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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _KBTRANS_STREAMS_H
#define _KBTRANS_STREAMS_H
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/stream.h>
#define KBTRANS_POLLED_BUF_SIZE 30
/* definitions for various state machines */
#define KBTRANS_STREAMS_OPEN 0x00000001 /* keyboard is open for business */
#define NO_HARD_RESET 0 /* resets only state struct */
#define HARD_RESET 1 /* resets keyboard and state structure */
/*
* structure to keep track of currently pressed keys when in
* TR_UNTRANS_EVENT mode
*/
typedef struct key_event {
uchar_t key_station; /* Physical key station associated with event */
Firm_event event; /* Event that sent out on down */
} Key_event;
/* state structure for kbtrans_streams */
struct kbtrans {
struct kbtrans_lower kbtrans_lower; /* actual translation state */
/* Read and write queues */
queue_t *kbtrans_streams_readq;
queue_t *kbtrans_streams_writeq;
/* Pending "ioctl" awaiting buffer */
mblk_t *kbtrans_streams_iocpending;
/* Number of times the keyboard overflowed input */
int kbtrans_overflow_cnt;
/* random flags */
int kbtrans_streams_flags;
/* id from qbufcall on allocb failure */
bufcall_id_t kbtrans_streams_bufcallid;
timeout_id_t kbtrans_streams_rptid; /* timeout id for repeat */
int kbtrans_streams_iocerror; /* error return from "ioctl" */
int kbtrans_streams_translate_mode; /* Translate keycodes? */
int kbtrans_streams_translatable; /* Keyboard is translatable? */
/* Vuid_id_addrs for various events */
struct {
short ascii;
short top;
short vkey;
} kbtrans_streams_vuid_addr;
/*
* Table of key stations currently down that have
* have firm events that need to be matched with up transitions
* when translation mode is TR_*EVENT
*/
struct key_event *kbtrans_streams_downs;
/* Number of down entries */
int kbtrans_streams_num_downs_entries; /* entries in downs */
/* Bytes allocated for downs */
uint_t kbtrans_streams_downs_bytes;
/* Abort state */
enum {
ABORT_NORMAL,
ABORT_ABORT1_RECEIVED,
NEW_ABORT_ABORT1_RECEIVED /* for new abort key */
} kbtrans_streams_abort_state;
/* Indicated whether or not abort may be honored */
boolean_t kbtrans_streams_abortable;
/*
* During an abort sequence, says which key started the sequence.
* This is used to support both L1+A and F1+A.
*/
kbtrans_key_t kbtrans_streams_abort1_key;
/* It is used to support new abort sequence Shift+Pause */
kbtrans_key_t kbtrans_streams_new_abort1_key;
/* Functions to be called based on the translation type */
struct keyboard_callback *kbtrans_streams_callback;
/* Private structure for the keyboard specific module/driver */
struct kbtrans_hardware *kbtrans_streams_hw;
/* Callbacks into the keyboard specific module/driver */
struct kbtrans_callbacks *kbtrans_streams_hw_callbacks;
/* Keyboard type */
int kbtrans_streams_id;
/* Buffers to hold characters during the polled mode */
char *kbtrans_polled_pending_chars;
char kbtrans_polled_buf[KBTRANS_POLLED_BUF_SIZE+1];
/* vt switch key sequence state */
enum {
VT_SWITCH_KEY_NONE = 0,
VT_SWITCH_KEY_ALT, /* left Alt key is pressed */
VT_SWITCH_KEY_ALTGR /* right Alt key is pressed */
} vt_switch_keystate;
kcondvar_t progressbar_key_abort_cv;
kmutex_t progressbar_key_abort_lock;
int progressbar_key_abort_flag;
kt_did_t progressbar_key_abort_t_did;
};
#ifdef __cplusplus
}
#endif
#endif /* _KBTRANS_STREAMS_H */
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