120 lines
2.9 KiB
JavaScript
120 lines
2.9 KiB
JavaScript
import { ID, game } from "./main.js";
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export class Packet {
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static _createBase(name) {
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return {
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type: name,
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id: window.crypto.randomUUID(),
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timestamp: Date.now(),
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author: ID,
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};
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}
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static _sign(data) {
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// compute hash of data
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let hash = CryptoJS.SHA3(JSON.stringify(data));
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let res = 0n;
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for (let word32 of hash.words) {
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// remove any sign
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let bi = BigInt.asUintN(32, BigInt(word32));
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res = (res << 32n) | bi;
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}
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// sign hash
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let sig = window.rsa.privKey.decrypt(res);
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// return new packet
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return {
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sig: "0x" + sig.toString(16),
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payload: data,
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};
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}
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static createAnnounce(rsaKeyPair, paillierKeyPair) {
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return this._sign({
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...this._createBase("ANNOUNCE"),
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rsaPubKey: rsaKeyPair.pubKey.toJSON(),
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paillierPubKey: paillierKeyPair.pubKey.toJSON(),
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});
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}
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static createDisconnect() {
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return this._sign(this._createBase("DISCONNECT"));
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}
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static createKeepAlive() {
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return this._sign(this._createBase("KEEPALIVE"));
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}
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static createSetReady(nowReady) {
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return this._sign({
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...this._createBase("ACT"),
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action: "READY",
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ready: nowReady,
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});
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}
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static createRandomCyphertext(sessionId, range, cipherText) {
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return this._sign({
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...this._createBase("RANDOM"),
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session: sessionId,
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range: range,
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stage: "CIPHERTEXT",
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cipherText: cipherText,
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});
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}
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static createRandomKey(sessionId, key) {
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return this._sign({
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...this._createBase("RANDOM"),
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session: sessionId,
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stage: "DECRYPT",
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cipherKey: key,
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});
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}
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static createBarrierSignal() {
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return this._sign(this._createBase("BARRIER"));
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}
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static createRegionClaim(region, text) {
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return this._sign({
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...this._createBase("ACT"),
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region: region,
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cipherText: text,
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});
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}
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static createReinforce(regionCyphertexts) {
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return this._sign({
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...this._createBase("ACT"),
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regions: regionCyphertexts,
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});
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}
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static createAction(action, startRegion, endRegion, amount) {
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return this._sign({
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...this._createBase("ACT"),
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startRegion: startRegion,
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endRegion: endRegion,
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strength: amount,
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action: action,
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});
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}
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static createDefense(amount) {
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return this._sign({
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...this._createBase("ACT"),
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action: "DEFENSE",
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amount: amount,
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});
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}
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static createEndTurn() {
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return this._sign({
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...this._createBase("ACT"),
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action: "END",
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});
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}
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}
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