87 lines
2.0 KiB
C
87 lines
2.0 KiB
C
/*
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* $Id$
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*
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Copyright 2006-2012 Chung, Hyung-Hwan.
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This file is part of QSE.
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QSE is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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QSE is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with QSE. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <qse/cmn/cp949.h>
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#include "cp949.h"
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qse_size_t qse_uctocp949 (qse_wchar_t uc, qse_mchar_t* cp949, qse_size_t size)
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{
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if (uc & ~(qse_wchar_t)0x7F)
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{
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if (uc >= 0xffffu) return 0; /* illegal character */
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if (size >= 2)
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{
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qse_uint16_t mb;
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mb = wctomb (uc);
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if (mb == 0xffffu) return 0; /* illegal character */
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cp949[0] = (mb >> 8);
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cp949[1] = (mb & 0xFF);
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}
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return 2;
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}
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else
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{
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/* uc >= 0 && uc <= 127 */
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if (size >= 1) *cp949 = uc;
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return 1; /* ok or buffer to small */
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}
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}
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qse_size_t qse_cp949touc (
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const qse_mchar_t* cp949, qse_size_t size, qse_wchar_t* uc)
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{
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QSE_ASSERT (cp949 != QSE_NULL);
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QSE_ASSERT (size > 0);
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QSE_ASSERT (QSE_SIZEOF(qse_mchar_t) == 1);
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QSE_ASSERT (QSE_SIZEOF(qse_wchar_t) >= 2);
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if (cp949[0] & 0x80)
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{
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if (size >= 2)
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{
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qse_uint16_t wc;
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wc = mbtowc ((((qse_uint16_t)(qse_uint8_t)cp949[0]) << 8) | (qse_uint8_t)cp949[1]);
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if (wc == 0xffffu) return 0; /* illegal sequence */
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if (uc) *uc = wc;
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}
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return 2; /* ok or incomplete sequence */
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}
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else
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{
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if (uc) *uc = cp949[0];
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return 1;
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}
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}
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qse_size_t qse_cp949len (const qse_mchar_t* cp949, qse_size_t size)
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{
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return qse_cp949touc (cp949, size, QSE_NULL);
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}
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qse_size_t qse_cp949lenmax (void)
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{
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return QSE_CP949LEN_MAX;
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}
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