1 /*
2  * "streamable kanji code filter and converter"
3  * Copyright (c) 1998-2002 HappySize, Inc. All rights reserved.
4  *
5  * LICENSE NOTICES
6  *
7  * This file is part of "streamable kanji code filter and converter",
8  * which is distributed under the terms of GNU Lesser General Public
9  * License (version 2) as published by the Free Software Foundation.
10  *
11  * This software is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with "streamable kanji code filter and converter";
18  * if not, write to the Free Software Foundation, Inc., 59 Temple Place,
19  * Suite 330, Boston, MA  02111-1307  USA
20  *
21  * The author of this file:
22  *
23  */
24 /*
25  * The source code included in this files was separated from mbfilter.h
26  * by Moriyoshi Koizumi <moriyoshi@php.net> on 20 Dec 2002. The file
27  * mbfilter.h is included in this package .
28  *
29  */
30 
31 #ifndef MBFL_CONVERT_H
32 #define MBFL_CONVERT_H
33 
34 #include "mbfl_defs.h"
35 #include "mbfl_encoding.h"
36 #include "mbfl_memory_device.h"
37 
38 typedef struct _mbfl_convert_filter mbfl_convert_filter;
39 
40 struct _mbfl_convert_filter {
41 	void (*filter_ctor)(mbfl_convert_filter *filter);
42 	void (*filter_dtor)(mbfl_convert_filter *filter);
43 	void (*filter_copy)(mbfl_convert_filter *src, mbfl_convert_filter *dest);
44 	int (*filter_function)(int c, mbfl_convert_filter *filter);
45 	int (*filter_flush)(mbfl_convert_filter *filter);
46 	int (*output_function)(int c, void *data);
47 	int (*flush_function)(void *data);
48 	void *data;
49 	int status;
50 	int cache;
51 	const mbfl_encoding *from;
52 	const mbfl_encoding *to;
53 	int illegal_mode;
54 	int illegal_substchar;
55 	int num_illegalchar;
56 	void *opaque;
57 };
58 
59 struct mbfl_convert_vtbl {
60 	enum mbfl_no_encoding from;
61 	enum mbfl_no_encoding to;
62 	void (*filter_ctor)(mbfl_convert_filter *filter);
63 	void (*filter_dtor)(mbfl_convert_filter *filter);
64 	int (*filter_function)(int c, mbfl_convert_filter *filter);
65 	int (*filter_flush)(mbfl_convert_filter *filter);
66 	void (*filter_copy)(mbfl_convert_filter *src, mbfl_convert_filter *dest);
67 };
68 
69 MBFLAPI extern const struct mbfl_convert_vtbl *mbfl_convert_filter_list[];
70 
71 MBFLAPI extern mbfl_convert_filter *mbfl_convert_filter_new(
72     enum mbfl_no_encoding from,
73     enum mbfl_no_encoding to,
74     int (*output_function)(int, void *),
75     int (*flush_function)(void *),
76     void *data );
77 MBFLAPI extern mbfl_convert_filter *mbfl_convert_filter_new2(
78 	const struct mbfl_convert_vtbl *vtbl,
79     int (*output_function)(int, void *),
80     int (*flush_function)(void *),
81     void *data );
82 MBFLAPI extern void mbfl_convert_filter_delete(mbfl_convert_filter *filter);
83 MBFLAPI extern int mbfl_convert_filter_feed(int c, mbfl_convert_filter *filter);
84 MBFLAPI extern int mbfl_convert_filter_flush(mbfl_convert_filter *filter);
85 MBFLAPI extern void mbfl_convert_filter_reset(mbfl_convert_filter *filter, enum mbfl_no_encoding from, enum mbfl_no_encoding to);
86 MBFLAPI extern void mbfl_convert_filter_copy(mbfl_convert_filter *src, mbfl_convert_filter *dist);
87 MBFLAPI extern int mbfl_filt_conv_illegal_output(int c, mbfl_convert_filter *filter);
88 MBFLAPI extern const struct mbfl_convert_vtbl * mbfl_convert_filter_get_vtbl(enum mbfl_no_encoding from, enum mbfl_no_encoding to);
89 
90 MBFLAPI extern void mbfl_filt_conv_common_ctor(mbfl_convert_filter *filter);
91 MBFLAPI extern int mbfl_filt_conv_common_flush(mbfl_convert_filter *filter);
92 MBFLAPI extern void mbfl_filt_conv_common_dtor(mbfl_convert_filter *filter);
93 
94 MBFLAPI extern int mbfl_convert_filter_devcat(mbfl_convert_filter *filter, mbfl_memory_device *src);
95 MBFLAPI extern int mbfl_convert_filter_strcat(mbfl_convert_filter *filter, const unsigned char *p);
96 
97 #endif /* MBFL_CONVERT_H */
98