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niko
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using System;
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using Cpp2IlInjected;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Crypto.Modes
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{
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// Token: 0x02001C39 RID: 7225
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[Token(Token = "0x2001C39")]
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public class GOfbBlockCipher : IBlockCipher
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{
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// Token: 0x0600B477 RID: 46199 RVA: 0x0027557C File Offset: 0x0027377C
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[Token(Token = "0x600B477")]
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[Address(RVA = "0x1C22AC0", Offset = "0x1C218C0", VA = "0x181C22AC0")]
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public GOfbBlockCipher(IBlockCipher cipher)
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{
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this.cipher = cipher;
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byte[] array = new byte[0];
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this.IV = array;
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byte[] array2 = new byte[array];
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this.ofbV = array2;
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byte[] array3 = new byte[array2];
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this.ofbOutV = array3;
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}
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// Token: 0x0600B478 RID: 46200 RVA: 0x002755D8 File Offset: 0x002737D8
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[Token(Token = "0x600B478")]
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[Address(RVA = "0x3FA180", Offset = "0x3F8F80", VA = "0x1803FA180")]
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public IBlockCipher GetUnderlyingCipher()
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{
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return this.cipher;
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}
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// Token: 0x0600B479 RID: 46201 RVA: 0x002755EC File Offset: 0x002737EC
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[Token(Token = "0x600B479")]
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[Address(RVA = "0x1C22550", Offset = "0x1C21350", VA = "0x181C22550", Slot = "5")]
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public void Init(bool forEncryption, ICipherParameters parameters)
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{
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do
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{
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int num = 0;
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this.firstStep = true;
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this.N3 = num;
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if (parameters == 0 || parameters == 0)
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{
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goto IL_4D;
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}
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}
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while (parameters == 0);
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byte[] iv = this.IV;
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byte[] array;
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int length = array.Length;
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int length2 = iv.Length;
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int num2 = 0;
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int num3 = 0;
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Array.Copy(array, num2, iv, num3, length2);
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IL_4D:
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byte[] iv2 = this.IV;
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int length3 = iv2.Length;
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int num4 = 0;
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byte[] array2 = this.ofbV;
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int num5 = 0;
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Array.Copy(iv2, num5, array2, num4, length3);
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IBlockCipher blockCipher = this.cipher;
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if (parameters != 0)
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{
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IBlockCipher blockCipher2 = this.cipher;
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}
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}
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// Token: 0x17001C7C RID: 7292
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// (get) Token: 0x0600B47A RID: 46202 RVA: 0x00275690 File Offset: 0x00273890
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[Token(Token = "0x17001C7C")]
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public string AlgorithmName
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{
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[Token(Token = "0x600B47A")]
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[Address(RVA = "0x1C22CA0", Offset = "0x1C21AA0", VA = "0x181C22CA0", Slot = "4")]
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get
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{
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IBlockCipher blockCipher = this.cipher;
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return 0 + "/GCTR";
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}
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}
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// Token: 0x17001C7D RID: 7293
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// (get) Token: 0x0600B47B RID: 46203 RVA: 0x002756B8 File Offset: 0x002738B8
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[Token(Token = "0x17001C7D")]
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public bool IsPartialBlockOkay
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{
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[Token(Token = "0x600B47B")]
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[Address(RVA = "0x460D40", Offset = "0x45FB40", VA = "0x180460D40", Slot = "7")]
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get
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{
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return true;
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}
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}
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// Token: 0x0600B47C RID: 46204 RVA: 0x002756C8 File Offset: 0x002738C8
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[Token(Token = "0x600B47C")]
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[Address(RVA = "0x42EE50", Offset = "0x42DC50", VA = "0x18042EE50", Slot = "6")]
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public int GetBlockSize()
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{
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return this.blockSize;
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}
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// Token: 0x0600B47D RID: 46205 RVA: 0x002756DC File Offset: 0x002738DC
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[Token(Token = "0x600B47D")]
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[Address(RVA = "0x1C22780", Offset = "0x1C21580", VA = "0x181C22780", Slot = "8")]
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public int ProcessBlock(byte[] input, int inOff, byte[] output, int outOff)
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{
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int num = 0;
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if ((this.firstStep ? 1 : 0) != num)
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{
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IBlockCipher blockCipher = this.cipher;
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this.firstStep = num != 0;
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byte[] array = this.ofbOutV;
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byte[] array2 = this.ofbOutV;
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int num2 = 0;
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int num3 = this.bytesToint(array2, num2);
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byte[] array3 = this.ofbOutV;
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this.N3 = num3;
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int num4 = this.bytesToint(array3, 4);
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this.N4 = num4;
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}
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int num5 = this.N3;
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num5 += 16843009;
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int num6 = this.N4;
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this.N3 = num5;
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if (num6 < 16843012 && num6 > 0)
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{
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num6++;
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this.N4 = num6;
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}
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byte[] array4 = this.ofbV;
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int num7 = 0;
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this.intTobytes(num5, array4, num7);
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byte[] array5 = this.ofbV;
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int n = this.N4;
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uint num8;
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this.intTobytes(n, array5, (int)num8);
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IBlockCipher blockCipher2 = this.cipher;
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byte[] array6 = this.ofbOutV;
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int num9;
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if (this.blockSize > 0)
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{
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byte[] array7 = this.ofbOutV;
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num9 = this.blockSize;
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}
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byte[] array8 = this.ofbV;
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int num10 = array8.Length;
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int num11 = 0;
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num10 -= num9;
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Array.Copy(array8, num9, array8, num11, num10);
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byte[] array9 = this.ofbV;
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int num12 = this.blockSize;
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int num13 = 0;
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int num14 = array9.Length;
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byte[] array10 = this.ofbOutV;
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num14 -= num12;
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Array.Copy(array10, num13, array9, num14, num12);
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return this.blockSize;
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}
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// Token: 0x0600B47E RID: 46206 RVA: 0x0027584C File Offset: 0x00273A4C
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[Token(Token = "0x600B47E")]
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[Address(RVA = "0x1C22A50", Offset = "0x1C21850", VA = "0x181C22A50", Slot = "9")]
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public void Reset()
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{
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byte[] iv = this.IV;
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int length = iv.Length;
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int num = 0;
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byte[] array = this.ofbV;
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int num2 = 0;
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Array.Copy(iv, num2, array, num, length);
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IBlockCipher blockCipher = this.cipher;
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throw new NullReferenceException();
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}
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// Token: 0x0600B47F RID: 46207 RVA: 0x0027588C File Offset: 0x00273A8C
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[Token(Token = "0x600B47F")]
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[Address(RVA = "0x1C22BE0", Offset = "0x1C219E0", VA = "0x181C22BE0")]
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private int bytesToint(byte[] inBytes, int inOff)
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{
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int length = inBytes.Length;
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int num = inOff + 1;
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byte b;
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byte b2;
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b += b2;
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b += b2;
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byte b3;
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b += b3;
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throw new NullReferenceException();
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}
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// Token: 0x0600B480 RID: 46208 RVA: 0x002758B8 File Offset: 0x00273AB8
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[Token(Token = "0x600B480")]
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[Address(RVA = "0x1C22D00", Offset = "0x1C21B00", VA = "0x181C22D00")]
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private void intTobytes(int num, byte[] outBytes, int outOff)
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{
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int num2 = outOff + 1;
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}
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// Token: 0x0400728F RID: 29327
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[FieldOffset(Offset = "0x10")]
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[Token(Token = "0x400728F")]
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private byte[] IV;
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// Token: 0x04007290 RID: 29328
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[FieldOffset(Offset = "0x18")]
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[Token(Token = "0x4007290")]
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private byte[] ofbV;
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// Token: 0x04007291 RID: 29329
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[FieldOffset(Offset = "0x20")]
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[Token(Token = "0x4007291")]
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private byte[] ofbOutV;
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// Token: 0x04007292 RID: 29330
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[FieldOffset(Offset = "0x28")]
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[Token(Token = "0x4007292")]
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private readonly int blockSize;
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// Token: 0x04007293 RID: 29331
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[FieldOffset(Offset = "0x30")]
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[Token(Token = "0x4007293")]
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private readonly IBlockCipher cipher;
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// Token: 0x04007294 RID: 29332
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[FieldOffset(Offset = "0x38")]
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[Token(Token = "0x4007294")]
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private bool firstStep = true;
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// Token: 0x04007295 RID: 29333
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[FieldOffset(Offset = "0x3C")]
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[Token(Token = "0x4007295")]
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private int N3;
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// Token: 0x04007296 RID: 29334
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[FieldOffset(Offset = "0x40")]
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[Token(Token = "0x4007296")]
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private int N4;
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// Token: 0x04007297 RID: 29335
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[Token(Token = "0x4007297")]
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private const int C1 = 16843012;
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// Token: 0x04007298 RID: 29336
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[Token(Token = "0x4007298")]
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private const int C2 = 16843009;
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}
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}
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