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 #include <hardware/hardware.h> 18 19 #include <string.h> 20 #include <errno.h> 21 #include <stdlib.h> 22 23 #include "trusty_gatekeeper.h" 24 25 using gatekeeper::TrustyGateKeeperDevice; 26 27 static int trusty_gatekeeper_open(const hw_module_t *module, const char *name, 28 hw_device_t **device) { 29 30 if (strcmp(name, HARDWARE_GATEKEEPER) != 0) { 31 return -EINVAL; 32 } 33 34 TrustyGateKeeperDevice *gatekeeper = new TrustyGateKeeperDevice(module); 35 if (gatekeeper == NULL) return -ENOMEM; 36 *device = gatekeeper->hw_device(); 37 38 return 0; 39 } 40 41 static struct hw_module_methods_t gatekeeper_module_methods = { 42 .open = trusty_gatekeeper_open, 43 }; 44 45 struct gatekeeper_module HAL_MODULE_INFO_SYM __attribute__((visibility("default"))) = { 46 .common = { 47 .tag = HARDWARE_MODULE_TAG, 48 .module_api_version = GATEKEEPER_MODULE_API_VERSION_0_1, 49 .hal_api_version = HARDWARE_HAL_API_VERSION, 50 .id = GATEKEEPER_HARDWARE_MODULE_ID, 51 .name = "Trusty GateKeeper HAL", 52 .author = "The Android Open Source Project", 53 .methods = &gatekeeper_module_methods, 54 .dso = 0, 55 .reserved = {} 56 }, 57 }; 58