blob: 26d4001d77ac8858b7d841853ba3492e4d5ca762
| 1 | /* |
| 2 | * Copyright (C) 2015 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 | |
| 17 | #ifndef TRUSTY_KEYMASTER_AMLOGIC_KEYMASTER_IPC_H_ |
| 18 | #define TRUSTY_KEYMASTER_AMLOGIC_KEYMASTER_IPC_H_ |
| 19 | |
| 20 | #include <keymaster/android_keymaster_messages.h> |
| 21 | #include <amlogic_keymaster/ipc/keymaster_ipc.h> |
| 22 | |
| 23 | extern "C" { |
| 24 | #include <tee_client_api.h> |
| 25 | } |
| 26 | __BEGIN_DECLS |
| 27 | |
| 28 | const uint32_t AMLOGIC_KEYMASTER_RECV_BUF_SIZE = 2 * PAGE_SIZE; |
| 29 | const uint32_t AMLOGIC_KEYMASTER_SEND_BUF_SIZE = |
| 30 | (PAGE_SIZE - sizeof(struct keymaster_message) - 16 /* tipc header */); |
| 31 | #if !AMLOGIC_MODIFY |
| 32 | int trusty_keymaster_connect(void); |
| 33 | int trusty_keymaster_call(uint32_t cmd, void* in, uint32_t in_size, uint8_t* out, |
| 34 | uint32_t* out_size); |
| 35 | void trusty_keymaster_disconnect(void); |
| 36 | |
| 37 | keymaster_error_t translate_error(int err); |
| 38 | keymaster_error_t trusty_keymaster_send(uint32_t command, const keymaster::Serializable& req, |
| 39 | keymaster::KeymasterResponse* rsp); |
| 40 | #else |
| 41 | TEEC_Result aml_keymaster_connect(TEEC_Context *c, TEEC_Session *s); |
| 42 | TEEC_Result aml_keymaster_call(TEEC_Session *s, uint32_t cmd, void* in, uint32_t in_size, uint8_t* out, |
| 43 | uint32_t* out_size); |
| 44 | TEEC_Result aml_keymaster_disconnect(TEEC_Context *c, TEEC_Session *s); |
| 45 | keymaster_error_t translate_error(int err); |
| 46 | keymaster_error_t aml_keymaster_send(TEEC_Session *s, uint32_t command, const keymaster::Serializable& req, |
| 47 | keymaster::KeymasterResponse* rsp); |
| 48 | #endif |
| 49 | |
| 50 | __END_DECLS |
| 51 | |
| 52 | #endif // TRUSTY_KEYMASTER_AMLOGIC_KEYMASTER_IPC_H_ |
| 53 |