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rocket_setup.go
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/
rocket_setup.go
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/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* 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.
*/
package thrift
import (
"bytes"
"encoding/binary"
"github.com/rsocket/rsocket-go/payload"
)
func newRequestSetupMetadataVersion8() *RequestSetupMetadata {
res := NewRequestSetupMetadata()
version := int32(8)
res.SetMaxVersion(&version)
res.SetMinVersion(&version)
return res
}
// RSocket setup payload MUST consist of a 32-bit kRocketProtocolKey followed by a compact-serialized RequestSetupMetadata struct.
func newRequestSetupMetadataVersion8Bytes() ([]byte, error) {
// write key first rpcmetadata.KRocketProtocolKey
buf := new(bytes.Buffer)
key := uint32(KRocketProtocolKey)
err := binary.Write(buf, binary.BigEndian, key)
if err != nil {
return nil, err
}
prefix := buf.Bytes()
// then write newRequestSetupMetadataVersion8
serial := NewCompactSerializer()
bytes, err := serial.Write(newRequestSetupMetadataVersion8())
if err != nil {
return nil, err
}
return append(prefix, bytes...), nil
}
func newRequestSetupPayloadVersion8() (payload.Payload, error) {
metadata, err := newRequestSetupMetadataVersion8Bytes()
if err != nil {
return nil, err
}
return payload.New(nil, metadata), nil
}
// If connection establishment was successful, the server MUST respond with a SetupResponse control message.
func newSetupResponseVersion8() *SetupResponse {
res := NewSetupResponse()
version := int32(8)
res.SetVersion(&version)
ztsdSupported := true
res.SetZstdSupported(&ztsdSupported)
return res
}