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147 lines
4.9 KiB
C
147 lines
4.9 KiB
C
/* $Id: serial-kb.h,v 1.3 2006/09/30 12:35:01 fredette Exp $ */
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/* serial/serial-kb.h - implementation header file for serial keyboard
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emulation: */
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/*
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* Copyright (c) 2003 Matt Fredette
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Matt Fredette.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SERIAL_SERIAL_KB_H
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#define _SERIAL_SERIAL_KB_H
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#include <tme/common.h>
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_TME_RCSID("$Id: serial-kb.h,v 1.3 2006/09/30 12:35:01 fredette Exp $");
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/* includes: */
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#include <tme/generic/keyboard.h>
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#include <tme/generic/serial.h>
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#include <tme/element.h>
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#include <tme/threads.h>
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/* macros: */
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/* the callout flags: */
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#define TME_SERIAL_KB_CALLOUT_CHECK (0)
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#define TME_SERIAL_KB_CALLOUT_RUNNING TME_BIT(0)
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#define TME_SERIAL_KB_CALLOUTS_MASK (-2)
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#define TME_SERIAL_KB_CALLOUT_SERIAL_CTRL TME_BIT(1)
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#define TME_SERIAL_KB_CALLOUT_SERIAL_CONFIG TME_BIT(2)
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#define TME_SERIAL_KB_CALLOUT_SERIAL_READ TME_BIT(3)
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#define TME_SERIAL_KB_CALLOUT_KEYBOARD_CTRL TME_BIT(4)
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#define TME_SERIAL_KB_CALLOUT_KEYBOARD_READ TME_BIT(5)
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/* types: */
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/* a serial keyboard: */
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struct tme_serial_kb {
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/* backpointer to our element: */
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struct tme_element *tme_serial_kb_element;
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/* our mutex: */
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tme_mutex_t tme_serial_kb_mutex;
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/* our type: */
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_tme_const char *tme_serial_kb_type;
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/* our type-specific state: */
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void *tme_serial_kb_type_state;
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/* our type-specific pre-map-adding function: */
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int (*tme_serial_kb_type_map_add_pre) _TME_P((struct tme_serial_kb *,
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struct tme_keyboard_map *));
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/* our type-specific post-map-adding function: */
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int (*tme_serial_kb_type_map_add_post) _TME_P((struct tme_serial_kb *,
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_tme_const struct tme_keyboard_map *));
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/* our type-specific event function: */
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tme_uint8_t (*tme_serial_kb_type_event) _TME_P((struct tme_serial_kb *,
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_tme_const struct tme_keyboard_event *));
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/* our type-specific serial control function: */
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int (*tme_serial_kb_type_serial_ctrl) _TME_P((struct tme_serial_kb *,
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unsigned int));
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/* our type-specific serial input function: */
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int (*tme_serial_kb_type_serial_input) _TME_P((struct tme_serial_kb *,
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tme_uint8_t *,
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unsigned int,
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tme_serial_data_flags_t));
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/* our type-specific serial configuration: */
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struct tme_serial_config tme_serial_kb_type_config;
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/* our stored macros: */
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char **tme_serial_kb_macros;
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/* our stored map entries: */
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char **tme_serial_kb_map;
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/* our keyboard connection: */
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struct tme_keyboard_connection *tme_serial_kb_connection_kb;
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/* our serial connection: */
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struct tme_serial_connection *tme_serial_kb_connection_serial;
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/* the callout flags: */
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int tme_serial_kb_callout_flags;
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/* our keyboard buffer: */
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struct tme_keyboard_buffer *tme_serial_kb_keyboard_buffer;
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/* our serial output buffer: */
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struct tme_serial_buffer tme_serial_kb_serial_buffer;
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/* our current keyboard control outputs: */
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unsigned int tme_serial_kb_keyboard_ctrl;
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/* our current serial control outputs: */
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unsigned int tme_serial_kb_serial_ctrl;
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/* when nonzero, the rate-limiting sleep time, in microseconds: */
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unsigned long tme_serial_kb_rate_sleep;
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/* when nonzero, rate-limiting is active: */
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int tme_serial_kb_rate_limited;
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/* when nonzero, rate-limiting is active and sleeping: */
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int tme_serial_kb_rate_sleeping;
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/* our rate-limiting thread condition: */
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tme_cond_t tme_serial_kb_rate_cond;
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};
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/* prototypes: */
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int _tme_serial_kb_sun_init _TME_P((struct tme_serial_kb *));
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#endif /* !_SERIAL_SERIAL_KB_H */
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