4a7eb74374
Add support for SAnon, a simple key agreement protocol that provides no authentication of initiator or acceptor using x25519 ECDH key exchange. See doc/standardization/draft-howard-gss-sanon-xx.txt for a protocol description.
62 lines
2.4 KiB
C
62 lines
2.4 KiB
C
/*
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* Copyright (c) 2019-2020, AuriStor, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include "sanon_locl.h"
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OM_uint32 GSSAPI_CALLCONV
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_gss_sanon_inquire_sec_context_by_oid(OM_uint32 *minor,
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gss_const_ctx_id_t context_handle,
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const gss_OID desired_object,
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gss_buffer_set_t *data_set)
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{
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const sanon_ctx sc = (const sanon_ctx)context_handle;
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if (sc == NULL)
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return GSS_S_NO_CONTEXT;
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*data_set = GSS_C_NO_BUFFER_SET;
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if (gss_oid_equal(desired_object, GSS_C_INQ_SSPI_SESSION_KEY) ||
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gss_oid_equal(desired_object, GSS_KRB5_GET_SUBKEY_X) ||
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gss_oid_equal(desired_object, GSS_KRB5_GET_INITIATOR_SUBKEY_X) ||
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gss_oid_equal(desired_object, GSS_KRB5_GET_ACCEPTOR_SUBKEY_X) ||
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gss_oid_equal(desired_object, GSS_KRB5_EXPORT_LUCID_CONTEXT_X))
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return gss_inquire_sec_context_by_oid(minor, sc->rfc4121,
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desired_object, data_set);
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else if (gss_oid_equal(desired_object, GSS_C_INQ_NEGOEX_KEY) ||
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gss_oid_equal(desired_object, GSS_C_INQ_NEGOEX_VERIFY_KEY))
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return _gss_sanon_inquire_negoex_key(minor, sc, desired_object, data_set);
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else {
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*minor = EINVAL;
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return GSS_S_UNAVAILABLE;
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}
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}
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