woop/p2p/host/message.go

package host

import (
	"encoding/binary"
)

// ConstructP2pMessage constructs the p2p message as [messageType, contentSize, content]
func ConstructP2pMessage(msgType byte, content []byte) []byte {
	message := make([]byte, 5+len(content))
	message[0] = 17 // messageType 0x11
	binary.BigEndian.PutUint32(message[1:5], uint32(len(content)))
	copy(message[5:], content)
	return message
}