108 lines
3.6 KiB
C++
108 lines
3.6 KiB
C++
//* Copyright 2019 The Dawn Authors
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//*
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//* Licensed under the Apache License, Version 2.0 (the "License");
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//* you may not use this file except in compliance with the License.
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//* You may obtain a copy of the License at
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//*
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//* http://www.apache.org/licenses/LICENSE-2.0
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//*
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//* Unless required by applicable law or agreed to in writing, software
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//* distributed under the License is distributed on an "AS IS" BASIS,
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//* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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//* See the License for the specific language governing permissions and
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//* limitations under the License.
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#ifndef DAWNWIRE_SERVER_SERVERBASE_H_
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#define DAWNWIRE_SERVER_SERVERBASE_H_
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#include "dawn_wire/Wire.h"
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#include "dawn_wire/WireCmd_autogen.h"
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#include "dawn_wire/WireDeserializeAllocator.h"
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#include "dawn_wire/server/ObjectStorage.h"
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namespace dawn_wire { namespace server {
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class Server;
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struct MapUserdata {
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Server* server;
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ObjectHandle buffer;
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uint32_t requestSerial;
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uint32_t size;
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bool isWrite;
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};
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struct FenceCompletionUserdata {
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Server* server;
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ObjectHandle fence;
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uint64_t value;
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};
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class ServerBase : public ObjectIdResolver {
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public:
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ServerBase(dawnDevice device, const dawnProcTable& procs, CommandSerializer* serializer)
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: mProcs(procs), mSerializer(serializer) {
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}
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virtual ~ServerBase() {
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//* Free all objects when the server is destroyed
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{% for type in by_category["object"] if type.name.canonical_case() != "device" %}
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{
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std::vector<{{as_cType(type.name)}}> handles = mKnown{{type.name.CamelCase()}}.AcquireAllHandles();
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for ({{as_cType(type.name)}} handle : handles) {
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mProcs.{{as_varName(type.name, Name("release"))}}(handle);
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}
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}
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{% endfor %}
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}
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protected:
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dawnProcTable mProcs;
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CommandSerializer* mSerializer = nullptr;
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WireDeserializeAllocator mAllocator;
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void* GetCmdSpace(size_t size) {
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return mSerializer->GetCmdSpace(size);
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}
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// Implementation of the ObjectIdResolver interface
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{% for type in by_category["object"] %}
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DeserializeResult GetFromId(ObjectId id, {{as_cType(type.name)}}* out) const final {
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auto data = mKnown{{type.name.CamelCase()}}.Get(id);
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if (data == nullptr) {
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return DeserializeResult::FatalError;
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}
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*out = data->handle;
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if (data->valid) {
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return DeserializeResult::Success;
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} else {
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return DeserializeResult::ErrorObject;
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}
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}
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DeserializeResult GetOptionalFromId(ObjectId id, {{as_cType(type.name)}}* out) const final {
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if (id == 0) {
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*out = nullptr;
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return DeserializeResult::Success;
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}
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return GetFromId(id, out);
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}
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{% endfor %}
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//* The list of known IDs for each object type.
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{% for type in by_category["object"] %}
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KnownObjects<{{as_cType(type.name)}}> mKnown{{type.name.CamelCase()}};
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{% endfor %}
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{% for type in by_category["object"] if type.name.CamelCase() in server_reverse_lookup_objects %}
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ObjectIdLookupTable<{{as_cType(type.name)}}> m{{type.name.CamelCase()}}IdTable;
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{% endfor %}
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};
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}} // namespace dawn_wire::server
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#endif // DAWNWIRE_SERVER_SERVERBASE_H_
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