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Token

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This commit is contained in:
Ahmed Zamil
2020-06-18 02:27:48 +03:00
parent cca00ca97e
commit 8c2d616d62
18 changed files with 379 additions and 164 deletions
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78
Esyur/Net/Packets/IIPAuthPacket.cs
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@ -23,6 +23,7 @@ SOFTWARE.
*/
using Esyur.Data;
using Esyur.Security.Authority;
using System;
using System.Collections.Generic;
using System.Linq;
@ -34,7 +35,7 @@ namespace Esyur.Net.Packets
{
class IIPAuthPacket : Packet
{
public enum IIPAuthPacketCommand: byte
public enum IIPAuthPacketCommand : byte
{
Action = 0,
Declare,
@ -42,7 +43,7 @@ namespace Esyur.Net.Packets
Error,
}
public enum IIPAuthPacketAction: byte
public enum IIPAuthPacketAction : byte
{
// Authenticate
AuthenticateHash,
@ -61,13 +62,6 @@ namespace Esyur.Net.Packets
}
public enum IIPAuthPacketMethod: byte
{
None,
Certificate,
Credentials,
Token
}
public IIPAuthPacketCommand Command
@ -84,7 +78,7 @@ namespace Esyur.Net.Packets
public byte ErrorCode { get; set; }
public string ErrorMessage { get; set; }
public IIPAuthPacketMethod LocalMethod
public AuthenticationMethod LocalMethod
{
get;
set;
@ -108,7 +102,7 @@ namespace Esyur.Net.Packets
set;
}
public IIPAuthPacketMethod RemoteMethod
public AuthenticationMethod RemoteMethod
{
get;
set;
@ -122,7 +116,7 @@ namespace Esyur.Net.Packets
public long CertificateId
{
get;set;
get; set;
}
public string LocalUsername
@ -178,6 +172,8 @@ namespace Esyur.Net.Packets
set;
}
public ulong RemoteTokenIndex { get; set; }
private uint dataLengthNeeded;
bool NotEnough(uint offset, uint ends, uint needed)
@ -193,7 +189,7 @@ namespace Esyur.Net.Packets
public override string ToString()
{
return Command.ToString() + " " + Action.ToString();
return Command.ToString() + " " + Action.ToString();
}
public override long Parse(byte[] data, uint offset, uint ends)
@ -260,8 +256,8 @@ namespace Esyur.Net.Packets
}
else if (Command == IIPAuthPacketCommand.Declare)
{
RemoteMethod = (IIPAuthPacketMethod)((data[offset] >> 4) & 0x3);
LocalMethod = (IIPAuthPacketMethod)((data[offset] >> 2) & 0x3);
RemoteMethod = (AuthenticationMethod)((data[offset] >> 4) & 0x3);
LocalMethod = (AuthenticationMethod)((data[offset] >> 2) & 0x3);
var encrypt = ((data[offset++] & 0x2) == 0x2);
@ -277,11 +273,11 @@ namespace Esyur.Net.Packets
Domain = domain;
offset += domainLength;
if (RemoteMethod == IIPAuthPacketMethod.Credentials)
if (RemoteMethod == AuthenticationMethod.Credentials)
{
if (LocalMethod == IIPAuthPacketMethod.None)
if (LocalMethod == AuthenticationMethod.None)
{
if (NotEnough(offset, ends, 33))
return -dataLengthNeeded;
@ -293,18 +289,33 @@ namespace Esyur.Net.Packets
RemoteNonce = data.Clip(offset, 32);
offset += 32;
var length = data[offset++];
if (NotEnough(offset, ends, length))
return -dataLengthNeeded;
RemoteUsername = data.GetString(offset, length);
RemoteUsername = data.GetString(offset, length);
offset += length;
}
}
else if (RemoteMethod == AuthenticationMethod.Token)
{
if (LocalMethod == AuthenticationMethod.None)
{
if (NotEnough(offset, ends, 37))
return -dataLengthNeeded;
RemoteNonce = data.Clip(offset, 32);
offset += 32;
RemoteTokenIndex = data.GetUInt64(offset);
offset += 8;
}
}
if (encrypt)
{
@ -329,31 +340,26 @@ namespace Esyur.Net.Packets
}
else if (Command == IIPAuthPacketCommand.Acknowledge)
{
RemoteMethod = (IIPAuthPacketMethod)((data[offset] >> 4) & 0x3);
LocalMethod = (IIPAuthPacketMethod)((data[offset] >> 2) & 0x3);
RemoteMethod = (AuthenticationMethod)((data[offset] >> 4) & 0x3);
LocalMethod = (AuthenticationMethod)((data[offset] >> 2) & 0x3);
var encrypt = ((data[offset++] & 0x2) == 0x2);
if (NotEnough(offset, ends, 1))
return -dataLengthNeeded;
if (RemoteMethod == IIPAuthPacketMethod.Credentials)
if (RemoteMethod == AuthenticationMethod.Credentials
|| RemoteMethod == AuthenticationMethod.Token)
{
if (LocalMethod == IIPAuthPacketMethod.None)
if (LocalMethod == AuthenticationMethod.None)
{
if (NotEnough(offset, ends, 32))
return -dataLengthNeeded;
/*
var remoteNonce = new byte[32];
Buffer.BlockCopy(data, (int)offset, remoteNonce, 0, 32);
RemoteNonce = remoteNonce;
*/
RemoteNonce = data.Clip(offset, 32);
offset += 32;
}
}
}
if (encrypt)
@ -385,7 +391,7 @@ namespace Esyur.Net.Packets
offset++;
ErrorCode = data[offset++];
var cl = data.GetUInt16(offset);
offset += 2;
@ -403,4 +409,4 @@ namespace Esyur.Net.Packets
}
}
}
}