dawn-cmake/generator/templates/dawn_wire/server/ServerCallbacks.cpp

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//* Copyright 2019 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.
#include "common/Assert.h"
#include "dawn_wire/server/Server.h"
namespace dawn_wire { namespace server {
{% for type in by_category["object"] if type.is_builder%}
void Server::Forward{{type.name.CamelCase()}}ToClient(dawnBuilderErrorStatus status, const char* message, dawnCallbackUserdata userdata1, dawnCallbackUserdata userdata2) {
auto server = reinterpret_cast<Server*>(static_cast<uintptr_t>(userdata1));
uint32_t id = userdata2 & 0xFFFFFFFFu;
uint32_t serial = userdata2 >> uint64_t(32);
server->On{{type.name.CamelCase()}}Error(status, message, id, serial);
}
{% endfor %}
{% for type in by_category["object"] if type.is_builder%}
{% set Type = type.name.CamelCase() %}
void Server::On{{Type}}Error(dawnBuilderErrorStatus status, const char* message, uint32_t id, uint32_t serial) {
auto* builder = mKnown{{Type}}.Get(id);
if (builder == nullptr || builder->serial != serial) {
return;
}
if (status != DAWN_BUILDER_ERROR_STATUS_SUCCESS) {
builder->valid = false;
}
if (status != DAWN_BUILDER_ERROR_STATUS_UNKNOWN) {
//* Unknown is the only status that can be returned without a call to GetResult
//* so we are guaranteed to have created an object.
ASSERT(builder->builtObject.id != 0);
Return{{Type}}ErrorCallbackCmd cmd;
cmd.builtObject = builder->builtObject;
cmd.status = status;
cmd.message = message;
size_t requiredSize = cmd.GetRequiredSize();
char* allocatedBuffer = static_cast<char*>(GetCmdSpace(requiredSize));
cmd.Serialize(allocatedBuffer);
}
}
{% endfor %}
}} // namespace dawn_wire::server