-
Notifications
You must be signed in to change notification settings - Fork 1
/
mulle-utf-rover.h
90 lines (75 loc) · 2.94 KB
/
mulle-utf-rover.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
//
// mulle-utf-rover.h
// mulle-utf
//
// Copyright (C) 2019 Nat!, Mulle kybernetiK.
// Copyright (c) 2019 Codeon GmbH.
// All rights reserved.
//
// Coded by Nat!
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// Neither the name of Mulle kybernetiK nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
#ifndef mulle_utf_rover_h__
#define mulle_utf_rover_h__
#include "mulle-utf-type.h"
struct mulle_utf_rover
{
void *s;
void *sentinel;
mulle_utf32_t (*next)( struct mulle_utf_rover *rover);
void (*dialback)( struct mulle_utf_rover *rover);
};
static inline void *_mulle_utf_rover_get_current( struct mulle_utf_rover *rover)
{
return( rover->s);
}
static inline int _mulle_utf_rover_has_character( struct mulle_utf_rover *rover)
{
return( (char *) rover->s < (char *) rover->sentinel);
}
static inline int _mulle_utf_rover_next_character( struct mulle_utf_rover *rover)
{
return( (*rover->next)( rover));
}
static inline void _mulle_utf_rover_dial_back( struct mulle_utf_rover *rover)
{
(*rover->dialback)( rover);
}
MULLE__UTF_GLOBAL
void _mulle_utf32_rover_init( struct mulle_utf_rover *rover,
mulle_utf32_t *s,
unsigned int len);
MULLE__UTF_GLOBAL
void _mulle_utf16_rover_init( struct mulle_utf_rover *rover,
mulle_utf16_t *s,
unsigned int len);
MULLE__UTF_GLOBAL
void _mulle_utf8_rover_init( struct mulle_utf_rover *rover,
char *s,
size_t len);
#endif