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v2fly/common/protocol/context.go

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package protocol
import (
"context"
)
type key int
const (
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requestKey key = iota
)
func ContextWithRequestHeader(ctx context.Context, request *RequestHeader) context.Context {
return context.WithValue(ctx, requestKey, request)
}
func RequestHeaderFromContext(ctx context.Context) *RequestHeader {
request := ctx.Value(requestKey)
if request == nil {
return nil
}
return request.(*RequestHeader)
}