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/*
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**********************************************************************
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* Copyright (C) 1999-2005, International Business Machines
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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*
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*
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* ucnv_imp.h:
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* Contains all internal and external data structure definitions
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* Created & Maitained by Bertrand A. Damiba
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*
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*
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*
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* ATTENTION:
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* ---------
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* Although the data structures in this file are open and stack allocatable
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* we reserve the right to hide them in further releases.
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*/
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#ifndef UCNV_IMP_H
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#define UCNV_IMP_H
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_CONVERSION
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#include "unicode/uloc.h"
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#include "ucnv_bld.h"
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/* figures out if we need to go to file to read in the data tables.
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* @param converterName The name of the converter
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* @param err The error code
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* @return the newly created converter
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*/
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UConverter *ucnv_createConverter (UConverter *myUConverter, const char *converterName, UErrorCode * err);
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/*
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* Open a purely algorithmic converter, specified by a type constant.
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* @param myUConverter NULL, or pre-allocated UConverter structure to avoid
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* a memory allocation
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* @param type requested converter type
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* @param locale locale parameter, or ""
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* @param options converter options bit set (default 0)
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* @param err ICU error code, not tested for U_FAILURE on input
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* because this is an internal function
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* @internal
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*/
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U_CFUNC UConverter *
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ucnv_createAlgorithmicConverter(UConverter *myUConverter,
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UConverterType type,
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const char *locale, uint32_t options,
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UErrorCode *err);
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/* Creates a converter from shared data
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*/
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UConverter*
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ucnv_createConverterFromSharedData(UConverter *myUConverter, UConverterSharedData *mySharedConverterData, const char *realName, const char *locale, uint32_t options, UErrorCode *err);
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UConverter* ucnv_createConverterFromPackage(const char *packageName, const char *converterName,
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UErrorCode *err);
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typedef struct {
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char cnvName[UCNV_MAX_CONVERTER_NAME_LENGTH], locale[ULOC_FULLNAME_CAPACITY];
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const char *realName;
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uint32_t options;
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} UConverterLookupData;
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/**
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* Load a converter but do not create a UConverter object.
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* Simply return the UConverterSharedData.
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* Performs alias lookup etc.
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* @internal
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*/
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UConverterSharedData *
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ucnv_loadSharedData(const char *converterName, UConverterLookupData *lookup, UErrorCode * err);
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/**
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* This may unload the shared data in a thread safe manner.
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* This will only unload the data if no other converters are sharing it.
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*/
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void
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ucnv_unloadSharedDataIfReady(UConverterSharedData *sharedData);
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/**
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* This is a thread safe way to increment the reference count.
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*/
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void
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ucnv_incrementRefCount(UConverterSharedData *sharedData);
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#endif
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#endif /* _UCNV_IMP */
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