fix trivial compiler warning in net.c
[paraslash.git] / file_writer.c
1 /*
2  * Copyright (C) 2006 Andre Noll <maan@systemlinux.org>
3  *
4  *     This program is free software; you can redistribute it and/or modify
5  *     it under the terms of the GNU General Public License as published by
6  *     the Free Software Foundation; either version 2 of the License, or
7  *     (at your option) any later version.
8  *
9  *     This program is distributed in the hope that it will be useful,
10  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
11  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  *     GNU General Public License for more details.
13  *
14  *     You should have received a copy of the GNU General Public License
15  *     along with this program; if not, write to the Free Software
16  *     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
17  */
18
19 /** \file file_writer.c simple output plugin for testing purposes */
20
21 #include "para.h"
22 #include "write.h"
23 #include "string.h"
24 #include "error.h"
25
26 struct private_file_writer_data {
27         int fd;
28 };
29 static int file_writer_open(struct writer_node *w)
30 {
31         struct private_file_writer_data *pfwd = para_calloc(
32                 sizeof(struct private_file_writer_data));
33         char *tmp = para_tmpname(), *home = para_homedir(),
34                 *filename = make_message("%s/.paraslash/%s", home, tmp);
35
36         free(home);
37         free(tmp);
38         w->private_data = pfwd;
39         pfwd->fd = open(filename, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR);
40         free(filename);
41         if (pfwd->fd >= 0)
42                 return 8192;
43         free(pfwd);
44         return -E_FW_OPEN;
45 }
46
47 static int file_writer_write(char *data, size_t nbytes, struct writer_node *wn)
48 {
49         struct private_file_writer_data *pfwd = wn->private_data;
50         int ret = write(pfwd->fd, data, nbytes);
51         if (ret < 0)
52                 ret = -E_FW_WRITE;
53         return ret;
54 }
55
56 static void file_writer_close(struct writer_node *wn)
57 {
58         struct private_file_writer_data *pfwd = wn->private_data;
59         close(pfwd->fd);
60         free(pfwd);
61 }
62
63 void file_writer_init(struct writer *w)
64 {
65         w->open = file_writer_open;
66         w->write = file_writer_write;
67         w->close = file_writer_close;
68         w->shutdown = NULL; /* nothing to do */
69 }