/* Conversion UCS-4 to UTF-16. Copyright (C) 2002, 2005-2007 Free Software Foundation, Inc. Written by Bruno Haible , 2002. This program is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2, 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef _UCS4_UTF16_H #define _UCS4_UTF16_H #include #include "unitypes.h" extern int u16_uctomb_aux (uint16_t *s, ucs4_t uc, int n); /* Return the length (number of units) of the UTF-16 representation of uc, after storing it at S. Return -1 upon failure, -2 if the number of available units, N, is too small. */ static inline int u16_uctomb (uint16_t *s, ucs4_t uc, int n) { if (uc < 0xd800 && n > 0) { s[0] = uc; return 1; } else return u16_uctomb_aux (s, uc, n); } #endif /* _UCS4_UTF16_H */