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mopgobopotandClaude Opus 5.5
8eb7f51340
Backslash names and MS-DOS attributes from an MS-DOS host, a .. escape written with backslashes, and a Unix-host name with a backslash. Co-Authored-By: Claude Opus 5.5 <[email protected]>
47 lines
2.8 KiB
JavaScript
47 lines
2.8 KiB
JavaScript
import assert from "node:assert/strict";
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import { register } from "node:module";
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import { pathToFileURL } from "node:url";
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import path from "node:path";
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register("./cdn-loader.mjs", import.meta.url, { data: { url: process.env.ANYPS5_TEST_ZIP_URL, path: process.env.ANYPS5_TEST_ZIP_PATH } });
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const { Archive, packageArchive } = await import(pathToFileURL(path.join(process.argv[2], "archive.mjs")));
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const { BlobReader, BlobWriter, Uint8ArrayReader, ZipReader, ZipWriter } = await import(process.env.ANYPS5_TEST_ZIP_URL);
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const header = new Uint8Array([127, 69, 76, 70]);
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const dos = { versionMadeBy: 0x14, externalFileAttributes: 0x20 };
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async function zipped(entries, options) {
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const writer = new ZipWriter(new BlobWriter(), { useWebWorkers: false, useCompressionStream: false });
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for (const [name, directory] of entries) {
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if (directory) await writer.add(name, new Uint8ArrayReader(new Uint8Array()), { ...options, externalFileAttributes: 0x10 });
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else await writer.add(name, new Uint8ArrayReader(header), options);
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}
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return writer.close();
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}
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const windows = new Archive(await zipped([["title\\main.elf", false], ["title\\sce_sys\\param.json", false], ["title\\data\\", true]], dos));
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const output = [];
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try {
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const summary = await windows.inspect(() => {});
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assert.equal(summary.root, "title/");
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assert.equal(summary.name, "main.elf");
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assert.deepEqual(windows.files.map(item => item.name).sort(), ["data/", "main.elf", "sce_sys/param.json"]);
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const libraries = new ZipWriter(new BlobWriter(), { useWebWorkers: false, useCompressionStream: false });
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await libraries.add("libs/libc.prx", new Uint8ArrayReader(header), { versionMadeBy: 0x31e, externalFileAttributes: (0o100644 << 16) >>> 0 });
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await packageArchive(windows, { executable: header, modules: [] }, "main.elf", await libraries.close(), new WritableStream({ write(chunk) { output.push(chunk.slice()); } }), () => {});
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} finally { await windows.close(); }
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const packaged = new ZipReader(new BlobReader(new Blob(output)));
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try {
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const modes = Object.fromEntries((await packaged.getEntries()).filter(entry => !entry.directory).map(entry => [entry.filename, entry.externalFileAttributes >>> 16]));
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assert.equal(modes["app0/main.elf"], 0o100644);
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assert.equal(modes["app0/sce_sys/param.json"], 0o100644);
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assert.equal(modes["main.elf"], 0o100755);
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} finally { await packaged.close(); }
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const escape = new Archive(await zipped([["title\\main.elf", false], ["title\\..\\..\\evil", false]], dos));
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try { await assert.rejects(escape.inspect(() => {}), /Unsafe ZIP path: title\/\.\.\/\.\.\/evil/); }
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finally { await escape.close(); }
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const unix = new Archive(await zipped([["title\\main.elf", false]], { versionMadeBy: 0x31e, externalFileAttributes: (0o100644 << 16) >>> 0 }));
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try { await assert.rejects(unix.inspect(() => {}), /Unsafe ZIP path: title\\main\.elf/); }
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finally { await unix.close(); }
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