scuffed-code/icu4c/source/common/ucnv_imp.h
1999-10-22 00:18:52 +00:00

71 lines
2.4 KiB
C

/*
*******************************************************************************
* *
* COPYRIGHT: *
* (C) Copyright International Business Machines Corporation, 1998 *
* Licensed Material - Program-Property of IBM - All Rights Reserved. *
* US Government Users Restricted Rights - Use, duplication, or disclosure *
* restricted by GSA ADP Schedule Contract with IBM Corp. *
* *
*******************************************************************************
*
*
*
* 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 "utypes.h"
#include "uhash.h"
/*Hashtable used to store UConverterSharedData objects supporting
*the Caching mechanism
*/
extern UHashtable *SHARED_DATA_HASHTABLE;
/*Hashtable generated (lazy eval) by algorithmicConverterNames for fast lookup
*Behaviour is completely different for the Algorithmic conversions.
*we use this table to as a litmus test.
*/
extern UHashtable *ALGORITHMIC_CONVERTERS_HASHTABLE;
/* figures out if we need to go to file to read in the data tables.
*/
UConverter *createConverter (const char *converterName, UErrorCode * err);
/* Stores the shared data in the SHARED_DATA_HASHTABLE
*/
void shareConverterData (UConverterSharedData * data);
/* gets the shared data from the SHARED_DATA_HASHTABLE (might return NULL if it isn't there)
*/
UConverterSharedData *getSharedConverterData (const char *name);
/* Deletes (frees) the Shared data it's passed. first it checks the referenceCounter to
* see if anyone is using it, if not it frees all the memory stemming from sharedConverterData and
* returns TRUE,
* otherwise returns FALSE
*/
bool_t deleteSharedConverterData (UConverterSharedData * sharedConverterData);
/* returns true if "name" is in algorithmicConverterNames
*/
bool_t isDataBasedConverter (const char *name);
void copyPlatformString (char *platformString, UConverterPlatform pltfrm);
#endif /* _UCNV_IMP */