Files
djhackersdev_minime/src/idz/encoder.ts
T
2019-11-06 17:28:29 -05:00

230 lines
6.7 KiB
TypeScript

import iconv = require("iconv-lite");
import { Transform } from "stream";
import { MSG } from "./defs";
import { Response } from "./response";
const sjis = "shift_jis";
export class Encoder extends Transform {
constructor() {
super({
readableObjectMode: true,
writableObjectMode: true,
});
}
_transform(obj: Response, encoding, callback) {
console.log("Idz: Res: Object:", obj);
let buf: Buffer;
switch (obj.type) {
case "account_lock_res":
buf = Buffer.alloc(0x0020);
buf.writeInt16LE(MSG.ACCOUNT_LOCK_RES, 0x0000);
buf.writeInt8(obj.field_0018, 0x0018);
buf.writeInt16LE(obj.field_001A, 0x001a);
buf.writeInt32LE(obj.field_001C.getTime() / 1000, 0x001c);
break;
case "account_unlock_res":
buf = Buffer.alloc(0x0010);
buf.writeInt16LE(MSG.ACCOUNT_UNLOCK_RES, 0x0000);
buf.writeInt8(obj.status, 0x0004);
break;
case "create_team_res":
case "load_team_res":
buf = Buffer.alloc(0x0ca0);
iconv.encode(obj.name, sjis).copy(buf, 0x0024);
for (let i = 0; i < 6; i++) {
const base = 0x011c + i * 0x004c;
const member = obj.members[i];
if (member === undefined) {
break;
}
buf.writeInt32LE(1, base + 0x0000); // Presence
iconv.encode(member.name + "\0", sjis).copy(buf, base + 0x0004);
buf.writeInt32LE(member.lv, base + 0x0018);
buf.writeInt32LE(member.monthPoints, base + 0x0024);
}
// xM
/*
buf.writeInt16LE(0x00001, 0x0344 + 0x0000);
buf.writeInt8(0x02, 0x0344 + 0x0003);
buf.writeInt32LE(0x00000003, 0x0344 + 0x0004);
iconv.encode("str\0", sjis).copy(buf, 0x0344 + 0x0008);
buf.writeInt32LE(0x00000004, 0x0344 + 0x001c);
*/
if (obj.type === "create_team_res") {
buf.writeInt16LE(MSG.CREATE_TEAM_RES, 0x0000);
} else {
buf.writeInt16LE(MSG.LOAD_TEAM_RES, 0x0000);
}
break;
case "generic_res":
buf = Buffer.alloc(0x0020);
buf.writeInt16LE(MSG.GENERIC_RES, 0x0000);
buf.writeInt32LE(obj.status, 0x0004);
break;
case "load_2on2_res":
buf = Buffer.alloc(0x04c0);
buf.writeInt16LE(MSG.LOAD_2ON2_RES, 0x0000);
break;
case "load_config_res":
buf = Buffer.alloc(0x01a0);
buf.writeInt16LE(MSG.LOAD_CONFIG_RES, 0x0000);
buf.writeInt8(obj.status, 0x0002);
break;
case "load_config_v2_res":
buf = Buffer.alloc(0x230);
buf.writeInt16LE(MSG.LOAD_CONFIG_V2_RES, 0x0000);
buf.writeInt8(obj.status, 0x0002);
break;
case "discover_profile_res":
buf = Buffer.alloc(0x0010);
buf.writeInt16LE(MSG.DISCOVER_PROFILE_RES, 0x0000);
buf.writeInt8(obj.result ? 1 : 0, 0x0004);
break;
case "load_general_reward_res":
// A generic response is acceptable too so why even bother with this..
buf = Buffer.alloc(0x0330);
buf.writeInt16LE(MSG.LOAD_GENERAL_REWARD_RES, 0x0000);
break;
case "load_record_v1_res":
// Sending this causes an error
buf = Buffer.alloc(0x0c60);
buf.writeInt16LE(MSG.LOAD_PROFILE_V1_RES, 0x0000);
break;
case "load_record_v2_res":
buf = Buffer.alloc(0x0d30);
buf.writeInt16LE(MSG.LOAD_PROFILE_V2_RES, 0x0000);
buf.writeInt32LE(obj.profileId, 4 + 0x3b4);
buf.writeInt16LE(obj.lv, 4 + 0x03c8);
buf.writeInt32LE(obj.dpoint, 4 + 0x03e4);
buf.writeInt32LE(obj.fame, 4 + 0x0400);
iconv.encode(obj.name + "\0", sjis).copy(buf, 4 + 0x03ea);
buf.writeInt32LE(obj.teamId, 0x07e0);
break;
case "load_reward_table_res":
buf = Buffer.alloc(0x01c0);
buf.writeInt16LE(MSG.LOAD_REWARD_TABLE_RES, 0x0000);
break;
case "load_server_list_res":
buf = Buffer.alloc(0x04b0);
buf.writeInt16LE(MSG.LOAD_SERVER_LIST_RES, 0x0000);
buf.writeInt16LE(obj.status, 0x0002);
buf.write(obj.userDb.addr, 0x0004);
buf.writeInt16LE(obj.userDb.tcp, 0x0084);
buf.writeInt16LE(obj.userDb.http, 0x0086);
buf.write(obj.matchAddr, 0x0088);
buf.writeInt16LE(obj.matchPort.tcp, 0x0108);
buf.writeInt16LE(obj.matchPort.udpSend, 0x010a);
buf.writeInt16LE(obj.matchPort.udpRecv, 0x010c);
buf.writeInt16LE(obj.tagMatchPort.tcp, 0x010e);
buf.writeInt16LE(obj.tagMatchPort.udpSend, 0x0110);
buf.writeInt16LE(obj.tagMatchPort.udpRecv, 0x0112);
buf.write(obj.event.addr, 0x0114);
buf.writeInt16LE(obj.event.tcp, 0x0194);
buf.write(obj.screenshot.addr, 0x0198);
buf.writeInt16LE(obj.screenshot.tcp, 0x0218);
buf.write(obj.pingReturn, 0x021c);
buf.write(obj.echo1.addr, 0x029c);
buf.write(obj.echo2.addr, 0x031c);
buf.writeInt16LE(obj.echo1.udp, 0x39c);
buf.writeInt16LE(obj.echo2.udp, 0x39e);
buf.write(obj.newsUrl, 0x03a0);
buf.write(obj.reportErrorUrl, 0x0424);
break;
case "load_stocker_res":
buf = Buffer.alloc(0x00a0);
buf.writeInt16LE(MSG.LOAD_STOCKER_RES, 0x0000);
buf.writeInt8(obj.status, 0x0002);
break;
case "save_expedition_res":
buf = Buffer.alloc(0x17c0);
buf.writeInt16LE(MSG.SAVE_EXPEDITION_RES, 0x0000);
// in awe of the size of this lad
break;
case "update_provisional_store_rank_res":
buf = Buffer.alloc(0x02b0);
buf.writeInt16LE(MSG.UPDATE_PROVISIONAL_STORE_RANK_RES, 0x0000);
for (let i = 0; i < 10; i++) {
const offset = 0x44 + i;
const row = obj.rows[i];
if (row !== undefined) {
buf.writeInt16LE(row.field_0000, offset + 0x0000);
buf.writeInt32LE(row.field_0004, offset + 0x0004);
iconv.encode(row.field_0010, sjis).copy(buf, offset + 0x0010);
iconv.encode(row.field_003B, sjis).copy(buf, offset + 0x003b);
}
}
break;
case "update_story_clear_num_res":
buf = Buffer.alloc(0x0220);
buf.writeInt16LE(MSG.UPDATE_STORY_CLEAR_NUM_RES, 0x0000);
break;
case "save_topic_res":
buf = Buffer.alloc(0x05d0);
buf.writeInt16LE(MSG.SAVE_TOPIC_RES, 0x0000);
break;
default:
const exhaustCheck: never = obj;
return callback(new Error(`No writer fn for ${obj["type"]}`));
}
console.log("Idz: Res: Encoded:", buf.toString("hex"));
if (buf.readInt16LE(0) === 0) {
throw new Error("MESSAGE TYPE CODE YOU FUCKING IDIOT");
}
return callback(null, buf);
}
}