1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #pragma once 17 18 #ifdef __cplusplus 19 extern "C" { 20 #endif 21 22 // Main function for Rust implementation of KeyMint. 23 // - fd_in: file descriptor for incoming serialized request messages 24 // - fd_out: file descriptor for outgoing serialized response messages 25 // - security_level: security level to advertise; should be one of the integer 26 // values from SecurityLevel.aidl. 27 // - trm: pointer to a valid `TpmResourceManager`, which must remain valid 28 // for the entire duration of the function execution. 29 // - snapshot_socket_fd: file descriptor for a socket used to communicate with 30 // the secure_env suspend-resume handler thread. 31 void kmr_ta_main(int fd_in, int fd_out, int security_level, void* trm, 32 int snapshot_socket_fd); 33 34 #ifdef __cplusplus 35 } 36 #endif 37