// © 2016 and later: Unicode, Inc. and others.

// License & terms of use: http://www.unicode.org/copyright.html

/*

*******************************************************************************

*

*   Copyright (C) 2003-2007, International Business Machines

*   Corporation and others.  All Rights Reserved.

*

*******************************************************************************

*   file name:  ucnv_set.c

*   encoding:   UTF-8

*   tab size:   8 (not used)

*   indentation:4

*

*   created on: 2004sep07

*   created by: Markus W. Scherer

*

*   Conversion API functions using USet (ucnv_getUnicodeSet())

*   moved here from ucnv.c for removing the dependency of other ucnv_

*   implementation functions on the USet implementation.

*/

#include "unicode/utypes.h"

#include "unicode/uset.h"

#include "unicode/ucnv.h"

#include "ucnv_bld.h"

#include "uset_imp.h"

#if !UCONFIG_NO_CONVERSION

U_CAPI void U_EXPORT2

ucnv_getUnicodeSet(const UConverter *cnv,

                   USet *setFillIn,

                   UConverterUnicodeSet whichSet,

                   UErrorCode *pErrorCode) {

    /* argument checking */

    if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {

        return;

    }

    if(cnv==NULL || setFillIn==NULL || whichSet<UCNV_ROUNDTRIP_SET || UCNV_SET_COUNT<=whichSet) {

        *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;

        return;

    }

    /* does this converter support this function? */

    if(cnv->sharedData->impl->getUnicodeSet==NULL) {

        *pErrorCode=U_UNSUPPORTED_ERROR;

        return;

    }

    {

        USetAdder sa={

            NULL,

            uset_add,

            uset_addRange,

            uset_addString,

            uset_remove,

            uset_removeRange

        };

        sa.set=setFillIn;

        /* empty the set */

        uset_clear(setFillIn);

        /* call the converter to add the code points it supports */

        cnv->sharedData->impl->getUnicodeSet(cnv, &sa, whichSet, pErrorCode);

    }

}

#endif