1 /* $NetBSD: iconv.h,v 1.6 2005/02/03 04:39:32 perry Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-2-Clause 5 * 6 * Copyright (c) 2003 Citrus Project, 7 * Copyright (c) 2009, 2010 Gabor Kovesdan <gabor@FreeBSD.org> 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 */ 32 33 #ifndef _ICONV_H_ 34 #define _ICONV_H_ 35 36 #include <sys/cdefs.h> 37 #include <sys/types.h> 38 39 #include <wchar.h> 40 41 #include <sys/cdefs.h> 42 #include <sys/types.h> 43 44 #ifdef __cplusplus 45 typedef bool __iconv_bool; 46 #elif __STDC_VERSION__ >= 199901L 47 typedef _Bool __iconv_bool; 48 #else 49 typedef int __iconv_bool; 50 #endif 51 52 struct __tag_iconv_t; 53 typedef struct __tag_iconv_t *iconv_t; 54 55 __BEGIN_DECLS 56 iconv_t iconv_open(const char *, const char *); 57 size_t iconv(iconv_t, char ** __restrict, 58 size_t * __restrict, char ** __restrict, 59 size_t * __restrict); 60 int iconv_close(iconv_t); 61 /* 62 * non-portable interfaces for iconv 63 */ 64 int __iconv_get_list(char ***, size_t *, __iconv_bool); 65 void __iconv_free_list(char **, size_t); 66 size_t __iconv(iconv_t, char **, size_t *, char **, 67 size_t *, __uint32_t, size_t *); 68 #define __ICONV_F_HIDE_INVALID 0x0001 69 70 /* 71 * GNU interfaces for iconv 72 */ 73 typedef struct { 74 void *spaceholder[64]; 75 } iconv_allocation_t; 76 77 int iconv_open_into(const char *, const char *, iconv_allocation_t *); 78 void iconv_set_relocation_prefix(const char *, const char *); 79 80 /* 81 * iconvctl() request macros 82 */ 83 #define ICONV_TRIVIALP 0 84 #define ICONV_GET_TRANSLITERATE 1 85 #define ICONV_SET_TRANSLITERATE 2 86 #define ICONV_GET_DISCARD_ILSEQ 3 87 #define ICONV_SET_DISCARD_ILSEQ 4 88 #define ICONV_SET_HOOKS 5 89 #define ICONV_SET_FALLBACKS 6 90 #define ICONV_GET_ILSEQ_INVALID 128 91 #define ICONV_SET_ILSEQ_INVALID 129 92 93 typedef void (*iconv_unicode_char_hook) (unsigned int mbr, void *data); 94 typedef void (*iconv_wide_char_hook) (wchar_t wc, void *data); 95 96 struct iconv_hooks { 97 iconv_unicode_char_hook uc_hook; 98 iconv_wide_char_hook wc_hook; 99 void *data; 100 }; 101 102 /* 103 * Fallbacks aren't supported but type definitions are provided for 104 * source compatibility. 105 */ 106 typedef void (*iconv_unicode_mb_to_uc_fallback) (const char*, 107 size_t, void (*write_replacement) (const unsigned int *, 108 size_t, void*), void*, void*); 109 typedef void (*iconv_unicode_uc_to_mb_fallback) (unsigned int, 110 void (*write_replacement) (const char *, size_t, void*), 111 void*, void*); 112 typedef void (*iconv_wchar_mb_to_wc_fallback) (const char*, size_t, 113 void (*write_replacement) (const wchar_t *, size_t, void*), 114 void*, void*); 115 typedef void (*iconv_wchar_wc_to_mb_fallback) (wchar_t, 116 void (*write_replacement) (const char *, size_t, void*), 117 void*, void*); 118 119 struct iconv_fallbacks { 120 iconv_unicode_mb_to_uc_fallback mb_to_uc_fallback; 121 iconv_unicode_uc_to_mb_fallback uc_to_mb_fallback; 122 iconv_wchar_mb_to_wc_fallback mb_to_wc_fallback; 123 iconv_wchar_wc_to_mb_fallback wc_to_mb_fallback; 124 void *data; 125 }; 126 127 128 void iconvlist(int (*do_one) (unsigned int, const char * const *, 129 void *), void *); 130 const char *iconv_canonicalize(const char *); 131 int iconvctl(iconv_t, int, void *); 132 __END_DECLS 133 134 #endif /* !_ICONV_H_ */ 135