src/gfxstream/guest/platform/fuchsia/FuchsiaVirtGpu.h

/*
 * Copyright 2023 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include "VirtGpu.h"

class FuchsiaVirtGpuBlob : public std::enable_shared_from_this<FuchsiaVirtGpuBlob>,
                           public VirtGpuBlob {
   public:
    FuchsiaVirtGpuBlob(int64_t deviceHandle, uint32_t blobHandle, uint32_t resourceHandle,
                       uint64_t size);
    ~FuchsiaVirtGpuBlob();

    uint32_t getResourceHandle() const override;
    uint32_t getBlobHandle() const override;
    int wait() override;

    int exportBlob(struct VirtGpuExternalHandle& handle) override;
    int transferFromHost(uint32_t offset, uint32_t size) override;
    int transferToHost(uint32_t offset, uint32_t size) override;

    VirtGpuBlobMappingPtr createMapping(void) override;
};

class FuchsiaVirtGpuBlobMapping : public VirtGpuBlobMapping {
   public:
    FuchsiaVirtGpuBlobMapping(VirtGpuBlobPtr blob, uint8_t* ptr, uint64_t size);
    ~FuchsiaVirtGpuBlobMapping(void);

    uint8_t* asRawPtr(void) override;
};

class FuchsiaVirtGpuDevice : public VirtGpuDevice {
   public:
    FuchsiaVirtGpuDevice(enum VirtGpuCapset capset);
    ~FuchsiaVirtGpuDevice();

    int64_t getDeviceHandle(void) override;

    struct VirtGpuCaps getCaps(void) override;

    VirtGpuBlobPtr createBlob(const struct VirtGpuCreateBlob& blobCreate) override;
    VirtGpuBlobPtr createVirglBlob(uint32_t width, uint32_t height, uint32_t format) override;
    VirtGpuBlobPtr importBlob(const struct VirtGpuExternalHandle& handle) override;

    int execBuffer(struct VirtGpuExecBuffer& execbuffer, const VirtGpuBlob* blob) override;
};