D-Bus: dbus-pipe.c Source File

D-Bus 1.16.2

dbus-pipe.c
1/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2/* dbus-pipe.c pipe implementation (internal to D-Bus implementation)
3 *
4 * Copyright (C) 2002, 2003, 2006 Red Hat, Inc.
5 * Copyright (C) 2003 CodeFactory AB
6 *
7 * SPDX-License-Identifier: AFL-2.1 OR GPL-2.0-or-later
8 *
9 * Licensed under the Academic Free License version 2.1
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 *
25 */
26
27#include <config.h>
28#include "dbus-pipe.h"
29
30/*
31 * init a pipe instance.
32 *
33 * @param pipe the pipe
34 * @param fd the file descriptor to init from
35 */
36void
37_dbus_pipe_init (DBusPipe *pipe,
38 int fd)
39{
40 pipe->fd = fd;
41}
42
48void
49_dbus_pipe_init_stdout (DBusPipe *pipe)
50{
51 _dbus_pipe_init (pipe, 1);
52}
53
61dbus_bool_t
62_dbus_pipe_is_valid(DBusPipe *pipe)
63{
64 return pipe->fd >= 0;
65}
66
73dbus_bool_t
74_dbus_pipe_is_stdout_or_stderr (DBusPipe *pipe)
75{
76 return pipe->fd == 1 || pipe->fd == 2;
77}
78
83void
84_dbus_pipe_invalidate (DBusPipe *pipe)
85{
86 pipe->fd = -1;
87}
DBusPipe
Definition dbus-pipe.h:41