xref: /openbmc/qemu/include/chardev/char-fd.h (revision 12a6c15e)
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 
30 typedef struct FDChardev {
31     Chardev parent;
32 
33     QIOChannel *ioc_in, *ioc_out;
34     int max_size;
35 } FDChardev;
36 
37 #define TYPE_CHARDEV_FD "chardev-fd"
38 
39 #define FD_CHARDEV(obj) OBJECT_CHECK(FDChardev, (obj), TYPE_CHARDEV_FD)
40 
41 void qemu_chr_open_fd(Chardev *chr, int fd_in, int fd_out);
42 int qmp_chardev_open_file_source(char *src, int flags, Error **errp);
43 
44 #endif /* CHAR_FD_H */
45