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41 lines
1.1 KiB
41 lines
1.1 KiB
package p2p
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import (
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"fmt"
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"github.com/gogo/protobuf/proto"
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)
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// Wrap implements the p2p Wrapper interface and wraps a PEX message.
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func (m *PexMessage) Wrap(pb proto.Message) error {
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switch msg := pb.(type) {
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case *PexRequest:
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m.Sum = &PexMessage_PexRequest{PexRequest: msg}
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case *PexResponse:
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m.Sum = &PexMessage_PexResponse{PexResponse: msg}
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case *PexRequestV2:
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m.Sum = &PexMessage_PexRequestV2{PexRequestV2: msg}
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case *PexResponseV2:
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m.Sum = &PexMessage_PexResponseV2{PexResponseV2: msg}
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default:
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return fmt.Errorf("unknown pex message: %T", msg)
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}
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return nil
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}
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// Unwrap implements the p2p Wrapper interface and unwraps a wrapped PEX
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// message.
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func (m *PexMessage) Unwrap() (proto.Message, error) {
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switch msg := m.Sum.(type) {
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case *PexMessage_PexRequest:
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return msg.PexRequest, nil
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case *PexMessage_PexResponse:
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return msg.PexResponse, nil
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case *PexMessage_PexRequestV2:
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return msg.PexRequestV2, nil
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case *PexMessage_PexResponseV2:
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return msg.PexResponseV2, nil
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default:
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return nil, fmt.Errorf("unknown pex message: %T", msg)
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}
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}
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