lib/asn1/der_copy.c
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
+ * (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. 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 "der_locl.h"
+
+RCSID("$Id: der_copy.c,v 1.12 2003/11/07 07:39:43 lha Exp $");
+
+int
+copy_general_string (const heim_general_string *from, heim_general_string *to)
+{
+    *to = strdup(*from);
+    if(*to == NULL)
+	return ENOMEM;
+    return 0;
+}
+
+int
+copy_octet_string (const heim_octet_string *from, heim_octet_string *to)
+{
+    to->length = from->length;
+    to->data   = malloc(to->length);
+    if(to->length != 0 && to->data == NULL)
+	return ENOMEM;
+    memcpy(to->data, from->data, to->length);
+    return 0;
+}
+
+int
+copy_oid (const heim_oid *from, heim_oid *to)
+{
+    to->length     = from->length;
+    to->components = malloc(to->length * sizeof(*to->components));
+    if (to->length != 0 && to->components == NULL)
+	return ENOMEM;
+    memcpy(to->components, from->components,
+	   to->length * sizeof(*to->components));
+    return 0;
+}