37SupportedEncoding encodingCode; 60SupportedEncoding expectedEnc = GetSupportedEncoding(encoding); 64SupportedEncoding declEnc = ReadBOMEncoding(encoding == null); 67if (expectedEnc != SupportedEncoding.None && expectedEnc != declEnc) 71if (declEnc == SupportedEncoding.UTF8) 102if (expectedEnc == SupportedEncoding.None) 113void SetReadDocumentEncoding(SupportedEncoding e) 120static Encoding GetEncoding(SupportedEncoding e) 124case SupportedEncoding.UTF8: 127case SupportedEncoding.UTF16LE: 130case SupportedEncoding.UTF16BE: 138static Encoding GetSafeEncoding(SupportedEncoding e) 142case SupportedEncoding.UTF8: 145case SupportedEncoding.UTF16LE: 148case SupportedEncoding.UTF16BE: 156static string GetEncodingName(SupportedEncoding enc) 160case SupportedEncoding.UTF8: 163case SupportedEncoding.UTF16LE: 166case SupportedEncoding.UTF16BE: 174static SupportedEncoding GetSupportedEncoding(Encoding encoding) 177return SupportedEncoding.None; 179return SupportedEncoding.UTF8; 181return SupportedEncoding.UTF16LE; 183return SupportedEncoding.UTF16BE; 198if (encodingCode != SupportedEncoding.UTF8) 214SupportedEncoding ReadBOMEncoding(bool notOutOfBand) 226SupportedEncoding e = ReadBOMEncoding((byte)b1, (byte)b2, (byte)b3, (byte)b4, notOutOfBand, out preserve); 252static SupportedEncoding ReadBOMEncoding(byte b1, byte b2, byte b3, byte b4, bool notOutOfBand, out int preserve) 254SupportedEncoding e = SupportedEncoding.UTF8; // Default 259e = SupportedEncoding.UTF8; 264e = SupportedEncoding.UTF16LE; 269e = SupportedEncoding.UTF16BE; 274e = SupportedEncoding.UTF16BE; 282e = SupportedEncoding.UTF16LE; 334static void CheckUTF8DeclarationEncoding(byte[] buffer, int offset, int count, SupportedEncoding e, SupportedEncoding expectedEnc) 376if (e != SupportedEncoding.UTF8 && expectedEnc == SupportedEncoding.None) 390if (e != SupportedEncoding.UTF8 && expectedEnc == SupportedEncoding.None) 413SupportedEncoding declEnc = e; 416declEnc = SupportedEncoding.UTF8; 420declEnc = SupportedEncoding.UTF16LE; 424declEnc = SupportedEncoding.UTF16BE; 428if (e == SupportedEncoding.UTF8) 478SupportedEncoding expectedEnc = GetSupportedEncoding(encoding); 479SupportedEncoding declEnc = ReadBOMEncoding(buffer[offset], buffer[offset + 1], buffer[offset + 2], buffer[offset + 3], encoding == null, out preserve); 480if (expectedEnc != SupportedEncoding.None && expectedEnc != declEnc) 490if (declEnc == SupportedEncoding.UTF8) 520if (expectedEnc == SupportedEncoding.None) 533static void ThrowExpectedEncodingMismatch(SupportedEncoding expEnc, SupportedEncoding actualEnc) 538static void ThrowEncodingMismatch(string declEnc, SupportedEncoding enc) 610if (byteCount == 0 && encodingCode == SupportedEncoding.UTF8) 623if (encodingCode == SupportedEncoding.UTF8) 673if (encodingCode == SupportedEncoding.UTF16LE) 700if (encodingCode == SupportedEncoding.UTF8) 712if (encodingCode == SupportedEncoding.UTF8)