1 /*
2 * Copyright (c) Huawei Technologies Co., Ltd. 2021. All rights reserved.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <mutex>
17 #include <sys/types.h>
18
19 #include "plugin_module_api.h"
20 #include "sample_plugin.h"
21
22 namespace {
23 constexpr uint32_t MAX_BUFFER_SIZE = 4 * 1024 * 1024;
24 std::unique_ptr<SamplePlugin> g_plugin = nullptr;
25 std::mutex g_taskMutex;
26 } // namespace
27
SamplePluginSessionStart(const uint8_t * configData,uint32_t configSize)28 static int SamplePluginSessionStart(const uint8_t* configData, uint32_t configSize)
29 {
30 std::lock_guard<std::mutex> guard(g_taskMutex);
31 g_plugin = std::make_unique<SamplePlugin>();
32 return g_plugin->Start(configData, configSize);
33 }
34
SamplePluginReportResult(uint8_t * bufferData,uint32_t bufferSize)35 static int SamplePluginReportResult(uint8_t* bufferData, uint32_t bufferSize)
36 {
37 std::lock_guard<std::mutex> guard(g_taskMutex);
38 return g_plugin->Report(bufferData, bufferSize);
39 }
40
SamplePluginReportResultOptimize(RandomWriteCtx * randomWrite)41 static int SamplePluginReportResultOptimize(RandomWriteCtx* randomWrite)
42 {
43 std::lock_guard<std::mutex> guard(g_taskMutex);
44 return g_plugin->ReportOptimize(randomWrite);
45 }
46
SamplePluginSessionStop()47 static int SamplePluginSessionStop()
48 {
49 std::lock_guard<std::mutex> guard(g_taskMutex);
50 g_plugin->Stop();
51 g_plugin = nullptr;
52 return 0;
53 }
54
SampleRegisterWriterStruct(const WriterStruct * writer)55 static int SampleRegisterWriterStruct(const WriterStruct* writer)
56 {
57 return 0;
58 }
59
60 static PluginModuleCallbacks g_callbacks = {
61 .onPluginSessionStart = SamplePluginSessionStart,
62 .onPluginReportResult = SamplePluginReportResult,
63 .onPluginSessionStop = SamplePluginSessionStop,
64 .onRegisterWriterStruct = SampleRegisterWriterStruct,
65 .onPluginReportResultOptimize = SamplePluginReportResultOptimize,
66 };
67
68 EXPORT_API PluginModuleStruct g_pluginModule = {
69 .callbacks = &g_callbacks,
70 .name = "sample-plugin",
71 .version = "1.02",
72 .resultBufferSizeHint = MAX_BUFFER_SIZE,
73 };