public int getHead(int bin) {
return m_c.r(4 * (N + bin));
}
public int getNext(int ptr) {
return m_c.r(ptr);
}
public String getKey(int ptr) {
int len = m_c.r(ptr + 8);
byte[] bytes = m_c.readbytes(ptr + 12, len);
return new String(bytes);
}
