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
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
/*
* Copyright (C) 2000 Helix Code Inc.
*
* Authors: Michael Zucchi <notzed@helixcode.com>
* Jeffrey Stedfast <fejj@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_UTILS_H
#define _CAMEL_MIME_UTILS_H
#include <glib.h>
#include <time.h>
/* maximum size of a line from header_fold() */
#define CAMEL_FOLD_SIZE (72)
/* a list of references for this message */
struct _header_references {
struct _header_references *next;
char *id;
};
struct _header_param {
struct _header_param *next;
char *name;
char *value;
};
/* describes a content-type */
struct _header_content_type {
char *type;
char *subtype;
struct _header_param *params;
unsigned int refcount;
};
/* a raw rfc822 header */
/* the value MUST be US-ASCII */
struct _header_raw {
struct _header_raw *next;
char *name;
char *value;
int offset; /* in file, if known */
};
typedef struct _CamelMimeDisposition {
char *disposition;
struct _header_param *params;
unsigned int refcount;
} CamelMimeDisposition;
enum _header_address_type {
HEADER_ADDRESS_NONE, /* uninitialised */
HEADER_ADDRESS_NAME,
HEADER_ADDRESS_GROUP
};
struct _header_address {
struct _header_address *next;
enum _header_address_type type;
char *name;
union {
char *addr;
struct _header_address *members;
} v;
unsigned int refcount;
};
/* Address lists */
struct _header_address *header_address_new(void);
struct _header_address *header_address_new_name(const char *name, const char *addr);
struct _header_address *header_address_new_group(const char *name);
void header_address_ref(struct _header_address *);
void header_address_unref(struct _header_address *);
void header_address_set_name(struct _header_address *, const char *name);
void header_address_set_addr(struct _header_address *, const char *addr);
void header_address_set_members(struct _header_address *, struct _header_address *group);
void header_address_add_member(struct _header_address *, struct _header_address *member);
void header_address_list_append_list(struct _header_address **l, struct _header_address **h);
void header_address_list_append(struct _header_address **, struct _header_address *);
void header_address_list_clear(struct _header_address **);
struct _header_address *header_address_decode(const char *in);
struct _header_address *header_mailbox_decode(const char *in);
/* for mailing */
char *header_address_list_encode(struct _header_address *a);
/* for display */
char *header_address_list_format(struct _header_address *a);
/* structured header prameters */
struct _header_param *header_param_list_decode(const char *in);
char *header_param(struct _header_param *p, const char *name);
struct _header_param *header_set_param(struct _header_param **l, const char *name, const char *value);
void header_param_list_format_append(GString *out, struct _header_param *p);
char *header_param_list_format(struct _header_param *p);
void header_param_list_free(struct _header_param *p);
/* Content-Type header */
struct _header_content_type *header_content_type_new(const char *type, const char *subtype);
struct _header_content_type *header_content_type_decode(const char *in);
void header_content_type_unref(struct _header_content_type *ct);
void header_content_type_ref(struct _header_content_type *ct);
const char *header_content_type_param(struct _header_content_type *t, const char *name);
void header_content_type_set_param(struct _header_content_type *t, const char *name, const char *value);
int header_content_type_is(struct _header_content_type *ct, const char *type, const char *subtype);
char *header_content_type_format(struct _header_content_type *ct);
/* DEBUGGING function */
void header_content_type_dump(struct _header_content_type *ct);
/* Content-Disposition header */
CamelMimeDisposition *header_disposition_decode(const char *in);
void header_disposition_ref(CamelMimeDisposition *);
void header_disposition_unref(CamelMimeDisposition *);
char *header_disposition_format(CamelMimeDisposition *d);
/* decode the contents of a content-encoding header */
char *header_content_encoding_decode(const char *in);
/* raw headers */
void header_raw_append(struct _header_raw **list, const char *name, const char *value, int offset);
void header_raw_append_parse(struct _header_raw **list, const char *header, int offset);
const char *header_raw_find(struct _header_raw **list, const char *name, int *ofset);
const char *header_raw_find_next(struct _header_raw **list, const char *name, int *ofset, const char *last);
void header_raw_replace(struct _header_raw **list, const char *name, const char *value, int offset);
void header_raw_remove(struct _header_raw **list, const char *name);
void header_raw_clear(struct _header_raw **list);
/* fold a header */
char *header_fold(const char *in);
/* decode a header which is a simple token */
char *header_token_decode(const char *in);
/* decode/encode a string type, like a subject line */
char *header_decode_string(const char *in);
char *header_encode_string(const unsigned char *in);
/* encode a phrase, like the real name of an address */
char *header_encode_phrase(const unsigned char *in);
/* decode an email date field into a GMT time, + optional offset */
time_t header_decode_date(const char *in, int *saveoffset);
char *header_format_date(time_t time, int offset);
/* decode a message id */
char *header_msgid_decode(const char *in);
/* generate msg id */
char *header_msgid_generate (void);
/* decode a References header */
struct _header_references *header_references_decode(const char *in);
void header_references_list_clear(struct _header_references **list);
void header_references_list_append_asis(struct _header_references **list, char *ref);
int header_references_list_size(struct _header_references **list);
struct _header_references *header_references_dup(const struct _header_references *list);
/* decode the mime-type header */
void header_mime_decode(const char *in, int *maj, int *min);
/* do incremental base64/quoted-printable (de/en)coding */
int base64_decode_step(unsigned char *in, int len, unsigned char *out, int *state, unsigned int *save);
int base64_encode_step(unsigned char *in, int len, gboolean break_lines, unsigned char *out, int *state, int *save);
int base64_encode_close(unsigned char *in, int inlen, gboolean break_lines, unsigned char *out, int *state, int *save);
int uudecode_step (unsigned char *in, int len, unsigned char *out, int *state, guint32 *save, char *uulen);
int quoted_decode_step(unsigned char *in, int len, unsigned char *out, int *savestate, int *saveme);
int quoted_encode_step(unsigned char *in, int len, unsigned char *out, int *state, int *save);
int quoted_encode_close(unsigned char *in, int len, unsigned char *out, int *state, int *save);
gchar * mime_guess_type_from_file_name (const gchar *file_name);
#endif /* ! _CAMEL_MIME_UTILS_H */
|
