/// <summary>
/// 随机生成密钥
/// </summary>
/// <param name="n">位数</param>
/// <returns></returns>
private byte[] GetRandomKey(int n, int seed)
{
StringBuilder num = new StringBuilder();
FixRandom rnd = new FixRandom(seed);
for (int i = 0; i < n; i++)
{
num.Append(arrChar[rnd.Range(0, arrChar.Length)].ToString());
}
//NetDebug.Log("seed:"+ seed+ "生成密码：" +num);
return(Encoding.UTF8.GetBytes(num.ToString()));
}
public override byte[] Encryption(Session session, byte[] datas)
{
int index = 0;
byte[] pwd = null;
if (!session.ContainsAttributeKey(Key_Index))
{
index = new FixRandom(DateTime.Now.Second).Range(1, 999999);
session.SetAttribute(Key_Index, index);
pwd = GetRandomKey(16, index);
session.SetAttribute(Key_Password, pwd);
}
//NetDebug.Log("加密的Index：" + index);
pwd = GetPassword(session, index);
datas = Encrypt(pwd, datas);
byte[] pBytes = bitConverter.GetBytes(index);
byte[] allDatas = new byte[pBytes.Length + datas.Length];
pBytes.CopyTo(allDatas, 0);
datas.CopyTo(allDatas, pBytes.Length);
return(allDatas);
}
