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/*
* Copyright (c) 2018-2022 Yubico AB. All rights reserved.
* SPDX-License-Identifier: BSD-2-Clause
*
* 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.
*
* 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.
*/
#ifndef _FIDO_H
#define _FIDO_H
#include <openssl/ec.h>
#include <openssl/evp.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#ifdef _FIDO_INTERNAL
#include <sys/types.h>
#include <cbor.h>
#include <limits.h>
#include "../openbsd-compat/openbsd-compat.h"
#include "blob.h"
#include "iso7816.h"
#include "extern.h"
#endif
#include "fido/err.h"
#include "fido/param.h"
#include "fido/types.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
fido_assert_t *fido_assert_new(void);
fido_cred_t *fido_cred_new(void);
fido_dev_t *fido_dev_new(void);
fido_dev_t *fido_dev_new_with_info(const fido_dev_info_t *);
fido_dev_info_t *fido_dev_info_new(size_t);
fido_cbor_info_t *fido_cbor_info_new(void);
void *fido_dev_io_handle(const fido_dev_t *);
void fido_assert_free(fido_assert_t **);
void fido_cbor_info_free(fido_cbor_info_t **);
void fido_cred_free(fido_cred_t **);
void fido_dev_force_fido2(fido_dev_t *);
void fido_dev_force_u2f(fido_dev_t *);
void fido_dev_free(fido_dev_t **);
void fido_dev_info_free(fido_dev_info_t **, size_t);
/* fido_init() flags. */
#define FIDO_DEBUG 0x01
#define FIDO_DISABLE_U2F_FALLBACK 0x02
void fido_init(int);
void fido_set_log_handler(fido_log_handler_t *);
const unsigned char *fido_assert_authdata_ptr(const fido_assert_t *, size_t);
const unsigned char *fido_assert_clientdata_hash_ptr(const fido_assert_t *);
const unsigned char *fido_assert_hmac_secret_ptr(const fido_assert_t *, size_t);
const unsigned char *fido_assert_id_ptr(const fido_assert_t *, size_t);
const unsigned char *fido_assert_largeblob_key_ptr(const fido_assert_t *, size_t);
const unsigned char *fido_assert_sig_ptr(const fido_assert_t *, size_t);
const unsigned char *fido_assert_user_id_ptr(const fido_assert_t *, size_t);
const unsigned char *fido_assert_blob_ptr(const fido_assert_t *, size_t);
char **fido_cbor_info_certs_name_ptr(const fido_cbor_info_t *);
char **fido_cbor_info_extensions_ptr(const fido_cbor_info_t *);
char **fido_cbor_info_options_name_ptr(const fido_cbor_info_t *);
char **fido_cbor_info_transports_ptr(const fido_cbor_info_t *);
char **fido_cbor_info_versions_ptr(const fido_cbor_info_t *);
const bool *fido_cbor_info_options_value_ptr(const fido_cbor_info_t *);
const char *fido_assert_rp_id(const fido_assert_t *);
const char *fido_assert_user_display_name(const fido_assert_t *, size_t);
const char *fido_assert_user_icon(const fido_assert_t *, size_t);
const char *fido_assert_user_name(const fido_assert_t *, size_t);
const char *fido_cbor_info_algorithm_type(const fido_cbor_info_t *, size_t);
const char *fido_cred_display_name(const fido_cred_t *);
const char *fido_cred_fmt(const fido_cred_t *);
const char *fido_cred_rp_id(const fido_cred_t *);
const char *fido_cred_rp_name(const fido_cred_t *);
const char *fido_cred_user_name(const fido_cred_t *);
const char *fido_dev_info_manufacturer_string(const fido_dev_info_t *);
const char *fido_dev_info_path(const fido_dev_info_t *);
const char *fido_dev_info_product_string(const fido_dev_info_t *);
const fido_dev_info_t *fido_dev_info_ptr(const fido_dev_info_t *, size_t);
const uint8_t *fido_cbor_info_protocols_ptr(const fido_cbor_info_t *);
const uint64_t *fido_cbor_info_certs_value_ptr(const fido_cbor_info_t *);
const unsigned char *fido_cbor_info_aaguid_ptr(const fido_cbor_info_t *);
const unsigned char *fido_cred_aaguid_ptr(const fido_cred_t *);
const unsigned char *fido_cred_attstmt_ptr(const fido_cred_t *);
const unsigned char *fido_cred_authdata_ptr(const fido_cred_t *);
const unsigned char *fido_cred_authdata_raw_ptr(const fido_cred_t *);
const unsigned char *fido_cred_clientdata_hash_ptr(const fido_cred_t *);
const unsigned char *fido_cred_id_ptr(const fido_cred_t *);
const unsigned char *fido_cred_largeblob_key_ptr(const fido_cred_t *);
const unsigned char *fido_cred_pubkey_ptr(const fido_cred_t *);
const unsigned char *fido_cred_sig_ptr(const fido_cred_t *);
const unsigned char *fido_cred_user_id_ptr(const fido_cred_t *);
const unsigned char *fido_cred_x5c_ptr(const fido_cred_t *);
int fido_assert_allow_cred(fido_assert_t *, const unsigned char *, size_t);
int fido_assert_set_authdata(fido_assert_t *, size_t, const unsigned char *,
size_t);
int fido_assert_set_authdata_raw(fido_assert_t *, size_t, const unsigned char *,
size_t);
int fido_assert_set_clientdata(fido_assert_t *, const unsigned char *, size_t);
int fido_assert_set_clientdata_hash(fido_assert_t *, const unsigned char *,
size_t);
int fido_assert_set_count(fido_assert_t *, size_t);
int fido_assert_set_extensions(fido_assert_t *, int);
int fido_assert_set_hmac_salt(fido_assert_t *, const unsigned char *, size_t);
int fido_assert_set_hmac_secret(fido_assert_t *, size_t, const unsigned char *,
size_t);
int fido_assert_set_options(fido_assert_t *, bool, bool);
int fido_assert_set_rp(fido_assert_t *, const char *);
int fido_assert_set_up(fido_assert_t *, fido_opt_t);
int fido_assert_set_uv(fido_assert_t *, fido_opt_t);
int fido_assert_set_sig(fido_assert_t *, size_t, const unsigned char *, size_t);
int fido_assert_verify(const fido_assert_t *, size_t, int, const void *);
int fido_cbor_info_algorithm_cose(const fido_cbor_info_t *, size_t);
int fido_cred_exclude(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_prot(const fido_cred_t *);
int fido_cred_set_attstmt(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_set_authdata(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_set_authdata_raw(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_set_blob(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_set_clientdata(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_set_clientdata_hash(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_set_extensions(fido_cred_t *, int);
int fido_cred_set_fmt(fido_cred_t *, const char *);
int fido_cred_set_id(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_set_options(fido_cred_t *, bool, bool);
int fido_cred_set_pin_minlen(fido_cred_t *, size_t);
int fido_cred_set_prot(fido_cred_t *, int);
int fido_cred_set_rk(fido_cred_t *, fido_opt_t);
int fido_cred_set_rp(fido_cred_t *, const char *, const char *);
int fido_cred_set_sig(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_set_type(fido_cred_t *, int);
int fido_cred_set_uv(fido_cred_t *, fido_opt_t);
int fido_cred_type(const fido_cred_t *);
int fido_cred_set_user(fido_cred_t *, const unsigned char *, size_t,
const char *, const char *, const char *);
int fido_cred_set_x509(fido_cred_t *, const unsigned char *, size_t);
int fido_cred_verify(const fido_cred_t *);
int fido_cred_verify_self(const fido_cred_t *);
#ifdef _FIDO_SIGSET_DEFINED
int fido_dev_set_sigmask(fido_dev_t *, const fido_sigset_t *);
#endif
int fido_dev_cancel(fido_dev_t *);
int fido_dev_close(fido_dev_t *);
int fido_dev_get_assert(fido_dev_t *, fido_assert_t *, const char *);
int fido_dev_get_cbor_info(fido_dev_t *, fido_cbor_info_t *);
int fido_dev_get_retry_count(fido_dev_t *, int *);
int fido_dev_get_uv_retry_count(fido_dev_t *, int *);
int fido_dev_get_touch_begin(fido_dev_t *);
int fido_dev_get_touch_status(fido_dev_t *, int *, int);
int fido_dev_info_manifest(fido_dev_info_t *, size_t, size_t *);
int fido_dev_info_set(fido_dev_info_t *, size_t, const char *, const char *,
const char *, const fido_dev_io_t *, const fido_dev_transport_t *);
int fido_dev_make_cred(fido_dev_t *, fido_cred_t *, const char *);
int fido_dev_open_with_info(fido_dev_t *);
int fido_dev_open(fido_dev_t *, const char *);
int fido_dev_reset(fido_dev_t *);
int fido_dev_set_io_functions(fido_dev_t *, const fido_dev_io_t *);
int fido_dev_set_pin(fido_dev_t *, const char *, const char *);
int fido_dev_set_transport_functions(fido_dev_t *, const fido_dev_transport_t *);
int fido_dev_set_timeout(fido_dev_t *, int);
size_t fido_assert_authdata_len(const fido_assert_t *, size_t);
size_t fido_assert_clientdata_hash_len(const fido_assert_t *);
size_t fido_assert_count(const fido_assert_t *);
size_t fido_assert_hmac_secret_len(const fido_assert_t *, size_t);
size_t fido_assert_id_len(const fido_assert_t *, size_t);
size_t fido_assert_largeblob_key_len(const fido_assert_t *, size_t);
size_t fido_assert_sig_len(const fido_assert_t *, size_t);
size_t fido_assert_user_id_len(const fido_assert_t *, size_t);
size_t fido_assert_blob_len(const fido_assert_t *, size_t);
size_t fido_cbor_info_aaguid_len(const fido_cbor_info_t *);
size_t fido_cbor_info_algorithm_count(const fido_cbor_info_t *);
size_t fido_cbor_info_certs_len(const fido_cbor_info_t *);
size_t fido_cbor_info_extensions_len(const fido_cbor_info_t *);
size_t fido_cbor_info_options_len(const fido_cbor_info_t *);
size_t fido_cbor_info_protocols_len(const fido_cbor_info_t *);
size_t fido_cbor_info_transports_len(const fido_cbor_info_t *);
size_t fido_cbor_info_versions_len(const fido_cbor_info_t *);
size_t fido_cred_aaguid_len(const fido_cred_t *);
size_t fido_cred_attstmt_len(const fido_cred_t *);
size_t fido_cred_authdata_len(const fido_cred_t *);
size_t fido_cred_authdata_raw_len(const fido_cred_t *);
size_t fido_cred_clientdata_hash_len(const fido_cred_t *);
size_t fido_cred_id_len(const fido_cred_t *);
size_t fido_cred_largeblob_key_len(const fido_cred_t *);
size_t fido_cred_pin_minlen(const fido_cred_t *);
size_t fido_cred_pubkey_len(const fido_cred_t *);
size_t fido_cred_sig_len(const fido_cred_t *);
size_t fido_cred_user_id_len(const fido_cred_t *);
size_t fido_cred_x5c_len(const fido_cred_t *);
uint8_t fido_assert_flags(const fido_assert_t *, size_t);
uint32_t fido_assert_sigcount(const fido_assert_t *, size_t);
uint8_t fido_cred_flags(const fido_cred_t *);
uint32_t fido_cred_sigcount(const fido_cred_t *);
uint8_t fido_dev_protocol(const fido_dev_t *);
uint8_t fido_dev_major(const fido_dev_t *);
uint8_t fido_dev_minor(const fido_dev_t *);
uint8_t fido_dev_build(const fido_dev_t *);
uint8_t fido_dev_flags(const fido_dev_t *);
int16_t fido_dev_info_vendor(const fido_dev_info_t *);
int16_t fido_dev_info_product(const fido_dev_info_t *);
uint64_t fido_cbor_info_fwversion(const fido_cbor_info_t *);
uint64_t fido_cbor_info_maxcredbloblen(const fido_cbor_info_t *);
uint64_t fido_cbor_info_maxcredcntlst(const fido_cbor_info_t *);
uint64_t fido_cbor_info_maxcredidlen(const fido_cbor_info_t *);
uint64_t fido_cbor_info_maxlargeblob(const fido_cbor_info_t *);
uint64_t fido_cbor_info_maxmsgsiz(const fido_cbor_info_t *);
uint64_t fido_cbor_info_maxrpid_minpinlen(const fido_cbor_info_t *);
uint64_t fido_cbor_info_minpinlen(const fido_cbor_info_t *);
uint64_t fido_cbor_info_uv_attempts(const fido_cbor_info_t *);
uint64_t fido_cbor_info_uv_modality(const fido_cbor_info_t *);
int64_t fido_cbor_info_rk_remaining(const fido_cbor_info_t *);
bool fido_dev_has_pin(const fido_dev_t *);
bool fido_dev_has_uv(const fido_dev_t *);
bool fido_dev_is_fido2(const fido_dev_t *);
bool fido_dev_is_winhello(const fido_dev_t *);
bool fido_dev_supports_credman(const fido_dev_t *);
bool fido_dev_supports_cred_prot(const fido_dev_t *);
bool fido_dev_supports_permissions(const fido_dev_t *);
bool fido_dev_supports_pin(const fido_dev_t *);
bool fido_dev_supports_uv(const fido_dev_t *);
bool fido_cbor_info_new_pin_required(const fido_cbor_info_t *);
int fido_dev_largeblob_get(fido_dev_t *, const unsigned char *, size_t,
unsigned char **, size_t *);
int fido_dev_largeblob_set(fido_dev_t *, const unsigned char *, size_t,
const unsigned char *, size_t, const char *);
int fido_dev_largeblob_remove(fido_dev_t *, const unsigned char *, size_t,
const char *);
int fido_dev_largeblob_get_array(fido_dev_t *, unsigned char **, size_t *);
int fido_dev_largeblob_set_array(fido_dev_t *, const unsigned char *, size_t,
const char *);
#ifdef __cplusplus
} /* extern "C" */
#endif /* __cplusplus */
#endif /* !_FIDO_H */
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