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Diffstat (limited to 'pjlib/include/pj/unicode.h')
| -rw-r--r-- | pjlib/include/pj/unicode.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/pjlib/include/pj/unicode.h b/pjlib/include/pj/unicode.h new file mode 100644 index 0000000..cd41b9a --- /dev/null +++ b/pjlib/include/pj/unicode.h @@ -0,0 +1,141 @@ +/* $Id: unicode.h 3553 2011-05-05 06:14:19Z nanang $ */ +/* + * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) + * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef __PJ_UNICODE_H__ +#define __PJ_UNICODE_H__ + +#include <pj/types.h> + + +/** + * @defgroup PJ_UNICODE Unicode Support + * @ingroup PJ_MISC + * @{ + */ + +PJ_BEGIN_DECL + + +/** + * @file unicode.h + * @brief Provides Unicode conversion for Unicode OSes + */ + +/** + * Convert ANSI strings to Unicode strings. + * + * @param str The ANSI string to be converted. + * @param len The length of the input string. + * @param wbuf Buffer to hold the Unicode string output. + * @param wbuf_count Buffer size, in number of elements (not bytes). + * + * @return The Unicode string, NULL terminated. + */ +PJ_DECL(wchar_t*) pj_ansi_to_unicode(const char *str, pj_size_t len, + wchar_t *wbuf, pj_size_t wbuf_count); + + +/** + * Convert Unicode string to ANSI string. + * + * @param wstr The Unicode string to be converted. + * @param len The length of the input string. + * @param buf Buffer to hold the ANSI string output. + * @param buf_size Size of the output buffer. + * + * @return The ANSI string, NULL terminated. + */ +PJ_DECL(char*) pj_unicode_to_ansi(const wchar_t *wstr, pj_size_t len, + char *buf, pj_size_t buf_size); + + +#if defined(PJ_NATIVE_STRING_IS_UNICODE) && PJ_NATIVE_STRING_IS_UNICODE!=0 + +/** + * This macro is used to declare temporary Unicode buffer for ANSI to + * Unicode conversion, and should be put in declaration section of a block. + * When PJ_NATIVE_STRING_IS_UNICODE macro is not defined, this + * macro will expand to nothing. + */ +# define PJ_DECL_UNICODE_TEMP_BUF(buf,size) wchar_t buf[size]; + +/** + * This macro will convert ANSI string to native, when the platform's + * native string is Unicode (PJ_NATIVE_STRING_IS_UNICODE is non-zero). + */ +# define PJ_STRING_TO_NATIVE(s,buf,max) pj_ansi_to_unicode( \ + s, strlen(s), \ + buf, max) + +/** + * This macro is used to declare temporary ANSI buffer for Unicode to + * ANSI conversion, and should be put in declaration section of a block. + * When PJ_NATIVE_STRING_IS_UNICODE macro is not defined, this + * macro will expand to nothing. + */ +# define PJ_DECL_ANSI_TEMP_BUF(buf,size) char buf[size]; + + +/** + * This macro will convert Unicode string to ANSI, when the platform's + * native string is Unicode (PJ_NATIVE_STRING_IS_UNICODE is non-zero). + */ +# define PJ_NATIVE_TO_STRING(cs,buf,max) pj_unicode_to_ansi( \ + cs, wcslen(cs), \ + buf, max) + +#else + +/** + * This macro is used to declare temporary Unicode buffer for ANSI to + * Unicode conversion, and should be put in declaration section of a block. + * When PJ_NATIVE_STRING_IS_UNICODE macro is not defined, this + * macro will expand to nothing. + */ +# define PJ_DECL_UNICODE_TEMP_BUF(var,size) +/** + * This macro will convert ANSI string to native, when the platform's + * native string is Unicode (PJ_NATIVE_STRING_IS_UNICODE is non-zero). + */ +# define PJ_STRING_TO_NATIVE(s,buf,max) ((char*)s) +/** + * This macro is used to declare temporary ANSI buffer for Unicode to + * ANSI conversion, and should be put in declaration section of a block. + * When PJ_NATIVE_STRING_IS_UNICODE macro is not defined, this + * macro will expand to nothing. + */ +# define PJ_DECL_ANSI_TEMP_BUF(buf,size) +/** + * This macro will convert Unicode string to ANSI, when the platform's + * native string is Unicode (PJ_NATIVE_STRING_IS_UNICODE is non-zero). + */ +# define PJ_NATIVE_TO_STRING(cs,buf,max) ((char*)(const char*)cs) + +#endif + + + +PJ_END_DECL + +/* + * @} + */ + + +#endif /* __PJ_UNICODE_H__ */ |