| // Copyright 2017 The Dawn Authors |
| // |
| // 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. |
| |
| #ifndef DAWNWIRE_WIRE_H_ |
| #define DAWNWIRE_WIRE_H_ |
| |
| #include <cstdint> |
| #include <limits> |
| |
| #include "dawn/webgpu.h" |
| #include "dawn/wire/dawn_wire_export.h" |
| |
| namespace dawn::wire { |
| |
| class DAWN_WIRE_EXPORT CommandSerializer { |
| public: |
| CommandSerializer(); |
| virtual ~CommandSerializer(); |
| CommandSerializer(const CommandSerializer& rhs) = delete; |
| CommandSerializer& operator=(const CommandSerializer& rhs) = delete; |
| |
| // Get space for serializing commands. |
| // GetCmdSpace will never be called with a value larger than |
| // what GetMaximumAllocationSize returns. Return nullptr to indicate |
| // a fatal error. |
| virtual void* GetCmdSpace(size_t size) = 0; |
| virtual bool Flush() = 0; |
| virtual size_t GetMaximumAllocationSize() const = 0; |
| virtual void OnSerializeError(); |
| }; |
| |
| class DAWN_WIRE_EXPORT CommandHandler { |
| public: |
| CommandHandler(); |
| virtual ~CommandHandler(); |
| CommandHandler(const CommandHandler& rhs) = delete; |
| CommandHandler& operator=(const CommandHandler& rhs) = delete; |
| |
| virtual const volatile char* HandleCommands(const volatile char* commands, size_t size) = 0; |
| }; |
| |
| DAWN_WIRE_EXPORT size_t |
| SerializedWGPUDevicePropertiesSize(const WGPUDeviceProperties* deviceProperties); |
| |
| DAWN_WIRE_EXPORT void SerializeWGPUDeviceProperties( |
| const WGPUDeviceProperties* deviceProperties, |
| char* serializeBuffer); |
| |
| DAWN_WIRE_EXPORT bool DeserializeWGPUDeviceProperties(WGPUDeviceProperties* deviceProperties, |
| const volatile char* deserializeBuffer, |
| size_t deserializeBufferSize); |
| |
| DAWN_WIRE_EXPORT size_t |
| SerializedWGPUSupportedLimitsSize(const WGPUSupportedLimits* supportedLimits); |
| |
| DAWN_WIRE_EXPORT void SerializeWGPUSupportedLimits(const WGPUSupportedLimits* supportedLimits, |
| char* serializeBuffer); |
| |
| DAWN_WIRE_EXPORT bool DeserializeWGPUSupportedLimits(WGPUSupportedLimits* supportedLimits, |
| const volatile char* deserializeBuffer, |
| size_t deserializeBufferSize); |
| |
| } // namespace dawn::wire |
| |
| // TODO(dawn:824): Remove once the deprecation period is passed. |
| namespace dawn_wire = dawn::wire; |
| |
| #endif // DAWNWIRE_WIRE_H_ |