| /* |
| * |
| * Copyright 2018 gRPC authors. |
| * |
| * 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. |
| * |
| */ |
| |
| #ifndef GRPC_CORE_TSI_ALTS_FRAME_PROTECTOR_ALTS_FRAME_PROTECTOR_H |
| #define GRPC_CORE_TSI_ALTS_FRAME_PROTECTOR_ALTS_FRAME_PROTECTOR_H |
| |
| #include <grpc/support/port_platform.h> |
| |
| #include <stdbool.h> |
| |
| #include "src/core/tsi/transport_security_interface.h" |
| |
| typedef struct alts_frame_protector alts_frame_protector; |
| |
| /** |
| * TODO: Add a parameter to the interface to support the use of |
| * different record protocols within a frame protector. |
| * |
| * This method creates a frame protector. |
| * |
| * - key: a symmetric key used to seal/unseal frames. |
| * - key_size: the size of symmetric key. |
| * - is_client: a flag indicating if the frame protector will be used at client |
| * (is_client = true) or server (is_client = false) side. |
| * - is_rekey: a flag indicating if the frame protector will use an AEAD with |
| * rekeying. |
| * - max_protected_frame_size: an in/out parameter indicating max frame size |
| * to be used by the frame protector. If it is nullptr, the default frame |
| * size will be used. Otherwise, the provided frame size will be adjusted (if |
| * not falling into a valid frame range) and used. |
| * - self: a pointer to the frame protector returned from the method. |
| * |
| * This method returns TSI_OK on success and TSI_INTERNAL_ERROR otherwise. |
| */ |
| tsi_result alts_create_frame_protector(const uint8_t* key, size_t key_size, |
| bool is_client, bool is_rekey, |
| size_t* max_protected_frame_size, |
| tsi_frame_protector** self); |
| |
| #endif /* GRPC_CORE_TSI_ALTS_FRAME_PROTECTOR_ALTS_FRAME_PROTECTOR_H */ |