| Julian Hall | 700aa36 | 2021-05-13 15:30:39 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2021, Arm Limited and Contributors. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef ATTEST_PROVIDER_H |
| 8 | #define ATTEST_PROVIDER_H |
| 9 | |
| 10 | #include <rpc/common/endpoint/rpc_interface.h> |
| 11 | #include <rpc_caller.h> |
| 12 | #include <service/common/provider/service_provider.h> |
| 13 | #include <service/attestation/provider/serializer/attest_provider_serializer.h> |
| 14 | #include <service/attestation/key_mngr/attest_key_mngr.h> |
| 15 | #include <protocols/rpc/common/packed-c/encoding.h> |
| 16 | |
| 17 | #ifdef __cplusplus |
| 18 | extern "C" { |
| 19 | #endif |
| 20 | |
| 21 | /** |
| 22 | * The attest_provider is a service provider that implements an RPC interface |
| 23 | * for an instance of the attestation service. |
| 24 | */ |
| 25 | struct attest_provider |
| 26 | { |
| 27 | struct service_provider base_provider; |
| 28 | const struct attest_provider_serializer *serializers[TS_RPC_ENCODING_LIMIT]; |
| 29 | }; |
| 30 | |
| 31 | /** |
| 32 | * \brief Initialize an instance of the service provider |
| 33 | * |
| 34 | * Initializes a an attestation service provider. Returns an rpc_interface |
| 35 | * that should be associated with a suitable rpc endpoint. |
| 36 | * |
| 37 | * \param[in] context The instance to initialize |
| 38 | * \param[in] iak_id The key ID for the IAK |
| 39 | * |
| 40 | * \return An rpc_interface or NULL on failure |
| 41 | */ |
| 42 | struct rpc_interface *attest_provider_init(struct attest_provider *context, |
| 43 | psa_key_id_t iak_id); |
| 44 | |
| 45 | /** |
| 46 | * \brief Cleans up when the instance is no longer needed |
| 47 | * |
| 48 | * \param[in] context The instance to de-initialize |
| 49 | */ |
| 50 | void attest_provider_deinit(struct attest_provider *context); |
| 51 | |
| 52 | /** |
| 53 | * \brief Register a protocol serializer |
| 54 | * |
| 55 | * \param[in] context The instance |
| 56 | * \param[in] encoding Serialization encoding e.g. packed-c |
| 57 | * \param[in] serializer A concrete serializer |
| 58 | */ |
| 59 | void attest_provider_register_serializer(struct attest_provider *context, |
| 60 | unsigned int encoding, const struct attest_provider_serializer *serializer); |
| 61 | |
| 62 | #ifdef __cplusplus |
| 63 | } /* extern "C" */ |
| 64 | #endif |
| 65 | |
| 66 | #endif /* ATTEST_PROVIDER_H */ |