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Main/input.c
sorgelig 680fdab13d Fixes and improvements in joystick code.
2017-07-07 20:03:34 +08:00

1013 lines
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#include <stdio.h>
#include <fcntl.h>
#include <linux/input.h>
#include <unistd.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
#include <sys/inotify.h>
#include <sys/poll.h>
#include <sys/sysinfo.h>
#include "input.h"
#include "user_io.h"
#define NUMDEV 10
typedef struct
{
uint16_t vid, pid;
char led;
char has_map;
char last_l, last_r, last_u, last_d;
uint32_t map[32];
} devInput;
static devInput input[NUMDEV] = {0};
static int first_joystick = -1;
#define LCTRL 0x0100
#define LSHIFT 0x0200
#define LALT 0x0400
#define LGUI 0x0800
#define RCTRL 0x1000
#define RSHIFT 0x2000
#define RALT 0x4000
#define RGUI 0x8000
#define MODMASK 0xFF00
#define NONE 0
static int ev2usb[] =
{
NONE, //0 KEY_RESERVED
0x29, //1 KEY_ESC
0x1e, //2 KEY_1
0x1f, //3 KEY_2
0x20, //4 KEY_3
0x21, //5 KEY_4
0x22, //6 KEY_5
0x23, //7 KEY_6
0x24, //8 KEY_7
0x25, //9 KEY_8
0x26, //10 KEY_9
0x27, //11 KEY_0
0x2D, //12 KEY_MINUS
0x2E, //13 KEY_EQUAL
0x2A, //14 KEY_BACKSPACE
0x2B, //15 KEY_TAB
0x14, //16 KEY_Q
0x1a, //17 KEY_W
0x08, //18 KEY_E
0x15, //19 KEY_R
0x17, //20 KEY_T
0x1c, //21 KEY_Y
0x18, //22 KEY_U
0x0c, //23 KEY_I
0x12, //24 KEY_O
0x13, //25 KEY_P
0x2F, //26 KEY_LEFTBRACE
0x30, //27 KEY_RIGHTBRACE
0x28, //28 KEY_ENTER
LCTRL, //29 KEY_LEFTCTRL
0x04, //30 KEY_A
0x16, //31 KEY_S
0x07, //32 KEY_D
0x09, //33 KEY_F
0x0a, //34 KEY_G
0x0b, //35 KEY_H
0x0d, //36 KEY_J
0x0e, //37 KEY_K
0x0f, //38 KEY_L
0x33, //39 KEY_SEMICOLON
0x34, //40 KEY_APOSTROPHE
0x35, //41 KEY_GRAVE
LSHIFT, //42 KEY_LEFTSHIFT
0x31, //43 KEY_BACKSLASH
0x1d, //44 KEY_Z
0x1b, //45 KEY_X
0x06, //46 KEY_C
0x19, //47 KEY_V
0x05, //48 KEY_B
0x11, //49 KEY_N
0x10, //50 KEY_M
0x36, //51 KEY_COMMA
0x37, //52 KEY_DOT
0x38, //53 KEY_SLASH
RSHIFT, //54 KEY_RIGHTSHIFT
0x55, //55 KEY_KPASTERISK
LALT, //56 KEY_LEFTALT
0x2C, //57 KEY_SPACE
0x39, //58 KEY_CAPSLOCK
0x3a, //59 KEY_F1
0x3b, //60 KEY_F2
0x3c, //61 KEY_F3
0x3d, //62 KEY_F4
0x3e, //63 KEY_F5
0x3f, //64 KEY_F6
0x40, //65 KEY_F7
0x41, //66 KEY_F8
0x42, //67 KEY_F9
0x43, //68 KEY_F10
0x53, //69 KEY_NUMLOCK
0x47, //70 KEY_SCROLLLOCK
0x5F, //71 KEY_KP7
0x60, //72 KEY_KP8
0x61, //73 KEY_KP9
0x56, //74 KEY_KPMINUS
0x5C, //75 KEY_KP4
0x5D, //76 KEY_KP5
0x5E, //77 KEY_KP6
0x57, //78 KEY_KPPLUS
0x59, //79 KEY_KP1
0x5A, //80 KEY_KP2
0x5B, //81 KEY_KP3
0x62, //82 KEY_KP0
0x63, //83 KEY_KPDOT
NONE, //84 ???
NONE, //85 KEY_ZENKAKU
NONE, //86 KEY_102ND
0x44, //87 KEY_F11
0x45, //88 KEY_F12
NONE, //89 KEY_RO
NONE, //90 KEY_KATAKANA
NONE, //91 KEY_HIRAGANA
NONE, //92 KEY_HENKAN
NONE, //93 KEY_KATAKANA
NONE, //94 KEY_MUHENKAN
NONE, //95 KEY_KPJPCOMMA
0x28, //96 KEY_KPENTER
RCTRL, //97 KEY_RIGHTCTRL
0x54, //98 KEY_KPSLASH
NONE, //99 KEY_SYSRQ
RALT, //100 KEY_RIGHTALT
NONE, //101 KEY_LINEFEED
0x4A, //102 KEY_HOME
0x52, //103 KEY_UP
0x4B, //104 KEY_PAGEUP
0x50, //105 KEY_LEFT
0x4F, //106 KEY_RIGHT
0x4D, //107 KEY_END
0x51, //108 KEY_DOWN
0x4E, //109 KEY_PAGEDOWN
0x49, //110 KEY_INSERT
0x4C, //111 KEY_DELETE
NONE, //112 KEY_MACRO
NONE, //113 KEY_MUTE
NONE, //114 KEY_VOLUMEDOWN
NONE, //115 KEY_VOLUMEUP
NONE, //116 KEY_POWER
0x67, //117 KEY_KPEQUAL
NONE, //118 KEY_KPPLUSMINUS
0x48, //119 KEY_PAUSE
NONE, //120 KEY_SCALE
NONE, //121 KEY_KPCOMMA
NONE, //122 KEY_HANGEUL
NONE, //123 KEY_HANJA
NONE, //124 KEY_YEN
LGUI, //125 KEY_LEFTMETA
RGUI, //126 KEY_RIGHTMETA
0x65, //127 KEY_COMPOSE
NONE, //128 KEY_STOP
NONE, //129 KEY_AGAIN
NONE, //130 KEY_PROPS
NONE, //131 KEY_UNDO
NONE, //132 KEY_FRONT
NONE, //133 KEY_COPY
NONE, //134 KEY_OPEN
NONE, //135 KEY_PASTE
NONE, //136 KEY_FIND
NONE, //137 KEY_CUT
NONE, //138 KEY_HELP
NONE, //139 KEY_MENU
NONE, //140 KEY_CALC
NONE, //141 KEY_SETUP
NONE, //142 KEY_SLEEP
NONE, //143 KEY_WAKEUP
NONE, //144 KEY_FILE
NONE, //145 KEY_SENDFILE
NONE, //146 KEY_DELETEFILE
NONE, //147 KEY_XFER
NONE, //148 KEY_PROG1
NONE, //149 KEY_PROG2
NONE, //150 KEY_WWW
NONE, //151 KEY_MSDOS
NONE, //152 KEY_SCREENLOCK
NONE, //153 KEY_DIRECTION
NONE, //154 KEY_CYCLEWINDOWS
NONE, //155 KEY_MAIL
NONE, //156 KEY_BOOKMARKS
NONE, //157 KEY_COMPUTER
NONE, //158 KEY_BACK
NONE, //159 KEY_FORWARD
NONE, //160 KEY_CLOSECD
NONE, //161 KEY_EJECTCD
NONE, //162 KEY_EJECTCLOSECD
NONE, //163 KEY_NEXTSONG
NONE, //164 KEY_PLAYPAUSE
NONE, //165 KEY_PREVIOUSSONG
NONE, //166 KEY_STOPCD
NONE, //167 KEY_RECORD
NONE, //168 KEY_REWIND
NONE, //169 KEY_PHONE
NONE, //170 KEY_ISO
NONE, //171 KEY_CONFIG
NONE, //172 KEY_HOMEPAGE
NONE, //173 KEY_REFRESH
NONE, //174 KEY_EXIT
NONE, //175 KEY_MOVE
NONE, //176 KEY_EDIT
NONE, //177 KEY_SCROLLUP
NONE, //178 KEY_SCROLLDOWN
NONE, //179 KEY_KPLEFTPAREN
NONE, //180 KEY_KPRIGHTPAREN
NONE, //181 KEY_NEW
NONE, //182 KEY_REDO
NONE, //183 KEY_F13
NONE, //184 KEY_F14
NONE, //185 KEY_F15
NONE, //186 KEY_F16
NONE, //187 KEY_F17
NONE, //188 KEY_F18
NONE, //189 KEY_F19
NONE, //190 KEY_F20
NONE, //191 KEY_F21
NONE, //192 KEY_F22
NONE, //193 KEY_F23
NONE, //194 KEY_F24
NONE, //195 ???
NONE, //196 ???
NONE, //197 ???
NONE, //198 ???
NONE, //199 ???
NONE, //200 KEY_PLAYCD
NONE, //201 KEY_PAUSECD
NONE, //202 KEY_PROG3
NONE, //203 KEY_PROG4
NONE, //204 KEY_DASHBOARD
NONE, //205 KEY_SUSPEND
NONE, //206 KEY_CLOSE
NONE, //207 KEY_PLAY
NONE, //208 KEY_FASTFORWARD
NONE, //209 KEY_BASSBOOST
0x46, //210 KEY_PRINT
NONE, //211 KEY_HP
NONE, //212 KEY_CAMERA
NONE, //213 KEY_SOUND
NONE, //214 KEY_QUESTION
NONE, //215 KEY_EMAIL
NONE, //216 KEY_CHAT
NONE, //217 KEY_SEARCH
NONE, //218 KEY_CONNECT
NONE, //219 KEY_FINANCE
NONE, //220 KEY_SPORT
NONE, //221 KEY_SHOP
NONE, //222 KEY_ALTERASE
NONE, //223 KEY_CANCEL
NONE, //224 KEY_BRIGHT_DOWN
NONE, //225 KEY_BRIGHT_UP
NONE, //226 KEY_MEDIA
NONE, //227 KEY_SWITCHVIDEO
NONE, //228 KEY_DILLUMTOGGLE
NONE, //229 KEY_DILLUMDOWN
NONE, //230 KEY_DILLUMUP
NONE, //231 KEY_SEND
NONE, //232 KEY_REPLY
NONE, //233 KEY_FORWARDMAIL
NONE, //234 KEY_SAVE
NONE, //235 KEY_DOCUMENTS
NONE, //236 KEY_BATTERY
NONE, //237 KEY_BLUETOOTH
NONE, //238 KEY_WLAN
NONE, //239 KEY_UWB
NONE, //240 KEY_UNKNOWN
NONE, //241 KEY_VIDEO_NEXT
NONE, //242 KEY_VIDEO_PREV
NONE, //243 KEY_BRIGHT_CYCLE
NONE, //244 KEY_BRIGHT_AUTO
NONE, //245 KEY_DISPLAY_OFF
NONE, //246 KEY_WWAN
NONE, //247 KEY_RFKILL
NONE, //248 KEY_MICMUTE
NONE, //249 ???
NONE, //250 ???
NONE, //251 ???
NONE, //252 ???
NONE, //253 ???
NONE, //254 ???
NONE //255 ???
};
int mfd = -1;
int mwd = -1;
static int set_watch()
{
mwd = -1;
mfd = inotify_init();
if (mfd < 0)
{
printf("ERR: inotify_init");
return -1;
}
mwd = inotify_add_watch(mfd, "/dev/input",
IN_MODIFY | IN_CREATE | IN_DELETE);
if (mwd < 0)
{
printf("ERR: inotify_add_watch");
return -1;
}
return mfd;
}
#define EVENT_SIZE ( sizeof (struct inotify_event) )
#define BUF_LEN ( 1024 * ( EVENT_SIZE + 16 ) )
static int check_devs()
{
int result = 0;
int length, i = 0;
char buffer[BUF_LEN];
length = read(mfd, buffer, BUF_LEN);
if (length < 0)
{
printf("ERR: read\n");
return 0;
}
while (i<length)
{
struct inotify_event *event = (struct inotify_event *) &buffer[i];
if (event->len)
{
if (event->mask & IN_CREATE)
{
result = 1;
if (event->mask & IN_ISDIR)
{
printf("The directory %s was created.\n", event->name);
}
else
{
printf("The file %s was created.\n", event->name);
}
}
else if (event->mask & IN_DELETE)
{
result = 1;
if (event->mask & IN_ISDIR)
{
printf("The directory %s was deleted.\n", event->name);
}
else
{
printf("The file %s was deleted.\n", event->name);
}
}
/*
else if ( event->mask & IN_MODIFY )
{
result = 1;
if ( event->mask & IN_ISDIR )
{
printf( "The directory %s was modified.\n", event->name );
}
else
{
printf( "The file %s was modified.\n", event->name );
}
}
*/
}
i += EVENT_SIZE + event->len;
}
return result;
}
static void INThandler()
{
printf("\nExiting...\n");
if (mwd >= 0) inotify_rm_watch(mfd, mwd);
if (mfd >= 0) close(mfd);
exit(0);
}
#define test_bit(bit, array) (array [bit / 8] & (1 << (bit % 8)))
static char has_led(int fd)
{
unsigned char evtype_b[(EV_MAX + 7) / 8];
if (fd<0) return 0;
memset(&evtype_b, 0, sizeof(evtype_b));
if (ioctl(fd, EVIOCGBIT(0, sizeof(evtype_b)), evtype_b) < 0)
{
printf("ERR: evdev ioctl.\n");
return 0;
}
if (test_bit(EV_LED, evtype_b))
{
printf("has LEDs.\n");
return 1;
}
return 0;
}
static char leds_state = 0;
void set_kbdled(int mask, int state)
{
leds_state = state ? leds_state | (mask&HID_LED_MASK) : leds_state & ~(mask&HID_LED_MASK);
}
int get_kbdled(int mask)
{
return (leds_state & (mask&HID_LED_MASK)) ? 1 : 0;
}
int toggle_kbdled(int mask)
{
int state = !get_kbdled(mask);
set_kbdled(mask, state);
return state;
}
static int mapping = 0;
static int mapping_button;
static int mapping_dev;
static int mapping_type;
static int mapping_count;
void start_map_setting(int cnt)
{
mapping_button = 0;
mapping = 1;
mapping_dev = -1;
mapping_type = 1;
mapping_count = cnt;
}
int get_map_button()
{
return mapping_button;
}
int get_map_type()
{
return mapping_type;
}
static char *get_map_name(int dev)
{
static char name[128];
sprintf(name, "%s_input_%04x_%04x.map", user_io_get_core_name_ex(), input[dev].vid, input[dev].pid);
return name;
}
void finish_map_setting(int dismiss)
{
mapping = 0;
if (mapping_dev<0) return;
if(dismiss) input[mapping_dev].has_map = 0;
else FileSaveConfig(get_map_name(mapping_dev), &input[mapping_dev].map, sizeof(input[mapping_dev].map));
}
uint16_t get_map_vid()
{
return input[mapping_dev].vid;
}
uint16_t get_map_pid()
{
return input[mapping_dev].pid;
}
#define KEY_EMU_LEFT (KEY_MAX+1)
#define KEY_EMU_RIGHT (KEY_MAX+2)
#define KEY_EMU_UP (KEY_MAX+3)
#define KEY_EMU_DOWN (KEY_MAX+4)
static void input_cb(struct input_event *ev, int dev);
static void joy_digital(int num, uint16_t mask, char press, int bnum)
{
static uint16_t joy[2] = { 0 };
if (num < 2)
{
if (user_io_osd_is_visible() || (bnum == 17))
{
memset(joy, 0, sizeof(joy));
struct input_event ev;
ev.type = EV_KEY;
ev.value = press;
switch (mask)
{
case JOY_RIGHT:
ev.code = KEY_RIGHT;
break;
case JOY_LEFT:
ev.code = KEY_LEFT;
break;
case JOY_UP:
ev.code = KEY_UP;
break;
case JOY_DOWN:
ev.code = KEY_DOWN;
break;
case JOY_BTN1:
ev.code = KEY_ENTER;
break;
case JOY_BTN2:
ev.code = KEY_ESC;
break;
case JOY_BTN3:
ev.code = KEY_BACKSPACE;
break;
default:
ev.code = (bnum == 17) ? KEY_F12 : 0;
}
input_cb(&ev, 0);
}
else
{
if (press) joy[num] |= mask;
else joy[num] &= ~mask;
user_io_digital_joystick(num, joy[num]);
}
}
}
static void joy_analog(int num, int axis, int offset)
{
static int pos[2][2] = { 0 };
if (num < 2)
{
pos[num][axis] = offset;
user_io_analog_joystick(num, (char)(pos[num][0]), (char)(pos[num][1]));
}
}
static void input_cb(struct input_event *ev, int dev)
{
static int key_mapped = 0;
static uint8_t modifiers = 0;
static char keys[6] = { 0,0,0,0,0,0 };
static unsigned char mouse_btn = 0;
static int kbd_toggle = 0;
// repeat events won'tbe processed
if (ev->type == EV_KEY && ev->value > 1) return;
int map_skip = (mapping && ev->type == EV_KEY && ev->code == 57 && mapping_dev >= 0 && mapping_type);
int map_cancel = (mapping && ev->type == EV_KEY && ev->code == 1);
//mouse
switch (ev->type)
{
case EV_KEY:
if (ev->code >= 272 && ev->code <= 279)
{
unsigned char mask = 1 << (ev->code - 272);
mouse_btn = (ev->value) ? mouse_btn | mask : mouse_btn & ~mask;
user_io_mouse(mouse_btn, 0, 0);
return;
}
break;
case EV_REL:
{
switch (ev->code)
{
case 0:
//printf("Mouse PosX: %d\n", ev->value);
user_io_mouse(mouse_btn, ev->value, 0);
return;
case 1:
//printf("Mouse PosY: %d\n", ev->value);
user_io_mouse(mouse_btn, 0, ev->value);
return;
}
}
break;
}
if (!input[dev].has_map)
{
if (!FileLoadConfig(get_map_name(dev), &input[dev].map, sizeof(input[dev].map)))
{
memset(&input[dev].map, 0, sizeof(input[dev].map));
}
input[dev].has_map = 1;
}
//joystick mapping
if (mapping && (mapping_dev >=0 || ev->value) && !map_cancel)
{
if (ev->type == EV_KEY)
{
if ((mapping_dev < 0) || ((ev->code >= BTN_JOYSTICK) ? mapping_type : !mapping_type))
{
if (mapping_dev < 0)
{
mapping_dev = dev;
mapping_type = (ev->code >= BTN_JOYSTICK) ? 1 : 0;
}
if (mapping_dev == dev && mapping_button < mapping_count)
{
if (ev->value)
{
if (!mapping_button) memset(&input[dev].map, 0, sizeof(input[dev].map));
int found = 0;
for (int i = 0; i < mapping_button; i++) if (input[dev].map[i] == ev->code) found = 1;
if (!found)
{
input[dev].map[(mapping_button == (mapping_count - 1)) ? 16 + mapping_type : mapping_button] = ev->code;
key_mapped = 1;
}
}
else
{
if (key_mapped) mapping_button++;
key_mapped = 0;
}
}
return;
}
}
if (map_skip && mapping_button < mapping_count)
{
if (ev->value == 1)
{
mapping_button++;
}
return;
}
}
else
{
key_mapped = 0;
switch (ev->type)
{
case EV_KEY:
//joystick buttons, digital directions
if (ev->code >= BTN_JOYSTICK)
{
if (first_joystick < 0) first_joystick = dev;
for (int i = 0; i <= 17; i++)
{
if (ev->code == input[dev].map[i])
{
joy_digital((first_joystick == dev) ? 0 : 1, 1<<i, ev->value, i);
return;
}
}
return;
}
// keyboard
else
{
if(!user_io_osd_is_visible() && ((user_io_get_kbdemu() == EMU_JOY0) || (user_io_get_kbdemu() == EMU_JOY1)))
{
if (!kbd_toggle)
{
for (int i = 0; i <= 15; i++)
{
if (ev->code == input[dev].map[i])
{
joy_digital((user_io_get_kbdemu() == EMU_JOY0) ? 0 : 1, 1 << i, ev->value, i);
return;
}
}
}
if (ev->code == input[dev].map[16])
{
if (ev->value) kbd_toggle = !kbd_toggle;
return;
}
}
else
{
kbd_toggle = 0;
}
int key = (ev->code < (sizeof(ev2usb) / sizeof(ev2usb[0]))) ? ev2usb[ev->code] : NONE;
if(key != NONE)
{
if (key & MODMASK)
{
modifiers = (ev->value) ? modifiers | (uint8_t)(key >> 8) : modifiers & ~(uint8_t)(key >> 8);
}
else
{
if (ev->value)
{
int found = 0;
for (int i = 0; i < (sizeof(keys) / sizeof(keys[0])); i++) if (keys[i] == (uint8_t)key) found = 1;
if (!found)
{
for (int i = 0; i < (sizeof(keys) / sizeof(keys[0])); i++)
{
if (!keys[i])
{
keys[i] = (uint8_t)key;
break;
}
}
}
}
else
{
for (int i = 0; i < (sizeof(keys) / sizeof(keys[0])); i++) if (keys[i] == (uint8_t)key) keys[i] = 0;
}
int j = 0;
for (int i = 0; i < (sizeof(keys) / sizeof(keys[0])); i++) if (keys[i]) keys[j++] = keys[i];
while (j < (sizeof(keys) / sizeof(keys[0]))) keys[j++] = 0;
}
user_io_kbd(modifiers, keys, input[dev].vid, input[dev].pid);
return;
}
}
break;
//analog joystick
case EV_ABS:
// skip if first joystick is not defined.
if (first_joystick < 0) break;
// TODO:
// 1) add analog axis mapping
// 2) enable invertion
if (ev->code == 0) // x
{
int offset = 0;
if (ev->value < 127 || ev->value>129) offset = ev->value - 128;
joy_analog((first_joystick == dev) ? 0 : 1, 0, offset);
return;
}
if (ev->code == 1) // y
{
int offset = 0;
if (ev->value < 127 || ev->value>129) offset = ev->value - 128;
joy_analog((first_joystick == dev) ? 0 : 1, 1, offset);
return;
}
break;
}
}
}
static uint16_t read_hex(char *filename)
{
FILE *in;
unsigned int value;
in = fopen(filename, "rb");
if (!in) return 0;
if (fscanf(in, "%x", &value) == 1)
{
fclose(in);
return (uint16_t)value;
}
fclose(in);
return 0;
}
static void getVidPid(int num, uint16_t* vid, uint16_t* pid)
{
char name[256];
sprintf(name, "/sys/class/input/event%d/device/id/vendor", num);
*vid = read_hex(name);
sprintf(name, "/sys/class/input/event%d/device/id/product", num);
*pid = read_hex(name);
}
int input_poll(int getchar)
{
static struct pollfd pool[NUMDEV + 1];
static char cur_leds = 0;
static int state = 0;
char devname[20];
struct input_event ev;
if (state == 0)
{
signal(SIGINT, INThandler);
pool[NUMDEV].fd = set_watch();
pool[NUMDEV].events = POLLIN;
state++;
}
if (state == 1)
{
printf("Open up to %d input devices.\n", NUMDEV);
for (int i = 0; i<NUMDEV; i++)
{
sprintf(devname, "/dev/input/event%d", i);
pool[i].fd = open(devname, O_RDWR);
pool[i].events = POLLIN;
memset(&input[i], 0, sizeof(input[i]));
input[i].led = has_led(pool[i].fd);
if (pool[i].fd > 0) getVidPid(i, &input[i].vid, &input[i].pid);
if (pool[i].fd > 0) printf("opened %s (%04x:%04x)\n", devname, input[i].vid, input[i].pid);
}
cur_leds |= 0x80;
state++;
}
if (state == 2)
{
int return_value = poll(pool, NUMDEV + 1, 0);
if (return_value < 0)
{
printf("ERR: poll\n");
}
else if (return_value > 0)
{
if ((pool[NUMDEV].revents & POLLIN) && check_devs())
{
printf("Close all devices.\n");
for (int i = 0; i<NUMDEV; i++)
{
if (pool[i].fd >= 0) close(pool[i].fd);
}
state = 1;
return 0;
}
for (int i = 0; i<NUMDEV; i++)
{
if ((pool[i].fd >= 0) && (pool[i].revents & POLLIN))
{
memset(&ev, 0, sizeof(ev));
if (read(pool[i].fd, &ev, sizeof(ev)) == sizeof(ev))
{
if (getchar)
{
if (ev.type == EV_KEY && ev.value >= 1)
{
return ev.code;
}
}
else
{
if (is_menu_core())
{
switch (ev.type)
{
//keyboard, buttons
case EV_KEY:
printf("Input event: type=EV_KEY, code=%d(%x), value=%d\n", ev.code, ev.code, ev.value);
break;
//mouse
case EV_REL:
printf("Input event: type=EV_REL, Axis=%d, Offset:=%d\n", ev.code, ev.value);
break;
case EV_SYN:
case EV_MSC:
break;
//analog joystick
case EV_ABS:
if (ev.code == 61) break; //ps3 accel axis
if (ev.code == 60) break; //ps3 accel axis
if (ev.code == 59) break; //ps3 accel axis
//reduce flood from PS3 gamepad
if (input[i].vid == 0x054c && input[i].pid == 0x0268)
{
if (ev.code <= 5 && ev.value > 118 && ev.value < 138) break;
}
printf("Input event: type=EV_ABS, Axis=%d, Offset:=%d\n", ev.code, ev.value);
break;
default:
printf("Input event: type=%d, code=%d(%x), value=%d(%x)\n", ev.type, ev.code, ev.code, ev.value, ev.value);
}
}
input_cb(&ev, i);
//sumulate digital directions from analog
if (ev.type == EV_ABS)
{
// some pads use axis 16 for L/R PAD, axis 17 for U/D PAD
// emulate PAD on axis 0/1
char l, r, u, d;
l = r = u = d = 0;
if(ev.code == 0 || ev.code == 16) // x
{
if ((ev.code == 0 && ev.value < 90) || (ev.code == 16 && ev.value == -1)) l = 1;
if ((ev.code == 0 && ev.value > 164) || (ev.code == 16 && ev.value == 1)) r = 1;
ev.type = EV_KEY;
if (input[i].last_l != l)
{
ev.code = KEY_EMU_LEFT;
ev.value = l;
input_cb(&ev, i);
input[i].last_l = l;
}
if (input[i].last_r != r)
{
ev.code = KEY_EMU_RIGHT;
ev.value = r;
input_cb(&ev, i);
input[i].last_r = r;
}
}
if (ev.code == 1 || ev.code == 17) // y
{
if ((ev.code == 1 && ev.value < 90) || (ev.code == 17 && ev.value == -1)) u = 1;
if ((ev.code == 1 && ev.value > 164) || (ev.code == 17 && ev.value == 1)) d = 1;
ev.type = EV_KEY;
if (input[i].last_u != u)
{
ev.code = KEY_EMU_UP;
ev.value = u;
input_cb(&ev, i);
input[i].last_u = u;
}
if (input[i].last_d != d)
{
ev.code = KEY_EMU_DOWN;
ev.value = d;
input_cb(&ev, i);
input[i].last_d = d;
}
}
}
}
}
}
}
}
if (cur_leds != leds_state)
{
cur_leds = leds_state;
for (int i = 0; i<NUMDEV; i++)
{
if (input[i].led)
{
ev.type = EV_LED;
ev.code = LED_SCROLLL;
ev.value = (cur_leds&HID_LED_SCROLL_LOCK) ? 1 : 0;
write(pool[i].fd, &ev, sizeof(struct input_event));
ev.code = LED_NUML;
ev.value = (cur_leds&HID_LED_NUM_LOCK) ? 1 : 0;
write(pool[i].fd, &ev, sizeof(struct input_event));
ev.code = LED_CAPSL;
ev.value = (cur_leds&HID_LED_CAPS_LOCK) ? 1 : 0;
write(pool[i].fd, &ev, sizeof(struct input_event));
}
}
}
}
return 0;
}
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