64 lines
2.1 KiB
JavaScript
64 lines
2.1 KiB
JavaScript
import { createHash } from "node:crypto";
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import { readFileSync } from "node:fs";
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import { execFileSync } from "node:child_process";
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const root = ".reference/pokecrystal";
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const expected = "f2f52230b536214ef7c9924f483392993e226cfb";
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const romPath =
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process.env.CRYSTAL_ROM_PATH ??
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"Pokemon - Crystal Version (UE) (V1.1) [C][!].gbc";
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const supplied = readFileSync(romPath),
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rebuilt = readFileSync(`${root}/pokecrystal11.gbc`);
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if (
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createHash("sha1").update(supplied).digest("hex") !== expected ||
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!supplied.equals(rebuilt)
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)
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throw new Error(
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"The supplied ROM and reference rebuild must exactly match revision 1.1.",
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);
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const revision = execFileSync("git", ["-C", root, "rev-parse", "HEAD"], {
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encoding: "utf8",
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}).trim();
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if (revision !== "7a7881d0d62e0ddbd82dcf10e7116807487ac651")
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throw new Error("Unexpected PRET revision.");
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const symbols = new Map(
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readFileSync(`${root}/pokecrystal11.sym`, "utf8")
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.split("\n")
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.flatMap((line) => {
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const match = /^([0-9a-f]{2}):([0-9a-f]{4}) (\S+)$/.exec(line);
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if (!match) return [];
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const bank = parseInt(match[1], 16),
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address = parseInt(match[2], 16);
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return [
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[
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match[3],
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address < 0x4000 ? address : bank * 0x4000 + address - 0x4000,
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],
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];
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}),
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);
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const names = {
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mapGroups: "MapGroupPointers",
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tilesets: "Tilesets",
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collisions: "CollisionPermissionTable",
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environmentColors: "EnvironmentColorsPointers",
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backgroundPalettes: "TilesetBGPalette",
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objectPalettes: "MapObjectPals",
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roofPalettes: "RoofPals",
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roofTypes: "MapGroupRoofs",
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roofs: "Roofs",
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housePalettes: "HousePalette",
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sprites: "OverworldSprites",
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facings: "Facings",
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standardScripts: "StdScripts",
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};
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const profile = readFileSync("src/game/rom/profile.ts", "utf8");
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for (const [key, symbol] of Object.entries(names)) {
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const match = new RegExp(`${key}:\\s*(0x[0-9a-f]+)`, "i").exec(profile);
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if (!match || Number(match[1]) !== symbols.get(symbol))
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throw new Error(`Profile address mismatch: ${key} / ${symbol}`);
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}
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console.log(
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"User ROM, pinned PRET rebuild and all native profile addresses match.",
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);
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