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
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
#include "input.h"
/* ------------------------------------------------------------------ */
char *EV_NAME[EV_CNT] = {
#include "EV.h"
};
static char *REL_NAME[REL_CNT] = {
#include "REL.h"
};
static char *ABS_NAME[ABS_CNT] = {
#include "ABS.h"
};
static char *MSC_NAME[MSC_CNT] = {
#include "MSC.h"
};
static char *LED_NAME[LED_CNT] = {
#include "LED.h"
};
static char *SND_NAME[SND_CNT] = {
#include "SND.h"
};
#ifndef REP_CNT
#define REP_CNT (REP_MAX + 1)
#endif
static char *REP_NAME[REP_CNT] = {
#include "REP.h"
};
static char *KEY_NAME[KEY_CNT] = {
#include "KEY.h"
#include "BTN.h"
};
static char *SW_NAME[SW_CNT] = {
#include "SW.h"
};
int EV_TYPE_MAX[EV_CNT] = {
[EV_REL] = REL_MAX,
[EV_ABS] = ABS_MAX,
[EV_MSC] = MSC_MAX,
[EV_LED] = LED_MAX,
[EV_SND] = SND_MAX,
[EV_REP] = REP_MAX,
[EV_KEY] = KEY_MAX,
[EV_SW] = SW_MAX,
};
char **EV_TYPE_NAME[EV_CNT] = {
[EV_REL] = REL_NAME,
[EV_ABS] = ABS_NAME,
[EV_MSC] = MSC_NAME,
[EV_LED] = LED_NAME,
[EV_SND] = SND_NAME,
[EV_REP] = REP_NAME,
[EV_KEY] = KEY_NAME,
[EV_SW] = SW_NAME,
};
char *BUS_NAME[] = {
#include "BUS.h"
};
/* ------------------------------------------------------------------ */
int device_open(int nr, int verbose)
{
char filename[32];
int fd, version;
snprintf(filename,sizeof(filename),
"/dev/input/event%d",nr);
fd = open(filename,O_RDONLY);
if (-1 == fd) {
fprintf(stderr,"open %s: %s\n",
filename,strerror(errno));
return -1;
}
if (verbose)
fprintf(stderr,"%s\n",filename);
return fd;
}
void device_info(int fd)
{
struct input_id id;
BITFIELD bits[32];
char buf[32];
int rc,bit;
rc = ioctl(fd,EVIOCGID,&id);
if (rc >= 0)
fprintf(stderr,
" bustype : %s\n"
" vendor : 0x%x\n"
" product : 0x%x\n"
" version : %d\n",
BUS_NAME[id.bustype],
id.vendor, id.product, id.version);
rc = ioctl(fd,EVIOCGNAME(sizeof(buf)),buf);
if (rc >= 0)
fprintf(stderr," name : \"%.*s\"\n",rc,buf);
rc = ioctl(fd,EVIOCGPHYS(sizeof(buf)),buf);
if (rc >= 0)
fprintf(stderr," phys : \"%.*s\"\n",rc,buf);
rc = ioctl(fd,EVIOCGUNIQ(sizeof(buf)),buf);
if (rc >= 0)
fprintf(stderr," uniq : \"%.*s\"\n",rc,buf);
rc = ioctl(fd,EVIOCGBIT(0,sizeof(bits)),bits);
if (rc >= 0) {
fprintf(stderr," bits ev :");
for (bit = 0; bit < rc*8 && bit < EV_MAX; bit++) {
if (test_bit(bit,bits))
fprintf(stderr," %s", EV_NAME[bit]);
}
fprintf(stderr,"\n");
}
fprintf(stderr,"\n");
}
/* ------------------------------------------------------------------ */
void print_event(struct input_event *event)
{
char ts[32];
time_t t;
t = event->time.tv_sec;
strftime(ts,sizeof(ts),"%H:%M:%S",localtime(&t));
fprintf(stderr,"%s.%06ld: %s",ts,event->time.tv_usec,
EV_NAME[event->type]);
switch (event->type) {
case EV_KEY:
fprintf(stderr," %s %s",
ev_type_name(EV_KEY, event->code),
event->value ? "pressed" : "released");
break;
case EV_REL:
case EV_ABS:
case EV_MSC:
case EV_LED:
case EV_SND:
case EV_REP:
case EV_SW:
fprintf(stderr," %s %d",
ev_type_name(event->type, event->code), event->value);
break;
default:
fprintf(stderr," code=%u value=%d",
(unsigned int)event->code, event->value);
}
fprintf(stderr,"\n");
}
/* ---------------------------------------------------------------------
* Local variables:
* c-basic-offset: 8
* End:
*/
|
