Java版Mysql4.1之前的old_password加密算法

Java版Mysql4.1之前的old_password加密算法。 package mytest;public class MySQLOldPassword {public String getMySQLPassword(String password) {long nr = 1345345333L, add = 7, nr2 = 0x12345671L;long tmp = 0;for (int i = 0; i password.length(); i+

package mytest;

public class MySQLOldPassword {
	public String getMySQLPassword(String password) {
	long nr = 1345345333L, add = 7, nr2 = 0x12345671L;
	long tmp = 0;
	for (int i = 0; i < password.length(); i++) {
	tmp = password.charAt(i);
	if (tmp == ' ' || tmp == '\t') {
	continue;
	}
	nr ^= (((nr & 63) + add) * tmp) + (nr << 8);
	nr2 += (nr2 << 8) ^ nr;
	add += tmp;
	}
	long result_1 = nr & (((long) 1L << 31) - 1L);
	long result_2 = nr2 & (((long) 1L << 31) - 1L);

	String str1 = Long.toHexString(result_1);
	String str2 = Long.toHexString(result_2);
	return str1.concat(str2);
	}

	public static void main(String args[]) {
	System.out.print(new MySQLOldPassword().getMySQLPassword("qq123456"));
	}
}