block/export: Add query-block-exports
[qemu.git] / include / chardev / char-fd.h
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 */