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
|
/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999-2001, 2003, 2005, 2007, 2009-2012 Free Software
Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef ENABLE_POP
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <mailutils/auth.h>
#include <mailutils/errno.h>
#include <mailutils/mailbox.h>
#include <mailutils/cstr.h>
#include <mailutils/cctype.h>
#include <mailutils/sys/folder.h>
#include <mailutils/sys/registrar.h>
#include <mailutils/sys/url.h>
/* We export url parsing and the initialisation of
the mailbox, via the register entry/record. */
static struct _mu_record _pop_record =
{
MU_POP_PRIO,
MU_POP_SCHEME,
MU_RECORD_DEFAULT,
MU_URL_SCHEME | MU_URL_CRED | MU_URL_INET | MU_URL_PARAM,
MU_URL_HOST,
_url_pop_init, /* Url init. */
_mailbox_pop_init, /* Mailbox init. */
NULL, /* Mailer init. */
_folder_pop_init, /* Folder init. */
NULL, /* No need for an back pointer. */
NULL, /* _is_scheme method. */
NULL, /* _get_url method. */
NULL, /* _get_mailbox method. */
NULL, /* _get_mailer method. */
NULL /* _get_folder method. */
};
mu_record_t mu_pop_record = &_pop_record;
#ifdef WITH_TLS
static struct _mu_record _pops_record =
{
MU_POP_PRIO,
MU_POPS_SCHEME,
MU_RECORD_DEFAULT,
MU_URL_SCHEME | MU_URL_CRED | MU_URL_INET,
MU_URL_HOST,
_url_pops_init, /* Url init. */
_mailbox_pops_init, /* Mailbox init. */
NULL, /* Mailer init. */
_folder_pop_init, /* Folder init. */
NULL, /* No need for an back pointer. */
NULL, /* _is_scheme method. */
NULL, /* _get_url method. */
NULL, /* _get_mailbox method. */
NULL, /* _get_mailer method. */
NULL /* _get_folder method. */
};
mu_record_t mu_pops_record = &_pops_record;
#else
mu_record_t mu_pops_record = NULL;
#endif /* WITH_TLS */
static int folder_pop_open (mu_folder_t, int);
static int folder_pop_close (mu_folder_t);
static int folder_pop_get_authority (mu_folder_t, mu_authority_t *);
extern int _pop_user (mu_authority_t);
extern int _pop_apop (mu_authority_t);
/* XXX: The way, the POP folder is handled is not clean at all.
the I/O functions should have been here on folder, not in mbx_pop.c */
int
_folder_pop_init (mu_folder_t folder)
{
int status;
/* Set the authority early:
(1) so we can check for errors.
(2) allow the client to get the authority for setting the ticket
before the open. */
status = folder_pop_get_authority (folder, NULL);
if (status != 0)
return status;
folder->_open = folder_pop_open;
folder->_close = folder_pop_close;
return 0;
}
static int
folder_pop_open (mu_folder_t folder, int flags)
{
mu_mailbox_t mbox = folder->data;
return mu_mailbox_open (mbox, flags);
}
static int
folder_pop_close (mu_folder_t folder)
{
mu_mailbox_t mbox = folder->data;
return mu_mailbox_close (mbox);
}
static int
folder_pop_get_authority (mu_folder_t folder, mu_authority_t *pauth)
{
int status = 0;
if (folder->authority == NULL)
{
/* assert (folder->url); */
if (folder->url == NULL)
return EINVAL;
if (folder->url->auth == NULL
|| strcmp (folder->url->auth, "*") == 0)
{
status = mu_authority_create (&folder->authority, NULL, folder);
mu_authority_set_authenticate (folder->authority, _pop_user, folder);
}
/*
"+apop" could be supported.
Anything else starting with "+" is an extension mechanism.
Without a "+" it's a SASL mechanism.
*/
else if (mu_c_strcasecmp (folder->url->auth, "+APOP") == 0)
{
status = mu_authority_create (&folder->authority, NULL, folder);
mu_authority_set_authenticate (folder->authority, _pop_apop, folder);
}
else
{
status = MU_ERR_BAD_AUTH_SCHEME;
}
}
if (pauth)
*pauth = folder->authority;
return status;
}
#else
#include <stdio.h>
#include <mailutils/sys/registrar.h>
mu_record_t mu_pop_record = NULL;
mu_record_t mu_pops_record = NULL;
#endif /* ENABLE_POP */
|
