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
|
/* assuan-buffer.c - Wraps the read and write functions.
* Copyright (C) 2002 Free Software Foundation, Inc.
*
* This file is part of Assuan.
*
* Assuan 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 2.1 of
* the License, or (at your option) any later version.
*
* Assuan 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 program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include <sys/types.h>
#include <unistd.h>
extern ssize_t pth_read (int fd, void *buffer, size_t size);
extern ssize_t pth_write (int fd, const void *buffer, size_t size);
#pragma weak pth_read
#pragma weak pth_write
ssize_t
_assuan_read (int fd, void *buffer, size_t size)
{
static ssize_t (*reader) (int, void *, size_t);
if (! reader)
{
if (pth_read)
reader = pth_read;
else
reader = read;
}
return reader (fd, buffer, size);
}
ssize_t
_assuan_write (int fd, const void *buffer, size_t size)
{
static ssize_t (*writer) (int, const void *, size_t);
if (! writer)
{
if (pth_write)
writer = pth_write;
else
writer = write;
}
return writer (fd, buffer, size);
}
|