UTF32BE< CharType >

UTF-32 big endian encoding. More...

#include <encodings.h>

Inheritance diagram for UTF32BE< CharType >:

Collaboration diagram for UTF32BE< CharType >:

Public Types
enum	{ supportUnicode = 1 }
typedef CharType	Ch

Public Member Functions
	RAPIDJSON_STATIC_ASSERT (sizeof(Ch) >=4)

Static Public Member Functions
template<typename InputByteStream >
static CharType	TakeBOM (InputByteStream &is)
template<typename InputByteStream >
static CharType	Take (InputByteStream &is)
template<typename OutputByteStream >
static void	PutBOM (OutputByteStream &os)
template<typename OutputByteStream >
static void	Put (OutputByteStream &os, CharType c)
template<typename OutputStream >
static void	Encode (OutputStream &os, unsigned codepoint)
template<typename OutputStream >
static void	EncodeUnsafe (OutputStream &os, unsigned codepoint)
template<typename InputStream >
static bool	Decode (InputStream &is, unsigned *codepoint)
template<typename InputStream , typename OutputStream >
static bool	Validate (InputStream &is, OutputStream &os)

Detailed Description

template<typename CharType = unsigned>
struct UTF32BE< CharType >

UTF-32 big endian encoding.

Definition at line 496 of file encodings.h.

Member Typedef Documentation

Ch

typedef CharType Ch

inherited

Definition at line 419 of file encodings.h.

Member Enumeration Documentation

anonymous enum

anonymous enum

inherited

Enumerator
supportUnicode

Definition at line 422 of file encodings.h.

{ supportUnicode = 1 };

Member Function Documentation

Decode()

static bool Decode ( InputStream &  is, unsigned *  codepoint  )

inlinestaticinherited

Definition at line 439 of file encodings.h.

                                                             {
        RAPIDJSON_STATIC_ASSERT(sizeof(typename InputStream::Ch) >= 4);
        Ch c = is.Take();
        *codepoint = c;
        return c <= 0x10FFFF;
    }

Encode()

static void Encode ( OutputStream &  os, unsigned  codepoint  )

inlinestaticinherited

Definition at line 425 of file encodings.h.

                                                             {
        RAPIDJSON_STATIC_ASSERT(sizeof(typename OutputStream::Ch) >= 4);
        RAPIDJSON_ASSERT(codepoint <= 0x10FFFF);
        os.Put(codepoint);
    }

EncodeUnsafe()

static void EncodeUnsafe ( OutputStream &  os, unsigned  codepoint  )

inlinestaticinherited

Definition at line 432 of file encodings.h.

                                                                   {
        RAPIDJSON_STATIC_ASSERT(sizeof(typename OutputStream::Ch) >= 4);
        RAPIDJSON_ASSERT(codepoint <= 0x10FFFF);
        PutUnsafe(os, codepoint);
    }

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Put()

static void Put ( OutputByteStream &  os, CharType  c  )

inlinestatic

Definition at line 524 of file encodings.h.

                                                      {
        RAPIDJSON_STATIC_ASSERT(sizeof(typename OutputByteStream::Ch) == 1);
        os.Put(static_cast<typename OutputByteStream::Ch>((c >> 24) & 0xFFu));
        os.Put(static_cast<typename OutputByteStream::Ch>((c >> 16) & 0xFFu));
        os.Put(static_cast<typename OutputByteStream::Ch>((c >> 8) & 0xFFu));
        os.Put(static_cast<typename OutputByteStream::Ch>(c & 0xFFu));
    }

PutBOM()

static void PutBOM ( OutputByteStream &  os )

inlinestatic

Definition at line 515 of file encodings.h.

                                             {
        RAPIDJSON_STATIC_ASSERT(sizeof(typename OutputByteStream::Ch) == 1);
        os.Put(static_cast<typename OutputByteStream::Ch>(0x00u));
        os.Put(static_cast<typename OutputByteStream::Ch>(0x00u));
        os.Put(static_cast<typename OutputByteStream::Ch>(0xFEu));
        os.Put(static_cast<typename OutputByteStream::Ch>(0xFFu));
    }

RAPIDJSON_STATIC_ASSERT()

RAPIDJSON_STATIC_ASSERT ( sizeof(Ch) >=  4 )

inherited

Take()

static CharType Take ( InputByteStream &  is )

inlinestatic

Definition at line 505 of file encodings.h.

                                              {
        RAPIDJSON_STATIC_ASSERT(sizeof(typename InputByteStream::Ch) == 1);
        unsigned c = static_cast<unsigned>(static_cast<uint8_t>(is.Take())) << 24;
        c |= static_cast<unsigned>(static_cast<uint8_t>(is.Take())) << 16;
        c |= static_cast<unsigned>(static_cast<uint8_t>(is.Take())) << 8;
        c |= static_cast<unsigned>(static_cast<uint8_t>(is.Take()));
        return static_cast<CharType>(c);
    }

TakeBOM()

static CharType TakeBOM ( InputByteStream &  is )

inlinestatic

Definition at line 498 of file encodings.h.

                                                 {
        RAPIDJSON_STATIC_ASSERT(sizeof(typename InputByteStream::Ch) == 1);
        CharType c = Take(is);
        return static_cast<uint32_t>(c) == 0x0000FEFFu ? Take(is) : c; 
    }

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Validate()

static bool Validate ( InputStream &  is, OutputStream &  os  )

inlinestaticinherited

Definition at line 447 of file encodings.h.

                                                            {
        RAPIDJSON_STATIC_ASSERT(sizeof(typename InputStream::Ch) >= 4);
        Ch c;
        os.Put(c = is.Take());
        return c <= 0x10FFFF;
    }

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

• rapidjson/encodings.h