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
|
/*
* Copyright (C) 2000 Helix Code Inc.
*
* Authors: Michael Zucchi <notzed@helixcode.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public License
* as published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _CAMEL_MIME_FILTER_BESTENC_H
#define _CAMEL_MIME_FILTER_BESTENC_H
#include <camel/camel-mime-filter.h>
#include <camel/camel-mime-part.h>
#include <camel/camel-charset-map.h>
#define CAMEL_MIME_FILTER_BESTENC(obj) CAMEL_CHECK_CAST (obj, camel_mime_filter_bestenc_get_type (), CamelMimeFilterBestenc)
#define CAMEL_MIME_FILTER_BESTENC_CLASS(klass) CAMEL_CHECK_CLASS_CAST (klass, camel_mime_filter_bestenc_get_type (), CamelMimeFilterBestencClass)
#define IS_CAMEL_MIME_FILTER_BESTENC(obj) CAMEL_CHECK_TYPE (obj, camel_mime_filter_bestenc_get_type ())
typedef struct _CamelMimeFilterBestencClass CamelMimeFilterBestencClass;
enum _CamelBestencRequired {
CAMEL_BESTENC_GET_ENCODING = 1<<0,
CAMEL_BESTENC_GET_CHARSET = 1<<1,
/* do we treat 'lf' as if it were crlf? */
CAMEL_BESTENC_LF_IS_CRLF = 1<<8,
/* do we not allow "From " to appear at the start of a line in any part? */
CAMEL_BESTENC_NO_FROM = 1<<9,
};
typedef enum _CamelBestencRequired CamelBestencRequired;
enum _CamelBestencEncoding {
CAMEL_BESTENC_7BIT,
CAMEL_BESTENC_8BIT,
CAMEL_BESTENC_BINARY,
};
typedef enum _CamelBestencEncoding CamelBestencEncoding;
struct _CamelMimeFilterBestenc {
CamelMimeFilter parent;
unsigned int flags; /* our creation flags, see above */
unsigned int count0; /* count of NUL characters */
unsigned int count8; /* count of 8 bit characters */
unsigned int total; /* total characters read */
unsigned int lastc; /* the last character read */
int crlfnoorder; /* if crlf's occured where they shouldn't have */
int startofline; /* are we at the start of a new line? */
int fromcount;
char fromsave[6]; /* save a few characters if we found an \nF near the end of the buffer */
int hadfrom; /* did we encounter a "\nFrom " in the data? */
unsigned int countline; /* current count of characters on a given line */
unsigned int maxline; /* max length of any line */
CamelCharset charset; /* used to determine the best charset to use */
};
struct _CamelMimeFilterBestencClass {
CamelMimeFilterClass parent_class;
};
guint camel_mime_filter_bestenc_get_type (void);
CamelMimeFilterBestenc *camel_mime_filter_bestenc_new (unsigned int flags);
CamelMimePartEncodingType camel_mime_filter_bestenc_get_best_encoding(CamelMimeFilterBestenc *f, CamelBestencEncoding required);
const char * camel_mime_filter_bestenc_get_best_charset(CamelMimeFilterBestenc *f);
void camel_mime_filter_bestenc_set_flags(CamelMimeFilterBestenc *f, unsigned int flags);
#endif /* ! _CAMEL_MIME_FILTER_BESTENC_H */
|
