1 // Copyright 2023 The Android Open Source Project
2 //
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 expresso or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include <memory>
16 #include <vector>
17 
18 #include "ExternalObjectManager.h"
19 
20 namespace gfxstream {
21 namespace vk {
22 
23 class BufferVk {
24    public:
25     static std::unique_ptr<BufferVk> create(uint32_t handle, uint64_t size, bool vulkanOnly);
26 
27     ~BufferVk();
28 
29     void readToBytes(uint64_t offset, uint64_t size, void* outBytes);
30 
31     bool updateFromBytes(uint64_t offset, uint64_t size, const void* bytes);
32 
33     std::optional<BlobDescriptorInfo> exportBlob();
34 
35    private:
36     BufferVk(uint32_t handle);
37 
38     const uint32_t mHandle;
39 };
40 
41 }  // namespace vk
42 }  // namespace gfxstream
43