64 lines
2.3 KiB
C
64 lines
2.3 KiB
C
|
/*
|
||
|
|
* QEMU System Emulator
|
||
|
|
*
|
||
|
|
* Copyright (c) 2003-2008 Fabrice Bellard
|
||
|
|
*
|
||
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
|
|
* of this software and associated documentation files (the "Software"), to deal
|
||
|
|
* in the Software without restriction, including without limitation the rights
|
||
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
|
|
* copies of the Software, and to permit persons to whom the Software is
|
||
|
|
* furnished to do so, subject to the following conditions:
|
||
|
|
*
|
||
|
|
* The above copyright notice and this permission notice shall be included in
|
||
|
|
* all copies or substantial portions of the Software.
|
||
|
|
*
|
||
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
||
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||
|
|
* THE SOFTWARE.
|
||
|
|
*/
|
||
|
|
#ifndef CHAR_MUX_H
|
||
|
|
#define CHAR_MUX_H
|
||
|
|
|
||
|
|
#include "sysemu/char.h"
|
||
|
|
|
||
|
|
extern bool muxes_realized;
|
||
|
|
|
||
|
|
#define MAX_MUX 4
|
||
|
|
#define MUX_BUFFER_SIZE 32 /* Must be a power of 2. */
|
||
|
|
#define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
|
||
|
|
typedef struct MuxChardev {
|
||
|
|
Chardev parent;
|
||
|
|
CharBackend *backends[MAX_MUX];
|
||
|
|
CharBackend chr;
|
||
|
|
int focus;
|
||
|
|
int mux_cnt;
|
||
|
|
int term_got_escape;
|
||
|
|
int max_size;
|
||
|
|
/* Intermediate input buffer catches escape sequences even if the
|
||
|
|
currently active device is not accepting any input - but only until it
|
||
|
|
is full as well. */
|
||
|
|
unsigned char buffer[MAX_MUX][MUX_BUFFER_SIZE];
|
||
|
|
int prod[MAX_MUX];
|
||
|
|
int cons[MAX_MUX];
|
||
|
|
int timestamps;
|
||
|
|
|
||
|
|
/* Protected by the Chardev chr_write_lock. */
|
||
|
|
int linestart;
|
||
|
|
int64_t timestamps_start;
|
||
|
|
} MuxChardev;
|
||
|
|
|
||
|
|
#define MUX_CHARDEV(obj) OBJECT_CHECK(MuxChardev, (obj), TYPE_CHARDEV_MUX)
|
||
|
|
#define CHARDEV_IS_MUX(chr) \
|
||
|
|
object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_MUX)
|
||
|
|
|
||
|
|
void mux_chr_set_handlers(Chardev *chr, GMainContext *context);
|
||
|
|
void mux_set_focus(Chardev *chr, int focus);
|
||
|
|
void mux_chr_send_event(MuxChardev *d, int mux_nr, int event);
|
||
|
|
|
||
|
|
#endif /* CHAR_MUX_H */
|