pegasus/src/Pegasus/Common/CommonUTF.h - diff

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Diff for /pegasus/src/Pegasus/Common/CommonUTF.h between version 1.1.2.1 and 1.19

version 1.1.2.1, 2003/08/13 19:39:50

version 1.19, 2008/12/01 17:49:51

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//%/////////////////////////////////////////////////////////////////////////////

//%LICENSE////////////////////////////////////////////////////////////////

// The Open Group, Tivoli Systems

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to

// deal in the Software without restriction, including without limitation the

// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

// sell copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN

// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED

// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT

// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR

// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//==============================================================================

// Licensed to The Open Group (TOG) under one or more contributor license

// agreements. Refer to the OpenPegasusNOTICE.txt file distributed with

// Author: Dave Rosckes (rosckes@us.ibm.com)

// this work for additional information regarding copyright ownership.

// Each contributor licenses this file to you under the OpenPegasus Open

// Source License; you may not use this file except in compliance with the

// License.

// Permission is hereby granted, free of charge, to any person obtaining a

// copy of this software and associated documentation files (the "Software"),

// to deal in the Software without restriction, including without limitation

// the rights to use, copy, modify, merge, publish, distribute, sublicense,

// and/or sell copies of the Software, and to permit persons to whom the

// Software is furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included

// in all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//////////////////////////////////////////////////////////////////////////

//%/////////////////////////////////////////////////////////////////////////////

#ifndef Pegasus_CommonUTF_h

#define Pegasus_CommonUTF_h

#include <Pegasus/Common/Config.h>

#include <Pegasus/Common/Linkage.h>

#include <Pegasus/Common/String.h>

#include <Pegasus/Common/Mutex.h>

PEGASUS_NAMESPACE_BEGIN

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#define MAX_BYTE (Uint32)0x0000FFFF

#define MAX_UTF16 (Uint32)0x0010FFFF

static const Uint32 halfBase = 0x0010000UL;

PEGASUS_COMMON_LINKAGE extern const Uint32 halfBase;

static const Uint32 halfMask = 0x3FFUL;

PEGASUS_COMMON_LINKAGE extern const Uint32 halfMask;

static const int halfShift = 10;

PEGASUS_COMMON_LINKAGE extern const int halfShift;

static const Uint8 firstByteMark[7] = { 0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC };

PEGASUS_COMMON_LINKAGE extern const Uint8 firstByteMark[];

static const Uint32 offsetsFromUTF8[6] = { 0x00000000UL, 0x00003080UL, 0x000E2080UL,

0x03C82080UL, 0xFA082080UL, 0x82082080UL };

static const char trailingBytesForUTF8[256] = {

0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,

2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, 3,3,3,3,3,3,3,3,4,4,4,4,5,5,5,5

};

#define UTF_8_COUNT_TRAIL_BYTES(leadByte) (trailingBytesForUTF8[(Uint8)leadByte])

PEGASUS_COMMON_LINKAGE extern const Uint32 offsetsFromUTF8[];

#define UTF_8_MASK_LEAD_BYTE(leadByte, countTrailBytes) ((leadByte)&=(1<<(6-(countTrailBytes)))-1)

PEGASUS_COMMON_LINKAGE extern const char trailingBytesForUTF8[];

#define UTF8_NEXT(s, i, c) { \

#define UTF_8_COUNT_TRAIL_BYTES(leadByte) \

(c)=(s)[(i)++]; \

(trailingBytesForUTF8[(Uint8)leadByte])

if((Uint8)((c)-0xc0)<0x35) { \

Uint8 __count=UTF_8_COUNT_TRAIL_BYTES(c); \

#define UTF8_NEXT(s, i) { \

UTF_8_MASK_LEAD_BYTE(c, __count); \

(i)=((i) + UTF_8_COUNT_TRAIL_BYTES((s)[(i)]) + 1); \

switch(__count) { \

case 3: \

(c)=((c)<<6)|((s)[(i)++]&0x3f); \

case 2: \

(c)=((c)<<6)|((s)[(i)++]&0x3f); \

case 1: \

(c)=((c)<<6)|((s)[(i)++]&0x3f); \

break; \

} \

}

int isValid_U8(const Uint8 *src,int size);

PEGASUS_COMMON_LINKAGE Boolean isValid_U8(const Uint8 *src,int size);

int UTF16toUTF8(const Uint16** srcHead,

PEGASUS_COMMON_LINKAGE int UTF16toUTF8(

const Uint16** srcHead,

const Uint16* srcEnd,

Uint8** tgtHead,

Uint8* tgtEnd);

int UTF8toUTF16 (const Uint8** srcHead,

PEGASUS_COMMON_LINKAGE int UTF8toUTF16(

const Uint8** srcHead,

const Uint8* srcEnd,

Uint16** tgtHead,

Uint16* tgtEnd);

PEGASUS_COMMON_LINKAGE Boolean isUTF8Aux(const char*);

inline Boolean isUTF8(const char* c)

{

return (unsigned int)c[0] < 128 || isUTF8Aux(c);

}

PEGASUS_COMMON_LINKAGE Boolean isUTF8Str(const char*);

/** Escape all characters above 7-bit ASCII.

@param String: The string to be escaped Insert text here.

@return String: The escaped string.

PEGASUS_COMMON_LINKAGE String escapeStringEncoder(const String& Str);

/** decode string returned from escapeString Encoder.

@param String: The string to be decoded.

@return String: The decoded string.

Prereq: Only the return string from the escapeStringEncoder can be used

as input.

PEGASUS_COMMON_LINKAGE String escapeStringDecoder(const String& Str);

/**

The InitializeICU class loads and initializes data items that are required

internally by various ICU functions. It makes sure that ICU function u_init

is only called once by a process. A module which is using ICU APIs needs

to call InitializeICU::initICUSuccessful first before it calls other ICU

APIs. If InitializeICU::initICUSuccessful is failed, the module should not

call other ICU APIs.

#ifdef PEGASUS_HAS_ICU

class PEGASUS_COMMON_LINKAGE InitializeICU

{

public:

/**

Determines if ICU initialization is successful.

@return true, if u_init is called and success

false otherwise

static Boolean initICUSuccessful();

private:

static Boolean _initAttempted;

static Boolean _initSuccessful;

static Mutex _initMutex;

};

#endif

PEGASUS_NAMESPACE_END

#endif

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