1999-10-18 22:48:32 +00:00
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/*
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1999-12-09 23:27:55 +00:00
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**********************************************************************
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* Copyright (C) 1999, International Business Machines
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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1999-10-18 22:48:32 +00:00
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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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1999-12-28 23:39:02 +00:00
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#include "unicode/utypes.h"
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1999-10-22 21:27:33 +00:00
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#ifndef UHASH_H
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typedef struct _UHashtable UHashtable;
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#endif
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1999-10-18 22:48:32 +00:00
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/*Hashtable used to store UConverterSharedData objects supporting
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*the Caching mechanism
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*/
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extern UHashtable *SHARED_DATA_HASHTABLE;
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/*Hashtable generated (lazy eval) by algorithmicConverterNames for fast lookup
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*Behaviour is completely different for the Algorithmic conversions.
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*we use this table to as a litmus test.
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*/
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extern UHashtable *ALGORITHMIC_CONVERTERS_HASHTABLE;
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/* figures out if we need to go to file to read in the data tables.
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*/
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UConverter *createConverter (const char *converterName, UErrorCode * err);
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/* Stores the shared data in the SHARED_DATA_HASHTABLE
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*/
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void shareConverterData (UConverterSharedData * data);
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/* gets the shared data from the SHARED_DATA_HASHTABLE (might return NULL if it isn't there)
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*/
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UConverterSharedData *getSharedConverterData (const char *name);
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/* Deletes (frees) the Shared data it's passed. first it checks the referenceCounter to
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* see if anyone is using it, if not it frees all the memory stemming from sharedConverterData and
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* returns TRUE,
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* otherwise returns FALSE
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*/
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bool_t deleteSharedConverterData (UConverterSharedData * sharedConverterData);
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/* returns true if "name" is in algorithmicConverterNames
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*/
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bool_t isDataBasedConverter (const char *name);
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void copyPlatformString (char *platformString, UConverterPlatform pltfrm);
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#endif /* _UCNV_IMP */
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