Mercurial > octave
view liboctave/wrappers/uniconv-wrappers.c @ 26376:00f796120a6d stable
maint: Update copyright dates in all source files.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 02 Jan 2019 16:32:43 -0500 |
parents | 5f10217b562d |
children | 9baba1815f1c |
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/* Copyright (C) 2017-2019 John W. Eaton This file is part of Octave. Octave is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <https://www.gnu.org/licenses/>. */ // The conversion functions are provided by gnulib. We don't include // gnulib headers directly in Octave's C++ source files to avoid // problems that may be caused by the way that gnulib overrides standard // library functions. #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <stdlib.h> #include <string.h> #include <wchar.h> #include "uniconv.h" #include "uniconv-wrappers.h" uint8_t * octave_u8_conv_from_encoding (const char *fromcode, const char *src, size_t srclen, size_t *lengthp) { return u8_conv_from_encoding (fromcode, iconveh_question_mark, src, srclen, NULL, NULL, lengthp); } char * octave_u8_conv_to_encoding (const char *tocode, const uint8_t *src, size_t srclen, size_t *lengthp) { return u8_conv_to_encoding (tocode, iconveh_question_mark, src, srclen, NULL, NULL, lengthp); } char * octave_u32_conv_to_encoding_strict (const char *tocode, const uint32_t *src, size_t srclen, size_t *lengthp) { return u32_conv_to_encoding (tocode, iconveh_error, src, srclen, NULL, NULL, lengthp); } char * u8_from_wchar (const wchar_t *wc) { // Convert wide char array to multibyte UTF-8 char array // The memory at the returned pointer must be freed after use. size_t srclen = wcslen (wc) * sizeof (wchar_t); const char *src = (const char *) wc; size_t length = 0; uint8_t *mbchar = u8_conv_from_encoding ("wchar_t", iconveh_question_mark, src, srclen, NULL, NULL, &length); // result might not be 0 terminated char *retval = malloc (length + 1); memcpy (retval, mbchar, length); free ((void *) mbchar); retval[length] = 0; // 0 terminate string return retval; } wchar_t * u8_to_wchar (const char *u8) { // Convert multibyte UTF-8 char array to wide char array // The memory at the returned pointer must be freed after use. size_t srclen = strlen (u8); const uint8_t *src = (const uint8_t *) u8; size_t length = 0; char *wchar = u8_conv_to_encoding ("wchar_t", iconveh_question_mark, src, srclen, NULL, NULL, &length); // result might not be 0 terminated wchar_t *retval = malloc (length + 1 * sizeof (wchar_t)); memcpy (retval, wchar, length); free ((void *) wchar); retval[length / sizeof (wchar_t)] = 0; // 0 terminate string return retval; }