src/joystick/bsd/SDL_sysjoystick.c
author Sam Lantinga <slouken@libsdl.org>
Sun, 10 Mar 2002 03:49:25 +0000
changeset 307 0185452e9f83
parent 297 f6ffac90895c
child 358 1f148809d972
permissions -rw-r--r--
This properly scales axes, and adds support for sliders/wheels
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002  Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Library General Public
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    License as published by the Free Software Foundation; either
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    version 2 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Library General Public License for more details.
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    You should have received a copy of the GNU Library General Public
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    License along with this library; if not, write to the Free
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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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    Sam Lantinga
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    slouken@devolution.com
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*/
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/*
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 * Joystick driver for the uhid(4) interface found in OpenBSD,
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 * NetBSD and FreeBSD.
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 *
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 * Maintainer: <vedge at csoft.org>
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 */
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#ifdef SAVE_RCSID
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static char rcsid =
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 "@(#) $Id $";
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <string.h>
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#include <errno.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbhid.h>
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#include <usbhid.h>
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#include "SDL_error.h"
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#include "SDL_joystick.h"
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#include "SDL_sysjoystick.h"
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#include "SDL_joystick_c.h"
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#define MAX_UHID_JOYS	4
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#define MAX_JOY_JOYS	2
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#define MAX_JOYS	(MAX_UHID_JOYS + MAX_JOY_JOYS)
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struct report {
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	struct	usb_ctl_report *buf;	/* Buffer */
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	size_t	size;			/* Buffer size */
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	int	rid;			/* Report ID */
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	enum {
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		SREPORT_UNINIT,
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		SREPORT_CLEAN,
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		SREPORT_DIRTY
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	} status;
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};
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static struct {
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	int	uhid_report;
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	enum	hid_kind kind;
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	const	char *name;
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} const repinfo[] = {
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	{ UHID_INPUT_REPORT,	hid_input,	"input" },
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	{ UHID_OUTPUT_REPORT,	hid_output,	"output" },
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	{ UHID_FEATURE_REPORT,	hid_feature,	"feature" }
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};
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enum {
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	REPORT_INPUT = 0,
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	REPORT_OUTPUT = 1,
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	REPORT_FEATURE = 2
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};
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enum {
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	JOYAXE_X,
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	JOYAXE_Y,
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	JOYAXE_Z,
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	JOYAXE_SLIDER,
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	JOYAXE_WHEEL
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};
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struct joystick_hwdata {
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	int	fd;
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	char	*path;
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	enum {
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		BSDJOY_UHID,	/* uhid(4) */
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		BSDJOY_JOY	/* joy(4) */
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	} type;
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	struct	report_desc *repdesc;
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	struct	report inreport;
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#if 0
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	int	axismin[];
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	int	axismax[];
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#endif
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};
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static char *joynames[MAX_JOYS];
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static char *joydevnames[MAX_JOYS];
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static int	report_alloc(struct report *, struct report_desc *, int);
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static void	report_free(struct report *);
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int
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SDL_SYS_JoystickInit(void)
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{
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	char s[10];
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	int i, fd;
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	SDL_numjoysticks = 0;
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	memset(joynames, NULL, sizeof(joynames));
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	memset(joydevnames, NULL, sizeof(joydevnames));
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	for (i = 0; i < MAX_UHID_JOYS; i++) {
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		sprintf(s, "/dev/uhid%d", i);
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		fd = open(s, O_RDWR);
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parents:
diff changeset
   125
		if (fd > 0) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   126
			joynames[SDL_numjoysticks++] = strdup(s);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   127
			close(fd);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   128
		}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   129
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   130
	for (i = 0; i < MAX_JOY_JOYS; i++) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   131
		sprintf(s, "/dev/joy%d", i);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   132
		fd = open(s, O_RDWR);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   133
		if (fd > 0) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   134
			joynames[SDL_numjoysticks++] = strdup(s);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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parents:
diff changeset
   135
			close(fd);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   136
		}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   137
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   138
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   139
	/* Read the default USB HID usage table. */
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   140
	hid_init(NULL);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   141
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   142
	return (SDL_numjoysticks);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   143
}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   144
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   145
const char *
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   146
SDL_SYS_JoystickName(int index)
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   147
{
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   148
	if (joydevnames[index] != NULL) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   149
		return (joydevnames[index]);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   150
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   151
	return (joynames[index]);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   152
}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   153
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   154
int
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   155
SDL_SYS_JoystickOpen(SDL_Joystick *joy)
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   156
{
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   157
	char *path = joynames[joy->index];
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   158
	struct joystick_hwdata *hw;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   159
	struct hid_item hitem;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   160
	struct hid_data *hdata;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   161
	struct report *rep;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   162
	int fd;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   163
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   164
	fd = open(path, O_RDWR);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   165
	if (fd < 0) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   166
		SDL_SetError("%s: %s", path, strerror(errno));
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   167
		return (-1);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   168
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   169
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   170
	hw = (struct joystick_hwdata *)malloc(sizeof(struct joystick_hwdata));
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   171
	if (hw == NULL) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   172
		SDL_OutOfMemory();
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   173
		close(fd);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   174
		return (-1);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   175
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   176
	joy->hwdata = hw;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   177
	hw->fd = fd;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   178
	hw->path = strdup(path);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   179
	hw->type = BSDJOY_UHID;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   180
	hw->repdesc = hid_get_report_desc(fd);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   181
	if (hw->repdesc == NULL) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   182
		SDL_SetError("%s: USB_GET_REPORT_DESC: %s", hw->path,
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   183
		    strerror(errno));
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   184
		goto usberr;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   185
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   186
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   187
	rep = &hw->inreport;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   188
	if (report_alloc(rep, hw->repdesc, REPORT_INPUT) < 0) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   189
		goto usberr;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   190
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   191
	if (rep->size <= 0) {
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   192
		SDL_SetError("%s: Input report descriptor has invalid length",
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   193
		    hw->path);
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   194
		goto usberr;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   195
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   196
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   197
	hdata = hid_start_parse(hw->repdesc, 1 << hid_input);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   198
	if (hdata == NULL) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   199
		SDL_SetError("%s: Cannot start HID parser", hw->path);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   200
		goto usberr;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   201
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   202
	joy->naxes = 0;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   203
	joy->nbuttons = 0;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   204
	joy->nhats = 0;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   205
	joy->nballs = 0;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   206
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   207
	while (hid_get_item(hdata, &hitem) > 0) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   208
		char *s, *sp;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   209
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   210
		switch (hitem.kind) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   211
		case hid_collection:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   212
			switch (HID_PAGE(hitem.usage)) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   213
			case HUP_GENERIC_DESKTOP:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   214
				switch (HID_USAGE(hitem.usage)) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   215
				case HUG_JOYSTICK:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   216
				case HUG_GAME_PAD:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   217
					s = hid_usage_in_page(hitem.usage);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   218
					sp = malloc(strlen(s) + 5);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   219
					sprintf(sp, "%s (%d)", s,
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   220
					    joy->index);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   221
					joydevnames[joy->index] = sp;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   222
				}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   223
			}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   224
			break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   225
		case hid_input:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   226
			switch (HID_PAGE(hitem.usage)) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   227
			case HUP_UNDEFINED:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   228
				break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   229
			case HUP_GENERIC_DESKTOP:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   230
				switch (HID_USAGE(hitem.usage)) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   231
				case HUG_X:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   232
				case HUG_Y:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   233
				case HUG_Z:
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   234
				case HUG_SLIDER:
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   235
				case HUG_WHEEL:
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   236
#if 0
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   237
					hw->axismin[joy->naxes] =
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   238
					    hitem.logical_minimum;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   239
					hw->axismax[joy->naxes] =
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   240
					    hitem.logical_maximum;
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   241
#endif
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   242
					joy->naxes++;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   243
					break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   244
				}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   245
				break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   246
			case HUP_BUTTON:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   247
				joy->nbuttons++;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   248
				break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   249
			}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   250
			break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   251
		default:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   252
			break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   253
		}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   254
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   255
	hid_end_parse(hdata);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   256
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   257
	/* The poll blocks the event thread. */
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   258
	fcntl(fd, F_SETFL, O_NONBLOCK);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   259
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   260
	return (0);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   261
usberr:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   262
	close(hw->fd);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   263
	free(hw->path);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   264
	free(hw);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   265
	return (-1);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   266
}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   267
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   268
void
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   269
SDL_SYS_JoystickUpdate(SDL_Joystick *joy)
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   270
{
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   271
	static struct hid_item hitem;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   272
	static struct hid_data *hdata;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   273
	static struct report *rep;
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   274
	int nbutton, naxe;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   275
	Sint32 v;
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   276
	
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   277
	rep = &joy->hwdata->inreport;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   278
	if (read(joy->hwdata->fd, rep->buf->data, rep->size) != rep->size) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   279
		return;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   280
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   281
	hdata = hid_start_parse(joy->hwdata->repdesc, 1 << hid_input);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   282
	if (hdata == NULL) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   283
		fprintf(stderr, "%s: Cannot start HID parser\n",
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   284
		    joy->hwdata->path);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   285
		return;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   286
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   287
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   288
	for (nbutton = 0; hid_get_item(hdata, &hitem) > 0;) {
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   289
		switch (hitem.kind) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   290
		case hid_input:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   291
			switch (HID_PAGE(hitem.usage)) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   292
			case HUP_UNDEFINED:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   293
				continue;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   294
			case HUP_GENERIC_DESKTOP:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   295
				switch (HID_USAGE(hitem.usage)) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   296
				case HUG_X:
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   297
					naxe = JOYAXE_X;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   298
					goto scaleaxe;
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   299
				case HUG_Y:
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   300
					naxe = JOYAXE_Y;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   301
					goto scaleaxe;
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   302
				case HUG_Z:
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   303
					naxe = JOYAXE_Z;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   304
					goto scaleaxe;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   305
				case HUG_SLIDER:
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   306
					naxe = JOYAXE_SLIDER;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   307
					goto scaleaxe;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   308
				case HUG_WHEEL:
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   309
					naxe = JOYAXE_WHEEL;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   310
					goto scaleaxe;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   311
				}
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   312
scaleaxe:
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   313
				v = (Sint32)hid_get_data(rep->buf->data, &hitem);
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   314
				if (v != 127) {
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   315
					if (v < 127) {
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   316
						v = -(256 - v);
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   317
						v <<= 7;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   318
						v++;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   319
					} else {
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   320
						v++;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   321
						v <<= 7;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   322
						v--;
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   323
					}
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   324
				} else {
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   325
					v = 0;
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   326
				}
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   327
				if (v != joy->axes[naxe]) {
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   328
					SDL_PrivateJoystickAxis(joy, naxe, v);
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   329
				}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   330
				break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
			case HUP_BUTTON:
307
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   332
				v = (Sint32)hid_get_data(rep->buf->data,
0185452e9f83 This properly scales axes, and adds support for sliders/wheels
Sam Lantinga <slouken@libsdl.org>
parents: 297
diff changeset
   333
				    &hitem);
278
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   334
				if (joy->buttons[nbutton] != v) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   335
					SDL_PrivateJoystickButton(joy,
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   336
					    nbutton, v);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   337
				}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   338
				nbutton++;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   339
				break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
			}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
			break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
		default:
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
			break;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   344
		}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   345
	}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   346
	hid_end_parse(hdata);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   347
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   348
	return;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   349
}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   350
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   351
/* Function to close a joystick after use */
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   352
void
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   353
SDL_SYS_JoystickClose(SDL_Joystick *joy)
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   354
{
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   355
	report_free(&joy->hwdata->inreport);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   356
	hid_dispose_report_desc(joy->hwdata->repdesc);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   357
	close(joy->hwdata->fd);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   358
	free(joy->hwdata->path);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   359
	free(joy->hwdata);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   360
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   361
	return;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   362
}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   363
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   364
void
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   365
SDL_SYS_JoystickQuit(void)
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   366
{
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   367
	int i;
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   368
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   369
	for (i = 0; i < MAX_JOYS; i++) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   370
		if (joynames[i] != NULL)
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   371
			free(joynames[i]);
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   372
		if (joydevnames[i] != NULL)
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   373
			free(joydevnames[i]);
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   374
	}
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   375
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   376
	return;
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   377
}
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   378
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   379
static int
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   380
report_alloc(struct report *r, struct report_desc *rd, int repind)
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{
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   382
	int len;
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   383
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   384
	len = hid_report_size(rd, repinfo[repind].kind, &r->rid);
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   385
	if (len < 0) {
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   386
		SDL_SetError("Negative HID report size");
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   387
		return (-1);
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   388
	}
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   389
	r->size = len;
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   390
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   391
	if (r->size > 0) {
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   392
		r->buf = malloc(sizeof(*r->buf) - sizeof(r->buf->data) +
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   393
		    r->size);
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   394
		if (r->buf == NULL) {
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   395
			SDL_OutOfMemory();
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   396
			return (-1);
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   397
		}
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   398
	} else {
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   399
		r->buf = NULL;
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   400
	}
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parents:
diff changeset
   401
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   402
	r->status = SREPORT_CLEAN;
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   403
	return (0);
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diff changeset
   404
}
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Sam Lantinga <slouken@libsdl.org>
parents:
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   405
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   406
static void
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   407
report_free(struct report *r)
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diff changeset
   408
{
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   409
	if (r->buf != NULL) {
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
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diff changeset
   410
		free(r->buf);
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diff changeset
   411
	}
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   412
	r->status = SREPORT_UNINIT;
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diff changeset
   413
}
dcd9f7b50a1c Added support for joysticks on *BSD (thanks Wilbern!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   414