xref: /openbmc/qemu/include/chardev/char-fd.h (revision b91a0fa7)
1 /*
2  * QEMU System Emulator
3  *
4  * Copyright (c) 2003-2008 Fabrice Bellard
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 #ifndef CHAR_FD_H
25 #define CHAR_FD_H
26 
27 #include "io/channel.h"
28 #include "chardev/char.h"
29 #include "qom/object.h"
30 
31 struct FDChardev {
32     Chardev parent;
33 
34     QIOChannel *ioc_in, *ioc_out;
35     int max_size;
36 };
37 typedef struct FDChardev FDChardev;
38 
39 #define TYPE_CHARDEV_FD "chardev-fd"
40 
41 DECLARE_INSTANCE_CHECKER(FDChardev, FD_CHARDEV,
42                          TYPE_CHARDEV_FD)
43 
44 void qemu_chr_open_fd(Chardev *chr, int fd_in, int fd_out);
45 int qmp_chardev_open_file_source(char *src, int flags, Error **errp);
46 
47 #endif /* CHAR_FD_H */
48