block/export: Add query-block-exports
[qemu.git] / include / chardev / char-win.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_WIN_H
25 #define CHAR_WIN_H
26
27 #include "chardev/char.h"
28 #include "qom/object.h"
29
30 struct WinChardev {
31 Chardev parent;
32
33 bool keep_open; /* console do not close file */
34 HANDLE file, hrecv, hsend;
35 OVERLAPPED orecv;
36 BOOL fpipe;
37
38 /* Protected by the Chardev chr_write_lock. */
39 OVERLAPPED osend;
40 };
41 typedef struct WinChardev WinChardev;
42
43 #define NSENDBUF 2048
44 #define NRECVBUF 2048
45
46 #define TYPE_CHARDEV_WIN "chardev-win"
47 DECLARE_INSTANCE_CHECKER(WinChardev, WIN_CHARDEV,
48 TYPE_CHARDEV_WIN)
49
50 void win_chr_set_file(Chardev *chr, HANDLE file, bool keep_open);
51 int win_chr_serial_init(Chardev *chr, const char *filename, Error **errp);
52 int win_chr_pipe_poll(void *opaque);
53
54 #endif /* CHAR_WIN_H */