1/*
2 * usbfs header structures
3 * Copyright (C) 2007 Daniel Drake <dsd@gentoo.org>
4 * Copyright (c) 2001 Johannes Erdfelt <johannes@erdfelt.com>
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21#ifndef LIBUSB_USBFS_H
22#define LIBUSB_USBFS_H
23
24#define SYSFS_DEVICE_PATH "/sys/bus/usb/devices"
25
26struct usbfs_ctrltransfer {
27	/* keep in sync with usbdevice_fs.h:usbdevfs_ctrltransfer */
28	uint8_t  bmRequestType;
29	uint8_t  bRequest;
30	uint16_t wValue;
31	uint16_t wIndex;
32	uint16_t wLength;
33
34	uint32_t timeout;	/* in milliseconds */
35
36	/* pointer to data */
37	void *data;
38};
39
40struct usbfs_bulktransfer {
41	/* keep in sync with usbdevice_fs.h:usbdevfs_bulktransfer */
42	unsigned int ep;
43	unsigned int len;
44	unsigned int timeout;	/* in milliseconds */
45
46	/* pointer to data */
47	void *data;
48};
49
50struct usbfs_setinterface {
51	/* keep in sync with usbdevice_fs.h:usbdevfs_setinterface */
52	unsigned int interface;
53	unsigned int altsetting;
54};
55
56#define USBFS_MAXDRIVERNAME 255
57
58struct usbfs_getdriver {
59	unsigned int interface;
60	char driver[USBFS_MAXDRIVERNAME + 1];
61};
62
63#define USBFS_URB_SHORT_NOT_OK		0x01
64#define USBFS_URB_ISO_ASAP			0x02
65#define USBFS_URB_BULK_CONTINUATION	0x04
66#define USBFS_URB_QUEUE_BULK		0x10
67#define USBFS_URB_ZERO_PACKET		0x40
68
69enum usbfs_urb_type {
70	USBFS_URB_TYPE_ISO = 0,
71	USBFS_URB_TYPE_INTERRUPT = 1,
72	USBFS_URB_TYPE_CONTROL = 2,
73	USBFS_URB_TYPE_BULK = 3,
74};
75
76struct usbfs_iso_packet_desc {
77	unsigned int length;
78	unsigned int actual_length;
79	unsigned int status;
80};
81
82#define MAX_ISO_BUFFER_LENGTH		32768
83#define MAX_BULK_BUFFER_LENGTH		16384
84#define MAX_CTRL_BUFFER_LENGTH		4096
85
86struct usbfs_urb {
87	unsigned char type;
88	unsigned char endpoint;
89	int status;
90	unsigned int flags;
91	void *buffer;
92	int buffer_length;
93	int actual_length;
94	int start_frame;
95	int number_of_packets;
96	int error_count;
97	unsigned int signr;
98	void *usercontext;
99	struct usbfs_iso_packet_desc iso_frame_desc[0];
100};
101
102struct usbfs_connectinfo {
103	unsigned int devnum;
104	unsigned char slow;
105};
106
107struct usbfs_ioctl {
108	int ifno;	/* interface 0..N ; negative numbers reserved */
109	int ioctl_code;	/* MUST encode size + direction of data so the
110			 * macros in <asm/ioctl.h> give correct values */
111	void *data;	/* param buffer (in, or out) */
112};
113
114struct usbfs_hub_portinfo {
115	unsigned char numports;
116	unsigned char port[127];	/* port to device num mapping */
117};
118
119#define IOCTL_USBFS_CONTROL	_IOWR('U', 0, struct usbfs_ctrltransfer)
120#define IOCTL_USBFS_BULK		_IOWR('U', 2, struct usbfs_bulktransfer)
121#define IOCTL_USBFS_RESETEP	_IOR('U', 3, unsigned int)
122#define IOCTL_USBFS_SETINTF	_IOR('U', 4, struct usbfs_setinterface)
123#define IOCTL_USBFS_SETCONFIG	_IOR('U', 5, unsigned int)
124#define IOCTL_USBFS_GETDRIVER	_IOW('U', 8, struct usbfs_getdriver)
125#define IOCTL_USBFS_SUBMITURB	_IOR('U', 10, struct usbfs_urb)
126#define IOCTL_USBFS_DISCARDURB	_IO('U', 11)
127#define IOCTL_USBFS_REAPURB	_IOW('U', 12, void *)
128#define IOCTL_USBFS_REAPURBNDELAY	_IOW('U', 13, void *)
129#define IOCTL_USBFS_CLAIMINTF	_IOR('U', 15, unsigned int)
130#define IOCTL_USBFS_RELEASEINTF	_IOR('U', 16, unsigned int)
131#define IOCTL_USBFS_CONNECTINFO	_IOW('U', 17, struct usbfs_connectinfo)
132#define IOCTL_USBFS_IOCTL         _IOWR('U', 18, struct usbfs_ioctl)
133#define IOCTL_USBFS_HUB_PORTINFO	_IOR('U', 19, struct usbfs_hub_portinfo)
134#define IOCTL_USBFS_RESET		_IO('U', 20)
135#define IOCTL_USBFS_CLEAR_HALT	_IOR('U', 21, unsigned int)
136#define IOCTL_USBFS_DISCONNECT	_IO('U', 22)
137#define IOCTL_USBFS_CONNECT	_IO('U', 23)
138
139#endif
140