Method FileAccessPack

core/io/file_access_pack.cpp:480–512

}

FileAccessPack::FileAccessPack(const String &p_path, const PackedData::PackedFile &p_file) {
	pf = p_file;
	if (pf.bundle) {
		String simplified_path = p_path.simplify_path();
		f = FileAccess::open(simplified_path, FileAccess::READ | FileAccess::SKIP_PACK);
		off = 0; // For the sparse pack offset is always zero.
	} else {
		f = FileAccess::open(pf.pack, FileAccess::READ);
		f->seek(pf.offset);
		off = pf.offset;
	}

	ERR_FAIL_COND_MSG(f.is_null(), vformat("Can't open pack-referenced file '%s'.", String(pf.pack)));

	if (pf.encrypted) {
		Ref<FileAccessEncrypted> fae;
		fae.instantiate();
		ERR_FAIL_COND_MSG(fae.is_null(), vformat("Can't open encrypted pack-referenced file '%s'.", String(pf.pack)));

		Vector<uint8_t> key;
		key.resize(32);
		for (int i = 0; i < key.size(); i++) {
			key.write[i] = script_encryption_key[i];
		}

		Error err = fae->open_and_parse(f, key, FileAccessEncrypted::MODE_READ, false);
		ERR_FAIL_COND_MSG(err, vformat("Can't open encrypted pack-referenced file '%s'.", String(pf.pack)));
		f = fae;
		off = 0;
	}
	pos = 0;
	eof = false;
}

//////////////////////////////////////////////////////////////////////////////////
// DIR ACCESS