freeswitch/libs/sofia-sip/libsofia-sip-ua/ipt/utf8.c
2008-12-16 18:05:22 +00:00

92 lines
2.1 KiB
C

/*
* This file is part of the Sofia-SIP package
*
* Copyright (C) 2005 Nokia Corporation.
*
* Contact: Pekka Pessi <pekka.pessi@nokia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
/**@CFILE utf8.c
*
* utf8 string handling.
*
* @author Pekka Pessi <Pekka.Pessi@nokia.com>
*
* @date Created: Tue Apr 21 15:32:02 1998 pessi
*/
#include "config.h"
#include <sofia-sip/utf8.h>
#include "utf8internal.h"
#ifndef _WIN32
#include <assert.h>
#endif
/** Width of an UTF8 character cell (1, 2 or 4 bytes) */
size_t utf8_width(const utf8 *s)
{
size_t w8 = 0, w16 = 0, w32 = 0;
size_t errors = 0; /* errors */
UTF8_ANALYZE(s, w8, w8, w16, w32, errors);
if (errors)
return 0;
return w32 ? 4 : (w16 ? 2 : 1);
}
/** Convert UTF8 string @a s to ISO-Latin-1 string @a dst. */
size_t ucs18decode(char *dst, size_t dst_size, const utf8 *s)
{
#ifndef _WIN32
assert(!"implemented");
#endif
return 0;
}
/** Convert ISO-Latin-1 string @a s to UTF8 string in @a dst. */
size_t ucs1encode(utf8 *dst, const ucs1 *s, size_t n, const char quote[128])
{
#ifndef _WIN32
assert(!"implemented");
#endif
return 0;
}
/** Calculate number of characters in UTF8 string @a s. */
size_t ucs1declen(const utf8 *s)
{
#ifndef _WIN32
assert(!"implemented");
#endif
return 0;
}
/** Calculate length of UTF8 encoding of string @a s. */
size_t ucs1enclen(const ucs1 *s, size_t n, const char quote[128])
{
#ifndef _WIN32
assert(!"implemented");
#endif
return 0;
}