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102 lines
3.0 KiB
102 lines
3.0 KiB
/* |
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* Copyright (C) 2016 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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#define LOG_TAG "android.hardware.memtrack@1.0-impl" |
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#include <log/log.h> |
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#include <hardware/hardware.h> |
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#include <hardware/memtrack.h> |
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#include "Memtrack.h" |
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namespace android { |
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namespace hardware { |
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namespace memtrack { |
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namespace V1_0 { |
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namespace implementation { |
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Memtrack::Memtrack(const memtrack_module_t *module) : mModule(module) { |
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if (mModule) |
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mModule->init(mModule); |
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} |
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Memtrack::~Memtrack() { |
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delete(mModule); |
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} |
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Return<void> Memtrack::getMemory(int32_t pid, MemtrackType type, |
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getMemory_cb _hidl_cb) { |
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hidl_vec<MemtrackRecord> records; |
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size_t temp = 0; |
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size_t *size = &temp; |
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int ret = 0; |
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if (mModule->getMemory == nullptr) |
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{ |
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_hidl_cb(MemtrackStatus::SUCCESS, records); |
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return Void(); |
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} |
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ret = mModule->getMemory(mModule, pid, static_cast<memtrack_type>(type), |
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NULL, size); |
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if (ret == 0) |
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{ |
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memtrack_record *legacy_records = new memtrack_record[*size]; |
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ret = mModule->getMemory(mModule, pid, |
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static_cast<memtrack_type>(type), legacy_records, size); |
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if (ret == 0) |
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{ |
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records.resize(*size); |
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for(size_t i = 0; i < *size; i++) |
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{ |
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records[i].sizeInBytes = legacy_records[i].size_in_bytes; |
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records[i].flags = legacy_records[i].flags; |
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} |
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} |
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delete[] legacy_records; |
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} |
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_hidl_cb(MemtrackStatus::SUCCESS, records); |
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return Void(); |
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} |
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IMemtrack* HIDL_FETCH_IMemtrack(const char* /* name */) { |
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const hw_module_t* hw_module = nullptr; |
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const memtrack_module_t* memtrack_module = nullptr; |
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int err = hw_get_module(MEMTRACK_HARDWARE_MODULE_ID, &hw_module); |
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if (err) { |
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ALOGE ("hw_get_module %s failed: %d", MEMTRACK_HARDWARE_MODULE_ID, err); |
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return nullptr; |
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} |
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if (!hw_module->methods || !hw_module->methods->open) { |
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memtrack_module = reinterpret_cast<const memtrack_module_t*>(hw_module); |
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} else { |
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err = hw_module->methods->open(hw_module, MEMTRACK_HARDWARE_MODULE_ID, |
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reinterpret_cast<hw_device_t**>(const_cast<memtrack_module_t**>(&memtrack_module))); |
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if (err) { |
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ALOGE("Passthrough failed to load legacy HAL."); |
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return nullptr; |
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} |
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} |
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return new Memtrack(memtrack_module); |
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} |
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} // namespace implementation |
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} // namespace V1_0 |
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} // namespace memtrack |
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} // namespace hardware |
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} // namespace android
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