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2ccfa855b2
Some highlights from NEWS entries: ** Improved OpenSSL 3.0 compatibility. ** Support for hidraw(4) on FreeBSD; gh#597. ** Improved support for FIDO 2.1 authenticators. PR: 273596 Relnotes: Yes Sponsored by: The FreeBSD Foundation
100 lines
3.0 KiB
Groff
100 lines
3.0 KiB
Groff
.\" Copyright (c) 2018 Yubico AB. 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 are
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.\" met:
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.\"
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.\" 1. 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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.\" 2. 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 FOR
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.\" A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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.\" HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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.\" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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.\" LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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.\" OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" SPDX-License-Identifier: BSD-2-Clause
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.\"
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.Dd $Mdocdate: May 24 2018 $
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.Dt FIDO_DEV_GET_ASSERT 3
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.Os
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.Sh NAME
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.Nm fido_dev_get_assert
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.Nd obtains an assertion from a FIDO2 device
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.Sh SYNOPSIS
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.In fido.h
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.Ft int
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.Fn fido_dev_get_assert "fido_dev_t *dev" "fido_assert_t *assert" "const char *pin"
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.Sh DESCRIPTION
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The
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.Fn fido_dev_get_assert
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function asks the FIDO2 device represented by
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.Fa dev
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for an assertion according to the following parameters defined in
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.Fa assert :
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.Pp
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.Bl -dash -compact
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.It
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.Nm relying party ID ;
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.It
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.Nm client data hash ;
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.It
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.Nm list of allowed credential IDs ;
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.It
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.Nm user presence and user verification attributes .
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.El
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.Pp
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See
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.Xr fido_assert_set_authdata 3
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for information on how these values are set.
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.Pp
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If a PIN is not needed to authenticate the request against
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.Fa dev ,
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then
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.Fa pin
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may be NULL.
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Otherwise
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.Fa pin
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must point to a NUL-terminated UTF-8 string.
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.Pp
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After a successful call to
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.Fn fido_dev_get_assert ,
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the
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.Xr fido_assert_count 3 ,
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.Xr fido_assert_user_display_name 3 ,
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.Xr fido_assert_user_icon 3 ,
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.Xr fido_assert_user_name 3 ,
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.Xr fido_assert_authdata_ptr 3 ,
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.Xr fido_assert_user_id_ptr 3 ,
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.Xr fido_assert_sig_ptr 3 ,
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and
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.Xr fido_assert_sigcount 3
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functions may be invoked on
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.Fa assert
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to retrieve the various attributes of the generated assertion.
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.Pp
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Please note that
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.Fn fido_dev_get_assert
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is synchronous and will block if necessary.
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.Sh RETURN VALUES
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The error codes returned by
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.Fn fido_dev_get_assert
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are defined in
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.In fido/err.h .
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On success,
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.Dv FIDO_OK
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is returned.
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.Sh SEE ALSO
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.Xr fido_assert_new 3 ,
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.Xr fido_assert_set_authdata 3
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