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diff --git a/source4/heimdal/lib/asn1/extra.c b/source4/heimdal/lib/asn1/extra.c
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+/*
+ * Copyright (c) 2003 - 2005 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"
+#include "heim_asn1.h"
+
+RCSID("$Id: extra.c,v 1.5 2005/07/19 18:05:16 lha Exp $");
+
+int
+encode_heim_any(unsigned char *p, size_t len,
+ const heim_any *data, size_t *size)
+{
+ if (data->length > len)
+ return ASN1_OVERFLOW;
+ p -= data->length;
+ len -= data->length;
+ memcpy (p+1, data->data, data->length);
+ *size = data->length;
+ return 0;
+}
+
+int
+decode_heim_any(const unsigned char *p, size_t len,
+ heim_any *data, size_t *size)
+{
+ size_t len_len, length, l;
+ Der_class thisclass;
+ Der_type thistype;
+ unsigned int thistag;
+ int e;
+
+ if (data == NULL && len == 0) { /* XXX tag less OPTIONAL */
+ *size = 0;
+ return 0;
+ }
+
+ e = der_get_tag (p, len, &thisclass, &thistype, &thistag, &l);
+ if (e) return e;
+ if (l > len)
+ return ASN1_OVERFLOW;
+ e = der_get_length(p + l, len - l, &length, &len_len);
+ if (e) return e;
+ if (length + len_len + l > len)
+ return ASN1_OVERFLOW;
+
+ if (data) { /* XXX hack to workaround tag less OPTIONAL data */
+ memset(data, 0, sizeof(*data));
+
+ data->data = malloc(length + len_len + l);
+ if (data->data == NULL)
+ return ENOMEM;
+ data->length = length + len_len + l;
+ memcpy(data->data, p, length + len_len + l);
+ }
+ if (size) *size = length + len_len + l;
+ return 0;
+}
+
+void
+free_heim_any(heim_any *data)
+{
+ free(data->data);
+ data->data = NULL;
+}
+
+size_t
+length_heim_any(const heim_any *data)
+{
+ return data->length;
+}
+
+int
+copy_heim_any(const heim_any *from, heim_any *to)
+{
+ to->data = malloc(from->length);
+ if (to->data == NULL && from->length != 0)
+ return ENOMEM;
+ memcpy(to->data, from->data, from->length);
+ to->length = from->length;
+ return 0;
+}
+
+int
+encode_heim_any_set(unsigned char *p, size_t len,
+ const heim_any_set *data, size_t *size)
+{
+ return encode_heim_any(p, len, data, size);
+}
+
+
+int
+decode_heim_any_set(const unsigned char *p, size_t len,
+ heim_any_set *data, size_t *size)
+{
+ memset(data, 0, sizeof(*data));
+ data->data = malloc(len);
+ if (data->data == NULL && len != 0)
+ return ENOMEM;
+ data->length = len;
+ memcpy(data->data, p, len);
+ if (size) *size = len;
+ return 0;
+}
+
+void
+free_heim_any_set(heim_any_set *data)
+{
+ free_heim_any(data);
+}
+
+size_t
+length_heim_any_set(const heim_any *data)
+{
+ return length_heim_any(data);
+}
+
+int
+copy_heim_any_set(const heim_any_set *from, heim_any_set *to)
+{
+ return copy_heim_any(from, to);
+}
+
+int
+heim_any_cmp(const heim_any_set *p, const heim_any_set *q)
+{
+ if (p->length != q->length)
+ return p->length - q->length;
+ return memcmp(p->data, q->data, p->length);
+}