1 files changed, 66 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/gssapi/krb5/process_context_token.c b/third_party/heimdal/lib/gssapi/krb5/process_context_token.c
new file mode 100644
index 0000000..601b0e8
--- /dev/null
+++ b/third_party/heimdal/lib/gssapi/krb5/process_context_token.c
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2003 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 "gsskrb5_locl.h"
+
+OM_uint32 GSSAPI_CALLCONV _gsskrb5_process_context_token (
+	OM_uint32          *minor_status,
+	gss_const_ctx_id_t context_handle,
+	const gss_buffer_t token_buffer
+    )
+{
+    krb5_context context;
+    OM_uint32 ret = GSS_S_FAILURE;
+    gss_buffer_desc empty_buffer;
+
+    empty_buffer.length = 0;
+    empty_buffer.value = NULL;
+
+    GSSAPI_KRB5_INIT (&context);
+
+    ret = _gsskrb5_verify_mic_internal(minor_status,
+				       (gsskrb5_ctx)context_handle,
+				       context,
+				       token_buffer, &empty_buffer,
+				       GSS_C_QOP_DEFAULT,
+				       "\x01\x02");
+
+    if (ret == GSS_S_COMPLETE)
+	ret = _gsskrb5_delete_sec_context(minor_status,
+					  rk_UNCONST(&context_handle),
+					  GSS_C_NO_BUFFER);
+    if (ret == GSS_S_COMPLETE)
+	*minor_status = 0;
+
+    return ret;
+}