1 /*
2  * Copyright (C) 2016 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 #define LOG_TAG "android.hardware.tests.memory@1.0"
18 
19 #include "MemoryTest.h"
20 
21 #include <log/log.h>
22 
23 #include <hidlmemory/HidlMemoryToken.h>
24 #include <hidlmemory/mapping.h>
25 
26 #include <android/hidl/memory/1.0/IMemory.h>
27 
28 using android::hidl::memory::V1_0::IMemory;
29 
30 namespace android {
31 namespace hardware {
32 namespace tests {
33 namespace memory {
34 namespace V1_0 {
35 namespace implementation {
36 
37 // Methods from ::android::hardware::tests::memory::V1_0::IMemoryTest follow.
haveSomeMemory(const hidl_memory & mem,haveSomeMemory_cb _hidl_cb)38 Return<void> Memory::haveSomeMemory(const hidl_memory& mem, haveSomeMemory_cb _hidl_cb) {
39     _hidl_cb(mem);
40     return Void();
41 }
42 
fillMemory(const hidl_memory & memory_in,uint8_t filler)43 Return<void> Memory::fillMemory(const hidl_memory& memory_in, uint8_t filler) {
44     sp<IMemory> memory = mapMemory(memory_in);
45 
46     if (memory == nullptr) {
47         ALOGE("Could not map hidl_memory");
48         return Void();
49     }
50 
51     uint8_t* data = static_cast<uint8_t*>(static_cast<void*>(memory->getPointer()));
52 
53     memory->update();
54 
55     for (size_t i = 0; i < memory->getSize(); i++) {
56         data[i] = filler;
57     }
58 
59     memory->commit();
60 
61     return Void();
62 }
63 
haveSomeMemoryBlock(const MemoryBlock & blk,haveSomeMemoryBlock_cb _hidl_cb)64 Return<void> Memory::haveSomeMemoryBlock(const MemoryBlock& blk, haveSomeMemoryBlock_cb _hidl_cb) {
65     _hidl_cb(blk);
66     return Void();
67 }
68 
set(const hidl_memory & mem)69 Return<void> Memory::set(const hidl_memory& mem) {
70     sp<HidlMemory> hidlMem = HidlMemory::getInstance(mem);
71     if (hidlMem->valid()) {
72         mSavedMemoryToken = new HidlMemoryToken(hidlMem);
73     }
74     return Void();
75 }
76 
get()77 Return<sp<IMemoryToken>> Memory::get() {
78     return mSavedMemoryToken;
79 }
80 
HIDL_FETCH_IMemoryTest(const char *)81 IMemoryTest* HIDL_FETCH_IMemoryTest(const char* /* name */) {
82     return new Memory();
83 }
84 
85 }  // namespace implementation
86 }  // namespace V1_0
87 }  // namespace memory
88 }  // namespace tests
89 }  // namespace hardware
90 }  // namespace android
91