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Basic support for 1.19.2

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This commit is contained in:
BruceChen 2022-08-27 02:10:44 +08:00
parent af1485c753
commit c34dd46067
14 changed files with 703 additions and 129 deletions
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35
MinecraftClient/Protocol/ProfileKey/PrivateKey.cs
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@ -4,6 +4,7 @@ using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
using MinecraftClient.Protocol.Message;
namespace MinecraftClient.Protocol.Keys
{
@ -13,6 +14,8 @@ namespace MinecraftClient.Protocol.Keys
private readonly RSA rsa;
private byte[]? precedingSignature = null;
public PrivateKey(string pemKey)
{
this.Key = KeyUtils.DecodePemKey(pemKey, "-----BEGIN RSA PRIVATE KEY-----", "-----END RSA PRIVATE KEY-----");
@ -26,7 +29,15 @@ namespace MinecraftClient.Protocol.Keys
return rsa.SignData(data, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
}
public byte[] SignMessage(string message, string uuid, DateTimeOffset timestamp, ref byte[] salt)
/// <summary>
/// Sign message - 1.19
/// </summary>
/// <param name="message">Message content</param>
/// <param name="uuid">Sender uuid</param>
/// <param name="timestamp">Timestamp</param>
/// <param name="salt">Salt</param>
/// <returns>Signature data</returns>
public byte[] SignMessage(string message, Guid uuid, DateTimeOffset timestamp, ref byte[] salt)
{
string messageJson = "{\"text\":\"" + KeyUtils.EscapeString(message) + "\"}";
@ -35,5 +46,27 @@ namespace MinecraftClient.Protocol.Keys
return SignData(data);
}
/// <summary>
/// Sign message - 1.19.1 and above
/// </summary>
/// <param name="message">Message content</param>
/// <param name="uuid">Sender uuid</param>
/// <param name="timestamp">Timestamp</param>
/// <param name="salt">Salt</param>
/// <param name="lastSeenMessages">LastSeenMessageList</param>
/// <returns>Signature data</returns>
public byte[] SignMessage(string message, Guid uuid, DateTimeOffset timestamp, ref byte[] salt, LastSeenMessageList lastSeenMessages)
{
byte[] bodySignData = KeyUtils.GetSignatureData(message, timestamp, ref salt, lastSeenMessages);
byte[] bodyDigest = KeyUtils.ComputeHash(bodySignData);
byte[] msgSignData = KeyUtils.GetSignatureData(precedingSignature, uuid, bodyDigest);
byte[] msgSign = SignData(msgSignData);
this.precedingSignature = msgSign;
return msgSign;
}
}
}