using System;
using System.IO;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Encodings;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Engines;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Parameters;
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
using Cpp2IlInjected;

namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Tls
{
	// Token: 0x02001C6C RID: 7276
	[Token(Token = "0x2001C6C")]
	public abstract class TlsRsaUtilities
	{
		// Token: 0x0600B381 RID: 45953 RVA: 0x0026C200 File Offset: 0x0026A400
		[Token(Token = "0x600B381")]
		[Address(RVA = "0x460AC0", Offset = "0x45FAC0", VA = "0x180460AC0")]
		public static byte[] GenerateEncryptedPreMasterSecret(TlsContext context, RsaKeyParameters rsaServerPublicKey, Stream output)
		{
			byte[] array = new byte[48];
			int num;
			array[0] = (byte)num;
			array[0] = (byte)num;
			Pkcs1Encoding pkcs1Encoding = new Pkcs1Encoding(new RsaBlindedEngine());
			ParametersWithRandom parametersWithRandom;
			pkcs1Encoding.Init(true, parametersWithRandom);
			int length = array.Length;
			int num2 = 0;
			byte[] array2 = pkcs1Encoding.ProcessBlock(array, num2, length);
			bool flag;
			if (!flag)
			{
				TlsUtilities.WriteOpaque16(array2, output);
			}
			int num3 = output.ReadByte();
			return array;
		}

		// Token: 0x0600B382 RID: 45954 RVA: 0x0026C270 File Offset: 0x0026A470
		[Token(Token = "0x600B382")]
		[Address(RVA = "0x460DE0", Offset = "0x45FDE0", VA = "0x180460DE0")]
		public static byte[] SafeDecryptPreMasterSecret(TlsContext context, RsaKeyParameters rsaServerPrivateKey, byte[] encryptedPreMasterSecret)
		{
			byte[] array = new byte[48];
			byte[] array2 = Arrays.Clone(array);
			Pkcs1Encoding pkcs1Encoding = new Pkcs1Encoding(new RsaBlindedEngine(), array);
			int num = 0;
			ParametersWithRandom parametersWithRandom;
			pkcs1Encoding.Init(num != 0, parametersWithRandom);
			int length = encryptedPreMasterSecret.Length;
			int num2 = 0;
			byte[] array3 = pkcs1Encoding.ProcessBlock(encryptedPreMasterSecret, num2, length);
			int num3 = 0;
			byte b;
			array3[0] = b;
			num3++;
			return array3;
		}

		// Token: 0x0600B383 RID: 45955 RVA: 0x0026C2F0 File Offset: 0x0026A4F0
		[Token(Token = "0x600B383")]
		[Address(RVA = "0x412370", Offset = "0x411370", VA = "0x180412370")]
		protected TlsRsaUtilities()
		{
		}
	}
}