Files
pico-fido/src/fido/credential.h
Pol Henarejos c00c83dfe6 Added support for thirdPartyPayment extension.
Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
2023-08-13 21:12:49 +02:00

85 lines
3.0 KiB
C

/*
* This file is part of the Pico FIDO distribution (https://github.com/polhenarejos/pico-fido).
* Copyright (c) 2022 Pol Henarejos.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _CREDENTIAL_H_
#define _CREDENTIAL_H_
#include "ctap2_cbor.h"
typedef struct CredOptions {
const bool *rk;
const bool *up;
const bool *uv;
bool present;
} CredOptions;
typedef struct CredExtensions {
const bool *hmac_secret;
uint64_t credProtect;
const bool *minPinLength;
CborByteString credBlob;
const bool *largeBlobKey;
const bool *thirdPartyPayment;
bool present;
} CredExtensions;
typedef struct Credential {
CborCharString rpId;
CborByteString userId;
CborCharString userName;
CborCharString userDisplayName;
uint64_t creation;
CredExtensions extensions;
const bool *use_sign_count;
int64_t alg;
int64_t curve;
CborByteString id;
CredOptions opts;
bool present;
} Credential;
#define CRED_PROT_UV_OPTIONAL 0x01
#define CRED_PROT_UV_OPTIONAL_WITH_LIST 0x02
#define CRED_PROT_UV_REQUIRED 0x03
#define CRED_PROTO "\xf1\xd0\x02\x01"
extern int credential_verify(uint8_t *cred_id, size_t cred_id_len, const uint8_t *rp_id_hash);
extern int credential_create(CborCharString *rpId,
CborByteString *userId,
CborCharString *userName,
CborCharString *userDisplayName,
CredOptions *opts,
CredExtensions *extensions,
bool use_sign_count,
int alg,
int curve,
uint8_t *cred_id,
size_t *cred_id_len);
extern void credential_free(Credential *cred);
extern int credential_store(const uint8_t *cred_id, size_t cred_id_len, const uint8_t *rp_id_hash);
extern int credential_load(const uint8_t *cred_id,
size_t cred_id_len,
const uint8_t *rp_id_hash,
Credential *cred);
extern int credential_derive_hmac_key(const uint8_t *cred_id, size_t cred_id_len, uint8_t *outk);
extern int credential_derive_large_blob_key(const uint8_t *cred_id,
size_t cred_id_len,
uint8_t *outk);
#endif // _CREDENTIAL_H_