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/*
* Copyright (c) 2019-2020, AuriStor, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - 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 COPYRIGHT HOLDERS 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
* COPYRIGHT HOLDER 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 "sanon_locl.h"
OM_uint32 GSSAPI_CALLCONV
_gss_sanon_export_cred(OM_uint32 *minor,
gss_cred_id_t input_cred,
gss_buffer_t token)
{
gss_buffer_desc buf;
krb5_storage *sp;
krb5_data data_out, data;
OM_uint32 major, junk;
token->value = NULL;
token->length = 0;
major = _gss_sanon_export_name(minor, (gss_name_t)input_cred, &buf);
if (major)
return major;
sp = krb5_storage_emem();
if (sp == NULL) {
gss_release_buffer(&junk, &buf);
*minor = ENOMEM;
return GSS_S_FAILURE;
}
major = _gss_mg_store_oid(minor, sp, GSS_SANON_X25519_MECHANISM);
if (major) {
gss_release_buffer(&junk, &buf);
krb5_storage_free(sp);
return major;
}
data_out.length = 0;
data_out.data = NULL;
data.length = buf.length;
data.data = buf.value;
*minor = krb5_store_data(sp, data);
if (*minor == 0)
*minor = krb5_storage_to_data(sp, &data_out);
if (*minor == 0) {
token->value = data_out.data;
token->length = data_out.length;
}
gss_release_buffer(&junk, &buf);
krb5_storage_free(sp);
return major;
}
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