| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 1 | /* Copyright (C) 1998-2016 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #ifndef _WCSMBSLOAD_H |
| 20 | #define _WCSMBSLOAD_H 1 |
| 21 | |
| 22 | #include <locale.h> |
| 23 | #include <wchar.h> |
| 24 | #include <locale/localeinfo.h> |
| 25 | |
| 26 | |
| 27 | /* Contains pointers to the used functions in the `gconv' modules. */ |
| 28 | struct gconv_fcts |
| 29 | { |
| 30 | struct __gconv_step *towc; |
| 31 | size_t towc_nsteps; |
| 32 | struct __gconv_step *tomb; |
| 33 | size_t tomb_nsteps; |
| 34 | }; |
| 35 | |
| 36 | /* Set of currently active conversion functions. */ |
| 37 | extern const struct gconv_fcts __wcsmbs_gconv_fcts_c attribute_hidden; |
| 38 | |
| 39 | /* Load conversion functions for the currently selected locale. */ |
| 40 | extern void __wcsmbs_load_conv (struct __locale_data *new_category) |
| 41 | internal_function; |
| 42 | |
| 43 | /* Clone the current `__wcsmbs_load_conv' value. */ |
| 44 | extern void __wcsmbs_clone_conv (struct gconv_fcts *copy) |
| 45 | internal_function; |
| 46 | |
| 47 | /* Find the conversion functions for converting to and from NAME. */ |
| 48 | extern int __wcsmbs_named_conv (struct gconv_fcts *copy, const char *name) |
| 49 | internal_function; |
| 50 | |
| 51 | /* Function used for the `private.cleanup' hook. */ |
| 52 | extern void _nl_cleanup_ctype (struct __locale_data *) |
| 53 | internal_function attribute_hidden; |
| 54 | |
| 55 | |
| 56 | #include <iconv/gconv_int.h> |
| 57 | |
| 58 | |
| 59 | /* Load the function implementation if necessary. */ |
| 60 | extern struct __gconv_step *__wcsmbs_getfct (const char *to, const char *from, |
| 61 | size_t *nstepsp) |
| 62 | attribute_hidden; |
| 63 | |
| 64 | extern const struct __locale_data _nl_C_LC_CTYPE attribute_hidden; |
| 65 | |
| 66 | /* Check whether the LC_CTYPE locale changed since the last call. |
| 67 | Update the pointers appropriately. */ |
| 68 | static inline const struct gconv_fcts * |
| 69 | get_gconv_fcts (struct __locale_data *data) |
| 70 | { |
| 71 | if (__glibc_unlikely (data->private.ctype == NULL)) |
| 72 | { |
| 73 | if (__glibc_unlikely (data == &_nl_C_LC_CTYPE)) |
| 74 | return &__wcsmbs_gconv_fcts_c; |
| 75 | __wcsmbs_load_conv (data); |
| 76 | } |
| 77 | return data->private.ctype; |
| 78 | } |
| 79 | |
| 80 | #endif /* wcsmbsload.h */ |