public static async Task Login(ClientStatusVariable client)
{
//读取请求
short namelen, pwlen;
var buffer = System.Runtime.InteropServices.Marshal.AllocHGlobal(4);
try
{
if (!await client.conn.FullReceiveAsync(buffer, 4))
{
throw new Exception();
}
(namelen, pwlen) = GetLength(buffer);
}
finally
{
System.Runtime.InteropServices.Marshal.FreeHGlobal(buffer);
}
string name;
string pw;
buffer = System.Runtime.InteropServices.Marshal.AllocHGlobal(namelen + pwlen);
try
{
if (!await client.conn.FullReceiveAsync(buffer, namelen + pwlen))
{
throw new Exception();
}
name = GetString(buffer, namelen);
pw = GetString(IntPtr.Add(buffer, namelen), pwlen);
}
finally
{
System.Runtime.InteropServices.Marshal.FreeHGlobal(buffer);
}
//处理
Guid id;
using (var scope = Config.CreateScope())
{
var db = scope.GetService <UnityDemoContext>();
id = await db.UserInfo.Where(x => x.UserName == name && x.PassWord == pw).Select(x => x.Id).FirstOrDefaultAsync();
}
client.UserId = id;
buffer = System.Runtime.InteropServices.Marshal.AllocHGlobal(2);
try
{
SetResult(buffer, id != Guid.Empty);
if (!await client.conn.FullSendAsync(buffer, 2))
{
throw new Exception();
}
}
finally
{
System.Runtime.InteropServices.Marshal.FreeHGlobal(buffer);
}
}
public static async Task Register(ClientStatusVariable client)
{
//读取请求
short namelen, pwlen;
var buffer = System.Runtime.InteropServices.Marshal.AllocHGlobal(4);
try
{
if (!await client.conn.FullReceiveAsync(buffer, 4))
{
throw new Exception();
}
(namelen, pwlen) = GetLength(buffer);
}
finally
{
System.Runtime.InteropServices.Marshal.FreeHGlobal(buffer);
}
string name;
string pw;
buffer = System.Runtime.InteropServices.Marshal.AllocHGlobal(namelen + pwlen);
try
{
if (!await client.conn.FullReceiveAsync(buffer, namelen + pwlen))
{
throw new Exception();
}
name = GetString(buffer, namelen);
pw = GetString(IntPtr.Add(buffer, namelen), pwlen);
}
finally
{
System.Runtime.InteropServices.Marshal.FreeHGlobal(buffer);
}
//处理
if (client.UserId != Guid.Empty)
{
throw new Exception("用户已登陆，不能注册");
}
bool r = false;
using (var scope = Config.CreateScope())
{
var db = scope.GetService <UnityDemoContext>();
db.UserInfo.Add(new DbEntity.UserInfo
{
PassWord = pw,
UserName = name,
});
try
{
await db.SaveChangesAsync();
r = true;
}
catch { }
}
buffer = System.Runtime.InteropServices.Marshal.AllocHGlobal(2);
try
{
SetResult(buffer, r);
if (!await client.conn.FullSendAsync(buffer, 2))
{
throw new Exception();
}
}
finally
{
System.Runtime.InteropServices.Marshal.FreeHGlobal(buffer);
}
}