package jbe;
import jbe.ejip.LinkLayer;
import jbe.ejip.Loopback;
import jbe.ejip.Net;
import jbe.ejip.Packet;
import jbe.ejip.Udp;
import jbe.ejip.UdpHandler;
/**
* Ejip.java: Benchmark with ejip TCP/IP stack.
*
* Author: Martin Schoeberl (martin@jopdesign.com)
*
*/
public class BenchUdpIp extends BenchMark {
static Net net;
static LinkLayer ipLink;
static boolean sent;
static int received;
static int a, b;
static int sum;
/**
* Start network.
*/
public BenchUdpIp() {
net = Net.init();
ipLink = Loopback.init();
UdpHandler adder;
adder = new UdpHandler() {
public void request(Packet p) {
if (p.len != ((Udp.DATA+1)<<2)) {
p.setStatus(Packet.FREE);
} else {
p.buf[Udp.DATA] += p.buf[Udp.DATA+1];
p.len = (Udp.DATA)<<2;
Udp.build(p, (127<<24)+(0<<16)+(0<<8)+1, 5678);
}
}
};
Udp.addHandler(1234, adder);
UdpHandler result;
result = new UdpHandler() {
public void request(Packet p) {
if (p.len == ((Udp.DATA)<<2)) {
sum = p.buf[Udp.DATA];
}
sent = false;
++received;
p.setStatus(Packet.FREE);
}
};
Udp.addHandler(5678, result);
sent = false;
a = 0x1234;
b = 0xabcd;
sum = 1234;
}
public int test(int cnt) {
for (received=0; received<cnt;) {
request();
ipLink.loop();
net.loop();
}
return sum;
}
public void loop() {
request();
ipLink.loop();
net.loop();
}
private static void request() {
if (!sent) {
Packet p = Packet.getPacket(Packet.FREE, Packet.ALLOC, ipLink);
if (p == null) { // got no free buffer!
return;
}
p.buf[Udp.DATA] = a;
p.buf[Udp.DATA+1] = b;
p.len = (Udp.DATA+1)<<2;
Udp.build(p, (127<<24)+(0<<16)+(0<<8)+1, 1234);
sent = true;
// just generate new 'funny' values and use sum
a = (a<<1)^b;
b = (b<<1)^sum;
}
}
public String getName() {
return "UdpIp";
}
public static void main(String[] args) {
BenchMark bm = new BenchUdpIp();
Execute.perform(bm);
}
}