1 files changed, 88 insertions, 0 deletions
diff --git a/src/lib/gssapi/krb5/export_name.c b/src/lib/gssapi/krb5/export_name.c
new file mode 100644
index 000000000000..485ebfb6cdf3
--- /dev/null
+++ b/src/lib/gssapi/krb5/export_name.c
@@ -0,0 +1,88 @@
+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/* lib/gssapi/krb5/export_name.c */
+/*
+ * Copyright 1997, 2007 by the Massachusetts Institute of Technology.
+ * All Rights Reserved.
+ *
+ * Export of this software from the United States of America may
+ *   require a specific license from the United States Government.
+ *   It is the responsibility of any person or organization contemplating
+ *   export to obtain such a license before exporting.
+ *
+ * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
+ * distribute this software and its documentation for any purpose and
+ * without fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright notice and
+ * this permission notice appear in supporting documentation, and that
+ * the name of M.I.T. not be used in advertising or publicity pertaining
+ * to distribution of the software without specific, written prior
+ * permission.  Furthermore if you modify this software you must label
+ * your software as modified software and not distribute it in such a
+ * fashion that it might be confused with the original M.I.T. software.
+ * M.I.T. makes no representations about the suitability of
+ * this software for any purpose.  It is provided "as is" without express
+ * or implied warranty.
+ */
+
+#include "gssapiP_krb5.h"
+
+OM_uint32 KRB5_CALLCONV
+krb5_gss_export_name(OM_uint32 *minor_status, const gss_name_t input_name,
+                     gss_buffer_t exported_name)
+{
+    krb5_context context;
+    krb5_error_code code;
+    size_t length;
+    char *str;
+    unsigned char *cp;
+
+    if (minor_status)
+        *minor_status = 0;
+
+    code = krb5_gss_init_context(&context);
+    if (code) {
+        if (minor_status)
+            *minor_status = code;
+        return GSS_S_FAILURE;
+    }
+
+    exported_name->length = 0;
+    exported_name->value = NULL;
+
+    if ((code = krb5_unparse_name(context, ((krb5_gss_name_t) input_name)->princ,
+                                  &str))) {
+        if (minor_status)
+            *minor_status = code;
+        save_error_info((OM_uint32)code, context);
+        krb5_free_context(context);
+        return(GSS_S_FAILURE);
+    }
+
+    krb5_free_context(context);
+    length = strlen(str);
+    exported_name->length = 10 + length + gss_mech_krb5->length;
+    exported_name->value = gssalloc_malloc(exported_name->length);
+    if (!exported_name->value) {
+        free(str);
+        if (minor_status)
+            *minor_status = ENOMEM;
+        return(GSS_S_FAILURE);
+    }
+    cp = exported_name->value;
+
+    /* Note: we assume the OID will be less than 128 bytes... */
+    *cp++ = 0x04; *cp++ = 0x01;
+    store_16_be(gss_mech_krb5->length+2, cp);
+    cp += 2;
+    *cp++ = 0x06;
+    *cp++ = (gss_mech_krb5->length) & 0xFF;
+    memcpy(cp, gss_mech_krb5->elements, gss_mech_krb5->length);
+    cp += gss_mech_krb5->length;
+    store_32_be(length, cp);
+    cp += 4;
+    memcpy(cp, str, length);
+
+    free(str);
+
+    return(GSS_S_COMPLETE);
+}