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-rw-r--r--sys/kgssapi/gssd_prot.c244
1 files changed, 244 insertions, 0 deletions
diff --git a/sys/kgssapi/gssd_prot.c b/sys/kgssapi/gssd_prot.c
new file mode 100644
index 0000000..3b8fbc5
--- /dev/null
+++ b/sys/kgssapi/gssd_prot.c
@@ -0,0 +1,244 @@
+/*-
+ * Copyright (c) 2008 Isilon Inc http://www.isilon.com/
+ * Authors: Doug Rabson <dfr@rabson.org>
+ * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org>
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#ifdef _KERNEL
+#include <sys/malloc.h>
+#else
+#include <stdlib.h>
+#include <string.h>
+#endif
+
+#include <rpc/rpc.h>
+#include <rpc/rpc_com.h>
+
+#include "gssd.h"
+
+bool_t
+xdr_gss_buffer_desc(XDR *xdrs, gss_buffer_desc *buf)
+{
+ char *val;
+ u_int len;
+
+ len = buf->length;
+ val = buf->value;
+ if (!xdr_bytes(xdrs, &val, &len, ~0))
+ return (FALSE);
+ buf->length = len;
+ buf->value = val;
+
+ return (TRUE);
+}
+
+bool_t
+xdr_gss_OID_desc(XDR *xdrs, gss_OID_desc *oid)
+{
+ char *val;
+ u_int len;
+
+ len = oid->length;
+ val = oid->elements;
+ if (!xdr_bytes(xdrs, &val, &len, ~0))
+ return (FALSE);
+ oid->length = len;
+ oid->elements = val;
+
+ return (TRUE);
+}
+
+bool_t
+xdr_gss_OID(XDR *xdrs, gss_OID *oidp)
+{
+ gss_OID oid;
+ bool_t is_null;
+
+ switch (xdrs->x_op) {
+ case XDR_ENCODE:
+ oid = *oidp;
+ if (oid) {
+ is_null = FALSE;
+ if (!xdr_bool(xdrs, &is_null)
+ || !xdr_gss_OID_desc(xdrs, oid))
+ return (FALSE);
+ } else {
+ is_null = TRUE;
+ if (!xdr_bool(xdrs, &is_null))
+ return (FALSE);
+ }
+ break;
+
+ case XDR_DECODE:
+ if (!xdr_bool(xdrs, &is_null))
+ return (FALSE);
+ if (is_null) {
+ *oidp = GSS_C_NO_OID;
+ } else {
+ oid = mem_alloc(sizeof(gss_OID_desc));
+ memset(oid, 0, sizeof(*oid));
+ if (!xdr_gss_OID_desc(xdrs, oid))
+ return (FALSE);
+ *oidp = oid;
+ }
+ break;
+
+ case XDR_FREE:
+ oid = *oidp;
+ if (oid) {
+ xdr_gss_OID_desc(xdrs, oid);
+ mem_free(oid, sizeof(gss_OID_desc));
+ }
+ }
+
+ return (TRUE);
+}
+
+bool_t
+xdr_gss_OID_set_desc(XDR *xdrs, gss_OID_set_desc *set)
+{
+ caddr_t addr;
+ u_int len;
+
+ len = set->count;
+ addr = (caddr_t) set->elements;
+ if (!xdr_array(xdrs, &addr, &len, ~0, sizeof(gss_OID_desc),
+ (xdrproc_t) xdr_gss_OID_desc))
+ return (FALSE);
+ set->count = len;
+ set->elements = (gss_OID) addr;
+
+ return (TRUE);
+}
+
+bool_t
+xdr_gss_OID_set(XDR *xdrs, gss_OID_set *setp)
+{
+ gss_OID_set set;
+ bool_t is_null;
+
+ switch (xdrs->x_op) {
+ case XDR_ENCODE:
+ set = *setp;
+ if (set) {
+ is_null = FALSE;
+ if (!xdr_bool(xdrs, &is_null)
+ || !xdr_gss_OID_set_desc(xdrs, set))
+ return (FALSE);
+ } else {
+ is_null = TRUE;
+ if (!xdr_bool(xdrs, &is_null))
+ return (FALSE);
+ }
+ break;
+
+ case XDR_DECODE:
+ if (!xdr_bool(xdrs, &is_null))
+ return (FALSE);
+ if (is_null) {
+ *setp = GSS_C_NO_OID_SET;
+ } else {
+ set = mem_alloc(sizeof(gss_OID_set_desc));
+ memset(set, 0, sizeof(*set));
+ if (!xdr_gss_OID_set_desc(xdrs, set))
+ return (FALSE);
+ *setp = set;
+ }
+ break;
+
+ case XDR_FREE:
+ set = *setp;
+ if (set) {
+ xdr_gss_OID_set_desc(xdrs, set);
+ mem_free(set, sizeof(gss_OID_set_desc));
+ }
+ }
+
+ return (TRUE);
+}
+
+bool_t
+xdr_gss_channel_bindings_t(XDR *xdrs, gss_channel_bindings_t *chp)
+{
+ gss_channel_bindings_t ch;
+ bool_t is_null;
+
+ switch (xdrs->x_op) {
+ case XDR_ENCODE:
+ ch = *chp;
+ if (ch) {
+ is_null = FALSE;
+ if (!xdr_bool(xdrs, &is_null)
+ || !xdr_uint32_t(xdrs, &ch->initiator_addrtype)
+ || !xdr_gss_buffer_desc(xdrs,
+ &ch->initiator_address)
+ || !xdr_uint32_t(xdrs, &ch->acceptor_addrtype)
+ || !xdr_gss_buffer_desc(xdrs,
+ &ch->acceptor_address)
+ || !xdr_gss_buffer_desc(xdrs,
+ &ch->application_data))
+ return (FALSE);
+ } else {
+ is_null = TRUE;
+ if (!xdr_bool(xdrs, &is_null))
+ return (FALSE);
+ }
+ break;
+
+ case XDR_DECODE:
+ if (!xdr_bool(xdrs, &is_null))
+ return (FALSE);
+ if (is_null) {
+ *chp = GSS_C_NO_CHANNEL_BINDINGS;
+ } else {
+ ch = mem_alloc(sizeof(*ch));
+ memset(ch, 0, sizeof(*ch));
+ if (!xdr_uint32_t(xdrs, &ch->initiator_addrtype)
+ || !xdr_gss_buffer_desc(xdrs,
+ &ch->initiator_address)
+ || !xdr_uint32_t(xdrs, &ch->acceptor_addrtype)
+ || !xdr_gss_buffer_desc(xdrs,
+ &ch->acceptor_address)
+ || !xdr_gss_buffer_desc(xdrs,
+ &ch->application_data))
+ return (FALSE);
+ *chp = ch;
+ }
+ break;
+
+ case XDR_FREE:
+ ch = *chp;
+ if (ch) {
+ xdr_gss_buffer_desc(xdrs, &ch->initiator_address);
+ xdr_gss_buffer_desc(xdrs, &ch->acceptor_address);
+ xdr_gss_buffer_desc(xdrs, &ch->application_data);
+ mem_free(ch, sizeof(*ch));
+ }
+ }
+
+ return (TRUE);
+}
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