aboutsummaryrefslogtreecommitdiffstats
path: root/libusb-1.0/libusb/os/linux_usbfs.h
blob: bd02edce5ef220be50702b021ce7927c4e59195f (plain)
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
/*
 * usbfs header structures
 * Copyright (C) 2007 Daniel Drake <dsd@gentoo.org>
 * Copyright (c) 2001 Johannes Erdfelt <johannes@erdfelt.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

#ifndef __LIBUSB_USBFS_H__
#define __LIBUSB_USBFS_H__

#define SYSFS_DEVICE_PATH "/sys/bus/usb/devices"

struct usbfs_ctrltransfer {
	/* keep in sync with usbdevice_fs.h:usbdevfs_ctrltransfer */
	uint8_t  bmRequestType;
	uint8_t  bRequest;
	uint16_t wValue;
	uint16_t wIndex;
	uint16_t wLength;

	uint32_t timeout;	/* in milliseconds */

	/* pointer to data */
	void *data;
};

struct usbfs_bulktransfer {
	/* keep in sync with usbdevice_fs.h:usbdevfs_bulktransfer */
	unsigned int ep;
	unsigned int len;
	unsigned int timeout;	/* in milliseconds */

	/* pointer to data */
	void *data;
};

struct usbfs_setinterface {
	/* keep in sync with usbdevice_fs.h:usbdevfs_setinterface */
	unsigned int interface;
	unsigned int altsetting;
};

#define USBFS_MAXDRIVERNAME 255

struct usbfs_getdriver {
	unsigned int interface;
	char driver[USBFS_MAXDRIVERNAME + 1];
};

#define USBFS_URB_SHORT_NOT_OK		0x01
#define USBFS_URB_ISO_ASAP			0x02
#define USBFS_URB_BULK_CONTINUATION	0x04
#define USBFS_URB_QUEUE_BULK		0x10

enum usbfs_urb_type {
	USBFS_URB_TYPE_ISO = 0,
	USBFS_URB_TYPE_INTERRUPT = 1,
	USBFS_URB_TYPE_CONTROL = 2,
	USBFS_URB_TYPE_BULK = 3,
};

struct usbfs_iso_packet_desc {
	unsigned int length;
	unsigned int actual_length;
	unsigned int status;
};

#define MAX_ISO_BUFFER_LENGTH		32768
#define MAX_BULK_BUFFER_LENGTH		16384
#define MAX_CTRL_BUFFER_LENGTH		4096

struct usbfs_urb {
	unsigned char type;
	unsigned char endpoint;
	int status;
	unsigned int flags;
	void *buffer;
	int buffer_length;
	int actual_length;
	int start_frame;
	int number_of_packets;
	int error_count;
	unsigned int signr;
	void *usercontext;
	struct usbfs_iso_packet_desc iso_frame_desc[0];
};

struct usbfs_connectinfo {
	unsigned int devnum;
	unsigned char slow;
};

struct usbfs_ioctl {
	int ifno;	/* interface 0..N ; negative numbers reserved */
	int ioctl_code;	/* MUST encode size + direction of data so the
			 * macros in <asm/ioctl.h> give correct values */
	void *data;	/* param buffer (in, or out) */
};

struct usbfs_hub_portinfo {
	unsigned char numports;
	unsigned char port[127];	/* port to device num mapping */
};

#define IOCTL_USBFS_CONTROL	_IOWR('U', 0, struct usbfs_ctrltransfer)
#define IOCTL_USBFS_BULK		_IOWR('U', 2, struct usbfs_bulktransfer)
#define IOCTL_USBFS_RESETEP	_IOR('U', 3, unsigned int)
#define IOCTL_USBFS_SETINTF	_IOR('U', 4, struct usbfs_setinterface)
#define IOCTL_USBFS_SETCONFIG	_IOR('U', 5, unsigned int)
#define IOCTL_USBFS_GETDRIVER	_IOW('U', 8, struct usbfs_getdriver)
#define IOCTL_USBFS_SUBMITURB	_IOR('U', 10, struct usbfs_urb)
#define IOCTL_USBFS_DISCARDURB	_IO('U', 11)
#define IOCTL_USBFS_REAPURB	_IOW('U', 12, void *)
#define IOCTL_USBFS_REAPURBNDELAY	_IOW('U', 13, void *)
#define IOCTL_USBFS_CLAIMINTF	_IOR('U', 15, unsigned int)
#define IOCTL_USBFS_RELEASEINTF	_IOR('U', 16, unsigned int)
#define IOCTL_USBFS_CONNECTINFO	_IOW('U', 17, struct usbfs_connectinfo)
#define IOCTL_USBFS_IOCTL         _IOWR('U', 18, struct usbfs_ioctl)
#define IOCTL_USBFS_HUB_PORTINFO	_IOR('U', 19, struct usbfs_hub_portinfo)
#define IOCTL_USBFS_RESET		_IO('U', 20)
#define IOCTL_USBFS_CLEAR_HALT	_IOR('U', 21, unsigned int)
#define IOCTL_USBFS_DISCONNECT	_IO('U', 22)
#define IOCTL_USBFS_CONNECT	_IO('U', 23)

#endif