System.Text.BaseCodePageEncoding Class Reference

Classes
struct	CodePageDataFileHeader
struct	CodePageHeader
struct	CodePageIndex

Public Member Functions
unsafe int	GetByteCount (char *chars, int count, System.Text.EncoderNLS encoder)
unsafe override int	GetByteCount (char[] chars, int index, int count)
unsafe override int	GetByteCount (string s)
unsafe override int	GetByteCount (char *chars, int count)
virtual int	GetByteCount (char[] chars)
unsafe int	GetByteCount (string s, int index, int count)
virtual unsafe int	GetByteCount (ReadOnlySpan< char > chars)
unsafe int	GetBytes (char *chars, int charCount, byte *bytes, int byteCount, System.Text.EncoderNLS encoder)
unsafe override int	GetBytes (string s, int charIndex, int charCount, byte[] bytes, int byteIndex)
unsafe override int	GetBytes (char[] chars, int charIndex, int charCount, byte[] bytes, int byteIndex)
unsafe override int	GetBytes (char *chars, int charCount, byte *bytes, int byteCount)
virtual byte[]	GetBytes (char[] chars)
virtual byte[]	GetBytes (char[] chars, int index, int count)
virtual byte[]	GetBytes (string s)
unsafe byte[]	GetBytes (string s, int index, int count)
virtual unsafe int	GetBytes (ReadOnlySpan< char > chars, Span< byte > bytes)
unsafe int	GetCharCount (byte *bytes, int count, System.Text.DecoderNLS decoder)
unsafe override int	GetCharCount (byte[] bytes, int index, int count)
unsafe override int	GetCharCount (byte *bytes, int count)
virtual int	GetCharCount (byte[] bytes)
virtual unsafe int	GetCharCount (ReadOnlySpan< byte > bytes)
unsafe int	GetChars (byte *bytes, int byteCount, char *chars, int charCount, System.Text.DecoderNLS decoder)
unsafe override int	GetChars (byte[] bytes, int byteIndex, int byteCount, char[] chars, int charIndex)
unsafe override int	GetChars (byte *bytes, int byteCount, char *chars, int charCount)
virtual char[]	GetChars (byte[] bytes)
virtual char[]	GetChars (byte[] bytes, int index, int count)
virtual unsafe int	GetChars (ReadOnlySpan< byte > bytes, Span< char > chars)
unsafe override string	GetString (byte[] bytes, int index, int count)
unsafe string	GetString (byte *bytes, int byteCount)
unsafe string	GetString (ReadOnlySpan< byte > bytes)
virtual string	GetString (byte[] bytes)
override Decoder	GetDecoder ()
override Encoder	GetEncoder ()
virtual byte[]	GetPreamble ()
virtual object	Clone ()
bool	IsAlwaysNormalized ()
virtual bool	IsAlwaysNormalized (NormalizationForm form)
int	GetMaxByteCount (int charCount)
int	GetMaxCharCount (int byteCount)
override bool	Equals ([NotNullWhen(true)] object? value)
override int	GetHashCode ()

Static Public Member Functions
static byte[]	Convert (Encoding srcEncoding, Encoding dstEncoding, byte[] bytes)
static byte[]	Convert (Encoding srcEncoding, Encoding dstEncoding, byte[] bytes, int index, int count)
static void	RegisterProvider (EncodingProvider provider)
static Encoding	GetEncoding (int codepage)
static Encoding	GetEncoding (int codepage, EncoderFallback encoderFallback, DecoderFallback decoderFallback)
static Encoding	GetEncoding (string name)
static Encoding	GetEncoding (string name, EncoderFallback encoderFallback, DecoderFallback decoderFallback)
static EncodingInfo[]	GetEncodings ()
static Stream	CreateTranscodingStream (Stream innerStream, Encoding innerStreamEncoding, Encoding outerStreamEncoding, bool leaveOpen=false)

Protected Member Functions
void	LoadManagedCodePage ()
unsafe byte *	GetNativeMemory (int iSize)
void	ReadBestFitTable ()
virtual unsafe int	GetByteCountFast (char *pChars, int charsLength, EncoderFallback fallback, out int charsConsumed)
unsafe int	GetByteCountWithFallback (char *pCharsOriginal, int originalCharCount, int charsConsumedSoFar)
virtual unsafe int	GetByteCountWithFallback (ReadOnlySpan< char > chars, int originalCharsLength, EncoderNLS encoder)
virtual unsafe int	GetBytesFast (char *pChars, int charsLength, byte *pBytes, int bytesLength, out int charsConsumed)
unsafe int	GetBytesWithFallback (char *pOriginalChars, int originalCharCount, byte *pOriginalBytes, int originalByteCount, int charsConsumedSoFar, int bytesWrittenSoFar)
virtual unsafe int	GetBytesWithFallback (ReadOnlySpan< char > chars, int originalCharsLength, Span< byte > bytes, int originalBytesLength, EncoderNLS encoder)
virtual unsafe int	GetCharCountFast (byte *pBytes, int bytesLength, DecoderFallback fallback, out int bytesConsumed)
unsafe int	GetCharCountWithFallback (byte *pBytesOriginal, int originalByteCount, int bytesConsumedSoFar)
virtual unsafe int	GetCharsFast (byte *pBytes, int bytesLength, char *pChars, int charsLength, out int bytesConsumed)
unsafe int	GetCharsWithFallback (byte *pOriginalBytes, int originalByteCount, char *pOriginalChars, int originalCharCount, int bytesConsumedSoFar, int charsWrittenSoFar)
unsafe int	GetCharsWithFallback (byte *pOriginalBytes, int originalByteCount, char *pOriginalChars, int originalCharCount, int bytesConsumedSoFar, int charsWrittenSoFar, DecoderNLS decoder)
virtual unsafe int	GetCharsWithFallback (ReadOnlySpan< byte > bytes, int originalBytesLength, Span< char > chars, int originalCharsLength, DecoderNLS decoder)

Protected Attributes
int	dataTableCodePage
int	iExtraBytes
char[]	arrayUnicodeBestFit
char[]	arrayBytesBestFit
byte[]	m_codePageHeader = new byte[48]
int	m_firstDataWordOffset
int	m_dataSize
SafeAllocHHandle	safeNativeMemoryHandle

Static Protected Attributes
static Stream	s_codePagesEncodingDataStream = GetEncodingDataStream("codepages.nlp")
static readonly object	s_streamLock = new object()

Package Functions
	BaseCodePageEncoding (int codepage, int dataCodePage)
	BaseCodePageEncoding (int codepage, int dataCodePage, EncoderFallback enc, DecoderFallback dec)
char[]	GetBestFitUnicodeToBytesData ()
char[]	GetBestFitBytesToUnicodeData ()
void	CheckMemorySection ()
void	ThrowBytesOverflow (System.Text.EncoderNLS encoder, bool nothingEncoded)
void	ThrowBytesOverflow ()
void	ThrowCharsOverflow (System.Text.DecoderNLS decoder, bool nothingDecoded)
void	ThrowCharsOverflow ()
virtual void	SetDefaultFallbacks ()
virtual OperationStatus	DecodeFirstRune (ReadOnlySpan< byte > bytes, out Rune value, out int bytesConsumed)
virtual OperationStatus	EncodeRune (Rune value, Span< byte > bytes, out int bytesWritten)
virtual bool	TryGetByteCount (Rune value, out int byteCount)

Static Package Functions
static unsafe void	ReadCodePageDataFileHeader (Stream stream, byte[] codePageDataFileHeader)
static unsafe void	ReadCodePageIndex (Stream stream, byte[] codePageIndex)
static unsafe void	ReadCodePageHeader (Stream stream, byte[] codePageHeader)
static Stream	GetEncodingDataStream (string tableName)
static unsafe int	GetCodePageByteSize (int codePage)
static unsafe void	ReadCodePageIndex (Stream stream, Span< byte > codePageIndex)
static unsafe EncodingInfo[]	GetEncodings (CodePagesEncodingProvider provider)
static string	GetLocalizedEncodingNameResource (int codePage)
static void	ThrowConversionOverflow ()

Package Attributes
int	_codePage
CodePageDataItem	_dataItem
EncoderFallback	encoderFallback
DecoderFallback	decoderFallback

Properties
override string	EncodingName [get]
override string	WebName [get]
override string	HeaderName [get]
override string	BodyName [get]
static Encoding	Default [get]
virtual ReadOnlySpan< byte >	Preamble [get]
virtual int	WindowsCodePage [get]
virtual bool	IsBrowserDisplay [get]
virtual bool	IsBrowserSave [get]
virtual bool	IsMailNewsDisplay [get]
virtual bool	IsMailNewsSave [get]
virtual bool	IsSingleByte [get]
EncoderFallback	EncoderFallback [get, set]
DecoderFallback	DecoderFallback [get, set]
bool	IsReadOnly [get, protected set]
static Encoding	ASCII [get]
static Encoding	Latin1 [get]
virtual int	CodePage [get]
bool	IsUTF8CodePage [get]
static Encoding	Unicode [get]
static Encoding	BigEndianUnicode [get]
static Encoding	UTF7 [get]
static Encoding	UTF8 [get]
static Encoding	UTF32 [get]
static Encoding	BigEndianUTF32 [get]

Private Member Functions
void ISerializable.	GetObjectData (SerializationInfo info, StreamingContext context)
void	LoadCodePageTables ()
unsafe bool	FindCodePage (int codePage)
void	GetDataItem ()
unsafe int	GetByteCountWithFallback (char *pOriginalChars, int originalCharCount, int charsConsumedSoFar, EncoderNLS encoder)
unsafe int	GetBytesWithFallback (char *pOriginalChars, int originalCharCount, byte *pOriginalBytes, int originalByteCount, int charsConsumedSoFar, int bytesWrittenSoFar, EncoderNLS encoder)
unsafe int	GetCharCountWithFallback (byte *pOriginalBytes, int originalByteCount, int bytesConsumedSoFar, DecoderNLS decoder)
unsafe int	GetCharCountWithFallback (ReadOnlySpan< byte > bytes, int originalBytesLength, DecoderNLS decoder)

Static Private Member Functions
static Encoding	FilterDisallowedEncodings (Encoding encoding)

Private Attributes
string	_encodingName
string	_webName
bool	_isReadOnly = true

Static Private Attributes
static readonly byte[]	s_codePagesDataHeader = new byte[44]
static readonly UTF8Encoding.UTF8EncodingSealed	s_defaultEncoding = new UTF8Encoding.UTF8EncodingSealed(encoderShouldEmitUTF8Identifier: false)

Detailed Description

Definition at line 10 of file BaseCodePageEncoding.cs.

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The documentation for this class was generated from the following file:

• source/System.Text.Encoding.CodePages/System.Text/BaseCodePageEncoding.cs