create.c
3.21 KB
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
/* GNU mailutils - a suite of utilities for electronic mail
Copyright (C) 1999, 2001 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "imap4d.h"
#include <unistd.h>
/*
* Must create a new mailbox
*/
/* FIXME: How do we do this ??????:
IF a new mailbox is created with the same name as a mailbox which was
deleted, its unique identifiers MUST be greater than any unique identifiers
used in the previous incarnation of the mailbox. */
int
imap4d_create (struct imap4d_command *command, char *arg)
{
char *name;
char *sp = NULL;
const char *delim = "/";
int rc = RESP_OK;
const char *msg = "Completed";
if (! (command->states & state))
return util_finish (command, RESP_BAD, "Wrong state");
name = util_getword (arg, &sp);
if (!name)
return util_finish (command, RESP_BAD, "Too few arguments");
util_unquote (&name);
if (*name == '\0')
return util_finish (command, RESP_BAD, "Too few arguments");
/* Creating, "Inbox" should always fail. */
if (strcasecmp (name, "INBOX") == 0)
return util_finish (command, RESP_BAD, "Already exist");
/* Allocates memory. */
name = namespace_getfullpath (name, delim);
if (!name)
return util_finish (command, RESP_NO, "Can not create mailbox");
/* It will fail if the mailbox already exists. */
if (access (name, F_OK) != 0)
{
char *dir;
char *d = name + strlen (delim); /* Pass the root delimeter. */
/*If the server's hierarchy separtor character appears elsewhere in
name, the server SHOULD create any superior hierarchcal names
that are needed for the CREATE command to complete successfully. */
if (chdir (delim) == 0) /* start on the root. */
for (; (dir = strchr (d, delim[0])); d = dir)
{
*dir++ = '\0';
if (chdir (d) != 0)
{
if (mkdir (d, 0700) == 0)
{
if (chdir (d) == 0)
{
continue;
}
else
{
rc = RESP_NO;
msg = "Can not create mailbox";
break;
}
}
}
}
/* If the mailbox name is suffixed with the server's hierarchy
separator character, this is a declaration that the client intends
to create mailbox names under this name in the hierarchy.
In other words is d == '\0' it is not an error. */
if (rc == RESP_OK && d && *d != '\0')
{
int fd = creat (d, 0600);
if (fd != -1)
close (fd);
else
{
rc = RESP_NO;
msg = "Can not create mailbox";
}
}
}
else
{
rc = RESP_NO;
msg = "already exists";
}
chdir (homedir);
free (name);
return util_finish (command, rc, msg);
}