msgcpy.c
1.75 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
/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999-2002, 2004-2007, 2009-2012, 2014-2017 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/>. */
#include <config.h>
#include <stdlib.h>
#include <mailutils/types.h>
#include <mailutils/message.h>
#include <mailutils/errno.h>
#include <mailutils/stream.h>
#include <mailutils/sys/message.h>
int
mu_message_create_copy (mu_message_t *to, mu_message_t from)
{
int status = 0;
mu_stream_t fromstr = NULL;
mu_stream_t tmp = NULL;
if (!to)
return MU_ERR_OUT_PTR_NULL;
if (!from)
return EINVAL;
status = mu_memory_stream_create (&tmp, MU_STREAM_RDWR|MU_STREAM_SEEK);
if (status)
return status;
status = mu_message_get_streamref (from, &fromstr);
if (status)
{
mu_stream_destroy (&tmp);
return status;
}
status = mu_stream_copy (tmp, fromstr, 0, NULL);
if (status == 0)
{
status = mu_message_create (to, NULL);
if (status == 0)
mu_message_set_stream (*to, tmp, NULL);
}
if (status)
mu_stream_destroy (&tmp);
mu_stream_destroy (&fromstr);
return status;
}