Method remove

src/bin/zip/ExtraDataRecord.java:94–114

(byte[] extra, int header)

    }

    public static byte[] remove(byte[] extra, int header) throws IOException {
        int offset = 0;
        while (extra.length - offset >= 4) {
            int h = ZipUtil.readUShort(extra, offset);
            int size = ZipUtil.readUShort(extra, offset + 2);
            offset += 4;
            if (size > extra.length - offset)
                return extra;
            if (h != header) {
                offset += size;
            } else {
                offset -= 4;
                size += 4;
                byte[] bytes = new byte[extra.length - size];
                System.arraycopy(extra, 0, bytes, 0, offset);
                System.arraycopy(extra, offset + size, bytes, offset, extra.length - size - offset);
                return bytes;
            }
        }
        return extra;
    }

    public static ExtraDataRecord find(byte[] extra, int header) throws IOException {
        int offset = 0;