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61 lines
1.9 KiB
61 lines
1.9 KiB
/* |
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* Copyright (C) 2014 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#include <errno.h> |
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#include <string.h> |
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#include <hardware/hardware.h> |
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#include <hardware/keymaster0.h> |
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#include "trusty_keymaster_device.h" |
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using keymaster::TrustyKeymasterDevice; |
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/* |
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* Generic device handling |
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*/ |
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static int trusty_keymaster_open(const hw_module_t* module, const char* name, hw_device_t** device) { |
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if (strcmp(name, KEYSTORE_KEYMASTER) != 0) { |
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return -EINVAL; |
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} |
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TrustyKeymasterDevice* dev = new TrustyKeymasterDevice(module); |
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if (dev == NULL) { |
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return -ENOMEM; |
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} |
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*device = dev->hw_device(); |
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// Do not delete dev; it will get cleaned up when the caller calls device->close(), and must |
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// exist until then. |
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return 0; |
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} |
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static struct hw_module_methods_t keystore_module_methods = { |
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.open = trusty_keymaster_open, |
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}; |
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struct keystore_module HAL_MODULE_INFO_SYM __attribute__((visibility("default"))) = { |
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.common = |
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{ |
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.tag = HARDWARE_MODULE_TAG, |
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.module_api_version = KEYMASTER_MODULE_API_VERSION_2_0, |
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.hal_api_version = HARDWARE_HAL_API_VERSION, |
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.id = KEYSTORE_HARDWARE_MODULE_ID, |
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.name = "Trusty Keymaster HAL", |
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.author = "The Android Open Source Project", |
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.methods = &keystore_module_methods, |
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.dso = 0, |
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.reserved = {}, |
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}, |
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};
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