WebSVN – HelenOS – Diff – /trunk/uspace/srv/kbd/generic/kbd.c


/*
 * Copyright (c) 2006 Josef Cejka
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/**
 * @addtogroup kbdgen generic
 * @brief   HelenOS generic uspace keyboard handler.
 * @ingroup  kbd
 * @{
 */
/** @file
 */
 
#include <ipc/ipc.h>
#include <ipc/services.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <ipc/ns.h>
#include <async.h>
#include <errno.h>
#include <libadt/fifo.h>
#include <kbd/kbd.h>
#include <kbd/keycode.h>
 
#include <kbd.h>
#include <key_buffer.h>
#include <kbd_port.h>
#include <kbd_ctl.h>
#include <layout.h>
 
#define NAME "kbd"
 
int cons_connected = 0;
int phone2cons = -1;
keybuffer_t keybuffer;
 
/** Currently active modifiers. */
static unsigned mods = KM_NUM_LOCK;
 
/** Currently pressed lock keys. We track these to tackle autorepeat. */
static unsigned lock_keys;
 
void kbd_push_scancode(int scancode)
{
/*  printf("scancode: 0x%x\n", scancode);*/
    kbd_ctl_parse_scancode(scancode);
}
 
void kbd_push_ev(int type, unsigned int key)
{
    kbd_event_t ev;
    unsigned mod_mask;
 
    switch (key) {
    case KC_LCTRL: mod_mask = KM_LCTRL; break;
    case KC_RCTRL: mod_mask = KM_RCTRL; break;
    case KC_LSHIFT: mod_mask = KM_LSHIFT; break;
    case KC_RSHIFT: mod_mask = KM_RSHIFT; break;
    case KC_LALT: mod_mask = KM_LALT; break;
    case KC_RALT: mod_mask = KM_RALT; break;
    default: mod_mask = 0; break;
    }
 
    if (mod_mask != 0) {
        if (type == KE_PRESS)
            mods = mods | mod_mask;
        else
            mods = mods & ~mod_mask;
    }
 
    switch (key) {
    case KC_CAPS_LOCK: mod_mask = KM_CAPS_LOCK; break;
    case KC_NUM_LOCK: mod_mask = KM_NUM_LOCK; break;
    case KC_SCROLL_LOCK: mod_mask = KM_SCROLL_LOCK; break;
    default: mod_mask = 0; break;
    }
 
    if (mod_mask != 0) {
        if (type == KE_PRESS) {
            /*
             * Only change lock state on transition from released
             * to pressed. This prevents autorepeat from messing
             * up the lock state.
             */
            mods = mods ^ (mod_mask & ~lock_keys);
            lock_keys = lock_keys | mod_mask;
        } else {
            lock_keys = lock_keys & ~mod_mask;
        }
    }
/*
    printf("type: %d\n", type);
    printf("mods: 0x%x\n", mods);
    printf("keycode: %u\n", key);
*/
    ev.type = type;
    ev.key = key;
    ev.mods = mods;
 
    ev.c = layout_parse_ev(&ev);
 
    async_msg_4(phone2cons, KBD_EVENT, ev.type, ev.key, ev.mods, ev.c);
}
 
static void console_connection(ipc_callid_t iid, ipc_call_t *icall)
{
    ipc_callid_t callid;
    ipc_call_t call;
    int retval;
 
    if (cons_connected) {
        ipc_answer_0(iid, ELIMIT);
        return;
    }
    cons_connected = 1;
    ipc_answer_0(iid, EOK);
 
    while (1) {
        callid = async_get_call(&call);
        switch (IPC_GET_METHOD(call)) {
        case IPC_M_PHONE_HUNGUP:
            cons_connected = 0;
            ipc_hangup(phone2cons);
            phone2cons = -1;
            ipc_answer_0(callid, EOK);
            return;
        case IPC_M_CONNECT_TO_ME:
            if (phone2cons != -1) {
                retval = ELIMIT;
                break;
            }
            phone2cons = IPC_GET_ARG5(call);
            retval = 0;
            break;
        default:
            retval = EINVAL;
        }
        ipc_answer_0(callid, retval);
    }  
}
 
 
int main(int argc, char **argv)
{
    printf(NAME ": HelenOS Keyboard service\n");
   
    ipcarg_t phonead;
   
    /* Initialize port driver. */
    if (kbd_port_init())
        return -1;
   
    /* Initialize key buffer */
    keybuffer_init(&keybuffer);
   
    async_set_client_connection(console_connection);
 
    /* Register service at nameserver. */
    if (ipc_connect_to_me(PHONE_NS, SERVICE_KEYBOARD, 0, 0, &phonead) != 0)
        return -1;
   
    printf(NAME ": Accepting connections\n");
    async_manager();
 
    /* Not reached. */
    return 0;
}
 
/**
 * @}
 */
 

Rev 3943	Rev 3944
1	/*	1	/*
2	* Copyright (c) 2006 Josef Cejka	2	* Copyright (c) 2006 Josef Cejka
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/**	29	/**
30	* @addtogroup kbdgen generic	30	* @addtogroup kbdgen generic
31	* @brief HelenOS generic uspace keyboard handler.	31	* @brief HelenOS generic uspace keyboard handler.
32	* @ingroup kbd	32	* @ingroup kbd
33	* @{	33	* @{
34	*/	34	*/
35	/** @file	35	/** @file
36	*/	36	*/
37		37
38	#include <ipc/ipc.h>	38	#include <ipc/ipc.h>
39	#include <ipc/services.h>	39	#include <ipc/services.h>
40	#include <stdio.h>	40	#include <stdio.h>
41	#include <unistd.h>	41	#include <unistd.h>
42	#include <stdlib.h>	42	#include <stdlib.h>
43	#include <stdio.h>	43	#include <stdio.h>
44	#include <ipc/ns.h>	44	#include <ipc/ns.h>
45	#include <async.h>	45	#include <async.h>
46	#include <errno.h>	46	#include <errno.h>
47	#include <libadt/fifo.h>	47	#include <libadt/fifo.h>
48	#include <kbd/kbd.h>	48	#include <kbd/kbd.h>
49	#include <kbd/keycode.h>	49	#include <kbd/keycode.h>
50		50
51	#include <kbd.h>	51	#include <kbd.h>
52	#include <key_buffer.h>	52	#include <key_buffer.h>
53	#include <kbd_port.h>	53	#include <kbd_port.h>
54	#include <kbd_ctl.h>	54	#include <kbd_ctl.h>
55	#include <layout.h>	55	#include <layout.h>
56		56
57	#define NAME "kbd"	57	#define NAME "kbd"
58		58
59	int cons_connected = 0;	59	int cons_connected = 0;
60	int phone2cons = -1;	60	int phone2cons = -1;
61	keybuffer_t keybuffer;	61	keybuffer_t keybuffer;
62		62
63	/** Currently active modifiers. */	63	/** Currently active modifiers. */
64	static unsigned mods = KM_NUM_LOCK;	64	static unsigned mods = KM_NUM_LOCK;
65		65
66	/** Currently pressed lock keys. We track these to tackle autorepeat. */	66	/** Currently pressed lock keys. We track these to tackle autorepeat. */
67	static unsigned lock_keys;	67	static unsigned lock_keys;
68		68
69	void kbd_push_scancode(int scancode)	69	void kbd_push_scancode(int scancode)
70	{	70	{
71	printf("scancode: 0x%x\n", scancode);	71	/* printf("scancode: 0x%x\n", scancode);*/
72	kbd_ctl_parse_scancode(scancode);	72	kbd_ctl_parse_scancode(scancode);
73	}	73	}
74		74
75	void kbd_push_ev(int type, unsigned int key)	75	void kbd_push_ev(int type, unsigned int key)
76	{	76	{
77	kbd_event_t ev;	77	kbd_event_t ev;
78	unsigned mod_mask;	78	unsigned mod_mask;
79		79
80	switch (key) {	80	switch (key) {
81	case KC_LCTRL: mod_mask = KM_LCTRL; break;	81	case KC_LCTRL: mod_mask = KM_LCTRL; break;
82	case KC_RCTRL: mod_mask = KM_RCTRL; break;	82	case KC_RCTRL: mod_mask = KM_RCTRL; break;
83	case KC_LSHIFT: mod_mask = KM_LSHIFT; break;	83	case KC_LSHIFT: mod_mask = KM_LSHIFT; break;
84	case KC_RSHIFT: mod_mask = KM_RSHIFT; break;	84	case KC_RSHIFT: mod_mask = KM_RSHIFT; break;
85	case KC_LALT: mod_mask = KM_LALT; break;	85	case KC_LALT: mod_mask = KM_LALT; break;
86	case KC_RALT: mod_mask = KM_RALT; break;	86	case KC_RALT: mod_mask = KM_RALT; break;
87	default: mod_mask = 0; break;	87	default: mod_mask = 0; break;
88	}	88	}
89		89
90	if (mod_mask != 0) {	90	if (mod_mask != 0) {
91	if (type == KE_PRESS)	91	if (type == KE_PRESS)
92	mods = mods \| mod_mask;	92	mods = mods \| mod_mask;
93	else	93	else
94	mods = mods & ~mod_mask;	94	mods = mods & ~mod_mask;
95	}	95	}
96		96
97	switch (key) {	97	switch (key) {
98	case KC_CAPS_LOCK: mod_mask = KM_CAPS_LOCK; break;	98	case KC_CAPS_LOCK: mod_mask = KM_CAPS_LOCK; break;
99	case KC_NUM_LOCK: mod_mask = KM_NUM_LOCK; break;	99	case KC_NUM_LOCK: mod_mask = KM_NUM_LOCK; break;
100	case KC_SCROLL_LOCK: mod_mask = KM_SCROLL_LOCK; break;	100	case KC_SCROLL_LOCK: mod_mask = KM_SCROLL_LOCK; break;
101	default: mod_mask = 0; break;	101	default: mod_mask = 0; break;
102	}	102	}
103		103
104	if (mod_mask != 0) {	104	if (mod_mask != 0) {
105	if (type == KE_PRESS) {	105	if (type == KE_PRESS) {
106	/*	106	/*
107	* Only change lock state on transition from released	107	* Only change lock state on transition from released
108	* to pressed. This prevents autorepeat from messing	108	* to pressed. This prevents autorepeat from messing
109	* up the lock state.	109	* up the lock state.
110	*/	110	*/
111	mods = mods ^ (mod_mask & ~lock_keys);	111	mods = mods ^ (mod_mask & ~lock_keys);
112	lock_keys = lock_keys \| mod_mask;	112	lock_keys = lock_keys \| mod_mask;
113	} else {	113	} else {
114	lock_keys = lock_keys & ~mod_mask;	114	lock_keys = lock_keys & ~mod_mask;
115	}	115	}
116	}	116	}
117		117	/*
118	printf("type: %d\n", type);	118	printf("type: %d\n", type);
119	printf("mods: 0x%x\n", mods);	119	printf("mods: 0x%x\n", mods);
120	printf("keycode: %u\n", key);	120	printf("keycode: %u\n", key);
121		121	*/
122	ev.type = type;	122	ev.type = type;
123	ev.key = key;	123	ev.key = key;
124	ev.mods = mods;	124	ev.mods = mods;
125		125
126	ev.c = layout_parse_ev(&ev);	126	ev.c = layout_parse_ev(&ev);
127		127
128	async_msg_4(phone2cons, KBD_EVENT, ev.type, ev.key, ev.mods, ev.c);	128	async_msg_4(phone2cons, KBD_EVENT, ev.type, ev.key, ev.mods, ev.c);
129	}	129	}
130		130
131	static void console_connection(ipc_callid_t iid, ipc_call_t *icall)	131	static void console_connection(ipc_callid_t iid, ipc_call_t *icall)
132	{	132	{
133	ipc_callid_t callid;	133	ipc_callid_t callid;
134	ipc_call_t call;	134	ipc_call_t call;
135	int retval;	135	int retval;
136		136
137	if (cons_connected) {	137	if (cons_connected) {
138	ipc_answer_0(iid, ELIMIT);	138	ipc_answer_0(iid, ELIMIT);
139	return;	139	return;
140	}	140	}
141	cons_connected = 1;	141	cons_connected = 1;
142	ipc_answer_0(iid, EOK);	142	ipc_answer_0(iid, EOK);
143		143
144	while (1) {	144	while (1) {
145	callid = async_get_call(&call);	145	callid = async_get_call(&call);
146	switch (IPC_GET_METHOD(call)) {	146	switch (IPC_GET_METHOD(call)) {
147	case IPC_M_PHONE_HUNGUP:	147	case IPC_M_PHONE_HUNGUP:
148	cons_connected = 0;	148	cons_connected = 0;
149	ipc_hangup(phone2cons);	149	ipc_hangup(phone2cons);
150	phone2cons = -1;	150	phone2cons = -1;
151	ipc_answer_0(callid, EOK);	151	ipc_answer_0(callid, EOK);
152	return;	152	return;
153	case IPC_M_CONNECT_TO_ME:	153	case IPC_M_CONNECT_TO_ME:
154	if (phone2cons != -1) {	154	if (phone2cons != -1) {
155	retval = ELIMIT;	155	retval = ELIMIT;
156	break;	156	break;
157	}	157	}
158	phone2cons = IPC_GET_ARG5(call);	158	phone2cons = IPC_GET_ARG5(call);
159	retval = 0;	159	retval = 0;
160	break;	160	break;
161	default:	161	default:
162	retval = EINVAL;	162	retval = EINVAL;
163	}	163	}
164	ipc_answer_0(callid, retval);	164	ipc_answer_0(callid, retval);
165	}	165	}
166	}	166	}
167		167
168		168
169	int main(int argc, char **argv)	169	int main(int argc, char **argv)
170	{	170	{
171	printf(NAME ": HelenOS Keyboard service\n");	171	printf(NAME ": HelenOS Keyboard service\n");
172		172
173	ipcarg_t phonead;	173	ipcarg_t phonead;
174		174
175	/* Initialize port driver. */	175	/* Initialize port driver. */
176	if (kbd_port_init())	176	if (kbd_port_init())
177	return -1;	177	return -1;
178		178
179	/* Initialize key buffer */	179	/* Initialize key buffer */
180	keybuffer_init(&keybuffer);	180	keybuffer_init(&keybuffer);
181		181
182	async_set_client_connection(console_connection);	182	async_set_client_connection(console_connection);
183		183
184	/* Register service at nameserver. */	184	/* Register service at nameserver. */
185	if (ipc_connect_to_me(PHONE_NS, SERVICE_KEYBOARD, 0, 0, &phonead) != 0)	185	if (ipc_connect_to_me(PHONE_NS, SERVICE_KEYBOARD, 0, 0, &phonead) != 0)
186	return -1;	186	return -1;
187		187
188	printf(NAME ": Accepting connections\n");	188	printf(NAME ": Accepting connections\n");
189	async_manager();	189	async_manager();
190		190
191	/* Not reached. */	191	/* Not reached. */
192	return 0;	192	return 0;
193	}	193	}
194		194
195	/**	195	/**
196	* @}	196	* @}
197	*/	197	*/
198		198

Subversion Repositories HelenOS

(root)/trunk/uspace/srv/kbd/generic/kbd.c @ 4271 – Rev 3943 → 3944