scuffed-code/icu4c/source/common/ucnv_imp.h

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