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package com.lumaserv.bgp.protocol.message;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;
@Getter
@Setter
@NoArgsConstructor
public class BGPOpen {
byte version;
int asn;
int holdTime;
byte[] identifier;
public BGPOpen(byte[] message) {
version = message[0];
asn = ((message[1] & 0xFF) << 8) | (message[2] & 0xFF);
holdTime = ((message[3] & 0xFF) << 8) | (message[4] & 0xFF);
identifier = new byte[4];
}
public byte[] build() {
byte[] message = new byte[6 + identifier.length];
message[0] = version;
message[1] = (byte) (asn >> 8);
message[2] = (byte) (asn & 0xFF);
message[3] = (byte) (holdTime >> 8);
message[4] = (byte) (holdTime & 0xFF);
System.arraycopy(identifier, 0, message, 5, identifier.length);
return message;
}
}
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