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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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44
MinecraftClient/Protocol/ProfileKey/PublicKey.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
{
@ -44,12 +45,53 @@ namespace MinecraftClient.Protocol.Keys
return rsa.VerifyData(data, signature, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1);
}
public bool VerifyMessage(string message, string uuid, DateTimeOffset timestamp, ref byte[] salt, ref byte[] signature)
/// <summary>
/// Verify 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>
/// <param name="signature">Message signature</param>
/// <returns>Is this message vaild</returns>
public bool VerifyMessage(string message, Guid uuid, DateTimeOffset timestamp, ref byte[] salt, ref byte[] signature)
{
byte[] data = KeyUtils.GetSignatureData(message, uuid, timestamp, ref salt);
return VerifyData(data, signature);
}
/// <summary>
/// Verify 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="signature">Message signature</param>
/// <param name="precedingSignature">Preceding message signature</param>
/// <param name="lastSeenMessages">LastSeenMessages</param>
/// <returns>Is this message vaild</returns>
public bool VerifyMessage(string message, Guid uuid, DateTimeOffset timestamp, ref byte[] salt, ref byte[] signature, ref byte[]? precedingSignature, LastSeenMessageList lastSeenMessages)
{
byte[] bodySignData = KeyUtils.GetSignatureData(message, timestamp, ref salt, lastSeenMessages);
byte[] bodyDigest = KeyUtils.ComputeHash(bodySignData);
byte[] msgSignData = KeyUtils.GetSignatureData(precedingSignature, uuid, bodyDigest);
return VerifyData(msgSignData, signature);
}
/// <summary>
/// Verify message head - 1.19.1 and above
/// </summary>
/// <param name="bodyDigest">Message body hash</param>
/// <param name="signature">Message signature</param>
/// <returns>Is this message header vaild</returns>
public bool VerifyHeader(ref byte[] bodyDigest, ref byte[] signature)
{
return VerifyData(bodyDigest, signature);
}
}
}