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 "sysemu/char.h"
  28
  29 typedef struct {
  30     Chardev parent;
  31     int max_size;
  32     HANDLE hcom, hrecv, hsend;
  33     OVERLAPPED orecv;
  34     BOOL fpipe;
  35     DWORD len;
  36
  37     /* Protected by the Chardev chr_write_lock.  */
  38     OVERLAPPED osend;
  39     /* FIXME: file/console do not finalize */
  40     bool skip_free;
  41 } WinChardev;
  42
  43 #define NSENDBUF 2048
  44 #define NRECVBUF 2048
  45
  46 #define TYPE_CHARDEV_WIN "chardev-win"
  47 #define WIN_CHARDEV(obj) OBJECT_CHECK(WinChardev, (obj), TYPE_CHARDEV_WIN)
  48
  49 void qemu_chr_open_win_file(Chardev *chr, HANDLE fd_out);
  50 int win_chr_init(Chardev *chr, const char *filename, Error **errp);
  51 int win_chr_pipe_poll(void *opaque);
  52
  53 #endif /* CHAR_WIN_H */