/// <summary>
/// 生成hash
/// </summary>
/// <returns></returns>
public string settree(ArrayList hashs)
{
string lasthash = ""; //最终MarkleTree的头
int count = hashs.Count; //哈希值个数
while (count > 1) //哈希值个数大于一时执行，等于一时结束
{
int half = (int)Math.Ceiling((double)count / 2); //向上取整 一半个数
ArrayList halfhash = new ArrayList(half); //重新创建列表
for (int i = 0; i < half; i++) //哈希值两两重新计算 h12=hash(h1+h2)
{
string hash1 = hashs[2 * i].ToString(); //第一个hash
string hash2;
if (2 * i + 1 >= count) //若最后一个为单数无法凑对则复制自身
{
hash2 = hash1;
}
else
{
hash2 = hashs[2 * i + 1].ToString(); //第二个hash
}
string hashthis = new Tools.Hash().Hash_SHA_256(hash1 + hash2); //计算hash
halfhash.Add(hashthis);
}
count = half; //hash个数变为一半
hashs = halfhash; //hash数组更换进入下一轮
}
lasthash = hashs[0].ToString(); //获取头
return(lasthash);
}
public void gethash()
{
string blockhash = "";//本区块生成hash
#region 带随机数的hash
System.DateTime currentTime1 = new System.DateTime();
System.DateTime currentTime2 = new System.DateTime();
currentTime1 = System.DateTime.Now;
string num = "";
string front5;
do
{
num = Membership.GeneratePassword(128, 1);
blockhash = new Tools.Hash().Hash_SHA_256(num + "" + Markle);
front5 = blockhash.Substring(0, 4);
} while (front5 != "0000");
currentTime2 = System.DateTime.Now;
hash = blockhash;
string s = (currentTime2 - currentTime1).ToString();//计算生成时间
hashlock.Release();
while (true)
{
}
#endregion
}
// GET: api/Hash
/// <summary>
/// 其他用户接收到交易数据
/// </summary>
/// <param name="IP"></param>
/// <param name="port"></param>
/// <returns></returns>
public string PostUnlocked(string IP = "http://localhost", string port = "58465")
{
string data = HttpContext.Current.Request.Form.ToString();//获取传来的数据
try
{
#region 数据验证
string res = ""; //
res = System.Web.HttpUtility.UrlDecode(data); //数据解码
DataTable dtget = new Tools.jstodt().ToDataTable(res); //将获取到的Json打成datatable
string ID1 = dtget.Rows[0]["ID"].ToString(); //获取ID
string data1locked = dtget.Rows[0]["Data"].ToString(); //第一层数据
string key1 = new Tools.HttpHelper().HttpGet(IP + ":" + port + "/api/IPSelect/getpublickey?id=" + ID1);
key1 = System.Web.HttpUtility.UrlDecode(key1); //获取到秘钥必须解码
DataTable key1dt = new Tools.jstodt().ToDataTable(key1);
key1 = key1dt.Rows[0]["User_PriKey"].ToString();
string data1unlocked = new Tools.Encrypt().RSADecrypt(data1locked, key1); //第一层解密
string date1 = data1unlocked.Split('|')[0]; //第一个日期
string datalocked2 = data1unlocked.Replace(date1 + "|", ""); //第二层加密数据
datalocked2 = System.Web.HttpUtility.UrlDecode(datalocked2); //解码
DataTable dtdata2 = new Tools.jstodt().ToDataTable(datalocked2); //将获取到的Json打成datatable
string ID2 = dtdata2.Rows[0]["ID"].ToString(); //获取ID
string data2locked = dtdata2.Rows[0]["Data"].ToString(); //第二层数据
string key2 = new Tools.HttpHelper().HttpGet(IP + ":" + port + "/api/IPSelect/getpublickey?id=" + ID2);
key2 = System.Web.HttpUtility.UrlDecode(key2); //获取到秘钥解码
DataTable key2dt = new Tools.jstodt().ToDataTable(key2);
key2 = key2dt.Rows[0]["User_PriKey"].ToString();
string data2unlocked = new Tools.Encrypt().RSADecrypt(data2locked, key2);//第二层解密
#endregion
#region 数据存入记录
string hash = new Tools.Hash().Hash_SHA_256(data); //计算hash
Users.ChainNode node = new Users.ChainNode(); //新建存储节点
node.data = data;
node.hash = hash;
Services.Block.chainlock.WaitOne(); //等待互斥信号量
Services.Block.chain.AddLast(node); //插入
Services.Block.chainlock.ReleaseMutex(); //释放互斥信号量
#endregion
}
catch (Exception e)
{
string exp = e.ToString();
return("error");
}
return("true");
}
