1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
/*
* Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of Hyra nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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.
*/
#include <sys/ascii.h>
#include <sys/errno.h>
#include <sys/param.h>
#include <liboda/oda.h>
#include <liboda/input.h>
#include <stdint.h>
#include <stdio.h>
/*
* Convert key scancode/char values to fixed
* ODA key constants
*/
static inline uint16_t
oda_map_key(const struct oda_key *key)
{
uint16_t type = ODA_KEY_OTHER;
switch (key->ch) {
case ASCII_ESC:
type = ODA_KEY_ESCAPE;
break;
case ASCII_HT:
type = ODA_KEY_TAB;
break;
case ASCII_BS:
type = ODA_KEY_BACKSPACE;
break;
}
return type;
}
/*
* Dispatch keyboard events. This is typically
* called in an event loop so that keyboard events
* are handled per iteration.
*
* @kbd: Keyboard to monitor
*/
int
oda_kbd_dispatch(struct oda_kbd *kbd)
{
struct oda_key key;
int input;
if (kbd == NULL) {
return -EINVAL;
}
/* Attempt to grab the input */
if ((input = getchar()) < 0) {
return -EAGAIN;
}
key.scancode = ODA_SCANCODE(input);
key.ch = ODA_KEYCHAR(input);
key.type = oda_map_key(&key);
return kbd->handle_keyev(kbd, &key);
}
|
