Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1 | /*- |
| 2 | * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved. |
| 3 | * Redistribution and modifications are permitted subject to BSD license. |
| 4 | */ |
| 5 | #ifndef _UTF8String_H_ |
| 6 | #define _UTF8String_H_ |
| 7 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 8 | #include <OCTET_STRING.h> |
| 9 | |
Lev Walkin | 21b41ac | 2005-07-24 09:03:44 +0000 | [diff] [blame] | 10 | #ifdef __cplusplus |
| 11 | extern "C" { |
| 12 | #endif |
| 13 | |
Lev Walkin | 11c3e17 | 2004-09-24 21:00:50 +0000 | [diff] [blame] | 14 | typedef OCTET_STRING_t UTF8String_t; /* Implemented via OCTET STRING */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 15 | |
Lev Walkin | 5e03376 | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 16 | extern asn_TYPE_descriptor_t asn_DEF_UTF8String; |
Bi-Ruei, Chiu | 1f87ac0 | 2017-08-20 01:25:45 +0800 | [diff] [blame] | 17 | extern asn_TYPE_operation_t asn_OP_UTF8String; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 18 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 19 | asn_struct_print_f UTF8String_print; |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 20 | asn_constr_check_f UTF8String_constraint; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 21 | |
Bi-Ruei, Chiu | 1fa31c9 | 2016-05-16 13:50:09 +0800 | [diff] [blame] | 22 | #define UTF8String_free OCTET_STRING_free |
Lev Walkin | cd2f48e | 2017-08-10 02:14:59 -0700 | [diff] [blame] | 23 | #define UTF8String_compare OCTET_STRING_compare |
Bi-Ruei, Chiu | 1fa31c9 | 2016-05-16 13:50:09 +0800 | [diff] [blame] | 24 | #define UTF8String_constraint UTF8String_constraint |
| 25 | #define UTF8String_decode_ber OCTET_STRING_decode_ber |
| 26 | #define UTF8String_encode_der OCTET_STRING_encode_der |
| 27 | #define UTF8String_decode_xer OCTET_STRING_decode_xer_utf8 |
| 28 | #define UTF8String_encode_xer OCTET_STRING_encode_xer_utf8 |
| 29 | #define UTF8String_decode_uper OCTET_STRING_decode_uper |
| 30 | #define UTF8String_encode_uper OCTET_STRING_encode_uper |
| 31 | |
Lev Walkin | edc7d59 | 2004-10-02 15:55:07 +0000 | [diff] [blame] | 32 | /* |
| 33 | * Returns length of the given UTF-8 string in characters, |
| 34 | * or a negative error code: |
| 35 | * -1: UTF-8 sequence truncated |
| 36 | * -2: Illegal UTF-8 sequence start |
| 37 | * -3: Continuation expectation failed |
| 38 | * -4: Not minimal length encoding |
| 39 | * -5: Invalid arguments |
| 40 | */ |
| 41 | ssize_t UTF8String_length(const UTF8String_t *st); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 42 | |
Lev Walkin | 9a6f65b | 2004-10-23 11:20:06 +0000 | [diff] [blame] | 43 | /* |
| 44 | * Convert the UTF-8 string into a sequence of wide characters. |
| 45 | * Returns the number of characters necessary. |
| 46 | * Returned value might be greater than dstlen. |
| 47 | * In case of conversion error, 0 is returned. |
| 48 | * |
| 49 | * If st points to a valid UTF-8 string, calling |
| 50 | * UTF8String_to_wcs(st, 0, 0); |
| 51 | * is equivalent to |
| 52 | * UTF8String_length(const UTF8String_t *st); |
| 53 | */ |
| 54 | size_t UTF8String_to_wcs(const UTF8String_t *st, uint32_t *dst, size_t dstlen); |
| 55 | |
Lev Walkin | 21b41ac | 2005-07-24 09:03:44 +0000 | [diff] [blame] | 56 | #ifdef __cplusplus |
| 57 | } |
| 58 | #endif |
| 59 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 60 | #endif /* _UTF8String_H_ */ |