platform_hardware_libhardware/include_all/hardware/hw_auth_token.h
Steven Moreland d783cabd4d Split up headers.
This splits headers into three locations:
include - for backwards compatibility, the global include
include_all - for things system/vendor both use
include_vendor - for things that only vendors use

The goal is to gradually have system things stop referencing
(at least most) of these headers.

Bug: 37280010
Test: build (CL on top adds back in symlinks)

Change-Id: Ibf194276b7faa857e1e7605d7719f4e7d873ecba
2023-06-02 23:01:54 +00:00

53 lines
1.6 KiB
C

/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdint.h>
#ifndef ANDROID_HARDWARE_HW_AUTH_TOKEN_H
#define ANDROID_HARDWARE_HW_AUTH_TOKEN_H
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
#define HW_AUTH_TOKEN_VERSION 0
typedef enum {
HW_AUTH_NONE = 0,
HW_AUTH_PASSWORD = 1 << 0,
HW_AUTH_FINGERPRINT = 1 << 1,
// Additional entries should be powers of 2.
HW_AUTH_ANY = UINT32_MAX,
} hw_authenticator_type_t;
/**
* Data format for an authentication record used to prove successful authentication.
*/
typedef struct __attribute__((__packed__)) {
uint8_t version; // Current version is 0
uint64_t challenge;
uint64_t user_id; // secure user ID, not Android user ID
uint64_t authenticator_id; // secure authenticator ID
uint32_t authenticator_type; // hw_authenticator_type_t, in network order
uint64_t timestamp; // in network order
uint8_t hmac[32];
} hw_auth_token_t;
#ifdef __cplusplus
} // extern "C"
#endif // __cplusplus
#endif // ANDROID_HARDWARE_HW_AUTH_TOKEN_H