moved static variables and functions that should not have stuck behind in fg_joystick.c, but should have been in fg_joystick_x11.c

This commit is contained in:
Diederick C. Niehorster 2017-07-12 22:43:35 +02:00
parent 3c33371938
commit 0d98472817
2 changed files with 185 additions and 178 deletions

View File

@ -68,8 +68,6 @@
# endif
# endif
static int hatmap_x[9] = { 0, 0, 1, 1, 1, 0, -1, -1, -1 };
static int hatmap_y[9] = { 0, 1, 1, 0, -1, -1, -1, 0, 1 };
struct os_specific_s {
char fname [128 ];
int fd;
@ -98,178 +96,7 @@ struct os_specific_s {
# define UHIDDEV "/dev/uhid"
# define AJSDEV "/dev/joy"
# ifdef HAVE_USB_JS
/*
* fghJoystickFindUSBdev (and its helper, fghJoystickWalkUSBdev) try to locate
* the full name of a USB device. If /dev/usbN isn't readable, we punt and
* return the uhidN device name. We warn the user of this situation once.
*/
static char *fghJoystickWalkUSBdev(int f, char *dev, char *out, int outlen)
{
struct usb_device_info di;
int i, a;
char *cp;
for (a = 1; a < USB_MAX_DEVICES; a++) {
di.udi_addr = a;
if (ioctl(f, USB_DEVICEINFO, &di) != 0)
return NULL;
for (i = 0; i < USB_MAX_DEVNAMES; i++)
if (di.udi_devnames[i][0] &&
strcmp(di.udi_devnames[i], dev) == 0) {
cp = calloc( 1, strlen(di.udi_vendor) + strlen(di.udi_product) + 2);
strcpy(cp, di.udi_vendor);
strcat(cp, " ");
strcat(cp, di.udi_product);
strncpy(out, cp, outlen - 1);
out[outlen - 1] = 0;
free( cp );
return out;
}
}
return NULL;
}
static int fghJoystickFindUSBdev(char *name, char *out, int outlen)
{
int i, f;
char buf[50];
char *cp;
static int protection_warned = 0;
for (i = 0; i < 16; i++) {
snprintf(buf, sizeof(buf), "%s%d", USBDEV, i);
f = open(buf, O_RDONLY);
if (f >= 0) {
cp = fghJoystickWalkUSBdev(f, name, out, outlen);
close(f);
if (cp)
return 1;
}
else if (errno == EACCES) {
if (!protection_warned) {
fgWarning ( "Can't open %s for read!", buf );
protection_warned = 1;
}
}
}
return 0;
}
static int fghJoystickInitializeHID(struct os_specific_s *os,
int *num_axes, int *num_buttons)
{
int size, is_joystick;
# ifdef HAVE_USBHID_H
int report_id = 0;
# endif
struct hid_data *d;
struct hid_item h;
report_desc_t rd;
if ( ( rd = hid_get_report_desc( os->fd ) ) == 0 )
{
fgWarning ( "error: %s: %s", os->fname, strerror( errno ) );
return FALSE;
}
os->hids = NULL;
# ifdef HAVE_USBHID_H
if( ioctl( os->fd, USB_GET_REPORT_ID, &report_id ) < 0)
{
/*** XXX {report_id} may not be the right variable? ***/
fgWarning ( "error: %s%d: %s", UHIDDEV, report_id, strerror( errno ) );
return FALSE;
}
size = hid_report_size( rd, hid_input, report_id );
# else
size = hid_report_size( rd, 0, hid_input );
# endif
os->hid_data_buf = calloc( 1, size );
os->hid_dlen = size;
is_joystick = 0;
# ifdef HAVE_USBHID_H
d = hid_start_parse( rd, 1 << hid_input, report_id );
# else
d = hid_start_parse( rd, 1 << hid_input );
# endif
while( hid_get_item( d, &h ) )
{
int usage, page, interesting_hid;
page = HID_PAGE( h.usage );
usage = HID_USAGE( h.usage );
/* This test is somewhat too simplistic, but this is how MicroSoft
* does, so I guess it works for all joysticks/game pads. */
is_joystick = is_joystick ||
( h.kind == hid_collection &&
page == HUP_GENERIC_DESKTOP &&
( usage == HUG_JOYSTICK || usage == HUG_GAME_PAD ) );
if( h.kind != hid_input )
continue;
if( !is_joystick )
continue;
interesting_hid = TRUE;
if( page == HUP_GENERIC_DESKTOP )
{
switch( usage )
{
case HUG_X:
case HUG_RX:
case HUG_Y:
case HUG_RY:
case HUG_Z:
case HUG_RZ:
case HUG_SLIDER:
if( *num_axes < _JS_MAX_AXES )
{
os->axes_usage[ *num_axes ] = usage;
( *num_axes )++;
}
break;
case HUG_HAT_SWITCH:
/* Allocate two axes for a hat */
if( *num_axes + 1 < _JS_MAX_AXES )
{
os->axes_usage[ *num_axes ] = usage;
(*num_axes)++;
os->axes_usage[ *num_axes ] = usage;
(*num_axes)++;
}
break;
default:
interesting_hid = FALSE;
break;
}
}
else if( page == HUP_BUTTON )
{
interesting_hid = ( usage > 0 ) &&
( usage <= _JS_MAX_BUTTONS );
if( interesting_hid && usage - 1 > *num_buttons )
*num_buttons = usage - 1;
}
if( interesting_hid )
{
h.next = os->hids;
os->hids = calloc( 1, sizeof ( struct hid_item ) );
*os->hids = h;
}
}
hid_end_parse( d );
return os->hids != NULL;
}
# endif
#endif
/*

View File

@ -42,6 +42,186 @@
#include <fcntl.h>
#if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
static int hatmap_x[9] = {0, 0, 1, 1, 1, 0, -1, -1, -1};
static int hatmap_y[9] = {0, 1, 1, 0, -1, -1, -1, 0, 1};
# ifdef HAVE_USB_JS
/*
* fghJoystickFindUSBdev (and its helper, fghJoystickWalkUSBdev) try to locate
* the full name of a USB device. If /dev/usbN isn't readable, we punt and
* return the uhidN device name. We warn the user of this situation once.
*/
static char *fghJoystickWalkUSBdev(int f, char *dev, char *out, int outlen)
{
struct usb_device_info di;
int i, a;
char *cp;
for (a = 1; a < USB_MAX_DEVICES; a++) {
di.udi_addr = a;
if (ioctl(f, USB_DEVICEINFO, &di) != 0)
return NULL;
for (i = 0; i < USB_MAX_DEVNAMES; i++)
if (di.udi_devnames[i][0] &&
strcmp(di.udi_devnames[i], dev) == 0) {
cp = calloc(1, strlen(di.udi_vendor) + strlen(di.udi_product) + 2);
strcpy(cp, di.udi_vendor);
strcat(cp, " ");
strcat(cp, di.udi_product);
strncpy(out, cp, outlen - 1);
out[outlen - 1] = 0;
free(cp);
return out;
}
}
return NULL;
}
static int fghJoystickFindUSBdev(char *name, char *out, int outlen)
{
int i, f;
char buf[50];
char *cp;
static int protection_warned = 0;
for (i = 0; i < 16; i++) {
snprintf(buf, sizeof(buf), "%s%d", USBDEV, i);
f = open(buf, O_RDONLY);
if (f >= 0) {
cp = fghJoystickWalkUSBdev(f, name, out, outlen);
close(f);
if (cp)
return 1;
}
else if (errno == EACCES) {
if (!protection_warned) {
fgWarning("Can't open %s for read!", buf);
protection_warned = 1;
}
}
}
return 0;
}
static int fghJoystickInitializeHID(struct os_specific_s *os,
int *num_axes, int *num_buttons)
{
int size, is_joystick;
# ifdef HAVE_USBHID_H
int report_id = 0;
# endif
struct hid_data *d;
struct hid_item h;
report_desc_t rd;
if ((rd = hid_get_report_desc(os->fd)) == 0)
{
fgWarning("error: %s: %s", os->fname, strerror(errno));
return FALSE;
}
os->hids = NULL;
# ifdef HAVE_USBHID_H
if (ioctl(os->fd, USB_GET_REPORT_ID, &report_id) < 0)
{
/*** XXX {report_id} may not be the right variable? ***/
fgWarning("error: %s%d: %s", UHIDDEV, report_id, strerror(errno));
return FALSE;
}
size = hid_report_size(rd, hid_input, report_id);
# else
size = hid_report_size(rd, 0, hid_input);
# endif
os->hid_data_buf = calloc(1, size);
os->hid_dlen = size;
is_joystick = 0;
# ifdef HAVE_USBHID_H
d = hid_start_parse(rd, 1 << hid_input, report_id);
# else
d = hid_start_parse(rd, 1 << hid_input);
# endif
while (hid_get_item(d, &h))
{
int usage, page, interesting_hid;
page = HID_PAGE(h.usage);
usage = HID_USAGE(h.usage);
/* This test is somewhat too simplistic, but this is how MicroSoft
* does, so I guess it works for all joysticks/game pads. */
is_joystick = is_joystick ||
(h.kind == hid_collection &&
page == HUP_GENERIC_DESKTOP &&
(usage == HUG_JOYSTICK || usage == HUG_GAME_PAD));
if (h.kind != hid_input)
continue;
if (!is_joystick)
continue;
interesting_hid = TRUE;
if (page == HUP_GENERIC_DESKTOP)
{
switch (usage)
{
case HUG_X:
case HUG_RX:
case HUG_Y:
case HUG_RY:
case HUG_Z:
case HUG_RZ:
case HUG_SLIDER:
if (*num_axes < _JS_MAX_AXES)
{
os->axes_usage[*num_axes] = usage;
(*num_axes)++;
}
break;
case HUG_HAT_SWITCH:
/* Allocate two axes for a hat */
if (*num_axes + 1 < _JS_MAX_AXES)
{
os->axes_usage[*num_axes] = usage;
(*num_axes)++;
os->axes_usage[*num_axes] = usage;
(*num_axes)++;
}
break;
default:
interesting_hid = FALSE;
break;
}
}
else if (page == HUP_BUTTON)
{
interesting_hid = (usage > 0) &&
(usage <= _JS_MAX_BUTTONS);
if (interesting_hid && usage - 1 > *num_buttons)
*num_buttons = usage - 1;
}
if (interesting_hid)
{
h.next = os->hids;
os->hids = calloc(1, sizeof(struct hid_item));
*os->hids = h;
}
}
hid_end_parse(d);
return os->hids != NULL;
}
# endif
#endif
/*this should be defined in a header file */
#define MAX_NUM_JOYSTICKS 2
extern SFG_Joystick *fgJoystick [ MAX_NUM_JOYSTICKS ];