even simpler schemes and stuff
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parent
929a01c92c
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73aecc6420
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@ -1,5 +1,8 @@
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package dk.au.pir;
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import dk.au.pir.protocols.evenSimpler.evenSimplerClient;
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import dk.au.pir.protocols.evenSimpler.evenSimplerDatabase;
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import dk.au.pir.protocols.evenSimpler.evenSimplerServer;
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import dk.au.pir.protocols.interpoly.InterPolyClient;
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import dk.au.pir.protocols.interpoly.InterPolyDatabase;
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import dk.au.pir.protocols.interpoly.InterPolyServer;
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@ -12,6 +15,24 @@ import java.util.Arrays;
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public class Driver {
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private static int[] evenSimplerScheme(int record) {
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PIRSettings settings = new PIRSettings(8, 1, 2);
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evenSimplerDatabase database = new evenSimplerDatabase(settings, new int[] {0, 0, 0, 1, 0, 0, 0, 0});
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evenSimplerServer[] servers = new evenSimplerServer[settings.getNumServers()];
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for (int i = 0; i < settings.getNumServers(); i++) {
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servers[i] = new evenSimplerServer(database, settings);
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}
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evenSimplerClient client = new evenSimplerClient(settings, servers);
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int[] res = client.receiveBits(record);
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System.out.println("res: " + Arrays.toString(res));
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return res;
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}
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private static int simpleScheme(int index) {
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PIRSettings settings = new PIRSettings(8, 2, 1);
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SimpleDatabase database = new SimpleDatabase(settings, new int[] {0, 0, 1, 0, 0, 0, 0, 0});
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@ -104,7 +125,8 @@ public class Driver {
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public static void main(String[] args) {
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// generalBlockInterPolyTestButBetter(1);
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simpleBlockScheme(1);
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//simpleBlockScheme(1);
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evenSimplerScheme(1);
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/*
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int sum = 0;
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for (int i = 0; i < 1; i++) {
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@ -0,0 +1,30 @@
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package dk.au.pir.protocols.evenSimpler;
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import dk.au.pir.protocols.simple.SimpleServer;
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import dk.au.pir.settings.PIRSettings;
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public class evenSimplerClient {
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private final PIRSettings settings;
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private final evenSimplerServer[] servers;
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public evenSimplerClient(PIRSettings settings, evenSimplerServer[] servers) {
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this.settings = settings;
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this.servers = servers;
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}
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public int receiveBit(int index) {
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int[] data = this.servers[0].giveDatabase();
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return data[index];
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}
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public int[] receiveBits(int record) {
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int[] res = new int[settings.getBlocksize()];
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int[] data = this.servers[0].giveDatabase();
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System.arraycopy(data, (record * settings.getBlocksize()), res, 0, settings.getBlocksize());
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return res;
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}
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}
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@ -0,0 +1,17 @@
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package dk.au.pir.protocols.evenSimpler;
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import dk.au.pir.settings.PIRSettings;
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public class evenSimplerDatabase {
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private final int[] x;
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public evenSimplerDatabase(PIRSettings settings, int[] x) {
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this.x = x;
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}
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public int[] getX() {
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return x;
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}
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}
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@ -0,0 +1,22 @@
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package dk.au.pir.protocols.evenSimpler;
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import dk.au.pir.protocols.simple.SimpleDatabase;
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import dk.au.pir.settings.PIRSettings;
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public class evenSimplerServer {
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private final evenSimplerDatabase database;
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private final PIRSettings settings;
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private final int[] x;
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public evenSimplerServer(evenSimplerDatabase database, PIRSettings settings) {
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this.database = database;
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this.settings = settings;
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this.x = database.getX();
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}
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public int[] giveDatabase() {
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return this.x;
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}
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}
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@ -1,12 +1,9 @@
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package dk.au.pir.protocols.simple;
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import dk.au.pir.protocols.simple.SimpleServer;
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import dk.au.pir.settings.PIRSettings;
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import java.util.ArrayList;
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import java.util.Random;
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import static dk.au.pir.utils.ProtocolUtils.printIntArrayArray;
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public class SimpleClient {
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@ -21,7 +21,14 @@ public class PIRSettings {
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this.blocksize = blocksize;
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// TODO: lol
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if (numServers > 1) {
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this.sequences = ProtocolUtils.createSequences(s, numServers, databaseSize);
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} else {
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this.sequences = ProtocolUtils.createSequences(calculateS(2, databaseSize), 2, databaseSize);
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}
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this.field = new BigIntegerField();
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}
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