// Token: 0x060003D5 RID: 981 RVA: 0x00019244 File Offset: 0x00017444 internal Class_158(Stream stream_, Class_157 arg_0, Class_161 arg_1) { this.field_1 = arg_0; this.field_2 = stream_; this.field_3 = arg_1; this.field_4 = 1; if (this.field_1 == null) { throw new Class_136("Supply a password to use AES encryption."); } int num = this.field_1.prop_5.Length * 8; if (num != 256 && num != 128 && num != 192) { throw new ArgumentOutOfRangeException("keysize", "size of key must be 128, 192, or 256"); } this.field_6 = new HMACSHA1(this.field_1.prop_6); this.field_7 = new RijndaelManaged(); this.field_7.BlockSize = 128; this.field_7.KeySize = num; this.field_7.Mode = CipherMode.ECB; this.field_7.Padding = PaddingMode.None; byte[] rgbIV = new byte[16]; this.field_8 = this.field_7.CreateEncryptor(this.field_1.prop_5, rgbIV); if (this.field_3 == Class_161.Encrypt) { this.field_15 = new byte[2048]; this.field_13 = new byte[16]; } }
// Token: 0x060003C8 RID: 968 RVA: 0x00018F7C File Offset: 0x0001717C public static Class_157 kmethod_537(string str_0, int sayıInt_0) { Class_157 class_ = new Class_157(str_0, sayıInt_0); int num = class_.prop_2 / 2; class_.field_0 = new byte[num]; Random random = new Random(); random.NextBytes(class_.field_0); return(class_); }
// Token: 0x060003C9 RID: 969 RVA: 0x00018FBC File Offset: 0x000171BC public static Class_157 lmethod_538(string str_0, int sayıInt_0, Stream stream_) { Class_157 class_ = new Class_157(str_0, sayıInt_0); int num = class_.prop_2 / 2; class_.field_0 = new byte[num]; class_.field_1 = new byte[2]; stream_.Read(class_.field_0, 0, class_.field_0.Length); stream_.Read(class_.field_1, 0, class_.field_1.Length); class_.field_7 = (short)((int)class_.field_1[0] + (int)class_.field_1[1] * 256); if (str_0 != null) { class_.field_8 = (short)((int)class_.prop_0[0] + (int)class_.prop_0[1] * 256); if (class_.field_8 != class_.field_7) { throw new Class_136("bad password"); } } return(class_); }
// Token: 0x060003D4 RID: 980 RVA: 0x00019231 File Offset: 0x00017431 internal Class_158(Stream stream_, Class_157 arg_0, long sayıUınt_0, Class_161 arg_1) : this(stream_, arg_0, arg_1) { this.field_11 = sayıUınt_0; }