s4:heimdal: import lorikeet-heimdal-202201172009 (commit 5a0b45cd723628b3690ea848548b...

[samba.git] / source4 / heimdal / lib / gssapi / mech / gss_set_neg_mechs.c

diff --git a/source4/heimdal/lib/gssapi/mech/gss_set_neg_mechs.c b/source4/heimdal/lib/gssapi/mech/gss_set_neg_mechs.c
new file mode 100644 (file)
index 0000000..7c527b2
--- /dev/null
+++ b/source4/heimdal/lib/gssapi/mech/gss_set_neg_mechs.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2018, PADL Software Pty Ltd.
+ * 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 PADL Software 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 PADL SOFTWARE 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 PADL SOFTWARE 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 "mech_locl.h"
+
+GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
+gss_set_neg_mechs(OM_uint32 *minor_status,
+                 gss_cred_id_t cred_handle,
+                 const gss_OID_set mechs)
+{
+    struct _gss_cred *cred = (struct _gss_cred *)cred_handle;
+    OM_uint32 major_status, junk;
+    gss_OID_set tmp_mechs;
+
+    if (minor_status == NULL)
+       return GSS_S_CALL_INACCESSIBLE_WRITE;
+
+    *minor_status = 0;
+
+    if (cred_handle == GSS_C_NO_CREDENTIAL || mechs == GSS_C_NO_OID_SET)
+       return GSS_S_CALL_INACCESSIBLE_READ;
+
+    major_status = gss_duplicate_oid_set(minor_status, mechs, &tmp_mechs);
+    if (major_status != GSS_S_COMPLETE)
+       return major_status;
+
+    gss_release_oid_set(&junk, &cred->gc_neg_mechs);
+    cred->gc_neg_mechs = tmp_mechs;
+
+    return GSS_S_COMPLETE;
+}